Started working on galaxy PGC1987903 at Tue Jun 16 15:04:31 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-tractor.fits
Read 37 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 344.3936]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/253/PGC1987903/PGC1987903-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: 1011
 Peak Img[j, k]: 119 118
 Mean (j, k): 120.81 116.99
 Theta (deg): 67.3
 Astro PA (deg): 22.7
 Eps: 0.541
 Major axis (pix): 38.2
Iteratively unmasking pixels:
  r=38.23 pixels
  r=38.23 pixels
  r=48.55 pixels
  r=51.76 pixels
118.242139056 118.565 117.903392831 117.866
Starting ellipse-fitting for galaxy 185541
Fitting g-band took......2.718 sec
Fitting r-band took......2.629 sec
Fitting z-band took......2.769 sec
Time for all images = 8.116 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 1315.95
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 29153.25
z CoG modeling succeeded with a chi^2 minimum of 19744.07
Time = 0.043 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/253/PGC1987903/PGC1987903-largegalaxy-185541-ellipse.fits
Finished galaxy PGC1987903 in 0.258 minutes.