:Product: 0818SGAS.txt :Issued: 2017 Aug 18 0245 UTC # Prepared jointly by the U.S. Dept. of Commerce, NOAA, # Space Weather Prediction Center and the U.S. Air Force. # Joint USAF/NOAA Solar and Geophysical Activity Summary SGAS Number 230 Issued at 0245Z on 18 Aug 2017 This report is compiled from data received at SWO on 17 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0031 0035 0041 2671 N11E53 B2.0 Sf 870 0057 0102 0105 2671 N11E53 B2.5 Sf 250 0109 0109 0109 210 0314 0314 0314 120 0324 0324 0324 5500 1303 1303 1303 140 2024 2024 2024 140 2307 2307 2307 120 B. Proton Events: None C. Geomagnetic Activity Summary: Minor geomagnetic storm levels were reached. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 077 SSN 030 Afr/Ap 020/028 X-ray Background A8.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.1e+07 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 5.30e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 5 5 5 4 3 3 Planetary 3 2 5 5 5 4 4 3 F. Comments: None