:Product: 0516SGAS.txt :Issued: 2024 May 16 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 137 Issued at 0245Z on 16 May 2024 This report is compiled from data received at SWO on 15 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0010 0010 0010 230 0417 0425 0433 3679 S10E44 C5.5 Sf 110 0711 0720 0722 3670 C5.8 14000 450 IV 1039 1044 1048 250 1044 1044 1057 110 1356 1406 1410 M2.9 1410 1417 1420 M3.2 1420 1438 1451 X2.9 110 II/IV 2037 2038 2040 3676 S19W29 Sf 8600 B. Proton Events: None C. Geomagnetic Activity Summary: Field conditions were at quiet to unsettled levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 216 SSN 173 Afr/Ap 010/010 X-ray Background C3.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.8e+07 GT 10 MeV 2.2e+06 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 6.30e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 2 3 2 3 3 3 2 Planetary 1 2 3 2 2 2 3 3 F. Comments: None