Started working on galaxy NGC6702 at Thu Jun 18 14:58:40 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-tractor.fits
Read 804 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 15912.217]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/281/NGC6702/NGC6702-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: 166354
 Peak Img[j, k]: 563 565
 Mean (j, k): 561.12 563.88
 Theta (deg): 28.3
 Astro PA (deg): 61.7
 Eps: 0.155
 Major axis (pix): 291.2
Iteratively unmasking pixels:
  r=291.25 pixels
  r=291.25 pixels
  r=403.66 pixels
  r=427.94 pixels
599.910149489 562.661 523.030861496 565.284
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=145.36 pixels
Starting ellipse-fitting for galaxy 408958
Fitting g-band took......66.761 sec
Fitting r-band took......65.251 sec
Fitting z-band took......67.253 sec
Time for all images = 199.264 sec
Performing elliptical aperture photometry.
Insufficient profile to measure the radius at 25.0 mag/arcsec2!
Insufficient profile to measure the radius at 25.5 mag/arcsec2!
Insufficient profile to measure the radius at 26.0 mag/arcsec2!
g CoG modeling succeeded with a chi^2 minimum of 100.72
r CoG modeling succeeded with a chi^2 minimum of 53.04
z CoG modeling succeeded with a chi^2 minimum of 1148.70
Time = 0.300 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/281/NGC6702/NGC6702-largegalaxy-408958-ellipse.fits
Finished galaxy NGC6702 in 4.398 minutes.