Started working on galaxy PGC2684020 at Thu Jun 18 04:10:47 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-tractor.fits
Read 70 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 946.3838]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/103/PGC2684020/PGC2684020-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: 4745
 Peak Img[j, k]: 215 227
 Mean (j, k): 195.63 246.71
 Theta (deg): 117.7
 Astro PA (deg): 152.3
 Eps: 0.722
 Major axis (pix): 101.4
Iteratively unmasking pixels:
  r=101.35 pixels
  r=101.35 pixels
  r=114.60 pixels
  r=147.53 pixels
  r=149.19 pixels
239.282500232 219.135 176.791728069 216.965
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=33.60 pixels
Starting ellipse-fitting for galaxy 140994
Fitting g-band took......3.237 sec
Fitting r-band took......3.317 sec
Fitting z-band took......3.361 sec
Time for all images = 9.915 sec
Performing elliptical aperture photometry.
Insufficient profile to measure the radius at 23.5 mag/arcsec2!
Insufficient profile to measure the radius at 24.0 mag/arcsec2!
Insufficient profile to measure the radius at 24.5 mag/arcsec2!
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 16.15
r CoG modeling succeeded with a chi^2 minimum of 50.25
z CoG modeling succeeded with a chi^2 minimum of 412.67
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/103/PGC2684020/PGC2684020-largegalaxy-140994-ellipse.fits
Finished galaxy PGC2684020 in 0.935 minutes.