Started working on galaxy PGC001634 at Wed Jun 17 03:45:59 2020 Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-sample.fits Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-tractor.fits Read 525 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-tractor.fits Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-maskbits.fits.fz Sort by flux! [ 6927.447] Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-image-g.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-model-g.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-invvar-g.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-image-r.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-model-r.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-invvar-r.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-image-z.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-model-z.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-largegalaxy-invvar-z.fits.fz Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/006/PGC001634/PGC001634-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: 35512 Peak Img[j, k]: 449 449 Mean (j, k): 448.59 430.49 Theta (deg): 157.6 Astro PA (deg): 112.4 Eps: 0.707 Major axis (pix): 227.8 Iteratively unmasking pixels: r=227.84 pixels r=227.84 pixels r=318.88 pixels r=318.95 pixels r=318.95 pixels 442.316533915 451.449 391.353848164 453.462 Peak position has moved by more than 10 pixels---falling back on Tractor geometry! r=231.75 pixels Starting ellipse-fitting for galaxy 714052 Fitting g-band took......134.215 sec Fitting r-band took......129.131 sec Fitting z-band took......131.626 sec Time for all images = 394.973 sec Performing elliptical aperture photometry. g CoG modeling succeeded with a chi^2 minimum of 29143.68 r CoG modeling succeeded with a chi^2 minimum of 123517.97 z CoG modeling succeeded with a chi^2 minimum of 26708.33 Time = 1.161 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/006/PGC001634/PGC001634-largegalaxy-714052-ellipse.fits Finished galaxy PGC001634 in 7.906 minutes.