Started working on galaxy PGC915793 at Tue Jun 16 18:07:38 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-tractor.fits
Read 41 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 534.54126]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/142/PGC915793/PGC915793-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: 4387
 Peak Img[j, k]: 197 198
 Mean (j, k): 197.23 198.00
 Theta (deg): 176.5
 Astro PA (deg): 93.5
 Eps: 0.628
 Major axis (pix): 69.2
Iteratively unmasking pixels:
  r=69.20 pixels
  r=69.20 pixels
  r=83.70 pixels
  r=85.67 pixels
197.20537397 197.099 197.372423889 197.704
Starting ellipse-fitting for galaxy 856015
Fitting g-band took......6.396 sec
Fitting r-band took......6.228 sec
Fitting z-band took......6.393 sec
Time for all images = 19.017 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 797.73
r CoG modeling succeeded with a chi^2 minimum of 2642.38
z CoG modeling succeeded with a chi^2 minimum of 585.74
Time = 0.059 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/142/PGC915793/PGC915793-largegalaxy-856015-ellipse.fits
Finished galaxy PGC915793 in 0.955 minutes.