! Started logfile: J1159+0954_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:17:05 2011 obs J1159+0954_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1159+0954_X_2010_10_13_pus_uva.fits ! AN table 1: 95 integrations on 105 of 105 possible baselines. ! AN table 2: 95 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.351579 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1159+0954 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 5978 lines of history. ! ! Reading 28056 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 J1159+0954_X_2010_10_13_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 400 telescope corrections were flagged in sub-array 1. ! A total of 762 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 400 telescope corrections were flagged in sub-array 1. ! A total of 762 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 425 telescope corrections were flagged in sub-array 1. ! A total of 762 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 520 telescope corrections were flagged in sub-array 1. ! A total of 762 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.928240Jy sigma=0.012139 ! Fit after self-cal, rms=0.894248Jy sigma=0.011743 ! 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 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.5375 mas, bmaj=1.837 mas, bpa=0.3066 degrees ! Estimated noise=737.235 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 = 0.086961 Jy ! Component: 100 - total flux cleaned = 0.106763 Jy ! Total flux subtracted in 100 components = 0.106763 Jy ! Clean residual min=-0.003739 max=0.007344 Jy/beam ! Clean residual mean=0.000096 rms=0.001339 Jy/beam ! Combined flux in latest and established models = 0.106763 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.106763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122137Jy sigma=0.001318 ! Fit after self-cal, rms=0.122107Jy sigma=0.001318 ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.659 mas, bmaj=2.025 mas, bpa=0.2031 degrees ! Estimated noise=346.412 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 = 0.00877598 Jy ! Component: 100 - total flux cleaned = 0.0124204 Jy ! Component: 150 - total flux cleaned = 0.0140848 Jy ! Component: 200 - total flux cleaned = 0.014992 Jy ! Total flux subtracted in 200 components = 0.014992 Jy ! Clean residual min=-0.002760 max=0.003416 Jy/beam ! Clean residual mean=0.000094 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.121755 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.121755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121535Jy sigma=0.001310 ! Fit after self-cal, rms=0.121499Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 0.97 FD 0.84 HH 1.00* HN 0.93 ! KB 1.00* KK 1.00* KP 0.95 LA 1.01 ! MK 0.99 NL 1.01 NY 1.00* OV 1.02 ! PT 0.95 SC 1.12 TS 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.83 HH 1.00* HN 1.01 ! KB 1.00* KK 1.00* KP 1.05 LA 1.00* ! MK 1.15 NL 1.04 NY 1.00* OV 1.00* ! PT 0.95 SC 0.96 TS 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HH 1.00* HN 0.93 ! KB 1.00* KK 1.00* KP 0.95 LA 0.96 ! MK 0.98 NL 1.02 NY 1.00* OV 1.01 ! PT 0.99 SC 1.11 TS 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.00* HN 1.45 ! KB 1.00* KK 1.00* KP 1.01 LA 1.00* ! MK 1.06 NL 1.06 NY 1.00* OV 1.00* ! PT 0.99 SC 0.95 TS 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HH 1.00* HN 0.87 ! KB 1.00* KK 1.00* KP 1.01 LA 0.94 ! MK 1.02 NL 0.97 NY 1.00* OV 0.97 ! PT 1.03 SC 1.17 TS 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.02 HH 1.00* HN 0.95 ! KB 1.00* KK 1.00* KP 1.05 LA 1.00* ! MK 1.03 NL 1.02 NY 1.00* OV 1.00* ! PT 1.08 SC 1.01 TS 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HH 1.00* HN 1.00* ! KB 1.00* KK 1.00* KP 1.03 LA 1.00 ! MK 0.96 NL 1.01 NY 1.00* OV 1.06 ! PT 0.97 SC 1.08 TS 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 HH 1.00* HN 0.91 ! KB 1.00* KK 1.00* KP 1.01 LA 1.00* ! MK 1.04 NL 1.05 NY 1.00* OV 1.00* ! PT 1.00 SC 0.96 TS 1.00* ! ! ! Fit before self-cal, rms=0.121499Jy sigma=0.001310 ! Fit after self-cal, rms=0.120668Jy sigma=0.001304 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.6597 mas, bmaj=2.027 mas, bpa=0.2044 degrees ! Estimated noise=345.463 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 = -0.000318701 Jy ! Component: 100 - total flux cleaned = -0.000362238 Jy ! Component: 150 - total flux cleaned = -0.000363019 Jy ! Component: 200 - total flux cleaned = -0.000353602 Jy ! Total flux subtracted in 200 components = -0.000353602 Jy ! Clean residual min=-0.001737 max=0.001781 Jy/beam ! Clean residual mean=0.000037 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.121402 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 17 components and 0.121402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120664Jy sigma=0.001304 ! Fit after self-cal, rms=0.120708Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.120708Jy sigma=0.001304 ! Fit after self-cal, rms=0.120978Jy sigma=0.001304 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.6599 mas, bmaj=2.028 mas, bpa=0.2115 degrees ! Estimated noise=345.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000165774 Jy ! Component: 100 - total flux cleaned = -0.000207833 Jy ! Component: 150 - total flux cleaned = -0.000198853 Jy ! Component: 200 - total flux cleaned = -0.000198741 Jy ! Total flux subtracted in 200 components = -0.000198741 Jy ! Clean residual min=-0.001715 max=0.001716 Jy/beam ! Clean residual mean=0.000037 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.121203 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.121203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120975Jy sigma=0.001304 ! Fit after self-cal, rms=0.120978Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = -1.21424e-05 Jy ! Component: 100 - total flux cleaned = -2.0174e-05 Jy ! Component: 150 - total flux cleaned = -1.30294e-05 Jy ! Component: 200 - total flux cleaned = -1.31428e-05 Jy ! Total flux subtracted in 200 components = -1.31428e-05 Jy ! Clean residual min=-0.001706 max=0.001731 Jy/beam ! Clean residual mean=0.000037 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.12119 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 19 components and 0.12119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120977Jy sigma=0.001304 ! Fit after self-cal, rms=0.120976Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.120976Jy sigma=0.001304 ! Fit after self-cal, rms=0.121622Jy sigma=0.001304 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.66 mas, bmaj=2.03 mas, bpa=0.2232 degrees ! Estimated noise=346.072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.47399e-05 Jy ! Component: 100 - total flux cleaned = -1.04815e-05 Jy ! Component: 150 - total flux cleaned = -1.7966e-05 Jy ! Component: 200 - total flux cleaned = -2.44382e-05 Jy ! Total flux subtracted in 200 components = -2.44382e-05 Jy ! Clean residual min=-0.001719 max=0.001671 Jy/beam ! Clean residual mean=0.000035 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.121165 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 20 components and 0.121165 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121620Jy sigma=0.001304 ! Fit after self-cal, rms=0.121626Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = 3.23343e-06 Jy ! Component: 100 - total flux cleaned = -3.60926e-06 Jy ! Component: 150 - total flux cleaned = -3.72946e-06 Jy ! Component: 200 - total flux cleaned = 1.78656e-06 Jy ! Total flux subtracted in 200 components = 1.78656e-06 Jy ! Clean residual min=-0.001709 max=0.001674 Jy/beam ! Clean residual mean=0.000035 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.121167 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.121167 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121625Jy sigma=0.001304 ! Fit after self-cal, rms=0.121625Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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=0.121625Jy sigma=0.001304 ! Fit after self-cal, rms=0.121853Jy sigma=0.001304 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=2.116 mas, bmaj=3.204 mas, bpa=0.304 degrees ! Estimated noise=469.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000651366 Jy ! Component: 100 - total flux cleaned = 0.000650367 Jy ! Component: 150 - total flux cleaned = 0.000649529 Jy ! Component: 200 - total flux cleaned = 0.000636908 Jy ! Total flux subtracted in 200 components = 0.000636908 Jy ! Clean residual min=-0.001861 max=0.002583 Jy/beam ! Clean residual mean=0.000083 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.121804 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 22 components and 0.121804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121858Jy sigma=0.001304 ! Fit after self-cal, rms=0.121851Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 = 2.66273e-06 Jy ! Component: 100 - total flux cleaned = 3.6623e-06 Jy ! Component: 150 - total flux cleaned = 4.15361e-06 Jy ! Component: 200 - total flux cleaned = -6.61796e-06 Jy ! Total flux subtracted in 200 components = -6.61796e-06 Jy ! Clean residual min=-0.001865 max=0.002587 Jy/beam ! Clean residual mean=0.000083 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.121797 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 24 components and 0.121797 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121856Jy sigma=0.001304 ! Fit after self-cal, rms=0.121851Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.6603 mas, bmaj=2.031 mas, bpa=0.2307 degrees ! Estimated noise=346.576 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6603 x 2.031 at 0.2307 degrees (North through East) ! Clean map min=-0.0014184 max=0.11292 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 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.5382 mas, bmaj=1.835 mas, bpa=0.3464 degrees ! Estimated noise=738.559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0868085 Jy ! Component: 100 - total flux cleaned = 0.106945 Jy ! Component: 150 - total flux cleaned = 0.11464 Jy ! Component: 200 - total flux cleaned = 0.118281 Jy ! Total flux subtracted in 200 components = 0.118281 Jy ! Clean residual min=-0.003204 max=0.003514 Jy/beam ! Clean residual mean=0.000033 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 0.118281 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.118281 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.6603 mas, bmaj=2.031 mas, bpa=0.2307 degrees ! Estimated noise=346.576 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) ! Added new window around map position (1.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00247997 Jy ! Component: 100 - total flux cleaned = 0.00351792 Jy ! Component: 150 - total flux cleaned = 0.00363497 Jy ! Component: 200 - total flux cleaned = 0.00369781 Jy ! Total flux subtracted in 200 components = 0.00369781 Jy ! Clean residual min=-0.001700 max=0.001653 Jy/beam ! Clean residual mean=0.000027 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.121979 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.121979 Jy ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 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 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=2.116 mas, bmaj=3.204 mas, bpa=0.304 degrees ! Estimated noise=469.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000325853 Jy ! Component: 100 - total flux cleaned = 0.00032746 Jy ! Component: 150 - total flux cleaned = 0.000329451 Jy ! Component: 200 - total flux cleaned = 0.000314089 Jy ! Total flux subtracted in 200 components = 0.000314089 Jy ! Clean residual min=-0.001741 max=0.002193 Jy/beam ! Clean residual mean=0.000067 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.122293 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 = -2.84532e-05 Jy ! Component: 100 - total flux cleaned = -4.13895e-05 Jy ! Component: 150 - total flux cleaned = -6.52674e-05 Jy ! Component: 200 - total flux cleaned = -8.65367e-05 Jy ! Total flux subtracted in 200 components = -8.65367e-05 Jy ! Clean residual min=-0.001751 max=0.002153 Jy/beam ! Clean residual mean=0.000068 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.122207 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 45 components and 0.122207 Jy ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! Estimated beam: bmin=0.6603 mas, bmaj=2.031 mas, bpa=0.2307 degrees ! Estimated noise=346.576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000223104 Jy ! Component: 100 - total flux cleaned = -0.000242798 Jy ! Component: 150 - total flux cleaned = -0.000241906 Jy ! Component: 200 - total flux cleaned = -0.000257406 Jy ! Total flux subtracted in 200 components = -0.000257406 Jy ! Clean residual min=-0.001658 max=0.001579 Jy/beam ! Clean residual mean=0.000026 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.121949 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.121949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121824Jy sigma=0.001304 ! Fit after self-cal, rms=0.121799Jy sigma=0.001304 wmodel J1159+0954_X_2010_10_13_pus_map.mod ! Writing 59 model components to file: J1159+0954_X_2010_10_13_pus_map.mod wobs J1159+0954_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1159+0954_X_2010_10_13_pus_uvs.fits wwins J1159+0954_X_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J1159+0954_X_2010_10_13_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 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000125178 Jy ! Component: 100 - total flux cleaned = -0.000126148 Jy ! Component: 150 - total flux cleaned = -7.9711e-05 Jy ! Component: 200 - total flux cleaned = 1.13929e-05 Jy ! Component: 250 - total flux cleaned = 7.76295e-05 Jy ! Component: 300 - total flux cleaned = 0.000140504 Jy ! Component: 350 - total flux cleaned = 0.000100734 Jy ! Component: 400 - total flux cleaned = 0.000100989 Jy ! Component: 450 - total flux cleaned = 6.34741e-05 Jy ! Component: 500 - total flux cleaned = 2.75259e-05 Jy ! Component: 550 - total flux cleaned = 2.7752e-05 Jy ! Component: 600 - total flux cleaned = 4.46648e-05 Jy ! Component: 650 - total flux cleaned = 6.10421e-05 Jy ! Component: 700 - total flux cleaned = 9.3838e-05 Jy ! Component: 750 - total flux cleaned = 0.000141916 Jy ! Component: 800 - total flux cleaned = 0.000141995 Jy ! Component: 850 - total flux cleaned = 0.000172407 Jy ! Component: 900 - total flux cleaned = 0.000127568 Jy ! Component: 950 - total flux cleaned = 0.000201034 Jy ! Component: 1000 - total flux cleaned = 0.000215321 Jy ! Total flux subtracted in 1024 components = 0.00022949 Jy ! Clean residual min=-0.000946 max=0.000894 Jy/beam ! Clean residual mean=0.000024 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.122179 Jy keep ! Adding 77 model components to the UV plane model. ! The established model now contains 136 components and 0.122179 Jy ![Exited script file: muppet] wmap "J1159+0954_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6603 x 2.031 at 0.2307 degrees (North through East) ! Clean map min=-0.0010419 max=0.11284 Jy/beam ! Writing clean map to FITS file: J1159+0954_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.112843 invert ! Inverting map ! Your choice of large map pixels excluded 3.16% of the data. ! The x-axis pixel size should ideally be below 0.1533 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000298198 device "J1159+0954_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1159+0954_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.792779 0.792779 1.58556 3.17111 6.34223 12.6845 25.3689 50.7378 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.112 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6603 x 2.031 at 0.2307 degrees (North through East) ! Clean map min=-0.0010419 max=0.11284 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1159+0954_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1159+0954_X_2010_10_13_pus_map.gif/vgif' mapplot cln