:Product: 20021020SGAS.txt :Issued: 2002 Oct 20 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 293 Issued at 0245Z on 20 Oct 2002 This report is compiled from data received at SWO on 19 Oct A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0524 0524 0525 130 1009 1013 1018 C1.7 310 1028 1055 1103 C2.7 150 1341 1349 1352 0160 S18W10 C1.7 Sf 880 1629 1629 1629 100 1652 1652 1652 430 1754 1758 1806 0160 S18W13 C1.5 Sf 360 1810 1810 1810 930 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic filed was at quiet to unsettled levels. Solar wind velocities gradually increased to an average of 675 km/s. Bz has been predominantly northward resulting in only unsettled conditions. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 180 SSN 156 Afr/Ap ???/011 X-ray Background B7.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.1e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.60e+07 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 3 2 3 3 3 3 Planetary 3 3 2 2 2 3 3 3 F. Comments: Daily X-ray Background Flux value estimated from plotted data, pending a repair of the automated algorithm. Repair in progress.