:Product: 0516SGAS.txt :Issued: 2012 May 16 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 137 Issued at 0245Z on 16 May 2012 This report is compiled from data received at SWO on 15 May A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0937 0945 1004 1476 C1.7 200 1410 1417 1458 1482 N14E29 Sf 400 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was at quiet levels. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 129 SSN 125 Afr/Ap 005/005 X-ray Background B4.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 2.1e+05 GT 10 MeV 1.2e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 1.50e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 2 1 2 2 0 2 Planetary 2 2 2 0 1 1 1 2 F. Comments: None