:Product: 0418SGAS.txt :Issued: 2013 Apr 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 108 Issued at 0245Z on 18 Apr 2013 This report is compiled from data received at SWO on 17 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0922 0922 0922 130 0946 0948 0949 160 1347 1347 1347 120 1511 1511 1511 120 1727 1728 1729 1200 2337 2337 2337 150 B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field has been at quiet levels for the past 24 hours. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 108 SSN 089 Afr/Ap 002/003 X-ray Background B2.8 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.5e+05 GT 10 MeV 1.6e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 3.20e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 0 0 1 1 1 2 1 1 Planetary 1 1 1 0 1 1 1 1 F. Comments: None