:Product: 0810SGAS.txt :Issued: 2011 Aug 10 0245 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar and Geophysical Activity Summary SGAS Number 222 Issued at 0245Z on 10 Aug 2011 This report is compiled from data received at SWO on 09 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0319 0354 0408 1263 N18W68 M2.5 1b 0717 0717 0717 540 0717 0717 0717 260 0719 0723 0727 1263 C1.4 120 0748 0805 0808 1263 N17W69 X6.9 2b 19000 710 II 0814 0814 0814 1263 200 0817 0818 0819 8200 260 IV 0832 0849 0853 530 1543 1554 1604 1263 N15W75 C2.4 Sf B. Proton Events: The 10 MeV protons reached 26 pfus and the 100 MeV protons reached 2 pfus during the past 24 hours. C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unsettled during the past 24 hours. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 098 SSN 054 Afr/Ap 005/009 X-ray Background B4.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.7e+06 GT 10 MeV 7.6e+05 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.30e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 3 3 2 1 2 2 Planetary 3 3 3 2 1 1 2 2 F. Comments: None