[Sat Oct 29 11:12:06 2011] Detection parameters:
  Position = (421.2, 925.6) = 20 33 29.46 41 20 34.4
  Extent = 2.9" x 2.4", rotation angle = 33 degrees
  Source counts = 38.4 +/- 7.5
  Background counts = 17.6
  Rate = 0.001 +/- 0.0003

[Sat Oct 29 11:12:09 2011] Off-axis axis estimate = 8.34'
[Sat Oct 29 11:13:54 2011] Using EEF radius (= 3.07 ")to estimate initial spatial extent for simple fitting
[Sat Oct 29 11:13:54 2011] Initial guess for spatial extent in simple fitting = 3.07"
[Sat Oct 29 11:13:54 2011] source mask rpix=6.2, npix_max = 181, mask sum = 160, frac = 0.880
[Sat Oct 29 11:13:54 2011] Giving source the simple spatial ID 42 for pass 0, mean size = 3.07"
[Sat Oct 29 11:13:56 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass0_src42.ximg exists
[Sat Oct 29 11:13:56 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd0_acisf10958_pi14-548_cl_pass0_src42.csv
[Sat Oct 29 11:13:56 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass0_src42_1.ximg exists
[Sat Oct 29 11:13:56 2011] Warning: poor agreement between model and actual number of counts may be indicative of a poor fit in csv/fullrun_ccd0_acisf10958_pi14-548_cl_pass0_src42.csv
[Sat Oct 29 11:13:56 2011] It looks like the fit did not converge
You should probably delete fullrun_ccd0_acisf10958_pi14-548_cl_pass0_src42_1.ximg
Either tweak this fit manually starting from fullrun_ccd0_acisf10958_pi14-548_cl_pass0_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 Oct 29 11:13:57 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass0_tfrozen_src42.ximg exists
[Sat Oct 29 11:13:57 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass0_tfrozen_src42_1.ximg exists
[Sat Oct 29 11:13:57 2011] Fit fullrun_ccd0_acisf10958_pi14-548_cl_pass0_tfrozen_src42 appears to have run properly
[Sat Oct 29 11:14:27 2011] Spatial fit model total counts = 78.018600, observed total counts = 80.000000
[Sat Oct 29 11:14:27 2011] Offset between fit and detection position for source 51 = 2.046371 pixels
[Sat Oct 29 11:14:27 2011] 77.998400 total counts/ 23.080200 bgd. counts: snr = 11.431323
Spatial fit parameters:
  Offset between fit and detection position for source 51 = 2.046371 pixels
  Position = (422.7, 927.0) = 20 33 29.42 41 20 34.9
  Extent = 3.2 (2.5-4.1)", rotation angle = 0
  Source counts = 54.9 +/- 8.8
  Background counts = 23.1
  Rate = 0.002 +/- 0.0003
[Sat Oct 29 11:14:27 2011] Vigneting correction estimate = 1.000000
[Sat Oct 29 11:14:27 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Oct 29 11:14:27 2011] Assessing source extent using major axis lower bound
[Sat Oct 29 11:14:27 2011] Source does appear to be extended
[Sat Oct 29 11:14:27 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Sat Oct 29 11:15:17 2011] Using previous fit value to estimate initial spatial extent for simple fitting
[Sat Oct 29 11:15:17 2011] Setting initial spatial extent for simple fitting to maximum allowed for this pass
[Sat Oct 29 11:15:17 2011] Initial guess for spatial extent in simple fitting = 3.24"
[Sat Oct 29 11:15:17 2011] source mask rpix=6.6, npix_max = 200, mask sum = 180, frac = 0.897
[Sat Oct 29 11:15:17 2011] Giving source the simple spatial ID 42 for pass 1, mean size = 3.24"
[Sat Oct 29 11:15:19 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass1_src42.ximg exists
[Sat Oct 29 11:15:19 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass1_src42_1.ximg exists
[Sat Oct 29 11:15:19 2011] Fit fullrun_ccd0_acisf10958_pi14-548_cl_pass1_src42 appears to have run properly
[Sat Oct 29 11:15:20 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass1_tfrozen_src42.ximg exists
[Sat Oct 29 11:15:20 2011] fullrun_ccd0_acisf10958_pi14-548_cl_pass1_tfrozen_src42_1.ximg exists
[Sat Oct 29 11:15:20 2011] Fit fullrun_ccd0_acisf10958_pi14-548_cl_pass1_tfrozen_src42 appears to have run properly
[Sat Oct 29 11:15:46 2011] Spatial fit model total counts = 77.723000, observed total counts = 81.000000
[Sat Oct 29 11:15:46 2011] Offset between fit and detection position for source 51 = 0.146161 pixels
[Sat Oct 29 11:15:46 2011] 77.630400 total counts/ 22.241900 bgd. counts: snr = 11.744476
Spatial fit parameters:
  Offset between fit and detection position for source 51 = 0.146161 pixels
  Position = (422.9, 926.9) = 20 33 29.41 41 20 34.9
  Extent = 3.4 (2.7-4.1)", rotation angle = 0
  Source counts = 55.4 +/- 8.8
  Background counts = 22.2
  Rate = 0.002 +/- 0.0003
[Sat Oct 29 11:15:46 2011] Vigneting correction estimate = 1.000000
[Sat Oct 29 11:15:46 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Sat Oct 29 11:15:46 2011] Assessing source extent using major axis lower bound
[Sat Oct 29 11:15:46 2011] Source does appear to be extended
[Sat Oct 29 11:15:46 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Sat Oct 29 11:16:35 2011] Not overwriting source region fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.reg
[Sat Oct 29 11:16:35 2011] Extracting stamp from image fullrun_ccd0_acisf10958_pi14-548_cl_sm2.00.img.gz, (269, 773) - (577, 1081)
[Sat Oct 29 11:16:35 2011] Writing fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51.gif
[Sat Oct 29 11:18:31 2011] ../../acisf10958/products/events/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.evt and ../../acisf10958/products/events/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_bgd.evt exist, delete to re-create
[Sat Oct 29 11:18:31 2011] Size of ../../acisf10958/products/events/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.evt.gz[events] = 76 counts
[Sat Oct 29 11:18:31 2011] Mean chipx,y = (602.86, 171.87)
[Sat Oct 29 11:18:31 2011] Mean tdetx,y = (3232.87, 4529.14)
[Sat Oct 29 11:18:31 2011] chipx,y range = (571.00-635.00, 147.00-195.00)
[Sat Oct 29 11:18:31 2011] Size of ../../acisf10958/products/events/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_bgd.evt.gz[events] = 326 counts
[Sat Oct 29 11:18:31 2011] ../../acisf10958/products/images/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.img and ../../acisf10958/products/images/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_bgd.img exist, delete to re-create
[Sat Oct 29 11:18:31 2011] ../../acisf10958/products/spectra/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.pi and ../../acisf10958/products/spectra/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_bgd.pi exist, delete to re-create
[Sat Oct 29 11:18:31 2011] Not generating rmf since there are only 55 counts
[Sat Oct 29 11:18:33 2011] ../../acisf10958/products/lightcurves/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.lc and ../../acisf10958/products/lightcurves/fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_bgd.lc exist, delete to re-create
[Sat Oct 29 11:19:48 2011] 164.729
[Sat Oct 29 11:28:13 2011] Updating aperture counts using extracted products
[Sat Oct 29 11:28:13 2011] Error reading totcts from fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51_src.pi.gz
[Sat Oct 29 11:28:13 2011] Calculating source flux in energy range 0.30-8.00
[Sat Oct 29 11:28:13 2011] Using photon index=1.80, rate=0.00191, arf fullrun_ccd0_acisf10958_pi14-548_pass1_cl_src51.arf
[Sat Oct 29 11:28:13 2011] Assuming count rate is from the 0.20-8.00 bandpass
[Sat Oct 29 11:28:13 2011] Updating source flux to 3.4e-14
[Sat Oct 29 11:28:25 2011] Source 51 has fewer than 100.000000 counts, skipping spectral fitting