[Wed Jul 31 05:52:40 2013] Detection parameters: Position = (91.1, 676.8) = 0 42 44.81 41 11 37.9 Extent = 0.5" x 0.5", rotation angle = 141 degrees Source counts = 66.5 +/- 8.2 Background counts = 1.5 Rate = 0.02 +/- 0.002 [Wed Jul 31 05:52:41 2013] Off-axis axis estimate = 4.11' [Wed Jul 31 05:53:36 2013] Using EEF radius (= 0.86 ")to estimate initial spatial extent for simple fitting [Wed Jul 31 05:53:36 2013] Initial guess for spatial extent in simple fitting = 0.86" [Wed Jul 31 05:53:36 2013] source mask rpix=1.8, npix_max = 20, mask sum = 9, frac = 0.441 [Wed Jul 31 05:53:36 2013] Skipping simple spatial due to low active detector fraction