:Product: 0331SGAS.txt :Issued: 2017 Mar 31 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 090 Issued at 0245Z on 31 Mar 2017 This report is compiled from data received at SWO on 30 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0753 0753 0753 180 1751 1751 1751 640 B. Proton Events: None. C. Geomagnetic Activity Summary: Primarily unsettled to active levels were observed. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 086 SSN 033 Afr/Ap 018/017 X-ray Background B1.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.2e+07 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 7.00e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 4 4 2 3 3 3 3 Planetary 3 4 4 2 3 3 3 3 F. Comments: The greater than 2 MeV electron fluence was at high levels on 30 Mar.