:Product: 20030208SGAS.txt :Issued: 2003 Feb 08 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 039 Issued at 0245Z on 08 Feb 2003 This report is compiled from data received at SWO on 07 Feb 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 at quiet to unsettled levels. D. Stratwarm: STRATWARM ALERT / FRIDAY / STRATWARM EXISTS. IN THE MIDDLE AND UPPER STRATOSPHERE, STILL DISTURBED TEMPERATURE DISTRIBUTION WITH A DECAYING WARM REGION OVER NORTHERN SIBERIA WHICH STILL LEADS TO A REVERSED TEMPERATURE GRADIENT BETWEEN 60N AND THE POLE FROM 5 TO 1 HPA. E. Daily Indices: (real-time preliminary/estimated values) 10 cm 147 SSN 153 Afr/Ap 011/013 X-ray Background B3.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.4e+05 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 4.70e+07 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 2 2 2 3 3 3 2 Planetary 3 2 2 3 4 3 3 3 F. Comments: None