Viewing archive of Friday, 18 April 2025

Geophysical report

Joint USAF/NOAA Solar and Geophysical Activity Summary

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0050 0050 0050                       100                           
 0142 0142 0142                       210                           
 0147 0147 0147                       150                           
 0231 0232 0232                       120                           
 0316 0316 0317                       160                           
 0422 0424 0425                       2800                          
 1900 1900 1900                       130                           

B. Proton Events

C. Geomagnetic Activity Summary

D. Stratwarm

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

10 cm 151  SSN 118  Afr/Ap 011/???   X-ray Background B8.7
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.6e+06   GT 10 MeV 1.4e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.20e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 3 4 2 1 3 3 1 2 Planetary 3 4 2 2 3 2 1 2 

F. Comments

  None

All times in UTC

<< Go to daily overview page