Started working on galaxy PGC491876 at Wed Jun 17 16:43:28 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-tractor.fits
Read 84 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 514.9822]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/353/PGC491876/PGC491876-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
 Pixels used: 3833
 Peak Img[j, k]: 190 188
 Mean (j, k): 190.03 191.50
 Theta (deg): 171.7
 Astro PA (deg): 98.3
 Eps: 0.688
 Major axis (pix): 67.5
190.03394319 189.976 191.504330105 189.18
Starting ellipse-fitting for galaxy 765173
Fitting g-band took......6.452 sec
Fitting r-band took......5.991 sec
Fitting z-band took......6.463 sec
Time for all images = 18.906 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 4010.79
r CoG modeling succeeded with a chi^2 minimum of 8946.01
z CoG modeling succeeded with a chi^2 minimum of 6087.31
Time = 0.053 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/353/PGC491876/PGC491876-largegalaxy-765173-ellipse.fits
Finished galaxy PGC491876 in 0.931 minutes.