:Product: 0511SGAS.txt :Issued: 2023 May 11 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 131 Issued at 0245Z on 11 May 2023 This report is compiled from data received at SWO on 10 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0131 0142 0147 C3.8 2900 0310 0310 0311 520 0402 0412 0415 3296 C4.0 240 0722 0722 0722 170 0807 0807 0809 1100 1411 1421 1433 3293 N13W51 M2.2 Sf 1454 1500 1507 3296 C5.7 390 1513 1516 1520 3297 N12W28 Sf 130 2115 2118 2120 280 29 B. Proton Events: A greater than 10 MeV at 10 pfu event is in progress. C. Geomagnetic Activity Summary: The geomagnetic field was reached minor storm levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 170 SSN 154 Afr/Ap 019/022 X-ray Background C1.3 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.4e+08 GT 10 MeV 3.0e+06 p/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 6.70e+06 e/(cm2-ster-day) (GOES-16 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 5 3 3 4 3 2 2 Planetary 4 5 2 3 4 3 3 3 F. Comments: None