:Product: 0409SGAS.txt :Issued: 2025 Apr 09 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 099 Issued at 0245Z on 09 Apr 2025 This report is compiled from data received at SWO on 08 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0045 0045 0045 110 0541 0603 0624 4057 N11E54 C3.0 Sf II 2208 2222 2236 4048 S15W52 M1.5 1b B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field reached G1 (Minor) geomagnetic storming levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 159 SSN 130 Afr/Ap 020/024 X-ray Background ??? Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.2e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.90e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 4 3 2 5 3 4 3 Planetary 3 4 4 2 5 4 4 4 F. Comments: None