Started working on galaxy PGC503833 at Thu Jun 18 05:02:22 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-tractor.fits
Read 103 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 330.36005]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/304/PGC503833/PGC503833-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: 5717
 Peak Img[j, k]: 258 256
 Mean (j, k): 263.29 261.54
 Theta (deg): 149.5
 Astro PA (deg): 120.5
 Eps: 0.579
 Major axis (pix): 74.4
Iteratively unmasking pixels:
  r=74.43 pixels
  r=74.43 pixels
  r=89.31 pixels
263.285268169 261.683 261.544902538 258.917
Starting ellipse-fitting for galaxy 953525
Fitting g-band took......7.962 sec
Fitting r-band took......7.773 sec
Fitting z-band took......7.869 sec
Time for all images = 23.604 sec
Performing elliptical aperture photometry.
Insufficient profile to measure the radius at 22.0 mag/arcsec2!
Insufficient profile to measure the radius at 22.5 mag/arcsec2!
g CoG modeling succeeded with a chi^2 minimum of 169.28
r CoG modeling succeeded with a chi^2 minimum of 178.93
z CoG modeling succeeded with a chi^2 minimum of 65.23
Time = 0.059 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/304/PGC503833/PGC503833-largegalaxy-953525-ellipse.fits
Finished galaxy PGC503833 in 1.108 minutes.