:Product: 0318SGAS.txt :Issued: 2012 Mar 18 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 078 Issued at 0245Z on 18 Mar 2012 This report is compiled from data received at SWO on 17 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 2032 2039 2042 1434 S20W25 M1.3 Sf 610 54 II B. Proton Events: None C. Geomagnetic Activity Summary: Field activity ranged from quiet to major storm levels due to effects from a high speed solar wind stream. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 102 SSN 089 Afr/Ap 015/022 X-ray Background B2.0 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.2e+06 GT 10 MeV 2.5e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 2.40e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 4 3 4 3 3 3 3 3 Planetary 4 4 4 3 2 3 4 4 F. Comments: None