:Product: 1004SGAS.txt :Issued: 2017 Oct 04 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 277 Issued at 0245Z on 04 Oct 2017 This report is compiled from data received at SWO on 03 Oct A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0037 0037 0037 100 0116 0119 0121 2683 B2.2 1100 0218 0218 0218 120 0325 0325 0325 260 0336 0336 0336 160 0429 0429 0429 150 0718 0718 0718 230 0832 0832 0832 220 0841 0841 0841 160 0920 0920 0920 250 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 086 SSN 025 Afr/Ap 008/??? X-ray Background A5.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.8e+06 GT 10 MeV 1.4e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 3.30e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 3 4 2 1 1 2 1 Planetary 2 3 4 1 0 1 1 2 F. Comments: The GOES-13 greater than 2 MeV electron fluence reached very high levels during the period.