[Fri Jun 29 19:17:51 2012] Detection parameters: Position = (331.4, 313.2) = 0 42 38.43 41 16 4.2 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 32744.5 +/- 214.8 Background counts = 164.0 Rate = 2 +/- 0.01 [Fri Jun 29 19:17:54 2012] Off-axis axis estimate = 2.62' [Fri Jun 29 19:22:32 2012] Using EEF radius (= 7.74 ")to estimate initial spatial extent for simple fitting [Fri Jun 29 19:22:32 2012] Initial guess for spatial extent in simple fitting = 7.74" [Fri Jun 29 19:22:32 2012] source mask rpix=1.8, npix_max = 20, mask sum = 20, frac = 0.963 [Fri Jun 29 19:22:32 2012] Giving source the simple spatial ID 1 for pass 0, mean size = 7.74"