:Product: 20030108SGAS.txt :Issued: 2003 Jan 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 008 Issued at 0245Z on 08 Jan 2003 This report is compiled from data received at SWO on 07 Jan A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0729 0750 0811 0244 S24E07 M1.0 1f 1923 1936 1942 0244 S21E02 C1.6 Sf 390 2325 2333 2340 0251 S81E14 M4.9 Sf 81 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field has been quiet to unsettled. D. Stratwarm: STRATWARM ALERT/TUESDAY/STRATWARM EXISTS. UPPER STRATOSPHERE WARMING PERSISTS, CENTERED WITH PLUS 8C AT 1 HPA OVER 65N/3W, WEAKENING. TEMPERATURE GRADIENT BETWEEN 60N AND THE POLE REVERSED FROM 10 TO 5 HPA AND AROUND 1 HPA E. Daily Indices: (real-time preliminary/estimated values) 10 cm 163 SSN 199 Afr/Ap 008/009 X-ray Background B9.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.0e+05 GT 10 MeV 1.4e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.80e+07 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 2 3 3 2 2 2 2 Planetary 2 3 2 3 2 2 3 2 F. Comments: None