:Product: 0912SGAS.txt :Issued: 2014 Sep 12 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 255 Issued at 0245Z on 12 Sep 2014 This report is compiled from data received at SWO on 11 Sep A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0000 1000 IV 0233 0233 0233 290 0820 1653 IV 1054 2248 IV 1520 1526 1531 M2.1 210 2101 2126 2130 M1.4 2232 2233 2233 100 B. Proton Events: The greater than 10 MeV proton flux was above alert threshold reaching a maximum value of 28 pfu at 11/0515Z. The greater than 100 MeV proton flux reached alert threshold at 11/0425Z, achieved a maximum value of 1.3 pfu at 11/0425Z and the event ended at 11/0535Z. C. Geomagnetic Activity Summary: The geomagnetic field was at quiet to active levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 151 SSN 164 Afr/Ap 016/013 X-ray Background B8.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.4e+07 GT 10 MeV 1.6e+06 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.50e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 3 3 4 4 4 3 1 3 Planetary 2 4 3 3 2 1 2 4 F. Comments: None