Started working on galaxy PGC018668 at Thu Jun 18 08:11:09 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-tractor.fits
Read 27 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 914.56964]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/093/PGC018668/PGC018668-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: 4736
 Peak Img[j, k]: 189 159
 Mean (j, k): 183.09 148.57
 Theta (deg): 51.4
 Astro PA (deg): 38.6
 Eps: 0.377
 Major axis (pix): 83.0
Iteratively unmasking pixels:
  r=82.98 pixels
  r=82.98 pixels
  r=115.52 pixels
186.326291106 163.183 132.217424679 160.691
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=52.95 pixels
Starting ellipse-fitting for galaxy 892270
Fitting g-band took......11.753 sec
Fitting r-band took......11.354 sec
Fitting z-band took......11.516 sec
Time for all images = 34.623 sec
Performing elliptical aperture photometry.
g CoG modeling failed.
g CoG modeling succeeded with a chi^2 minimum of 203032262.96
r CoG modeling failed.
WARNING: The fit may be unsuccessful; check fit_info['message'] for more information. [astropy.modeling.fitting]
r CoG modeling succeeded with a chi^2 minimum of 1217335.48
z CoG modeling failed.
WARNING: The fit may be unsuccessful; check fit_info['message'] for more information. [astropy.modeling.fitting]
z CoG modeling succeeded with a chi^2 minimum of 2398083.30
Time = 0.061 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/093/PGC018668/PGC018668-largegalaxy-892270-ellipse.fits
Finished galaxy PGC018668 in 1.187 minutes.