Viewing archive of Monday, 20 May 2002

Geophysical report

Solar and Geophysical Activity Summary 2002 May 20 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 140 Issued at 0245Z on 20 May 2002 This report is compiled from data received at SWO on 19 May
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0007 0007 0008                       100
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field ranged from quiet to minor storm conditions. Minor storming subsided after 19/0900 UTC to quiet to unsettled conditions. This activity correlates well with the full halo CME observed on 16 May.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 171  SSN 155  Afr/Ap 018/018   X-ray Background B7.6
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 1.1e+06   GT 10 MeV 1.0e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.20e+06 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 4 4 5 2 2 1 1 2 Planetary 3 4 5 2 3 3 2 2
F. Comments
  None

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