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20020911SGAS.txt
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:Product: 20020911SGAS.txt
:Issued: 2002 Sep 11 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 254 Issued at 0245Z on 11 Sep 2002
This report is compiled from data received at SWO on 10 Sep
A. Energetic Events
Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep
0145 0146 0146 120
0152 0152 0152 280
0218 0222 0222 100
0234 0235 0235 160
0309 0311 0311 140
0347 0347 0349 230
0400 0418 0419 22000
0557 0558 0558 610
1219 1219 1220 130
1237 1246 1247 130
1449 1456 1500 0105 S10E43 M2.9 1n 2800 110 II/IV
1655 1655 1655 150
1734 1738 1741 0105 S10E41 C6.5 Sf 2900
1849 1851 1851 1600
2252 2258 2301 C3.4 100
B. Proton Events: None
C. Geomagnetic Activity Summary: The geomagnetic field ranged from
quiet to minor storm conditions. Persistent southward Bz during
most of the day was responsible for the elevated periods of
activity.
D. Stratwarm: None
E. Daily Indices: (real-time preliminary/estimated values)
10 cm 221 SSN 226 Afr/Ap 014/024 X-ray Background B9.3
Daily Proton Fluence (flux accumulation over 24 hrs)
GT 1 MeV 2.3e+06 GT 10 MeV 2.5e+04 p/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
Daily Electron Fluence
GT 2 MeV 2.30e+06 e/(cm2-ster-day)
(GOES-8 satellite synchronous orbit W75 degrees)
3 Hour K-indices:
Boulder 3 2 3 3 3 4 3 3 Planetary 3 2 3 4 5 4 4 4
F. Comments: None