Started working on galaxy PGC1577536 at Wed Jun 17 07:25:37 2020
Read 1 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-tractor.fits
Read 52 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 583.4799]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/228/PGC1577536/PGC1577536-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: 3977
 Peak Img[j, k]: 238 238
 Mean (j, k): 238.38 237.54
 Theta (deg): 3.5
 Astro PA (deg): 86.5
 Eps: 0.706
 Major axis (pix): 63.8
Iteratively unmasking pixels:
  r=63.79 pixels
  r=63.79 pixels
  r=76.55 pixels
  r=91.32 pixels
  r=107.59 pixels
238.926210994 238.494 238.897996896 237.537
Starting ellipse-fitting for galaxy 1345345
Fitting g-band took......12.128 sec
Fitting r-band took......11.414 sec
Fitting z-band took......11.736 sec
Time for all images = 35.278 sec
Performing elliptical aperture photometry.
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 772.10
r CoG modeling succeeded with a chi^2 minimum of 1039.47
z CoG modeling succeeded with a chi^2 minimum of 2621.01
Time = 0.098 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/228/PGC1577536/PGC1577536-largegalaxy-1345345-ellipse.fits
Finished galaxy PGC1577536 in 1.274 minutes.