Started working on galaxy PGC1836921 at Wed Jun 17 10:14:41 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-tractor.fits
Read 12 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 464.87393]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/208/PGC1836921/PGC1836921-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
 Pixels used: 4976
 Peak Img[j, k]: 130 131
 Mean (j, k): 130.42 131.06
 Theta (deg): 86.9
 Astro PA (deg): 3.1
 Eps: 0.325
 Major axis (pix): 52.6
130.423854092 130.158 131.061244829 130.711
Starting ellipse-fitting for galaxy 641906
Fitting g-band took......8.390 sec
Fitting r-band took......8.481 sec
Fitting z-band took......9.892 sec
Time for all images = 26.763 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 1234.53
r CoG modeling succeeded with a chi^2 minimum of 1179.60
z CoG modeling succeeded with a chi^2 minimum of 433.07
Time = 0.031 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/208/PGC1836921/PGC1836921-largegalaxy-641906-ellipse.fits
Finished galaxy PGC1836921 in 1.023 minutes.