:Product: 0829SGAS.txt :Issued: 2021 Aug 29 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 241 Issued at 0245Z on 29 Aug 2021 This report is compiled from data received at SWO on 28 Aug A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0501 0505 0509 2860 S31E07 C7.0 Sn 360 II 0539 0611 0623 2860 S28W01 M4.7 1n 340 60 II/IV 0652 0652 0652 370 19 1416 1417 1428 2860 S31E00 Sn 610 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field reached minor storm levels D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 090 SSN 077 Afr/Ap 017/017 X-ray Background B3.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.6e+05 GT 10 MeV 4.6e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.80e+08 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 5 3 4 3 2 3 2 1 Planetary 5 3 4 3 1 3 1 1 F. Comments: None