Started working on galaxy PGC1874868 at Wed Jun 17 18:19:10 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-tractor.fits
Read 64 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 393.75723]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/347/PGC1874868/PGC1874868-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: 5897
 Peak Img[j, k]: 234 234
 Mean (j, k): 231.13 233.41
 Theta (deg): 91.7
 Astro PA (deg): 178.3
 Eps: 0.576
 Major axis (pix): 72.9
Iteratively unmasking pixels:
  r=72.88 pixels
  r=72.88 pixels
  r=87.46 pixels
  r=91.56 pixels
231.49550181 233.447 233.54165909 233.615
Starting ellipse-fitting for galaxy 1065578
Fitting g-band took......7.680 sec
Fitting r-band took......7.874 sec
Fitting z-band took......7.587 sec
Time for all images = 23.141 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 2499.48
r CoG modeling succeeded with a chi^2 minimum of 828.30
z CoG modeling succeeded with a chi^2 minimum of 329.86
Time = 0.048 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/347/PGC1874868/PGC1874868-largegalaxy-1065578-ellipse.fits
Finished galaxy PGC1874868 in 1.012 minutes.