:Product: 0509SGAS.txt :Issued: 2018 May 09 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 129 Issued at 0245Z on 09 May 2018 This report is compiled from data received at SWO on 08 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 was quiet to unsettled, with an isolated active period. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 070 SSN 025 Afr/Ap 012/015 X-ray Background A2.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.8e+06 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-15 satellite synchronous orbit W136 degrees) Daily Electron Fluence GT 2 MeV 7.10e+08 e/(cm2-ster-day) (GOES-15 satellite synchronous orbit W136 degrees) 3 Hour K-indices: Boulder 2 4 3 3 3 4 3 2 Planetary 3 3 3 3 1 4 3 2 F. Comments: The GOES-15 greater than 2 MeV electron fluence levels reached high levels.