Started working on galaxy PGC1621311 at Wed Jun 17 05:06:26 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-tractor.fits
Read 28 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 233.386]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1621311/PGC1621311-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: 1066
 Peak Img[j, k]: 160 168
 Mean (j, k): 160.03 168.49
 Theta (deg): 34.9
 Astro PA (deg): 55.1
 Eps: 0.817
 Major axis (pix): 43.4
Iteratively unmasking pixels:
  r=43.44 pixels
  r=43.44 pixels
  r=52.14 pixels
  r=62.61 pixels
  r=73.73 pixels
160.608494822 160.108 167.764025264 168.231
Starting ellipse-fitting for galaxy 586828
Fitting g-band took......3.603 sec
Fitting r-band took......3.585 sec
Fitting z-band took......3.551 sec
Time for all images = 10.739 sec
Performing elliptical aperture photometry.
Insufficient profile to measure the radius at 23.5 mag/arcsec2!
Insufficient profile to measure the radius at 24.0 mag/arcsec2!
Insufficient profile to measure the radius at 24.5 mag/arcsec2!
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 3050.85
r CoG modeling succeeded with a chi^2 minimum of 3654.28
z CoG modeling succeeded with a chi^2 minimum of 1654.03
Time = 0.057 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/176/PGC1621311/PGC1621311-largegalaxy-586828-ellipse.fits
Finished galaxy PGC1621311 in 0.781 minutes.