:Product: 0318SGAS.txt :Issued: 2013 Mar 18 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 077 Issued at 0245Z on 18 Mar 2013 This report is compiled from data received at SWO on 17 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0030 0030 0030 110 0237 0237 0238 200 0825 0825 0825 130 1040 1041 1041 200 1103 1103 1103 130 1245 1245 1246 130 1423 1423 1423 100 1638 1638 1638 130 1741 1741 1741 100 2000 2001 2001 120 2008 2009 2009 100 2051 2051 2052 170 2130 2130 2130 100 2159 2203 2207 B8.8 220 2212 2212 2212 110 2234 2234 2234 100 2239 2239 2240 170 2258 2258 2258 140 2300 2300 2301 180 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to major storm levels with severe storm levels observed at higher latitudes. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 126 SSN 126 Afr/Ap 032/057 X-ray Background B3.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.1e+08 GT 10 MeV 5.4e+05 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W76 degrees) Daily Electron Fluence GT 2 MeV 3.70e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W76 degrees) 3 Hour K-indices: Boulder 1 1 6 5 5 6 4 4 Planetary 2 1 6 6 6 7 6 5 F. Comments: None