:Product: 0123SGAS.txt :Issued: 2026 Jan 23 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 023 Issued at 0245Z on 23 Jan 2026 This report is compiled from data received at SWO on 22 Jan A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: S1 Minor proton event ended at 22/0545 UTC. C. Geomagnetic Activity Summary: The geomagnetic field reached minor storm levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 194 SSN 206 Afr/Ap 015/019 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.7e+07 GT 10 MeV 5.0e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.20e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 3 2 2 2 3 1 5 Planetary 4 3 3 2 2 2 2 5 F. Comments: None