:Product: 20010831SGAS.txt :Issued: 2001 Aug 31 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 243 Issued at 0245Z on 31 Aug 2001 This report is compiled from data received at SWO on 30 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0130 0139 0143 9601 N12E52 C5.4 Sf 12000 34 II 0920 0932 0939 100 0944 0946 0953 160 1309 1309 1309 480 1745 1757 1811 9591 S21W28 M1.5 2n 37 2034 2038 2041 9601 N15E44 M3.0 1n 270000 930 II 2243 2243 2245 150 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field is expected to be quiet to unsettled on the first day of the forecast period with active conditions expected on the second and third day due to recurrent coronal hole effects. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 199 SSN 138 Afr/Ap 016/013 X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.4e+06 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 4.00e+06 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 3 4 4 4 3 2 Planetary 2 2 3 3 3 4 3 2 F. Comments: None