:Product: 0821SGAS.txt :Issued: 2024 Aug 21 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 234 Issued at 0245Z on 21 Aug 2024 This report is compiled from data received at SWO on 20 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0437 0448 0454 3796 M1.2 0630 0630 0631 3790 S11E16 Sf 110 0910 0910 0910 180 1706 1708 1712 3785 S13W81 M1.3 Sf 2025 2025 2025 120 2049 2050 2050 550 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 244 SSN 200 Afr/Ap 009/011 X-ray Background C3.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.5e+04 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.10e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 2 2 2 2 4 2 2 Planetary 3 2 2 2 2 3 3 2 F. Comments: None