:Product: 0924SGAS.txt :Issued: 2023 Sep 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 267 Issued at 0245Z on 24 Sep 2023 This report is compiled from data received at SWO on 23 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0256 0303 0309 3443 C2.7 1000 0700 0716 0726 3445 S13E32 C3.8 Sf 1700 0803 0803 0803 130 1026 1026 1026 130 1052 1052 1052 240 1100 1104 1108 3443 N27W42 C2.7 Sf 380 1443 1443 1443 120 2014 2043 2100 3436 M1.5 2140 2140 2140 120 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was quiet and unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 173 SSN 198 Afr/Ap 009/013 X-ray Background C1.2 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.1e+05 GT 10 MeV 1.9e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 7.60e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 2 3 4 3 2 2 2 Planetary 3 2 2 3 3 3 3 2 F. Comments: None.