:Product: 0312SGAS.txt :Issued: 2012 Mar 12 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 072 Issued at 0245Z on 12 Mar 2012 This report is compiled from data received at SWO on 11 Mar A. Energetic Events Begin Max End Rgn Loc Xray Op 245MHz 10cm Sweep 0638 0644 0646 C1.2 130 1455 1455 1457 550 B. Proton Events: The greater than 10 MeV proton event at geosynchronous orbit that began at 07/0510Z, reached a maximum of 6530 pfu at 08/1115Z, and was in progress as the period ended. C. Geomagnetic Activity Summary: Field activity was at quiet to unsettled levels with active periods at high latitudes. D. Stratwarm: Not Available E. Daily Indices: (real-time preliminary/estimated values) 10 cm 131 SSN 103 Afr/Ap 010/009 X-ray Background B5.6 Daily Proton Fluence (flux accumulation over 24 hrs) GT 1 MeV 4.1e+07 GT 10 MeV 6.8e+06 p/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) Daily Electron Fluence GT 2 MeV 5.90e+08 e/(cm2-ster-day) (GOES-13 satellite synchronous orbit W75 degrees) 3 Hour K-indices: Boulder 2 2 1 3 2 3 2 2 Planetary 2 2 1 2 2 3 3 3 F. Comments: None