:Product: 0404SGAS.txt :Issued: 2017 Apr 04 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 094 Issued at 0245Z on 04 Apr 2017 This report is compiled from data received at SWO on 03 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0056 0105 0112 2644 N15W75 M1.2 Sf 0616 0621 0627 2645 S11W32 Sf 100 1318 1324 1328 2644 N17W80 C7.3 Sf 140 1419 1429 1434 2644 M5.8 6800 100 II/IV 1455 1455 1455 150 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was quiet. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 108 SSN 097 Afr/Ap 004/005 X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.6e+06 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.90e+09 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 0 1 1 1 3 3 1 1 Planetary 1 1 0 2 2 2 2 1 F. Comments: The greater than 2 MeV electron fluence reached very high levels on 03 Apr.