Viewing archive of Saturday, 13 April 2002

Geophysical report

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

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 103 Issued at 0245Z on 13 Apr 2002 This report is compiled from data received at SWO on 12 Apr
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
0448 0512 0519  9899 N16E05 C3.4  Sf 52     120    II/IV
1028 1028 1028                       140
1305 1310 1314              M1.4            68
1731 1802 1817  9901 N21W26 M4.0  1f        58        IV
B. Proton Events
None
C. Geomagnetic Activity Summary
Solar activity is expected to be moderate. Region 9893/9901 complex has been active and has two delta configurations. The potential for M-class events is good. Region 9906 and 9907 are developing and have a slight chance of M-class events.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 212  SSN 263  Afr/Ap 016/013   X-ray Background B9.3
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 7.0e+05   GT 10 MeV 2.8e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 5.10e+05 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices
Boulder 5 2 2 2 3 3 3 3 Planetary 4 2 2 2 3 3 3 3
F. Comments
  None

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