13:20  G4-1  REAL TIME ASSIMILATIVE FOF2 MAPS FOR IRI

Bodo W. Reinisch*^1,2, Xueqin Huang², Ivan Galkin², Dieter Bilitza³

¹Lowell Digisonde International, Lowell, MA
²Center For Atmospheric Research, University of Massachusetts, Lowell, MA
³School of Physics, Astronomy, and Computational Sciences, George Mason University, Fairfax, VA

13:40  G4-2  EXTENDING THE REANALYSIS TO THE IONOSPHERE BASED ON GROUND AND LEO BASED GNSS OBSERVATIONS

Xinan Yue*, William S. Schreiner, Ying-Hwa Kuo

COSMIC, University Corporation for Atmospheric Research, Boulder, CO

14:00  G4-3  NUMERICAL SIMULATION OF THE IMPACT OF THE MIDDLE ATMOSPHERE PARAMETERS ON THE LOWER IONOSPHERE AND VLF/LF RADIOWAVES PROPAGATION USING MLS EOS AURA DATA

Andrey N. Lyakhov*, Andrey A. Egoshin, Julius I. Zetzer, Kateryna N. Yakimenko

Div. Electromagnetic processes in geophysics, Institute of Geospheres Dynamics, Moscow, Russian Federation

14:20  G4-4  EFFECTS OF BACKGROUND AND OBSERVATIONAL ERROR COVARIANCE MODELS ON IONOSPHERIC DATA ASSIMILATION

Chi-Yen Lin*^1,2,3, Tomoko Matsuo^1,2, Eduardo A. Araujo-Pradere^1,2, Jann-Yenq Liu³

¹Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder
²Space Weather Prediction Center, National Oceanic and Atmospheric Administration, Boulder
³Institute of Space Science, National Central University, Chungli, TAIWAN

14:40  G4-5  PROGRESS IN IONOSPHERIC DATA ASSIMILATION WITH THE USC/JPL GLOBAL ASSIMILATIVE IONOSPHERIC MODEL

Mark D. Butala*, Xiaoqing Pi, Attila Komjathy, Brian D. Wilson, Anthony J. Mannucci

Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA

15:20  G4-6  INFERENCE OF MERIDIONAL NEUTRAL WINDS AND ZONAL ELECTRIC FIELDS FORM NMF2 AND HMF2 OBSERVATIONS

Yang-Yi Sun*^1,2,3, Tomoko Matsuo^1,2, Naomi Maruyama^1,2, Eduardo A. Araujo-Pradere^1,2, Jann-Yenq Liu³

¹Cooperative Institute for Research in Environmental Sciences, University of Colorado at Boulder, Boulder
²Space Weather Prediction Center, National Oceanic and Atmospheric Administration, Boulder
³Institute of Space Science, National Central University, Chung-Li, Taiwan

15:40  G4-7  ANALYSIS OF THE PHYSICAL MECHANISMS BEHIND THE WEDDELL SEA ANOMALY USING A PHYSICS-BASED DATA ASSIMILATION MODEL

Levan Lomidze*, Ludger Scherliess

Center for Atmospheric and Space Sciences, Utah State University, Logan, UT

16:00  G4-8  STATISTICAL STUDY OF STORMTIME BEHAVIOUR OF TOTAL ELECTRON CONTENT (TEC) AT LAGOS, NIGERIA

Larry L. N. Amaeshi*, Paul P. Amaechi

Department of Physics, University of Lagos, Lagos Nigeria, Lagos, Nigeria

16:20  G4-9  IONOSPHERIC INFLUENCES OF THE SOLAR FLARES

Sharad C. Tripathi*, Parvaiz A. Khan, Aslam A. Muhammad, Azad A. Mansoori, Purushottam Bhawre, Ashok K. Gwal

Space Science Laboratory, Department of Physics, Barkatullah University, Bhopal, India, Bhopal, Madhya Pradesh, India