[Wed Jun 12 12:53:16 2013] Detection parameters: Position = (456.3, 218.5) = 18 13 21.03 -32 54 36.7 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 81.9 +/- 16.1 Background counts = 72.5 Rate = 0.0007 +/- 0.0001 [Wed Jun 12 12:53:16 2013] Off-axis axis estimate = 12.83' [Wed Jun 12 12:54:02 2013] Using EEF radius (= 12.84 ")to estimate initial spatial extent for simple fitting [Wed Jun 12 12:54:02 2013] Initial guess for spatial extent in simple fitting = 12.84" [Wed Jun 12 12:54:02 2013] source mask rpix=3.0, npix_max = 47, mask sum = 49, frac = 1.028 [Wed Jun 12 12:54:02 2013] Giving source the simple spatial ID 29 for pass 0, mean size = 12.84" [Wed Jun 12 12:54:02 2013] fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_src29.ximg exists [Wed Jun 12 12:54:02 2013] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_src29.csv [Wed Jun 12 12:54:02 2013] fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_src29_1.ximg exists [Wed Jun 12 12:54:02 2013] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_src29.csv [Wed Jun 12 12:54:02 2013] It looks like the fit did not converge You should probably delete fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_src29_1.ximg Either tweak this fit manually starting from fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_src29.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 [Wed Jun 12 12:54:03 2013] fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_tfrozen_src29.ximg exists [Wed Jun 12 12:54:03 2013] fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_tfrozen_src29_1.ximg exists [Wed Jun 12 12:54:03 2013] Fit fullrun_mos1_xmm0604860301_pi300-10000_cl_pass0_tfrozen_src29 appears to have run properly [Wed Jun 12 12:54:31 2013] Spatial fit model total counts = 869.731000, observed total counts = 858.000000 [Wed Jun 12 12:54:31 2013] Offset between fit and detection position for source 29 = 0.248798 pixels [Wed Jun 12 12:54:31 2013] 871.035300 total counts/ 824.377000 bgd. counts: snr = 1.625047 Spatial fit parameters: Offset between fit and detection position for source 29 = 0.248798 pixels Position = (456.0, 218.6) = 18 13 21.11 -32 54 37.0 Extent = 4.1 (3.2-6.4)", rotation angle = 0 Source counts = 46.7 +/- 29.5 Background counts = 824.4 Rate = 0.0004 +/- 0.0002 Deleting source due to low Poisson probability