:Product: 20030321SGAS.txt :Issued: 2003 Mar 21 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 080 Issued at 0245Z on 21 Mar 2003 This report is compiled from data received at SWO on 20 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0337 0339 0342 250 1125 1131 1137 0314 S04W75 M1.5 1f 210 1245 1245 1245 270 2039 2051 2055 C1.3 280 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to active levels, with a period of minor storm at high latitudes from 0900-1200 UTC. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 097 SSN 045 Afr/Ap 015/021 X-ray Background B2.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.4e+06 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.30e+08 e/(cm2-ster-day) (GOES-8 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 3 3 3 4 4 3 3 Planetary 1 3 3 5 4 4 4 4 F. Comments: None