Viewing archive of Wednesday, 20 March 2002

Geophysical report

Solar and Geophysical Activity Summary 2002 Mar 20 0245 UTC
Prepared by the NOAA © SWPC and processed by

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 079 Issued at 0245Z on 20 Mar 2002 This report is compiled from data received at SWO on 19 Mar
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
1106 1144 1231  9866 S10W58 M1.0  1f
B. Proton Events
The greater than 10 MeV proton event remains in progress, with a maximum flux of 53 pfu observed at 19/0650 UTC.
C. Geomagnetic Activity Summary
The geomagnetic field was at quiet to minor storm levels Minor storm levels were observed early in the day, due to a three hour period of sustained southward Bz during 0200-0500 UTC.
D. Stratwarm
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 175  SSN 119  Afr/Ap 016/017   X-ray Background B6.3
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 7.0e+07   GT 10 MeV 1.9e+06 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.80e+06 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 5 4 3 2 3 2 2 2 Planetary 5 5 3 3 1 2 3 2
F. Comments

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