:Product: 0929SGAS.txt :Issued: 2017 Sep 29 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 272 Issued at 0245Z on 29 Sep 2017 This report is compiled from data received at SWO on 28 Sep 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 began the period at minor to major storm levels, before decreasing to unsettled to active by the end of the period. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 091 SSN 040 Afr/Ap 041/044 X-ray Background A9.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.6e+06 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 9.40e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 5 6 5 5 3 3 3 4 Planetary 5 6 6 5 4 3 3 4 F. Comments: None