:Product: 0828SGAS.txt :Issued: 2010 Aug 28 0246 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 240 Issued at 0245Z on 28 Aug 2010 This report is compiled from data received at SWO on 27 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field ranged from quiet to active levels, with a single major storm period at high latitudes between 27/0900-1200Z. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 073 SSN 011 Afr/Ap 010/014 X-ray Background A7.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.9e+05 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W74 degrees) Daily Electron Fluence GT 2 MeV 2.20e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W74 degrees) 3 Hour K-indices: Boulder 1 3 4 4 2 1 1 4 Planetary 2 3 3 4 3 3 2 4 F. Comments: None