:Product: 0510SGAS.txt :Issued: 2018 May 10 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 130 Issued at 0245Z on 10 May 2018 This report is compiled from data received at SWO on 09 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field ranged from quiet to active levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 070 SSN 022 Afr/Ap 013/015 X-ray Background A2.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.8e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-15 satellite synchronous orbit W136 degrees) Daily Electron Fluence GT 2 MeV 1.60e+09 e/(cm2-ster-day) (GOES-15 satellite synchronous orbit W136 degrees) 3 Hour K-indices: Boulder 4 3 3 2 3 3 3 4 Planetary 4 3 3 2 2 2 4 4 F. Comments: The GOES-15 greater than 2 MeV fluence reached very high levels.