:Product: 0317SGAS.txt :Issued: 2024 Mar 17 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 077 Issued at 0245Z on 17 Mar 2024 This report is compiled from data received at SWO on 16 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0109 0109 0109 120 1622 1635 1644 M3.5 2127 2155 2211 M1.1 B. Proton Events: The greater than 10 MeV proton flux event that began at 15/2050 UTC and reached a peak flux of 16 pfu at 16/0635 UTC, ended at 16/1505 UTC. C. Geomagnetic Activity Summary: The geomagnetic field was quiet. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 144 SSN 067 Afr/Ap 003/003 X-ray Background C1.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.9e+06 GT 10 MeV 8.8e+05 p/(cm2-ster-day) (GOES-18 satellite synchronous orbit W137 degrees) Daily Electron Fluence GT 2 MeV 5.20e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 0 0 0 2 2 1 1 Planetary 0 0 0 1 1 1 2 1 F. Comments: None.