Started working on galaxy PGC2257255 at Thu Jun 18 17:03:38 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-tractor.fits
Read 102 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 2673.3774]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/277/PGC2257255/PGC2257255-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: 29321
 Peak Img[j, k]: 200 207
 Mean (j, k): 205.32 203.72
 Theta (deg): 103.8
 Astro PA (deg): 166.2
 Eps: 0.215
 Major axis (pix): 118.7
Iteratively unmasking pixels:
  r=118.71 pixels
  r=118.71 pixels
  r=143.23 pixels
205.197456508 207.461 204.196296937 203.738
Starting ellipse-fitting for galaxy 489948
Fitting g-band took......33.102 sec
Fitting r-band took......31.486 sec
Fitting z-band took......35.214 sec
Time for all images = 99.802 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 675.47
r CoG modeling succeeded with a chi^2 minimum of 48.63
z CoG modeling succeeded with a chi^2 minimum of 4762.59
Time = 0.094 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/277/PGC2257255/PGC2257255-largegalaxy-489948-ellipse.fits
Finished galaxy PGC2257255 in 2.275 minutes.