Viewing archive of Wednesday, 26 February 2014

Geophysical report

Solar and Geophysical Activity Summary 2014 Feb 26 0245 UTC
Prepared by the NOAA © SWPC and processed by

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 057 Issued at 0245Z on 26 Feb 2014 This report is compiled from data received at SWO on 25 Feb
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
 0039 0049 0103  1990 S12E82 X4.9  2b 100000 3700   II/IV           
 0131 0131 0131                       190                           
 0316 0316 0316                       190                           
 0324 0324 0324                       130                           
B. Proton Events
A greater than 10 MeV proton event occurred at geosynchronous orbit in the wake of the X4/2b flare from Region 1990. The event began at 25/1355Z and flux levels gradually increased through the period, with a peak reading of 23 pfu at 25/2020Z.
C. Geomagnetic Activity Summary
D. Stratwarm
Not available
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 174  SSN 157  Afr/Ap 003/004   X-ray Background C1.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.2e+06   GT 10 MeV 6.9e+05 p/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 6.40e+06 e/(cm2-ster-day)
(GOES-13 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 0 0 0 1 2 2 1 2 Planetary 1 0 0 0 1 1 1 3 
F. Comments

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