:Product: 0531SGAS.txt :Issued: 2016 May 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 152 Issued at 0245Z on 31 May 2016 This report is compiled from data received at SWO on 30 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0733 0737 0742 2550 N13W21 C1.4 Sf 100 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field reached active levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 086 SSN 056 Afr/Ap 009/012 X-ray Background B1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.1e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 3.40e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 3 4 2 2 2 2 2 Planetary 4 3 3 2 1 2 1 3 F. Comments: None.