:Product: 0422SGAS.txt :Issued: 2011 Apr 22 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 112 Issued at 0245Z on 22 Apr 2011 This report is compiled from data received at SWO on 21 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1645 1645 1645 130 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 113 SSN 100 Afr/Ap 004/005 X-ray Background B4.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.6e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W76 degrees) Daily Electron Fluence GT 2 MeV 5.50e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W76 degrees) 3 Hour K-indices: Boulder 1 2 1 1 1 2 2 2 Planetary 1 2 1 1 1 2 1 2 F. Comments: None