[Mon Mar 26 05:26:25 2012] Detection parameters:
  Position = (399.7, 187.3) = 19 20 26.40 -58 49 26.2
  Extent = 10.9" x 10.9", rotation angle = 0 degrees
  Source counts = 76.5 +/- 14.3
  Background counts = 64.5
  Rate = 0.004 +/- 0.0007

[Mon Mar 26 05:26:25 2012] Off-axis axis estimate = 10.90'
[Mon Mar 26 05:32:25 2012] Using EEF radius (= 11.88 ")to estimate initial spatial extent for simple fitting
[Mon Mar 26 05:32:25 2012] Initial guess for spatial extent in simple fitting = 11.88"
[Mon Mar 26 05:32:25 2012] source mask rpix=2.7, npix_max = 41, mask sum = 35, frac = 0.838
[Mon Mar 26 05:32:25 2012] Giving source the simple spatial ID 37 for pass 0, mean size = 11.88"
[Mon Mar 26 07:23:20 2012] fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_src37.ximg exists
[Mon Mar 26 07:23:20 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_src37.csv
[Mon Mar 26 07:23:20 2012] fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_src37_1.ximg exists
[Mon Mar 26 07:23:20 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_src37.csv
[Mon Mar 26 07:23:20 2012] It looks like the fit did not converge
You should probably delete fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_src37_1.ximg
Either tweak this fit manually starting from fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_src37.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
[Mon Mar 26 07:23:20 2012] fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_tfrozen_src37.ximg exists
[Mon Mar 26 07:23:20 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_tfrozen_src37.csv
[Mon Mar 26 07:23:20 2012] fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_tfrozen_src37_1.ximg exists
[Mon Mar 26 07:23:20 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_tfrozen_src37.csv
[Mon Mar 26 07:23:20 2012] It looks like the fit did not converge
You should probably delete fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_tfrozen_src37_1.ximg
Either tweak this fit manually starting from fullrun_pn_xmm0503750401_pi300-10000_cl_pass0_tfrozen_src37.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
[Mon Mar 26 15:13:16 2012] Spatial fit model total counts = 416.548000, observed total counts = 340.000000
[Mon Mar 26 15:13:16 2012] Poor agreement between spatial fit and data for source 37
It may help to tweak spatial fit manually
Not incorporating fit results
[Mon Mar 26 15:13:16 2012] Vigneting correction estimate = 1.000000
[Mon Mar 26 15:13:16 2012] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Mon Mar 26 15:13:16 2012] Assessing source extent using major
[Mon Mar 26 15:13:16 2012] Source does appear to be extended
[Mon Mar 26 15:13:16 2012] Computing asymmetry using major and minor axis, asym = 1.00
[Mon Mar 26 15:13:16 2012] Deleting source due to low Poisson probability 0.9