Started working on galaxy PGC2550760 at Thu Jun 18 14:04:49 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-tractor.fits
Read 38 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 882.3271]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/272/PGC2550760/PGC2550760-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
 Pixels used: 4696
 Peak Img[j, k]: 146 144
 Mean (j, k): 135.41 146.27
 Theta (deg): 131.1
 Astro PA (deg): 138.9
 Eps: 0.268
 Major axis (pix): 54.5
135.414182192 145.6 146.274756843 143.263
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=62.60 pixels
Starting ellipse-fitting for galaxy 1038163
Fitting g-band took......7.506 sec
Fitting r-band took......8.260 sec
Fitting z-band took......8.173 sec
Time for all images = 23.939 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 2729.62
r CoG modeling succeeded with a chi^2 minimum of 1829.95
z CoG modeling succeeded with a chi^2 minimum of 2166.26
Time = 0.030 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/272/PGC2550760/PGC2550760-largegalaxy-1038163-ellipse.fits
Finished galaxy PGC2550760 in 1.688 minutes.