! Started logfile: J1420+1703_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:04:26 2012 obs J1420+1703_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1420+1703_X_2011_06_28_pus_uva.fits ! AN table 1: 90 integrations on 153 of 153 possible baselines. ! AN table 2: 90 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.25846 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1420+1703 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5249 lines of history. ! ! Reading 28472 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J1420+1703_X_2011_06_28_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 822 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 822 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 822 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 822 telescope corrections were flagged in sub-array 1. ! A total of 729 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.649621Jy sigma=0.008015 ! Fit after self-cal, rms=0.598821Jy sigma=0.007454 ! 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 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.5832 mas, bmaj=1.617 mas, bpa=0.6041 degrees ! Estimated noise=753.183 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 = 0.325572 Jy ! Component: 100 - total flux cleaned = 0.396567 Jy ! Total flux subtracted in 100 components = 0.396567 Jy ! Clean residual min=-0.007705 max=0.019814 Jy/beam ! Clean residual mean=-0.000014 rms=0.002468 Jy/beam ! Combined flux in latest and established models = 0.396567 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.396567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128574Jy sigma=0.001420 ! Fit after self-cal, rms=0.128571Jy sigma=0.001420 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017728 Jy ! Component: 100 - total flux cleaned = 0.0266303 Jy ! Total flux subtracted in 100 components = 0.0266303 Jy ! Clean residual min=-0.007345 max=0.008034 Jy/beam ! Clean residual mean=-0.000003 rms=0.001822 Jy/beam ! Combined flux in latest and established models = 0.423198 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.423198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126457Jy sigma=0.001367 ! Fit after self-cal, rms=0.126452Jy sigma=0.001367 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.738 mas, bmaj=1.798 mas, bpa=0.07365 degrees ! Estimated noise=341.712 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 = 0.00771892 Jy ! Component: 100 - total flux cleaned = 0.0116142 Jy ! Component: 150 - total flux cleaned = 0.0140193 Jy ! Component: 200 - total flux cleaned = 0.0155885 Jy ! Total flux subtracted in 200 components = 0.0155885 Jy ! Clean residual min=-0.005065 max=0.005489 Jy/beam ! Clean residual mean=0.000000 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.438786 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 37 components and 0.438786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.126235Jy sigma=0.001358 ! Fit after self-cal, rms=0.126243Jy sigma=0.001358 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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 0.94 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 1.01 MC 1.00* ! MK 1.01 NL 0.99 NY 1.00* OV 0.96 ! PT 0.98 SC 0.97 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.01 FT 1.00* HH 1.00* ! HN 1.18 KK 1.00* KP 1.03 MC 1.00* ! MK 1.00 NL 1.00 NY 1.00* OV 0.98 ! PT 0.98 SC 1.03 SH 1.00* TS 1.01 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.99 MC 1.00* ! MK 0.98 NL 1.01 NY 1.00* OV 1.00 ! PT 1.00 SC 1.01 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.96 FT 1.00* HH 1.00* ! HN 1.25 KK 1.00* KP 1.00 MC 1.00* ! MK 0.97 NL 1.02 NY 1.00* OV 0.99 ! PT 1.01 SC 1.07 SH 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.99 MC 1.00* ! MK 0.97 NL 0.97 NY 1.00* OV 0.98 ! PT 0.97 SC 1.00 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 FT 1.00* HH 1.00* ! HN 1.26 KK 1.00* KP 1.01 MC 1.00* ! MK 0.96 NL 0.96 NY 1.00* OV 0.99 ! PT 0.97 SC 1.07 SH 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 FT 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.97 MC 1.00* ! MK 1.02 NL 1.00 NY 1.00* OV 1.02 ! PT 0.99 SC 1.03 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 FT 1.00* HH 1.00* ! HN 1.34 KK 1.00* KP 0.97 MC 1.00* ! MK 1.01 NL 1.00 NY 1.00* OV 1.01 ! PT 0.99 SC 1.09 SH 1.00* TS 1.01 ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.126243Jy sigma=0.001358 ! Fit after self-cal, rms=0.133733Jy sigma=0.001329 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.7399 mas, bmaj=1.805 mas, bpa=0.1636 degrees ! Estimated noise=341.556 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 = -0.00143776 Jy ! Component: 100 - total flux cleaned = -0.00160784 Jy ! Component: 150 - total flux cleaned = -0.0016583 Jy ! Component: 200 - total flux cleaned = -0.00174384 Jy ! Total flux subtracted in 200 components = -0.00174384 Jy ! Clean residual min=-0.001713 max=0.001642 Jy/beam ! Clean residual mean=0.000006 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.437042 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 43 components and 0.437042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133711Jy sigma=0.001329 ! Fit after self-cal, rms=0.133845Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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. ! ! Fit before self-cal, rms=0.133845Jy sigma=0.001329 ! Fit after self-cal, rms=0.133986Jy sigma=0.001329 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.7401 mas, bmaj=1.807 mas, bpa=0.1529 degrees ! Estimated noise=341.451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000908399 Jy ! Component: 100 - total flux cleaned = -0.00107491 Jy ! Component: 150 - total flux cleaned = -0.00116143 Jy ! Component: 200 - total flux cleaned = -0.00123746 Jy ! Total flux subtracted in 200 components = -0.00123746 Jy ! Clean residual min=-0.001573 max=0.001577 Jy/beam ! Clean residual mean=0.000006 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.435805 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 0.435805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133978Jy sigma=0.001329 ! Fit after self-cal, rms=0.133975Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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 = -7.63812e-05 Jy ! Component: 100 - total flux cleaned = -0.00013697 Jy ! Component: 150 - total flux cleaned = -0.000190258 Jy ! Component: 200 - total flux cleaned = -0.000247006 Jy ! Total flux subtracted in 200 components = -0.000247006 Jy ! Clean residual min=-0.001546 max=0.001569 Jy/beam ! Clean residual mean=0.000006 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.435558 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.435558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133973Jy sigma=0.001329 ! Fit after self-cal, rms=0.133973Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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. ! ! Fit before self-cal, rms=0.133973Jy sigma=0.001329 ! Fit after self-cal, rms=0.134066Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.7403 mas, bmaj=1.809 mas, bpa=0.1558 degrees ! Estimated noise=341.432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000540093 Jy ! Component: 100 - total flux cleaned = -0.000661294 Jy ! Component: 150 - total flux cleaned = -0.000748469 Jy ! Component: 200 - total flux cleaned = -0.000802583 Jy ! Total flux subtracted in 200 components = -0.000802583 Jy ! Clean residual min=-0.001528 max=0.001543 Jy/beam ! Clean residual mean=0.000007 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.434755 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.434755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134063Jy sigma=0.001329 ! Fit after self-cal, rms=0.134063Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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 = -2.99416e-05 Jy ! Component: 100 - total flux cleaned = -7.23947e-05 Jy ! Component: 150 - total flux cleaned = -0.000102871 Jy ! Component: 200 - total flux cleaned = -0.000108352 Jy ! Total flux subtracted in 200 components = -0.000108352 Jy ! Clean residual min=-0.001513 max=0.001535 Jy/beam ! Clean residual mean=0.000007 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.434647 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 46 components and 0.434647 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134063Jy sigma=0.001329 ! Fit after self-cal, rms=0.134063Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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. ! ! Fit before self-cal, rms=0.134063Jy sigma=0.001329 ! Fit after self-cal, rms=0.134127Jy sigma=0.001329 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=2.007 mas, bmaj=2.726 mas, bpa=-1.469 degrees ! Estimated noise=435.739 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000212006 Jy ! Component: 100 - total flux cleaned = -0.00024932 Jy ! Component: 150 - total flux cleaned = -0.000274125 Jy ! Component: 200 - total flux cleaned = -0.000288776 Jy ! Total flux subtracted in 200 components = -0.000288776 Jy ! Clean residual min=-0.002182 max=0.002018 Jy/beam ! Clean residual mean=0.000016 rms=0.000521 Jy/beam ! Combined flux in latest and established models = 0.434358 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 49 components and 0.434358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134128Jy sigma=0.001329 ! Fit after self-cal, rms=0.134127Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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 = -3.07411e-05 Jy ! Component: 100 - total flux cleaned = -5.0565e-05 Jy ! Component: 150 - total flux cleaned = -5.06428e-05 Jy ! Component: 200 - total flux cleaned = -5.64756e-05 Jy ! Total flux subtracted in 200 components = -5.64756e-05 Jy ! Clean residual min=-0.002162 max=0.002026 Jy/beam ! Clean residual mean=0.000016 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.434302 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 50 components and 0.434302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134129Jy sigma=0.001329 ! Fit after self-cal, rms=0.134128Jy sigma=0.001329 ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 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 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.7406 mas, bmaj=1.81 mas, bpa=0.1575 degrees ! Estimated noise=341.459 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7406 x 1.81 at 0.1575 degrees (North through East) ! Clean map min=-0.0014042 max=0.42112 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 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.5848 mas, bmaj=1.625 mas, bpa=0.6884 degrees ! Estimated noise=756.497 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.32697 Jy ! Component: 100 - total flux cleaned = 0.39827 Jy ! Component: 150 - total flux cleaned = 0.415426 Jy ! Component: 200 - total flux cleaned = 0.42294 Jy ! Total flux subtracted in 200 components = 0.42294 Jy ! Clean residual min=-0.004499 max=0.004479 Jy/beam ! Clean residual mean=0.000001 rms=0.001165 Jy/beam ! Combined flux in latest and established models = 0.42294 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 0.42294 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.7406 mas, bmaj=1.81 mas, bpa=0.1575 degrees ! Estimated noise=341.459 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 = 0.00548268 Jy ! Component: 100 - total flux cleaned = 0.00808061 Jy ! Component: 150 - total flux cleaned = 0.00950613 Jy ! Component: 200 - total flux cleaned = 0.010344 Jy ! Total flux subtracted in 200 components = 0.010344 Jy ! Clean residual min=-0.001508 max=0.001560 Jy/beam ! Clean residual mean=0.000007 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.433284 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 40 components and 0.433284 Jy ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! Estimated beam: bmin=0.7404 mas, bmaj=1.727 mas, bpa=0.6657 degrees ! Estimated noise=422.615 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000517449 Jy ! Component: 100 - total flux cleaned = 0.000603929 Jy ! Component: 150 - total flux cleaned = 0.000633055 Jy ! Component: 200 - total flux cleaned = 0.000658969 Jy ! Total flux subtracted in 200 components = 0.000658969 Jy ! Clean residual min=-0.001974 max=0.002287 Jy/beam ! Clean residual mean=0.000006 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.433943 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.35459e-05 Jy ! Component: 100 - total flux cleaned = 3.44307e-05 Jy ! Component: 150 - total flux cleaned = 5.5406e-05 Jy ! Component: 200 - total flux cleaned = 6.53947e-05 Jy ! Total flux subtracted in 200 components = 6.53947e-05 Jy ! Clean residual min=-0.001958 max=0.002277 Jy/beam ! Clean residual mean=0.000006 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.434009 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.434009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134132Jy sigma=0.001329 ! Fit after self-cal, rms=0.134131Jy sigma=0.001329 wmodel J1420+1703_X_2011_06_28_pus_map.mod ! Writing 50 model components to file: J1420+1703_X_2011_06_28_pus_map.mod wobs J1420+1703_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1420+1703_X_2011_06_28_pus_uvs.fits wwins J1420+1703_X_2011_06_28_pus_map.win ! wwins: Wrote 1 windows to J1420+1703_X_2011_06_28_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 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000731636 Jy ! Component: 100 - total flux cleaned = 0.00109212 Jy ! Component: 150 - total flux cleaned = 0.00122979 Jy ! Component: 200 - total flux cleaned = 0.00126308 Jy ! Component: 250 - total flux cleaned = 0.00132704 Jy ! Component: 300 - total flux cleaned = 0.00126423 Jy ! Component: 350 - total flux cleaned = 0.0012344 Jy ! Component: 400 - total flux cleaned = 0.00129449 Jy ! Component: 450 - total flux cleaned = 0.0012645 Jy ! Component: 500 - total flux cleaned = 0.00115028 Jy ! Component: 550 - total flux cleaned = 0.0010669 Jy ! Component: 600 - total flux cleaned = 0.00090369 Jy ! Component: 650 - total flux cleaned = 0.000770335 Jy ! Component: 700 - total flux cleaned = 0.00066517 Jy ! Component: 750 - total flux cleaned = 0.000509308 Jy ! Component: 800 - total flux cleaned = 0.00043254 Jy ! Component: 850 - total flux cleaned = 0.000356472 Jy ! Component: 900 - total flux cleaned = 0.00023215 Jy ! Component: 950 - total flux cleaned = 0.000158883 Jy ! Component: 1000 - total flux cleaned = 3.86447e-05 Jy ! Component: 1050 - total flux cleaned = -3.22005e-05 Jy ! Component: 1100 - total flux cleaned = -3.22455e-05 Jy ! Component: 1150 - total flux cleaned = -7.87656e-05 Jy ! Component: 1200 - total flux cleaned = -5.59664e-05 Jy ! Component: 1250 - total flux cleaned = -0.000101728 Jy ! Component: 1300 - total flux cleaned = -7.95339e-05 Jy ! Component: 1350 - total flux cleaned = -0.000123824 Jy ! Component: 1400 - total flux cleaned = -0.000102025 Jy ! Component: 1450 - total flux cleaned = -0.000145464 Jy ! Component: 1500 - total flux cleaned = -0.000209766 Jy ! Component: 1550 - total flux cleaned = -0.000188726 Jy ! Component: 1600 - total flux cleaned = -0.000188979 Jy ! Component: 1650 - total flux cleaned = -0.000251152 Jy ! Component: 1700 - total flux cleaned = -0.00029196 Jy ! Component: 1750 - total flux cleaned = -0.000271545 Jy ! Component: 1800 - total flux cleaned = -0.00025129 Jy ! Component: 1850 - total flux cleaned = -0.000291567 Jy ! Component: 1900 - total flux cleaned = -0.000331113 Jy ! Component: 1950 - total flux cleaned = -0.000350918 Jy ! Component: 2000 - total flux cleaned = -0.000370203 Jy ! Total flux subtracted in 2048 components = -0.000408698 Jy ! Clean residual min=-0.001184 max=0.001063 Jy/beam ! Clean residual mean=0.000003 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.4336 Jy keep ! Adding 151 model components to the UV plane model. ! The established model now contains 201 components and 0.4336 Jy ![Exited script file: muppet] wmap "J1420+1703_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7404 x 1.727 at 0.6657 degrees (North through East) ! Clean map min=-0.0015798 max=0.42109 Jy/beam ! Writing clean map to FITS file: J1420+1703_X_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.421088 invert ! Inverting map ! Your choice of large map pixels excluded 3.74% of the data. ! The x-axis pixel size should ideally be below 0.157 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000350529 device "J1420+1703_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1420+1703_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.24973 0.24973 0.499461 0.998922 1.99784 3.99569 7.99137 15.9827 31.9655 63.931 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.421 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7404 x 1.727 at 0.6657 degrees (North through East) ! Clean map min=-0.0015798 max=0.42109 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1420+1703_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1420+1703_X_2011_06_28_pus_map.gif/vgif' mapplot cln