:Product: 20030718SGAS.txt :Issued: 2003 Jul 18 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 199 Issued at 0245Z on 18 Jul 2003 This report is compiled from data received at SWO on 17 Jul A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0124 0124 0124 140 0157 0157 0158 230 0617 0617 0617 200 0817 0823 0829 0412 N15E21 C9.8 1n 1300 280 II/IV 0937 0938 0938 140 1038 1038 1039 120 1338 1350 1407 B8.8 370 1739 1744 1748 0410 S12E18 C2.8 Sf 120 1814 1822 1829 0412 N16E10 C2.2 Sf 450 1836 1840 1843 0410 S12E17 C3.8 Sf II 2044 2044 2044 2000 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field ranged from unsettled to minor storm levels D. Stratwarm: None E. Daily Indices: (real-time preliminary/estimated values) 10 cm 139 SSN 189 Afr/Ap 020/022 X-ray Background B3.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.4e+06 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-11 satellite synchronous orbit W113 degrees) Daily Electron Fluence GT 2 MeV 4.50e+07 e/(cm2-ster-day) (GOES-12 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 5 4 3 4 4 3 4 4 Planetary 5 4 3 3 3 3 4 4 F. Comments: None