:Product: 0718SGAS.txt :Issued: 2021 Jul 18 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 199 Issued at 0245Z on 18 Jul 2021 This report is compiled from data received at SWO on 17 Jul A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0510 0541 II 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 077 SSN 053 Afr/Ap 004/004 X-ray Background A5.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 7.9e+04 GT 10 MeV 4.9e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 8.10e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 1 1 1 1 2 1 1 Planetary 2 1 1 0 1 2 1 1 F. Comments: None.