:Product: 0415SGAS.txt :Issued: 2023 Apr 15 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 105 Issued at 0245Z on 15 Apr 2023 This report is compiled from data received at SWO on 14 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0849 0849 0849 120 1012 1012 1013 250 1155 1155 1155 110 1237 1237 1237 120 1610 1618 1625 3282 M1.1 1727 1727 1727 100 1811 1811 1811 110 1836 1836 1836 100 2039 2045 2051 3282 C6.2 110 2318 2327 2331 3282 N11E54 M1.5 1n B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field was quiet to unsettled. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 171 SSN 153 Afr/Ap 010/007 X-ray Background C1.5 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 3.5e+04 GT 10 MeV 2.3e+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 1 2 2 3 3 1 1 Planetary 1 0 1 2 3 2 1 2 F. Comments: None.