:Product: 0916SGAS.txt :Issued: 2015 Sep 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 259 Issued at 0245Z on 16 Sep 2015 This report is compiled from data received at SWO on 15 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0024 0026 0042 2415 S20E25 Sf 120 0222 0222 0222 120 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was unsettled to active, beginning the UT day with two active periods, before decreasing to unsettled conditions through the end of the period. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 101 SSN 066 Afr/Ap 017/021 X-ray Background B2.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.9e+05 GT 10 MeV 1.1e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.60e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 5 4 4 4 4 4 2 3 Planetary 4 4 3 3 4 3 3 3 F. Comments: None