Started working on galaxy UGC01856 at Thu Jun 18 04:38:45 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-tractor.fits
Read 997 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 1527.5298]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/UGC01856/UGC01856-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: 10108
 Peak Img[j, k]: 732 733
 Mean (j, k): 735.06 737.16
 Theta (deg): 150.6
 Astro PA (deg): 119.4
 Eps: 0.816
 Major axis (pix): 132.6
Iteratively unmasking pixels:
  r=132.58 pixels
  r=132.58 pixels
  r=163.91 pixels
  r=208.72 pixels
  r=247.33 pixels
739.119789143 732.817 721.787883713 735.014
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=173.01 pixels
Starting ellipse-fitting for galaxy 434505
Fitting g-band took......40.176 sec
Fitting r-band took......39.360 sec
Fitting z-band took......37.831 sec
Time for all images = 117.368 sec
Performing elliptical aperture photometry.
Insufficient profile to measure the radius at 25.0 mag/arcsec2!
Insufficient profile to measure the radius at 25.5 mag/arcsec2!
Insufficient profile to measure the radius at 26.0 mag/arcsec2!
g CoG modeling succeeded with a chi^2 minimum of 164332.55
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 24375.09
z CoG modeling succeeded with a chi^2 minimum of 5121.05
Time = 0.646 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/036/UGC01856/UGC01856-largegalaxy-434505-ellipse.fits
Finished galaxy UGC01856 in 3.395 minutes.