! Started logfile: J1337-1257_X_2017_01_21_pus_uvs.log on Sun May 5 15:29:50 2019 obs J1337-1257_X_2017_01_21_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_2017_01_21_pus_uva.fits ! AN table 1: 24 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.657407 visibilities/baseline/integration-bin. ! Found source: J1337-1257 ! ! 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 6816 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 J1337-1257_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 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 41 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.126387Jy sigma=0.007773 ! Fit after self-cal, rms=1.098465Jy sigma=0.007621 ! 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 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.5622 mas, bmaj=1.465 mas, bpa=1.055 degrees ! Estimated noise=1987.74 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 = 1.37382 Jy ! Component: 100 - total flux cleaned = 1.82117 Jy ! Total flux subtracted in 100 components = 1.82117 Jy ! Clean residual min=-0.122162 max=0.198727 Jy/beam ! Clean residual mean=0.000113 rms=0.032884 Jy/beam ! Combined flux in latest and established models = 1.82117 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.82117 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=0.713500Jy sigma=0.003622 ! Fit after self-cal, rms=0.710629Jy sigma=0.003597 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.218628 Jy ! Component: 100 - total flux cleaned = 0.32446 Jy ! Total flux subtracted in 100 components = 0.32446 Jy ! Clean residual min=-0.091486 max=0.155487 Jy/beam ! Clean residual mean=0.000020 rms=0.022513 Jy/beam ! Combined flux in latest and established models = 2.14563 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 2.14563 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=0.676179Jy sigma=0.002453 ! Fit after self-cal, rms=0.674837Jy sigma=0.002440 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Added new window around map position (0.8, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.133905 Jy ! Component: 100 - total flux cleaned = 0.197545 Jy ! Total flux subtracted in 100 components = 0.197545 Jy ! Clean residual min=-0.069502 max=0.088424 Jy/beam ! Clean residual mean=-0.000036 rms=0.017558 Jy/beam ! Combined flux in latest and established models = 2.34318 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 2.34318 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=0.672273Jy sigma=0.001945 ! Fit after self-cal, rms=0.671213Jy sigma=0.001930 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6829 mas, bmaj=1.669 mas, bpa=2.806 degrees ! Estimated noise=1388.34 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 = 0.0560646 Jy ! Component: 100 - total flux cleaned = 0.0683823 Jy ! Component: 150 - total flux cleaned = 0.0796748 Jy ! Component: 200 - total flux cleaned = 0.0879886 Jy ! Total flux subtracted in 200 components = 0.0879886 Jy ! Clean residual min=-0.053049 max=0.075278 Jy/beam ! Clean residual mean=0.000020 rms=0.016632 Jy/beam ! Combined flux in latest and established models = 2.43116 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 2.43116 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=0.673721Jy sigma=0.001758 ! Fit after self-cal, rms=0.673458Jy sigma=0.001753 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.97 FD 1.00* HN 0.96 LA 1.05 ! MK 0.96 NL 0.95 OV 2.92 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HN 0.97 LA 1.05 ! MK 0.96 NL 0.95 OV 1.81 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HN 0.99 LA 1.04 ! MK 0.97 NL 0.95 OV 1.63 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HN 0.96 LA 1.07 ! MK 0.98 NL 0.94 OV 1.66 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HN 0.96 LA 1.06 ! MK 1.00 NL 0.94 OV 1.66 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* HN 0.95 LA 1.06 ! MK 0.98 NL 0.95 OV 1.92 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HN 0.96 LA 1.06 ! MK 1.00 NL 0.94 OV 2.93 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HN 0.96 LA 1.06 ! MK 0.98 NL 0.95 OV 1.96 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00* HN 0.95 LA 1.08 ! MK 0.96 NL 0.95 OV 2.06 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00* HN 0.99 LA 1.08 ! MK 0.99 NL 0.94 OV 1.87 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00* HN 0.98 LA 1.09 ! MK 0.99 NL 0.94 OV 1.84 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00* HN 0.95 LA 1.09 ! MK 0.99 NL 0.95 OV 2.67 PT 0.95 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.673458Jy sigma=0.001753 ! Fit after self-cal, rms=1.054379Jy sigma=0.001171 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6796 mas, bmaj=1.66 mas, bpa=2.471 degrees ! Estimated noise=1374.54 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, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410263 Jy ! Component: 100 - total flux cleaned = 0.0431889 Jy ! Component: 150 - total flux cleaned = 0.0424318 Jy ! Component: 200 - total flux cleaned = 0.0411333 Jy ! Total flux subtracted in 200 components = 0.0411333 Jy ! Clean residual min=-0.025511 max=0.027211 Jy/beam ! Clean residual mean=-0.000039 rms=0.008370 Jy/beam ! Combined flux in latest and established models = 2.4723 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 2.4723 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=1.049903Jy sigma=0.001094 ! Fit after self-cal, rms=1.050271Jy sigma=0.001089 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=1.050271Jy sigma=0.001089 ! Fit after self-cal, rms=1.358998Jy sigma=0.001070 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6776 mas, bmaj=1.656 mas, bpa=2.412 degrees ! Estimated noise=1377.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198191 Jy ! Component: 100 - total flux cleaned = 0.0203995 Jy ! Component: 150 - total flux cleaned = 0.0204045 Jy ! Component: 200 - total flux cleaned = 0.0204026 Jy ! Total flux subtracted in 200 components = 0.0204026 Jy ! Clean residual min=-0.026247 max=0.024266 Jy/beam ! Clean residual mean=-0.000019 rms=0.007831 Jy/beam ! Combined flux in latest and established models = 2.4927 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 2.4927 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=1.356533Jy sigma=0.001054 ! Fit after self-cal, rms=1.356616Jy sigma=0.001052 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = 0.00293312 Jy ! Component: 100 - total flux cleaned = 0.00189265 Jy ! Component: 150 - total flux cleaned = 0.000960247 Jy ! Component: 200 - total flux cleaned = 0.000670682 Jy ! Total flux subtracted in 200 components = 0.000670682 Jy ! Clean residual min=-0.026126 max=0.024332 Jy/beam ! Clean residual mean=-0.000020 rms=0.007742 Jy/beam ! Combined flux in latest and established models = 2.49337 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 2.49337 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=1.355386Jy sigma=0.001047 ! Fit after self-cal, rms=1.355420Jy sigma=0.001045 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=1.355420Jy sigma=0.001045 ! Fit after self-cal, rms=1.200548Jy sigma=0.000676 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6764 mas, bmaj=1.656 mas, bpa=2.349 degrees ! Estimated noise=1374.64 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000356804 Jy ! Component: 100 - total flux cleaned = 0.00145877 Jy ! Component: 150 - total flux cleaned = 0.00205714 Jy ! Component: 200 - total flux cleaned = 0.00189184 Jy ! Total flux subtracted in 200 components = 0.00189184 Jy ! Clean residual min=-0.012822 max=0.011636 Jy/beam ! Clean residual mean=-0.000036 rms=0.002063 Jy/beam ! Combined flux in latest and established models = 2.49526 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 65 components and 2.49526 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=1.200509Jy sigma=0.000668 ! Fit after self-cal, rms=1.200623Jy sigma=0.000666 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 (4.8, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106865 Jy ! Component: 100 - total flux cleaned = 0.0138915 Jy ! Component: 150 - total flux cleaned = 0.0149896 Jy ! Component: 200 - total flux cleaned = 0.0159923 Jy ! Total flux subtracted in 200 components = 0.0159923 Jy ! Clean residual min=-0.009952 max=0.007292 Jy/beam ! Clean residual mean=-0.000061 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 2.51125 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 2.51126 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=1.200598Jy sigma=0.000656 ! Fit after self-cal, rms=1.200580Jy sigma=0.000656 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=1.200580Jy sigma=0.000656 ! Fit after self-cal, rms=1.204487Jy sigma=0.000654 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=1.811 mas, bmaj=3.852 mas, bpa=12.43 degrees ! Estimated noise=2167.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030252 Jy ! Component: 100 - total flux cleaned = 0.00444516 Jy ! Component: 150 - total flux cleaned = 0.00495329 Jy ! Component: 200 - total flux cleaned = 0.00537889 Jy ! Total flux subtracted in 200 components = 0.00537889 Jy ! Clean residual min=-0.008365 max=0.007047 Jy/beam ! Clean residual mean=-0.000155 rms=0.002055 Jy/beam ! Combined flux in latest and established models = 2.51663 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 92 components and 2.51663 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=1.204508Jy sigma=0.000654 ! Fit after self-cal, rms=1.204470Jy sigma=0.000654 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = -0.000280541 Jy ! Component: 100 - total flux cleaned = -0.00039807 Jy ! Component: 150 - total flux cleaned = -0.00014199 Jy ! Component: 200 - total flux cleaned = 9.96071e-06 Jy ! Total flux subtracted in 200 components = 9.96071e-06 Jy ! Clean residual min=-0.007918 max=0.006597 Jy/beam ! Clean residual mean=-0.000153 rms=0.001941 Jy/beam ! Combined flux in latest and established models = 2.51664 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 98 components and 2.51664 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=1.204476Jy sigma=0.000653 ! Fit after self-cal, rms=1.204485Jy sigma=0.000653 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6762 mas, bmaj=1.655 mas, bpa=2.379 degrees ! Estimated noise=1373.49 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6762 x 1.655 at 2.379 degrees (North through East) ! Clean map min=-0.018955 max=1.8309 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 ! Performing amp+phase self-cal ! ! 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=1.204485Jy sigma=0.000653 ! Fit after self-cal, rms=4.729839Jy sigma=0.000595 ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6761 mas, bmaj=1.655 mas, bpa=2.37 degrees ! Estimated noise=1372.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.89962e-05 Jy ! Component: 100 - total flux cleaned = 0.000195089 Jy ! Component: 150 - total flux cleaned = 0.000897459 Jy ! Component: 200 - total flux cleaned = 0.00127184 Jy ! Total flux subtracted in 200 components = 0.00127184 Jy ! Clean residual min=-0.007849 max=0.006140 Jy/beam ! Clean residual mean=-0.000044 rms=0.001330 Jy/beam ! Combined flux in latest and established models = 2.51792 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 2.51792 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=4.729913Jy sigma=0.000592 ! Fit after self-cal, rms=4.729923Jy sigma=0.000591 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000525139 Jy ! Component: 100 - total flux cleaned = -0.000754579 Jy ! Component: 150 - total flux cleaned = -0.000760214 Jy ! Component: 200 - total flux cleaned = -0.000567649 Jy ! Total flux subtracted in 200 components = -0.000567649 Jy ! Clean residual min=-0.007127 max=0.005884 Jy/beam ! Clean residual mean=-0.000042 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 2.51735 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 110 components and 2.51735 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=4.729954Jy sigma=0.000590 ! Fit after self-cal, rms=4.729959Jy sigma=0.000589 ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Performing amp+phase self-cal ! ! 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=4.729959Jy sigma=0.000589 ! Fit after self-cal, rms=4.891882Jy sigma=0.000589 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 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.5569 mas, bmaj=1.462 mas, bpa=0.5424 degrees ! Estimated noise=1955.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.35359 Jy ! Component: 100 - total flux cleaned = 1.80909 Jy ! Component: 150 - total flux cleaned = 2.04529 Jy ! Component: 200 - total flux cleaned = 2.18832 Jy ! Total flux subtracted in 200 components = 2.18832 Jy ! Clean residual min=-0.058749 max=0.075393 Jy/beam ! Clean residual mean=0.000070 rms=0.012824 Jy/beam ! Combined flux in latest and established models = 2.18832 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 13 model components to the UV plane model. ! The established model now contains 13 components and 2.18832 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6761 mas, bmaj=1.655 mas, bpa=2.38 degrees ! Estimated noise=1371.69 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 = 0.125273 Jy ! Component: 100 - total flux cleaned = 0.200804 Jy ! Component: 150 - total flux cleaned = 0.250266 Jy ! Component: 200 - total flux cleaned = 0.284484 Jy ! Total flux subtracted in 200 components = 0.284484 Jy ! Clean residual min=-0.018291 max=0.026772 Jy/beam ! Clean residual mean=0.000051 rms=0.004741 Jy/beam ! Combined flux in latest and established models = 2.4728 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 2.4728 Jy ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Added new window around map position (1.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0278761 Jy ! Component: 100 - total flux cleaned = 0.0379917 Jy ! Component: 150 - total flux cleaned = 0.0415133 Jy ! Component: 200 - total flux cleaned = 0.0445374 Jy ! Total flux subtracted in 200 components = 0.0445374 Jy ! Clean residual min=-0.014179 max=0.017200 Jy/beam ! Clean residual mean=-0.000031 rms=0.003042 Jy/beam ! Combined flux in latest and established models = 2.51734 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 46 components and 2.51734 Jy ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Added new window around map position (-0.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355227 Jy ! Component: 100 - total flux cleaned = 0.00407616 Jy ! Component: 150 - total flux cleaned = 0.00407986 Jy ! Component: 200 - total flux cleaned = 0.00452128 Jy ! Total flux subtracted in 200 components = 0.00452128 Jy ! Clean residual min=-0.008524 max=0.011174 Jy/beam ! Clean residual mean=-0.000038 rms=0.002208 Jy/beam ! Combined flux in latest and established models = 2.52186 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 2.52186 Jy ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Added new window around map position (-5.6, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00547967 Jy ! Component: 100 - total flux cleaned = 0.00546904 Jy ! Component: 150 - total flux cleaned = 0.00577642 Jy ! Component: 200 - total flux cleaned = 0.00550258 Jy ! Total flux subtracted in 200 components = 0.00550258 Jy ! Clean residual min=-0.008043 max=0.006551 Jy/beam ! Clean residual mean=-0.000046 rms=0.001788 Jy/beam ! Combined flux in latest and established models = 2.52737 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 69 components and 2.52737 Jy ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=1.811 mas, bmaj=3.851 mas, bpa=12.43 degrees ! Estimated noise=2166.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00593755 Jy ! Component: 100 - total flux cleaned = -0.00707693 Jy ! Component: 150 - total flux cleaned = -0.00789738 Jy ! Component: 200 - total flux cleaned = -0.00848274 Jy ! Total flux subtracted in 200 components = -0.00848274 Jy ! Clean residual min=-0.005899 max=0.006487 Jy/beam ! Clean residual mean=-0.000093 rms=0.001762 Jy/beam ! Combined flux in latest and established models = 2.51888 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 = -0.0005176 Jy ! Component: 100 - total flux cleaned = -0.00086326 Jy ! Component: 150 - total flux cleaned = -0.00107951 Jy ! Component: 200 - total flux cleaned = -0.00138387 Jy ! Total flux subtracted in 200 components = -0.00138387 Jy ! Clean residual min=-0.005188 max=0.005853 Jy/beam ! Clean residual mean=-0.000083 rms=0.001634 Jy/beam ! Combined flux in latest and established models = 2.5175 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 86 components and 2.5175 Jy ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6761 mas, bmaj=1.655 mas, bpa=2.38 degrees ! Estimated noise=1371.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000185805 Jy ! Component: 100 - total flux cleaned = 0.000631619 Jy ! Component: 150 - total flux cleaned = 0.00101695 Jy ! Component: 200 - total flux cleaned = 0.00101349 Jy ! Total flux subtracted in 200 components = 0.00101349 Jy ! Clean residual min=-0.006189 max=0.005519 Jy/beam ! Clean residual mean=-0.000030 rms=0.001333 Jy/beam ! Combined flux in latest and established models = 2.51851 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 2.51851 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=4.891480Jy sigma=0.000591 ! Fit after self-cal, rms=4.892210Jy sigma=0.000589 wmodel J1337-1257_X_2017_01_21_pus_map.mod ! Writing 97 model components to file: J1337-1257_X_2017_01_21_pus_map.mod wobs J1337-1257_X_2017_01_21_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_2017_01_21_pus_uvs.fits wwins J1337-1257_X_2017_01_21_pus_map.win ! wwins: Wrote 7 windows to J1337-1257_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 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000448433 Jy ! Component: 100 - total flux cleaned = -0.000535294 Jy ! Component: 150 - total flux cleaned = 0.000104837 Jy ! Component: 200 - total flux cleaned = 0.000329438 Jy ! Component: 250 - total flux cleaned = 0.000619614 Jy ! Component: 300 - total flux cleaned = 0.000760107 Jy ! Component: 350 - total flux cleaned = 0.000691894 Jy ! Component: 400 - total flux cleaned = 0.00069233 Jy ! Component: 450 - total flux cleaned = 0.000881762 Jy ! Component: 500 - total flux cleaned = 0.000944609 Jy ! Component: 550 - total flux cleaned = 0.00106682 Jy ! Component: 600 - total flux cleaned = 0.00136227 Jy ! Component: 650 - total flux cleaned = 0.00136182 Jy ! Component: 700 - total flux cleaned = 0.00141965 Jy ! Component: 750 - total flux cleaned = 0.00147529 Jy ! Component: 800 - total flux cleaned = 0.00147506 Jy ! Component: 850 - total flux cleaned = 0.00152753 Jy ! Component: 900 - total flux cleaned = 0.00163139 Jy ! Component: 950 - total flux cleaned = 0.00163119 Jy ! Component: 1000 - total flux cleaned = 0.00178094 Jy ! Component: 1050 - total flux cleaned = 0.00173211 Jy ! Component: 1100 - total flux cleaned = 0.00178098 Jy ! Component: 1150 - total flux cleaned = 0.00173315 Jy ! Component: 1200 - total flux cleaned = 0.00173218 Jy ! Component: 1250 - total flux cleaned = 0.00164008 Jy ! Component: 1300 - total flux cleaned = 0.0015952 Jy ! Component: 1350 - total flux cleaned = 0.00155111 Jy ! Component: 1400 - total flux cleaned = 0.00155105 Jy ! Component: 1450 - total flux cleaned = 0.00176598 Jy ! Component: 1500 - total flux cleaned = 0.00176595 Jy ! Component: 1550 - total flux cleaned = 0.00189159 Jy ! Component: 1600 - total flux cleaned = 0.00201522 Jy ! Component: 1650 - total flux cleaned = 0.00209629 Jy ! Component: 1700 - total flux cleaned = 0.00209622 Jy ! Component: 1750 - total flux cleaned = 0.00233373 Jy ! Component: 1800 - total flux cleaned = 0.00221629 Jy ! Component: 1850 - total flux cleaned = 0.00233208 Jy ! Component: 1900 - total flux cleaned = 0.00240778 Jy ! Component: 1950 - total flux cleaned = 0.00252066 Jy ! Component: 2000 - total flux cleaned = 0.00240838 Jy ! Total flux subtracted in 2048 components = 0.00244565 Jy ! Clean residual min=-0.002072 max=0.002200 Jy/beam ! Clean residual mean=-0.000019 rms=0.000670 Jy/beam ! Combined flux in latest and established models = 2.52096 Jy keep ! Adding 123 model components to the UV plane model. ! The established model now contains 220 components and 2.52096 Jy ![Exited script file: muppet] wmap "J1337-1257_X_2017_01_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6761 x 1.655 at 2.38 degrees (North through East) ! Clean map min=-0.011234 max=1.7899 Jy/beam ! Writing clean map to FITS file: J1337-1257_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 1.78993 invert ! Inverting map ! Your choice of large map pixels excluded 0.219% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000663602 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.111223 0.111223 0.222446 0.444891 0.889782 1.77956 3.55913 7.11826 14.2365 28.473 56.9461 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.789 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6761 x 1.655 at 2.38 degrees (North through East) ! Clean map min=-0.011234 max=1.7899 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 J1337-1257_X_2017_01_21_pus_uvs.log closed on Sun May 5 15:29:51 2019