Viewing archive of Sunday, 26 April 2026

Geophysical report

Joint USAF/NOAA Solar and Geophysical Activity Summary

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0314 0314 0316                       140                           
 0356 0356 0356                       190                           
 0405 0405 0405                       110                           
 0442 0442 0442                       120                           
 0522 0526 0527                       430                           
 0534 0534 0534                       200                           
 0536 0538 0538                       160                           
 0600 0600 0600                       120                           
 0754 0754 0754                       120                           
 0756 0759 0803  4423 S05E27 M1.3  Sf                               
 1021 1021 1021                       130                           
 1101 1101 1101                       280                           
 1143 1143 1143                       100                           
 1422 1430 1432  4425 N07E73 M1.1  Sf 480                           
 1626 1626 1626                       160                           
 1632 1632 1632                       200                           
 1712 1712 1712                       130                           

B. Proton Events

C. Geomagnetic Activity Summary

D. Stratwarm

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

10 cm 148  SSN 154  Afr/Ap 007/009   X-ray Background B9.4
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 5.7e+05   GT 10 MeV 2.6e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.50e+07 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W72 degrees)
3 Hour K-indices
Boulder 3 0 1 1 2 2 3 3 Planetary 3 1 1 1 1 2 3 3 

F. Comments

  None.

All times in UTC

<< Go to daily overview page