:Product: 0321SGAS.txt :Issued: 2024 Mar 21 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 081 Issued at 0245Z on 21 Mar 2024 This report is compiled from data received at SWO on 20 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0723 0736 0747 3615 S10E51 M7.4 3b 100 2246 2255 2300 3615 M1.9 100 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 176 SSN 120 Afr/Ap 003/005 X-ray Background C1.4 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.3e+05 GT 10 MeV 2.1e+04 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 1.20e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 0 2 1 2 3 1 2 Planetary 2 0 1 0 1 2 2 3 F. Comments: None.