:Product: 0824SGAS.txt :Issued: 2025 Aug 24 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 236 Issued at 0245Z on 24 Aug 2025 This report is compiled from data received at SWO on 23 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0328 0328 0328 310 0527 0527 0527 110 0640 0640 0640 220 1953 2006 2016 M1.9 2141 2141 2141 1100 B. Proton Events: The greater than 10 MeV proton flux became enhanced following flare activity from the southeast limb, peaking slightly over 1 pfu. 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 143 SSN 087 Afr/Ap 007/??? X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.9e+05 GT 10 MeV 8.1e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 4.10e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 3 1 2 2 3 2 1 Planetary 3 2 2 2 2 1 1 2 F. Comments: None