Viewing archive of Thursday, 20 September 2001

Geophysical report

Solar and Geophysical Activity Summary 2001 Sep 20 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 263 Issued at 0245Z on 20 Sep 2001 This report is compiled from data received at SWO on 19 Sep
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0325 0325 0326                       150
0659 0721 0757              C7.2     300           II
0914 0914 0914                       13000
1540 1541 1544  9616 S14W29       Sf 480
1739 1739 1739                       390
2342 2349 2356                       2900          II
B. Proton Events
None
C. Geomagnetic Activity Summary
Quiet to unsettled.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 199  SSN 224  Afr/Ap 008/008   X-ray Background C1.5
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.8e+05   GT 10 MeV 1.8e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 6.30e+05 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 2 3 2 1 2 1 3 2 Planetary 3 3 2 2 2 2 3 1
F. Comments
  None

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