:Product: 0601SGAS.txt :Issued: 2011 Jun 01 0250 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 152 Issued at 0245Z on 01 Jun 2011 This report is compiled from data received at SWO on 31 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0102 0102 0102 100 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to active during the past 24 hours. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 112 SSN 132 Afr/Ap 010/013 X-ray Background B3.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.6e+05 GT 10 MeV 1.4e+04 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 2 4 4 3 3 3 3 Planetary 3 3 3 3 2 2 3 3 F. Comments: The greater than 2 MeV electron fluence at geosynchronous orbit was at moderate levels.