:Product: 1217SGAS.txt :Issued: 2015 Dec 17 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 351 Issued at 0245Z on 17 Dec 2015 This report is compiled from data received at SWO on 16 Dec A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0005 0005 0005 140 0547 0547 0547 200 0743 0743 0743 280 0825 0825 0825 120 0828 0828 0828 200 0834 0903 0923 2468 S13W04 C6.6 1f 150 2303 2303 2303 200 B. Proton Events: None. C. Geomagnetic Activity Summary: The geomagnetic field reached active levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 126 SSN 049 Afr/Ap 005/005 X-ray Background B3.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.8e+05 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.90e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 1 0 1 2 1 1 Planetary 3 2 0 0 0 0 1 1 F. Comments: None.