:Product: 0813SGAS.txt :Issued: 2024 Aug 13 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 226 Issued at 0245Z on 13 Aug 2024 This report is compiled from data received at SWO on 12 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0243 0244 0244 140 0524 0524 0524 310 0823 0848 0859 3777 M1.0 0911 0911 0911 150 0938 0938 0939 280 1123 1151 1156 3784 N16E27 Sf 110 1723 1723 1723 270 1835 1845 1904 3780 S10W30 Sf 1100 2047 2052 2056 3784 N13E22 Sf 100 2116 2116 2116 260 2143 2143 2143 110 2247 2257 2304 3784 M1.2 2340 2358 0026 3780 S11W22 M1.2 1f B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was at minor to severe storm levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 272 SSN 245 Afr/Ap 051/123 X-ray Background C2.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.0e+06 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.00e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 6 6 8 6 6 5 4 5 Planetary 7 7 7 6 7 8 6 5 F. Comments: None.