:Product: 0520SGAS.txt :Issued: 2016 May 20 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 141 Issued at 0245Z on 20 May 2016 This report is compiled from data received at SWO on 19 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1246 1246 1246 480 1705 1705 1705 250 1742 1742 1742 100 1748 1748 1748 160 2213 2214 2214 290 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to unsettled levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 099 SSN 038 Afr/Ap 008/009 X-ray Background B1.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.9e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 4.10e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 1 3 3 2 2 3 1 Planetary 2 1 3 3 3 2 2 1 F. Comments: None.