! Started logfile: J1757+7539_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:55:36 2014 obs J1757+7539_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1757+7539_X_2013_01_09_pus_uva.fits ! AN table 1: Unused. ! AN table 2: 176 integrations on 120 of 120 possible baselines. ! AN table 3: Unused. ! AN table 4: Unused. ! AN table 5: Unused. ! Apparent sampling: 0.435748 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1757+7539 ! ! 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 2994 lines of history. ! ! Reading 36812 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1757+7539_X_2013_01_09_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 = 256x256 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 929 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 929 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 929 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 929 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.915112Jy sigma=0.010385 ! Fit after self-cal, rms=0.894920Jy sigma=0.010193 ! 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 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.4831 mas, bmaj=0.8925 mas, bpa=-20.81 degrees ! Estimated noise=815.366 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 = 0.0755776 Jy ! Component: 100 - total flux cleaned = 0.102916 Jy ! Total flux subtracted in 100 components = 0.102916 Jy ! Clean residual min=-0.006902 max=0.013709 Jy/beam ! Clean residual mean=0.000029 rms=0.002110 Jy/beam ! Combined flux in latest and established models = 0.102916 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.102916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134310Jy sigma=0.001227 ! Fit after self-cal, rms=0.134155Jy sigma=0.001226 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0168629 Jy ! Component: 100 - total flux cleaned = 0.0281796 Jy ! Total flux subtracted in 100 components = 0.0281796 Jy ! Clean residual min=-0.005819 max=0.007675 Jy/beam ! Clean residual mean=0.000001 rms=0.001623 Jy/beam ! Combined flux in latest and established models = 0.131095 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.131095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.129843Jy sigma=0.001174 ! Fit after self-cal, rms=0.129751Jy sigma=0.001174 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.6637 mas, bmaj=1.113 mas, bpa=-27.52 degrees ! Estimated noise=364.027 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 = 0.0171207 Jy ! Component: 100 - total flux cleaned = 0.026867 Jy ! Component: 150 - total flux cleaned = 0.0325321 Jy ! Component: 200 - total flux cleaned = 0.0358497 Jy ! Total flux subtracted in 200 components = 0.0358497 Jy ! Clean residual min=-0.005693 max=0.005716 Jy/beam ! Clean residual mean=-0.000201 rms=0.001564 Jy/beam ! Combined flux in latest and established models = 0.166945 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.166945 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127528Jy sigma=0.001148 ! Fit after self-cal, rms=0.127436Jy sigma=0.001147 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 1.02 FD 1.06 HH 1.00* HN 1.05 ! KP 0.75 LA 0.96 MC 1.00* MK 0.99 ! NL 0.86 NY 1.00* OV 0.98 PT 0.99 ! SC 1.06 TS 1.10 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HH 1.00* HN 1.13 ! KP 0.73 LA 1.00 MC 1.00* MK 1.07 ! NL 1.02 NY 1.00* OV 1.04 PT 1.04 ! SC 1.10 TS 0.94 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.05 HH 1.00* HN 1.11 ! KP 0.66 LA 1.05 MC 1.00* MK 1.06 ! NL 0.95 NY 1.00* OV 1.02 PT 0.99 ! SC 0.99 TS 0.88 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.13 HH 1.00* HN 1.05 ! KP 0.70 LA 1.05 MC 1.00* MK 1.07 ! NL 1.01 NY 1.00* OV 1.06 PT 1.09 ! SC 1.13 TS 1.07 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.127436Jy sigma=0.001147 ! Fit after self-cal, rms=0.130164Jy sigma=0.001126 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.668 mas, bmaj=1.122 mas, bpa=-25.81 degrees ! Estimated noise=364.275 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 = -0.000467184 Jy ! Component: 100 - total flux cleaned = -0.000611551 Jy ! Component: 150 - total flux cleaned = -0.000680229 Jy ! Component: 200 - total flux cleaned = -0.000680704 Jy ! Total flux subtracted in 200 components = -0.000680704 Jy ! Clean residual min=-0.001742 max=0.002145 Jy/beam ! Clean residual mean=0.000001 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.166264 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.166264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130151Jy sigma=0.001125 ! Fit after self-cal, rms=0.130326Jy sigma=0.001125 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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=0.130326Jy sigma=0.001125 ! Fit after self-cal, rms=0.130878Jy sigma=0.001124 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.6701 mas, bmaj=1.12 mas, bpa=-25.53 degrees ! Estimated noise=365.114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000285231 Jy ! Component: 100 - total flux cleaned = -0.000411422 Jy ! Component: 150 - total flux cleaned = -0.000429152 Jy ! Component: 200 - total flux cleaned = -0.000413707 Jy ! Total flux subtracted in 200 components = -0.000413707 Jy ! Clean residual min=-0.001662 max=0.001940 Jy/beam ! Clean residual mean=0.000026 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.165851 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.165851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130871Jy sigma=0.001124 ! Fit after self-cal, rms=0.130886Jy sigma=0.001124 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 = 1.25958e-05 Jy ! Component: 100 - total flux cleaned = 7.73079e-05 Jy ! Component: 150 - total flux cleaned = 9.17884e-05 Jy ! Component: 200 - total flux cleaned = 0.000106167 Jy ! Total flux subtracted in 200 components = 0.000106167 Jy ! Clean residual min=-0.001669 max=0.001872 Jy/beam ! Clean residual mean=0.000024 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.165957 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.165957 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130881Jy sigma=0.001124 ! Fit after self-cal, rms=0.130881Jy sigma=0.001124 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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=0.130881Jy sigma=0.001124 ! Fit after self-cal, rms=0.130987Jy sigma=0.001124 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.6699 mas, bmaj=1.119 mas, bpa=-25.32 degrees ! Estimated noise=365.031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000162716 Jy ! Component: 100 - total flux cleaned = -0.00012971 Jy ! Component: 150 - total flux cleaned = -0.000117222 Jy ! Component: 200 - total flux cleaned = -9.28123e-05 Jy ! Total flux subtracted in 200 components = -9.28123e-05 Jy ! Clean residual min=-0.001652 max=0.001792 Jy/beam ! Clean residual mean=0.000025 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.165864 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.165864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130983Jy sigma=0.001124 ! Fit after self-cal, rms=0.130985Jy sigma=0.001124 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 = 1.0348e-05 Jy ! Component: 100 - total flux cleaned = 4.8757e-05 Jy ! Component: 150 - total flux cleaned = 7.17853e-05 Jy ! Component: 200 - total flux cleaned = 8.26058e-05 Jy ! Total flux subtracted in 200 components = 8.26058e-05 Jy ! Clean residual min=-0.001649 max=0.001731 Jy/beam ! Clean residual mean=0.000025 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.165947 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.165947 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130981Jy sigma=0.001124 ! Fit after self-cal, rms=0.130981Jy sigma=0.001123 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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=0.130981Jy sigma=0.001123 ! Fit after self-cal, rms=0.131021Jy sigma=0.001123 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=1.98 mas, bmaj=3.816 mas, bpa=-64.82 degrees ! Estimated noise=524.374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041151 Jy ! Component: 100 - total flux cleaned = 0.000407907 Jy ! Component: 150 - total flux cleaned = 0.000405734 Jy ! Component: 200 - total flux cleaned = 0.000404635 Jy ! Total flux subtracted in 200 components = 0.000404635 Jy ! Clean residual min=-0.001781 max=0.001543 Jy/beam ! Clean residual mean=0.000062 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.166351 Jy selfcal ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 29 components and 0.166351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131029Jy sigma=0.001124 ! Fit after self-cal, rms=0.131027Jy sigma=0.001124 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 = -1.70034e-06 Jy ! Component: 100 - total flux cleaned = -1.50823e-06 Jy ! Component: 150 - total flux cleaned = -1.13711e-06 Jy ! Component: 200 - total flux cleaned = -8.0295e-07 Jy ! Total flux subtracted in 200 components = -8.0295e-07 Jy ! Clean residual min=-0.001779 max=0.001524 Jy/beam ! Clean residual mean=0.000062 rms=0.000563 Jy/beam ! Combined flux in latest and established models = 0.166351 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 29 components and 0.166351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131035Jy sigma=0.001124 ! Fit after self-cal, rms=0.131033Jy sigma=0.001124 ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.67 mas, bmaj=1.118 mas, bpa=-25.25 degrees ! Estimated noise=365.04 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.67 x 1.118 at -25.25 degrees (North through East) ! Clean map min=-0.0015288 max=0.11359 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 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.4798 mas, bmaj=0.8965 mas, bpa=-18.04 degrees ! Estimated noise=821.483 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0750513 Jy ! Component: 100 - total flux cleaned = 0.103257 Jy ! Component: 150 - total flux cleaned = 0.120084 Jy ! Component: 200 - total flux cleaned = 0.131351 Jy ! Total flux subtracted in 200 components = 0.131351 Jy ! Clean residual min=-0.004055 max=0.006625 Jy/beam ! Clean residual mean=0.000032 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.131351 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.131351 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.67 mas, bmaj=1.118 mas, bpa=-25.25 degrees ! Estimated noise=365.04 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 = 0.0152111 Jy ! Component: 100 - total flux cleaned = 0.0236286 Jy ! Component: 150 - total flux cleaned = 0.0283811 Jy ! Component: 200 - total flux cleaned = 0.0310889 Jy ! Total flux subtracted in 200 components = 0.0310889 Jy ! Clean residual min=-0.001754 max=0.002751 Jy/beam ! Clean residual mean=0.000047 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.16244 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.16244 Jy ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Added new window around map position (-0.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247931 Jy ! Component: 100 - total flux cleaned = 0.0037157 Jy ! Component: 150 - total flux cleaned = 0.00430955 Jy ! Component: 200 - total flux cleaned = 0.00453619 Jy ! Total flux subtracted in 200 components = 0.00453619 Jy ! Clean residual min=-0.001695 max=0.001409 Jy/beam ! Clean residual mean=0.000019 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.166976 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 0.166976 Jy ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 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 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=1.98 mas, bmaj=3.816 mas, bpa=-64.82 degrees ! Estimated noise=524.374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.64919e-05 Jy ! Component: 100 - total flux cleaned = 0.000153306 Jy ! Component: 150 - total flux cleaned = 0.000174618 Jy ! Component: 200 - total flux cleaned = 0.00019101 Jy ! Total flux subtracted in 200 components = 0.00019101 Jy ! Clean residual min=-0.001539 max=0.001459 Jy/beam ! Clean residual mean=0.000046 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.167167 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 = -1.71409e-05 Jy ! Component: 100 - total flux cleaned = -1.73232e-05 Jy ! Component: 150 - total flux cleaned = -1.69513e-05 Jy ! Component: 200 - total flux cleaned = -1.63222e-05 Jy ! Total flux subtracted in 200 components = -1.63222e-05 Jy ! Clean residual min=-0.001430 max=0.001484 Jy/beam ! Clean residual mean=0.000045 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.167151 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.167151 Jy ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! Estimated beam: bmin=0.67 mas, bmaj=1.118 mas, bpa=-25.25 degrees ! Estimated noise=365.04 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467513 Jy ! Component: 100 - total flux cleaned = 0.000543717 Jy ! Component: 150 - total flux cleaned = 0.000564387 Jy ! Component: 200 - total flux cleaned = 0.000582934 Jy ! Total flux subtracted in 200 components = 0.000582934 Jy ! Clean residual min=-0.001535 max=0.001354 Jy/beam ! Clean residual mean=0.000013 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.167734 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.167734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131024Jy sigma=0.001124 ! Fit after self-cal, rms=0.131019Jy sigma=0.001124 wmodel J1757+7539_X_2013_01_09_pus_map.mod ! Writing 64 model components to file: J1757+7539_X_2013_01_09_pus_map.mod wobs J1757+7539_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1757+7539_X_2013_01_09_pus_uvs.fits wwins J1757+7539_X_2013_01_09_pus_map.win ! wwins: Wrote 2 windows to J1757+7539_X_2013_01_09_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 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000176927 Jy ! Component: 100 - total flux cleaned = -0.000249549 Jy ! Component: 150 - total flux cleaned = -0.00027215 Jy ! Component: 200 - total flux cleaned = -0.000206762 Jy ! Component: 250 - total flux cleaned = -0.000122702 Jy ! Component: 300 - total flux cleaned = -6.18976e-05 Jy ! Component: 350 - total flux cleaned = -8.12991e-05 Jy ! Component: 400 - total flux cleaned = 3.45369e-05 Jy ! Component: 450 - total flux cleaned = 9.10747e-05 Jy ! Component: 500 - total flux cleaned = 0.000128313 Jy ! Component: 550 - total flux cleaned = 0.000164849 Jy ! Component: 600 - total flux cleaned = 0.000164764 Jy ! Component: 650 - total flux cleaned = 0.000164589 Jy ! Component: 700 - total flux cleaned = 0.000164463 Jy ! Component: 750 - total flux cleaned = 0.000181183 Jy ! Component: 800 - total flux cleaned = 0.000214108 Jy ! Component: 850 - total flux cleaned = 0.000230357 Jy ! Component: 900 - total flux cleaned = 0.000230488 Jy ! Component: 950 - total flux cleaned = 0.000246626 Jy ! Component: 1000 - total flux cleaned = 0.000262565 Jy ! Total flux subtracted in 1024 components = 0.000309136 Jy ! Clean residual min=-0.001070 max=0.000852 Jy/beam ! Clean residual mean=0.000010 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.168043 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 135 components and 0.168043 Jy ![Exited script file: muppet] wmap "J1757+7539_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.67 x 1.118 at -25.25 degrees (North through East) ! Clean map min=-0.0014514 max=0.11371 Jy/beam ! Writing clean map to FITS file: J1757+7539_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.113715 invert ! Inverting map ! Your choice of large map pixels excluded 8.36% of the data. ! The x-axis pixel size should ideally be below 0.1588 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000315824 device "J1757+7539_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1757+7539_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.8332 0.8332 1.6664 3.3328 6.6656 13.3312 26.6624 53.3248 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.113 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.67 x 1.118 at -25.25 degrees (North through East) ! Clean map min=-0.0014514 max=0.11371 Jy/beam quit ! Quitting program ! Log file J1757+7539_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:55:39 2014