Started working on galaxy PGC1691831 at Wed Jun 17 14:02:34 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-tractor.fits
Read 31 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 224.70946]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/PGC1691831/PGC1691831-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
 Pixels used: 3696
 Peak Img[j, k]: 155 156
 Mean (j, k): 155.58 156.36
 Theta (deg): 108.9
 Astro PA (deg): 161.1
 Eps: 0.659
 Major axis (pix): 61.7
155.58297027 154.251 156.356850956 155.669
Starting ellipse-fitting for galaxy 397916
Fitting g-band took......9.409 sec
Fitting r-band took......10.555 sec
Fitting z-band took......9.892 sec
Time for all images = 29.856 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 1317.17
r CoG modeling succeeded with a chi^2 minimum of 906.96
z CoG modeling succeeded with a chi^2 minimum of 616.65
Time = 0.073 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/PGC1691831/PGC1691831-largegalaxy-397916-ellipse.fits
Finished galaxy PGC1691831 in 1.190 minutes.