! Started logfile: J0237+2848_X_2017_01_21_pus_uvs.log on Sun May 5 15:25:01 2019 obs J0237+2848_X_2017_01_21_pus_uva.fits ! Reading UV FITS file: J0237+2848_X_2017_01_21_pus_uva.fits ! AN table 1: 48 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.745949 visibilities/baseline/integration-bin. ! Found source: J0237+2848 ! ! 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 15468 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 J0237+2848_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 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 62 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.775547Jy sigma=0.006454 ! Fit after self-cal, rms=0.738232Jy sigma=0.006176 ! 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 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.6321 mas, bmaj=1.912 mas, bpa=-7.038 degrees ! Estimated noise=1144 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 = 1.29242 Jy ! Component: 100 - total flux cleaned = 1.59204 Jy ! Total flux subtracted in 100 components = 1.59204 Jy ! Clean residual min=-0.052531 max=0.133998 Jy/beam ! Clean residual mean=-0.000343 rms=0.012907 Jy/beam ! Combined flux in latest and established models = 1.59204 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.59204 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=0.330059Jy sigma=0.002624 ! Fit after self-cal, rms=0.329532Jy sigma=0.002618 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Added new window around map position (-1, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.146276 Jy ! Component: 100 - total flux cleaned = 0.236355 Jy ! Total flux subtracted in 100 components = 0.236355 Jy ! Clean residual min=-0.044458 max=0.053921 Jy/beam ! Clean residual mean=-0.000043 rms=0.008822 Jy/beam ! Combined flux in latest and established models = 1.8284 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 22 components and 1.8284 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=0.236574Jy sigma=0.001805 ! Fit after self-cal, rms=0.231632Jy sigma=0.001764 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0743188 Jy ! Component: 100 - total flux cleaned = 0.12621 Jy ! Total flux subtracted in 100 components = 0.12621 Jy ! Clean residual min=-0.036372 max=0.041992 Jy/beam ! Clean residual mean=0.000120 rms=0.006948 Jy/beam ! Combined flux in latest and established models = 1.95461 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 1.95461 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=0.196074Jy sigma=0.001453 ! Fit after self-cal, rms=0.194276Jy sigma=0.001436 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8192 mas, bmaj=2.163 mas, bpa=-5.337 degrees ! Estimated noise=748.972 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 = 0.0607759 Jy ! Component: 100 - total flux cleaned = 0.0963898 Jy ! Component: 150 - total flux cleaned = 0.114807 Jy ! Component: 200 - total flux cleaned = 0.121266 Jy ! Total flux subtracted in 200 components = 0.121266 Jy ! Clean residual min=-0.027515 max=0.032546 Jy/beam ! Clean residual mean=0.000314 rms=0.007040 Jy/beam ! Combined flux in latest and established models = 2.07587 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 54 components and 2.07587 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=0.171336Jy sigma=0.001249 ! Fit after self-cal, rms=0.169566Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 1.08 FD 0.94 HN 0.99 LA 1.08 ! MK 0.98 NL 0.96 OV 0.95 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.94 HN 1.00 LA 1.08 ! MK 0.97 NL 0.96 OV 0.96 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 1.01 LA 1.08 ! MK 0.98 NL 0.97 OV 0.95 PT 1.00 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.99 LA 1.10 ! MK 0.98 NL 0.96 OV 0.94 PT 1.00 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.99 LA 1.09 ! MK 1.00 NL 0.96 OV 0.96 PT 1.02 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.97 LA 1.09 ! MK 0.98 NL 0.96 OV 0.97 PT 1.00 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 0.99 LA 1.09 ! MK 0.99 NL 0.96 OV 0.99 PT 1.01 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 0.99 LA 1.08 ! MK 0.98 NL 0.96 OV 0.99 PT 1.01 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 0.98 LA 1.10 ! MK 0.96 NL 0.96 OV 0.98 PT 1.00 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 1.01 LA 1.11 ! MK 1.00 NL 0.95 OV 0.97 PT 1.00 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 1.00 LA 1.13 ! MK 0.95 NL 0.96 OV 0.97 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.97 LA 1.11 ! MK 0.96 NL 0.95 OV 0.97 PT 1.02 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.169566Jy sigma=0.001229 ! Fit after self-cal, rms=0.135804Jy sigma=0.000893 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8159 mas, bmaj=2.172 mas, bpa=-5.738 degrees ! Estimated noise=745.892 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 (-1, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0300833 Jy ! Component: 100 - total flux cleaned = 0.0440454 Jy ! Component: 150 - total flux cleaned = 0.0521599 Jy ! Component: 200 - total flux cleaned = 0.0585847 Jy ! Total flux subtracted in 200 components = 0.0585847 Jy ! Clean residual min=-0.012408 max=0.014453 Jy/beam ! Clean residual mean=0.000116 rms=0.003089 Jy/beam ! Combined flux in latest and established models = 2.13446 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 2.13446 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=0.126994Jy sigma=0.000822 ! Fit after self-cal, rms=0.126283Jy sigma=0.000812 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.126283Jy sigma=0.000812 ! Fit after self-cal, rms=0.116345Jy sigma=0.000751 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8145 mas, bmaj=2.17 mas, bpa=-5.712 degrees ! Estimated noise=745.19 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00993678 Jy ! Component: 100 - total flux cleaned = 0.0162255 Jy ! Component: 150 - total flux cleaned = 0.021091 Jy ! Component: 200 - total flux cleaned = 0.0242224 Jy ! Total flux subtracted in 200 components = 0.0242224 Jy ! Clean residual min=-0.008091 max=0.008914 Jy/beam ! Clean residual mean=0.000052 rms=0.002085 Jy/beam ! Combined flux in latest and established models = 2.15868 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 93 components and 2.15868 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=0.113773Jy sigma=0.000731 ! Fit after self-cal, rms=0.113406Jy sigma=0.000727 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 (5.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229226 Jy ! Component: 100 - total flux cleaned = 0.0053041 Jy ! Component: 150 - total flux cleaned = 0.00803042 Jy ! Component: 200 - total flux cleaned = 0.00981418 Jy ! Total flux subtracted in 200 components = 0.00981418 Jy ! Clean residual min=-0.006516 max=0.007292 Jy/beam ! Clean residual mean=0.000062 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 2.1685 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 103 components and 2.1685 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=0.112131Jy sigma=0.000718 ! Fit after self-cal, rms=0.111982Jy sigma=0.000716 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.111982Jy sigma=0.000716 ! Fit after self-cal, rms=0.107828Jy sigma=0.000683 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8133 mas, bmaj=2.169 mas, bpa=-5.72 degrees ! Estimated noise=744.579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523099 Jy ! Component: 100 - total flux cleaned = 0.00854617 Jy ! Component: 150 - total flux cleaned = 0.0113383 Jy ! Component: 200 - total flux cleaned = 0.0125386 Jy ! Total flux subtracted in 200 components = 0.0125386 Jy ! Clean residual min=-0.005278 max=0.005547 Jy/beam ! Clean residual mean=0.000036 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 2.18104 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 112 components and 2.18104 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=0.107063Jy sigma=0.000677 ! Fit after self-cal, rms=0.106983Jy sigma=0.000676 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = -0.000195502 Jy ! Component: 100 - total flux cleaned = 0.000717917 Jy ! Component: 150 - total flux cleaned = 0.0017205 Jy ! Component: 200 - total flux cleaned = 0.00251791 Jy ! Total flux subtracted in 200 components = 0.00251791 Jy ! Clean residual min=-0.005078 max=0.005736 Jy/beam ! Clean residual mean=0.000039 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 2.18355 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 126 components and 2.18355 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=0.106615Jy sigma=0.000674 ! Fit after self-cal, rms=0.106575Jy sigma=0.000673 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.106575Jy sigma=0.000673 ! Fit after self-cal, rms=0.106574Jy sigma=0.000672 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.952 mas, bmaj=2.749 mas, bpa=-4.302 degrees ! Estimated noise=980.782 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456059 Jy ! Component: 100 - total flux cleaned = 0.0056941 Jy ! Component: 150 - total flux cleaned = 0.00675941 Jy ! Component: 200 - total flux cleaned = 0.00774349 Jy ! Total flux subtracted in 200 components = 0.00774349 Jy ! Clean residual min=-0.008059 max=0.009166 Jy/beam ! Clean residual mean=0.000080 rms=0.002635 Jy/beam ! Combined flux in latest and established models = 2.1913 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 142 components and 2.1913 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=0.106349Jy sigma=0.000671 ! Fit after self-cal, rms=0.106339Jy sigma=0.000671 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = -7.78631e-05 Jy ! Component: 100 - total flux cleaned = 0.000830344 Jy ! Component: 150 - total flux cleaned = 0.0016089 Jy ! Component: 200 - total flux cleaned = 0.00244837 Jy ! Total flux subtracted in 200 components = 0.00244837 Jy ! Clean residual min=-0.007727 max=0.009193 Jy/beam ! Clean residual mean=0.000086 rms=0.002580 Jy/beam ! Combined flux in latest and established models = 2.19375 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 2.19375 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=0.106270Jy sigma=0.000671 ! Fit after self-cal, rms=0.106261Jy sigma=0.000671 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8128 mas, bmaj=2.169 mas, bpa=-5.734 degrees ! Estimated noise=744.668 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8128 x 2.169 at -5.734 degrees (North through East) ! Clean map min=-0.0048042 max=1.6555 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=0.106261Jy sigma=0.000671 ! Fit after self-cal, rms=0.099520Jy sigma=0.000611 ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8124 mas, bmaj=2.168 mas, bpa=-5.744 degrees ! Estimated noise=744.949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015386 Jy ! Component: 100 - total flux cleaned = 0.00346497 Jy ! Component: 150 - total flux cleaned = 0.00428194 Jy ! Component: 200 - total flux cleaned = 0.00485575 Jy ! Total flux subtracted in 200 components = 0.00485575 Jy ! Clean residual min=-0.004617 max=0.006268 Jy/beam ! Clean residual mean=0.000022 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 2.1986 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 164 components and 2.1986 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=0.099267Jy sigma=0.000609 ! Fit after self-cal, rms=0.099246Jy sigma=0.000609 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Added new window around map position (10.4, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591982 Jy ! Component: 100 - total flux cleaned = 0.00925458 Jy ! Component: 150 - total flux cleaned = 0.011603 Jy ! Component: 200 - total flux cleaned = 0.0135486 Jy ! Total flux subtracted in 200 components = 0.0135486 Jy ! Clean residual min=-0.004460 max=0.004152 Jy/beam ! Clean residual mean=0.000025 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 2.21215 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 187 components and 2.21215 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=0.098749Jy sigma=0.000605 ! Fit after self-cal, rms=0.098747Jy sigma=0.000604 ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.098747Jy sigma=0.000604 ! Fit after self-cal, rms=0.098801Jy sigma=0.000604 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 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.6275 mas, bmaj=1.924 mas, bpa=-7.376 degrees ! Estimated noise=1128.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.27119 Jy ! Component: 100 - total flux cleaned = 1.588 Jy ! Component: 150 - total flux cleaned = 1.74219 Jy ! Component: 200 - total flux cleaned = 1.83827 Jy ! Total flux subtracted in 200 components = 1.83827 Jy ! Clean residual min=-0.019182 max=0.052710 Jy/beam ! Clean residual mean=-0.000361 rms=0.005935 Jy/beam ! Combined flux in latest and established models = 1.83826 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 1.83826 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8121 mas, bmaj=2.169 mas, bpa=-5.748 degrees ! Estimated noise=745.149 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 = 0.103245 Jy ! Component: 100 - total flux cleaned = 0.168594 Jy ! Component: 150 - total flux cleaned = 0.214974 Jy ! Component: 200 - total flux cleaned = 0.248968 Jy ! Total flux subtracted in 200 components = 0.248968 Jy ! Clean residual min=-0.010847 max=0.019339 Jy/beam ! Clean residual mean=-0.000151 rms=0.003486 Jy/beam ! Combined flux in latest and established models = 2.08723 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 52 components and 2.08723 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0252744 Jy ! Component: 100 - total flux cleaned = 0.0445716 Jy ! Component: 150 - total flux cleaned = 0.0595143 Jy ! Component: 200 - total flux cleaned = 0.0712106 Jy ! Total flux subtracted in 200 components = 0.0712106 Jy ! Clean residual min=-0.007045 max=0.007629 Jy/beam ! Clean residual mean=-0.000037 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 2.15844 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 80 components and 2.15844 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.95 mas, bmaj=2.749 mas, bpa=-4.306 degrees ! Estimated noise=982.399 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152032 Jy ! Component: 100 - total flux cleaned = 0.0250643 Jy ! Component: 150 - total flux cleaned = 0.0327365 Jy ! Component: 200 - total flux cleaned = 0.038539 Jy ! Total flux subtracted in 200 components = 0.038539 Jy ! Clean residual min=-0.008252 max=0.008302 Jy/beam ! Clean residual mean=0.000024 rms=0.002589 Jy/beam ! Combined flux in latest and established models = 2.19698 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 = 0.00462501 Jy ! Component: 100 - total flux cleaned = 0.00852416 Jy ! Component: 150 - total flux cleaned = 0.0121854 Jy ! Component: 200 - total flux cleaned = 0.0152979 Jy ! Total flux subtracted in 200 components = 0.0152979 Jy ! Clean residual min=-0.007023 max=0.007359 Jy/beam ! Clean residual mean=0.000053 rms=0.002138 Jy/beam ! Combined flux in latest and established models = 2.21228 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 145 components and 2.21228 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8121 mas, bmaj=2.169 mas, bpa=-5.748 degrees ! Estimated noise=745.149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036779 Jy ! Component: 100 - total flux cleaned = 0.00305434 Jy ! Component: 150 - total flux cleaned = 0.00305411 Jy ! Component: 200 - total flux cleaned = 0.00397893 Jy ! Total flux subtracted in 200 components = 0.00397893 Jy ! Clean residual min=-0.005197 max=0.005109 Jy/beam ! Clean residual mean=0.000025 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 2.21626 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 161 components and 2.21626 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=0.099415Jy sigma=0.000610 ! Fit after self-cal, rms=0.099331Jy sigma=0.000609 wmodel J0237+2848_X_2017_01_21_pus_map.mod ! Writing 161 model components to file: J0237+2848_X_2017_01_21_pus_map.mod wobs J0237+2848_X_2017_01_21_pus_uvs.fits ! Writing UV FITS file: J0237+2848_X_2017_01_21_pus_uvs.fits wwins J0237+2848_X_2017_01_21_pus_map.win ! wwins: Wrote 5 windows to J0237+2848_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 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00211702 Jy ! Component: 100 - total flux cleaned = -0.00302065 Jy ! Component: 150 - total flux cleaned = -0.00362441 Jy ! Component: 200 - total flux cleaned = -0.00369592 Jy ! Component: 250 - total flux cleaned = -0.00383436 Jy ! Component: 300 - total flux cleaned = -0.004029 Jy ! Component: 350 - total flux cleaned = -0.00402962 Jy ! Component: 400 - total flux cleaned = -0.00433437 Jy ! Component: 450 - total flux cleaned = -0.00463093 Jy ! Component: 500 - total flux cleaned = -0.00491983 Jy ! Component: 550 - total flux cleaned = -0.00514641 Jy ! Component: 600 - total flux cleaned = -0.00536671 Jy ! Component: 650 - total flux cleaned = -0.00536766 Jy ! Component: 700 - total flux cleaned = -0.00547378 Jy ! Component: 750 - total flux cleaned = -0.00567854 Jy ! Component: 800 - total flux cleaned = -0.00567865 Jy ! Component: 850 - total flux cleaned = -0.00592636 Jy ! Component: 900 - total flux cleaned = -0.00602401 Jy ! Component: 950 - total flux cleaned = -0.00607304 Jy ! Component: 1000 - total flux cleaned = -0.00630828 Jy ! Component: 1050 - total flux cleaned = -0.00621515 Jy ! Component: 1100 - total flux cleaned = -0.0062154 Jy ! Component: 1150 - total flux cleaned = -0.00626069 Jy ! Component: 1200 - total flux cleaned = -0.00630495 Jy ! Component: 1250 - total flux cleaned = -0.00626125 Jy ! Component: 1300 - total flux cleaned = -0.0062186 Jy ! Component: 1350 - total flux cleaned = -0.00617598 Jy ! Component: 1400 - total flux cleaned = -0.00630272 Jy ! Component: 1450 - total flux cleaned = -0.00621934 Jy ! Component: 1500 - total flux cleaned = -0.00630124 Jy ! Component: 1550 - total flux cleaned = -0.0061798 Jy ! Component: 1600 - total flux cleaned = -0.00618062 Jy ! Component: 1650 - total flux cleaned = -0.00622132 Jy ! Component: 1700 - total flux cleaned = -0.00629918 Jy ! Component: 1750 - total flux cleaned = -0.0062222 Jy ! Component: 1800 - total flux cleaned = -0.0062217 Jy ! Component: 1850 - total flux cleaned = -0.00625986 Jy ! Component: 1900 - total flux cleaned = -0.00625982 Jy ! Component: 1950 - total flux cleaned = -0.00629645 Jy ! Component: 2000 - total flux cleaned = -0.00622323 Jy ! Total flux subtracted in 2048 components = -0.00615188 Jy ! Clean residual min=-0.001831 max=0.001869 Jy/beam ! Clean residual mean=0.000010 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 2.21011 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 310 components and 2.21011 Jy ![Exited script file: muppet] wmap "J0237+2848_X_2017_01_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8121 x 2.169 at -5.748 degrees (North through East) ! Clean map min=-0.0034931 max=1.654 Jy/beam ! Writing clean map to FITS file: J0237+2848_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 1.65403 invert ! Inverting map ! Your choice of large map pixels excluded 0.0905% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000692577 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.125616 0.125616 0.251233 0.502466 1.00493 2.00986 4.01972 8.03945 16.0789 32.1578 64.3156 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.654 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8121 x 2.169 at -5.748 degrees (North through East) ! Clean map min=-0.0034931 max=1.654 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 J0237+2848_X_2017_01_21_pus_uvs.log closed on Sun May 5 15:25:03 2019