:Product: 1222SGAS.txt :Issued: 2018 Dec 22 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 356 Issued at 0245Z on 22 Dec 2018 This report is compiled from data received at SWO on 21 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None C. Geomagnetic Activity Summary: Quiet D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 071 SSN 000 Afr/Ap 004/003 X-ray Background A1.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.7e+05 GT 10 MeV 1.7e+04 p/(cm2-ster-day) (GOES-15 satellite synchronous orbit W129 degrees) Daily Electron Fluence GT 2 MeV 1.30e+07 e/(cm2-ster-day) (GOES-15 satellite synchronous orbit W129 degrees) 3 Hour K-indices: Boulder 1 1 1 2 1 2 2 1 Planetary 1 0 1 1 1 0 1 1 F. Comments: None