:Product: 20021018SGAS.txt :Issued: 2002 Oct 18 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 291 Issued at 0245Z on 18 Oct 2002 This report is compiled from data received at SWO on 17 Oct 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 activity was at quiet to active levels. An isolated active period occurred between 17/0000-0300 UTC at high latitudes. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 179 SSN 215 Afr/Ap 011/011 X-ray Background B8.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.3e+05 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.70e+06 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 1 2 2 3 3 3 Planetary 4 3 2 2 3 3 3 3 F. Comments: Daily X-ray Background Flux value estimated from plotted data, pending a repair in progress on the automated algorithm.