! Started logfile: J1507-1652_X_2006_12_18_yyk_uvs.log on Mon Jun 16 19:45:54 2008 obs J1507-1652_X_2006_12_18_yyk_uve.fits ! Reading UV FITS file: J1507-1652_X_2006_12_18_yyk_uve.fits ! AN table 1: 3 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.8 visibilities/baseline/integration-bin. ! Found source: J1507-1652 ! ! 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 2161 lines of history. ! ! Reading 432 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 ![@muppet J1507-1652_X_2006_12_18_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 1.00911 Jy 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 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.661 mas, bmaj=1.787 mas, bpa=-2.654 degrees ! Estimated noise=2.5363 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.806283 Jy ! Component: 100 - total flux cleaned = 1.05227 Jy ! Total flux subtracted in 100 components = 1.05227 Jy ! Clean residual min=-0.058032 max=0.120689 Jy/beam ! Clean residual mean=-0.000640 rms=0.023338 Jy/beam ! Combined flux in latest and established models = 1.05227 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.05227 Jy ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.291054Jy sigma=4.876367 ! Fit after self-cal, rms=0.285181Jy sigma=4.796669 ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.661 mas, bmaj=1.787 mas, bpa=-2.654 degrees ! Estimated noise=2.5363 mJy/beam. print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7849 mas, bmaj=2.049 mas, bpa=-2.383 degrees ! Estimated noise=2.12643 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.141735 Jy ! Component: 100 - total flux cleaned = 0.201733 Jy ! Component: 150 - total flux cleaned = 0.228966 Jy ! Component: 200 - total flux cleaned = 0.239975 Jy ! Total flux subtracted in 200 components = 0.239975 Jy ! Clean residual min=-0.068043 max=0.177683 Jy/beam ! Clean residual mean=-0.000941 rms=0.025957 Jy/beam ! Combined flux in latest and established models = 1.29225 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 27 components and 1.29225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248339Jy sigma=4.042798 ! Fit after self-cal, rms=0.248377Jy sigma=4.041993 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (1.8, -3.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.188027 Jy ! Component: 100 - total flux cleaned = 0.25522 Jy ! Component: 150 - total flux cleaned = 0.275535 Jy ! Component: 200 - total flux cleaned = 0.280519 Jy ! Total flux subtracted in 200 components = 0.280519 Jy ! Clean residual min=-0.045404 max=0.033047 Jy/beam ! Clean residual mean=-0.000291 rms=0.010241 Jy/beam ! Combined flux in latest and established models = 1.57277 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 69 components and 1.57277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138123Jy sigma=2.139298 ! Fit after self-cal, rms=0.126008Jy sigma=1.931045 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7849 x 2.049 at -2.383 degrees (North through East) ! Clean map min=-0.029181 max=0.8738 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 0.998196 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* HN 1.06 KP 1.00 ! LA 0.98 MK 0.99 NL 1.02 OV 0.97 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.009 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* HN 1.05 KP 0.95 ! LA 0.94 MK 0.99 NL 1.02 OV 0.96 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00232 ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00* HN 0.94 KP 0.88 ! LA 0.97 MK 1.03 NL 1.01 OV 1.03 ! PT 1.05 SC 0.97 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.980176 ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00* HN 1.01 KP 0.90 ! LA 0.96 MK 1.05 NL 1.04 OV 1.02 ! PT 1.13 SC 1.01 ! ! ! Fit before self-cal, rms=0.126008Jy sigma=1.931045 ! Fit after self-cal, rms=0.106342Jy sigma=1.577497 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106342Jy sigma=1.577497 ! Fit after self-cal, rms=0.106383Jy sigma=1.577443 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7851 mas, bmaj=2.05 mas, bpa=-1.76 degrees ! Estimated noise=2.12107 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00906827 Jy ! Component: 100 - total flux cleaned = 0.00963358 Jy ! Component: 150 - total flux cleaned = 0.00916584 Jy ! Component: 200 - total flux cleaned = 0.00954536 Jy ! Total flux subtracted in 200 components = 0.00954536 Jy ! Clean residual min=-0.013005 max=0.016974 Jy/beam ! Clean residual mean=-0.000059 rms=0.003499 Jy/beam ! Combined flux in latest and established models = 1.58231 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 85 components and 1.58231 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101625Jy sigma=1.503465 ! Fit after self-cal, rms=0.101465Jy sigma=1.499750 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101465Jy sigma=1.499750 ! Fit after self-cal, rms=0.076527Jy sigma=1.124850 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165057 Jy ! Component: 100 - total flux cleaned = 0.00300068 Jy ! Component: 150 - total flux cleaned = 0.00330083 Jy ! Component: 200 - total flux cleaned = 0.00386733 Jy ! Total flux subtracted in 200 components = 0.00386733 Jy ! Clean residual min=-0.011854 max=0.014146 Jy/beam ! Clean residual mean=-0.000044 rms=0.003205 Jy/beam ! Combined flux in latest and established models = 1.58618 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 94 components and 1.58618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074020Jy sigma=1.090743 ! Fit after self-cal, rms=0.071709Jy sigma=1.058821 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7851 x 2.05 at -1.76 degrees (North through East) ! Clean map min=-0.011465 max=0.88303 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071709Jy sigma=1.058821 ! Fit after self-cal, rms=0.067705Jy sigma=0.996766 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067705Jy sigma=0.996766 ! Fit after self-cal, rms=0.067544Jy sigma=0.994637 ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7841 mas, bmaj=2.05 mas, bpa=-1.873 degrees ! Estimated noise=2.10994 mJy/beam. ! Added new window around map position (-0.8, -3.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146114 Jy ! Component: 100 - total flux cleaned = 0.0172359 Jy ! Component: 150 - total flux cleaned = 0.0187445 Jy ! Component: 200 - total flux cleaned = 0.0197467 Jy ! Total flux subtracted in 200 components = 0.0197467 Jy ! Clean residual min=-0.009717 max=0.008939 Jy/beam ! Clean residual mean=-0.000006 rms=0.002465 Jy/beam ! Combined flux in latest and established models = 1.60593 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 111 components and 1.60593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063668Jy sigma=0.932782 ! Fit after self-cal, rms=0.063420Jy sigma=0.929852 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063420Jy sigma=0.929852 ! Fit after self-cal, rms=0.061309Jy sigma=0.909246 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061309Jy sigma=0.909246 ! Fit after self-cal, rms=0.061306Jy sigma=0.909237 ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7818 mas, bmaj=2.047 mas, bpa=-1.971 degrees ! Estimated noise=2.10467 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531111 Jy ! Component: 100 - total flux cleaned = 0.00806785 Jy ! Component: 150 - total flux cleaned = 0.00882213 Jy ! Component: 200 - total flux cleaned = 0.00914754 Jy ! Total flux subtracted in 200 components = 0.00914754 Jy ! Clean residual min=-0.009027 max=0.007924 Jy/beam ! Clean residual mean=-0.000002 rms=0.002192 Jy/beam ! Combined flux in latest and established models = 1.61508 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 121 components and 1.61508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059993Jy sigma=0.890630 ! Fit after self-cal, rms=0.059902Jy sigma=0.889643 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.075 mas, bmaj=4.667 mas, bpa=2.233 degrees ! Estimated noise=2.84066 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127402 Jy ! Component: 100 - total flux cleaned = 0.00255836 Jy ! Component: 150 - total flux cleaned = 0.00312865 Jy ! Component: 200 - total flux cleaned = 0.00305743 Jy ! Total flux subtracted in 200 components = 0.00305743 Jy ! Clean residual min=-0.008815 max=0.008226 Jy/beam ! Clean residual mean=0.000018 rms=0.002853 Jy/beam ! Combined flux in latest and established models = 1.61813 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 139 components and 1.61813 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059801Jy sigma=0.887588 ! Fit after self-cal, rms=0.059611Jy sigma=0.885712 ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6611 mas, bmaj=1.788 mas, bpa=-2.342 degrees ! Estimated noise=2.51617 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.800609 Jy ! Component: 100 - total flux cleaned = 1.0613 Jy ! Component: 150 - total flux cleaned = 1.21279 Jy ! Component: 200 - total flux cleaned = 1.31617 Jy ! Total flux subtracted in 200 components = 1.31617 Jy ! Clean residual min=-0.030681 max=0.044851 Jy/beam ! Clean residual mean=-0.000281 rms=0.010853 Jy/beam ! Combined flux in latest and established models = 1.31617 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 37 model components to the UV plane model. ! The established model now contains 37 components and 1.31617 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7818 mas, bmaj=2.047 mas, bpa=-1.971 degrees ! Estimated noise=2.10467 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.102663 Jy ! Component: 100 - total flux cleaned = 0.164535 Jy ! Component: 150 - total flux cleaned = 0.20424 Jy ! Component: 200 - total flux cleaned = 0.231073 Jy ! Total flux subtracted in 200 components = 0.231073 Jy ! Clean residual min=-0.012436 max=0.013923 Jy/beam ! Clean residual mean=-0.000173 rms=0.003822 Jy/beam ! Combined flux in latest and established models = 1.54724 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 86 components and 1.54724 Jy ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.075 mas, bmaj=4.667 mas, bpa=2.233 degrees ! Estimated noise=2.84066 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0327426 Jy ! Component: 100 - total flux cleaned = 0.0490368 Jy ! Component: 150 - total flux cleaned = 0.0580394 Jy ! Component: 200 - total flux cleaned = 0.0632112 Jy ! Total flux subtracted in 200 components = 0.0632112 Jy ! Clean residual min=-0.008564 max=0.007565 Jy/beam ! Clean residual mean=-0.000025 rms=0.002660 Jy/beam ! Combined flux in latest and established models = 1.61045 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 124 components and 1.61045 Jy ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7818 mas, bmaj=2.047 mas, bpa=-1.971 degrees ! Estimated noise=2.10467 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00205336 Jy ! Component: 100 - total flux cleaned = 0.00347129 Jy ! Component: 150 - total flux cleaned = 0.00383957 Jy ! Component: 200 - total flux cleaned = 0.00400477 Jy ! Total flux subtracted in 200 components = 0.00400477 Jy ! Clean residual min=-0.007828 max=0.007374 Jy/beam ! Clean residual mean=-0.000002 rms=0.002036 Jy/beam ! Combined flux in latest and established models = 1.61446 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 1.61446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058785Jy sigma=0.878787 ! Fit after self-cal, rms=0.058489Jy sigma=0.874761 wmodel J1507-1652_X_2006_12_18_yyk\_map.mod ! Writing 146 model components to file: J1507-1652_X_2006_12_18_yyk_map.mod wobs J1507-1652_X_2006_12_18_yyk\_uvs.fits ! Writing UV FITS file: J1507-1652_X_2006_12_18_yyk_uvs.fits wwins J1507-1652_X_2006_12_18_yyk\_map.win ! wwins: Wrote 3 windows to J1507-1652_X_2006_12_18_yyk_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 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.0020195 Jy ! Component: 100 - total flux cleaned = -0.00275716 Jy ! Component: 150 - total flux cleaned = -0.00344147 Jy ! Component: 200 - total flux cleaned = -0.00376396 Jy ! Component: 250 - total flux cleaned = -0.00346737 Jy ! Component: 300 - total flux cleaned = -0.00309347 Jy ! Component: 350 - total flux cleaned = -0.00300802 Jy ! Component: 400 - total flux cleaned = -0.00308976 Jy ! Component: 450 - total flux cleaned = -0.00332896 Jy ! Component: 500 - total flux cleaned = -0.00324994 Jy ! Component: 550 - total flux cleaned = -0.00310117 Jy ! Component: 600 - total flux cleaned = -0.00273906 Jy ! Component: 650 - total flux cleaned = -0.00259693 Jy ! Component: 700 - total flux cleaned = -0.00239148 Jy ! Component: 750 - total flux cleaned = -0.00226082 Jy ! Component: 800 - total flux cleaned = -0.0021957 Jy ! Component: 850 - total flux cleaned = -0.0020076 Jy ! Component: 900 - total flux cleaned = -0.00188446 Jy ! Component: 950 - total flux cleaned = -0.00164673 Jy ! Component: 1000 - total flux cleaned = -0.00147412 Jy ! Component: 1050 - total flux cleaned = -0.00124956 Jy ! Component: 1100 - total flux cleaned = -0.00103172 Jy ! Component: 1150 - total flux cleaned = -0.000924994 Jy ! Component: 1200 - total flux cleaned = -0.00066254 Jy ! Component: 1250 - total flux cleaned = -0.00040572 Jy ! Component: 1300 - total flux cleaned = -5.41172e-05 Jy ! Component: 1350 - total flux cleaned = 0.000240524 Jy ! Component: 1400 - total flux cleaned = 0.000576787 Jy ! Component: 1450 - total flux cleaned = 0.000718646 Jy ! Component: 1500 - total flux cleaned = 0.00095089 Jy ! Component: 1550 - total flux cleaned = 0.00108767 Jy ! Component: 1600 - total flux cleaned = 0.00122201 Jy ! Component: 1650 - total flux cleaned = 0.00122119 Jy ! Component: 1700 - total flux cleaned = 0.00109283 Jy ! Component: 1750 - total flux cleaned = 0.00126285 Jy ! Component: 1800 - total flux cleaned = 0.00109576 Jy ! Component: 1850 - total flux cleaned = 0.0012593 Jy ! Component: 1900 - total flux cleaned = 0.0012188 Jy ! Component: 1950 - total flux cleaned = 0.00145704 Jy ! Component: 2000 - total flux cleaned = 0.00149594 Jy ! Total flux subtracted in 2048 components = 0.00172849 Jy ! Clean residual min=-0.002403 max=0.002352 Jy/beam ! Clean residual mean=0.000000 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 1.61619 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 273 components and 1.61619 Jy ![Exited script file: muppet] wmap "J1507-1652_X_2006_12_18_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7818 x 2.047 at -1.971 degrees (North through East) ! Clean map min=-0.0056279 max=0.90045 Jy/beam ! Writing clean map to FITS file: J1507-1652_X_2006_12_18_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.900455 invert ! Inverting map ! Your choice of large map pixels excluded 0.699% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000714965 device "J1507-1652_X_2006_12_18_yyk\_map.eps/VPS" ! Attempting to open device: 'J1507-1652_X_2006_12_18_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238201 0.238201 0.476403 0.952806 1.90561 3.81122 7.62245 15.2449 30.4898 60.9796 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.9 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7818 x 2.047 at -1.971 degrees (North through East) ! Clean map min=-0.0056279 max=0.90045 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1507-1652_X_2006_12_18_yyk\_map.gif/gif" ! Attempting to open device: 'J1507-1652_X_2006_12_18_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1507-1652_X_2006_12_18_yyk_uvs.log closed on Mon Jun 16 19:46:00 2008