Viewing archive of Saturday, 28 February 2026

Geophysical report

Joint USAF/NOAA Solar and Geophysical Activity Summary

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0246 0246 0246                       120                           
 0426 0426 0426                       120                           
 0453 0453 0453                       180                           
 1002 1002 1002                       130                           
 1243 1243 1243                       110                           
 1955 1956 1956                       1500                          
 1959 2009 2014  4378 N14E59 C3.4  Sf 1600                          

B. Proton Events

C. Geomagnetic Activity Summary

D. Stratwarm

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

10 cm 139  SSN 053  Afr/Ap 009/010   X-ray Background B6.3
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 3.2e+05   GT 10 MeV 1.7e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 3.30e+08 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 1 3 3 3 3 1 2 Planetary 3 2 2 2 3 3 2 2 

F. Comments

  None.

All times in UTC

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