:Product: 20040116SGAS.txt :Issued: 2004 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 2004 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 has been at quiet to active levels. D. Stratwarm: STRATWARM ALERT / THURSDAY / STRATWARM EXISTS. MAJOR WARMING IN THE LOWER AND MIDDLE STRATOSPHERE, BUT FURTHER WEAKENING. REVERSED TEMPERATURE GRADIENT BETWEEN 60N AND THE POLE FROM 100 TO 20 HPA. WEAK EASTERLY ZONAL MEAN WINDS AT 60N AT 10 HPA. E. Daily Indices: (real-time preliminary/estimated values) 10 cm 119 SSN 057 Afr/Ap 012/016 X-ray Background B3.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.4e+06 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W103 degrees) Daily Electron Fluence GT 2 MeV 4.50e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 3 2 1 4 4 3 3 Planetary 2 3 2 2 4 4 4 3 F. Comments: None.