:Product: 0920SGAS.txt :Issued: 2024 Sep 20 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 264 Issued at 0245Z on 20 Sep 2024 This report is compiled from data received at SWO on 19 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 ranged from quiet to minor storm levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 161 SSN 109 Afr/Ap 015/021 X-ray Background C1.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.4e+07 GT 10 MeV 2.0e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.50e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 3 1 3 4 3 3 2 Planetary 5 2 1 3 4 5 4 2 F. Comments: None.