:Product: 0516SGAS.txt :Issued: 2015 May 16 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 136 Issued at 0245Z on 16 May 2015 This report is compiled from data received at SWO on 15 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0522 0525 0528 2339 N09W53 C1.1 Sf 1400 0855 0855 0857 130 1042 1042 1042 460 1048 1049 1100 2339 N08W56 Sf 120 2322 2329 2333 C2.5 270 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to unsettled levels due to waning CH HSS effects. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 137 SSN 113 Afr/Ap 007/008 X-ray Background B5.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.4e+05 GT 10 MeV 1.1e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.90e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 3 3 2 3 1 2 Planetary 2 2 3 3 2 1 1 2 F. Comments: None