Started working on galaxy PGC1997161 at Tue Jun 16 13:20:21 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-tractor.fits
Read 13 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 584.39594]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/163/PGC1997161/PGC1997161-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: 640
 Peak Img[j, k]: 128 127
 Mean (j, k): 127.94 127.43
 Theta (deg): 96.4
 Astro PA (deg): 173.6
 Eps: 0.323
 Major axis (pix): 17.4
Iteratively unmasking pixels:
  r=17.43 pixels
  r=17.43 pixels
  r=20.93 pixels
  r=24.73 pixels
  r=29.46 pixels
127.858439731 128.054 127.450073076 127.387
Starting ellipse-fitting for galaxy 183560
Fitting g-band took......2.204 sec
Fitting r-band took......2.322 sec
Fitting z-band took......2.275 sec
Time for all images = 6.802 sec
Performing elliptical aperture photometry.
Insufficient profile to measure the radius at 23.0 mag/arcsec2!
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 95.94
r CoG modeling succeeded with a chi^2 minimum of 101.76
z CoG modeling succeeded with a chi^2 minimum of 1143.74
Time = 0.024 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/163/PGC1997161/PGC1997161-largegalaxy-183560-ellipse.fits
Finished galaxy PGC1997161 in 0.170 minutes.