Started working on galaxy PGC1880831 at Wed Jun 17 16:44:03 2020 Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-sample.fits Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-tractor.fits Read 75 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-tractor.fits Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-maskbits.fits.fz Sort by flux! [ 268.70813] Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-image-g.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-model-g.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-invvar-g.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-image-r.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-model-r.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-invvar-r.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-image-z.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-model-z.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-largegalaxy-invvar-z.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/276/PGC1880831/PGC1880831-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: 2644 Peak Img[j, k]: 193 195 Mean (j, k): 192.98 194.40 Theta (deg): 36.4 Astro PA (deg): 53.6 Eps: 0.426 Major axis (pix): 39.1 Iteratively unmasking pixels: r=39.07 pixels r=39.07 pixels r=46.94 pixels r=56.31 pixels r=61.94 pixels 193.442592463 192.591 193.251567116 194.62 Starting ellipse-fitting for galaxy 964723 Fitting g-band took......3.894 sec Fitting r-band took......3.794 sec Fitting z-band took......3.788 sec Time for all images = 11.476 sec Performing elliptical aperture photometry. g CoG modeling succeeded with a chi^2 minimum of 905.12 r CoG modeling succeeded with a chi^2 minimum of 809.22 z CoG modeling succeeded with a chi^2 minimum of 126.00 Time = 0.043 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/276/PGC1880831/PGC1880831-largegalaxy-964723-ellipse.fits Finished galaxy PGC1880831 in 0.846 minutes.