:Product: 20030524SGAS.txt :Issued: 2003 May 24 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 144 Issued at 0245Z on 24 May 2003 This report is compiled from data received at SWO on 23 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1721 1721 1721 100 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to active levels. Coronal hole high speed stream effects continues and solar wind speed remains slightly elevated near 500 km/s. D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 118 SSN 087 Afr/Ap 015/021 X-ray Background B2.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.9e+05 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-8 satellite synchronous orbit W101 degrees) Daily Electron Fluence GT 2 MeV 4.20e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 4 3 4 2 3 2 3 Planetary 3 4 4 5 3 4 3 3 F. Comments: None