[Thu Sep 6 22:51:51 2012] Detection parameters: Position = (340.1, 401.0) = 15 11 20.33 7 20 51.7 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 62.7 +/- 12.0 Background counts = 30.9 Rate = 0.002 +/- 0.0003 [Thu Sep 6 22:51:51 2012] Off-axis axis estimate = 8.02' [Thu Sep 6 23:36:51 2012] Using EEF radius (= 10.44 ")to estimate initial spatial extent for simple fitting [Thu Sep 6 23:36:51 2012] Initial guess for spatial extent in simple fitting = 10.44" [Thu Sep 6 23:36:51 2012] source mask rpix=2.4, npix_max = 33, mask sum = 36, frac = 1.070 [Thu Sep 6 23:36:51 2012] Giving source the simple spatial ID 17 for pass 0, mean size = 10.44" [Thu Sep 6 23:55:55 2012] fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_src17.ximg exists [Thu Sep 6 23:55:55 2012] Warning: model total counts is not > 0 in csv/fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_src17.csv [Thu Sep 6 23:55:55 2012] fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_src17_1.ximg exists [Thu Sep 6 23:55:55 2012] Warning: model total counts is not > 0 in csv/fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_src17.csv [Thu Sep 6 23:55:55 2012] It looks like the fit did not converge You should probably delete fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_src17_1.ximg Either tweak this fit manually starting from fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_src17.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 [Thu Sep 6 23:55:56 2012] fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_tfrozen_src17.ximg exists [Thu Sep 6 23:55:56 2012] fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_tfrozen_src17_1.ximg exists [Thu Sep 6 23:55:56 2012] Fit fullrun_mos1_xmm0673880101_pi300-10000_cl_pass0_tfrozen_src17 appears to have run properly [Fri Sep 7 00:24:01 2012] Spatial fit model total counts = 327.630000, observed total counts = 306.000000 [Fri Sep 7 00:24:01 2012] Offset between fit and detection position for source 8 = 0.226598 pixels [Fri Sep 7 00:24:01 2012] 328.887900 total counts/ 302.328000 bgd. counts: snr = 1.527521 Spatial fit parameters: Offset between fit and detection position for source 8 = 0.226598 pixels Position = (339.9, 400.9) = 15 11 20.39 7 20 51.3 Extent = 2.7 (2.6-3.9)", rotation angle = 0 Source counts = 26.6 +/- 18.1 Background counts = 302.3 Rate = 0.0005 +/- 0.0004 Deleting source due to low Poisson probability