[Sat Jun 15 18:58:53 2013] Detection parameters:
  Position = (557.5, 858.5) = 17 48 3.83 -24 46 41.5
  Extent = 0.5" x 0.5", rotation angle = 138 degrees
  Source counts = 44.9 +/- 7.4
  Background counts = 10.1
  Rate = 0.001 +/- 0.0002

[Sat Jun 15 18:58:54 2013] Off-axis axis estimate = 0.16'
[Sat Jun 15 18:59:57 2013] Using EEF radius (= 0.42 ")to estimate initial spatial extent for simple fitting
[Sat Jun 15 18:59:57 2013] Initial guess for spatial extent in simple fitting = 0.42"
[Sat Jun 15 18:59:57 2013] source mask rpix=0.8, npix_max = 7, mask sum = 9, frac = 1.246
[Sat Jun 15 18:59:57 2013] Giving source the simple spatial ID 42 for pass 0, mean size = 0.42"
[Sat Jun 15 21:35:48 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass0_src42.ximg exists
[Sat Jun 15 21:35:48 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass0_src42_1.ximg exists
[Sat Jun 15 21:35:48 2013] Fit fullrun_ccd7_acisf13706_pi14-548_cl_pass0_src42 appears to have run properly
[Sat Jun 15 21:35:49 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass0_tfrozen_src42.ximg exists
[Sat Jun 15 21:35:49 2013] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd7_acisf13706_pi14-548_cl_pass0_tfrozen_src42.csv
[Sat Jun 15 21:35:49 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass0_tfrozen_src42_1.ximg exists
[Sat Jun 15 21:35:49 2013] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd7_acisf13706_pi14-548_cl_pass0_tfrozen_src42.csv
[Sat Jun 15 21:35:49 2013] It looks like the fit did not converge
You should probably delete fullrun_ccd7_acisf13706_pi14-548_cl_pass0_tfrozen_src42_1.ximg
Either tweak this fit manually starting from fullrun_ccd7_acisf13706_pi14-548_cl_pass0_tfrozen_src42.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 Jun 15 21:36:04 2013] Warning, spatial fit 42 centroid is now closest to src. 51
[Sat Jun 15 21:36:04 2013] Vigneting correction estimate = 1.000000
[Sat Jun 15 21:36:04 2013] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Jun 15 21:36:04 2013] Assessing source extent using major
[Sat Jun 15 21:36:04 2013] Source does appear to be extended
[Sat Jun 15 21:36:04 2013] Computing asymmetry using major and minor axis, asym = 1.02
[Sat Jun 15 21:36:04 2013] Source is confused with source 11
[Sat Jun 15 21:36:15 2013] Using EEF radius (= 0.42 ")to estimate initial spatial extent for simple fitting
[Sat Jun 15 21:36:15 2013] Initial guess for spatial extent in simple fitting = 0.42"
[Sat Jun 15 21:36:15 2013] source mask rpix=0.8, npix_max = 7, mask sum = 9, frac = 1.246
[Sat Jun 15 21:36:15 2013] Giving source the simple spatial ID 38 for pass 1, mean size = 0.42"
[Sat Jun 15 23:29:18 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass1_src38.ximg exists
[Sat Jun 15 23:29:18 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass1_src38_1.ximg exists
[Sat Jun 15 23:29:18 2013] Fit fullrun_ccd7_acisf13706_pi14-548_cl_pass1_src38 appears to have run properly
[Sat Jun 15 23:29:19 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass1_tfrozen_src38.ximg exists
[Sat Jun 15 23:29:19 2013] fullrun_ccd7_acisf13706_pi14-548_cl_pass1_tfrozen_src38_1.ximg exists
[Sat Jun 15 23:29:19 2013] Fit fullrun_ccd7_acisf13706_pi14-548_cl_pass1_tfrozen_src38 appears to have run properly
[Sat Jun 15 23:29:31 2013] Warning: source 34 in spatial fitting list does not appear to have a counterpart in memory, closest src. was src. 48 at 20.578135 pixels away
[Sat Jun 15 23:29:31 2013] Source 48 is offset by 3.858051 and -2.028708 pixels which is larger than
2 X fitted extent = 6.097561 x 1.201780, not incorporating fit results
[Sat Jun 15 23:29:31 2013] Spatial fit model total counts = 142.653000, observed total counts = 287.000000
[Sat Jun 15 23:29:31 2013] Poor agreement between spatial fit and data for source 48
It may help to tweak spatial fit manually
Not incorporating fit results
[Sat Jun 15 23:29:31 2013] Vigneting correction estimate = 1.000000
[Sat Jun 15 23:29:31 2013] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Jun 15 23:29:31 2013] Assessing source extent using major
[Sat Jun 15 23:29:31 2013] Source does appear to be extended
[Sat Jun 15 23:29:31 2013] Computing asymmetry using major and minor axis, asym = 1.02
[Sat Jun 15 23:29:41 2013] Writing source region out to fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48_src.reg
[Sat Jun 15 23:29:41 2013] Extracting stamp from image fullrun_ccd7_acisf13706_pi14-548_cl_sm2.00.img.gz, (534, 836) - (580, 882)
[Sat Jun 15 23:29:41 2013] Writing fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48.gif
[Sat Jun 15 23:38:50 2013] Size of ../../acisf13706/products/events/fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48_src.evt.gz[events] = 53 counts
[Sat Jun 15 23:38:50 2013] Mean chipx,y = (207.89, 487.74)
[Sat Jun 15 23:38:50 2013] Mean tdetx,y = (4124.89, 2189.74)
[Sat Jun 15 23:38:50 2013] chipx,y range = (186.00-222.00, 472.00-507.00)
[Sat Jun 15 23:38:50 2013] Size of ../../acisf13706/products/events/fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48_bgd.evt.gz[events] = 50 counts
[Sat Jun 15 23:38:51 2013] Not generating rmf since there are only 44 counts
[Sat Jun 15 23:38:51 2013] arf not found, will run specextract
[Sat Jun 15 23:38:58 2013] ../../acisf13706/products/spectra/fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48.warf not found
[Sat Jun 15 23:38:58 2013] ../../acisf13706/products/spectra/fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48.wrmf not found
[Sat Jun 15 23:38:58 2013] Removal of ../../acisf13706/products/spectra/fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48.soff failed
[Sat Jun 15 23:47:57 2013] Spectrum 48 has only 45 counts, deleting rmf
[Sat Jun 15 23:47:57 2013] 234.332
[Sat Jun 15 23:48:03 2013] Updating aperture counts using extracted products
[Sat Jun 15 23:48:03 2013] Total counts from fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48_src.pi.gz = 53.00
[Sat Jun 15 23:48:04 2013] Total counts from fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48_bgd.pi.gz = 50.00
[Sat Jun 15 23:48:04 2013] Got source and background scale factors 0.000001, 0.000005
[Sat Jun 15 23:48:04 2013] User source parameters:
  Position = (557.5, 858.5) = 17 48 3.83 -24 46 41.5
  Extent = 0.5" x 0.5", rotation angle = 138
  Source aperture counts = 45.2 +/- 8.3
  Background aperture counts = 7.8
  Rate = 0.001 +/- 0.0002

[Sat Jun 15 23:48:04 2013] Updating counts from extracted products
[Sat Jun 15 23:48:04 2013] Set source signif. to 45.23/2.79 = 16.22
[Sat Jun 15 23:48:08 2013] Calculating source flux in energy range 0.30-8.00
[Sat Jun 15 23:48:08 2013] Using photon index=1.80, rate=0.000974, arf fullrun_ccd7_acisf13706_pi14-548_pass1_cl_src48.arf
[Sat Jun 15 23:48:08 2013] Assuming count rate is from the 0.20-8.00 bandpass
[Sat Jun 15 23:48:08 2013] Updating source flux to 1e-14
[Sat Jun 15 23:48:10 2013] Simple spatial fitting not done (or not done successfully), skipping spectral fitting