Viewing archive of Tuesday, 23 September 2025

Geophysical report

Joint USAF/NOAA Solar and Geophysical Activity Summary

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0637 0637 0637                       250                           
 0921 0921 0921                       110                           
 1104 1104 1104                       180                           
 1105 1106 1106                       140                           
 1116 1116 1116                       130                           
 1251 1251 1252                       200                           
 1324 1324 1324                       100                           
 1530 1530 1530                       120                           

B. Proton Events

C. Geomagnetic Activity Summary

D. Stratwarm

E. Daily Indices: (real-time preliminary/estimated values)

10 cm 172  SSN 152  Afr/Ap 012/???   X-ray Background C1.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 5.2e+06   GT 10 MeV 1.6e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 3.50e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 3 2 2 2 3 4 3 3 Planetary 3 2 2 3 3 3 3 3 

F. Comments

  None

All times in UTC

<< Go to daily overview page