[Fri Sep 23 03:55:19 2011] Detection parameters:
  Position = (372.8, 914.4) = 17 46 13.38 -28 55 34.9
  Extent = 1.0" x 0.5", rotation angle = 124 degrees
  Source counts = 11.7 +/- 4.0
  Background counts = 4.3
  Rate = 0.0002 +/- 8e-05

[Fri Sep 23 03:55:22 2011] Off-axis axis estimate = 3.58'
[Fri Sep 23 03:58:05 2011] Using EEF radius (= 0.71 ")to estimate initial spatial extent for simple fitting
[Fri Sep 23 03:58:05 2011] Initial guess for spatial extent in simple fitting = 0.71"
[Fri Sep 23 03:58:05 2011] source mask rpix=1.4, npix_max = 15, mask sum = 16, frac = 1.054
[Fri Sep 23 03:58:05 2011] Giving source the simple spatial ID 21 for pass 0, mean size = 0.71"
[Fri Sep 23 03:58:09 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass0_src21.ximg exists
[Fri Sep 23 03:58:09 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass0_src21_1.ximg exists
[Fri Sep 23 03:58:09 2011] Fit fullrun_ccd0_acisf00945_pi14-548_cl_pass0_src21 appears to have run properly
[Fri Sep 23 03:58:11 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass0_tfrozen_src21.ximg exists
[Fri Sep 23 03:58:11 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass0_tfrozen_src21_1.ximg exists
[Fri Sep 23 03:58:11 2011] Fit fullrun_ccd0_acisf00945_pi14-548_cl_pass0_tfrozen_src21 appears to have run properly
[Fri Sep 23 03:58:34 2011] Spatial fit model total counts = 18.409100, observed total counts = 20.000000
[Fri Sep 23 03:58:34 2011] Offset between fit and detection position for source 22 = 0.978078 pixels
[Fri Sep 23 03:58:34 2011] 17.691330 total counts/ 1.753430 bgd. counts: snr = 12.036130
Spatial fit parameters:
  Offset between fit and detection position for source 22 = 0.978078 pixels
  Position = (373.7, 914.4) = 17 46 13.36 -28 55 35.1
  Extent = 0.9 (0.6-1.4)", rotation angle = 0
  Source counts = 15.9 +/- 4.2
  Background counts = 1.8
  Rate = 0.0003 +/- 9e-05
[Fri Sep 23 03:58:34 2011] Vigneting correction estimate = 1.000000
[Fri Sep 23 03:58:34 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Fri Sep 23 03:58:34 2011] Assessing source extent using major axis lower bound
[Fri Sep 23 03:58:34 2011] Source does appear to be extended
[Fri Sep 23 03:58:34 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Fri Sep 23 03:59:36 2011] Using previous fit value to estimate initial spatial extent for simple fitting
[Fri Sep 23 03:59:36 2011] Initial guess for spatial extent in simple fitting = 0.87"
[Fri Sep 23 03:59:36 2011] source mask rpix=1.8, npix_max = 20, mask sum = 25, frac = 1.221
[Fri Sep 23 03:59:36 2011] Giving source the simple spatial ID 16 for pass 1, mean size = 0.87"
[Fri Sep 23 03:59:50 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass1_src16.ximg exists
[Fri Sep 23 03:59:50 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass1_src16_1.ximg exists
[Fri Sep 23 03:59:50 2011] Fit fullrun_ccd0_acisf00945_pi14-548_cl_pass1_src16 appears to have run properly
[Fri Sep 23 03:59:51 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass1_tfrozen_src16.ximg exists
[Fri Sep 23 03:59:51 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd0_acisf00945_pi14-548_cl_pass1_tfrozen_src16.csv
[Fri Sep 23 03:59:51 2011] fullrun_ccd0_acisf00945_pi14-548_cl_pass1_tfrozen_src16_1.ximg exists
[Fri Sep 23 03:59:51 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd0_acisf00945_pi14-548_cl_pass1_tfrozen_src16.csv
[Fri Sep 23 03:59:51 2011] It looks like the fit did not converge
You should probably delete fullrun_ccd0_acisf00945_pi14-548_cl_pass1_tfrozen_src16_1.ximg
Either tweak this fit manually starting from fullrun_ccd0_acisf00945_pi14-548_cl_pass1_tfrozen_src16.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
[Fri Sep 23 04:00:28 2011] Spatial fit model total counts = 21.505500, observed total counts = 21.000000
[Fri Sep 23 04:00:28 2011] Offset between fit and detection position for source 22 = 1.415158 pixels
[Fri Sep 23 04:00:28 2011] 20.663930 total counts/ 9.040530 bgd. counts: snr = 3.865772
Spatial fit parameters:
  Offset between fit and detection position for source 22 = 1.415158 pixels
  Position = (373.1, 915.6) = 17 46 13.38 -28 55 34.5
  Extent = 1.1 (0.6-1.7)", rotation angle = 48 (37-58) degrees
  Source counts = 11.6 +/- 4.5
  Background counts = 9.0
  Rate = 0.0002 +/- 9e-05
[Fri Sep 23 04:00:28 2011] Vigneting correction estimate = 1.000000
[Fri Sep 23 04:00:28 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Fri Sep 23 04:00:28 2011] Assessing source extent using major axis lower bound
[Fri Sep 23 04:00:28 2011] Source does appear to be extended
[Fri Sep 23 04:00:28 2011] Computing asymmetry using errors on major and minor axis (from spatial fitting), asym = 2.08
[Fri Sep 23 04:00:28 2011] Source is asymmetric
[Fri Sep 23 04:00:28 2011] Deleting source due to low Poisson probability 0.9