:Product: 1221SGAS.txt :Issued: 2013 Dec 21 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 355 Issued at 0245Z on 21 Dec 2013 This report is compiled from data received at SWO on 20 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0020 0020 0020 110 0253 0258 0302 C2.2 190 0339 0339 0339 170 1135 1157 1207 1934 M1.6 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was mostly quiet. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 149 SSN 137 Afr/Ap 006/004 X-ray Background C1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 8.2e+04 GT 10 MeV 1.1e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.50e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 3 1 2 1 2 1 1 Planetary 1 2 0 1 1 1 1 1 F. Comments: None