:Product: 0409SGAS.txt :Issued: 2023 Apr 09 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 099 Issued at 0245Z on 09 Apr 2023 This report is compiled from data received at SWO on 08 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0138 0146 0150 3272 S21E57 M2.9 1n 1308 1308 1308 270 1320 1325 1329 3272 S23E53 C1.2 Sf 590 1406 1414 1418 3272 S23E53 C1.4 Sf 4700 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 136 SSN 049 Afr/Ap 005/004 X-ray Background B7.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.6e+04 GT 10 MeV 2.2e+04 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 7.70e+07 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 0 2 2 1 1 2 1 1 Planetary 1 2 1 1 1 1 0 1 F. Comments: None.