:Product: 0519SGAS.txt :Issued: 2024 May 19 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 140 Issued at 0245Z on 19 May 2024 This report is compiled from data received at SWO on 18 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0104 0104 0104 140 0532 0538 0544 3679 S09E03 C7.2 1n 860 1050 1050 1050 130 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet to active. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 194 SSN 166 Afr/Ap 014/015 X-ray Background C1.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.5e+07 GT 10 MeV 6.6e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 2.90e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 3 4 3 2 1 1 Planetary 3 4 3 4 4 3 2 2 F. Comments: None