[Sat Sep 24 19:30:32 2011] Detection parameters:
  Position = (252.3, 419.3) = 11 24 47.09 -59 11 37.4
  Extent = 1.1" x 0.6", rotation angle = 87 degrees
  Source counts = 21.1 +/- 5.7
  Background counts = 10.9
  Rate = 0.0005 +/- 0.0001

[Sat Sep 24 19:30:36 2011] Off-axis axis estimate = 4.63'
[Sat Sep 24 19:38:25 2011] Using EEF radius (= 1.04 ")to estimate initial spatial extent for simple fitting
[Sat Sep 24 19:38:25 2011] Initial guess for spatial extent in simple fitting = 1.04"
[Sat Sep 24 19:38:25 2011] source mask rpix=2.1, npix_max = 27, mask sum = 25, frac = 0.916
[Sat Sep 24 19:38:25 2011] Giving source the simple spatial ID 93 for pass 0, mean size = 1.04"
[Sat Sep 24 19:38:29 2011] fullrun_ccd0_acisf06678_pi14-548_cl_pass0_src93.ximg exists
[Sat Sep 24 19:38:29 2011] fullrun_ccd0_acisf06678_pi14-548_cl_pass0_src93_1.ximg exists
[Sat Sep 24 19:38:29 2011] Fit fullrun_ccd0_acisf06678_pi14-548_cl_pass0_src93 appears to have run properly
[Sat Sep 24 19:38:33 2011] fullrun_ccd0_acisf06678_pi14-548_cl_pass0_tfrozen_src93.ximg exists
[Sat Sep 24 19:38:33 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd0_acisf06678_pi14-548_cl_pass0_tfrozen_src93.csv
[Sat Sep 24 19:38:33 2011] fullrun_ccd0_acisf06678_pi14-548_cl_pass0_tfrozen_src93_1.ximg exists
[Sat Sep 24 19:38:33 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd0_acisf06678_pi14-548_cl_pass0_tfrozen_src93.csv
[Sat Sep 24 19:38:33 2011] It looks like the fit did not converge
You should probably delete fullrun_ccd0_acisf06678_pi14-548_cl_pass0_tfrozen_src93_1.ximg
Either tweak this fit manually starting from fullrun_ccd0_acisf06678_pi14-548_cl_pass0_tfrozen_src93.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
[Sat Sep 24 19:39:23 2011] Spatial fit model total counts = 31.631700, observed total counts = 37.000000
[Sat Sep 24 19:39:23 2011] Offset between fit and detection position for source 131 = 0.486813 pixels
[Sat Sep 24 19:39:23 2011] 32.846630 total counts/ 0.198730 bgd. counts: snr = 73.235818
Spatial fit parameters:
  Offset between fit and detection position for source 131 = 0.486813 pixels
  Position = (252.8, 419.4) = 11 24 47.09 -59 11 37.6
  Extent = 1.2 (1.0-1.4)", rotation angle = 0
  Source counts = 32.6 +/- 5.7
  Background counts = 0.2
  Rate = 0.0007 +/- 0.0001
[Sat Sep 24 19:39:23 2011] Vigneting correction estimate = 1.000000
[Sat Sep 24 19:39:23 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Sep 24 19:39:23 2011] Assessing source extent using major axis lower bound
[Sat Sep 24 19:39:23 2011] Source does appear to be extended
[Sat Sep 24 19:39:23 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Sat Sep 24 19:39:23 2011] Deleting source due to low Poisson probability 0.9