:Product: 0602SGAS.txt :Issued: 2025 Jun 02 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 153 Issued at 0245Z on 02 Jun 2025 This report is compiled from data received at SWO on 01 Jun A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1128 1134 II 1731 1731 1731 110 1750 1750 1750 180 1755 1755 1755 120 1759 1759 1759 110 2053 2053 2053 100 2321 2327 2330 4100 N09W20 C1.1 Sf 1500 B. Proton Events: None C. Geomagnetic Activity Summary: Field activity was at minor (G1) to severe (G4) geomagnetic storm levels due to CME influence. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 150 SSN 097 Afr/Ap 059/059 X-ray Background B7.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.2e+09 GT 10 MeV 1.1e+07 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.90e+07 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W0 degrees) 3 Hour K-indices: Boulder 5 6 7 6 5 5 6 3 Planetary ? ? ? ? ? ? ? ? F. Comments: None