[Wed Aug 15 11:08:59 2012] Detection parameters: Position = (357.4, 253.1) = 9 52 53.90 7 50 40.8 Extent = 10.9" x 10.9", rotation angle = 0 degrees Source counts = 42.9 +/- 8.4 Background counts = 10.5 Rate = 0.003 +/- 0.0005 [Wed Aug 15 11:08:59 2012] Off-axis axis estimate = 5.39' [Wed Aug 15 11:35:45 2012] Using EEF radius (= 9.12 ")to estimate initial spatial extent for simple fitting [Wed Aug 15 11:35:45 2012] Initial guess for spatial extent in simple fitting = 9.12" [Wed Aug 15 11:35:45 2012] source mask rpix=2.1, npix_max = 26, mask sum = 21, frac = 0.778 [Wed Aug 15 11:35:45 2012] Giving source the simple spatial ID 8 for pass 0, mean size = 9.12" [Wed Aug 15 12:12:24 2012] fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_src8.ximg exists [Wed Aug 15 12:12:24 2012] Warning: model total counts is not > 0 in csv/fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_src8.csv [Wed Aug 15 12:12:24 2012] fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_src8_1.ximg exists [Wed Aug 15 12:12:24 2012] Warning: model total counts is not > 0 in csv/fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_src8.csv [Wed Aug 15 12:12:24 2012] It looks like the fit did not converge You should probably delete fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_src8_1.ximg Either tweak this fit manually starting from fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_src8.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 Aug 15 12:12:24 2012] fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_tfrozen_src8.ximg exists [Wed Aug 15 12:12:24 2012] fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_tfrozen_src8_1.ximg exists [Wed Aug 15 12:12:24 2012] Fit fullrun_mos1_xmm0103260801_pi300-10000_cl_pass0_tfrozen_src8 appears to have run properly [Wed Aug 15 13:51:12 2012] Source 9 is offset by -2.925882 and 7.582413 pixels which is larger than 2 X fitted extent = 1.089559 x 1.089559, not incorporating fit results [Wed Aug 15 13:51:12 2012] Spatial fit model total counts = 91.774800, observed total counts = 91.000000 [Wed Aug 15 13:51:12 2012] Offset between fit and detection position for source 9 = 2.217080 pixels Spatial fit parameters: Offset between fit and detection position for source 9 = 2.217080 pixels Position = (357.8, 251.0) = 9 52 53.77 7 50 27.4 Extent = 11.0 (9.9-11.6)", rotation angle = 0 Source counts = 272.6 +/- 16.5 Background counts = 0.0 Rate = 0.01 +/- 0.0006 Deleting source due to low signal-to-noise ratio