:Product: 1127SGAS.txt :Issued: 2025 Nov 27 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 331 Issued at 0245Z on 27 Nov 2025 This report is compiled from data received at SWO on 26 Nov A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0833 0833 0833 110 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field reached active levels D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 120 SSN 085 Afr/Ap 015/023 X-ray Background B5.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.5e+06 GT 10 MeV 1.9e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.70e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 4 4 3 4 4 3 3 Planetary 3 4 4 4 4 4 4 4 F. Comments: None