[Tue Jun 26 18:42:52 2012] Detection parameters:
  Position = (392.8, 428.1) = 11 54 48.28 23 35 22.0
  Extent = 10.9" x 10.9", rotation angle = 0 degrees
  Source counts = 87.2 +/- 15.7
  Background counts = 62.0
  Rate = 0.001 +/- 0.0002

[Tue Jun 26 18:42:55 2012] Off-axis axis estimate = 11.63'
[Tue Jun 26 18:49:04 2012] Using EEF radius (= 12.24 ")to estimate initial spatial extent for simple fitting
[Tue Jun 26 18:49:04 2012] Initial guess for spatial extent in simple fitting = 12.24"
[Tue Jun 26 18:49:04 2012] source mask rpix=2.8, npix_max = 43, mask sum = 30, frac = 0.683
[Tue Jun 26 18:49:04 2012] Giving source the simple spatial ID 26 for pass 0, mean size = 12.24"
[Tue Jun 26 22:17:58 2012] fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_src26.ximg exists
[Tue Jun 26 22:17:58 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_src26.csv
[Tue Jun 26 22:17:58 2012] fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_src26_1.ximg exists
[Tue Jun 26 22:17:58 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_src26.csv
[Tue Jun 26 22:17:58 2012] It looks like the fit did not converge
You should probably delete fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_src26_1.ximg
Either tweak this fit manually starting from fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_src26.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 Jun 26 22:17:59 2012] fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_tfrozen_src26.ximg exists
[Tue Jun 26 22:17:59 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_tfrozen_src26.csv
[Tue Jun 26 22:17:59 2012] fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_tfrozen_src26_1.ximg exists
[Tue Jun 26 22:17:59 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_tfrozen_src26.csv
[Tue Jun 26 22:17:59 2012] It looks like the fit did not converge
You should probably delete fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_tfrozen_src26_1.ximg
Either tweak this fit manually starting from fullrun_pn_xmm0502690201_pi300-10000_cl_pass0_tfrozen_src26.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 Jun 27 03:28:24 2012] Source 28 is offset by -2.159602 and -5.870386 pixels which is larger than
2 X fitted extent = 1.368947 x 1.368947, not incorporating fit results
[Wed Jun 27 03:28:24 2012] Spatial fit model total counts = 1512.980000, observed total counts = 1732.000000
[Wed Jun 27 03:28:24 2012] Poor agreement between spatial fit and data for source 28
It may help to tweak spatial fit manually
Not incorporating fit results
[Wed Jun 27 03:28:24 2012] Vigneting correction estimate = 1.000000
[Wed Jun 27 03:28:24 2012] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Wed Jun 27 03:28:24 2012] Assessing source extent using major
[Wed Jun 27 03:28:24 2012] Source does appear to be extended
[Wed Jun 27 03:28:24 2012] Computing asymmetry using major and minor axis, asym = 1.00
[Wed Jun 27 03:28:24 2012] Deleting source due to low Poisson probability 0.9