! Started logfile: J0957-1350_X_2005_06_01_yyk_uvs.log on Sat Oct 8 17:14:14 2005 obs J0957-1350_X_2005_06_01_yyk_uve.fits ! Reading UV FITS file: J0957-1350_X_2005_06_01_yyk_uve.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.880556 visibilities/baseline/integration-bin. ! Found source: J0957-1350 ! ! 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 1618 lines of history. ! ! Reading 2536 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 J0957-1350_X_2005_06_01_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)= 0.222467 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 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=1.721 mas, bpa=1.635 degrees ! Estimated noise=1.21361 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 = 0.178443 Jy ! Component: 100 - total flux cleaned = 0.215339 Jy ! Total flux subtracted in 100 components = 0.215339 Jy ! Clean residual min=-0.007408 max=0.009734 Jy/beam ! Clean residual mean=0.000013 rms=0.001925 Jy/beam ! Combined flux in latest and established models = 0.215339 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.215339 Jy ! ! Correcting IF 1. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.069483Jy sigma=1.146047 ! Fit after self-cal, rms=0.069185Jy sigma=1.139246 ! Inverting map and beam ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.7066 mas, bmaj=1.721 mas, bpa=1.635 degrees ! Estimated noise=1.21361 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 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8942 mas, bmaj=2.152 mas, bpa=2.641 degrees ! Estimated noise=0.775261 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 = 0.0177425 Jy ! Component: 100 - total flux cleaned = 0.0246821 Jy ! Component: 150 - total flux cleaned = 0.0277247 Jy ! Component: 200 - total flux cleaned = 0.028215 Jy ! Total flux subtracted in 200 components = 0.028215 Jy ! Clean residual min=-0.006855 max=0.008846 Jy/beam ! Clean residual mean=0.000004 rms=0.001536 Jy/beam ! Combined flux in latest and established models = 0.243554 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.243554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067021Jy sigma=1.079369 ! Fit after self-cal, rms=0.066943Jy sigma=1.078625 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Added new window around map position (-1.2, 1.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101601 Jy ! Component: 100 - total flux cleaned = 0.0115762 Jy ! Component: 150 - total flux cleaned = 0.0121429 Jy ! Component: 200 - total flux cleaned = 0.0125308 Jy ! Total flux subtracted in 200 components = 0.0125308 Jy ! Clean residual min=-0.005920 max=0.004895 Jy/beam ! Clean residual mean=-0.000025 rms=0.001166 Jy/beam ! Combined flux in latest and established models = 0.256085 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 58 components and 0.256085 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065843Jy sigma=1.056517 ! Fit after self-cal, rms=0.065718Jy sigma=1.053649 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8942 x 2.152 at 2.641 degrees (North through East) ! Clean map min=-0.0055494 max=0.20789 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: 1.01198 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.07 KP 0.96 ! LA 0.99 MK 0.99 NL 1.00 OV 1.02 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01231 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.10 KP 0.92 ! LA 0.99 MK 0.97 NL 0.98 OV 1.00 ! PT 0.99 SC 0.92 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00573 ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.95 KP 0.90 ! LA 1.01 MK 1.02 NL 0.99 OV 1.04 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.951317 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 1.05 KP 1.00 ! LA 1.00 MK 1.04 NL 0.99 OV 1.05 ! PT 1.11 SC 1.22 ! ! ! Fit before self-cal, rms=0.065718Jy sigma=1.053649 ! Fit after self-cal, rms=0.065037Jy sigma=1.035843 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=0.065037Jy sigma=1.035843 ! Fit after self-cal, rms=0.065028Jy sigma=1.035706 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8947 mas, bmaj=2.155 mas, bpa=2.89 degrees ! Estimated noise=0.770002 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 = -0.0011806 Jy ! Component: 100 - total flux cleaned = -0.00139998 Jy ! Component: 150 - total flux cleaned = -0.00157413 Jy ! Component: 200 - total flux cleaned = -0.00167195 Jy ! Total flux subtracted in 200 components = -0.00167195 Jy ! Clean residual min=-0.003527 max=0.003741 Jy/beam ! Clean residual mean=-0.000014 rms=0.000848 Jy/beam ! Combined flux in latest and established models = 0.254413 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.254413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064872Jy sigma=1.033240 ! Fit after self-cal, rms=0.064845Jy sigma=1.032865 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.064845Jy sigma=1.032865 ! Fit after self-cal, rms=0.062594Jy sigma=0.990975 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 = 0.000482363 Jy ! Component: 100 - total flux cleaned = 0.00053583 Jy ! Component: 150 - total flux cleaned = 0.000535738 Jy ! Component: 200 - total flux cleaned = 0.000536143 Jy ! Total flux subtracted in 200 components = 0.000536143 Jy ! Clean residual min=-0.003287 max=0.003596 Jy/beam ! Clean residual mean=-0.000014 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.254949 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 76 components and 0.254949 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062551Jy sigma=0.989907 ! Fit after self-cal, rms=0.062463Jy sigma=0.987616 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 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: 0.8947 x 2.155 at 2.89 degrees (North through East) ! Clean map min=-0.003007 max=0.20825 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=0.062463Jy sigma=0.987616 ! Fit after self-cal, rms=0.062380Jy sigma=0.955776 ! 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=0.062380Jy sigma=0.955776 ! Fit after self-cal, rms=0.062400Jy sigma=0.955569 ! Inverting map and beam ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8933 mas, bmaj=2.156 mas, bpa=2.59 degrees ! Estimated noise=0.767421 mJy/beam. ! Added new window around map position (9.8, 23.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230398 Jy ! Component: 100 - total flux cleaned = 0.00230365 Jy ! Component: 150 - total flux cleaned = 0.00201267 Jy ! Component: 200 - total flux cleaned = 0.00180881 Jy ! Total flux subtracted in 200 components = 0.00180881 Jy ! Clean residual min=-0.002670 max=0.002475 Jy/beam ! Clean residual mean=-0.000017 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.256758 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 99 components and 0.256758 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062193Jy sigma=0.952105 ! Fit after self-cal, rms=0.062192Jy sigma=0.951969 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.062192Jy sigma=0.951969 ! Fit after self-cal, rms=0.061744Jy sigma=0.932330 ! 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=0.061744Jy sigma=0.932330 ! Fit after self-cal, rms=0.061750Jy sigma=0.932304 ! Inverting map and beam ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8938 mas, bmaj=2.157 mas, bpa=2.633 degrees ! Estimated noise=0.766897 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000227766 Jy ! Component: 100 - total flux cleaned = 9.46641e-05 Jy ! Component: 150 - total flux cleaned = -6.52232e-05 Jy ! Component: 200 - total flux cleaned = -0.000211937 Jy ! Total flux subtracted in 200 components = -0.000211937 Jy ! Clean residual min=-0.002680 max=0.002332 Jy/beam ! Clean residual mean=-0.000018 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.256546 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.256546 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061686Jy sigma=0.931407 ! Fit after self-cal, rms=0.061686Jy sigma=0.931383 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.273 mas, bmaj=4.636 mas, bpa=11.89 degrees ! Estimated noise=0.972982 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 = -0.000670792 Jy ! Component: 100 - total flux cleaned = -0.000767438 Jy ! Component: 150 - total flux cleaned = -0.000848868 Jy ! Component: 200 - total flux cleaned = -0.000895952 Jy ! Total flux subtracted in 200 components = -0.000895952 Jy ! Clean residual min=-0.003477 max=0.002629 Jy/beam ! Clean residual mean=-0.000032 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.25565 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 125 components and 0.25565 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061677Jy sigma=0.931242 ! Fit after self-cal, rms=0.061667Jy sigma=0.931131 ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0,0 ! 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 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.7077 mas, bmaj=1.727 mas, bpa=1.532 degrees ! Estimated noise=1.21009 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.178378 Jy ! Component: 100 - total flux cleaned = 0.215442 Jy ! Component: 150 - total flux cleaned = 0.229797 Jy ! Component: 200 - total flux cleaned = 0.238747 Jy ! Total flux subtracted in 200 components = 0.238747 Jy ! Clean residual min=-0.004778 max=0.004946 Jy/beam ! Clean residual mean=0.000002 rms=0.001127 Jy/beam ! Combined flux in latest and established models = 0.238747 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.238747 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8938 mas, bmaj=2.157 mas, bpa=2.633 degrees ! Estimated noise=0.766897 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 = 0.00819511 Jy ! Component: 100 - total flux cleaned = 0.0127216 Jy ! Component: 150 - total flux cleaned = 0.015274 Jy ! Component: 200 - total flux cleaned = 0.0161707 Jy ! Total flux subtracted in 200 components = 0.0161707 Jy ! Clean residual min=-0.002787 max=0.002456 Jy/beam ! Clean residual mean=-0.000007 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.254918 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 60 components and 0.254918 Jy ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.273 mas, bmaj=4.636 mas, bpa=11.89 degrees ! Estimated noise=0.972982 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 = 0.00153597 Jy ! Component: 100 - total flux cleaned = 0.00148308 Jy ! Component: 150 - total flux cleaned = 0.00147848 Jy ! Component: 200 - total flux cleaned = 0.00150374 Jy ! Total flux subtracted in 200 components = 0.00150374 Jy ! Clean residual min=-0.003460 max=0.002732 Jy/beam ! Clean residual mean=-0.000029 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.256422 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.256422 Jy ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8938 mas, bmaj=2.157 mas, bpa=2.633 degrees ! Estimated noise=0.766897 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000248727 Jy ! Component: 100 - total flux cleaned = 0.000193578 Jy ! Component: 150 - total flux cleaned = 0.000195422 Jy ! Component: 200 - total flux cleaned = 0.000195384 Jy ! Total flux subtracted in 200 components = 0.000195384 Jy ! Clean residual min=-0.002660 max=0.002433 Jy/beam ! Clean residual mean=-0.000015 rms=0.000679 Jy/beam ! Combined flux in latest and established models = 0.256617 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 0.256617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061759Jy sigma=0.931833 ! Fit after self-cal, rms=0.061734Jy sigma=0.931552 wmodel J0957-1350_X_2005_06_01_yyk\_map.mod ! Writing 86 model components to file: J0957-1350_X_2005_06_01_yyk_map.mod wobs J0957-1350_X_2005_06_01_yyk\_uvs.fits ! Writing UV FITS file: J0957-1350_X_2005_06_01_yyk_uvs.fits wwins J0957-1350_X_2005_06_01_yyk\_map.win ! wwins: Wrote 3 windows to J0957-1350_X_2005_06_01_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 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000855026 Jy ! Component: 100 - total flux cleaned = -0.001072 Jy ! Component: 150 - total flux cleaned = -0.00127439 Jy ! Component: 200 - total flux cleaned = -0.00150487 Jy ! Component: 250 - total flux cleaned = -0.00161429 Jy ! Component: 300 - total flux cleaned = -0.00161442 Jy ! Component: 350 - total flux cleaned = -0.00164879 Jy ! Component: 400 - total flux cleaned = -0.00158154 Jy ! Component: 450 - total flux cleaned = -0.00154775 Jy ! Component: 500 - total flux cleaned = -0.00148378 Jy ! Component: 550 - total flux cleaned = -0.00157661 Jy ! Component: 600 - total flux cleaned = -0.001485 Jy ! Component: 650 - total flux cleaned = -0.0015748 Jy ! Component: 700 - total flux cleaned = -0.00154604 Jy ! Component: 750 - total flux cleaned = -0.00166126 Jy ! Component: 800 - total flux cleaned = -0.00177368 Jy ! Component: 850 - total flux cleaned = -0.00180111 Jy ! Component: 900 - total flux cleaned = -0.00180125 Jy ! Component: 950 - total flux cleaned = -0.00190804 Jy ! Component: 1000 - total flux cleaned = -0.00190809 Jy ! Component: 1050 - total flux cleaned = -0.002063 Jy ! Component: 1100 - total flux cleaned = -0.00206292 Jy ! Component: 1150 - total flux cleaned = -0.00208807 Jy ! Component: 1200 - total flux cleaned = -0.00223599 Jy ! Component: 1250 - total flux cleaned = -0.00223546 Jy ! Component: 1300 - total flux cleaned = -0.00233113 Jy ! Component: 1350 - total flux cleaned = -0.00244937 Jy ! Component: 1400 - total flux cleaned = -0.00256605 Jy ! Component: 1450 - total flux cleaned = -0.00261207 Jy ! Component: 1500 - total flux cleaned = -0.00274881 Jy ! Component: 1550 - total flux cleaned = -0.00286182 Jy ! Component: 1600 - total flux cleaned = -0.00299483 Jy ! Component: 1650 - total flux cleaned = -0.00312673 Jy ! Component: 1700 - total flux cleaned = -0.00323526 Jy ! Component: 1750 - total flux cleaned = -0.00338564 Jy ! Component: 1800 - total flux cleaned = -0.00347044 Jy ! Component: 1850 - total flux cleaned = -0.00355431 Jy ! Component: 1900 - total flux cleaned = -0.00357492 Jy ! Component: 1950 - total flux cleaned = -0.00363655 Jy ! Component: 2000 - total flux cleaned = -0.00365707 Jy ! Total flux subtracted in 2048 components = -0.00373752 Jy ! Clean residual min=-0.001422 max=0.001180 Jy/beam ! Clean residual mean=-0.000001 rms=0.000379 Jy/beam ! Combined flux in latest and established models = 0.25288 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 227 components and 0.25288 Jy ![Exited script file: muppet] wmap "J0957-1350_X_2005_06_01_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8938 x 2.157 at 2.633 degrees (North through East) ! Clean map min=-0.0018665 max=0.20875 Jy/beam ! Writing clean map to FITS file: J0957-1350_X_2005_06_01_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.20875 invert ! Inverting map ! Your choice of large map pixels excluded 0.199% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000378571 device "J0957-1350_X_2005_06_01_yyk\_map.eps/VPS" ! Attempting to open device: 'J0957-1350_X_2005_06_01_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.544055 0.544055 1.08811 2.17622 4.35244 8.70487 17.4097 34.8195 69.639 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.208 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8938 x 2.157 at 2.633 degrees (North through East) ! Clean map min=-0.0018665 max=0.20875 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0957-1350_X_2005_06_01_yyk\_map.gif/gif" ! Attempting to open device: 'J0957-1350_X_2005_06_01_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0957-1350_X_2005_06_01_yyk_uvs.log closed on Sat Oct 8 17:14:19 2005