:Product: 1028SGAS.txt :Issued: 2021 Oct 28 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 301 Issued at 0245Z on 28 Oct 2021 This report is compiled from data received at SWO on 27 Oct A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1404 1430 1502 2887 S28E10 1f 710 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was quiet D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 111 SSN 091 Afr/Ap 002/002 X-ray Background B5.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.0e+04 GT 10 MeV 4.4e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.60e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 1 0 1 0 1 3 1 0 Planetary 1 0 0 0 0 0 0 1 F. Comments: None