Variations in Thermosphere during the 2018 SSW Event at Beijing and Wuhan

<p>SSW: temporal variations in stratospheric conditions prior to, during and after the SSW2018 from January 20 to March 21 (DOY 20 - DOY 80), 2018. First column: year; second volumn: DoY; third volumn: stratospheric temperature at 10h Pa at 60&deg;N;&nbsp; fourth volumn: stratospheric temperature at 10h Pa between 60&deg;N and 90&deg;N; fifth volumn: velocity of zonal wind.</p> <p>average: average values between 1979 and 2017. first volumn: stratospheric temperature at 10h Pa at 60&deg;N;&nbsp; second volumn: stratospheric temperature at 10h Pa between 60&deg;N and 90&deg;N; third volumn: velocity of zonal wind.</p> <p>F107andAp: temporal variations of F107 index and Ap index. First volumn: DoY; second volumn: local time; third volumn: F107 index; fourth&nbsp;volumn: Ap inex.</p> <p>Neden_Beijing/Wuhan:electron density at Beijing and Wuhan.</p> <p>date_Beijing/Wuhan: local time of elecrtron denisty.</p> <p>Tex_Beijing/Den_Beijing: retrieved Tex and corresponding neutral density at Beijing; DoY:20-80;LT:9:0.24:16;</p> <p>Tex_Wuhan/Den_Wuhan: retrieved Tex and corresponding neutral density at Wuhan; DoY:20-80;LT:9:0.24:16;</p> <p>Tex_Beijing_MSIS/Tex_Beijing_GCITEM: calculated Tex by empirical model NRLMSISE-00 and theoretical model GCITEM-IGGCAS at Beijing; DoY:20-80;LT:9:0.24:16;</p> <p>Tex_Wuhan_MSIS/Tex_Wuhan_GCITEM:calculated Tex by empirical model NRLMSISE-00 and theoretical model GCITEM-IGGCAS at Wuhan; DoY:20-80;LT:9:0.24:16;</p>