Started working on galaxy PGC558868 at Wed Jun 17 07:00:37 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-tractor.fits
Read 80 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 461.9408]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/083/PGC558868/PGC558868-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: 4378
 Peak Img[j, k]: 161 162
 Mean (j, k): 160.68 160.24
 Theta (deg): 29.1
 Astro PA (deg): 60.9
 Eps: 0.569
 Major axis (pix): 60.7
Iteratively unmasking pixels:
  r=60.74 pixels
  r=60.74 pixels
  r=72.96 pixels
  r=73.08 pixels
  r=74.21 pixels
149.226650126 161.258 157.363097251 161.73
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=78.66 pixels
Starting ellipse-fitting for galaxy 1345286
Fitting g-band took......10.833 sec
Fitting r-band took......10.686 sec
Fitting z-band took......10.710 sec
Time for all images = 32.230 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 1583.79
r CoG modeling succeeded with a chi^2 minimum of 28051.50
z CoG modeling succeeded with a chi^2 minimum of 4230.53
Time = 0.066 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/083/PGC558868/PGC558868-largegalaxy-1345286-ellipse.fits
Finished galaxy PGC558868 in 1.194 minutes.