:Product: 0417SGAS.txt :Issued: 2016 Apr 17 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 17 Apr 2016 This report is compiled from data received at SWO on 16 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0018 0018 0018 100 0506 0513 0538 2529 N09W35 B7.0 Sf 200 1504 1504 1504 420 1942 1958 2012 2529 N13W43 C5.8 Sf 440 2049 2055 II 2138 2138 2138 100 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to active due to a weak enhancement in magnetic field strength and negative Bz. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 113 SSN 051 Afr/Ap 008/012 X-ray Background B3.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.8e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 9.30e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 0 0 3 4 2 4 2 3 Planetary 1 0 2 3 2 3 4 4 F. Comments: None