TIEGCM | High Altitude Observatory

Thermosphere-Ionosphere-Electrodynamics General Circulation Model

Equinoctial Asymmetry in the Upper Ionosphere: Comparison of Satellite Observations and Models

SAMI3 simulation results for electron denisity

On the variability of total electron content over Europe during the 2009 and 2019 Northern Hemisphere SSWs

Daily averaged TEC

The effects of IMF By on the middle thermosphere during a geomagnetically “quiet” period at solar minimum

The polar view of the percentage difference of simulated ∑O/N2 and GOLD observed ∑O/N2 between DOY 111 and 110 at 15:10 UT in 2019. The perimeter latitude is 30°N

Large-scale ionospheric disturbances during the 17 March 2015 storm: A model-data comparative study

Large-scale ionospheric disturbances during the 17 March 2015 storm

Simulated trends in ionosphere-thermosphere climate due to predicted main magnetic field changes from 2015 to 2065

TEC plot

Modeling Diurnal Variation Magnetic Fields for Mantle Induction Studies

Magnetic Bx component[nT] at five representative sites for 9/20/2002 - 10/10/2002

Ultra-Fast Kelvin Wave (UFKW) Variations in the Surface Magnetic Field

Amplitude spectra of ground magnetic northward magnetic perturbation

Investigation of a neutral ‘tongue’ observed by GOLD during the geomagnetic storm on May 11,2019

Latitude-longitude distribution of percentage difference (Diff %) of GOLD observed ∑O/N2 between DOY 131 and 128 from 6:10 UT to 22:40 UT with 2-hour intervals

Variations in thermosphere composition and ionosphere total electron content under ‘geomagnetically quiet’ conditions at solar-minimum

a) AE index and b) Kp and Dst between DOY 109 and 112

Post-midnight O+ Depletions Observed by ICON: Data/Model Comparison

Comparison of observations (black squares) to SAMI3/WACCM-X results (red crosses)

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