:Product: 0424SGAS.txt :Issued: 2011 Apr 24 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 114 Issued at 0245Z on 24 Apr 2011 This report is compiled from data received at SWO on 23 Apr A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0339 0353 0400 1195 C1.9 0414 0419 0421 1195 S17E25 C1.1 Sf B. Proton Events: None C. Geomagnetic Activity Summary: The geomagnetic field was mostly quiet, with an isolated period with unsettled to active levels between 23/0900-1200Z. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 119 SSN 080 Afr/Ap 004/006 X-ray Background B3.7 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 1.0e+05 GT 10 MeV 1.3e+04 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W76 degrees) Daily Electron Fluence GT 2 MeV 4.80e+06 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W76 degrees) 3 Hour K-indices: Boulder 2 1 1 4 1 2 1 1 Planetary 2 1 0 3 1 2 1 1 F. Comments: None