:Product: 20010128SGAS.txt :Issued: 2001 Jan 28 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 028 Issued at 0245Z on 28 Jan 2001 This report is compiled from data received at SWO on 27 Jan A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0724 0724 0727 140 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was mostly quiet. D. Stratwarm: STRATWARM ALERT EXISTS STRATWARM SATURDAY MINOR WARMING CONTINUES WITH THE HIGHEST TEMPERATURES AT 10 HPA OVER EASTERN SIBERIA SLOPING EASTWARDS WITH HEIGHT TO A MAXIMUM TEMPERATURE OF +37 C OVER NOVAYA ZEMLYA TODAY. E. Daily Indices: (real-time preliminary/estimated values) 10 cm 167 SSN 134 Afr/Ap 002/004 X-ray Background B5.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 8.5e+05 GT 10 MeV 2.0e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 8.20e+06 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 3 1 0 1 2 0 1 Planetary 2 2 1 0 1 2 2 1 F. Comments: None