[Fri Apr  6 11:35:35 2012] Detection parameters:
  Position = (146.3, 382.9) = 0 43 50.58 41 21 23.1
  Extent = 10.9" x 10.9", rotation angle = 0 degrees
  Source counts = 119.1 +/- 16.0
  Background counts = 32.2
  Rate = 0.005 +/- 0.0006

[Fri Apr  6 11:35:37 2012] Off-axis axis estimate = 12.62'
[Fri Apr  6 11:38:09 2012] Using EEF radius (= 12.74 ")to estimate initial spatial extent for simple fitting
[Fri Apr  6 11:38:09 2012] Initial guess for spatial extent in simple fitting = 12.74"
[Fri Apr  6 11:38:09 2012] source mask rpix=2.9, npix_max = 47, mask sum = 49, frac = 1.043
[Fri Apr  6 11:38:09 2012] Giving source the simple spatial ID 75 for pass 0, mean size = 12.74"
[Fri Apr  6 15:40:00 2012] fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_src75.ximg exists
[Fri Apr  6 15:40:00 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_src75.csv
[Fri Apr  6 15:40:00 2012] fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_src75_1.ximg exists
[Fri Apr  6 15:40:00 2012] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_src75.csv
[Fri Apr  6 15:40:00 2012] It looks like the fit did not converge
You should probably delete fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_src75_1.ximg
Either tweak this fit manually starting from fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_src75.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 Apr  6 15:40:01 2012] fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_tfrozen_src75.ximg exists
[Fri Apr  6 15:40:01 2012] fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_tfrozen_src75_1.ximg exists
[Fri Apr  6 15:40:01 2012] Fit fullrun_pn_xmm0505720301_pi300-10000_cl_pass0_tfrozen_src75 appears to have run properly
[Fri Apr  6 20:26:37 2012] Source 82 is offset by 2.510275 and 1.713881 pixels which is larger than
2 X fitted extent = 1.539172 x 1.539172, not incorporating fit results
[Fri Apr  6 20:26:37 2012] Spatial fit model total counts = 841.696000, observed total counts = 777.000000
[Fri Apr  6 20:26:37 2012] Offset between fit and detection position for source 82 = 0.194309 pixels
[Fri Apr  6 20:26:37 2012] 834.044500 total counts/ 753.970000 bgd. counts: snr = 2.916199
Spatial fit parameters:
  Offset between fit and detection position for source 82 = 0.194309 pixels
  Position = (146.1, 382.9) = 0 43 50.65 41 21 19.0
  Extent = 7.2 (5.6-9.6)", rotation angle = 0
  Source counts = 80.1 +/- 28.9
  Background counts = 754.0
  Rate = 0.003 +/- 0.001
[Fri Apr  6 20:26:37 2012] Vigneting correction estimate = 1.000000
[Fri Apr  6 20:26:37 2012] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Fri Apr  6 20:26:37 2012] Assessing source extent using major axis lower bound
[Fri Apr  6 20:26:37 2012] Source does appear to be extended
[Fri Apr  6 20:26:37 2012] Computing asymmetry using major and minor axis, asym = 1.00
[Fri Apr  6 20:26:37 2012] Deleting source due to low Poisson probability 0.9