Started working on galaxy PGC1937431 at Wed Jun 17 18:32:39 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-tractor.fits
Read 31 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 215.87088]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/166/PGC1937431/PGC1937431-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
 Pixels used: 1432
 Peak Img[j, k]: 116 116
 Mean (j, k): 115.40 116.15
 Theta (deg): 11.8
 Astro PA (deg): 78.2
 Eps: 0.571
 Major axis (pix): 33.2
115.400083204 115.551 116.151460882 116.133
Starting ellipse-fitting for galaxy 1335198
Fitting g-band took......1.416 sec
Fitting r-band took......1.438 sec
Fitting z-band took......1.367 sec
Time for all images = 4.221 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 378.04
r CoG modeling succeeded with a chi^2 minimum of 556.29
z CoG modeling succeeded with a chi^2 minimum of 696.44
Time = 0.033 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/166/PGC1937431/PGC1937431-largegalaxy-1335198-ellipse.fits
Finished galaxy PGC1937431 in 0.813 minutes.