[Wed May 23 19:56:08 2012] Detection parameters: Position = (279.9, 284.0) = 4 33 37.88 -13 15 40.1 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 23167.3 +/- 193.9 Background counts = 1044.3 Rate = 0.4 +/- 0.003 [Wed May 23 19:56:11 2012] Off-axis axis estimate = 1.70' [Thu May 24 13:23:25 2012] Using EEF radius (= 7.28 ")to estimate initial spatial extent for simple fitting [Thu May 24 13:23:25 2012] Initial guess for spatial extent in simple fitting = 7.28" [Thu May 24 13:23:25 2012] source mask rpix=1.7, npix_max = 18, mask sum = 16, frac = 0.847 [Thu May 24 13:23:25 2012] Giving source the simple spatial ID 1 for pass 0, mean size = 7.28"