:Product: 1015SGAS.txt :Issued: 2025 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 2025 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 0035 0041 0044 4246 N25W25 M2.0 Sf 100 1238 1247 1256 4248 N06W07 M2.0 1n 160 1732 1743 1746 4246 C3.8 100 1832 1832 1832 170 1905 1905 1905 100 2028 2036 2045 4246 M3.1 2100 2100 2101 140 2119 2121 2123 250 2132 2143 2204 4246 C7.8 140 2224 2224 2224 100 2251 2257 2301 4246 N24W37 C3.4 Sf 100 2309 2309 2309 120 2356 2356 2356 280 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 154 SSN 108 Afr/Ap 006/008 X-ray Background C1.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.1e+07 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.90e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 2 1 2 3 2 2 Planetary 3 2 3 2 2 2 1 2 F. Comments: None.