:Product: 0408SGAS.txt :Issued: 2025 Apr 08 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 098 Issued at 0245Z on 08 Apr 2025 This report is compiled from data received at SWO on 07 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0103 0103 0103 300 0141 0141 0141 110 0144 0144 0144 120 0352 0352 0353 860 0623 0623 0623 310 0626 0627 0627 250 1011 1011 1011 170 1100 1101 1102 630 1105 1105 1107 140 1113 1114 1114 250 1207 1208 1208 120 1231 1231 1231 100 1235 1235 1235 110 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unsettled with an isolated actvie period. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 162 SSN 167 Afr/Ap 010/013 X-ray Background C1.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.0e+06 GT 10 MeV 2.3e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 5.50e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 2 2 3 4 3 2 Planetary 3 3 2 2 2 2 4 3 F. Comments: The 2 MeV 24 hour fluence reached high levels.