Started working on galaxy NGC4789_GROUP at Tue Jun 16 13:36:01 2020
Read 2 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-tractor.fits
Read 785 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 12903.71      968.2652]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-psf-r.fits.fz
Building masked image for central 1/2.
Central position has been masked, possibly by a star (or saturated core).
 Pixels used: 74392
 Peak Img[j, k]: 618 706
 Mean (j, k): 601.72 705.00
 Theta (deg): 88.9
 Astro PA (deg): 1.1
 Eps: 0.297
 Major axis (pix): 251.3
Iteratively unmasking pixels:
  r=251.27 pixels
  r=251.27 pixels
  r=368.71 pixels
  r=370.17 pixels
658.335866279 617.606 713.979295199 705.624
Peak position has moved by more than 10 pixels---falling back on Tractor geometry!
  r=128.32 pixels
Building masked image for central 2/2.
Central position has been masked, possibly by a star (or saturated core).
 Pixels used: 6393
 Peak Img[j, k]: 840 539
 Mean (j, k): 839.68 538.83
 Theta (deg): 154.8
 Astro PA (deg): 115.2
 Eps: 0.085
 Major axis (pix): 60.2
Iteratively unmasking pixels:
  r=60.17 pixels
  r=60.17 pixels
  r=72.30 pixels
839.392000744 839.492 539.080751414 539.132
Starting ellipse-fitting for galaxy 114097
Fitting g-band took......93.879 sec
Fitting r-band took......88.747 sec
Fitting z-band took......90.355 sec
Time for all images = 272.980 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 210386.81
r CoG modeling succeeded with a chi^2 minimum of 55408.75
z CoG modeling succeeded with a chi^2 minimum of 113440.77
Time = 0.244 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/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-114097-ellipse.fits
Starting ellipse-fitting for galaxy 1357971
Fitting g-band took......17.828 sec
Fitting r-band took......17.643 sec
Fitting z-band took......16.703 sec
Time for all images = 52.174 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 182.15
r CoG modeling succeeded with a chi^2 minimum of 68.81
z CoG modeling succeeded with a chi^2 minimum of 396.95
Time = 0.092 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/193/NGC4789_GROUP/NGC4789_GROUP-largegalaxy-1357971-ellipse.fits
Finished galaxy NGC4789_GROUP in 6.264 minutes.