[Thu Oct  6 20:22:22 2011] Detection parameters:
  Position = (739.7, 768.4) = 16 17 55.82 -51 5 11.5
  Extent = 0.7" x 0.7", rotation angle = 46 degrees
  Source counts = 376.7 +/- 27.5
  Background counts = 377.3
  Rate = 0.006 +/- 0.0004

[Thu Oct  6 20:22:48 2011] Off-axis axis estimate = 4.71'
[Thu Oct  6 20:30:29 2011] Using EEF radius (= 1.07 ")to estimate initial spatial extent for simple fitting
[Thu Oct  6 20:30:29 2011] Initial guess for spatial extent in simple fitting = 1.07"
[Thu Oct  6 20:30:29 2011] source mask rpix=2.2, npix_max = 28, mask sum = 25, frac = 0.878
[Thu Oct  6 20:30:29 2011] Giving source the simple spatial ID 18 for pass 0, mean size = 1.07"
[Thu Oct  6 20:30:31 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass0_src18.ximg exists
[Thu Oct  6 20:30:31 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass0_src18_1.ximg exists
[Thu Oct  6 20:30:31 2011] Fit fullrun_ccd0_acisf11823_pi14-548_cl_pass0_src18 appears to have run properly
[Thu Oct  6 20:30:33 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass0_tfrozen_src18.ximg exists
[Thu Oct  6 20:30:33 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass0_tfrozen_src18_1.ximg exists
[Thu Oct  6 20:30:33 2011] Fit fullrun_ccd0_acisf11823_pi14-548_cl_pass0_tfrozen_src18 appears to have run properly
[Thu Oct  6 20:31:31 2011] Spatial fit model total counts = 1270.950000, observed total counts = 1272.000000
[Thu Oct  6 20:31:31 2011] Offset between fit and detection position for source 20 = 2.496771 pixels
[Thu Oct  6 20:31:31 2011] 1322.505000 total counts/ 946.715000 bgd. counts: snr = 12.213372
Spatial fit parameters:
  Offset between fit and detection position for source 20 = 2.496771 pixels
  Position = (740.7, 766.1) = 16 17 55.80 -51 5 12.9
  Extent = 1.9 (1.4-2.1)", rotation angle = 0
  Source counts = 375.8 +/- 36.4
  Background counts = 946.7
  Rate = 0.006 +/- 0.0006
[Thu Oct  6 20:31:32 2011] Vigneting correction estimate = 1.000000
[Thu Oct  6 20:31:32 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Thu Oct  6 20:31:32 2011] Assessing source extent using major axis lower bound
[Thu Oct  6 20:31:32 2011] Source does appear to be extended
[Thu Oct  6 20:31:32 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Thu Oct  6 20:32:48 2011] Using previous fit value to estimate initial spatial extent for simple fitting
[Thu Oct  6 20:32:48 2011] Initial guess for spatial extent in simple fitting = 1.89"
[Thu Oct  6 20:32:48 2011] source mask rpix=3.8, npix_max = 75, mask sum = 72, frac = 0.958
[Thu Oct  6 20:32:48 2011] Giving source the simple spatial ID 11 for pass 1, mean size = 1.89"
[Thu Oct  6 20:32:49 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass1_src11.ximg exists
[Thu Oct  6 20:32:49 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass1_src11_1.ximg exists
[Thu Oct  6 20:32:49 2011] Fit fullrun_ccd0_acisf11823_pi14-548_cl_pass1_src11 appears to have run properly
[Thu Oct  6 20:32:51 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass1_tfrozen_src11.ximg exists
[Thu Oct  6 20:32:51 2011] fullrun_ccd0_acisf11823_pi14-548_cl_pass1_tfrozen_src11_1.ximg exists
[Thu Oct  6 20:32:51 2011] Fit fullrun_ccd0_acisf11823_pi14-548_cl_pass1_tfrozen_src11 appears to have run properly
[Thu Oct  6 20:33:36 2011] Warning, spatial fit 11 centroid is now closest to src. 24
[Thu Oct  6 20:33:37 2011] Vigneting correction estimate = 1.000000
[Thu Oct  6 20:33:37 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Thu Oct  6 20:33:37 2011] Assessing source extent using major axis lower bound
[Thu Oct  6 20:33:37 2011] Source does appear to be extended
[Thu Oct  6 20:33:37 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Thu Oct  6 20:34:42 2011] Not overwriting source region fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.reg
[Thu Oct  6 20:34:42 2011] Extracting stamp from image fullrun_ccd0_acisf11823_pi14-548_cl_sm2.00.img.gz, (654, 680) - (827, 852)
[Thu Oct  6 20:34:42 2011] Writing fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20.gif
[Thu Oct  6 20:35:29 2011] ../../acisf11823/products/events/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.evt and ../../acisf11823/products/events/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_bgd.evt exist, delete to re-create
[Thu Oct  6 20:35:29 2011] Size of ../../acisf11823/products/events/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.evt.gz[events] = 2872 counts
[Thu Oct  6 20:35:29 2011] Mean chipx,y = (671.83, 684.85)
[Thu Oct  6 20:35:29 2011] Mean tdetx,y = (3745.85, 4460.17)
[Thu Oct  6 20:35:29 2011] chipx,y range = (638.00-702.00, 648.00-719.00)
[Thu Oct  6 20:35:29 2011] Size of ../../acisf11823/products/events/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_bgd.evt.gz[events] = 23721 counts
[Thu Oct  6 20:35:29 2011] ../../acisf11823/products/images/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.img and ../../acisf11823/products/images/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_bgd.img exist, delete to re-create
[Thu Oct  6 20:35:29 2011] ../../acisf11823/products/spectra/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.pi and ../../acisf11823/products/spectra/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_bgd.pi exist, delete to re-create
[Thu Oct  6 20:35:32 2011] ../../acisf11823/products/lightcurves/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.lc and ../../acisf11823/products/lightcurves/fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_bgd.lc exist, delete to re-create
[Thu Oct  6 20:39:12 2011] Keeping rmf generated by specextract
[Thu Oct  6 20:39:12 2011] 188.544
[Thu Oct  6 20:48:44 2011] Updating aperture counts using extracted products
[Thu Oct  6 20:48:44 2011] Error reading totcts from fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20_src.pi.gz
[Thu Oct  6 20:48:45 2011] Calculating source flux in energy range 0.30-8.00
[Thu Oct  6 20:48:45 2011] Using photon index=1.80, rate=0.00601, arf fullrun_ccd0_acisf11823_pi14-548_pass1_cl_src20.arf
[Thu Oct  6 20:48:45 2011] Assuming count rate is from the 0.20-8.00 bandpass
[Thu Oct  6 20:48:45 2011] Updating source flux to 1.1e-13