Started working on galaxy NGC3876_GROUP at Tue Jun 16 19:08:06 2020
Read 2 galaxy(ies) from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-sample.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-tractor.fits
Read 340 sources from /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-tractor.fits
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-maskbits.fits.fz
Sort by flux!  [ 5423.8965     82.73962]
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-image-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-model-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-invvar-g.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-image-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-model-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-invvar-r.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-image-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-model-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-invvar-z.fits.fz
Reading /global/cscratch1/sd/ioannis/SGA-data-dr9alpha/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-psf-r.fits.fz
Building masked image for central 1/2.
 Pixels used: 42927
 Peak Img[j, k]: 470 417
 Mean (j, k): 472.78 418.17
 Theta (deg): 169.1
 Astro PA (deg): 100.9
 Eps: 0.408
 Major axis (pix): 160.7
472.782545086 471.59 418.168277413 416.473
Building masked image for central 2/2.
 Pixels used: 2051
 Peak Img[j, k]: 490 675
 Mean (j, k): 489.24 672.53
 Theta (deg): 171.6
 Astro PA (deg): 98.4
 Eps: 0.351
 Major axis (pix): 37.1
489.238990853 489.823 672.525048611 673.976
Starting ellipse-fitting for galaxy 1171289
Fitting g-band took......83.744 sec
Fitting r-band took......82.312 sec
Fitting z-band took......87.160 sec
Time for all images = 253.217 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 15141.45
r CoG modeling succeeded with a chi^2 minimum of 8040.70
z CoG modeling succeeded with a chi^2 minimum of 3217.76
Time = 0.289 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/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-1171289-ellipse.fits
Starting ellipse-fitting for galaxy 1342403
Fitting g-band took......2.622 sec
Fitting r-band took......2.612 sec
Fitting z-band took......2.979 sec
Time for all images = 8.213 sec
Performing elliptical aperture photometry.
g CoG modeling succeeded with a chi^2 minimum of 407.06
r CoG modeling succeeded with a chi^2 minimum of 280.10
z CoG modeling succeeded with a chi^2 minimum of 190.96
Time = 0.037 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/176/NGC3876_GROUP/NGC3876_GROUP-largegalaxy-1342403-ellipse.fits
Finished galaxy NGC3876_GROUP in 4.950 minutes.