:Product: 0316SGAS.txt :Issued: 2025 Mar 16 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 075 Issued at 0245Z on 16 Mar 2025 This report is compiled from data received at SWO on 15 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0401 0401 0401 110 0955 0955 0956 100 B. Proton Events: None C. Geomagnetic Activity Summary: Field activity was at quiet to active levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 178 SSN 185 Afr/Ap 014/017 X-ray Background C1.1 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.9e+05 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.40e+08 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 3 4 4 3 2 1 Planetary 3 3 3 4 4 4 3 2 F. Comments: None