Started working on galaxy PGC2536547 at Wed Jun 17 21:13:06 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-tractor.fits
Read 26 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 309.01337]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/128/PGC2536547/PGC2536547-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: 2275
 Peak Img[j, k]: 128 129
 Mean (j, k): 127.87 128.84
 Theta (deg): 137.3
 Astro PA (deg): 132.7
 Eps: 0.289
 Major axis (pix): 31.7
Iteratively unmasking pixels:
  r=31.69 pixels
  r=31.69 pixels
  r=38.12 pixels
  r=46.60 pixels
  r=93.02 pixels
160.43088932 127.837 170.816849107 128.575
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=42.01 pixels
Starting ellipse-fitting for galaxy 1186915
Fitting g-band took......6.521 sec
Fitting r-band took......6.205 sec
Fitting z-band took......6.106 sec
Time for all images = 18.832 sec
Performing elliptical aperture photometry.
g CoG modeling failed.
g CoG modeling succeeded with a chi^2 minimum of 98760646.60
r CoG modeling failed.
r CoG modeling succeeded with a chi^2 minimum of 38955986.55
WARNING: The fit may be unsuccessful; check fit_info['message'] for more information. [astropy.modeling.fitting]
z CoG modeling succeeded with a chi^2 minimum of 283331.81
Time = 0.051 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/128/PGC2536547/PGC2536547-largegalaxy-1186915-ellipse.fits
Finished galaxy PGC2536547 in 0.923 minutes.