:Product: 20020928SGAS.txt :Issued: 2002 Sep 28 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 271 Issued at 0245Z on 28 Sep 2002 This report is compiled from data received at SWO on 27 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0118 0148 0237 C5.0 280 240 0320 0341 0356 0134 N11E49 C9.9 Sf 270 0526 0526 0526 140 1259 1312 1323 0134 N13E45 M1.8 Sf 120 150 II 1933 1942 1949 0134 N13E38 M1.4 Sf 64 49 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unsettled. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 152 SSN 185 Afr/Ap 005/008 X-ray Background B6.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.1e+05 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 8.00e+05 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 1 2 3 2 1 2 Planetary 3 2 1 2 2 2 3 2 F. Comments: None