:Product: 0401SGAS.txt :Issued: 2008 Apr 01 0248 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 092 Issued at 0245Z on 01 Apr 2008 This report is compiled from data received at SWO on 31 Mar 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. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 079 SSN 045 Afr/Ap 004/004 X-ray Background A3.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.3e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W135 degrees) Daily Electron Fluence GT 2 MeV 1.80e+09 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 0 0 2 2 2 1 1 Planetary 2 0 0 2 1 1 1 2 F. Comments: The greater than 2 MeV electron fluence at geosynchronous orbit was very high.