:Product: 0425SGAS.txt :Issued: 2026 Apr 25 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 115 Issued at 0245Z on 25 Apr 2026 This report is compiled from data received at SWO on 24 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0051 0107 0113 4419 X2.4 1700 570 0214 0214 0214 140 0214 0214 0217 130 0250 0250 0250 100 0254 0254 0255 110 0522 0530 0543 4419 C3.1 130 0801 0813 0818 4419 N19W73 X2.5 2b 16000 570 II 0840 0948 IV 0857 0907 0919 4223 M1.9 1234 1301 1314 4423 S04E37 M1.7 Sf 1754 1815 1830 4419 N18W80 M6.4 1f 150 2031 2031 2031 780 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 146 SSN 123 Afr/Ap 008/009 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.1e+05 GT 10 MeV 2.1e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.50e+08 e/(cm2-ster-day) (GOES-19 satellite synchronous orbit W72 degrees) 3 Hour K-indices: Boulder 2 1 2 1 2 2 2 2 Planetary 3 1 2 1 2 1 3 3 F. Comments: None.