:Product: 20030116SGAS.txt :Issued: 2003 Jan 16 0245 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Environment Center and the U.S. Air Force. # Joint USAF/NOAA Solar and Geophysical Activity Summary SGAS Number 016 Issued at 0245Z on 16 Jan 2003 This report is compiled from data received at SWO on 15 Jan 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 was quiet to unsettled. D. Stratwarm: STRATWARM ALERT/WEDNESDAY/STRATWARM EXISTS. WARMING OVER NORTHERN ASIA/NORTHERN EUROPE CONTINUES, STRONGEST IN THE UPPER STRATOSPHERE. TEMPERATURE GRADIENT BETWEEN 60N AND THE POLE REVERSED AT 2 AND 1 HPA. E. Daily Indices: (real-time preliminary/estimated values) 10 cm 150 SSN 173 Afr/Ap 005/008 X-ray Background B4.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.1e+04 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.10e+06 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 1 2 2 2 2 2 2 Planetary 3 2 2 2 3 3 2 2 F. Comments: None