Started working on galaxy PGC1895546 at Thu Jun 18 05:29:50 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-tractor.fits
Read 20 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 312.9506]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1895546/PGC1895546-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: 2944
 Peak Img[j, k]: 136 136
 Mean (j, k): 136.53 135.68
 Theta (deg): 35.0
 Astro PA (deg): 55.0
 Eps: 0.597
 Major axis (pix): 49.4
Iteratively unmasking pixels:
  r=49.39 pixels
  r=49.39 pixels
  r=59.52 pixels
  r=69.73 pixels
  r=80.85 pixels
143.165013162 135.979 130.313213743 135.952
Starting ellipse-fitting for galaxy 1229831
Fitting g-band took......5.289 sec
Fitting r-band took......5.213 sec
Fitting z-band took......6.092 sec
Time for all images = 16.593 sec
Performing elliptical aperture photometry.
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 8162.56
r CoG modeling succeeded with a chi^2 minimum of 5808.61
z CoG modeling succeeded with a chi^2 minimum of 1944.67
Time = 0.066 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/PGC1895546/PGC1895546-largegalaxy-1229831-ellipse.fits
Finished galaxy PGC1895546 in 1.188 minutes.