:Product: 20050526SGAS.txt :Issued: 2005 May 26 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 146 Issued at 0245Z on 26 May 2005 This report is compiled from data received at SWO on 25 May 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 was quiet. Solar wind speed declined to near 360 km/s. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 084 SSN 045 Afr/Ap 005/006 X-ray Background A7.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.4e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W114 degrees) Daily Electron Fluence GT 2 MeV 6.30e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 1 2 1 1 2 2 1 Planetary 2 1 2 1 1 2 2 1 F. Comments: None