Started working on galaxy PGC2747421 at Thu Jun 18 18:53:13 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-tractor.fits
Read 105 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 1793.9108]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC2747421/PGC2747421-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: 21864
 Peak Img[j, k]: 261 262
 Mean (j, k): 258.71 262.07
 Theta (deg): 1.3
 Astro PA (deg): 88.7
 Eps: 0.199
 Major axis (pix): 126.5
Iteratively unmasking pixels:
  r=126.54 pixels
  r=126.54 pixels
  r=151.84 pixels
258.706840022 260.5 262.068104352 261.428
Starting ellipse-fitting for galaxy 150182
Fitting g-band took......53.550 sec
Fitting r-band took......49.304 sec
Fitting z-band took......55.860 sec
Time for all images = 158.713 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 277.28
r CoG modeling succeeded with a chi^2 minimum of 225.83
z CoG modeling succeeded with a chi^2 minimum of 544.86
Time = 0.089 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/163/PGC2747421/PGC2747421-largegalaxy-150182-ellipse.fits
Finished galaxy PGC2747421 in 2.871 minutes.