:Product: 20040516SGAS.txt :Issued: 2004 May 16 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 137 Issued at 0245Z on 16 May 2004 This report is compiled from data received at SWO on 15 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0958 0958 0959 120 1504 1504 1504 120 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field has been at quiet to active levels. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 115 SSN 117 Afr/Ap 008/009 X-ray Background B2.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.2e+05 GT 10 MeV 1.4e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W97 degrees) Daily Electron Fluence GT 2 MeV 1.30e+06 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 3 2 2 3 3 2 2 Planetary 4 2 2 2 2 2 2 2 F. Comments: None