:Product: 20040219SGAS.txt :Issued: 2004 Feb 19 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 050 Issued at 0245Z on 19 Feb 2004 This report is compiled from data received at SWO on 18 Feb A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1035 1035 1035 100 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to unsettled levels. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 098 SSN 023 Afr/Ap 009/008 X-ray Background A9.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.8e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W100 degrees) Daily Electron Fluence GT 2 MeV 1.70e+09 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 2 2 1 2 3 3 3 Planetary 2 2 1 2 2 3 3 2 F. Comments: The greater than 2 MeV electron fluence at geosynchronous orbit was at very high levels again today.