:Product: 20040319SGAS.txt :Issued: 2004 Mar 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 079 Issued at 0245Z on 19 Mar 2004 This report is compiled from data received at SWO on 18 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0508 0517 0527 0574 S08E52 M1.6 Sf B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to unsettled levels. A brief active period was observed between 18/0000 and 0300Z at the middle latitudes. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 115 SSN 107 Afr/Ap 007/010 X-ray Background B3.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.7e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W99 degrees) Daily Electron Fluence GT 2 MeV 6.00e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 3 2 2 3 3 2 3 Planetary 3 3 3 3 3 2 2 2 F. Comments: None