:Product: 20020910SGAS.txt :Issued: 2002 Sep 10 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 253 Issued at 0245Z on 10 Sep 2002 This report is compiled from data received at SWO on 09 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0632 0633 0633 220 1333 1335 1336 320 1740 1752 1801 0105 S09E54 M2.1 2n 480 2153 2153 2158 880 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was mostly quiet to unsettled, with an isolated active period observed at higher latitudes. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 206 SSN 194 Afr/Ap 006/010 X-ray Background B9.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.1e+06 GT 10 MeV 5.4e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.70e+05 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 1 1 1 2 2 2 3 Planetary 2 2 1 1 2 3 4 3 F. Comments: Afr estimated from Boulder A.