IAGA SESSIONS AND PRESENTATIONS, WEEK 1
GAA11A CIRES:AUDITORIUM Mon 0830h
GA1.04 Core Dynamics and the Dynamo: Experiments and
Observational Constraints
Presiding: G A Glatzmeier, IGPP/Los Alamos National Lab
0830h GAA11A-01 Elliptic Instability in a Rotating
Spheroidal Shell of Fluid: *K D Aldridge, L I
Lumb
0845h GAA11A-02 Characteristic Surfaces in the Earth's Fluid
Outer Core?: *G A Henderson, K D Aldridge
0900h GAA11A-03 An Experimental Test of Dynamo Efficiency:*P
Cardin, P Olson, D Brito, H C Nataf
0915h GAA11A-04 A Global Model for Cooling of the Earth With
a Conductive Shell in the Core: *S Labrosse,
J L Le Mouel, J P Poirier
0930h GAA11A-05 The Efficiency of the Geodynamo: *J R
Lister,
B A Buffett
0945h GAA11A-06 Does Convection in the Fluid Outer Core
Affect the Shape of the Solid Inner Core?:
*B A Buffett, J W M Bush
1000h GAA11A-07 Lunar and Planetary Magnetic Fields: What
Can Be Learnt About the Dynamo Process: *S K
Runcorn
GAA11B CIRES:AUDITORIUM Mon 1045h
GA1.04 Core Dynamics and the Dynamo: Core Dynamics and
Core-Mantle Coupling
Presiding: M Kono, Univ of Tokyo
1045h GAA11B-01 Gravitational and Pressure Coupling in the
Earth: *A M Szeto, S Xu
1100h GAA11B-02 The Role of Pressure Reaction to the Lorentz
Force in Electromagnetic Coupling: *S Xu,
A M Szeto
1115h GAA11B-03 Hydromagnetic Compositional Convection: *I A
Eltayeb, E Krishnan
1130h GAA11B-04 The Effect of Bumps on Magnetoconvection: *P
A Coffey
1145h GAA11B-05 The Influence of Surface Topography on
Rotating Convection: *A M Soward, P I Bell
GAA11C EC:ARENA Mon 0830h
GA1.04 Core Dynamics and the Dynamo - Posters
Presiding: C A Jones, Univ of Exeter
0830h GAA11C-01 POSTER Magnetoconvection and Resulting EMF
in a Rotating Horizontal Non-uniformly
Stratified Layer in Dependence on Various
Boundary Conditions: J Brestensky, S Sevcik,
J Simkanin
0830h GAA11C-02 POSTER Laboratory Experiments on
Compositionally Buoyant Plumes in a
Non-rotating Stratified Fluid: *R G Davis
0830h GAA11C-03 POSTER Experimental Observations of Thermal
Convection at a Low Prandtl Number in a
Rapidly Rotating Spherical Shell: *R G Davis
0830h GAA11C-04 POSTER The Evolution of Magnetic
Instabilities: Implications for the Earth's
Magnetic Field: *K A Hutcheson, D R Fearn
0830h GAA11C-05 POSTER Slow Weakly Nonlinear Hydromagnetic
Waves in the Earth's Outer Core: *S D London
0830h GAA11C-06 POSTER Mean Field Dynamos With an
Asymmetric Alpha Effect: *L A Luchford, M R
Proctor
0830h GAA11C-07 POSTER Helicity and Alpha Effect Produced
by Small-Scale Buoyancy-Driven Flow in a
Rotating Hydromagnetic Fluid: *H Shimizu, D E
Loper
0830h GAA11C-08 POSTER Time and Length Scales of
Buoyancy-Driven Flow Structures in a
Rotating Hydromagnetic Fluid: *H Shimizu, D E
Loper
0830h GAA11C-09 POSTER An Ising Model Approach to
Geomagnetic Polarity Transitions: *K L
Verosub, I Aleinov, E G Puckett
0830h GAA11C-10 POSTER Rotational Motion of the Earth's
Inner Core: *S Xu, A M Szeto
0830h GAA11C-11 POSTER Cylindrical Layer of the Increased
Geostrophic Shear in Alpha Omega Dynamos: I
Cupal, P Hejda
GAA11D UMC:East Mon 0830h
GA2.09/3.08 Planetary Atmospheres and Magnetospheres: The
Jovian Magnetosphere
Presiding: K Khurana, Univ of California, LA
0830h GAA11D-01 INVITED Our View of the Jovian
Magnetosphere Post-Ulysses: *D J Southwood
0855h GAA11D-02 Hot Plasmas of Jupiter's Inner Magnetosphere:
B H Mauk, S A Gary, M Kane, E P Keath, S M
Krimigis, T P Armstrong
0910h GAA11D-03 Dayside Current Sheet Structure in the
Jovian Magnetosphere as Seen by Ulysses: *M W
Dunlop, M K Dougherty, K Staines
0925h GAA11D-04 Charged Particle Motion in Jupiter's Current
Sheet: *R S Selesnick
0940h GAA11D-05 Effective Ionospheric Conductivity for
Jovian Magnetosphere-Ionosphere-Atmosphere
Interaction: *V M Vasyliunas
0955h GAA11D-06 A Global Magnetohydrodynamic Model of the
Jovian Magnetosphere: *T Ogino, W H Ip, R J
Walker
1010h Break
1040h GAA11D-07 INVITED The Effects of SL9 on the Jupiter
Atmosphere, Ionosphere, and Magnetosphere:
*M A McGrath
1105h GAA11D-08 HST/WFPC 2 Imaging of Jupiter's Aurora in
the Far Ultraviolet: *J T Clarke, G E
Ballester, J Trauger, D Crisp, K Stapelfeldt,
R Evans
1120h GAA11D-09 Diagnostic of the Jovian Auroral Processes
Using New HST/FOC Images and High Resolution
FUV Spectra: *R Prange, D Rego, L Pallier,
M K Dougherty, L B Jaffel
1135h GAA11D-10 INVITED The Magnetosphere of Jupiter: A
Review of Current Understanding and Unsolved
Mysteries on the 40th Anniversary of the
Discovery of Jovian Radio Emission: *F
Bagenal
GAA11E UMC:West Mon 0830h
GA2.13/3.03 Dynamics of the Magnetotail and High-Latitude
Nightside Ionosphere
Presiding: A Nishida, Inst Space and Astronautical Sci; V
Angelopoulos, Johns Hopkins Univ
0830h GAA11E-01 The Magnetic Field in the Distant Geotail:
*T I Pulkkinen, D N Baker, J A Slavin, C J
Owen
0845h GAA11E-02 Magnetotail Energetic Ion Charge State and
Species Composition Measured by the
Geotail/EPIC Instrument: *S P Christon, G
Gloeckler, D J Williams, R W McEntire, A T Y
Lui, V Angelopoulos
0900h GAA11E-03 INVITED Plasma Dynamics in Earth's
Magnetotail: Observations With the Geotail
and Galileo Spacecraft: *L A Frank, W R
Paterson, K L Ackerson, J Seon, M
Ashour-Abdalla, M G Kivelson, S Kokubun, T
Yamamoto, R P Lepping
0930h GAA11E-04 Convection in the Distant Magnetotail at 200
Re Under Northward IMF: *A Nishida, T Mukai,
T Yamamoto, Y Saito, S Kokubun, K Maezawa
0945h GAA11E-05 Studies of the Magnetotail Structure and
Dynamics Using Global MHD Simulations: *J
Raeder, J Berchem, M Ashour-Abdalla
1000h GAA11E-06 Dynamics of Earth's Distant Tail: Comparison
of Geotail Plasmas and Magnetic Field
Observations With Global MHD Simulation
Results: J Berhcem, J Raeder, M
Ashour-Abdalla, L A Frank, W R Paterson, K L
Ackerson, S Kokobun, T Yamamoto, R P Lepping
1015h GAA11E-07 Absence of a Nominal Magnetotail Under Very
Northward IMF Conditions: *D H Fairfield, L A
Frank, K L Ackerson, W R Paterson, S Kokubun,
T Yamamoto, K Tsuruda
1030h Break
1045h GAA11E-08 Large Scale Dynamics of the Magnetospheric
Tail Induced by Substorms; A Multi-satellite
Study: *J A Sauvaud, C Jacquey, J A Slavin,
C J Owen, R P Lepping, C T Russell, R D
Belian
1100h GAA11E-09 INVITED Structure and Kinetic Properties of
Plasmoid and Its Boundary Region: *T Mukai
1130h GAA11E-10 Energetic Particle Spectra of Transient
Magnetic Structures Observed by Geotail: *A
Belehaki, E T Sarris, R W McEntire, S Kokubun,
T Yamamoto
1145h GAA11E-11 Observations of Energetic Ions in the
Earth's Magnetotail With the Geotail/EPIC
Instrument: *R W McEntire, D J Williams,
A T Y Lui, V Angelopoulos, S P Christon
1200h GAA11E-12 INVITED Properties of the Magnetopause at
the Near and Distant Magnetotail: *T Yamamoto
GAA11F OMAIN:103 Mon 0900h
GA4.10 Division IV Reporter Reviews
Presiding: S Grzedzielski, COSPAR
0900h GAA11F-01 INVITED The High Latitude Heliosphere: The
Ulysses Results: *A Balogh
0940h GAA11F-02 INVITED Continued Studies and Analyses of
the 1992-93 Heliospheric Radio Emission Event:
*D A Gurnett, W S Kurth, S C Allendorf, L J
Granroth
1020h Break
1050h GAA11F-03 INVITED Shocks and Energetic Particles
Throughout the Heliosphere: E C Roelof, R B
Decker
1130h GAA11F-04 INVITED Cosmic Ray Mediated Shocks: *G P
Zank
GAA11G UMC:Forum Mon 0830h
GA5.01 Modern Observatory and Repeat Station Instruments and
Practice
Presiding: O Rasmussen, Danish Meteorological Inst; L Hegymegi,
Eotvos Lorand Geophysical Inst
0830h GAA11G-01 Fluxgate Declinometer and Inclinometer: A F
Pavlov, V V Kuznetsov, J N Nagorny
0850h GAA11G-02 A Compact Spherical Delta I-Delta D (DIDD)
System for Quasi-Absolute Measurements: *A W
Green, L W Pankratz, E A Sauter, L Hegymegi,
A Kormendi
0910h GAA11G-03 Design of Bias Coils for Vector Proton and
for Fluxgate Magnetometers by Numerical
Optimization on Personal Computer: *A
Kormendi
0930h GAA11G-04 First Results of Geomagnetic Measurements
With an Automatic Diflux: *J L J Rasson
0950h GAA11G-05 Potassium Laser Pumped Scalar Magnetometer
of Highest Performance: *E B Alexandrov, M V
Balabas, A K Vershovskii, N N Yakobson
1010h Break
1040h GAA11G-06 The First Year of Digital Recording at the
Budkov Geomagnetic Observatory: *P Hejda, J
Horacek, P Trefny
1100h GAA11G-07 Report on Progress of the Italian
Geomagnetic Automatic Observatories: *P
Palangio, A Meloni, A Caramelli, L Cafarella
1120h GAA11G-08 Reliability of the Hungarian Geomagnetic
Observatory Data: V Wesztergom, A Wallner, *A
Kormendi
1140h GAA11G-09 The New and Old Geomagnetic Trelew
Observatory: A Prospective Analysis: J
Rasson, *J C Gianibelli, A Pelliciuoli, E A
Suarez, D O Gargano, P A Sallago
1200h GAA11G-10 Data Quality Control of Chinese Geomagnetic
Network: *Y F Gao
1220h GAA11G-11 Automatic Digital Magnetic Observatory System:
A N Fedorov, O M Grechov, V V Kuznetsov, A I
Kalugin
GAA11H EC:ARENA Mon 0830h
GA5.01 Modern Observatory and Repeat Station Instruments and
Practice - Posters
Presiding: J Rasson, Inst Royal Meteorology
0830h GAA11H-01 POSTER The New BGS Magnetic Observatories
in the South Atlantic: J C Riddick, T D G
Clark, *D J Kerridge
0830h GAA11H-02 POSTER Tentative Implementation of D-I-F
Recording in Observatory Practice: *A Palka
0830h GAA11H-03 POSTER The Re-establishment of the Magnetic
Network in Hungary in 1994-1995: P Kovacs, A
Sarhiday, L Hegymegi, *A Kormendi
0830h GAA11H-04 POSTER Reduction of Magnetic Repeat Station
Data: *C E Barton, A M Lewis
GAA11I UMC:235 Mon 0800h
GA7.01 Activities and Results of the International Equatorial
Electrojet Year (IEEY)
Presiding: Y Cohen, Inst de Physique du Globe; I S Sastry,
National Geophysical Res Inst
0800h GAA11I-01 INVITED Currents Generated by the
Ionospheric Dynamo: *R J Stening
0825h GAA11I-02 INVITED Neutral Dynamics Associated With
the Equatorial Ionization Anomaly: *T J
Fuller-Rowell, M V Codrescu, W Borer, D N
Anderson, B G Fejer, G Millward, R J Moffett
0850h GAA11I-03 INVITED International Equatorial Electrojet
Year: A Review of Results Obtained in Europe
and Africa's Longitude Sector: *A T Kobea, V
Doumouya, K Boka, E Houngninou, C
Amory-Mazaudier, J Vassal, O Fambitakoye, Y
Cohen, M Menvielle
0915h GAA11I-04 Thermospheric Wind Observations From
Korhugo, Ivory Coast, During the IEEY: D Rees,
S Mugleston, N P Meredith, C Amory-Mazaudier,
P Villa, D Unguran
0930h GAA11I-05 New HF Zenithal Ionospheric Sounding Modes
Performed During the International
Equatorial Electrojet Year: *E Blanc, S Perez,
C Lebreton
0945h GAA11I-06 Description of Time Phases in the
Development of Equatorial Spread F as
Observed by H.F. Sounding: *J F Cecile
1000h GAA11I-07 Multifrequency Spectral Analysis at the
Magnetic Equator by HF Zenithal Ionospheric
Sounding: *E B Houngninou, E Blanc
1015h GAA11I-08 F2 Peak Distortion in the Diurnal Variation
Across the Equatorial Trough Zone During the
Solar Flux Decline 1993-1994: *E Sambou, P
Vila, C Amory-Mazaudier, R Hanbaba, J Vassal
1030h Break
1050h GAA11I-09 INVITED Induction by the Geomagnetic Tides
and the Equatorial Electrojet: *P Tarits
1115h GAA11I-10 Overview of Magnetic and Telluric
Measurements Over Africa During IEEY: J
Vassal, C Amory-Mazaudier, Y Cohen, O
Fambitakoye, M Menvielle
1130h GAA11I-11 A Study of the Variations of Telluric
Currents Associated to the Equatorial
Electrojet: Case of the Equinox: K Boka, J
Vassal, M Menvielle, O Fambitakoye, Y Cohen
1145h GAA11I-12 Signature of Planetary Current Sheets in
IEEY (International-Equatorial-Electrojet-Year-Experiment)
J Vassal, C Amory-Mazaudier, Y Cohen, O
Fambitakoye, M Menvielle
1200h GAA11I-13 Role of the Ambient Magnetic Field B in the
Longitudinal Variation of Equatorial
Electrojet Current Density: *C A Onwumechili
1215h GAA11I-14 Possible Existence of Counter Worldwide Part
of Sq and Its Relation to Equatorial
Electroject: *C A Onwumechili
GAA12A CIRES:AUDITORIUM Mon 1330h
GA1.04 Core Dynamics and the Dynamo: Magnetoconvection and
Dynamo Models
Presiding: A M Soward, The Univ Newcastle upon Tyne; I A Eltayeb,
Sultan Qaboos Univ
1330h GAA12A-01 On How Magnetic Fields Affect Convective
Motions in the Earth's Core: *K Zhang
1345h GAA12A-02 Numerical Simulation of Convective Flow in a
Rapidly Rotating Spherical Shell and the
Geodynamo: *W Kuang, J Bloxham
1400h GAA12A-03 Three Dimensional Dynamo Models With
Prescribed Density Heterogeneities: *D Jault,
P Cardin
1415h GAA12A-04 Schemes Convergent to Taylor States: *D J
Ivers
1430h GAA12A-05 Helicity Distribution in the Core Estimated
From Geomagnetic Field Data: *M Matsushima
1445h GAA12A-06 The Onset of Oscillations in Anisotropic
Alpha2 Dynamos: *C G Phillips
1500h GAA12A-07 New Results From the Mapping Method: *T
Nakajima, P H Roberts
1515h Break
1545h GAA12A-08 Non-Normal Dynamos: *B F Farrell, P J Ioannou
1600h GAA12A-09 Building a Minimum Model of the Geodynamo:
Inference From Paleomagnetism: *M Kono
1615h GAA12A-10 Convection Driven Geodynamo Models Using a
Mean Field Approximation: *C A Jones, A W
Longbottom, R Hollerbach
1630h GAA12A-11 A Self-Consistent 3D Convective Dynamo
Simulation With a Magnetic Field Reversal:
*G A Glatzmaier, P H Roberts
1645h GAA12A-12 Stationary and Time-Dependent Dynamos in
Rotating Spherical Shells: *J Wicht, F H
Busse
1700h Discussion
GAA12B UMC:East Mon 1330h
GA2.09/3.08 Planetary Atmospheres and Magnetospheres: Outer
Planets' Magnetospheres and Satellite Interactions
Presiding: F Bagenal, Univ of Colorado, Boulder; T Breus,
Academy of Sciences
1330h GAA12B-01 INVITED Nonlinear Alfven Wings of Io
Revisited: *F M Neubauer
1355h GAA12B-02 Interaction of Small Bodies With Flowing
Plasmas in the Solar Wind and at Jupiter: *Z
Wang, M G Kivelson, K K Khurana, R J Walker
1410h GAA12B-03 Charged Dust in Magnetospheres: *M Horanyi
1435h GAA12B-04 INVITED The Atmospheric Flywheel Effect in
Outer Planetary Magnetospheres: *T W Hill
1500h Break
1530h GAA12B-05 The Distribution of OH in the Saturn
Magnetosphere: *P L Matheson, D E Shemansky
1545h GAA12B-06 The Morphology and Energetics of the Jovian
and Saturnian UV Aurora: HST Observations
and Modelling: *J C Gerard, D Grodent, V Dols
1600h GAA12B-07 A Two-Dimensional Multifluid MHD Model of
Titan's Plasma Environment: *T E Cravens, C J
Lindgren
1615h GAA12B-08 INVITED Ion Pick-up and Acceleration at
Comets: *D E Huddleston
1640h GAA12B-09 Ion-Acoustic Concentrative and Rarefactive
Solitons in an Multi-Component Cometary
Plasma Traversed by the Solar Wind: N Y
Kotsarenko, O P Verkhoglyadova
1655h GAA12B-10 Excitation of Low-Frequency Oscillations in
the Cometary Ionosphere by the Solar Wind:
N Y Kotsarenko, O P Verkhoglyadova
1710h GAA12B-11 Large-Scale Structure Formation in the
Cometary Ionosphere due to Plasma Streams:
*O P Verkhoglyadova
GAA12C UMC:West Mon 1330h
GA2.13/3.03 Dynamics of the Magnetotail and High-Latitude
Nightside Ionosphere
Presiding: M Kivelson, Univ California, LA; R McPherron,
Univ of California, LA
1330h GAA12C-01 Microscale Anisotropy Reduction and
Macroscale Dynamics of the Magnetotail: *J
Birn, S P Gary, M Hesse
1345h GAA12C-02 Modeled Particle Signatures of Magnetic
Structures in the Geomagnetic Tail: *R F
Martin, T W Speiser
1400h GAA12C-03 Hybrid Modeling of the Formation of Thin
Current Sheets in Magnetotail Configurations:
*M Hesse, D Winske, M Kuznetsova, J Birn, K
Schindler
1415h GAA12C-04 Stability of Thin Equatorial Current Sheets:
*S Perraut, A Roux, O Holter, A Pedersen, A
Korth, G Kremser, C Altman
1430h GAA12C-05 Structure of Thin Equatorial Current Sheets:
*A Roux, S Perraut, A Korth, G Kremser, Z Y
Pu, O Holter
1445h GAA12C-06 Dynamical Time Scales and Phase Space
Structure: *P B Dusenbery, G R Burkhart, T W
Speiser, F Hall
1500h GAA12C-07 Remote Sensing of the Geomagnetic Tail
Current Sheet Topology Using Energetic Ions:
Neutral Lines Versus Weak Field Regions: *T W
Speiser, R F Martin
1515h GAA12C-08 Energization and Acceleration of Magnetotail
Plasma: L M Zelenyi, M Ashour-Abdalla, V
Peroomian, A L Taktahishvili
1530h Break
1545h GAA12C-09 Collisionless Reconnection in Three
Dimensions: *J Buchner
1600h GAA12C-10 Ion Distributions in a Hybrid Simulation of
Magnetotail Reconnection: *M Kuznetsova, M
Hesse, D Winske
1615h GAA12C-11 Transport of Plasma-Sheet Material From the
Magnetotail to the Dipolar Magnetosphere: *J E
Borovsky, M F Thomsen, T Cayton, V
Angelopoulos, D J McComas
1630h GAA12C-12 INVITED A New Theory for Magnetospheric
Substorms: *L R Lyons
1700h GAA12C-13 INVITED Nightside Flux Transfer Events and
Their Relationship With a Substorm: *V A Sergeev
GAA12D OMAIN:103 Mon 1400h
GA4.10 Division IV Reporter Reviews
Presiding: S Grzedzielski, COSPAR
1400h GAA12D-01 INVITED Cosmic Rays in a 3-D Heliosphere:
*J Kota, J R Jokipii
1440h GAA12D-02 INVITED Heliospheric Sources of
Interplanetary Neutral Atoms: *J G Luhmann
1520h GAA12D-03 INVITED Dust in Interplanetary Space: *E
Grun
GAA12E UMC:Forum Mon 1400h
GA5.01 Modern Observatory and Repeat Station Instruments and
Practice
Presiding: O Rasmussen, Danish Meteorological Inst; L Hegymegi,
Eotvos Lorand Geophysical Inst
1400h GAA12E-01 Can One Record the Geomagnetic Field With
Accuracy Better Than 1 nT?: P Lange, J
Marianiuk, *J Reda
1420h GAA12E-02 DIMARS-LEMI X, a Low Power, Compact,
Intermagnet Compatible Magnetic Recording
System in Tihany Observatory: *L Hegymegi, A
Kormendi, L Farkas, V Korepanov, B Bondaruk,
L Rakhlin
1440h GAA12E-03 Calibration System for Testing of
3-Component Magnetometers: *V E Korepanov,
E N Klimovich, K Pajunpaa
1500h GAA12E-04 Observatory Intercalibration of the
Spherical Compact Sensor Magnetometer and
Star Imager for the Oersted Geomagnetic
Satellite Mission: *T Risbo, J Jorgensen, J
Pedersen, F Primdahl, S Skovsen, O Rasmussen
1520h GAA12E-05 Determination of the Precise Orientation of
X, Y, Z Variometers - Comparison of Two
Methods: P Lange, *J Reda
1540h Break
1600h GAA12E-06 Long-Term Magnetic Data Acquisition System:
*V E Korepanov, E N Klimovich, A A Kuznetsov
1620h GAA12E-07 A Study of Baseline Drift and Baseline
Adoption on a Global Set of Data, Using the
INTERMAGNET CD-ROM 1992: *O Rasmussen
1640h GAA12E-08 Combined System for Repeat Station
Measurements: *V Auster
1700h GAA12E-09 Daily Variation Removal From Repeat Stations
Measurements: *L M Barreto
1720h GAA12E-10 Old Observatory Data - What's the Use?: A M
Isikara, *S R C Malin, M K Tuncer, O
Yazici-Cakin
GAA12F UMC:235 Mon 1330h
GA7.01 Activities and Results of the International Equatorial
Electrojet Year (IEEY)
Presiding: A G Onwumechili, IAGA/ICDC; M Menvielle,
Laboratoire Phys de la Terre Planetes
1330h GAA12F-01 INVITED Polar and Equatorial Current System
During the Magnetic Storm and Substorm: *T
Kikuchi, T Kitamura, O Saka, H Luhr, K
Schlegel
1355h GAA12F-02 Equatorial Electrojet, Part of the Global
Circuit: A Case Study From IEEY Measurements
Campaign (October 1992, November 1994) for
the Period From May 20 to 30, 1993: *A T
Kobea, C Amory-Mazaudier, J M Do, J Vassal, H
Lurh
1410h GAA12F-03 Some Features of the Equatorial Electrojet
in Western Africa From Ground-Based Magnetic
Data: *V Doumouya, J Vassal, Y Cohen, O
Fambitakoye, M Menvielle
1425h GAA12F-04 INVITED IEEY Activities in the American
Sector: *N B Trivedi
1440h GAA12F-05 Rocket-Borne, Flux-Gate Magnetometer
Measurements of the Equatorial Electrojet
From Alcantara, Brazil During the
International Equatorial Electrojet Year: *R F
Pfaff, M Acuna, P Marionni, J Slavin, R
Langel, N Trivedi, D Wallis
1455h GAA12F-06 Results of the Peruvian Geomagnetic
Observations During the IEEY 1992-1994: *M
Ishitsuka, O Velix
1510h GAA12F-07 A Study of the Equatorial Electrojet From a
Magnetometer Array in N-E Brazil: N B Trivedi,
N Fukushima, F H Chamalaun, A L Padilha
1525h GAA12F-08 Secular Variation, Jerks, and Long Waves in
the Geomagnetic Elements of Fuquene
Observatory: *J C Gianibelli, W Arias, W
Quinteros, J Avenda~no, W Martinez, L
Sanchez
1540h GAA12F-09 Temporal Variation in Port Moresby, Lunping,
Chambon La Foret, and Port Alfred
Geomagnetic Observatories: J Kohn, *J C
Gianibelli
1555h Break
1615h GAA12F-10 INVITED The IEEY Along the Asian Sector:
Geomagnetic Scenario: *B R Arora, N T K Thoa,
Y P Gao, K H Kanonidi
1640h GAA12F-11 INVITED Role of Equatorial Electrojet on
Ionospheric Current System in Asian Sector
During Different Quiet and Disturbed
Conditions: *R G Rastogi
1705h GAA12F-12 Oscillations of the Dip Equator and
Electrojet Axis Over Southern India: *B J
Srivastava
1720h GAA12F-13 Equatorial Counter Electrojet and Magnetic
Pulsations: *I S Sastry, S V S Sarma
1735h GAA12F-14 Diurnal Inequalities at Nearby Stations in
the Electrojet Belt in the Indian Zone: R L
Asinkar, G K Rangarajan
1750h GAA12F-15 Features of the Magnetic Field of the
Equatorial Electrojet Determined From the
Experimental Data for the South-Eastern Asia
Region: *N M Rotanova, Y P Tsvetkov, H T Ly,
N T Thoa
1805h GAA12F-16 Effect of Magnetic Disturbance on the Three
Components of the Earth's Magnetic Field in
the Indian Longitude: D R K Rao, *S Alex, S
Mukherjee
1820h GAA12F-17 Project 339 "Geomagnetic Equator" in the
International Geological Correlation Program:
*N T Thoa, B B Ellwood
GAA21A UMC:Room 235 Tues 0830h
GA1.06 Reversals: Observation and Theory
Presiding: K Verosub, Univ of California; P McFadden,
Australian Geological Survey
0830h GAA21A-01 How Random Are Magnetic Reversals?: Y
Gallet, *V Courtillot
0845h GAA21A-02 The Fractal Characteristics of
Magnetostratigraphy: *H Shi, D H Tarling
0900h GAA21A-03 Fundamental Transitions in the Geodynamo as
Suggested by Paleomagnetic Data: *P L
McFadden, R T Merrill
0915h GAA21A-04 Inclination Errors and Preferred VGP Paths:
*C E Barton, P L McFadden
0930h GAA21A-05 Preferred Paths of Transition VGPs Related
to the Location of the Strongest and Coolest
Sectors of the MTZ: *L O Nicolaysen, D P
Mason
0945h GAA21A-06 Geomagnetic Polarity Reversals: Preferred
Paths and Explanations: *S K Runcorn
1000h Break
1030h GAA21A-07 Geomagnetic Fields Observed at Earth's
Surface From Flux Distributions at the
Core/Mantle Boundary: *K L Verosub, I Aleinov,
E G Puckett
1045h GAA21A-08 Modeling the Geomagnetic Field at the
Core-Mantle Boundary During Polarity
Transitions: *A Mazaud, J Love, D Gubbins
1100h GAA21A-09 Magnetic Storms During Geomagnetic
Reversals: a Possible Explanation to
Extremely Rapid Field Variations Recorded in
Steens Mountain Lava Flows: *P Ultre-Guerard,
J Achache
1115h GAA21A-10 Striking Properties of Core Surface Field
and Flow Models: Challenges or Keys to Core
Geodynamical Theory?: *C V Voorhies
1130h GAA21A-11 Does the Mantle Influence Behavior of the
Reversing Geomagnetic Field?: *K A Hoffman
1145h GAA21A-12 Relationship Between D" Layer and
Geomagnetic Polarity Transition: *R X Zhu
1200h GAA21A-13 The Age and Duration of the Matuyama-Brunhes
Geomagnetic Transition: New
40Ar/39Ar Constraints From Lava Flows:
*B S Singer, M S Pringle
GAA21B EC:Arena Tues 0830h
GA1.06 Reversals: Observation and Theory - Posters
Presiding: A Mazaud, Ctr Faibles Radioactivities; B Clement,
Florida International Univ
0830h GAA21B-01 POSTER High Resolution Paleomagnetic
Records of Brunhes/Matuyama Polarity
Transition From ODP Leg 124 (Celebes and
Sulu Seas): *H Oda, H Shibuya
0830h GAA21B-02 POSTER The Periodicity of Geomagnetic
Reversals and Some Geological Processes in
Phanerozoic: *V P Aparin, O P Zolotova
0830h GAA21B-03 POSTER Possible Method for Geomagnetic
Declination Searching: *Y M Gorodysky
0830h GAA21B-04 POSTER Response of Pass-Through
Superconducting Rock Magnetometers: *H
Shibuya, T Michikawa
0830h GAA21B-05 POSTER The Model of Virtual Geomagnetic
Poles Motion During Reversals: *V V Kuznetsov
GAA21C UMC:Forum Tues 0830h
GA 1.13 Magnetic Signature of Environmental Change
Presiding: K Fukuma, Kyoto Univ; B Maher,
University of East Anglia
0830h GAA21C-01 Paleo-Rainfall Reconstructions for the
Chinese Loess Plateau: B A Maher, R Thompson
0845h GAA21C-02 Sino-Climo-Magnetism: R Thompson, B A Maher
0900h GAA21C-03 Paleoclimate Record of the Chinese Loess
Plateau Based on Deconvolution of the
Magnetic Susceptibility Signal: J TenPas, *K L
Verosub, M J Singer, R H Shumway, X Zhao
0915h GAA21C-04 Separation of Local and Global Climate
Change Records in the Chinese Loess Plateau:
*S K Banerjee, C P Hunt
0930h GAA21C-05 Ferromagnetic Mineral Composition of the
Chinese Loess: *K Fukuma, M Torii
0945h GAA21C-06 Rock-Magnetism and Paleoclimatic
Reconstruction in Chinese Loess: X M Liu, *J
Bloemendal, T C Rolph
1000h Break
1030h GAA21C-07 Maghemmite - A Possible Magnetic Contributor
to the Enhancement to the Magnetic Signal in
Chinese Loess-Paleosol Sequences: An
Extensive Rock Magnetic Study Combined With
Citrate-Bicarbonate-Dithionite Treatment: W
Sun, S K Banerjee, C P Hunt
1045h GAA21C-08 Frequency-Dependent Magnetic Susceptibility
Measurements of Natural Environmental Samples:
*J A Dearing
1100h GAA21C-09 The Rock-Magnetic Signal of Deglaciation
(ca. 18 ka to Present): Results From the
Labrador and Scotian Shelves: *F R Hall, S J
Reed, J T Andrews, A Jennings, B MacLean, G
Vilks, A Miller
1115h GAA21C-10 Paleoclimatic Signal From Rock Magnetism of
Pelagic Red Clay in the North Pacific: *T
Yamazaki, N Ioka, P Solheid
GAA21D EC:Arena Tues 0830h
GA1.13 Magnetic Signature of Environmental Change - Posters
Presiding: J Urrutia-Fucugauchi, Univ of California, LA
0830h GAA21D-01 POSTER Magnetic Properties of a Loess
Sequence at Achenheim (France): I Le Meur,
*J P Valet, L Meynadier, D D Rousseau
0830h GAA21D-02 POSTER Paleomagnetic Records of Loess and
Paleosols in the Pampean Region of Argentina:
*J C Bidegain
0830h GAA21D-03 POSTER Magnetic Properties of a
Magnetite-Maghemite Solid Solution With
Al-Substitution: *W Cheng, E J Tyler
0830h GAA21D-04 POSTER Do Cave Sediments of the Spiralka
Cave, Czech Republic Record Environmental
Change?: *P Sroubek, J F Diehl, J Kadlec
0830h GAA21D-05 POSTER Environmental Magnetic Study of
Holocene Sediments From the Toluca Valley,
Central Mexico: *J M Maillol, A Flores-Diaz,
Y Sugiura
0830h GAA21D-06 POSTER Paleomagnetic and Paleoenvironmental
Study of Chalco Lake, Southern Basin of
Mexico: J Urrutia-Fucugauchi, B
Ortega-Guerrero, S Lozano-Garcia, M
Caballero-Miranda
0830h GAA21D-07 POSTER The Neoproterozoic Climatic Paradox:
Equatorial Paleolatitude for Glaciation Near
Sea Level: *P W Schmidt, G E Williams
0830h GAA21D-08 POSTER Heavy Metals Pollutions and Bridge
KLY-1 Measurements of Melted Snow and Lake
Sludge Samples: *A Nulman, A Yurkov, S Borich
GAA21E UMC:East Tues 0945h
GA2.09/3.08 Planetary Atmospheres and Magnetospheres: The Venus
Plasma Environment
Presiding: T Cravens, Univ of Kansas
0945h GAA21E-01 INVITED Interaction of the Solar Wind With
the Non-magnetized Planets: *R J Strangeway
1015h GAA21E-02 Time Delays in the Solar Wind Flow Past
Venus: Galileo-Pioneer Venus Correlations:
*D E Huddleston, C T Russell, M Kivelson, J G
Luhmann
1030h Break
1100h GAA21E-03 Plasma Changes Across the Intermediate
Transition of the Venus Ionosheath: *H
Perez-de-Tejada
1115h GAA21E-04 Collisional Joule Dissipation of Plasma
Waves in Planetary Ionospheres: *R J
Strangeway, C T Russell
1130h GAA21E-05 Suprathermal Electron Fluxes in the Venus
Nightside Ionosphere at Moderate and High
Solar Activity: *K Spenner, W Lotze, W C
Knudsen
1145h GAA21E-06 Lightning on Venus?: *K D Cole, W R Hoegy
GAA21F EC:Arena Tues 0830h
GA2.09/3.08 Planetary Atmospheres and Magnetospheres - Posters
Presiding: T Cravens, Univ of Kansas
0830h GAA21F-01 POSTER Exposing the Io Torus Local Emissions:
*M H Taylor, N M Schneider, F Bagenal
0830h GAA21F-02 POSTER Relationship Between the Jovian
Electron Bursts and the Solar Wind: *A
Morioka, F Tsuchiya
0830h GAA21F-03 POSTER Extremely Large Enhancements of the
Jovian Decameter Radio Bursts Caused by the
Magnetosphere-Plasmasphere Passages of
Shoemaker-Levy 9 Comet Fragments: *H Oya, M
Iizima, H Murao, A Morioka, T Ono
0830h GAA21F-04 POSTER Saturn Magnetospheric Field for
Cassini: *I M Engle, S Maurice
0830h GAA21F-05 POSTER A Generalized Transport Model of
Plasma Flow Between Saturn's Ionosphere and
Inner Magnetosphere: *H G Demars
0830h GAA21F-06 POSTER Variability of Io's Fast Sodium: *J K
Wilson, N M Schneider
0830h GAA21F-07 POSTER A Reexamination of the Io-Jupiter
Interaction: *F J Crary
0830h GAA21F-08 POSTER Radial Plasma Transport in Rapidly
Rotating Magnetospheres: *K Ferriere, M Blanc,
S Maurice, C Zimmer
0830h GAA21F-09 POSTER Parallel Electric Field in Fast
Rotating Magnetospheres: *S Maurice, M
Blanc, E Sittler
0830h GAA21F-10 POSTER Magnetic Field Generation by
Interaction Between Solar Wind and Rapidly
Spinning Magnetized Planet: *E S Belenkaya
0830h GAA21F-11 POSTER Gravity Wave Induced Fluctuations in
Electron Density in the Nightside Ionosphere
of Venus: *R P Singhal
0830h GAA21F-12 POSTER Middle Atmosphere of Venus in the
Northern Hemisphere: *L V Zasova
0830h GAA21F-13 POSTER Simulating the Interchange
Instability in the Middle Jovian
Magnetosphere With MHD-Particle Code: *Z
Wang, R J Walker, M G Kivelson
0830h GAA21F-14 POSTER Variations in Jupiter's Radiation
Belts and Synchrotron Radiation as a Result
of the Impacts of Comet Shoemaker-Levy/9: S
Bolton, S Gulkis, M Klein, R M Thorne
GAA21G UMC:West Tues 0830h
GA2.13/3.03 Dynamics of the Magnetotail and High-Latitude
Nightside Ionosphere
Presiding: J Slavin, NASA/Goddard Space Flight Center; A
Pedersen, ESTEC
0830h GAA21G-01 Hot Plasma Formation due to
Counter-Streaming Ions in Magnetotail: M
Hoshino, T Mukai, A Nishida, T Yamamoto, Y
Saito, S Kokubun, T Terasawa, S Machida
0845h GAA21G-02 INVITED Theoretical and Observational Tools
for Elucidating Plasma Sheet Dynamics and
Mapping: *H E Spence
0915h GAA21G-03 CDAW-Type Analysis of a Bursty Bulk Flow
Event During the Course of a Substorm: *V
Angelopoulos, F V Coroniti, C F Kennel, M G
Kivelson, R J Walker, C T Russell, R L
McPherron, E Sanchez, C I Meng, W Baumjohann,
G D Reeves, R D Belian, E Friis-Christensen,
P R Sutcliffe
0930h GAA21G-04 Correlations Between High and Low Altitude
Observations During Periods of Bursty Bulk
Flows: *E R Sanchez, J D Kelly, V
Angelopoulos, P T Newell, C I Meng
0945h GAA21G-05 INVITED Mapping of the Precipitating
Regions to the Plasma Sheet: *Y I Galperin,
Y I Feldstein
1015h GAA21G-06 Structure of the Plasma Sheet and Its
Boundary Layers: *T G Onsager, T Mukai
1030h Break
1045h GAA21G-07 Measurement of the Reconnection Rate in the
Geomagnetic Trail: *G T Blanchard, L R Lyons,
O de la Beaujardier, M J Mendillo, R A Doe
1100h GAA21G-08 INVITED Auroral Upflowing Ions and Their
Consequences in the Plasma Sheet: *A W Yau,
D J Knudsen, B A Whalen
1130h GAA21G-09 Auroral Ionospheric Ion Feeding of the Inner
Plasma Sheet During Substorms: *I A Daglis, S
Livi, B Wilken, J F Fennell, F Soraas, M Grande
1145h GAA21G-10 A Possible Interpretation of Cold Ion Beams
in the Earth's Tail Lobes: *D N Baker, T I
Pulkkinen, A Nishida, M Hesse, R L McPherron
1200h GAA21G-11 Correlation of Magnetospheric O+ Content
With IMF Bz: *W Lennartsson
1215h GAA21G-12 Magnetotail 0+: Role of the Large-Scale
Electric Field: *E V Voronov
GAA22A UMC:Room 235 Tues 1330h
GA1.06 Reversals: Observation and Theory
Presiding: A Mazaud, Ctr Faibles Radioactivities; B Clement,
Florida International Univ
1330h GAA22A-01 Secular Variation of Geomagnetic
Paleointensity Derived From Brunhes-Chron
Volcanic Rocks of Eifel, Germany: *E Schnepp
1345h GAA22A-02 Geomagnetic Field Impulses During the Steens
Mountain Polarity Reversal: The New Data: *P
Camps, M Prevot, R S Coe
1400h GAA22A-03 Nearly 100 Year Directional Variations in
the Matuyama-Brunhes Transition Field
Recorded in the Boso Marine Sediments, Japan:
*H Tsunakawa, M Okada, N Niitsuma
1415h GAA22A-04 Non-unique VGP Paths for the
Matuyama-Brunhes Polarity Transition as
Recorded in Lacustrine and Marine Sediments:
Y Cui, A P Roberts, *K L Verosub, R S
Thompson, C G Oviatt
1430h GAA22A-05 ODP Records of the M/B Reversal From N.
Pacific and Atlantic Oceans: J
Athanassopoulos, *M Fuller, S Cisowski, R
Weeks, Y Cui, A P Roberts, K L Verosub, B
Herr, M Hasted
1445h GAA22A-06 Successive Pliocene Polarity Transitions
From the Southern Hemisphere (Fiji): *B M
Clement, P Rodda
1500h Break
1530h GAA22A-07 Comparison Between Four High-Resolution Lake
Sediment Records From Oregon (USA) and Two
Reversal Records From Icelandic Lava Flows:
*E Herrero-Bervera, C Laj
1545h GAA22A-08 Detailed Paleomagnetic Study of Reversal
Records From Eastern Icelandic Lava Flows: *E
Herrero-Bervera, G P L Walker, C G A Harrison,
L Kristjansson, J Guerrero
1600h GAA22A-09 Preliminary Reversal Records Discovered on
Wai'anae Volcano, O'ahu, Hawaii, USA: *E
Herrero-Bervera, R S Coe, C Laj
1615h GAA22A-10 Statistical Characteristics of the
Geomagnetic Field From Paleosecular
Variation to Reversals: P Camps, M Prevot
1630h GAA22A-11 An Oligocene Southern Hemisphere Polarity
Transition Revisited: *G J Sherwood, S
Gonzalez, M J Orgeira, C Vasquez, M Remesal
1645h Discussion
GAA22B UMC:Forum Tues 1330h
GA1.13 Magnetic Signature of Environmental Change
Presiding: C Kissel, Ctr Faibles Radioactivities; J Rosenbaum,
USGS, Denver
1330h GAA22B-01 A Late-Pleistocene and Holocene Rock
Magnetic Record From the Sediments of the
Lac d'Annecy, E. France: Y Hu, F Oldfield, *J
Bloemendal, J Casanova
1345h GAA22B-02 A 3 m.y. Environmental Magnetic and
Palynological Record of Climate Change at
Butte Valley, Southern Cascade Range,
Northern California: *A P Roberts, K L
Verosub, Y Cui, D P Adam, A M Sarna-Wojcicki
1400h GAA22B-03 Geochemical Proxies for Heavy-Mineral
Content in Sediments - Constraints on
Interpretations in Environmental Magnetism:
*J G Rosenbaum, R L Reynolds, J Drexler, P
Best, D Rodbell
1415h GAA22B-04 Quaternary Climate-Change Records From
Sediment Magnetism and Trace-Element
Geochemistry of Lacustrine Sediments in
Southern Oregon, USA: *R L Reynolds, J G
Rosenbaum, J P Bradbury, D P Adam, A M
Sarna-Wojcicki, J Drexler, M W Kerwin
1430h GAA22B-05 A Mineral Magnetic Investigation of a
Sediment Core From Lago Albano, Italy: *T C
Rolph, K Van Der Post, F Oldfield
1445h GAA22B-06 Magnetic Susceptibility Logs From Early
Cretaceous Pelagic Carbonates of the
Southern Alps (Italy) and Their
Paleoclimatic Significance: H Mayer, E Appel
1500h Break
1530h GAA22B-07 Paleoclimatic-Paleomagnetic Control on the
Lithostratigraphic Architecture of the
Monterey Formation of California: *S K
Omarzai, R S Coe
1545h GAA22B-08 Climate Related Changes of the North
Atlantic Deep Water: Preliminary Results
Obtained From Rock Magnetic and Clay Analysis:
B Lehman, C Laj, *C Kissel, V
Bout-Roumazeilles
1600h GAA22B-09 Magnetic Properties of Pleistocene Sediments
From the Mediterranean Sea: A Correlation
With the Paleoclimatic Record: *L Lanci, W
Lowrie, F C Wezel
1615h GAA22B-10 Climatic Influences to One of the Major
Upwelling Systems of the World (the Coast of
Mauritania): *M Haag, P Bertrand, P Martinez
1630h GAA22B-11 Rock Magnetic Properties of Sediments From
the South Atlantic: Proxies for Cenozoic
Glacial History of Antarctica: *U Korner, F
Heider
1645h GAA22B-12 Rock-Magnetic Properties of Light and Dark
Sediment Layers From the Japan Sea (ODP -
Sites 794, 795): Relationship to Diagenetic
Processes and Paleoenvironmental Implications:
*L Vigliotti
GAA22C UMC:East Tues 1330h
GA2.09/3.08 Planetary Atmospheres and Magnetospheres: Waves in
Planetary Magnetospheres
Presiding: F Neubauer, Univ of Salzburg
1330h GAA22C-01 INVITED Planetary Plasma Waves and Radio
Emissions: *A Roux
1355h GAA22C-02 Modeling of Jovian HOM Source Locations and
Polarization: *J D Menietti, M J Reiner
1410h GAA22C-03 The Advanced Eigenfrequency Models of the
Jovian Plasma Magnetospheric Maser: *P A
Bespalov
1425h GAA22C-04 Lightning and Whistler Waves in the Jovian
Ionosphere and Magnetosphere: Y Hobara, O A
Molchanov, *M Hayakawa, K Ohta
1440h GAA22C-05 Hydromagnetic Wave Event in the Jovian
Magnetosphere: *N Krupp, B Tsurutani, L J
Lanzerotti, C G Maclennan
1455h GAA22C-06 Beam and Anisotropy Effects in the
Magnetosheath of Uranus: *A Eviatar, I
Ruvinski
GAA22D UMC:East Tues 1540h
GA2.09/3.08 Planetary Atmospheres and Magnetospheres: The
Martian Plasma Environment
Presiding: M Blanc, Obs Midi-Pyrenees
1540h GAA22D-01 INVITED Planetary Ionospheres and the MHD
Processes: *H Shinagawa
1605h GAA22D-02 Helium Observation at Mars by EUV Scanner on
Planet-B: *M Nakamura, S Sasaki, M
Hirahara, T Ogawa, S Chakrabarti, K
Yamashita, Y Saito, T Harada
1620h GAA22D-03 Magnetosheath and Transition Region of the
Martian Magnetosphere: *E M Dubinin, R Lundin,
K Sauer
1635h GAA22D-04 Phobos 2/TAUS Observations of Accelerated
Planetary Ion Fluxes in the Magnetosphere of
Mars: *M Verigin, G Kotova, A Remizov, J
Slavin, H Rosenbauer, K Schwingenschuh
1650h GAA22D-05 A Study of the Martian Plasmasheet at 2.8
RM Downstream of the Planet: *G Kotova, M
Verigin, N Shutte, H Rosenbauer, K Szego, C
Russell, K Schwingenschuh
1705h GAA22D-06 Global Distribution of Electron Density in a
Martian Ionosphere in Application to the
Mars-96 Topside Sounder Problems: K Pimenov,
T Breus, J Luhmann, A Kliore
1720h GAA22D-07 Application of the Ray-Tracing Method and
the MHD Ionospheric Models to the Physical
Analysis of Data Expected From LWR of
Mars-96 Mission: *T Breus, A Kliore, J G
Luhmann, A Krymskii, O Maltseva
GAA22E UMC:West Tues 1330h
GA2.13/3.03 Dynamics of the Magnetotail and High-Latitude
Nightside Ionosphere
Presiding: R Hoffman, NASA/Goddard Space Flight Center; A T Y
Lui,
Johns Hopkins Univ
1330h GAA22E-01 The High Latitude Convection Response to an
Interval of Substorm Activity: *T K Yeoman, M
Pinnock
1345h GAA22E-02 INVITED Signatures of Substorms in the
Auroral and Polar Cap Ionosphere: Radar
Observations: *M Lockwood
1415h GAA22E-03 INVITED The Nightside Ionosphere: Dynamical
and Substorm Effects: *J J Moses, R A Heelis
1445h GAA22E-04 The By Control of the Dawn-Dusk Motion
of Sun-Aligned Polar Cap Arcs: *C E
Valladares, H C Carlson, K Fukui
1500h GAA22E-05 Simultaneous Satellite and Ground-Based
Observations of Polar Cap Phenomena: *T Obara,
T Mukai, A Nishida, K Fukui, J V Rodriguez,
C E Valladares
1515h GAA22E-06 Ionospheric Plasma Convection in the
Midnight Sector for Northward IMF and Its
Magnetospheric Source: *S Taguchi, R A
Hoffman
1530h Break
1545h GAA22E-07 Observations of Auroral Substorm Activity
Occurring on Top of Pre-existing Tear-Drop,
Horse-Collar, and Theta Auroral
Configurations: *M G Henderson, J S Murphree,
J M J Weygand
1600h GAA22E-08 INVITED High Latitude Arcs: Their Relation
to Substorms and Magnetotail Dynamics: R D
Elphinstone, J S Murphree, L L Cogger, D J
Hearn, A Wright, I Sandahl
1630h GAA22E-09 Quasi-Static Electric Fields Observed at
Auroral Latitudes: ISEE-1 Observations: *A
Malkki, A Pedersen
1645h GAA22E-10 INVITED Can We Probe the Magnetotail
Structure Using Plasma Wave Data?: GEOTAIL
Observation: *H Matsumoto
1715h GAA22E-11 Plasma Wave Signatures of Plasmoids and
Related Phenomena Observed by GEOTAIL: *R R
Anderson, H Matsumoto, D A Gurnett, W W
Taylor, H Kojima, S Kokubun, T Yamamoto, I
Nagano
GAA22F OMAIN:Room 103 Tues 1330h
GA4.02 Observations of the Sun by Ulysses
Presiding: K Hurley, Univ of California, B
1330h GAA22F-01 INVITED Survey of 4 Years of Solar
Observations by YOHKOH: *L W Acton
1415h GAA22F-02 INVITED Hard X-Ray Solar Flares Observed by
Ulysses: *S Kane
1500h GAA22F-03 INVITED Solar Flare Studies With the
Compton Gamma Ray Observatory: *J M Ryan
1545h Break
1600h GAA22F-04 INVITED Possible Relation Between the
Geomagnetic Secular Variation and Geodynamic
Processes in Central Europe: V Bucha, *P
Hejda, J Horacek
1645h GAA22F-05 Short Period Variations in the Fluid Flow
Near the Core-Mantle Boundary: *A
Bhattacharyya
1705h GAA22F-06 Ulysses Observations of Alfvenic Fluctuations:
*P Riley, C P Sonett, A Balogh, R J Forsyth,
E E Scime, W C Feldman
GAA31A EC:ARENA Wed 0830h
GAJS5.18 Architecture of the Continents: Interpretation of
Their Main Structural Elements From Magnetic Anomalies and Other
Geophysical Data - Poste (joint with IL,S)
Presiding: V Shapiro, Inst of Geophysics
0830h GAA31A-01 POSTER The Regional Magnetic Model of the
Fennoscandian Lithosphere: *V N Glaznev
0830h GAA31A-02 POSTER Models of the Upper Continental
Crust of Western Iberia, From Potential
Field Data: *L Torres, J Carvalho
0830h GAA31A-03 POSTER Magsat Imagery of the Lithosphere in
Eurasia: *J Achache, Y Cohen, M Hamoudi
0830h GAA31A-04 POSTER Magnetic Anomalies and Tectonics of
Northeastern Eurasia (MATNEE): G Jorgensen, J
Kisabeth, L Krasny, G Liu, R Macnab, P Morris,
W Roest, J Verhoef, E Vysokoostrovskaya, C Wu,
Z Xu, S Zhao
0830h GAA31A-05 POSTER Aerial Magnetic Anomaly - Tectonic
Interpretations in Mainland Continent of
China: *Q Guosheng, W Shengzu, Z Shuqing, L
Guodong
0830h GAA31A-06 POSTER Properties of Magnetic and Gravity
Anomaly Sources in Finnish Precambrian Area,
Central Fennoscandian Shield: *J V Korhonen,
H Saavuori
0830h GAA31A-07 POSTER ARGUS, an Aeromagnetic Study of the
Argentine Platform: *L C Kovacs, M Paterlini,
F Vetere, M E Ghidella, G Rodriguez
0830h GAA31A-08 POSTER Magnetic Anomalies of the Argentine
Platform: *M E Ghidella, L C Kovacs, M
Paterlini
0830h GAA31A-09 POSTER Regional Geophysical Studies in the
Northern Rocky Mountains, United States and
Canada: *M D Kleinkopf
0830h GAA31A-10 POSTER Gravity-Magnetic Studies Along
Nagaur-Jhalawar Geotransect (India): *D C
Mishra, S B Gupta, M B Vyagreshwar Rao
GAA31B UMC:Forum Wed 0800h
GA1.10 Multidimensional Mathematical Advances in
Electromagnetic Induction: Decomposition, Modeling and Inversion
Presiding: M S Zhdanov, Univ of Utah
0800h GAA31B-01 3-D Wide Band Frequency Electromagnetic
Modeling on Massively Parallel Architectures:
*G A Newman, D L Alumbaugh
0820h GAA31B-02 Application of Electromagnetic Reciprocity
to Calculation of the Jacobian Matrix in
Two-Dimensional Magnetotelluric Inversion:
P E Wannamaker, *P P de Lugao
0840h GAA31B-03 An Application of Dynamic Correction of
MT-Sounding Curves When Crustal Anomaly
Conductivity Investigating: *E Fainberg, P
Andrieux, O Poltoratskaya
0900h GAA31B-04 Generalization of Iterative Dissipative
Method to Modeling Electromagnetic Fields in
Nonuniform Media With Displacement Currents:
*B S Singer, E B Fainberg
0920h GAA31B-05 Sensitivity Analysis of MT Measurements in
Time and Frequency Domains for Layered Earth
Models: *U K Singh, Y Kant
0940h Break
1010h GAA31B-06 High Frequency Magnetotelluric Investigation
of Crustal Structure in North-Central
Abitibi, Quebec, Canada: *P Zhang, M
Chouteau, M Mareschal
1030h GAA31B-07 Electromagnetic Induction in the
Three-Dimensional Anisotropic Earth: *P
Weidelt
1050h GAA31B-08 Approximate Sensitivities for the Inversion
of Electromagnetic Measurements: *C G
Farquharson, D W Oldenburg
1110h GAA31B-09 Thin-Sheet Modelling of MT-Field for Paris
Basin and Minusa Depression: *L L Vanyan, V A
Kuznetsov, T A Sidelnikova
1130h GAA31B-10 Inversion of CSTMT Data Using Isotropic and
Anisotropic Layered Models With Electric and
Magnetic Galvanic Distortion Tensors: X Li,
*L B Pedersen, X Garcia, H M Maurer
GAA31D EC:ARENA Wed 0830h
GA1.10 Multidimensional Mathematical Advances in
Electromagnetic Induction: Decomposition, Modeling, and
Inversion - Posters
Presiding: E Gomez-Trevino, CICESE
0830h GAA31D-01 POSTER Bayesian Electromagnetic Imaging
Using Markov Chains: *M Menvielle, H Grandis,
M Roussignol, P Tarits
0830h GAA31D-02 POSTER 3D DC-Resistivity and 2D
Magnetotelluric Inversion Using Tikhonov
Regularization and Conjugate Gradients: *W
Rodi, W Shi, R L Mackie, J Zhang
0830h GAA31D-03 POSTER The Quantitative Estimation of the
Solution Ambiguity of the 2-D Inverse
Problem of the Magnetotelluric Sounding: *L N
Porokhova
0830h GAA31D-04 POSTER Conjugate Gradient Methods in
Three-Dimensional Geo-electromagnetic
Modelling: *A K Agarwal, J T Weaver
0830h GAA31D-05 POSTER On Explicit Equations of the Inverse
Problems of the Electromagnetic Field: *P S
Martyshko
0830h GAA31D-06 POSTER Magnetotelluric Sounding of Inclined
Deep Conducting Zones: *Y F Moroz, V M
Kobzova
0830h GAA31D-07 POSTER The Effect of Rough Topography on MT
Soundings in Southwestern Taurides: *A Gurer,
O M Ilkisik
0830h GAA31D-08 POSTER A Method of Obtaining Total Electron
Content From the Bottomside Electron Density
Profiles and Its Comparison With Observed
Data and Models: *P V Rama Rao, P T
Jayachandran, P Sriram, D S Prasad
0830h GAA31D-09 POSTER Theoretical Principles of
Planshet-Squared Seismoelectromagnetic
Method of Sharp Unhomogeneous Medium Research:
O A Hachay, V V Bodin
0830h GAA31D-10 POSTER Iterative-Asymptotic Methods for
Interpretation of Multidimensional
Geoelectrical Date: *A S Barashkov
GAA31E UMC:East Wed 0830h
GA2.05/7.03 Equatorial Ionosphere-Thermosphere System
Presiding: M A Abdu, Inst National Pesquisas Espaciais; K D Cole,
La Trobe Univ
0830h GAA31E-01 INVITED Storm Time Equatorial Ionospheric
Electrodynamics: *B G Fejer
0850h GAA31E-02 INVITED Storm-Time Changes in the
Equatorial Ionosphere and Thermosphere: *C A
Reddy
0910h GAA31E-03 Thermospheric Winds From Ionograms Over Low
Latitudes During Disturbed Periods: *I S
Batista, R T Medeiros, M A Abdu
0922h GAA31E-04 INVITED Electric Field Wavevector
Measurements of Plasma Instabilities in the
Equatorial Electrojet: *R F Pfaff, P Marionni
0942h GAA31E-05 INVITED On the Roles of Atmospheric Gravity
Waves and Neutral Gas Dynamics in Equatorial
Spread F: *R T Tsunoda
1002h GAA31E-06 INVITED Rocket Investigations of Equatorial
Plasma Bubble Processes: Review of Previous
Results and Recent Results From the Guara
Campaign: *J LaBelle, J M Jahn, R F Pfaff,
W E Swartz, P Muralikrishna, M A Abdu, E
DePaula, J H A Sobral
1022h Break
1045h GAA31E-07 Scintillations, Plasma Drift, and Neutral
Wind in the Equatorial Ionosphere After
Sunset: *S Basu, E Kudeki, E J Weber, C E
Valladeres, R Sheehan, J W Meriwether, H
Kuenzler, G J Bishop, M A Biondi
1057h GAA31E-08 Average Equatorial Zonal and Vertical Ion
Drifts Determined From San Marco D Electric
Field Measurements: N C Maynard, T L Aggson,
F A Herrero, M C Liebrecht, J L Saba
1109h GAA31E-09 Equatorial Spread F Development Conditions:
An Assessment From Recent Results: *M A Abdu,
V H Rios, C Medina
1121h GAA31E-10 Studies of Large-Scale Equatorial F-Region
Plasma Depletions: *J A Bittencourt, Y Sahai,
P R Fagundes, H Takahashi
1133h GAA31E-11 Theoretical Modeling of the 1994
Chile/MISETA Campaign: *D N Anderson, D T
Decker
1145h GAA31E-12 INVITED Optical Studies of the Equatorial
Ionosphere Thermosphere System: *R Sridharan
1205h GAA31E-13 INVITED Total Electron Content Over the Pan
American Longitudes: March-April 1994: *J A
Klobuchar, D N Anderson, P H Doherty, R
Leitinger
GAA31F EC:ARENA Wed 0830h
GA2.05/7.03 Equatorial Ionosphere-Thermosphere System - Posters
Presiding: M A Abdu, Inst Nat'l Pesquisas Espaciais
0830h GAA31F-01 POSTER Magnetic Storm Effects on the
Ionosphere Observed in the West Pacific
Region: J H Ma, *G O Walker
0830h GAA31F-02 POSTER Processes Responsible for
Composition Changes in the Thermosphere at
Lower Latitudes During Magnetic Storms: *M
Skoblin
0830h GAA31F-03 POSTER Mid and Low-Latitude Ionospheric
Responses to Various Types and Different
Phases of Magnetic Storms: *J S Guo, G L
Zhang, Q W Zhang
0830h GAA31F-04 POSTER Comparison of ISR, DMSP, and
Digisonde Measurements With FLIP Model
Results at Low-Latitudes: *J L Scali, B W
Reinisch, P G Richards, R A Heelis
0830h GAA31F-05 POSTER OI(630 nm) Nightglow Measurements of
F-Region Depletions During the GUARA Dip
Equator Campaign: *M J Taylor, J H Sobral,
J W LaBelle
0830h GAA31F-06 POSTER Thermosphere-Ionosphere Coupling at
Low Latitudes: *P R Fagundes, Y Sahai, J A
Bittencourt, H Takahashi
0830h GAA31F-07 POSTER Ionization Hole Experiment - Results
From a Coordinated Rocket and Ground Based
Study at the "Onset" of ESF: *R Sridharan,
H S S Sinha, D Pallam Raju, R Sekar, R
Narayanan, S R Das, H Chandra, N K Modi, R N
Mishra, S Gurubaran, B H Subbaraya, R
Raghavarao, P B Rao, V V Somayajulu, V V Babu
0830h GAA31F-08 POSTER In Situ Electron Density and
Temperature Measurements From the Equatorial
E and F Regions Over Brazil: *P Muralikrishna,
M A Abdu, I J Kantor, E R de Paula, I S
Batista
0830h GAA31F-09 POSTER Plasma Bubble Observations Over
Alcantara, Brazil During the Guara Campaign,
Using a High Frequency Capacitance Probe: *P
Muralikrishna, M A Abdu, J H Sobral, J
Labelle
0830h GAA31F-10 POSTER HF Doppler Radar Measurements of
Electrodynamic and Neutral Plasma Drift in
the Equatorial F Region Ionosphere: *S R
Prabhakaran Nayar, D Joymon, S Sebastian, V K
Meena Varma
0830h GAA31F-11 POSTER Modeling of Lunar Tides in the
F-Region Using the TIEGCM: *R J Stening, A D
Richmond, R G Roble
0830h GAA31F-12 POSTER Latitudinal Profiles of Ionospheric
Electron Content Over the Southern Crest of
the Equatorial Anomaly in the American Sector:
*R Leitinger, N Jakowski, R Inzirillo, R
Maderbacher, N Kugland
0830h GAA31F-13 POSTER Solar Cycle Variations of Equatorial
Ionospheric Anomaly in Total Electron
Content Around 120oE Longitude: *Y N
Huang, K Cheng
0830h GAA31F-14 POSTER An Overview on the Actual Aspects of
the Equatorial Electrojet Theory: *C J
Zamlutti
0830h GAA31F-15 POSTER The Near-Equatorial Region: Charged
Particle Fluxes and Electric Fields: A S
Biryukov, O R Grigoryan, S N Kuznetsov, A V
Sinyakov, *S I Klimov, S P Savin, N S
Nikolaeva, J Blecki
0830h GAA31F-16 POSTER Equatorial Ionospheric Dynamics From
Multistation Investigations of VHF
Scintillations in India: K N Iyer, P N
Vijaykumar, B M Pathan
0830h GAA31F-17 POSTER On the Spectral Characteristics of
Sub Kilometre Scale Ionospheric
Irregularities: B M Pathan, R G Rastogi,
*D R K Rao
0830h GAA31F-18 POSTER Equatorial F-Region Irregularity
Drifts and Axial Ratios Estimated From
Spaced Receiver Scintillation Observations: *A
Bhattacharya, B M Pathan
0830h GAA31F-19 POSTER Electron Density Profile Shape
Updating at Low Latitudes: *T L Gulyaeva, K K
Mahajan, N K Sethi
0830h GAA31F-20 POSTER Large-Scale Irregular Hole-like
Structure of the Ionosphere (Cavity) in
Transition Periods and the Associated HF
Radio Propagation Modes: *O P Kolomiitsev,
I B Egorov, V A Surotkin
0830h GAA31F-21 POSTER Behaviors of Ionospheric Sporadic E
Irregularities in Equatorial Anomaly Crest
Zone: *Y H Chu
0830h GAA31F-22 POSTER Why the 10.7 cm Solar Radio Flux
Serves Ionospheric Physics So Well and When
It Misleads as an Estimator of Solar EUV
Fluxes: *R F Donnelly
0830h GAA31F-23 POSTER Base Point Model Predictions: *R G
Ezquer, M M de Gonzalez, T Heredia
GAA31G UMC:Center Wed 0830h
GA2.12/3.02/4.04 Magnetosheath, Magnetopause, Boundary Layers,
and Cusp: A Coupled System
Presiding: C T Russell, Univ of California
0830h GAA31G-01 INVITED Observations of Waves and
Structures in the Dayside Magnetosheath: J K
Chao, C H Lin
0900h GAA31G-02 INVITED SWE Observations in the
Magnetosheath: *K W Ogilvie, A F Vinas, R
Fitzenreiter, J Keller, J Lobell, E
Sittler, T Zawistowski, D Chornay, R
Torbert, T Onsager, J Needell, A J Lazarus,
J Steinberg
0930h GAA31G-03 INVITED Three-Dimensional Particle
Observations of the Magnetosheath and
Magnetopause from the WIND Spacecraft: *G K
Parks
1000h GAA31G-04 Suprathermal Ion Composition in the
Magnetosheath and Upstream Region: Initial
Results From Wind SMS: *A B Galvin, K Chotoo,
G Gloeckler, D C Hamilton, F M Ipavich
1015h GAA31G-05 Measurements of Plasma Flow in the
High-Latitude Magnetosheath: *U Eklund, R
Lundin, A V Zakharov, I Sandahl
1030h GAA31G-06 MHD Transverse Waves in Saturn's
Magnetosheath and Plasma Depletion Layer: L
Violante, *M B Bavassano Cattaneo, G Moreno,
J D Richardson
1045h GAA31G-07 INVITED MHD Effects in the Magnetosheath: A
Critical Review of Theory and Observations:
*S S Stahara, J R Spreiter
1115h GAA31G-08 INVITED Waves in the Magnetosheath:
Sources, Modes, and Consequences: *S J
Schwartz
1145h GAA31G-09 Standing Slow Mode Structures in the
Near-Magnetopause Magnetosheath: *M G
Kivelson, D J Southwood
1200h GAA31G-10 MHD Theory of the Magnetosheath: *C L Grabbe
GAA31H EC:ARENA Wed 0830h
GA2.12/3.02/4.04 Magnetosheath, Magnetopause, Boundary Layers,
and Cusp: A Coupled System - Posters
Presiding: S I Ohtani, Johns Hopkins University
0830h GAA31H-01 POSTER On Hall Currents at Bow Shock Front:
*V S Danilova
0830h GAA31H-02 POSTER Characteristics of >/= 50 keV
Magnetosheath Ions: *G C Anagnostopoulos, I
Karanikola
0830h GAA31H-03 POSTER MHD Effects on the Magnetosheath Flow:
*P Song
0830h GAA31H-04 POSTER Space Plasma Weather Forecasting: A
Magnetosheath Model for Real-Time
Forecasting of Solar Wind Transport From L1
to the Magnetopause: *S S Stahara, J R
Spreiter
0830h GAA31H-05 POSTER A Case Study of Magnetosheath
Density Variations: *D G Sibeck, J T Gosling,
R P Lepping
0830h GAA31H-06 POSTER Energy-Space Distributions of
Electrons and Ions Downstream of the Martian
Bow Shock According to Phobos 2 Observations:
*N Shutte, G Kotova, M Verigin, H Rosenbauer,
E Yeroshenko, K Szego, A Nagy
0830h GAA31H-07 POSTER Bootstrap Method for the Minimum
Variance Analysis: Error Estimation for the
Maximum Variance Eigenvector: *H Kawano, T
Higuchi, C T Russell
0830h GAA31H-08 POSTER Transverse Rotational Polarities of
Flux Transfer Events Observed by ISEE
Spacecraft: *H Kawano, C T Russell, G Le, P
Chi
0830h GAA31H-09 POSTER Galileo and Geotail Observations of
a Flux Rope Like Structure in the
Magnetosheath: *R J Walker, M G Kivelson, S
Kokubun, T Yamamoto
0830h GAA31H-10 POSTER The Thickness and Structure of High
Beta Magnetopause Current Layer: *G Le, C T
Russell
0830h GAA31H-11 POSTER A Study of the Motion of Flux
Transfer Events: *G Le, P J Chi, C T Russell,
C A Cattell, K W Ogilvie
0830h GAA31H-12 POSTER Dependence of the Magnetopause
Kelvin-Helmholtz Instability on the
Orientation of the Magnetosheath Magnetic
Field: MHD Structure of the Velocity
Boundary Layer: *A Miura
0830h GAA31H-13 POSTER Long Term Variations in the Solar
Wind Energy Transferred Into the
Magnetosphere by the Waves From Upstream
Region: *A S Potapov
0830h GAA31H-14 POSTER Cause and Effect at the Magnetopause:
*W J Heikkila
0830h GAA31H-15 POSTER Compressible Reconnection Waves at
the Magnetopause: M F Heyn, V S Semenov
0830h GAA31H-16 POSTER Acceleration of Protons at the Earth
Magnetosphere Boundary: *V S Danilova
0830h GAA31H-17 POSTER The Diffusional Origin of the
Magnetopause: *V V Kalegaev, I I Alexeev
0830h GAA31H-18 POSTER Transient Reconnection at the
Nightside Magnetopause for Varied IMF
Conditions: *H Zhang, Z X Liu
0830h GAA31H-19 POSTER On Proton Pressure Anisotropy at the
Dayside Magnetopause: W B Lyatsky, V V
Safargaleev, B V Rezhenov
0830h GAA31H-20 POSTER Jovian Magnetopause Boundary Layer
Plasma Wave Spectra: Ulysses: *B T Tsurutani,
C M Ho, J K Arballo, N G Lin, P J Kellogg, N
Cornilleau-Wehrlin
0830h GAA31H-21 POSTER The Neptune Outbound Magnetopause: *A
Szabo, R P Lepping, T Sotirelis
0830h GAA31H-22 POSTER Cusp As the High Latitude
Magnetosphere/Magnetosheath Coupling Region:
S Savin, *M Nozdrachev, S Klimov, A
Petrukovich, L Zelenyi, E Budnik, S
Romanov, A Skalsky, N Nikolaeva, A Fedorov,
E Dubinin, V Grushin, R Lundin, J Blecki,
J Juchniewicz
0830h GAA31H-23 POSTER Dayside Magnetic Merging Rate and
Polar Cap Potential Drop Variations During
Substorms: *B B Lunyushkin
0830h GAA31H-24 POSTER Conjugate Measurements of the
Reconnection Electric Field for March 29,
1992: *K B Baker, R A Greenwald, J M
Ruohoniemi, A S Rodger, M Pinnock
0830h GAA31H-25 POSTER Cusp Low-Energy Ion Cutoffs: A
Survey and Implications for the Contribution
of Cusp Voltage to the Polar Cap Potential:
*P T Newell, C I Meng
0830h GAA31H-26 POSTER The Accuracy of Estimates of
Magnetopause Reconnection Rate and Other
X-Line Characteristics From Cusp Ion
Dispersion: *M Lockwood, C J Davis
0830h GAA31H-27 POSTER The Dynamic Convection Reversal
Boundary: *A J Ridley, C R Clauer
0830h GAA31H-28 POSTER Study of Energy Dispersion Patterns
in the Precipitating Flows: *Z Nemecek, J
Safrankova
0830h GAA31H-29 POSTER Electrodynamic Relationship of the
Magnetospheric Boundary Layer to Ionosphere:
*I Y Plotnikov
0830h GAA31H-30 POSTER Simultaneous Prenoon and Postnoon
Observations of Three Field-Aligned Current
Systems From Viking and DMSP-F7: *S I Ohtani,
T A Potemra, P T Newell, L J Zanetti, R D
Elphinstone, T Iijima, M Watanabe, M Yamauchi,
O de la Beaujardiere, L G Blomberg
0830h GAA31H-31 POSTER Four Sheet Structure of Dayside
Large-Scale Field-Aligned Current Systems:
*S I Ohtani, T A Potemra, P T Newell, L J
Zanetti, T Iijima, M Watanabe, L G Blomberg,
R D Elphinstone, J S Murphree, M Yamauchi,
J G Woch
0830h GAA31H-32 POSTER Currents in the Cleft Region
Preceding or Accompanying the Substorm
Development in the Nighttime Auroral Zone:
*O A Troshichev, A L Kotikov, E M Shishkina,
V O Papitashvili, C R Clauer, E
Friis-Christensen, T J Hughes
0830h GAA31H-33 POSTER Identification of Poleward Boundary
of the Auroral Oval by Characteristics of
Ion Precipitation: O A Troshichev, E M
Shishkina, C I Meng, P T Newell
0830h GAA31H-34 POSTER Dynamic Variation of the Polar Oval
Width: J Safrankova, *Z Nemecek, J Merka
0830h GAA31H-35 POSTER Case Studies of Traveling Convection
Vortices: *E Zesta, W J Hughes, M J
Engebretson, W A Bristow, R A Greenwald
0830h GAA31H-36 POSTER Extremely Dynamic Behavior of the
Ionospheric Cusp on February 21, 1994: *M
Yamauchi, H Nilsson, L Eliasson, O Norberg, S
Kirkwood, G Marklund, M Boehm, T Yamamoto, T
Mukai
0830h GAA31H-37 POSTER Ground-Based Magnetic Response to
Sudden Changes in the Solar Wind Dynamic
Pressure: *R J Sitar, C R Clauer, E
Friis-Christensen
0830h GAA31H-38 POSTER Global Ground Signatures of
Travelling Convection Vortices: T Moretto, E
Friis-Christensen, H Luhr
0830h GAA31H-39 POSTER On the Influence of Pressure
Inhomogeneities of the Solar Wind on Its
Interaction With the Magnetosphere: *V V
Mishin
0830h GAA31H-40 POSTER Exterior Cusp Observations by
Hawkeye 1: *T E Eastman, S A Boardsen, S F
Fung
0830h GAA31H-41 POSTER Multiple Spacecraft and Ground-Based
Study of Transient Events: *G I Korotova, D N
Baker, T J Rosenberg, D G Sibeck
0830h GAA31H-42 POSTER The Topography of the Small Scale
Structures Observed by Prognoz-8 and
AMPTE-UKS Satellites in the Vicinity of the
Magnetopause: *J Blecki, K Kossacki, R
Wronowski, D Zwolakowska, S I Klimov, S P
Savin, L J C Woolliscroft
0830h GAA31H-43 POSTER The Long Period Geomagnetic
Pulsations and Variations of the Atmosphere
Electric Field Near Dayside Polar Cusp: N G
Kleimenova, N N Nikiforova, O V Kozyreva, S
Michnowsky
0830h GAA31H-44 POSTER Inter-Hemispheric Pc1 (0.1-0.5 Hz)
Magnetic Pulsation Measurements in the
Vicinity of the Auroral Oval: H J Hansen, *B J
Fraser, F W Menk
0830h GAA31H-45 POSTER Conjugate and Multistation Studies
of Pc 1 and 2 Emissions at Very High
Latitudes: *M J Engebretson, J L Alford, S R
Petersen, L P Dyrud, W J Hughes, R L Arnoldy,
H Fukunishi
0830h GAA31H-46 POSTER An Investigation of Daytime Pi2
Pulsations, as Observed in Midlatitudes: *R A
Rakhmatulin, S A Litasov
GAA31I UMC:West Wed 0830h
GA3.10 Active and Laboratory Experiments in Space Plasma Physics
Presiding: W Gekelman, University of California, LA
0830h GAA31I-01 INVITED Using Chemical Releases to Enhance
Ionospheric Heating Experiments: P A
Bernhardt, C L Siefring, P Rodriguez, D G
Haas, M M Baumback, F T Djuth, J H Elder, L M
Duncan, K M Groves, M P Sulzer, C A Tepley,
M V Goldman, D L Newman
0910h GAA31I-02 Simulations and Qualitative Analysis of the
AMPTE Release Experiments: *R Bollens, F
Kazeminezhad, R Bingham, J M Dawson
0930h GAA31I-03 In Situ Determination of the Location of the
Interaction Region in Ionospheric Heating
Experiments: *P Rodriguez, C L Siefring, D G
Haas, P A Bernhardt, M M Baumback
0950h GAA31I-04 Charge Transfer Reactions of Metastable
Ba(I) and Sr(I) in the CRRES G-11b Chemical
Release: *D E Hunton
1010h GAA31I-05 Contribution of Random Irregularities to the
Effective Ionospheric Conductivity: *L S
Alperovich, I A Chaikovsky, S A Grachev, Y A
Gurvich, L B Litvak-Gorskaya, A P Melnikov
1030h GAA31I-06 Wave Injection Experiments During Planned
Magnetospheric Radio Soundings: *R F Benson,
J L Green, S F Fung, M F Smith, W Calvert,
D L Carpenter, D L Gallagher, P H Reiff, B W
Reinisch, W W Taylor
1050h GAA31I-07 Wave Observations During a Modulated
Electron Beam Experiment in the Ionosphere:
*N B Myers, J Ernstmeyer, W J Raitt
1110h GAA31I-08 Generation of Artificial Geomagnetic
Pulsations in the Pc1 Frequency Range: *T
Boesinger
1130h GAA31I-09 Whistler Wave Interaction With a Density
Striation: A Laboratory Investigation of an
Auroral Process: *J F Bamber, W Gekelman, J E
Maggs
1150h GAA31I-10 Whistler Wave Excitation by an Electron Beam
in a Laboratory Plasma: *A Burke, V Pivovarov,
S K Ride, V D Shapiro, W Gekelman
GAA31J EC:ARENA Wed 0830h
GA3.10 Active and Laboratory Experiments in Space Plasma
Physics - Posters
Presiding: W Gekelman, University of California, LA
0830h GAA31J-01 POSTER Ionospheric Disturbances Initiated
by CRESS Barium Releases: *N F
Blagoveshchenskaya, T D Borisova, O V Kolosov,
V A Kornienko
0830h GAA31J-02 POSTER Geophysical Phenomena Produced by HF
Heating Facilities: *N F Blagoveshchenskaya,
V A Kornienko, M Y Chernyishov
0830h GAA31J-03 POSTER The Effect of Small-Scale
Field-Aligned Ionospheric Irregularities on
Topside Sounder Radio Signals: *N A Zabotin,
D S Bratsun, S A Pulinets, R F Benson
0830h GAA31J-04 POSTER Spacecraft Potential and Returning
Currents During Active Experiments: *L Prech,
Z Nemecek, J Safrankova, J Smilauer
0830h GAA31J-05 POSTER Self-Consistent Determination of the
Electrostatic Potential Barrier Due to
Photoelectron Sheath Near a Spacecraft: *H
Zhao, R Schmidt, C P Escoubet
0830h GAA31J-06 POSTER Polarization of Artificial Magnetic
Pulsations on the Ground: *E Belova, W
Lyatsky, A Pashin, E Pchelkina
0830h GAA31J-07 POSTER On Efficiency of Ionospheric
Conductivity Disturbance by Powerful HF
Radiowave: *A Pashin, E Belova, W Lyatsky
0830h GAA31J-08 POSTER Influence of the Solar-Geophysical
Conditions on the Ionospheric Perturbations
Initiated by Rocket Launches: *N V Smirnova,
S I Kozlov
0830h GAA31J-09 POSTER Comparison of the Liquid-Fueled and
Solid-Fueled Rocket Impact on the
Mesospheric Ozone: *S I Kozlov, N V Smirnova
0830h GAA31J-10 POSTER Fine Spatial and Temporal Structure
of Artificial Ion Clouds in the Ionosphere:
S A Namazov, *Y A Romanovsky, G P Milinevsky
0830h GAA31J-11 POSTER The Neutral and Ion Composition of
Artificial Clouds in the Ionosphere: *Y A
Romanovsky, O S Fominov, A S Tsema
0830h GAA31J-12 POSTER Transverse-Velocity-Shear-Driven
Waves: *J J Carroll, W E Amatucci, V
Gavrishchaka, M E Koepke, G Ganguli
GAA31K OMAIN:103 Wed 0830h
GA4.01 Ulysses Latitude Survey
Presiding: E J Smith, Jet Propulsion Lab
0830h GAA31K-01 INVITED The Solar Wind at High Heliographic
Latitudes: Ulysses Plasma Results: *J T
Gosling, S J Bame, W C Feldman, C M Hammond,
D J McComas, J L Phillips, B E Goldstein, M
Neugebauer
0900h GAA31K-02 INVITED The Composition of the Solar Wind
at Mid- and High Solar Latitude as Measured
With SWICS on Ulysses: *J Geiss, G Gloeckler,
R von Steiger, H Balsiger, L A Fisk, A B
Galvin, F M Ipavich, S Livi, J F McKenzie,
K W Ogilvie, B Wilken
0930h GAA31K-03 A Transient Solar Wind Disturbance Observed
at Both Low and High Heliographic Latitudes:
*J T Gosling, D J McComas, J L Phillips, V J
Pizzo, B E Goldstein, R J Forsyth, R P
Lepping
0945h GAA31K-04 Flow Properties Along Field Lines in a 3-D
Tilted-Dipole Geometry: *V J Pizzo
1000h Break
1030h GAA31K-05 INVITED The Heliospheric Magnetic Field
Over the South Pole of the Sun: Large Scale
Structure and Characteristic Fluctuations: *A
Balogh
1100h GAA31K-06 The Latitude Dependence of the Underlying
Heliospheric Magnetic Field Direction
Inferred From Ulysses Observations: *R J
Forsyth, A Balogh, E J Smith, N Murphy, D J
McComas
1115h GAA31K-07 Radial Field Component and Alfvenic
Fluctuations Observed by Ulysses During the
"Fast Latitude Scan": *E J Smith, M
Neugebauer, B T Tsurutani, A Balogh, R P
Lepping, D J McComas
1130h GAA31K-08 Ulysses and the Sun's Polar Fields: *Y M Wang,
N R Sheeley
1145h GAA31K-09 Modeling the Heliospheric Magnetic Field at
Ulysses During the First Half of 1995: *X
Zhao, J T Hoeksema
GAA31L EC:ARENA Wed 0830h
GA4.01 Ulysses Latitude Survey - Posters
Presiding: M E Burton, Caltech/Jet Propulsion Lab
0830h GAA31L-01 POSTER Heliomagnetic Latitude Dependence of
the Heliospheric Magnetic Field: *M E Burton,
E J Smith, A Balogh
0830h GAA31L-02 POSTER High Heliographical Latitude
Tangential Discontinuities: Ulysses
Observations: *C M Ho, B T Tsurutani, J K
Arballo, E J Smith, B E Goldstein, M
Neugebauer, A Balogh, D J Southwood, W C
Feldman
0830h GAA31L-03 POSTER Interplanetary Scintillation
Observations When Ulysses Observed High
Latitudes: *M Kojima, H Misawa, H Watanabe
0830h GAA31L-04 POSTER Modeling the Large-Scale Corona and
Inner Heliosphere: *J A Linker, Z Mikic
0830h GAA31L-05 POSTER Coronal Roots of the High-Latitude
Solar Wind: 3-D MHD Modeling: *Y V Pisanko
0830h GAA31L-06 POSTER The Generation of Plasma Turbulence
and Radio Emission at the Front of
Interplanetary Magnetohydrodynamic Shock Wave:
*V G Ledenev
0830h GAA31L-07 POSTER The Solar Ionisation Rate Model
Deduced From Ulysses Measurements: The
Effect on Temporal and Spatial Variations of
Interplanetary Lyman Alpha-Intensity: T
Summanen, E Kyrola
GAA31M UMC:235 Wed 0825h
GA5.15 Novel Techniques in Acquisition, Processing,
Presentation and Integrated Interpretation of Magnetic Anomaly
Data
Presiding: C V Reeves, ITC Int'l Inst Aero Survey & Earth Sci
0825h INTRODUCTION: C V Reeves,
ITC Int'l Inst Aero Survey & Earth Sci
0830h GAA31M-01 Establishing a Reliable Long Wavelength
Magnetic Field Over Canada: *M Pilkington,
W R Roest
0850h GAA31M-02 Correction of the Magnetic Anomaly Map of
Australia Using Long Aeromagnetic Traverses
and Multiple Base Stations: C Tarlowski, A J
McEwin, C E Barton, *C V Reeves
0910h GAA31M-03 Presentation and Integration of Swedish
Ground and Aeromagnetic Data - Construction
of Component Maps: *B Olafsdottir, T
Rasmussen
0930h GAA31M-04 Higher Resolution Airborne Magnetic Data
Acquisition and Processing for Geological
Mapping: *T McConnell
0950h GAA31M-05 The Application of Digital Terrain Models to
the Draping, Merging, and Interpretation of
Aeromagnetic Data: *D M Hatch, S W Reford,
K C Kwan, D J Misener
1010h GAA31M-06 GIS-based Interpretation and Display of
Aeromagnetic Data to Support
Multidisciplinary Geoscience Projects: *J
Broome
1020h Break
1050h GAA31M-07 Global Modelling of Satellite Magnetic
Anomalies Arising From Remanent
Magnetization of the Oceanic Lithosphere: J
Dyment, *J Arkani-Hamed
1110h GAA31M-08 The Correction of Diurnal Variations as
Observed in Total Field Magnetic Data in the
North Atlantic Ocean: *J Verhoef, W R Roest,
J Arkani-Hamed, R Macnab
1130h GAA31M-09 Techniques for Processing Large, Disparate
Data Sets in the North Atlantic and Arctic
Oceans: *W R Roest, J Verhoef, G Oakey, J
Arkani-Hamed, R Macnab
1150h GAA31M-10 Intermediate Wavelength Magnetic Anomaly
Maps of Siberia: *J Arkani-Hamed, J Verhoef,
W R Roest, R Macnab
GAA31N EC:ARENA Wed 0830h
GA5.15 Novel Techniques in Acquisition, Processing,
Presentation and Integrated Interpretation of Magnetic Anomaly
Data - Posters
Presiding: C Reeves, ITC Int'l Inst Aero Survey and Earth Sci
0830h GAA31N-01 POSTER Geomagnetic Field in the
Stratospheric Layer: *Y P Tsvetkov
0830h GAA31N-02 POSTER The Statistical Model of the Earth's
Magnetic Anomaly Field: *V N Lugovenko, A V
Pchelkin
0830h GAA31N-03 POSTER Satellite Magnetic Anomaly Maps for
Europe: *S D Odintsov
0830h GAA31N-04 POSTER Magnetic and Gravitational Anomalies
Above Oil Gas-Bearing Reef Structures: *M I
Ryskin, V M Lepilin, V V Romanov
0830h GAA31N-05 POSTER Geophysical Grounds for Tectonic and
Oil and Gas Geologic Zoning of Sedimentary
Basins: *M I Ryskin
0830h GAA31N-06 POSTER Using Upward Continuation as a
Useful Method to Eliminate Near Surface
Magnetic Anomalies: *N H Guya
GAA31O EC:Arena Wed 0830h
GA2.13/3.03 Dynamics of the Magnetotail and High-Latitude
Nightside Ionosphere - Posters
Presiding: A Nishida, Inst of Space and Astron Sci; V
Angelopoulos, Johns Hopkins Univ
0830h GAA31O-01 POSTER A Preliminary Assessment of
Energetic Ion Species in Flux
Ropes/Plasmoids:
*A T Y Lui, D J Williams, R W McEntire, V
Angelopoulos, C Jacquey, S P Christon, T
Yamamoto, S Kokubun
0830h GAA31O-02 POSTER An Impulsive Acceleration Event in
the Middle Distance Magnetotail: A Case
Study of GEOTAIL Observation: *T Terasawa,
M Hirahara, I Shinohara, T Mukai, Y Saito,
T Yamamoto, A Nishida, K Maezawa, M
Fujimoto, S Kokubun, T Nagai, S Machida
0830h GAA31O-03 POSTER E > 0.2 MeV Electron Bursts in the
Deep Geomagnetic Tail Observed by ISEE 3:
Association With Substorms and Magnetotail
Structures: *I G Richardson, C J Owen, J A
Slavin
0830h GAA31O-04 POSTER Energetic Particle Anisotropy
Reversals Observed by Geotail in Association
With a Substorm: *V Angelopoulos, D J
Mitchell, R W McEntire, D J Williams, A T Y
Lui, S P Christon, S Kokubun, T Yamamoto
0830h GAA31O-05 POSTER Anisotropy of the Energetic Particle
Fluxes During the Substorm Onset Observed by
CRRES: T V Kozelova, L L Lazutin, B V Kozelov,
R Rasinkangas, G Kremser, A Korth, H Singer
0830h GAA31O-06 POSTER ISEE 3 Observations of Plasmoids
With and Without High Core Magnetic Fields:
*J A Slavin, C J Owen, M Kuznetsova, M
Hesse, R P Lepping
0830h GAA31O-07 POSTER Three Spacecraft Observations of
Reconnection in the Geomagnetic Tail During
Moderately Disturbed Conditions: *X Zhou, C T
Russell
0830h GAA31O-08 POSTER Magnetic Field Structural
Characteristics of Plasmoid/Flux Ropes in
the Magnetotail: ISEE 3 Observations: *R P
Lepping, J A Slavin, M Hesse, J A Jones
0830h GAA31O-09 POSTER Quasi-stagnant Plasmoids Observed
With Geotail on October 15, 1993: *H Kawano,
A Nishida, M Fujimoto, T Mukai, S Kokubun, T
Yamamoto, M Hirahara, Y Saito, S Machida, K
Yumoto
0830h GAA31O-10 POSTER A Model of Flux Rope Formation as
Part of Plasmoid Evolution: *M Hesse, J
Dreher, J Birn, M Kuznetsova, K Schindler
0830h GAA31O-11 POSTER The Origin and Evolution of Magnetic
Flux Ropes in the Magnetotail: *R J Walker, T
Ogino
0830h GAA31O-12 POSTER A Self-Consistent Force Free Model
of Flux Ropes Embedded in a Neutral Sheet:
1, Theory: *M G Kivelson, K K Khurana
0830h GAA31O-13 POSTER A Self-Consistent Force Free Model
of Flux Ropes Embedded in a Neutral Sheet:
2, Application to Flux Ropes Observed in the
Magnetotail: *K K Khurana, M G Kivelson
0830h GAA31O-14 POSTER Occurrence Frequency of Possible
Neutral Line Signatures in the Near-Earth
Plasma Sheet: *R L McPherron, T S Hsu, E W
Hones, V Angelopoulos
0830h GAA31O-15 POSTER Statistical Study of the Substorm
Onset and Tail Response: *T S Hsu, R L
McPherron
0830h GAA31O-16 POSTER Search for X-Type Neutral Lines in
the Deep Magnetotail: *I Shinohara, T
Terasawa, M Hirahara, M Nakamura, T Mukai,
Y Saito, A Nishida, T Yamamoto, K Maezawa,
M Fujimoto, S Kokubun, S Machida
0830h GAA31O-17 POSTER A Statistical Survey of
Neutral-Sheet Crossings in the Near-Earth
Magnetotail: *R C Elphic, J E Borovsky
0830h GAA31O-18 POSTER GEOTAIL Observations on the Position
of the Neutral Line in Active Times: *A
Nishida, T Mukai, T Yamamoto, Y Saito, S
Kokubun
0830h GAA31O-19 POSTER Geotail Observation of Slow-Mode
Shocks in the Earth's Magnetotail: *Y Saito,
T Mukai, A Nishida, T Yamamoto, T Terasawa, M
Hirahara, S Machida, S Kokubun
0830h GAA31O-20 POSTER Magnetic Merging Locations Deduced
From Slow-Mode Shock Orientation
Determinations, Boundary Layer Wave
Intensities, and Energetic Ion Velocity
Dispersion in the Distant Geomagnetic Tail:
*C M Ho, B T Tsurutani, E J Smith, N Murphy
0830h GAA31O-21 POSTER Current Density and Scale in the
Cross-Tail Current Sheet During Substorm
Growth Phase and Collapse, and During Bursty
Bulk Flows: *D G Mitchell, V Angelopoulos,
D J Williams, C T Russell
0830h GAA31O-22 POSTER A Statistical Survey of Steady
Magnetospheric Convection Intervals: *J E
Borovsky, E W Hones, R C Elphic, M F Thomsen,
J L Phillips, G D Reeves, F S Mozer
0830h GAA31O-23 POSTER Ultra-low Frequency Global
Magnetotail Oscillation: B Nikutowski, *J
Buchner
GAA32A UMC:235 Wed 1330h
GAJS5.18 Architecture of the Continents: Interpretation of
Their Main Structural Elements From Magnetic Anomalies and Other
Geophysical Data (joint with IL,S)
Presiding: V Shapiro, Inst of Geophysics
1330h INTRODUCTION: V Shapiro,Inst of Geophysics
1340h GAA32A-01 Magsat Imagery of the Lithosphere in Eurasia:
*J Achache, Y Cohen, M Hamoudi
1400h GAA32A-02 Magnetic Anomalies and Tectonics of
Northeastern Eurasia (MATNEE): G Jorgensen, J
Kisabeth, L Krasny, G Liu, R Macnab, P Morris,
W Roest, J Verhoef, E Vysokoostrovskaya, C Wu,
Z Xu, S Zhao
1420h GAA32A-03 Aerial Magnetic Anomaly - Tectonic
Interpretations in Mainland Continent of
China: *Q Guosheng, W Shengzu, Z Shuqing, L
Guodong
1440h GAA32A-04 The Geological Structure of the Eastern
China From Geophysical Data: *H T Yao, L
Guangding
1500h GAA32A-05 Magnetic Anomalies and Other Geophysical
Data at the Urals: V A Shapiro, N V Fedorova,
F I Nikonova, V Schapova
1520h GAA32A-06 3-D Magnetic Model for the Kursk MAGSAT
Anomaly and Some Aspects of its Nature: P
Taylor, J Heirtzler, I Pashkevich, M Orljuk
1540h Break
1610h GAA32A-07 Properties of Magnetic and Gravity Anomaly
Sources in Finnish Precambrian Area, Central
Fennoscandian Shield: *J V Korhonen, H
Saavuori
1630h GAA32A-08 ARGUS, an Aeromagnetic Study of the
Argentine Platform: *L C Kovacs, M Paterlini,
F Vetere, M E Ghidella, G Rodriguez
1650h GAA32A-09 Regional Geophysical Studies in the Northern
Rocky Mountains, United States and Canada:
*M D Kleinkopf
1710h GAA32A-10 Magnetic Survey in Oil Bearing Cambay Basin,
Gujarat, India: V C Erram, K Ahmed, M Rajaram
1730h GAA32A-11 A New Tectonic Map of the Red Sea Based on
Imaging Potential Field Data: *R W Girdler,
N G Grosse
GAA32B UMC:Forum Wed 1330h
GA1.10 Multidimensional Mathematical Advances in
Electromagnetic Induction: Decomposition, Modeling, and
Inversion
Presiding: G A Newman, Sandia National Lab
1330h GAA32B-01 Quasi Linear 3 Dimensional Electromagnetic
Inversion: *M S Zhdanov, S Fang
1350h GAA32B-02 A 3D Conductivity Model for the Oberpfalz
Crystalline Derived From Long-Offset TEM: B
Tezkan, A Hoerdt, A Osman, K M Strack
1410h GAA32B-03 Approximate Linear Inversion of
Magnetotelluric Data in Two Dimensions: *F J
Esparza, U Rodriguez, J M Romo, E
Gomez-Trevino
1430h GAA32B-04 Magnetotelluric Tensor Decomposition: A Plea
for the Parameter Number Eight: *K Bahr
1450h GAA32B-05 Inversion of Surface Conductance
Distribution Around Japan Using Genetic
Algorithm and 3D Non-uniform Thin Sheet
Approximation: *H Toh, S Fujiwara
1510h GAA32B-06 On the Problem of Equivalence in
Electromagnetic Methods: *S K Verma, S P
Sharma
1530h Break
1600h GAA32B-07 Two-Dimensional Imaging of Electromagnetic,
DC Resistivity, and Magnetometric
Resistivity (MMR) Data: *S Mendez-Delgado,
M A Perez-Flores, M G Rodriguez, E
Gomez-Trevino
1620h GAA32B-08 Smoothed Magnetic Main Field Models at the
Core-Mantle-Boundary Determined by
Regularization: *W Webers
1640h GAA32B-09 Three-Dimensional Magnetotelluric Inversion
Using a Priori Information: *V Spichak, M
Menvielle, M Roussignol
1700h GAA32B-10 Electrical Conductivity Investigation of the
Central Italian Peninsula: A De Santis, D
Di Mauro, A Meloni, E Armadillo, E Bozzo, M
Gambetta, V Cerv, J Pek
1720h GAA32B-11 Investigation of MT Field Over the 3-D
Faults of the Basement by the Results of
Numerical and Physical Modelling: *I L
Vardaniants, S A Vagin
1740h GAA32B-12 Fast and Stable Two-Dimensional Inversion of
Magnetotelluric Data: M S Zhdanov, *P P
de Lugao
GAA32C UMC:Center Wed 1330h
GA2.12/3.02/4.04 Magnetosheath, Magnetopause, Boundary Layers,
and Cusp: A Coupled System
Presiding: M Lockwood, Rutherford Appleton Laboratory
1330h GAA32C-01 INVITED Morphology of the Magnetopause
Boundary Layer for Northward Interplanetary
Magnetic Field: *G Le
1400h GAA32C-02 INVITED Observations of the Magnetopause
and Boundary Layer for Southward IMF: *R C
Elphic, M F Thomsen
1430h GAA32C-03 WIND Magnetometer Observations at the
Dayside Magnetopause: *C J Owen, J A Slavin,
R P Lepping, J B Byrnes
1445h GAA32C-04 Magnetopause of the Distant Tail Under
Northward IMF; IMF Penetration and Induced
Twist: *T Yamamoto, A Nishida, T Mukai, Y
Saito, S Kokubun
1500h GAA32C-05 Reconnection at the High-Latitude
Magnetopause Observed by Hawkeye: *R L Kessel,
S Boardsen
1515h GAA32C-06 INVITED Magnetosheath Parameters and
Magnetopause Structure in Dependence on the
IMF Orientation: *M I Pudovkin, V S Semenov,
S A Zaitseva, B P Besser, H K Biernat, R P
Rijnbeek
1545h GAA32C-07 INVITED Kinetic Structure of the
Magnetopause and Plasma Transport: *N Omidi
1615h GAA32C-08 Structure of the Magnetopause Current Layer:
*J F Drake
1630h GAA32C-09 The Three Dimensional Shape of the
Magnetopause: X Zhou, S M Petrinec, G Le, *C T
Russell
1645h GAA32C-10 Empirical Relationship of the Magnetopause
Position to Solar Wind Parameters: S N
Kuznetsov, A V Survorova, *D G Sibeck
1700h GAA32C-11 The Shape and Size of the Dayside and
Nightside Magnetopause: *S M Petrinec, C T
Russell
GAA32D UMC:West Wed 1300h
GA3.10 Active and Laboratory Experiments in Space Plasma Physics
Presiding: W Gekelman, Univ of California, LA
1300h GAA32D-01 Laboratory Experiments on Electrodynamic
Tethers in Space: *R L Stenzel
1340h GAA32D-02 Charging Measurements of Dust Grains in
Plasma: S Robertson, B Walch, M Horanyi
1400h GAA32D-03 Experimental Observations of the Interaction
of Alfven Wave Cones: *W Gekelman, S Vincena,
D Leneman
1420h GAA32D-04 Laboratory Observations of Magnetic
Fluctuations Associated With a Field-Aligned
Density Depletion: *J E Maggs, G J Morales, D
Leneman
1440h GAA32D-05 Behavior of Shear Alfven Waves in the
Presence of Temporal Non Uniformities: *D
Leneman, W Gekelman, S Vincena
1500h Break
1520h GAA32D-06 MRX Device for Laboratory Study of 3-D
Magnetic Reconnection: *M Yamada, H Ji, N
Pomphrey, F W Perkins, D Uzdensky, Y Ono
1540h GAA32D-07 The ARGOS Critical Ionization Velocity
Experiment: A 2-D Simulation of Ion
Production: L A Wright, T C Genoni
1600h GAA32D-08 Wave-Induced Chaotic Radial Transport of
Energetic Electrons in a Laboratory Terrella
Experiment: *M E Mauel, H P Warren
1620h GAA32D-09 New Results From the CRIT II CIV Experiment:
*C M Swenson, O Bolin, N Brenning
1640h GAA32D-10 Laboratory Investigation of the Effects of
Neutral Gas Release on Vehicle Discharging:
*D N Walker, W E Amatucci, J Bowles, J
Antoniades, C L Siefring, D Duncan
1700h GAA32D-11 NRL Floating Probe Results From SPEAR III:
Payload Potential Measurements of
High-Voltage Charging and Grounding: *C L
Siefring, P Rodriguez, M M Baumback, J A
Antoniades, D N Walker
GAA32E OMAIN:Room 103 Wed 1330h
GA4.01 Ulysses Latitude Survey
Presiding: A Balogh, Imperial College
1330h GAA32E-01 INVITED Dust Populations at Various
Latitudes: *E Gruen, M Baguhl, D P Hamilton
1400h GAA32E-02 INVITED Ulysses From Pole to Pole: Low
Energy Interplanetary Charged Particle
Measurements: *L J Lanzerotti, R E Gold, K A
Anderson, T P Armstrong, S M Krimigis, R P
Lin, C G Maclennan, M Pick, E C Roelof, E T
Sarris, G M Simnett, S J Tappin
1430h GAA32E-03 Heliolatitude Dependence of CIR-Accelerated
Interplanetary Heavy Ions: *C G Maclennan,
L J Lanzerotti, R B Decker, S M Krimigis, M R
Collier, D C Hamilton
1445h GAA32E-04 Latest Results From the Pole to Pole Pass of
ULYSSES: *K J Trattner, R G Marsden, T R
Sanderson, K P Wenzel, V Bothmer
1500h Break
1530h GAA32E-05 INVITED Survey of Interplanetary Type III
Radio Bursts Observed by Ulysses: *M J Reiner
1600h GAA32E-06 The Dissipation Rate of Interplanetary
Discontinuities: Ulysses: J K Arballo, *B T
Tsurutani, C M Ho, E J Smith, M Neugebauer, A
Balogh, W C Feldman
1615h GAA32E-07 Latitude Dependence of the Variances of the
Components and Magnitude of the Heliospheric
Magnetic Field: *A Balogh, T S Horbury, R J
Forsyth, E J Smith
1630h GAA32E-08 The Latitudinal Distribution of Magnetic
Holes in the Solar Wind: *D Winterhalter, M
Neugebauer, E J Smith, A Balogh
1645h GAA32E-09 INVITED Coronal Radio Sounding With Ulysses
During the 1995 Solar Conjunction: *M K Bird,
M Patzold, J Karl, P Edenhofer, S W Asmar
1715h GAA32E-10 Acceleration of the Solar Wind in the
Direction of Ulysses Spacecraft as Measured
by Interplanetary Scintillation: *P J
Williams, A R Breen, P J Moran, W A Coles, M
Klinglesmith, J Markkanen
GAA41A CIRES:Auditorium Thurs 0830h
GAJS1.05/5.13 Geomagnetic Secular Variation and Core Flow Near
the Core-Mantle Boundary (joint with G,S,SD)
Presiding: G Hulot, Inst de Physique du Globe; D Jault,
IPGP Geomagnetisme
0830h GAA41A-01 INVITED The Influence of Crustal Fields on
Core Magnetic Field and Flow Models: *A
Jackson
0900h GAA41A-02 Co-estimating Broad-Scale Core Surface Field
and Flow: Problems With Surficial Geostrophy?:
*C V Voorhies
0915h GAA41A-03 Aliasing and Noise in Core Flow Inversions:
*M A Celaya
0930h GAA41A-04 INVITED Computation of Core Motion Using
Geomagnetic Data: *Y Honkura, M Matsushima
1000h Break
1030h GAA41A-05 INVITED Bearings of Secular Variation
Analyses on Geodynamo Modelling: *D Jault
1100h GAA41A-06 Analytical Representation of MHD Flow in an
Imposed Magnetic Field Into the Earth's
Outer Core: *S V Starchenko
1115h GAA41A-07 The Secular Variation and the Backward
Problem for Its Statistical Approach: *M
Reshetnyak
1130h GAA41A-08 INVITED Mantle Electrical Conductivity as
Background for Geomagnetic Variations: *T J
Shankland, J P Poirier
GAA41B EC:Arena Thurs 0830h
GAJS1.05/5.13 Geomagnetic Secular Variation and Core Flow Near
the Core-Mantle Boundary - Posters (joint with G,S,SD)
Presiding: G Hulot, Inst de Physique du Globe; R A Langel,
NASA/Goddard Space Flight Center
0830h GAA41B-01 POSTER The 1969 Geomagnetic Impulse and
Spin-Up of the Earth's Liquid Core: *R G
Davis, K A Whaler
0830h GAA41B-02 POSTER Something About Jerks in the
Geomagnetic Field: *L G Kasyanenko
0830h GAA41B-03 POSTER The Westward Drift of the
Geomagnetic Field. What is it?: *L G
Kasyanenko
0830h GAA41B-04 POSTER About the Long Period Variations in
Antarctic and Subantarctic Geomagnetic
Observatories: *J C Gianibelli, E A Suarez
0830h GAA41B-05 POSTER The Night Level of Q-Days in Trelew
Geomagnetic Observatory: *J C Gianibelli
0830h GAA41B-06 POSTER Geomagnetic Secular Variation at the
Indian Observatories: *S K Bhardwaj, G K
Rangarajan
0830h GAA41B-07 POSTER On the Absolute Level of the Main
Geomagnetic Field 1951 to 1980: *U Schmucker
0830h GAA41B-08 POSTER The Centered and Eccentric
Geomagnetic Dipoles, Epoch 1990: *A C
Fraser-Smith
0830h GAA41B-09 POSTER The International Project of the
Study Secular Variations (SV) of the
Geomagnetic Field and Its Anomalies on the
Territory of Central and Eastern Europe
(Proposal): *V G Kuznetsova, V E Maksimchuk,
J Podsklan
0830h GAA41B-10 POSTER Regional Anomaly of the Secular
Variations of the Geomagnetic Field in
Europe and Possible Reasons of Its Initiation:
*V E Maksimchuk, V G Kuznetsova, Y M
Gorodysky
0830h GAA41B-11 POSTER Study of CMB Relief and Core
Dynamics Using Gravitational and Magnetic
Data: *I L Prutkin
GAA41C UMC:Center Thurs 0830h
GA2.12/3.02/4.04 Magnetosheath, Magnetopause, Boundary Layers,
and Cusp: A Coupled System
Presiding: B T Tsurutani, Jet Propulsion Lab
0830h GAA41C-01 INVITED Large Scale Electromagnetic
Coupling on the Dayside: From the Shock to
the Ionosphere: *B U O Sonnerup
0900h GAA41C-02 INVITED The Transport of Solar Wind Plasma
Into the Ionosphere: Determination of the
Magnetopause Reconnection Rate and Other
X-Line Characteristics From Cusp Ion
Dispersion: *M Lockwood
0930h GAA41C-03 INVITED Solar Wind-Magnetosphere-Ionophere
Coupling Via Waves: *G Belmont, A Roux, L
Rezeau
1000h GAA41C-04 Population of the Magnetosphere for
Different IMF Orientations: *R L Richard, R J
Walker, M Ashour-Abdalla, T Ogino
1015h GAA41C-05 Mixing of the Ionospheric and Magnetosheath
Plasmas in the Dayside Magnetosphere: *R M
Winglee, M Wilber, J D Menietti
1030h GAA41C-06 Modeling Effects of Magnetopause and
Magnetotail Currents on the Terrestrial
Magnetospheric Field: A Coupled
Magnetosphere-Magnetosheath Model: *J R
Spreiter, S S Stahara
1045h GAA41C-07 Dawn-Dusk Decoupling of the Open
Magnetopause and Its Mapping to the Polar
Ionosphere: *M Yamauchi, R Lundin, D Sibeck
1100h GAA41C-08 INVITED Observations of the Low-Latitude
Boundary Layer From GEOTAIL: *K Takahashi, S
Kokubun, M Fujimoto, T Mukai, Y Saito, T
Yamamoto
1130h GAA41C-09 Ram Pressure and Magnetic Shear Dependence
of the Plasma Depletion Layer: Evidence for
Maximum Reconnection Rate: *B J Anderson, T D
Phan, S A Fuselier
1145h GAA41C-10 INVITED MACCS Observations of the Spatial
Extent of Broadband ULF Magnetic Pulsations
at Cusp/Cleft Latitudes: *M J Engebretson,
J L Alford, W J Hughes, E Zesta, R L Arnoldy,
G D Reeves
GAA41D UMC:Room 235 Thurs 0830h
GA5.06 Geomagnetic Applications
Presiding: M A Shea, Space Physics Division/GPSG; R L Coles,
Earth Physics Branch
0830h GAA41D-01 Solar-Terrestrial Effects on Space and
Ground-Based Technologies: *L J Lanzerotti
0855h GAA41D-02 Review of Finnish Studies of Geomagnetically
Induced Currents: *A Viljanen, R Pirjola, T
Makinen, P Janhunen
0920h GAA41D-03 Hydro-Quebec Follow-up of the March 1989
Event: *L Bolduc, P Langlois
0945h GAA41D-04 Study of Geomagnetically Induced Electric
Fields Derived From Measurements Taken in
Abitibi, in 1993-94: *L Bolduc, P Langlois,
D H Boteler
0950h GAA41D-05 Extreme Value Distribution of
Geomagnetically Induced Electric Fields
Derived From Measurements Taken in Abitibi,
in 1993-94: *P Langlois, L Bolduc, M Chouteau,
D H Boteler
0955h GAA41D-06 Geomagnetic Hazard to Power Systems in Canada:
D H Boteler, *R L Coles, I Ferguson, S
Boutilier, J Lemay, Q Bui-Van, L Hajagos, P
Dick, T Molinski, D Swatek, J Ferrari, D
Felzien, R Leonard
1000h Break
1030h GAA41D-07 Solar-Terrestrial Activity Affecting Systems
in Space: *J H Allen, D C Wilkinson
1055h GAA41D-08 Estimation of Periods of Increased Soft
Errors From Solar Protons: *M A Shea, D F
Smart, D C Wilkinson
1120h GAA41D-09 The Electrojet Specification Pilot Project:
*D N Baker, H Singer, J Birn, T Detman, J
Freeman, M Hesse, J Kappenman, A J Klimas,
N C Maynard, R L McPherron, K W Ogilvie, V O
Papitashvili, G L Siscoe, D Vassiliadis, L J
Zanetti
1145h GAA41D-10 Modelling Geomagnetically Induced Currents
Produced in the Hydro-Quebec Power System by
the Auroral Electrojet: D H Boteler, *R L
Coles, Q Bui-Van, J Lemay
1150h GAA41D-11 Prediction of Geomagnetic Activity in the
Electrojet Specification Pilot Project: *D
Vassiliadis, D N Baker, T Detman, A J Klimas,
N C Maynard, K W Ogilvie, V O Papitashvili,
H J Singer
1155h GAA41D-12 An Examination of Relativistic
Magnetospheric Electron Increases and
Spacecraft Bulk Dielectric Charging Using
the SAMPEX Spacecraft: *D N Baker, S Kanekal,
J B Blake, B Klecker, G Rostoker
1200h GAA41D-13 Use of IGRF90 Model in Ionospheric HF
Frequency Prediction Algorithms: *L
Villaneuva
GAA41E NOAA:Commerce Lab Thurs 0830h
GA5.07 Application Data Systems: Real-Time, On-Line and on Disk
- Posters
Presiding: J H Allen, SCOSTEP
0830h GAA41E-01 POSTER SuperDARN Real-Time Control and
Rapid Data Distribution Via the World Wide
Web: *K B Baker, S P Wing, R A Greenwald, M
Pinnock, N Mattin, R Barnes, J Thornhill
0830h GAA41E-02 POSTER A Simple User Interface for the
CEDAR Data Base: *R Barnes, B Emery
0830h GAA41E-03 POSTER Information System "Spacecrafts and
Fields in the Near-Earth Space": *A A Beliaev,
D V Kalinin, E G Koroteyeva, M I Panasyuk
0830h GAA41E-04 POSTER ADAF AGONET Data Analisys Facility:
*M Candidi, R Cerulli-Irelli, M F Marcucci,
P Ballatore, G Chionchio, G Burns, M
Engebretson, H Fukunishi, M Jarvis, V
Papitashvili
0830h GAA41E-05 POSTER Distributed Geophysical Data Quality
Control Data: *W M Davis
0830h GAA41E-06 POSTER Browse and Access to the DMSP
Digital Archive at NOAA's National
Geophysical Data Center: *G B Deuel, H W
Kroehl
0830h GAA41E-07 POSTER Usage of VBI System for Real-Time
Helio Geophysical Data Dissemination: *A Y
Feldstein, S G Frolov, Y Vainberg
0830h GAA41E-08 POSTER Visualizing the Magnetosphere in
Near Real-Time: *J W Freeman, D Brown, R A
Spiro, R A Wolf
0830h GAA41E-09 POSTER Solar, Cosmic Ray, Geomagnetic, and
Ionospheric Data Available On-Line From the
National Geophysical Data Center: *C D
Hanchett, H E Coffey
GAA41F OMAIN:Room 103 Thurs 0900h
GA7.02 Priorities in Geomagnetism and Aeronomy in Developing
Countries
Presiding: A A Ashour, Univ of Cairo
0900h GAA41F-01 Magnetogram Analysis for Obtaining
Scientific Outcomes From Routine Magnetic
Observations: *N Fukushima
0930h GAA41F-02 First Latin-American School on Geomagnetism:
*L M Barreto
1000h GAA41F-03 Geo-electro-magnetic and Optical Atmospheric
Observations for Global Change and Hazard
Mitigation: *G P Gregori
1030h Break
1100h GAA41F-04 "Methodology and Sociology" of a Scientific
Project: An Innovating Approach to Develop
Studies Between North and South Countries: *C
Amory-Mazaudier
1130h Discussion
GAA41G EC:Arena Thurs 0830h
GA2.13/3.03 Dynamics of the Magnetotail and High-Latitude
Nightside Ionosphere - Posters
Presiding: A Nishida, Inst of Space and Astron Sci
0830h GAA41G-01 POSTER Wave Disturbances Enhance the
Magnetic Reconnection in the Magnetotail: *Z W
Zhou
0830h GAA41G-02 POSTER 3-D Electromagnetic Particle
Simulations of Collisionless Reconnection in
the Magnetotail: K I Nishikawa, *J Buchner
0830h GAA41G-03 POSTER Reconnection in the Dipole-Dominated
Region of the Earth's Magnetotail - A
Two-Dimensional Model: H Wiechen, *J
Buchner
0830h GAA41G-04 POSTER Physics of the Centrifugal Impulse
Model of Magnetic Moment Scattering in Model
Geotail Magnetic Fields: *R F Martin, D
Delcourt, D Holland
0830h GAA41G-05 POSTER Self-Consistent Orbit Tracing Models
of the Magnetotail Current Sheet: *R L
Kaufmann, I Kontodinas, D J Larson
0830h GAA41G-06 POSTER Mechanism of Impulse Moment Transfer
From Solar Wind to the Earth: *P F Krymsky
0830h GAA41G-07 POSTER Transport in the Near Earth Plasma
Sheet During Substorms: *M El Alaoui, M
Ashour-Abdalla, J Raeder, J M Bosqued
0830h GAA41G-08 POSTER Plasma Waves and Particle
Distributions in the Earth's Magnetotail:
Theory and Observations: *M Ashour-Abdalla, P
Convery, D Schriver, L Yin, L A Frank, W R
Paterson, H Matsumoto, H Kojima
0830h GAA41G-09 POSTER Thin Current Sheets, Plasma Sheet
Convection, and Sub-storm Onset: *P L
Pritchett, F V Coroniti
0830h GAA41G-10 POSTER Modeling Electron Distributions in
the Earth's Magnetotail: D Schriver, M
Ashour-Abdalla, R Richard
0830h GAA41G-11 POSTER Self-Consistent Simulations of
Magnetosphere-Ionosphere Coupling in the
Auroral Region: D Schriver, M Ashour-Abdalla
0830h GAA41G-12 POSTER Generation of Current by the IMF
Sector Structure in the Magnetosphere and
Ionosphere: *P F Krymsky
0830h GAA41G-13 POSTER Substorm Current System Position
Detection Using a New Method of Numerical
Modelling Applied to Mid-latitude
Magnetometer Data: *R J Bunting, D Orr
0830h GAA41G-14 POSTER The Use of the Combined EMR and
SAMNET Magnetometer Arrays for the Modelling
of Substorm Current Wedge Location and the
Associated Current Magnitudes for Events in
a Large Range of Local Time: *P E O'Pray, R J
Bunting, D Orr, D H Boteler
0830h GAA41G-15 POSTER Quasi-static Evolution of the
Magnetosphere: The Substorm Growth Phase: A P
Kropotkin, *A T Y Lui
0830h GAA41G-16 POSTER Birkeland Loop of the Substorm
Growth Phase: *M G Gelberg, V A Velichko
0830h GAA41G-17 POSTER Electromagnetic Ion Cyclotron Waves
Due to Non-thermal Particle Distributions in
the Near Earth Plasma Sheet and Its Boundary
Layer: C C Chaston, *Y D Hu, B J Fraser, C T
Russell, C Y Huang, R C Elphic
0830h GAA41G-18 POSTER Low Altitude Image of Particle
Acceleration and Magnetospheric
Reconfiguration at Substorm Onset: *V A
Sergeev, M V Kubyshkina
0830h GAA41G-19 POSTER Quasi-Static Auroral Precipitation
Signatures Inferred From Magnetotail
Particle Transport Models: *H E Spence, K L
Hirsch, T G Onsager
0830h GAA41G-20 POSTER Particle Precipitation
Characteristics in the Nighttime Sector
During Auroral Substorms: *R A Hoffman, R
Fujii
0830h GAA41G-21 POSTER Geomagnetic Characteristics of the
Harang Discontinuity Observed at Indian
Antarctic Station Maitri: *A Dhar, G Rajaram
0830h GAA41G-22 POSTER Auroral Oval and Plasma Sheet
Dynamics Versus Magnetospheric Convection
Electric Field: *E V Voronov, S V Fridman
GAA41K EC:Arena Thurs 0830h
GA5.06 Geomagnetic Applications - Posters
Presiding: M A Shea, Space Physics Division/GPSG; R L Coles,
Earth Physics Branch
0830h GAA41K-01 POSTER Modelling Geomagnetically Induced
Currents Produced in the Hydro-Quebec Power
System by the Auroral Electrojet: D H Boteler,
*R L Coles, Q Bui-Van, J Lemay
0830h GAA41K-02 POSTER Prediction of Geomagnetic Activity
in the Electrojet Specification Pilot Project:
*D Vassiliadis, D N Baker, T Detman, A J
Klimas, N C Maynard, K W Ogilvie, V O
Papitashvili, H J Singer
0830h GAA41K-03 POSTER An Examination of Relativistic
Magnetospheric Electron Increases and
Spacecraft Bulk Dielectric Charging Using
the SAMPEX Spacecraft: *D N Baker, S Kanekal,
J B Blake, B Klecker, G Rostoker
0830h GAA41K-04 POSTER Use of IGRF90 Model in Ionospheric
HF Frequency Prediction Algorithms: *L
Villaneuva
GAA42A CIRES:Auditorium Thurs 1400h
GAJS1.05/5.13 Geomagnetic Secular Variation and Core Flow Near
the Core-Mantle Boundary (joint with G,S,SD)
Presiding: R A Langel, NASA/Goddard Space Flight Center
1400h GAA42A-01 A Study of Geomagnetic Jerk Detection and
the Geodynamo Using Wavelet Analysis: *M
Alexandrescu, D Gibert, G Saracco, G Hulot,
J L Le Mouel
1415h GAA42A-02 Evidence of a Geomagnetic Jerk in 1870: *H
Nevanlinna
1430h GAA42A-03 The Geomagnetic Jerk in 1914-15: Comparing
With Jerks of 60-th and 70-th: *V P Golovkov,
A O Simonian, T I Zvereva
1445h GAA42A-04 Short-Period Secular Variations of
Geomagnetic Field Caused by Solar Activity
During 18-22 Solar Cycles: V A Shapiro, A A
Ahmetzanova, N V Fedorova
1500h GAA42A-05 65 Year Geomagnetic Impulse and E.M.
Induction in the Earth: *U Raval, K
Veeraswamy
1515h GAA42A-06 Importance of Electrical Potential
Measurement by Using the Transoceanic Cable
Network: *H Utada, K Hinata
GAA42B UMC:Center Thurs 1330h
GA2.12/3.02/4.04 Magnetosheath, Magnetopause, Boundary Layers,
and Cusp: A Coupled System
Presiding: A Egeland, Univ of Oslo
1330h GAA42B-01 INVITED The Evolution of Noon Birkeland
Currents: *T A Potemra
1400h GAA42B-02 Coordinated Northern and Southern High
Latitude Ionospheric Observations of
Convection and Currents During an Interval
of Very Large IMF By Positive: *C R
Clauer, A J Ridley, V O Papitashvili,