! Started logfile: J0256-2137_X_2014_05_31_pus_uvs.log on Sun Nov 27 18:00:13 2016 obs J0256-2137_X_2014_05_31_pus_uva.fits ! Reading UV FITS file: J0256-2137_X_2014_05_31_pus_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.973413 visibilities/baseline/integration-bin. ! Found source: J0256-2137 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.44388e+09 3.2e+07 1 3.2e+07 ! 02 2 8.47588e+09 3.2e+07 1 3.2e+07 ! 03 3 8.50788e+09 3.2e+07 1 3.2e+07 ! 04 4 8.53988e+09 3.2e+07 1 3.2e+07 ! 05 5 8.60388e+09 3.2e+07 1 3.2e+07 ! 06 6 8.63588e+09 3.2e+07 1 3.2e+07 ! 07 7 8.69988e+09 3.2e+07 1 3.2e+07 ! 08 8 8.73188e+09 3.2e+07 1 3.2e+07 ! 09 9 8.79588e+09 3.2e+07 1 3.2e+07 ! 10 10 8.82788e+09 3.2e+07 1 3.2e+07 ! 11 11 8.85988e+09 3.2e+07 1 3.2e+07 ! 12 12 8.89188e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 344 lines of history. ! ! Reading 29436 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0256-2137_X_2014_05_31_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.847086Jy sigma=0.009037 ! Fit after self-cal, rms=0.830530Jy sigma=0.008879 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.6646 mas, bmaj=1.762 mas, bpa=-4.942 degrees ! Estimated noise=698.24 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129487 Jy ! Component: 100 - total flux cleaned = 0.158716 Jy ! Total flux subtracted in 100 components = 0.158716 Jy ! Clean residual min=-0.007816 max=0.011226 Jy/beam ! Clean residual mean=-0.000067 rms=0.002045 Jy/beam ! Combined flux in latest and established models = 0.158716 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.158716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.087661Jy sigma=0.000879 ! Fit after self-cal, rms=0.087655Jy sigma=0.000878 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8149 mas, bmaj=2.055 mas, bpa=-3.722 degrees ! Estimated noise=391.261 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019238 Jy ! Component: 100 - total flux cleaned = 0.0289719 Jy ! Component: 150 - total flux cleaned = 0.03455 Jy ! Component: 200 - total flux cleaned = 0.0378381 Jy ! Total flux subtracted in 200 components = 0.0378381 Jy ! Clean residual min=-0.008369 max=0.006944 Jy/beam ! Clean residual mean=-0.000042 rms=0.001851 Jy/beam ! Combined flux in latest and established models = 0.196554 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 26 components and 0.196554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.083646Jy sigma=0.000832 ! Fit after self-cal, rms=0.083642Jy sigma=0.000832 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.12 HN 1.17 KP 0.92 ! LA 1.02 MK 0.99 NL 1.01 OV 0.98 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.14 HN 1.17 KP 0.86 ! LA 1.01 MK 0.99 NL 1.02 OV 0.96 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.11 HN 1.18 KP 0.81 ! LA 1.03 MK 1.02 NL 1.00 OV 0.96 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.11 HN 1.12 KP 0.78 ! LA 1.02 MK 1.02 NL 0.99 OV 0.98 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.10 HN 1.10 KP 0.73 ! LA 1.04 MK 0.99 NL 1.03 OV 1.00 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.15 HN 1.10 KP 0.72 ! LA 1.05 MK 0.99 NL 1.04 OV 1.02 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.27 HN 1.27 KP 0.79 ! LA 1.13 MK 1.04 NL 1.08 OV 1.06 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.17 HN 1.17 KP 0.74 ! LA 1.02 MK 1.00 NL 1.03 OV 1.00 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.13 HN 1.20 KP 0.75 ! LA 1.03 MK 0.99 NL 1.00 OV 1.03 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 1.23 KP 0.80 ! LA 1.03 MK 1.03 NL 1.03 OV 1.01 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.12 HN 1.20 KP 0.82 ! LA 1.04 MK 1.02 NL 1.04 OV 1.00 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.11 HN 1.14 KP 0.86 ! LA 1.03 MK 1.05 NL 1.03 OV 1.02 ! PT 0.93 SC 1.03 ! ! ! Fit before self-cal, rms=0.083642Jy sigma=0.000832 ! Fit after self-cal, rms=0.082270Jy sigma=0.000789 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8227 mas, bmaj=2.059 mas, bpa=-3.31 degrees ! Estimated noise=391.752 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.6, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00383702 Jy ! Component: 100 - total flux cleaned = 0.00503651 Jy ! Component: 150 - total flux cleaned = 0.00535449 Jy ! Component: 200 - total flux cleaned = 0.00546082 Jy ! Total flux subtracted in 200 components = 0.00546082 Jy ! Clean residual min=-0.002124 max=0.002428 Jy/beam ! Clean residual mean=0.000002 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.202015 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.202015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082091Jy sigma=0.000786 ! Fit after self-cal, rms=0.082145Jy sigma=0.000785 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082145Jy sigma=0.000785 ! Fit after self-cal, rms=0.082646Jy sigma=0.000783 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8225 mas, bmaj=2.063 mas, bpa=-3.345 degrees ! Estimated noise=392.128 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019613 Jy ! Component: 100 - total flux cleaned = 0.00229976 Jy ! Component: 150 - total flux cleaned = 0.00233419 Jy ! Component: 200 - total flux cleaned = 0.00233459 Jy ! Total flux subtracted in 200 components = 0.00233459 Jy ! Clean residual min=-0.001639 max=0.001975 Jy/beam ! Clean residual mean=0.000003 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.204349 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 67 components and 0.204349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082595Jy sigma=0.000783 ! Fit after self-cal, rms=0.082593Jy sigma=0.000782 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (7, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165726 Jy ! Component: 100 - total flux cleaned = 0.00201035 Jy ! Component: 150 - total flux cleaned = 0.00209639 Jy ! Component: 200 - total flux cleaned = 0.00214706 Jy ! Total flux subtracted in 200 components = 0.00214706 Jy ! Clean residual min=-0.001732 max=0.001811 Jy/beam ! Clean residual mean=0.000005 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.206496 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 0.206496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082556Jy sigma=0.000782 ! Fit after self-cal, rms=0.082551Jy sigma=0.000782 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Added new window around map position (12.4, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000850649 Jy ! Component: 100 - total flux cleaned = 0.00110617 Jy ! Component: 150 - total flux cleaned = 0.0013131 Jy ! Component: 200 - total flux cleaned = 0.00138983 Jy ! Total flux subtracted in 200 components = 0.00138983 Jy ! Clean residual min=-0.001673 max=0.001380 Jy/beam ! Clean residual mean=0.000005 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.207886 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 88 components and 0.207886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082514Jy sigma=0.000782 ! Fit after self-cal, rms=0.082514Jy sigma=0.000782 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082514Jy sigma=0.000782 ! Fit after self-cal, rms=0.082528Jy sigma=0.000781 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8226 mas, bmaj=2.062 mas, bpa=-3.392 degrees ! Estimated noise=392.047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040383 Jy ! Component: 100 - total flux cleaned = 0.000403223 Jy ! Component: 150 - total flux cleaned = 0.000402872 Jy ! Component: 200 - total flux cleaned = 0.000402914 Jy ! Total flux subtracted in 200 components = 0.000402914 Jy ! Clean residual min=-0.001299 max=0.001271 Jy/beam ! Clean residual mean=0.000006 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.208289 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 98 components and 0.208289 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082512Jy sigma=0.000781 ! Fit after self-cal, rms=0.082509Jy sigma=0.000781 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123949 Jy ! Component: 100 - total flux cleaned = 0.000103063 Jy ! Component: 150 - total flux cleaned = 0.000103798 Jy ! Component: 200 - total flux cleaned = 0.000138196 Jy ! Total flux subtracted in 200 components = 0.000138196 Jy ! Clean residual min=-0.001309 max=0.001272 Jy/beam ! Clean residual mean=0.000006 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.208427 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 108 components and 0.208427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082501Jy sigma=0.000781 ! Fit after self-cal, rms=0.082499Jy sigma=0.000781 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082499Jy sigma=0.000781 ! Fit after self-cal, rms=0.082501Jy sigma=0.000781 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=2.231 mas, bmaj=4.812 mas, bpa=0.4872 degrees ! Estimated noise=492.772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199803 Jy ! Component: 100 - total flux cleaned = 0.000153568 Jy ! Component: 150 - total flux cleaned = 0.000115536 Jy ! Component: 200 - total flux cleaned = 4.47107e-05 Jy ! Total flux subtracted in 200 components = 4.47107e-05 Jy ! Clean residual min=-0.001384 max=0.001325 Jy/beam ! Clean residual mean=0.000009 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.208472 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 113 components and 0.208472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082497Jy sigma=0.000781 ! Fit after self-cal, rms=0.082495Jy sigma=0.000781 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190078 Jy ! Component: 100 - total flux cleaned = 0.000189118 Jy ! Component: 150 - total flux cleaned = 0.000162541 Jy ! Component: 200 - total flux cleaned = 0.000174533 Jy ! Total flux subtracted in 200 components = 0.000174533 Jy ! Clean residual min=-0.001366 max=0.001331 Jy/beam ! Clean residual mean=0.000010 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.208646 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 117 components and 0.208646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082494Jy sigma=0.000781 ! Fit after self-cal, rms=0.082492Jy sigma=0.000781 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8228 mas, bmaj=2.061 mas, bpa=-3.427 degrees ! Estimated noise=391.924 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8228 x 2.061 at -3.427 degrees (North through East) ! Clean map min=-0.0012703 max=0.16695 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.6678 mas, bmaj=1.759 mas, bpa=-4.628 degrees ! Estimated noise=709.941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131498 Jy ! Component: 100 - total flux cleaned = 0.161748 Jy ! Component: 150 - total flux cleaned = 0.174507 Jy ! Component: 200 - total flux cleaned = 0.181921 Jy ! Total flux subtracted in 200 components = 0.181921 Jy ! Clean residual min=-0.003178 max=0.004375 Jy/beam ! Clean residual mean=-0.000017 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.181921 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.181921 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8228 mas, bmaj=2.061 mas, bpa=-3.427 degrees ! Estimated noise=391.924 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00732132 Jy ! Component: 100 - total flux cleaned = 0.0118265 Jy ! Component: 150 - total flux cleaned = 0.0149927 Jy ! Component: 200 - total flux cleaned = 0.0171465 Jy ! Total flux subtracted in 200 components = 0.0171465 Jy ! Clean residual min=-0.001591 max=0.001745 Jy/beam ! Clean residual mean=-0.000009 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.199068 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 59 components and 0.199068 Jy ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=2.231 mas, bmaj=4.812 mas, bpa=0.4872 degrees ! Estimated noise=492.772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306682 Jy ! Component: 100 - total flux cleaned = 0.00494955 Jy ! Component: 150 - total flux cleaned = 0.00626126 Jy ! Component: 200 - total flux cleaned = 0.00709495 Jy ! Total flux subtracted in 200 components = 0.00709495 Jy ! Clean residual min=-0.001451 max=0.001290 Jy/beam ! Clean residual mean=0.000003 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.206163 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000481034 Jy ! Component: 100 - total flux cleaned = 0.000859382 Jy ! Component: 150 - total flux cleaned = 0.00114186 Jy ! Component: 200 - total flux cleaned = 0.00133105 Jy ! Total flux subtracted in 200 components = 0.00133105 Jy ! Clean residual min=-0.001377 max=0.001181 Jy/beam ! Clean residual mean=0.000007 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.207494 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 107 components and 0.207494 Jy ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8228 mas, bmaj=2.061 mas, bpa=-3.427 degrees ! Estimated noise=391.924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231751 Jy ! Component: 100 - total flux cleaned = 0.000371072 Jy ! Component: 150 - total flux cleaned = 0.000458039 Jy ! Component: 200 - total flux cleaned = 0.000533765 Jy ! Total flux subtracted in 200 components = 0.000533765 Jy ! Clean residual min=-0.001100 max=0.001167 Jy/beam ! Clean residual mean=0.000005 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.208028 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.208028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082494Jy sigma=0.000781 ! Fit after self-cal, rms=0.082476Jy sigma=0.000781 wmodel J0256-2137_X_2014_05_31_pus_map.mod ! Writing 125 model components to file: J0256-2137_X_2014_05_31_pus_map.mod wobs J0256-2137_X_2014_05_31_pus_uvs.fits ! Writing UV FITS file: J0256-2137_X_2014_05_31_pus_uvs.fits wwins J0256-2137_X_2014_05_31_pus_map.win ! wwins: Wrote 5 windows to J0256-2137_X_2014_05_31_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 4.71194e-05 Jy ! Component: 100 - total flux cleaned = -1.15634e-05 Jy ! Component: 150 - total flux cleaned = -6.77259e-05 Jy ! Component: 200 - total flux cleaned = -6.76634e-05 Jy ! Component: 250 - total flux cleaned = -3.30489e-05 Jy ! Component: 300 - total flux cleaned = -6.7256e-05 Jy ! Component: 350 - total flux cleaned = -0.000100273 Jy ! Component: 400 - total flux cleaned = -0.000164478 Jy ! Component: 450 - total flux cleaned = -0.000180151 Jy ! Component: 500 - total flux cleaned = -0.000210609 Jy ! Component: 550 - total flux cleaned = -0.000210574 Jy ! Component: 600 - total flux cleaned = -0.000196286 Jy ! Component: 650 - total flux cleaned = -0.000239196 Jy ! Component: 700 - total flux cleaned = -0.000224871 Jy ! Component: 750 - total flux cleaned = -0.000238726 Jy ! Component: 800 - total flux cleaned = -0.000224915 Jy ! Component: 850 - total flux cleaned = -0.000224985 Jy ! Component: 900 - total flux cleaned = -0.000264337 Jy ! Component: 950 - total flux cleaned = -0.000251422 Jy ! Component: 1000 - total flux cleaned = -0.00030211 Jy ! Component: 1050 - total flux cleaned = -0.00031476 Jy ! Component: 1100 - total flux cleaned = -0.000339579 Jy ! Component: 1150 - total flux cleaned = -0.000412468 Jy ! Component: 1200 - total flux cleaned = -0.000472122 Jy ! Component: 1250 - total flux cleaned = -0.000565974 Jy ! Component: 1300 - total flux cleaned = -0.000612133 Jy ! Component: 1350 - total flux cleaned = -0.000623406 Jy ! Component: 1400 - total flux cleaned = -0.000668797 Jy ! Component: 1450 - total flux cleaned = -0.000746756 Jy ! Component: 1500 - total flux cleaned = -0.000812516 Jy ! Component: 1550 - total flux cleaned = -0.000855888 Jy ! Component: 1600 - total flux cleaned = -0.00090959 Jy ! Component: 1650 - total flux cleaned = -0.00100494 Jy ! Component: 1700 - total flux cleaned = -0.0010782 Jy ! Component: 1750 - total flux cleaned = -0.0011197 Jy ! Component: 1800 - total flux cleaned = -0.00121199 Jy ! Component: 1850 - total flux cleaned = -0.00128271 Jy ! Component: 1900 - total flux cleaned = -0.00135266 Jy ! Component: 1950 - total flux cleaned = -0.00142193 Jy ! Component: 2000 - total flux cleaned = -0.00144145 Jy ! Total flux subtracted in 2048 components = -0.00150945 Jy ! Clean residual min=-0.000598 max=0.000557 Jy/beam ! Clean residual mean=0.000004 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.206518 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 279 components and 0.206518 Jy ![Exited script file: muppet] wmap "J0256-2137_X_2014_05_31_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8228 x 2.061 at -3.427 degrees (North through East) ! Clean map min=-0.0010607 max=0.16873 Jy/beam ! Writing clean map to FITS file: J0256-2137_X_2014_05_31_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.168725 invert ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00018563 device "J0256-2137_X_2014_05_31_pus\_map.eps/VPS" ! Attempting to open device: 'J0256-2137_X_2014_05_31_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.330058 0.330058 0.660116 1.32023 2.64046 5.28093 10.5619 21.1237 42.2474 84.4949 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.168 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8228 x 2.061 at -3.427 degrees (North through East) ! Clean map min=-0.0010607 max=0.16873 Jy/beam quit ! Quitting program ! Log file J0256-2137_X_2014_05_31_pus_uvs.log closed on Sun Nov 27 18:00:15 2016