Started working on galaxy PGC520755 at Wed Jun 17 09:55:00 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-tractor.fits
Read 81 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 225.57712]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/036/PGC520755/PGC520755-largegalaxy-psf-r.fits.fz
Building masked image for central 1/1.
 Pixels used: 3429
 Peak Img[j, k]: 159 163
 Mean (j, k): 157.80 159.72
 Theta (deg): 117.8
 Astro PA (deg): 152.2
 Eps: 0.299
 Major axis (pix): 46.4
157.795199791 159.28 159.722001683 162.883
Starting ellipse-fitting for galaxy 228495
Fitting g-band took......3.955 sec
Fitting r-band took......4.001 sec
Fitting z-band took......3.818 sec
Time for all images = 11.773 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 1876.19
r CoG modeling succeeded with a chi^2 minimum of 1311.13
z CoG modeling succeeded with a chi^2 minimum of 194.27
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/036/PGC520755/PGC520755-largegalaxy-228495-ellipse.fits
Finished galaxy PGC520755 in 0.768 minutes.