Started working on galaxy NGC3516 at Fri Jun 19 06:33:58 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-tractor.fits
Read 438 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 26725.76]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
Central position has been masked, possibly by a star (or saturated core).
 Pixels used: 185716
 Peak Img[j, k]: 671 657
 Mean (j, k): 659.64 656.29
 Theta (deg): 50.9
 Astro PA (deg): 39.1
 Eps: 0.184
 Major axis (pix): 302.5
Iteratively unmasking pixels:
  r=302.50 pixels
  r=302.50 pixels
  r=362.97 pixels
659.109874663 659.949 655.363037165 657.668
Starting ellipse-fitting for galaxy 853027
Fitting g-band took......586.227 sec
Fitting r-band took......575.689 sec
Fitting z-band took......656.302 sec
Time for all images = 1818.218 sec
Performing elliptical aperture photometry.
WARNING: The fit may be unsuccessful; check fit_info['message'] for more information. [astropy.modeling.fitting]
g CoG modeling succeeded with a chi^2 minimum of 3067.04
r CoG modeling succeeded with a chi^2 minimum of 2218.14
z CoG modeling succeeded with a chi^2 minimum of 16953.30
Time = 2.246 min
WARNING: The unit 'mgy / arcsec2' could not be saved in native FITS format and cannot be recovered in reading. If pyyaml is installed, it can roundtrip within astropy by using QTable both to write and read back, though one has to enable the unit before reading. [astropy.io.fits.convenience]
Writing /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/NGC3516/NGC3516-largegalaxy-853027-ellipse.fits
Finished galaxy NGC3516 in 33.238 minutes.