:Product: 0406SGAS.txt :Issued: 2025 Apr 06 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 096 Issued at 0245Z on 06 Apr 2025 This report is compiled from data received at SWO on 05 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0031 0031 0031 160 0105 0112 0114 4048 C4.8 820 0137 0137 0138 150 0143 0143 0143 570 0708 0713 0716 4048 C2.9 1000 0945 0945 0945 190 1050 1050 1050 120 1120 1120 1120 380 1154 1155 1155 4400 1420 1421 1422 4048 S12W12 Sf 120 1509 1509 1509 100 1724 1724 1725 220 1954 2005 2012 4048 M1.0 2030 2030 2031 240 2346 2349 2352 C2.6 460 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field reached major storm levels due to coronal hole influence. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 184 SSN 160 Afr/Ap 020/040 X-ray Background C1.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.4e+06 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 4.70e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 5 4 4 3 3 3 3 Planetary 4 5 4 4 3 3 3 3 F. Comments: Planetary Kp is NOAA based