:Product: 1224SGAS.txt :Issued: 2023 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 358 Issued at 0245Z on 24 Dec 2023 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 0322 0322 0322 220 0329 0331 0331 140 0341 0341 0341 210 0344 0344 0344 130 0737 0737 0737 110 0740 0740 0740 100 0827 0827 0827 100 1043 1043 1044 100 1050 1052 1052 160 1116 1116 1116 140 1947 1947 1947 130 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field reached unsettled levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 174 SSN 123 Afr/Ap 005/006 X-ray Background C1.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.4e+04 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 4.00e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 0 0 3 2 2 3 2 1 Planetary 0 0 2 0 2 3 1 1 F. Comments: None.