:Product: 1231SGAS.txt :Issued: 2011 Dec 31 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 365 Issued at 0245Z on 31 Dec 2011 This report is compiled from data received at SWO on 30 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0303 0309 0313 1389 S27E64 M1.2 Sn 0335 0335 0335 100 1600 1600 1600 220 1759 1759 1801 140 1811 1811 1811 110 1816 1823 1842 1389 S27E55 C1.8 Sf 210 1858 1858 1858 150 2204 2206 2206 180 2328 2333 2338 1389 S23E47 C1.6 Sf 240 2350 2350 2350 110 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 141 SSN 104 Afr/Ap 005/005 X-ray Background B5.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.2e+06 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 7.20e+05 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 1 1 1 2 3 2 2 Planetary 1 1 1 0 1 3 2 2 F. Comments: None