[Fri Jun 29 19:17:51 2012] Detection parameters: Position = (305.7, 303.9) = 0 42 48.35 41 15 23.3 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 8915.3 +/- 114.8 Background counts = 160.5 Rate = 0.4 +/- 0.005 [Fri Jun 29 19:17:54 2012] Off-axis axis estimate = 0.66' [Fri Jun 29 19:22:32 2012] Using EEF radius (= 6.76 ")to estimate initial spatial extent for simple fitting [Fri Jun 29 19:22:32 2012] Initial guess for spatial extent in simple fitting = 6.76" [Fri Jun 29 19:22:32 2012] source mask rpix=1.6, npix_max = 16, mask sum = 16, frac = 0.949 [Fri Jun 29 19:22:32 2012] Giving source the simple spatial ID 4 for pass 0, mean size = 6.76"