:Product: 0425SGAS.txt :Issued: 2021 Apr 25 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 115 Issued at 0245Z on 25 Apr 2021 This report is compiled from data received at SWO on 24 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 1724 1725 1725 130 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 079 SSN 062 Afr/Ap 010/012 X-ray Background B1.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 6.8e+04 GT 10 MeV 4.3e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.80e+08 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 3 3 1 2 2 2 Planetary 3 3 3 3 2 3 2 3 F. Comments: None.