! Started logfile: J0203+3041_X_2011_06_28_pus_uvs.log on Sat Apr 21 12:56:42 2012 obs J0203+3041_X_2011_06_28_pus_uva.fits ! Reading UV FITS file: J0203+3041_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: 0.197821 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0203+3041 ! ! 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 21792 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 J0203+3041_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 860 telescope corrections were flagged in sub-array 1. ! A total of 956 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 817 telescope corrections were flagged in sub-array 1. ! A total of 956 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 994 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 860 telescope corrections were flagged in sub-array 1. ! A total of 972 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.961153Jy sigma=0.012696 ! Fit after self-cal, rms=0.927845Jy sigma=0.012304 ! 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 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.602 mas, bmaj=1.253 mas, bpa=0.1132 degrees ! Estimated noise=768.441 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 = 0.0508395 Jy ! Component: 100 - total flux cleaned = 0.0673908 Jy ! Total flux subtracted in 100 components = 0.0673908 Jy ! Clean residual min=-0.007708 max=0.010785 Jy/beam ! Clean residual mean=0.000019 rms=0.002186 Jy/beam ! Combined flux in latest and established models = 0.0673908 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0673908 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116269Jy sigma=0.001490 ! Fit after self-cal, rms=0.115908Jy sigma=0.001485 ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.9247 mas, bmaj=1.611 mas, bpa=-1.7 degrees ! Estimated noise=379.706 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 = 0.0203038 Jy ! Component: 100 - total flux cleaned = 0.0303622 Jy ! Component: 150 - total flux cleaned = 0.0360653 Jy ! Component: 200 - total flux cleaned = 0.0393258 Jy ! Total flux subtracted in 200 components = 0.0393258 Jy ! Clean residual min=-0.007855 max=0.013881 Jy/beam ! Clean residual mean=0.000063 rms=0.003260 Jy/beam ! Combined flux in latest and established models = 0.106717 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 34 components and 0.106717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113030Jy sigma=0.001435 ! Fit after self-cal, rms=0.112953Jy sigma=0.001432 ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 1.47 FD 0.79 FT 1.00* HH 1.00* ! HN 0.89 KK 1.00* KP 0.78 MC 1.00* ! MK 1.60 NL 1.03 NY 1.00* OV 1.56 ! PT 0.75 SC 1.58 SH 1.00* TS 0.71 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 1.31 FT 1.00* HH 1.00* ! HN 1.91 KK 1.00* KP 0.74 MC 1.00* ! MK 1.85 NL 1.44 NY 1.00* OV 0.82 ! PT 0.76 SC 1.23 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.47 FD 0.78 FT 1.00* HH 1.00* ! HN 0.94 KK 1.00* KP 0.79 MC 1.00* ! MK 1.34 NL 1.10 NY 1.00* OV 1.73 ! PT 0.77 SC 1.63 SH 1.00* TS 0.69 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 1.40 FT 1.00* HH 1.00* ! HN 1.90 KK 1.00* KP 0.78 MC 1.00* ! MK 2.06 NL 1.61 NY 1.00* OV 0.86 ! PT 0.76 SC 1.20 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.88 FT 1.00* HH 1.00* ! HN 0.86 KK 1.00* KP 0.94 MC 1.00* ! MK 1.13 NL 1.09 NY 1.00* OV 1.31 ! PT 0.79 SC 1.22 SH 1.00* TS 0.63 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.57 FT 1.00* HH 1.00* ! HN 1.36 KK 1.00* KP 0.77 MC 1.00* ! MK 1.53 NL 1.65 NY 1.00* OV 0.86 ! PT 0.75 SC 1.05 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 0.82 FT 1.00* HH 1.00* ! HN 0.81 KK 1.00* KP 0.84 MC 1.00* ! MK 0.96 NL 1.15 NY 1.00* OV 1.45 ! PT 0.80 SC 1.17 SH 1.00* TS 0.57 ! WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.48 FT 1.00* HH 1.00* ! HN 1.24 KK 1.00* KP 0.75 MC 1.00* ! MK 1.42 NL 1.41 NY 1.00* OV 0.94 ! PT 0.75 SC 0.96 SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.112953Jy sigma=0.001432 ! Fit after self-cal, rms=0.145764Jy sigma=0.001380 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.8664 mas, bmaj=1.639 mas, bpa=1.332 degrees ! Estimated noise=380.553 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 = 0.00223211 Jy ! Component: 100 - total flux cleaned = 0.00265218 Jy ! Component: 150 - total flux cleaned = 0.00295682 Jy ! Component: 200 - total flux cleaned = 0.00310944 Jy ! Total flux subtracted in 200 components = 0.00310944 Jy ! Clean residual min=-0.006267 max=0.007771 Jy/beam ! Clean residual mean=0.000013 rms=0.001930 Jy/beam ! Combined flux in latest and established models = 0.109826 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.109826 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145723Jy sigma=0.001379 ! Fit after self-cal, rms=0.148199Jy sigma=0.001369 ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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=0.148199Jy sigma=0.001369 ! Fit after self-cal, rms=0.161835Jy sigma=0.001368 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.858 mas, bmaj=1.623 mas, bpa=1.385 degrees ! Estimated noise=387.052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00225778 Jy ! Component: 100 - total flux cleaned = 0.00286549 Jy ! Component: 150 - total flux cleaned = 0.00302898 Jy ! Component: 200 - total flux cleaned = 0.00321226 Jy ! Total flux subtracted in 200 components = 0.00321226 Jy ! Clean residual min=-0.005548 max=0.006601 Jy/beam ! Clean residual mean=0.000008 rms=0.001695 Jy/beam ! Combined flux in latest and established models = 0.113038 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.113038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161787Jy sigma=0.001367 ! Fit after self-cal, rms=0.162189Jy sigma=0.001367 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 = 0.00011655 Jy ! Component: 100 - total flux cleaned = 0.000183217 Jy ! Component: 150 - total flux cleaned = 0.000303774 Jy ! Component: 200 - total flux cleaned = 0.000412849 Jy ! Total flux subtracted in 200 components = 0.000412849 Jy ! Clean residual min=-0.005472 max=0.006430 Jy/beam ! Clean residual mean=0.000008 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 0.113451 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.113451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162183Jy sigma=0.001366 ! Fit after self-cal, rms=0.162208Jy sigma=0.001366 ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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=0.162208Jy sigma=0.001366 ! Fit after self-cal, rms=0.165280Jy sigma=0.001366 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.866 mas, bmaj=1.595 mas, bpa=0.8411 degrees ! Estimated noise=389.087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197503 Jy ! Component: 100 - total flux cleaned = 0.00241357 Jy ! Component: 150 - total flux cleaned = 0.00258587 Jy ! Component: 200 - total flux cleaned = 0.00273913 Jy ! Total flux subtracted in 200 components = 0.00273913 Jy ! Clean residual min=-0.005280 max=0.006338 Jy/beam ! Clean residual mean=0.000006 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 0.11619 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 34 components and 0.11619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165243Jy sigma=0.001365 ! Fit after self-cal, rms=0.165301Jy sigma=0.001365 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 = 0.000254035 Jy ! Component: 100 - total flux cleaned = 0.000279081 Jy ! Component: 150 - total flux cleaned = 0.000374557 Jy ! Component: 200 - total flux cleaned = 0.000461088 Jy ! Total flux subtracted in 200 components = 0.000461088 Jy ! Clean residual min=-0.005259 max=0.006270 Jy/beam ! Clean residual mean=0.000006 rms=0.001613 Jy/beam ! Combined flux in latest and established models = 0.116651 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.116651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165295Jy sigma=0.001365 ! Fit after self-cal, rms=0.165308Jy sigma=0.001365 ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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=0.165308Jy sigma=0.001365 ! Fit after self-cal, rms=0.167155Jy sigma=0.001364 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=2.357 mas, bmaj=2.801 mas, bpa=-70.56 degrees ! Estimated noise=433.352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269157 Jy ! Component: 100 - total flux cleaned = 0.00370695 Jy ! Component: 150 - total flux cleaned = 0.00380952 Jy ! Component: 200 - total flux cleaned = 0.0039032 Jy ! Total flux subtracted in 200 components = 0.0039032 Jy ! Clean residual min=-0.006553 max=0.007533 Jy/beam ! Clean residual mean=0.000007 rms=0.002196 Jy/beam ! Combined flux in latest and established models = 0.120555 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 35 components and 0.120555 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167128Jy sigma=0.001364 ! Fit after self-cal, rms=0.167163Jy sigma=0.001364 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 = 0.000402782 Jy ! Component: 100 - total flux cleaned = 0.000401113 Jy ! Component: 150 - total flux cleaned = 0.000400098 Jy ! Component: 200 - total flux cleaned = 0.000417408 Jy ! Total flux subtracted in 200 components = 0.000417408 Jy ! Clean residual min=-0.006491 max=0.007520 Jy/beam ! Clean residual mean=0.000007 rms=0.002193 Jy/beam ! Combined flux in latest and established models = 0.120972 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 35 components and 0.120972 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167169Jy sigma=0.001364 ! Fit after self-cal, rms=0.167200Jy sigma=0.001364 ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.876 mas, bmaj=1.57 mas, bpa=0.1512 degrees ! Estimated noise=390.598 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.876 x 1.57 at 0.1512 degrees (North through East) ! Clean map min=-0.0048149 max=0.073582 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 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.5413 mas, bmaj=1.249 mas, bpa=2.654 degrees ! Estimated noise=808.016 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0509714 Jy ! Component: 100 - total flux cleaned = 0.0725 Jy ! Component: 150 - total flux cleaned = 0.0861186 Jy ! Component: 200 - total flux cleaned = 0.0956616 Jy ! Total flux subtracted in 200 components = 0.0956616 Jy ! Clean residual min=-0.006562 max=0.006880 Jy/beam ! Clean residual mean=0.000006 rms=0.001596 Jy/beam ! Combined flux in latest and established models = 0.0956616 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.0956616 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.876 mas, bmaj=1.57 mas, bpa=0.1512 degrees ! Estimated noise=390.598 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 = 0.010667 Jy ! Component: 100 - total flux cleaned = 0.0165706 Jy ! Component: 150 - total flux cleaned = 0.0198966 Jy ! Component: 200 - total flux cleaned = 0.0217705 Jy ! Total flux subtracted in 200 components = 0.0217705 Jy ! Clean residual min=-0.005134 max=0.006369 Jy/beam ! Clean residual mean=0.000006 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 0.117432 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.117432 Jy ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 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 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! Estimated beam: bmin=0.912 mas, bmaj=1.552 mas, bpa=-1.078 degrees ! Estimated noise=602.217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367447 Jy ! Component: 100 - total flux cleaned = 0.00460993 Jy ! Component: 150 - total flux cleaned = 0.00481928 Jy ! Component: 200 - total flux cleaned = 0.00485433 Jy ! Total flux subtracted in 200 components = 0.00485433 Jy ! Clean residual min=-0.009277 max=0.009609 Jy/beam ! Clean residual mean=0.000003 rms=0.002722 Jy/beam ! Combined flux in latest and established models = 0.122286 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.28635e-05 Jy ! Component: 100 - total flux cleaned = 9.1049e-05 Jy ! Component: 150 - total flux cleaned = 0.000119716 Jy ! Component: 200 - total flux cleaned = 0.00014741 Jy ! Total flux subtracted in 200 components = 0.00014741 Jy ! Clean residual min=-0.009278 max=0.009616 Jy/beam ! Clean residual mean=0.000003 rms=0.002721 Jy/beam ! Combined flux in latest and established models = 0.122434 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.122434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167169Jy sigma=0.001367 ! Fit after self-cal, rms=0.167136Jy sigma=0.001366 wmodel J0203+3041_X_2011_06_28_pus_map.mod ! Writing 39 model components to file: J0203+3041_X_2011_06_28_pus_map.mod wobs J0203+3041_X_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J0203+3041_X_2011_06_28_pus_uvs.fits wwins J0203+3041_X_2011_06_28_pus_map.win ! wwins: Wrote 1 windows to J0203+3041_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 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875113 Jy ! Component: 100 - total flux cleaned = 0.00134672 Jy ! Component: 150 - total flux cleaned = 0.00207697 Jy ! Component: 200 - total flux cleaned = 0.00221631 Jy ! Component: 250 - total flux cleaned = 0.00234565 Jy ! Component: 300 - total flux cleaned = 0.00195484 Jy ! Component: 350 - total flux cleaned = 0.00208161 Jy ! Component: 400 - total flux cleaned = 0.00232708 Jy ! Component: 450 - total flux cleaned = 0.00244666 Jy ! Component: 500 - total flux cleaned = 0.00279669 Jy ! Component: 550 - total flux cleaned = 0.0032496 Jy ! Component: 600 - total flux cleaned = 0.00369201 Jy ! Component: 650 - total flux cleaned = 0.00401723 Jy ! Component: 700 - total flux cleaned = 0.00423013 Jy ! Component: 750 - total flux cleaned = 0.00484902 Jy ! Component: 800 - total flux cleaned = 0.00525564 Jy ! Component: 850 - total flux cleaned = 0.00575344 Jy ! Component: 900 - total flux cleaned = 0.00604647 Jy ! Component: 950 - total flux cleaned = 0.00672072 Jy ! Component: 1000 - total flux cleaned = 0.00719413 Jy ! Component: 1050 - total flux cleaned = 0.00765713 Jy ! Component: 1100 - total flux cleaned = 0.00783988 Jy ! Component: 1150 - total flux cleaned = 0.00819919 Jy ! Component: 1200 - total flux cleaned = 0.00828877 Jy ! Component: 1250 - total flux cleaned = 0.00863554 Jy ! Component: 1300 - total flux cleaned = 0.00872036 Jy ! Component: 1350 - total flux cleaned = 0.00922681 Jy ! Component: 1400 - total flux cleaned = 0.00938919 Jy ! Component: 1450 - total flux cleaned = 0.0092246 Jy ! Component: 1500 - total flux cleaned = 0.00962855 Jy ! Component: 1550 - total flux cleaned = 0.0100254 Jy ! Component: 1600 - total flux cleaned = 0.00994534 Jy ! Component: 1650 - total flux cleaned = 0.0102552 Jy ! Component: 1700 - total flux cleaned = 0.0104073 Jy ! Component: 1750 - total flux cleaned = 0.0107083 Jy ! Component: 1800 - total flux cleaned = 0.0110031 Jy ! Component: 1850 - total flux cleaned = 0.0109297 Jy ! Component: 1900 - total flux cleaned = 0.0110738 Jy ! Component: 1950 - total flux cleaned = 0.0113576 Jy ! Component: 2000 - total flux cleaned = 0.0115663 Jy ! Total flux subtracted in 2048 components = 0.0113575 Jy ! Clean residual min=-0.003946 max=0.003645 Jy/beam ! Clean residual mean=-0.000003 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.133791 Jy keep ! Adding 195 model components to the UV plane model. ! The established model now contains 234 components and 0.133791 Jy ![Exited script file: muppet] wmap "J0203+3041_X_2011_06_28_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.912 x 1.552 at -1.078 degrees (North through East) ! Clean map min=-0.007712 max=0.077986 Jy/beam ! Writing clean map to FITS file: J0203+3041_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 0.0779862 invert ! Inverting map ! Your choice of large map pixels excluded 2.58% of the data. ! The x-axis pixel size should ideally be below 0.1585 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00148965 device "J0203+3041_X_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J0203+3041_X_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -5.73044 5.73044 11.4609 22.9218 45.8436 91.6871 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0044 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.077 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.912 x 1.552 at -1.078 degrees (North through East) ! Clean map min=-0.007712 max=0.077986 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0203+3041_X_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J0203+3041_X_2011_06_28_pus_map.gif/vgif' mapplot cln