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20040418SGAS.txt
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:Product: 20040418SGAS.txt
:Issued: 2004 Apr 18 0245 UTC
# Prepared jointly by the U.S. Dept. of Commerce, NOAA,
# Space Environment Center and the U.S. Air Force.
#
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