:Product: 0217SGAS.txt :Issued: 2026 Feb 17 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 048 Issued at 0245Z on 17 Feb 2026 This report is compiled from data received at SWO on 16 Feb A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0157 0157 0159 130 0249 0249 0249 440 0302 0302 0302 650 0403 0435 0500 M2.4 0610 0610 0611 150 0745 0745 0745 1100 1217 1217 1217 130 1256 1256 1256 120 1856 1858 1858 290 1953 1953 1953 250 1959 1959 1959 140 2002 2002 2003 370 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field reached moderate storm levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 118 SSN 069 Afr/Ap 023/029 X-ray Background B4.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.5e+06 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 4.40e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 4 4 4 2 4 5 1 Planetary 4 4 4 3 2 4 6 3 F. Comments: None.