:Product: 20040823SGAS.txt :Issued: 2004 Aug 23 0250 UT # 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 236 Issued at 0245Z on 23 Aug 2004 This report is compiled from data received at SWO on 22 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1832 1832 1832 140 2215 2219 2221 0664 B3.4 340 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to active with isolated minor storm periods. The disturbed periods are due to a slightly elevated solar wind speed and a predominantly southward IMF Bz. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 115 SSN 102 Afr/Ap 017/013 X-ray Background B1.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.8e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W98 degrees) Daily Electron Fluence GT 2 MeV 4.40e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 5 3 3 3 2 2 Planetary 3 3 4 4 3 3 2 2 F. Comments: None