! Started logfile: J1059+2057_X_2011_06_28_pus_uvs.log on Sat Apr 21 13:01:56 2012 obs J1059+2057_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J1059+2057_X_2011_06_28_pus_uva.fits ! AN table 1: 119 integrations on 153 of 153 possible baselines. ! AN table 2: 359 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0793202 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1059+2057 ! ! 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 23204 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 J1059+2057_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 2088 telescope corrections were flagged in sub-array 1. ! A total of 4345 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2088 telescope corrections were flagged in sub-array 1. ! A total of 4345 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2088 telescope corrections were flagged in sub-array 1. ! A total of 4345 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2088 telescope corrections were flagged in sub-array 1. ! A total of 4345 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.764172Jy sigma=0.008671 ! Fit after self-cal, rms=0.728872Jy sigma=0.008400 ! 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 3.5% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.4548 mas, bmaj=1.507 mas, bpa=1.718 degrees ! Estimated noise=956.725 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 = 0.21509 Jy ! Component: 100 - total flux cleaned = 0.262388 Jy ! Total flux subtracted in 100 components = 0.262388 Jy ! Clean residual min=-0.012851 max=0.016846 Jy/beam ! Clean residual mean=0.000029 rms=0.002550 Jy/beam ! Combined flux in latest and established models = 0.262389 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.262389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138081Jy sigma=0.001227 ! Fit after self-cal, rms=0.138091Jy sigma=0.001227 ! Inverting map ! Your choice of large map pixels excluded 3.5% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Added new window around map position (1.2, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0180156 Jy ! Component: 100 - total flux cleaned = 0.0281026 Jy ! Total flux subtracted in 100 components = 0.0281026 Jy ! Clean residual min=-0.007134 max=0.009603 Jy/beam ! Clean residual mean=0.000007 rms=0.001748 Jy/beam ! Combined flux in latest and established models = 0.290491 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.290491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135604Jy sigma=0.001189 ! Fit after self-cal, rms=0.135572Jy sigma=0.001188 ! Inverting map ! Your choice of large map pixels excluded 3.5% of the data. ! The x-axis pixel size should ideally be below 0.1813 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 3.5% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.5562 mas, bmaj=1.62 mas, bpa=0.3993 degrees ! Estimated noise=432.35 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00711142 Jy ! Component: 100 - total flux cleaned = 0.00941629 Jy ! Component: 150 - total flux cleaned = 0.0102708 Jy ! Component: 200 - total flux cleaned = 0.0102753 Jy ! Total flux subtracted in 200 components = 0.0102753 Jy ! Clean residual min=-0.004286 max=0.003589 Jy/beam ! Clean residual mean=-0.000000 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.300767 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.300766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.135121Jy sigma=0.001183 ! Fit after self-cal, rms=0.135093Jy sigma=0.001183 ! Inverting map ! Your choice of large map pixels excluded 3.5% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.02 FT 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 1.03 MC 1.00* ! MK 1.02 NL 1.00* NY 1.00* OV 0.99 ! PT 1.00 SC 1.00* SH 0.94 TS 1.01 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 FT 1.00* HH 1.00* ! HN 1.00* KK 0.94 KP 1.01 MC 1.00* ! MK 0.99 NL 1.00* NY 1.00* OV 1.01 ! PT 1.01 SC 1.00* SH 0.94 TS 1.04 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 FT 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 1.01 MC 1.00* ! MK 0.96 NL 1.00* NY 1.00* OV 1.01 ! PT 0.97 SC 1.00* SH 0.99 TS 1.03 ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* FT 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* MC 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* SH 0.00* TS 0.00* ! WF 0.00* WZ 0.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.99 MC 1.00* ! MK 1.01 NL 1.00* NY 1.00* OV 1.03 ! PT 0.98 SC 1.00* SH 0.89 TS 1.03 ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.135093Jy sigma=0.001183 ! Fit after self-cal, rms=0.128268Jy sigma=0.001179 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.5581 mas, bmaj=1.614 mas, bpa=0.27 degrees ! Estimated noise=431.575 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 = 0.000290819 Jy ! Component: 100 - total flux cleaned = 7.3442e-05 Jy ! Component: 150 - total flux cleaned = 7.71195e-05 Jy ! Component: 200 - total flux cleaned = 3.69593e-05 Jy ! Total flux subtracted in 200 components = 3.69593e-05 Jy ! Clean residual min=-0.002732 max=0.002656 Jy/beam ! Clean residual mean=0.000008 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.300803 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 0.300803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128226Jy sigma=0.001179 ! Fit after self-cal, rms=0.128088Jy sigma=0.001179 ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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=0.128088Jy sigma=0.001179 ! Fit after self-cal, rms=0.128937Jy sigma=0.001177 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.5589 mas, bmaj=1.615 mas, bpa=0.2387 degrees ! Estimated noise=431.769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000613912 Jy ! Component: 100 - total flux cleaned = -0.0005713 Jy ! Component: 150 - total flux cleaned = -0.000568439 Jy ! Component: 200 - total flux cleaned = -0.000567213 Jy ! Total flux subtracted in 200 components = -0.000567213 Jy ! Clean residual min=-0.002172 max=0.002226 Jy/beam ! Clean residual mean=0.000006 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.300236 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.300236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128911Jy sigma=0.001177 ! Fit after self-cal, rms=0.128961Jy sigma=0.001177 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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 = 6.27884e-05 Jy ! Component: 100 - total flux cleaned = 9.00119e-05 Jy ! Component: 150 - total flux cleaned = 8.99062e-05 Jy ! Component: 200 - total flux cleaned = 0.000114632 Jy ! Total flux subtracted in 200 components = 0.000114632 Jy ! Clean residual min=-0.002180 max=0.002174 Jy/beam ! Clean residual mean=0.000007 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.300351 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 45 components and 0.300351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128951Jy sigma=0.001177 ! Fit after self-cal, rms=0.128951Jy sigma=0.001177 ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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=0.128951Jy sigma=0.001177 ! Fit after self-cal, rms=0.128892Jy sigma=0.001176 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.56 mas, bmaj=1.616 mas, bpa=0.2533 degrees ! Estimated noise=431.672 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.09824e-05 Jy ! Component: 100 - total flux cleaned = 8.02203e-05 Jy ! Component: 150 - total flux cleaned = 0.000160287 Jy ! Component: 200 - total flux cleaned = 0.000159479 Jy ! Total flux subtracted in 200 components = 0.000159479 Jy ! Clean residual min=-0.001697 max=0.001761 Jy/beam ! Clean residual mean=0.000006 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.30051 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.30051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128877Jy sigma=0.001176 ! Fit after self-cal, rms=0.128895Jy sigma=0.001176 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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 = -2.123e-05 Jy ! Component: 100 - total flux cleaned = -2.02768e-05 Jy ! Component: 150 - total flux cleaned = -1.96372e-05 Jy ! Component: 200 - total flux cleaned = -3.30848e-06 Jy ! Total flux subtracted in 200 components = -3.30848e-06 Jy ! Clean residual min=-0.001650 max=0.001702 Jy/beam ! Clean residual mean=0.000006 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.300507 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.300507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128888Jy sigma=0.001176 ! Fit after self-cal, rms=0.128888Jy sigma=0.001176 ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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=0.128888Jy sigma=0.001176 ! Fit after self-cal, rms=0.128773Jy sigma=0.001175 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=2.467 mas, bmaj=3.067 mas, bpa=13.99 degrees ! Estimated noise=669.054 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.87379e-05 Jy ! Component: 100 - total flux cleaned = 2.96527e-05 Jy ! Component: 150 - total flux cleaned = 8.08997e-05 Jy ! Component: 200 - total flux cleaned = 0.00012573 Jy ! Total flux subtracted in 200 components = 0.00012573 Jy ! Clean residual min=-0.002085 max=0.001736 Jy/beam ! Clean residual mean=0.000018 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.300633 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 79 components and 0.300633 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128768Jy sigma=0.001175 ! Fit after self-cal, rms=0.128762Jy sigma=0.001175 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.22656e-05 Jy ! Component: 100 - total flux cleaned = 9.07917e-05 Jy ! Component: 150 - total flux cleaned = 0.000133897 Jy ! Component: 200 - total flux cleaned = 0.000163353 Jy ! Total flux subtracted in 200 components = 0.000163353 Jy ! Clean residual min=-0.002099 max=0.001770 Jy/beam ! Clean residual mean=0.000019 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.300796 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 83 components and 0.300796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128762Jy sigma=0.001175 ! Fit after self-cal, rms=0.128762Jy sigma=0.001175 ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.5602 mas, bmaj=1.617 mas, bpa=0.2634 degrees ! Estimated noise=431.585 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5602 x 1.617 at 0.2634 degrees (North through East) ! Clean map min=-0.0029216 max=0.27103 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 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.4569 mas, bmaj=1.493 mas, bpa=1.665 degrees ! Estimated noise=966.087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.215581 Jy ! Component: 100 - total flux cleaned = 0.263045 Jy ! Component: 150 - total flux cleaned = 0.279853 Jy ! Component: 200 - total flux cleaned = 0.287747 Jy ! Total flux subtracted in 200 components = 0.287747 Jy ! Clean residual min=-0.005447 max=0.005316 Jy/beam ! Clean residual mean=0.000010 rms=0.001356 Jy/beam ! Combined flux in latest and established models = 0.287747 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.287747 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.5602 mas, bmaj=1.617 mas, bpa=0.2634 degrees ! Estimated noise=431.585 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 = 0.00604036 Jy ! Component: 100 - total flux cleaned = 0.00930829 Jy ! Component: 150 - total flux cleaned = 0.0103092 Jy ! Component: 200 - total flux cleaned = 0.0105646 Jy ! Total flux subtracted in 200 components = 0.0105646 Jy ! Clean residual min=-0.002218 max=0.002240 Jy/beam ! Clean residual mean=0.000006 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.298312 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.298312 Jy ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 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 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! Estimated beam: bmin=0.5461 mas, bmaj=1.616 mas, bpa=0.6105 degrees ! Estimated noise=538.228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.81342e-05 Jy ! Component: 100 - total flux cleaned = 0.000283933 Jy ! Component: 150 - total flux cleaned = 0.000462813 Jy ! Component: 200 - total flux cleaned = 0.000622431 Jy ! Total flux subtracted in 200 components = 0.000622431 Jy ! Clean residual min=-0.002172 max=0.002362 Jy/beam ! Clean residual mean=0.000005 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.298934 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00011203 Jy ! Component: 100 - total flux cleaned = 0.000249598 Jy ! Component: 150 - total flux cleaned = 0.000376251 Jy ! Component: 200 - total flux cleaned = 0.000435884 Jy ! Total flux subtracted in 200 components = 0.000435884 Jy ! Clean residual min=-0.002125 max=0.002223 Jy/beam ! Clean residual mean=0.000005 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.29937 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 45 components and 0.29937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128781Jy sigma=0.001176 ! Fit after self-cal, rms=0.128781Jy sigma=0.001176 wmodel J1059+2057_X_2011_06_28_pus_map.mod ! Writing 45 model components to file: J1059+2057_X_2011_06_28_pus_map.mod wobs J1059+2057_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J1059+2057_X_2011_06_28_pus_uvs.fits wwins J1059+2057_X_2011_06_28_pus_map.win ! wwins: Wrote 3 windows to J1059+2057_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 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000613773 Jy ! Component: 100 - total flux cleaned = 0.00101366 Jy ! Component: 150 - total flux cleaned = 0.00114986 Jy ! Component: 200 - total flux cleaned = 0.00128083 Jy ! Component: 250 - total flux cleaned = 0.00150286 Jy ! Component: 300 - total flux cleaned = 0.00168746 Jy ! Component: 350 - total flux cleaned = 0.00192704 Jy ! Component: 400 - total flux cleaned = 0.00204345 Jy ! Component: 450 - total flux cleaned = 0.00218565 Jy ! Component: 500 - total flux cleaned = 0.00229804 Jy ! Component: 550 - total flux cleaned = 0.00243539 Jy ! Component: 600 - total flux cleaned = 0.00254302 Jy ! Component: 650 - total flux cleaned = 0.00251655 Jy ! Component: 700 - total flux cleaned = 0.00262115 Jy ! Component: 750 - total flux cleaned = 0.0027237 Jy ! Component: 800 - total flux cleaned = 0.00272358 Jy ! Component: 850 - total flux cleaned = 0.00269871 Jy ! Component: 900 - total flux cleaned = 0.00279579 Jy ! Component: 950 - total flux cleaned = 0.00277117 Jy ! Component: 1000 - total flux cleaned = 0.0027472 Jy ! Component: 1050 - total flux cleaned = 0.00274736 Jy ! Component: 1100 - total flux cleaned = 0.00274758 Jy ! Component: 1150 - total flux cleaned = 0.00279341 Jy ! Component: 1200 - total flux cleaned = 0.00272609 Jy ! Component: 1250 - total flux cleaned = 0.00277119 Jy ! Component: 1300 - total flux cleaned = 0.00279342 Jy ! Component: 1350 - total flux cleaned = 0.00288052 Jy ! Component: 1400 - total flux cleaned = 0.00285851 Jy ! Component: 1450 - total flux cleaned = 0.0029009 Jy ! Component: 1500 - total flux cleaned = 0.00290074 Jy ! Component: 1550 - total flux cleaned = 0.00287989 Jy ! Component: 1600 - total flux cleaned = 0.00285949 Jy ! Component: 1650 - total flux cleaned = 0.00288 Jy ! Component: 1700 - total flux cleaned = 0.00294074 Jy ! Component: 1750 - total flux cleaned = 0.00292102 Jy ! Component: 1800 - total flux cleaned = 0.00300012 Jy ! Component: 1850 - total flux cleaned = 0.0030195 Jy ! Component: 1900 - total flux cleaned = 0.00305811 Jy ! Component: 1950 - total flux cleaned = 0.00298127 Jy ! Component: 2000 - total flux cleaned = 0.00300025 Jy ! Total flux subtracted in 2048 components = 0.00296262 Jy ! Clean residual min=-0.001131 max=0.001171 Jy/beam ! Clean residual mean=0.000002 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.302333 Jy keep ! Adding 145 model components to the UV plane model. ! The established model now contains 190 components and 0.302333 Jy ![Exited script file: muppet] wmap "J1059+2057_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5461 x 1.616 at 0.6105 degrees (North through East) ! Clean map min=-0.0014492 max=0.27105 Jy/beam ! Writing clean map to FITS file: J1059+2057_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 0.271048 invert ! Inverting map ! Your choice of large map pixels excluded 3.53% of the data. ! The x-axis pixel size should ideally be below 0.1813 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000340242 device "J1059+2057_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J1059+2057_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.376585 0.376585 0.75317 1.50634 3.01268 6.02536 12.0507 24.1014 48.2029 96.4058 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.271 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5461 x 1.616 at 0.6105 degrees (North through East) ! Clean map min=-0.0014492 max=0.27105 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1059+2057_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J1059+2057_X_2011_06_28_pus_map.gif/vgif' mapplot cln