:Product: 0524SGAS.txt :Issued: 2024 May 24 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 145 Issued at 0245Z on 24 May 2024 This report is compiled from data received at SWO on 23 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0205 0216 0226 3679 M4.2 0403 0429 0454 3685 S09W18 M1.7 Sf 1003 1008 1014 M1.0 1248 1320 1344 3679 S09W65 M2.5 Sf 210 1553 1558 1603 3689 M1.0 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unstettled, with an isolated active period. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 176 SSN 130 Afr/Ap 010/011 X-ray Background C2.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.1e+06 GT 10 MeV 1.9e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.20e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 2 2 2 2 3 3 4 Planetary 1 2 2 2 2 3 3 4 F. Comments: None