:Product: 1218SGAS.txt :Issued: 2007 Dec 18 0247 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 352 Issued at 0245Z on 18 Dec 2007 This report is compiled from data received at SWO on 17 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field ranged from quiet to minor storm levels D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 080 SSN 014 Afr/Ap 020/017 X-ray Background B1.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.1e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W136 degrees) Daily Electron Fluence GT 2 MeV 1.70e+06 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W76 degrees) 3 Hour K-indices: Boulder 2 2 5 5 4 4 3 3 Planetary 2 2 4 4 4 4 2 4 F. Comments: None