[Mon Mar 26 21:43:30 2012] Detection parameters: Position = (291.5, 339.5) = 17 20 13.46 26 38 46.9 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 157.9 +/- 18.0 Background counts = 35.9 Rate = 0.009 +/- 0.001 [Mon Mar 26 21:43:31 2012] Off-axis axis estimate = 3.02' [Tue Mar 27 03:56:55 2012] Using EEF radius (= 7.94 ")to estimate initial spatial extent for simple fitting [Tue Mar 27 03:56:55 2012] Initial guess for spatial extent in simple fitting = 7.94" [Tue Mar 27 03:56:55 2012] source mask rpix=1.8, npix_max = 21, mask sum = 21, frac = 0.971 [Tue Mar 27 03:56:55 2012] Giving source the simple spatial ID 3 for pass 0, mean size = 7.94" [Tue Mar 27 05:21:05 2012] fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_src3.ximg exists [Tue Mar 27 05:21:05 2012] Warning: model total counts is not > 0 in csv/fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_src3.csv [Tue Mar 27 05:21:05 2012] fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_src3_1.ximg exists [Tue Mar 27 05:21:05 2012] Warning: model total counts is not > 0 in csv/fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_src3.csv [Tue Mar 27 05:21:05 2012] It looks like the fit did not converge You should probably delete fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_src3_1.ximg Either tweak this fit manually starting from fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_src3.ximg or adjust the simplespatial fit parameters in $XASSIST/data/missions/*/*/spatial.dat and re-run simplespatial fitting after setting file recreation parameter to yes [Tue Mar 27 05:21:05 2012] fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_tfrozen_src3.ximg exists [Tue Mar 27 05:21:05 2012] fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_tfrozen_src3_1.ximg exists [Tue Mar 27 05:21:05 2012] Fit fullrun_mos1_xmm0500670401_pi300-10000_cl_pass0_tfrozen_src3 appears to have run properly [Tue Mar 27 07:58:03 2012] Warning, spatial fit 3 centroid is now closest to src. 6 [Tue Mar 27 07:58:03 2012] Source 10 is offset by 1.201441 and 8.143279 pixels which is larger than 2 X fitted extent = 4.330938 x 4.330938, not incorporating fit results [Tue Mar 27 07:58:03 2012] Spatial fit model total counts = 528.643000, observed total counts = 529.000000 [Tue Mar 27 07:58:03 2012] Offset between fit and detection position for source 10 = 1.082587 pixels [Tue Mar 27 07:58:03 2012] Warning, changing simple spatial fit ID from 3 to 24 [Tue Mar 27 07:58:03 2012] 514.340600 total counts/ 480.611000 bgd. counts: snr = 1.538560 Spatial fit parameters: Offset between fit and detection position for source 10 = 1.082587 pixels Position = (290.4, 339.5) = 17 20 13.81 26 38 48.5 Extent = 6.5 (2.1-16.4)", rotation angle = 0 Source counts = 33.7 +/- 22.7 Background counts = 480.6 Rate = 0.002 +/- 0.001 Deleting source due to low Poisson probability