:Product: 0220SGAS.txt :Issued: 2026 Feb 20 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 051 Issued at 0245Z on 20 Feb 2026 This report is compiled from data received at SWO on 19 Feb A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0114 0114 0114 200 0159 0159 0159 160 0218 0218 0218 220 0649 0649 0649 100 0652 0718 0724 C2.0 110 0725 0727 0727 1100 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to unsettled levels D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 116 SSN 039 Afr/Ap 008/010 X-ray Background B3.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.5e+06 GT 10 MeV 1.5e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.10e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 2 2 3 2 1 1 Planetary 3 3 3 2 3 1 1 1 F. Comments: None