[Sat Oct 29 11:12:11 2011] Detection parameters:
  Position = (437.3, 764.9) = 20 32 48.91 41 15 19.7
  Extent = 0.9" x 0.7", rotation angle = 103 degrees
  Source counts = 12.0 +/- 3.7
  Background counts = 2.0
  Rate = 0.0004 +/- 0.0001

[Sat Oct 29 11:12:13 2011] Off-axis axis estimate = 5.81'
[Sat Oct 29 11:13:58 2011] Using EEF radius (= 1.54 ")to estimate initial spatial extent for simple fitting
[Sat Oct 29 11:13:58 2011] Initial guess for spatial extent in simple fitting = 1.54"
[Sat Oct 29 11:13:58 2011] source mask rpix=3.1, npix_max = 52, mask sum = 49, frac = 0.933
[Sat Oct 29 11:13:58 2011] Giving source the simple spatial ID 33 for pass 0, mean size = 1.54"
[Sat Oct 29 11:13:59 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass0_src33.ximg exists
[Sat Oct 29 11:13:59 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass0_src33_1.ximg exists
[Sat Oct 29 11:13:59 2011] Fit fullrun_ccd1_acisf10958_pi14-548_cl_pass0_src33 appears to have run properly
[Sat Oct 29 11:14:00 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass0_tfrozen_src33.ximg exists
[Sat Oct 29 11:14:00 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd1_acisf10958_pi14-548_cl_pass0_tfrozen_src33.csv
[Sat Oct 29 11:14:00 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass0_tfrozen_src33_1.ximg exists
[Sat Oct 29 11:14:00 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd1_acisf10958_pi14-548_cl_pass0_tfrozen_src33.csv
[Sat Oct 29 11:14:00 2011] It looks like the fit did not converge
You should probably delete fullrun_ccd1_acisf10958_pi14-548_cl_pass0_tfrozen_src33_1.ximg
Either tweak this fit manually starting from fullrun_ccd1_acisf10958_pi14-548_cl_pass0_tfrozen_src33.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 Oct 29 11:14:32 2011] Spatial fit model total counts = 18.396100, observed total counts = 21.000000
[Sat Oct 29 11:14:32 2011] Offset between fit and detection position for source 31 = 1.817926 pixels
Spatial fit parameters:
  Offset between fit and detection position for source 31 = 1.817926 pixels
  Position = (438.9, 765.7) = 20 32 48.86 41 15 19.9
  Extent = 1.4 (0.7-1.9)", rotation angle = 0
  Source counts = 17.4 +/- 4.2
  Background counts = 0.0
  Rate = 0.0006 +/- 0.0001
[Sat Oct 29 11:14:32 2011] Vigneting correction estimate = 1.000000
[Sat Oct 29 11:14:32 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Oct 29 11:14:32 2011] Assessing source extent using major axis lower bound
[Sat Oct 29 11:14:32 2011] Source does appear to be extended
[Sat Oct 29 11:14:32 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Sat Oct 29 11:15:21 2011] Using previous fit value to estimate initial spatial extent for simple fitting
[Sat Oct 29 11:15:21 2011] Initial guess for spatial extent in simple fitting = 1.40"
[Sat Oct 29 11:15:21 2011] source mask rpix=2.9, npix_max = 44, mask sum = 42, frac = 0.935
[Sat Oct 29 11:15:21 2011] Giving source the simple spatial ID 32 for pass 1, mean size = 1.40"
[Sat Oct 29 11:15:22 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass1_src32.ximg exists
[Sat Oct 29 11:15:22 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass1_src32_1.ximg exists
[Sat Oct 29 11:15:22 2011] Fit fullrun_ccd1_acisf10958_pi14-548_cl_pass1_src32 appears to have run properly
[Sat Oct 29 11:15:23 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass1_tfrozen_src32.ximg exists
[Sat Oct 29 11:15:23 2011] fullrun_ccd1_acisf10958_pi14-548_cl_pass1_tfrozen_src32_1.ximg exists
[Sat Oct 29 11:15:23 2011] Fit fullrun_ccd1_acisf10958_pi14-548_cl_pass1_tfrozen_src32 appears to have run properly
[Sat Oct 29 11:15:50 2011] Spatial fit model total counts = 15.257800, observed total counts = 16.000000
[Sat Oct 29 11:15:50 2011] Offset between fit and detection position for source 31 = 0.954613 pixels
Spatial fit parameters:
  Offset between fit and detection position for source 31 = 0.954613 pixels
  Position = (438.0, 765.3) = 20 32 48.90 41 15 19.7
  Extent = 1.2 (0.9-1.5)", rotation angle = 0
  Source counts = 15.7 +/- 4.0
  Background counts = 0.0
  Rate = 0.0005 +/- 0.0001
[Sat Oct 29 11:15:50 2011] Vigneting correction estimate = 1.000000
[Sat Oct 29 11:15:50 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Oct 29 11:15:50 2011] Assessing source extent using major axis lower bound
[Sat Oct 29 11:15:50 2011] Source does appear to be extended
[Sat Oct 29 11:15:50 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Sat Oct 29 11:19:49 2011] Not overwriting source region fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.reg
[Sat Oct 29 11:19:49 2011] Extracting stamp from image fullrun_ccd1_acisf10958_pi14-548_cl_sm2.00.img.gz, (384, 711) - (492, 819)
[Sat Oct 29 11:19:49 2011] Writing fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31.gif
[Sat Oct 29 11:21:16 2011] ../../acisf10958/products/events/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.evt and ../../acisf10958/products/events/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_bgd.evt exist, delete to re-create
[Sat Oct 29 11:21:16 2011] Size of ../../acisf10958/products/events/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.evt.gz[events] = 16 counts
[Sat Oct 29 11:21:16 2011] Mean chipx,y = (563.62, 778.06)
[Sat Oct 29 11:21:16 2011] Mean tdetx,y = (4353.94, 4670.62)
[Sat Oct 29 11:21:16 2011] chipx,y range = (546.00-580.00, 759.00-797.00)
[Sat Oct 29 11:21:16 2011] Size of ../../acisf10958/products/events/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_bgd.evt.gz[events] = 60 counts
[Sat Oct 29 11:21:16 2011] ../../acisf10958/products/images/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.img and ../../acisf10958/products/images/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_bgd.img exist, delete to re-create
[Sat Oct 29 11:21:16 2011] ../../acisf10958/products/spectra/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.pi and ../../acisf10958/products/spectra/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_bgd.pi exist, delete to re-create
[Sat Oct 29 11:21:16 2011] Not generating rmf since there are only 15 counts
[Sat Oct 29 11:21:19 2011] ../../acisf10958/products/lightcurves/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.lc and ../../acisf10958/products/lightcurves/fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_bgd.lc exist, delete to re-create
[Sat Oct 29 11:21:39 2011] 181.575
[Sat Oct 29 11:28:14 2011] Updating aperture counts using extracted products
[Sat Oct 29 11:28:14 2011] Error reading totcts from fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31_src.pi.gz
[Sat Oct 29 11:28:14 2011] Calculating source flux in energy range 0.30-8.00
[Sat Oct 29 11:28:14 2011] Using photon index=1.80, rate=0.000542, arf fullrun_ccd1_acisf10958_pi14-548_pass1_cl_src31.arf
[Sat Oct 29 11:28:14 2011] Assuming count rate is from the 0.20-8.00 bandpass
[Sat Oct 29 11:28:14 2011] Updating source flux to 9e-15
[Sat Oct 29 11:28:38 2011] Source 31 has fewer than 100.000000 counts, skipping spectral fitting