Viewing archive of Wednesday, 13 August 2025

Geophysical report

Joint USAF/NOAA Solar and Geophysical Activity Summary

A. Energetic Events

Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0042 0059 0118              M1.5                                   
 0118 0123 0127              M1.8                                   
 0246 0246 0247                       800                           
 0632 0641 0654              C4.3     140                           
 0754 0754 0754                       110                           
 0832 0832 0832                       240                           
 0919 0920 0920                       140                           
 0928 0928 0928                       180                           
 0941 0941 0941                       120                           
 1018 1018 1018                       160                           
 1123 1123 1123                       130                           
 1127 1127 1127                       530                           
 1147 1153 1155              C7.7     110                           
 1243 1243 1243                       110                           
 1251 1255 1258  4172 N07W29 C5.0  Sf 670                           

B. Proton Events

C. Geomagnetic Activity Summary

D. Stratwarm

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

10 cm 152  SSN 152  Afr/Ap 012/???   X-ray Background C1.8
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 6.7e+04   GT 10 MeV 1.8e+04 p/(cm2-ster-day)
(GOES-18 satellite synchronous orbit W137 degrees)
Daily Electron Fluence
GT 2 MeV 1.10e+08 e/(cm2-ster-day)
(GOES-19 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 3 3 2 3 4 3 2 3 Planetary 4 3 2 3 3 2 3 3 

F. Comments

  None

All times in UTC

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