Viewing archive of Sunday, 18 April 2004

Geophysical report

Solar and Geophysical Activity Summary 2004 Apr 18 0245 UTC
Prepared by the NOAA © SWPC and processed by SpaceWeatherLive.com

Joint USAF/NOAA Solar and Geophysical Activity Summary

SGAS Number 109 Issued at 0245Z on 18 Apr 2004 This report is compiled from data received at SWO on 17 Apr
A. Energetic Events
Begin  Max  End  Rgn   Loc   Xray  Op 245MHz 10cm   Sweep
None
B. Proton Events
None
C. Geomagnetic Activity Summary
The geomagnetic field was at predominantly quiet to unsettled levels. A period of active conditions occurred between 17/0300 and 0600Z at the middle latitudes.
D. Stratwarm
None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 098  SSN 055  Afr/Ap 009/009   X-ray Background B1.0
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 4.7e+05   GT 10 MeV 1.4e+04 p/(cm2-ster-day)
(GOES-11 satellite synchronous orbit W98 degrees)
Daily Electron Fluence
GT 2 MeV 2.30e+07 e/(cm2-ster-day)
(GOES-12 satellite synchronous orbit W76 degrees)
3 Hour K-indices
Boulder 2 4 2 1 2 2 2 2 Planetary 2 3 2 1 2 3 3 2 
F. Comments
  None

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