:Product: 1216SGAS.txt :Issued: 2021 Dec 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 350 Issued at 0245Z on 16 Dec 2021 This report is compiled from data received at SWO on 15 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic fields was quiet to unsettled D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 103 SSN 079 Afr/Ap 008/006 X-ray Background B5.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.9e+06 GT 10 MeV 4.4e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.00e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 2 2 3 2 3 2 1 Planetary 1 1 2 3 2 2 1 1 F. Comments: None