! Started logfile: J1950-0436_X_2017_01_21_pus_uvs.log on Sun May 5 15:31:55 2019 obs J1950-0436_X_2017_01_21_pus_uva.fits ! Reading UV FITS file: J1950-0436_X_2017_01_21_pus_uva.fits ! AN table 1: 143 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.570319 visibilities/baseline/integration-bin. ! Found source: J1950-0436 ! ! 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 1086 lines of history. ! ! Reading 35232 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 J1950-0436_X_2017_01_21_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 317 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 318 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 298 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 298 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 357 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 338 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 356 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 318 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 376 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 396 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 416 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 415 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.963541Jy sigma=0.006593 ! Fit after self-cal, rms=0.925940Jy sigma=0.006351 ! 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 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.5843 mas, bmaj=1.477 mas, bpa=-4.156 degrees ! Estimated noise=1015.35 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 = 0.0518217 Jy ! Component: 100 - total flux cleaned = 0.0674837 Jy ! Total flux subtracted in 100 components = 0.0674837 Jy ! Clean residual min=-0.006631 max=0.010028 Jy/beam ! Clean residual mean=-0.000018 rms=0.002063 Jy/beam ! Combined flux in latest and established models = 0.0674836 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0674836 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=0.116993Jy sigma=0.000688 ! Fit after self-cal, rms=0.116603Jy sigma=0.000686 ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.7141 mas, bmaj=1.679 mas, bpa=-2.171 degrees ! Estimated noise=602.844 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 = 0.0229857 Jy ! Component: 100 - total flux cleaned = 0.0368295 Jy ! Component: 150 - total flux cleaned = 0.0454812 Jy ! Component: 200 - total flux cleaned = 0.0509733 Jy ! Total flux subtracted in 200 components = 0.0509733 Jy ! Clean residual min=-0.009061 max=0.010504 Jy/beam ! Clean residual mean=0.000024 rms=0.002764 Jy/beam ! Combined flux in latest and established models = 0.118457 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 0.118457 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=0.111905Jy sigma=0.000647 ! Fit after self-cal, rms=0.111482Jy sigma=0.000644 ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 1.10 FD 1.00* HN 1.01 LA 0.84 ! MK 1.25 NL 0.99 OV 1.00* PT 0.91 ! SC 1.25 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00* HN 1.18 LA 0.78 ! MK 1.27 NL 0.97 OV 1.00* PT 0.93 ! SC 1.34 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00* HN 1.07 LA 0.77 ! MK 1.28 NL 0.99 OV 1.00* PT 0.95 ! SC 1.29 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00* HN 1.05 LA 0.81 ! MK 1.32 NL 1.02 OV 1.00* PT 0.95 ! SC 1.22 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00* HN 1.05 LA 0.77 ! MK 1.23 NL 0.96 OV 1.00* PT 0.97 ! SC 1.23 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00* HN 1.07 LA 0.78 ! MK 1.21 NL 1.00 OV 1.00* PT 0.94 ! SC 1.14 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00* HN 1.02 LA 0.80 ! MK 1.28 NL 1.03 OV 1.00* PT 0.92 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00* HN 1.12 LA 0.76 ! MK 1.21 NL 1.07 OV 1.00* PT 0.91 ! SC 1.10 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00* HN 1.05 LA 0.78 ! MK 1.23 NL 1.00 OV 1.00* PT 0.96 ! SC 1.11 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00* HN 1.04 LA 0.75 ! MK 1.18 NL 1.03 OV 1.00* PT 0.92 ! SC 1.10 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00* HN 0.99 LA 0.79 ! MK 1.12 NL 1.01 OV 1.00* PT 0.95 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HN 1.03 LA 0.80 ! MK 1.01 NL 0.99 OV 1.00* PT 0.97 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.111482Jy sigma=0.000644 ! Fit after self-cal, rms=0.118685Jy sigma=0.000635 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.7667 mas, bmaj=1.77 mas, bpa=-1.833 degrees ! Estimated noise=622.742 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 = -0.00074733 Jy ! Component: 100 - total flux cleaned = -0.00104908 Jy ! Component: 150 - total flux cleaned = -0.00131227 Jy ! Component: 200 - total flux cleaned = -0.00139002 Jy ! Total flux subtracted in 200 components = -0.00139002 Jy ! Clean residual min=-0.006487 max=0.007510 Jy/beam ! Clean residual mean=-0.000025 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 0.117067 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 0.117067 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=0.118623Jy sigma=0.000635 ! Fit after self-cal, rms=0.119063Jy sigma=0.000634 ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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=0.119063Jy sigma=0.000634 ! Fit after self-cal, rms=0.128513Jy sigma=0.000629 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.7823 mas, bmaj=1.789 mas, bpa=-2.073 degrees ! Estimated noise=638.616 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000221469 Jy ! Component: 100 - total flux cleaned = 1.6991e-05 Jy ! Component: 150 - total flux cleaned = -9.20789e-05 Jy ! Component: 200 - total flux cleaned = -0.000158018 Jy ! Total flux subtracted in 200 components = -0.000158018 Jy ! Clean residual min=-0.005267 max=0.006992 Jy/beam ! Clean residual mean=-0.000002 rms=0.001792 Jy/beam ! Combined flux in latest and established models = 0.116909 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 44 components and 0.116909 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=0.128472Jy sigma=0.000629 ! Fit after self-cal, rms=0.128781Jy sigma=0.000628 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 = 4.5683e-05 Jy ! Component: 100 - total flux cleaned = 1.7168e-05 Jy ! Component: 150 - total flux cleaned = -3.63356e-05 Jy ! Component: 200 - total flux cleaned = -6.05731e-05 Jy ! Total flux subtracted in 200 components = -6.05731e-05 Jy ! Clean residual min=-0.005247 max=0.006725 Jy/beam ! Clean residual mean=-0.000005 rms=0.001775 Jy/beam ! Combined flux in latest and established models = 0.116848 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 44 components and 0.116848 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=0.128767Jy sigma=0.000628 ! Fit after self-cal, rms=0.128760Jy sigma=0.000628 ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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=0.128760Jy sigma=0.000628 ! Fit after self-cal, rms=0.132407Jy sigma=0.000628 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.789 mas, bmaj=1.799 mas, bpa=-2.306 degrees ! Estimated noise=643.102 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00037996 Jy ! Component: 100 - total flux cleaned = -0.000547351 Jy ! Component: 150 - total flux cleaned = -0.000606257 Jy ! Component: 200 - total flux cleaned = -0.000662367 Jy ! Total flux subtracted in 200 components = -0.000662367 Jy ! Clean residual min=-0.005174 max=0.006748 Jy/beam ! Clean residual mean=0.000004 rms=0.001752 Jy/beam ! Combined flux in latest and established models = 0.116186 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.116186 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=0.132381Jy sigma=0.000628 ! Fit after self-cal, rms=0.132479Jy sigma=0.000628 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 = -4.57227e-05 Jy ! Component: 100 - total flux cleaned = -9.94402e-05 Jy ! Component: 150 - total flux cleaned = -0.00010018 Jy ! Component: 200 - total flux cleaned = -0.000125229 Jy ! Total flux subtracted in 200 components = -0.000125229 Jy ! Clean residual min=-0.005125 max=0.006670 Jy/beam ! Clean residual mean=0.000003 rms=0.001748 Jy/beam ! Combined flux in latest and established models = 0.116061 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 45 components and 0.116061 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=0.132467Jy sigma=0.000628 ! Fit after self-cal, rms=0.132455Jy sigma=0.000628 ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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=0.132455Jy sigma=0.000628 ! Fit after self-cal, rms=0.134037Jy sigma=0.000628 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=1.997 mas, bmaj=3.418 mas, bpa=0.9467 degrees ! Estimated noise=779.175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238752 Jy ! Component: 100 - total flux cleaned = 0.0032121 Jy ! Component: 150 - total flux cleaned = 0.00330235 Jy ! Component: 200 - total flux cleaned = 0.00341495 Jy ! Total flux subtracted in 200 components = 0.00341495 Jy ! Clean residual min=-0.009530 max=0.011903 Jy/beam ! Clean residual mean=0.000003 rms=0.003650 Jy/beam ! Combined flux in latest and established models = 0.119476 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 46 components and 0.119476 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=0.134087Jy sigma=0.000628 ! Fit after self-cal, rms=0.134172Jy sigma=0.000628 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 = 0.000230106 Jy ! Component: 100 - total flux cleaned = 0.000316921 Jy ! Component: 150 - total flux cleaned = 0.000427282 Jy ! Component: 200 - total flux cleaned = 0.000506944 Jy ! Total flux subtracted in 200 components = 0.000506944 Jy ! Clean residual min=-0.009485 max=0.011957 Jy/beam ! Clean residual mean=0.000002 rms=0.003640 Jy/beam ! Combined flux in latest and established models = 0.119983 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 46 components and 0.119983 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=0.134206Jy sigma=0.000628 ! Fit after self-cal, rms=0.134226Jy sigma=0.000628 ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.7941 mas, bmaj=1.809 mas, bpa=-2.477 degrees ! Estimated noise=646.592 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.809 at -2.477 degrees (North through East) ! Clean map min=-0.0049878 max=0.078458 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 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.6267 mas, bmaj=1.527 mas, bpa=-4.748 degrees ! Estimated noise=1197.81 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0576659 Jy ! Component: 100 - total flux cleaned = 0.0749997 Jy ! Component: 150 - total flux cleaned = 0.0862502 Jy ! Component: 200 - total flux cleaned = 0.0941526 Jy ! Total flux subtracted in 200 components = 0.0941526 Jy ! Clean residual min=-0.005453 max=0.006602 Jy/beam ! Clean residual mean=-0.000014 rms=0.001503 Jy/beam ! Combined flux in latest and established models = 0.0941526 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0941526 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.7941 mas, bmaj=1.809 mas, bpa=-2.477 degrees ! Estimated noise=646.592 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00955953 Jy ! Component: 100 - total flux cleaned = 0.014889 Jy ! Component: 150 - total flux cleaned = 0.0179788 Jy ! Component: 200 - total flux cleaned = 0.0197781 Jy ! Total flux subtracted in 200 components = 0.0197781 Jy ! Clean residual min=-0.005327 max=0.006387 Jy/beam ! Clean residual mean=0.000006 rms=0.001779 Jy/beam ! Combined flux in latest and established models = 0.113931 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.113931 Jy ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=1.997 mas, bmaj=3.418 mas, bpa=0.9467 degrees ! Estimated noise=779.175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00393833 Jy ! Component: 100 - total flux cleaned = 0.00547836 Jy ! Component: 150 - total flux cleaned = 0.00588032 Jy ! Component: 200 - total flux cleaned = 0.00597904 Jy ! Total flux subtracted in 200 components = 0.00597904 Jy ! Clean residual min=-0.009461 max=0.011827 Jy/beam ! Clean residual mean=0.000002 rms=0.003639 Jy/beam ! Combined flux in latest and established models = 0.11991 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 = 6.97964e-05 Jy ! Component: 100 - total flux cleaned = 0.000158738 Jy ! Component: 150 - total flux cleaned = 0.000222026 Jy ! Component: 200 - total flux cleaned = 0.00030209 Jy ! Total flux subtracted in 200 components = 0.00030209 Jy ! Clean residual min=-0.009437 max=0.011813 Jy/beam ! Clean residual mean=0.000001 rms=0.003632 Jy/beam ! Combined flux in latest and established models = 0.120212 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 0.120212 Jy ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.7941 mas, bmaj=1.809 mas, bpa=-2.477 degrees ! Estimated noise=646.592 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00211297 Jy ! Component: 100 - total flux cleaned = -0.00273356 Jy ! Component: 150 - total flux cleaned = -0.00295155 Jy ! Component: 200 - total flux cleaned = -0.00314147 Jy ! Total flux subtracted in 200 components = -0.00314147 Jy ! Clean residual min=-0.005054 max=0.006316 Jy/beam ! Clean residual mean=0.000003 rms=0.001729 Jy/beam ! Combined flux in latest and established models = 0.11707 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 0.11707 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=0.134183Jy sigma=0.000627 ! Fit after self-cal, rms=0.134065Jy sigma=0.000627 wmodel J1950-0436_X_2017_01_21_pus_map.mod ! Writing 34 model components to file: J1950-0436_X_2017_01_21_pus_map.mod wobs J1950-0436_X_2017_01_21_pus_uvs.fits ! Writing UV FITS file: J1950-0436_X_2017_01_21_pus_uvs.fits wwins J1950-0436_X_2017_01_21_pus_map.win ! wwins: Wrote 1 windows to J1950-0436_X_2017_01_21_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 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00292855 Jy ! Component: 100 - total flux cleaned = 0.00545331 Jy ! Component: 150 - total flux cleaned = 0.00663461 Jy ! Component: 200 - total flux cleaned = 0.00647196 Jy ! Component: 250 - total flux cleaned = 0.00616443 Jy ! Component: 300 - total flux cleaned = 0.00594689 Jy ! Component: 350 - total flux cleaned = 0.00608646 Jy ! Component: 400 - total flux cleaned = 0.00621694 Jy ! Component: 450 - total flux cleaned = 0.00615394 Jy ! Component: 500 - total flux cleaned = 0.00633182 Jy ! Component: 550 - total flux cleaned = 0.0066151 Jy ! Component: 600 - total flux cleaned = 0.00677938 Jy ! Component: 650 - total flux cleaned = 0.00704191 Jy ! Component: 700 - total flux cleaned = 0.00744563 Jy ! Component: 750 - total flux cleaned = 0.00783697 Jy ! Component: 800 - total flux cleaned = 0.0082624 Jy ! Component: 850 - total flux cleaned = 0.00853704 Jy ! Component: 900 - total flux cleaned = 0.00880424 Jy ! Component: 950 - total flux cleaned = 0.00901997 Jy ! Component: 1000 - total flux cleaned = 0.00931319 Jy ! Component: 1050 - total flux cleaned = 0.00943487 Jy ! Component: 1100 - total flux cleaned = 0.00959258 Jy ! Component: 1150 - total flux cleaned = 0.00970715 Jy ! Component: 1200 - total flux cleaned = 0.0097815 Jy ! Component: 1250 - total flux cleaned = 0.00989055 Jy ! Component: 1300 - total flux cleaned = 0.0102128 Jy ! Component: 1350 - total flux cleaned = 0.0104918 Jy ! Component: 1400 - total flux cleaned = 0.0106634 Jy ! Component: 1450 - total flux cleaned = 0.0109984 Jy ! Component: 1500 - total flux cleaned = 0.0111955 Jy ! Component: 1550 - total flux cleaned = 0.0115803 Jy ! Component: 1600 - total flux cleaned = 0.0118298 Jy ! Component: 1650 - total flux cleaned = 0.0120747 Jy ! Component: 1700 - total flux cleaned = 0.0123145 Jy ! Component: 1750 - total flux cleaned = 0.0126665 Jy ! Component: 1800 - total flux cleaned = 0.0128966 Jy ! Component: 1850 - total flux cleaned = 0.0132635 Jy ! Component: 1900 - total flux cleaned = 0.0135122 Jy ! Component: 1950 - total flux cleaned = 0.0138924 Jy ! Component: 2000 - total flux cleaned = 0.0141851 Jy ! Total flux subtracted in 2048 components = 0.0144201 Jy ! Clean residual min=-0.001467 max=0.001368 Jy/beam ! Clean residual mean=-0.000002 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.13149 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 194 components and 0.131491 Jy ![Exited script file: muppet] wmap "J1950-0436_X_2017_01_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.809 at -2.477 degrees (North through East) ! Clean map min=-0.0029693 max=0.079209 Jy/beam ! Writing clean map to FITS file: J1950-0436_X_2017_01_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0792086 invert ! Inverting map ! Your choice of large map pixels excluded 0.00315% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000539808 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.0445 2.0445 4.08901 8.17801 16.356 32.7121 65.4241 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.079 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7941 x 1.809 at -2.477 degrees (North through East) ! Clean map min=-0.0029693 max=0.079209 Jy/beam ! Error occured in command: mapplot ! ! ! ! ! ! 4 consecutive EOF's on stdin - 10 will exit program ! ! 5 consecutive EOF's on stdin - 10 will exit program ! ! 6 consecutive EOF's on stdin - 10 will exit program ! ! 7 consecutive EOF's on stdin - 10 will exit program ! ! 8 consecutive EOF's on stdin - 10 will exit program ! ! 9 consecutive EOF's on stdin - 10 will exit program ! ! 10 consecutive EOF's on stdin - 10 will exit program ! Log file J1950-0436_X_2017_01_21_pus_uvs.log closed on Sun May 5 15:31:57 2019