Started working on galaxy SDSSJ015606.36-000027.1 at Wed Jun 17 19:46:34 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-tractor.fits
Read 45 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 63.3585]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-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: 790
 Peak Img[j, k]: 133 133
 Mean (j, k): 134.02 134.86
 Theta (deg): 146.7
 Astro PA (deg): 123.3
 Eps: 0.810
 Major axis (pix): 42.1
Iteratively unmasking pixels:
  r=42.08 pixels
  r=42.08 pixels
  r=50.68 pixels
  r=98.13 pixels
  r=108.68 pixels
160.995475959 133.648 217.55174126 134.185
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=56.42 pixels
Starting ellipse-fitting for galaxy 217972
Fitting g-band took......3.980 sec
Fitting r-band took......3.814 sec
Fitting z-band took......3.960 sec
Time for all images = 11.755 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 300.20
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 1783902.04
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 28772.03
Time = 0.051 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/029/SDSSJ015606.36-000027.1/SDSSJ015606.36-000027.1-largegalaxy-217972-ellipse.fits
Finished galaxy SDSSJ015606.36-000027.1 in 1.373 minutes.