[Mon Oct  3 15:03:03 2011] Detection parameters:
  Position = (998.6, 526.5) = 0 25 19.72 64 12 14.5
  Extent = 0.5" x 0.5", rotation angle = 118 degrees
  Source counts = 571.2 +/- 38.7
  Background counts = 927.8
  Rate = 0.005 +/- 0.0004

[Mon Oct  3 15:03:11 2011] Off-axis axis estimate = 3.73'
[Mon Oct  3 15:22:07 2011] Using EEF radius (= 0.75 ")to estimate initial spatial extent for simple fitting
[Mon Oct  3 15:22:07 2011] Initial guess for spatial extent in simple fitting = 0.75"
[Mon Oct  3 15:22:07 2011] source mask rpix=1.5, npix_max = 16, mask sum = 20, frac = 1.216
[Mon Oct  3 15:22:07 2011] Giving source the simple spatial ID 56 for pass 0, mean size = 0.75"
[Mon Oct  3 15:22:17 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass0_src56.ximg exists
[Mon Oct  3 15:22:17 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass0_src56_1.ximg exists
[Mon Oct  3 15:22:17 2011] Fit fullrun_ccd2_acisf10096_pi14-548_cl_pass0_src56 appears to have run properly
[Mon Oct  3 15:22:27 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass0_tfrozen_src56.ximg exists
[Mon Oct  3 15:22:27 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass0_tfrozen_src56_1.ximg exists
[Mon Oct  3 15:22:27 2011] Fit fullrun_ccd2_acisf10096_pi14-548_cl_pass0_tfrozen_src56 appears to have run properly
[Mon Oct  3 15:24:05 2011] Spatial fit model total counts = 3168.470000, observed total counts = 3168.000000
[Mon Oct  3 15:24:05 2011] Offset between fit and detection position for source 539 = 1.660940 pixels
[Mon Oct  3 15:24:05 2011] 3166.472000 total counts/ 2896.180000 bgd. counts: snr = 5.022505
Spatial fit parameters:
  Offset between fit and detection position for source 539 = 1.660940 pixels
  Position = (1000.2, 526.5) = 0 25 19.63 64 12 14.2
  Extent = 1.5 (1.5-3.0)", rotation angle = 0
  Source counts = 270.3 +/- 56.3
  Background counts = 2896.2
  Rate = 0.003 +/- 0.0005
[Mon Oct  3 15:24:05 2011] Vigneting correction estimate = 1.000000
[Mon Oct  3 15:24:05 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Mon Oct  3 15:24:05 2011] Assessing source extent using major axis lower bound
[Mon Oct  3 15:24:05 2011] Source does appear to be extended
[Mon Oct  3 15:24:05 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Mon Oct  3 15:27:34 2011] Using previous fit value to estimate initial spatial extent for simple fitting
[Mon Oct  3 15:27:34 2011] Initial guess for spatial extent in simple fitting = 1.50"
[Mon Oct  3 15:27:34 2011] source mask rpix=3.1, npix_max = 50, mask sum = 49, frac = 0.969
[Mon Oct  3 15:27:34 2011] Giving source the simple spatial ID 53 for pass 1, mean size = 1.50"
[Mon Oct  3 15:28:03 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass1_src53.ximg exists
[Mon Oct  3 15:28:03 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass1_src53_1.ximg exists
[Mon Oct  3 15:28:03 2011] Fit fullrun_ccd2_acisf10096_pi14-548_cl_pass1_src53 appears to have run properly
[Mon Oct  3 15:28:08 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass1_tfrozen_src53.ximg exists
[Mon Oct  3 15:28:09 2011] fullrun_ccd2_acisf10096_pi14-548_cl_pass1_tfrozen_src53_1.ximg exists
[Mon Oct  3 15:28:09 2011] Fit fullrun_ccd2_acisf10096_pi14-548_cl_pass1_tfrozen_src53 appears to have run properly
[Mon Oct  3 15:29:52 2011] Warning, spatial fit 53 centroid is now closest to src. 544
[Mon Oct  3 15:29:52 2011] Vigneting correction estimate = 1.000000
[Mon Oct  3 15:29:52 2011] Source flux estimate in the 0.3-8.0 bandpass, Gamma=1.800000 = 0 
[Mon Oct  3 15:29:52 2011] Assessing source extent using major axis lower bound
[Mon Oct  3 15:29:52 2011] Source does appear to be extended
[Mon Oct  3 15:29:52 2011] Computing asymmetry using major and minor axis, asym = 1.00
[Mon Oct  3 15:58:45 2011] Not overwriting source region fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.reg
[Mon Oct  3 15:58:45 2011] Extracting stamp from image fullrun_ccd2_acisf10096_pi14-548_cl_sm2.00.img.gz, (931, 458) - (1069, 595)
[Mon Oct  3 15:58:45 2011] Writing fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539.gif
[Mon Oct  3 16:02:27 2011] ../../acisf10096/products/events/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.evt and ../../acisf10096/products/events/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_bgd.evt exist, delete to re-create
[Mon Oct  3 16:02:27 2011] Size of ../../acisf10096/products/events/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.evt.gz[events] = 5584 counts
[Mon Oct  3 16:02:27 2011] Mean chipx,y = (486.28, 856.44)
[Mon Oct  3 16:02:27 2011] Mean tdetx,y = (3917.44, 3599.72)
[Mon Oct  3 16:02:27 2011] chipx,y range = (460.00-516.00, 827.00-885.00)
[Mon Oct  3 16:02:27 2011] Size of ../../acisf10096/products/events/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_bgd.evt.gz[events] = 14682 counts
[Mon Oct  3 16:02:27 2011] ../../acisf10096/products/images/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.img and ../../acisf10096/products/images/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_bgd.img exist, delete to re-create
[Mon Oct  3 16:02:27 2011] ../../acisf10096/products/spectra/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.pi and ../../acisf10096/products/spectra/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_bgd.pi exist, delete to re-create
[Mon Oct  3 16:02:30 2011] ../../acisf10096/products/lightcurves/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.lc and ../../acisf10096/products/lightcurves/fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_bgd.lc exist, delete to re-create
[Mon Oct  3 16:15:14 2011] Keeping rmf generated by specextract
[Mon Oct  3 16:15:15 2011] 184.995
[Mon Oct  3 16:45:43 2011] Updating aperture counts using extracted products
[Mon Oct  3 16:45:43 2011] Error reading totcts from fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539_src.pi.gz
[Mon Oct  3 16:45:58 2011] Calculating source flux in energy range 0.30-8.00
[Mon Oct  3 16:45:58 2011] Using photon index=1.80, rate=0.00256, arf fullrun_ccd2_acisf10096_pi14-548_pass1_cl_src539.arf
[Mon Oct  3 16:45:58 2011] Assuming count rate is from the 0.20-8.00 bandpass
[Mon Oct  3 16:45:58 2011] Updating source flux to 3.8e-14