Viewing archive of Sunday, 13 January 2002

Geophysical report

Solar and Geophysical Activity Summary 2002 Jan 13 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 013 Issued at 0245Z on 13 Jan 2002 This report is compiled from data received at SWO on 12 Jan
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0307 0322 0338  9775 S07W19 M1.0  Sf
0826 0827 0827                       140
1135 1135 1135                       220
1147 1147 1147                       270
1505 1519 1533  9775 S05W26 M1.7  1n
1832 1843 1903              M3.4
1925 1929 1934  9775 S11W39 M1.3  Sf 180    27
B. Proton Events
The greater than 10 MeV proton event that began at 10/2045 UTC continues in progress. The maximum was 91 PFU at 11/0530 UTC, and the flux level at 12/2400 UTC was 14 PFU.
C. Geomagnetic Activity Summary
The geomagnetic field was mostly unsettled to active.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 233  SSN 174  Afr/Ap 015/015   X-ray Background C1.5
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 3.7e+07   GT 10 MeV 2.0e+06 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.10e+07 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 3 3 3 4 3 4 2 1 Planetary 3 3 4 4 3 3 3 2
F. Comments
  None

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