:Product: 1224SGAS.txt :Issued: 2024 Dec 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 359 Issued at 0245Z on 24 Dec 2024 This report is compiled from data received at SWO on 23 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0210 0231 0259 M1.0 0508 0508 0511 3932 S12E39 Sf 140 0624 0629 0634 3928 S15E22 M1.0 Sf 1106 1112 1116 3932 M8.9 3600 320 II 1623 1623 1623 320 2052 2052 2052 140 B. Proton Events: Protons were elevated but remained below threshold. C. Geomagnetic Activity Summary: The geomagnetic field was Active to Unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 238 SSN 199 Afr/Ap 011/010 X-ray Background C2.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 9.6e+05 GT 10 MeV 2.5e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 4.30e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 1 2 1 3 3 3 3 Planetary 3 1 1 0 2 3 3 4 F. Comments: None