:Product: 0505SGAS.txt :Issued: 2010 May 05 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 125 Issued at 0245Z on 05 May 2010 This report is compiled from data received at SWO on 04 May 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 was quiet to unsettled with an isolated active period at 0000 - 0300Z. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 082 SSN 070 Afr/Ap 007/010 X-ray Background A7.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 9.2e+05 GT 10 MeV 1.4e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 8.80e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 2 3 2 3 2 1 2 Planetary 4 1 3 2 2 3 2 2 F. Comments: The greater than 2 MeV electron fluence at geosynchronous orbit was high.