:Product: 0418SGAS.txt :Issued: 2015 Apr 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 108 Issued at 0245Z on 18 Apr 2015 This report is compiled from data received at SWO on 17 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1311 1311 1311 120 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to minor storm levels. D. Stratwarm: Not available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 150 SSN 093 Afr/Ap 020/023 X-ray Background B5.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.0e+05 GT 10 MeV 9.7e+03 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 5.90e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 5 4 3 3 3 3 2 Planetary 5 5 4 2 3 3 3 2 F. Comments: None