:Product: 0415SGAS.txt :Issued: 2010 Apr 15 0246 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 105 Issued at 0245Z on 15 Apr 2010 This report is compiled from data received at SWO on 14 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep None B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field has been at mostly quiet levels with an isolated period at minor storm levels from 2100-2400z, due to the arrival of a coronal hole high-speed stream. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 075 SSN 012 Afr/Ap 008/009 X-ray Background A1.9 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 5.0e+05 GT 10 MeV 1.8e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W81 degrees) Daily Electron Fluence GT 2 MeV 3.00e+07 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W81 degrees) 3 Hour K-indices: Boulder 1 1 0 1 1 1 2 4 Planetary 1 1 0 0 1 1 2 5 F. Comments: None.