Started working on galaxy PGC2037823 at Tue Jun 16 19:44:43 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-tractor.fits
Read 17 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 218.38654]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/195/PGC2037823/PGC2037823-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: 3590
 Peak Img[j, k]: 125 125
 Mean (j, k): 123.43 126.44
 Theta (deg): 48.2
 Astro PA (deg): 41.8
 Eps: 0.575
 Major axis (pix): 56.8
Iteratively unmasking pixels:
  r=56.77 pixels
  r=56.77 pixels
  r=68.06 pixels
  r=119.83 pixels
  r=141.91 pixels
72.6015366281 124.745 197.797982629 125.211
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=78.18 pixels
Starting ellipse-fitting for galaxy 758887
Fitting g-band took......9.137 sec
Fitting r-band took......8.147 sec
Fitting z-band took......8.488 sec
Time for all images = 25.772 sec
Performing elliptical aperture photometry.
g CoG modeling failed.
g CoG modeling succeeded with a chi^2 minimum of 8740173.43
r CoG modeling failed.
r CoG modeling succeeded with a chi^2 minimum of 1796972.44
z CoG modeling succeeded with a chi^2 minimum of 588126.85
Time = 0.067 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/195/PGC2037823/PGC2037823-largegalaxy-758887-ellipse.fits
Finished galaxy PGC2037823 in 1.117 minutes.