Viewing archive of Wednesday, 28 November 2001

Geophysical report

Solar and Geophysical Activity Summary 2001 Nov 28 0245 UTC
Prepared by the NOAA © SWPC and processed by

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 332 Issued at 0245Z on 28 Nov 2001 This report is compiled from data received at SWO on 27 Nov
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
1435 1435 1436                       330
2109 2121 2132  9715 N03E26 M2.2  1f
B. Proton Events
The greater than 10 MeV proton event (began 22/2320 UTC, max 18900 pfu at 24/0555 UTC) remains in progress although flux values have been oscillating across event threshold levels throughout the past ten hours of the period.
C. Geomagnetic Activity Summary
The geomagnetic field has been at quiet levels.
D. Stratwarm
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 190  SSN 139  Afr/Ap ???/002   X-ray Background B8.1
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 9.0e+06   GT 10 MeV 9.6e+05 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.00e+06 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 1 0 0 0 1 2 2 1 Planetary 1 0 0 0 0 2 1 1
F. Comments
  Afr is based on Boulder A-indices

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