:Product: 1216SGAS.txt :Issued: 2024 Dec 16 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 351 Issued at 0245Z on 16 Dec 2024 This report is compiled from data received at SWO on 15 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0406 0407 0407 370 0819 0819 0819 120 0838 0838 0839 150 1427 1442 II 1520 1520 1520 200 1602 1602 1602 110 1924 1928 1932 3922 S21E03 C2.6 Sf 130 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 172 SSN 097 Afr/Ap 009/010 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 9.4e+05 GT 10 MeV 1.4e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.20e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 2 3 3 2 2 2 Planetary 2 3 1 3 3 2 3 2 F. Comments: None