:Product: 1015SGAS.txt :Issued: 2026 Oct 15 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 288 Issued at 0245Z on 15 Oct 2026 This report is compiled from data received at SWO on 14 Oct A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1648 1648 1648 1600 1652 1652 1652 1000 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 123 SSN 124 Afr/Ap 009/010 X-ray Background B5.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.6e+05 GT 10 MeV 2.1e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.49e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W73 degrees) 3 Hour K-indices: Boulder 2 3 1 3 2 3 2 2 Planetary 2 3 2 2 2 2 3 3 F. Comments: None