Viewing archive of Friday, 16 August 2002

Geophysical report

Solar and Geophysical Activity Summary 2002 Aug 16 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 228 Issued at 0245Z on 16 Aug 2002 This report is compiled from data received at SWO on 15 Aug
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0601 0605 0609  0066 N13E01 M1.0  Sf        140
0750 0754 0758  0069 S06E27 C2.4  Sf 240
0834 0834 0835                       260
0846 0847 0847                       170
1012 1012 1012                       120
1322 1335 1345  0069 S04E25 C3.9  Sf 440
1346 1346 1346                       340
2024 2024 2029                       190
B. Proton Events
None
C. Geomagnetic Activity Summary
Unsettled to active with brief minor storm conditions at high latitudes.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 210  SSN 281  Afr/Ap 021/019   X-ray Background C1.1
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.5e+07   GT 10 MeV 1.7e+05 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.00e+08 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 3 2 3 4 4 4 4 4 Planetary 3 3 3 4 3 4 5 5
F. Comments
  Afr estimated based on Boulder USGS magnetometer data.
The greater than 10 MeV proton event that began at 14/0900 UTC ended
at 14/1950 UTC. The maximum for this event was 26 pfu at 14/1620
UTC.

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