[Tue Aug  7 23:57:23 2012] Detection parameters:
  Position = (1220.4, 535.8) = 10 28 2.07 -44 5 36.3
  Extent = 1.1" x 1.0", rotation angle = 138 degrees
  Source counts = 16.5 +/- 5.5
  Background counts = 13.5
  Rate = 0.0006 +/- 0.0002

[Tue Aug  7 23:57:23 2012] Off-axis axis estimate = 11.90'
[Tue Aug  7 23:58:19 2012] Using EEF radius (= 6.32 ")to estimate initial spatial extent for simple fitting
[Tue Aug  7 23:58:19 2012] Setting initial spatial extent for simple fitting to maximum allowed for this pass
[Tue Aug  7 23:58:19 2012] Initial guess for spatial extent in simple fitting = 6.32"
[Tue Aug  7 23:58:19 2012] source mask rpix=12.9, npix_max = 713, mask sum = 693, frac = 0.971
[Tue Aug  7 23:58:19 2012] Giving source the simple spatial ID 4 for pass 0, mean size = 6.32"
[Tue Aug  7 23:58:20 2012] fullrun_ccd3_acisf00835_pi14-548_cl_pass0_src4.ximg exists
[Tue Aug  7 23:58:20 2012] Warning: model total counts is not > 0 in csv/fullrun_ccd3_acisf00835_pi14-548_cl_pass0_src4.csv
[Tue Aug  7 23:58:20 2012] fullrun_ccd3_acisf00835_pi14-548_cl_pass0_src4_1.ximg exists
[Tue Aug  7 23:58:20 2012] Warning: model total counts is not > 0 in csv/fullrun_ccd3_acisf00835_pi14-548_cl_pass0_src4.csv
[Tue Aug  7 23:58:20 2012] It looks like the fit did not converge
You should probably delete fullrun_ccd3_acisf00835_pi14-548_cl_pass0_src4_1.ximg
Either tweak this fit manually starting from fullrun_ccd3_acisf00835_pi14-548_cl_pass0_src4.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
[Tue Aug  7 23:58:20 2012] fullrun_ccd3_acisf00835_pi14-548_cl_pass0_tfrozen_src4.ximg exists
[Tue Aug  7 23:58:20 2012] fullrun_ccd3_acisf00835_pi14-548_cl_pass0_tfrozen_src4_1.ximg exists
[Tue Aug  7 23:58:20 2012] Fit fullrun_ccd3_acisf00835_pi14-548_cl_pass0_tfrozen_src4 appears to have run properly
[Tue Aug  7 23:58:30 2012] Warning: source 4 in spatial fitting list does not appear to have a counterpart in memory, closest src. was src. 1 at 71.594952 pixels away
[Tue Aug  7 23:58:30 2012] Spatial fit model total counts = 56.076700, observed total counts = 55.000000
[Tue Aug  7 23:58:30 2012] Offset between fit and detection position for source 1 = 0.801208 pixels
[Tue Aug  7 23:58:30 2012] Warning, changing simple spatial fit ID from 4 to 5
[Tue Aug  7 23:58:30 2012] 55.494200 total counts/ 44.460800 bgd. counts: snr = 1.654706
Spatial fit parameters:
  Offset between fit and detection position for source 1 = 0.801208 pixels
  Position = (1221.2, 536.0) = 10 28 2.05 -44 5 36.4
  Extent = 1.5 (1.5-2.1)", rotation angle = 0
  Source counts = 11.0 +/- 7.4
  Background counts = 44.5
  Rate = 0.0004 +/- 0.0003
  Deleting source due to low Poisson probability