:Product: 0529SGAS.txt :Issued: 2026 May 29 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 149 Issued at 0245Z on 29 May 2026 This report is compiled from data received at SWO on 28 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0022 0023 0023 170 0100 0100 0100 110 0223 0223 0223 100 0335 0335 0335 100 0426 0426 0426 100 0543 0543 0543 100 0609 0609 0609 150 0720 0720 0720 310 0850 0850 0850 100 0858 0858 0858 120 1120 1120 1120 100 1122 1123 1123 810 1316 1316 1316 100 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic activity was quiet to active. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 145 SSN 161 Afr/Ap 013/013 X-ray Background B7.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.7e+05 GT 10 MeV 2.4e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.70e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W72 degrees) 3 Hour K-indices: Boulder 2 3 3 3 2 4 3 3 Planetary 2 2 3 3 3 4 3 3 F. Comments: None