:Product: 0812SGAS.txt :Issued: 2024 Aug 12 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 225 Issued at 0245Z on 12 Aug 2024 This report is compiled from data received at SWO on 11 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0022 0031 0046 3780 M1.0 0523 0528 0537 3780 S14W16 M1.6 1n 0736 0739 0743 3780 S07W14 Sf 4300 1957 2018 2036 3777 S09W58 M1.6 1f 2227 2227 2227 110 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field reached minor storm levels due to a passing CME. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 282 SSN 194 Afr/Ap 023/028 X-ray Background C3.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.6e+05 GT 10 MeV 1.6e+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 3 3 4 4 5 4 3 4 Planetary 3 3 4 4 5 5 4 5 F. Comments: None.