! Started logfile: J1939-1525_X_2005_07_20_yyk_uvs.log on Fri Jan 20 10:56:08 2006 obs J1939-1525_X_2005_07_20_yyk_uve.fits ! Reading UV FITS file: J1939-1525_X_2005_07_20_yyk_uve.fits ! AN table 1: 11 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.761616 visibilities/baseline/integration-bin. ! Found source: J1939-1525 ! ! 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 1487 lines of history. ! ! Reading 1508 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 J1939-1525_X_2005_07_20_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)= 0.392793 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 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6954 mas, bmaj=1.73 mas, bpa=-0.2602 degrees ! Estimated noise=1.43914 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 = 0.306486 Jy ! Component: 100 - total flux cleaned = 0.376176 Jy ! Total flux subtracted in 100 components = 0.376176 Jy ! Clean residual min=-0.013264 max=0.023441 Jy/beam ! Clean residual mean=0.000144 rms=0.004006 Jy/beam ! Combined flux in latest and established models = 0.376176 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.376176 Jy ! ! Correcting IF 1. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 14 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.114903Jy sigma=1.704713 ! Fit after self-cal, rms=0.114445Jy sigma=1.688933 ! Inverting map and beam ! Your choice of large map pixels excluded 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6954 mas, bmaj=1.73 mas, bpa=-0.2602 degrees ! Estimated noise=1.43914 mJy/beam. ! Added new window around map position (0.8, -0.4). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0338169 Jy ! Component: 100 - total flux cleaned = 0.0527343 Jy ! Total flux subtracted in 100 components = 0.0527343 Jy ! Clean residual min=-0.010091 max=0.014142 Jy/beam ! Clean residual mean=0.000103 rms=0.003119 Jy/beam ! Combined flux in latest and established models = 0.42891 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.42891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104554Jy sigma=1.496205 ! Fit after self-cal, rms=0.104421Jy sigma=1.494779 ! Inverting map ! Your choice of large map pixels excluded 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec 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 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8716 mas, bmaj=2.095 mas, bpa=0.1056 degrees ! Estimated noise=1.08616 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 = 0.0119161 Jy ! Component: 100 - total flux cleaned = 0.0133532 Jy ! Component: 150 - total flux cleaned = 0.0145756 Jy ! Component: 200 - total flux cleaned = 0.0153392 Jy ! Total flux subtracted in 200 components = 0.0153392 Jy ! Clean residual min=-0.010181 max=0.014298 Jy/beam ! Clean residual mean=0.000150 rms=0.003112 Jy/beam ! Combined flux in latest and established models = 0.44425 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.44425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103047Jy sigma=1.472754 ! Fit after self-cal, rms=0.102902Jy sigma=1.471159 ! Inverting map ! Your choice of large map pixels excluded 0.205% 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: 0.8716 x 2.095 at 0.1056 degrees (North through East) ! Clean map min=-0.0090273 max=0.36675 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: 1.00845 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 1.05 KP 0.92 ! LA 0.93 MK 1.03 NL 0.95 OV 0.99 ! PT 1.12 SC 1.02 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.02795 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.05 KP 0.89 ! LA 0.93 MK 0.96 NL 0.96 OV 0.94 ! PT 1.13 SC 0.92 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.0207 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.96 KP 0.82 ! LA 0.92 MK 1.08 NL 0.95 OV 0.99 ! PT 1.16 SC 0.91 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.957271 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.98 KP 1.00 ! LA 0.95 MK 1.06 NL 0.98 OV 1.00 ! PT 1.27 SC 1.19 ! ! ! Fit before self-cal, rms=0.102902Jy sigma=1.471159 ! Fit after self-cal, rms=0.095589Jy sigma=1.294892 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=0.095589Jy sigma=1.294892 ! Fit after self-cal, rms=0.095565Jy sigma=1.294625 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8807 mas, bmaj=2.111 mas, bpa=0.4726 degrees ! Estimated noise=1.09135 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 = 0.00554213 Jy ! Component: 100 - total flux cleaned = 0.00621953 Jy ! Component: 150 - total flux cleaned = 0.00629949 Jy ! Component: 200 - total flux cleaned = 0.00637229 Jy ! Total flux subtracted in 200 components = 0.00637229 Jy ! Clean residual min=-0.006391 max=0.006295 Jy/beam ! Clean residual mean=0.000029 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 0.450622 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.450622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095539Jy sigma=1.289071 ! Fit after self-cal, rms=0.095453Jy sigma=1.288330 ! Inverting map ! Your choice of large map pixels excluded 0.205% 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=0.095453Jy sigma=1.288330 ! Fit after self-cal, rms=0.083010Jy sigma=1.107191 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.205% 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 = 0.00101298 Jy ! Component: 100 - total flux cleaned = 0.00100404 Jy ! Component: 150 - total flux cleaned = 0.00109908 Jy ! Component: 200 - total flux cleaned = 0.00133951 Jy ! Total flux subtracted in 200 components = 0.00133951 Jy ! Clean residual min=-0.006150 max=0.005603 Jy/beam ! Clean residual mean=0.000029 rms=0.001552 Jy/beam ! Combined flux in latest and established models = 0.451961 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.451961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082938Jy sigma=1.102083 ! Fit after self-cal, rms=0.081887Jy sigma=1.085424 ! Inverting map ! Your choice of large map pixels excluded 0.205% 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: 0.8807 x 2.111 at 0.4726 degrees (North through East) ! Clean map min=-0.0057589 max=0.37096 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=0.081887Jy sigma=1.085424 ! Fit after self-cal, rms=0.078868Jy sigma=0.970485 ! 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=0.078868Jy sigma=0.970485 ! Fit after self-cal, rms=0.078841Jy sigma=0.968974 ! Inverting map and beam ! Your choice of large map pixels excluded 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8754 mas, bmaj=2.11 mas, bpa=0.1071 degrees ! Estimated noise=1.08622 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239358 Jy ! Component: 100 - total flux cleaned = 0.00253461 Jy ! Component: 150 - total flux cleaned = 0.0026912 Jy ! Component: 200 - total flux cleaned = 0.00273676 Jy ! Total flux subtracted in 200 components = 0.00273676 Jy ! Clean residual min=-0.004556 max=0.004218 Jy/beam ! Clean residual mean=-0.000008 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 0.454698 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 0.454698 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078699Jy sigma=0.966159 ! Fit after self-cal, rms=0.078694Jy sigma=0.965466 ! Inverting map ! Your choice of large map pixels excluded 0.205% 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=0.078694Jy sigma=0.965466 ! Fit after self-cal, rms=0.078113Jy sigma=0.943602 ! 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=0.078113Jy sigma=0.943602 ! Fit after self-cal, rms=0.078123Jy sigma=0.943566 ! Inverting map and beam ! Your choice of large map pixels excluded 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8745 mas, bmaj=2.108 mas, bpa=0.02616 degrees ! Estimated noise=1.08615 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126688 Jy ! Component: 100 - total flux cleaned = 0.00164619 Jy ! Component: 150 - total flux cleaned = 0.00180371 Jy ! Component: 200 - total flux cleaned = 0.00194494 Jy ! Total flux subtracted in 200 components = 0.00194494 Jy ! Clean residual min=-0.004508 max=0.004063 Jy/beam ! Clean residual mean=-0.000011 rms=0.001067 Jy/beam ! Combined flux in latest and established models = 0.456643 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 69 components and 0.456643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078068Jy sigma=0.942256 ! Fit after self-cal, rms=0.078055Jy sigma=0.941937 ! Inverting map ! Your choice of large map pixels excluded 0.205% 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 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.208 mas, bmaj=4.223 mas, bpa=6.679 degrees ! Estimated noise=1.39553 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 = 0.000383898 Jy ! Component: 100 - total flux cleaned = 0.000460486 Jy ! Component: 150 - total flux cleaned = 0.000526917 Jy ! Component: 200 - total flux cleaned = 0.00055718 Jy ! Total flux subtracted in 200 components = 0.00055718 Jy ! Clean residual min=-0.004883 max=0.004814 Jy/beam ! Clean residual mean=-0.000019 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.4572 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 71 components and 0.4572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078004Jy sigma=0.942092 ! Fit after self-cal, rms=0.077987Jy sigma=0.941502 ! Inverting map ! Your choice of large map pixels excluded 0.205% 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 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6987 mas, bmaj=1.739 mas, bpa=-0.3819 degrees ! Estimated noise=1.44955 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.312345 Jy ! Component: 100 - total flux cleaned = 0.382323 Jy ! Component: 150 - total flux cleaned = 0.413272 Jy ! Component: 200 - total flux cleaned = 0.429878 Jy ! Total flux subtracted in 200 components = 0.429878 Jy ! Clean residual min=-0.006258 max=0.006238 Jy/beam ! Clean residual mean=0.000008 rms=0.001505 Jy/beam ! Combined flux in latest and established models = 0.429878 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.429878 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8745 mas, bmaj=2.108 mas, bpa=0.02616 degrees ! Estimated noise=1.08615 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 = 0.0135081 Jy ! Component: 100 - total flux cleaned = 0.0201129 Jy ! Component: 150 - total flux cleaned = 0.0237079 Jy ! Component: 200 - total flux cleaned = 0.0256698 Jy ! Total flux subtracted in 200 components = 0.0256698 Jy ! Clean residual min=-0.004655 max=0.003768 Jy/beam ! Clean residual mean=-0.000010 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.455548 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 46 components and 0.455548 Jy ! Inverting map ! Your choice of large map pixels excluded 0.205% 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 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.208 mas, bmaj=4.223 mas, bpa=6.679 degrees ! Estimated noise=1.39553 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 = 0.00195754 Jy ! Component: 100 - total flux cleaned = 0.00195496 Jy ! Component: 150 - total flux cleaned = 0.00201711 Jy ! Component: 200 - total flux cleaned = 0.00201742 Jy ! Total flux subtracted in 200 components = 0.00201742 Jy ! Clean residual min=-0.004775 max=0.004669 Jy/beam ! Clean residual mean=-0.000018 rms=0.001371 Jy/beam ! Combined flux in latest and established models = 0.457565 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 0.457565 Jy ! Inverting map ! Your choice of large map pixels excluded 0.205% 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 0.205% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8745 mas, bmaj=2.108 mas, bpa=0.02616 degrees ! Estimated noise=1.08615 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000677871 Jy ! Component: 100 - total flux cleaned = -0.000532247 Jy ! Component: 150 - total flux cleaned = -0.000450045 Jy ! Component: 200 - total flux cleaned = -0.000449325 Jy ! Total flux subtracted in 200 components = -0.000449325 Jy ! Clean residual min=-0.004559 max=0.003802 Jy/beam ! Clean residual mean=-0.000010 rms=0.001052 Jy/beam ! Combined flux in latest and established models = 0.457116 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 0.457116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077916Jy sigma=0.941196 ! Fit after self-cal, rms=0.077901Jy sigma=0.940851 wmodel J1939-1525_X_2005_07_20_yyk\_map.mod ! Writing 61 model components to file: J1939-1525_X_2005_07_20_yyk_map.mod wobs J1939-1525_X_2005_07_20_yyk\_uvs.fits ! Writing UV FITS file: J1939-1525_X_2005_07_20_yyk_uvs.fits wwins J1939-1525_X_2005_07_20_yyk\_map.win ! wwins: Wrote 2 windows to J1939-1525_X_2005_07_20_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 0.205% 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 = -0.00136548 Jy ! Component: 100 - total flux cleaned = -0.00157676 Jy ! Component: 150 - total flux cleaned = -0.00164266 Jy ! Component: 200 - total flux cleaned = -0.00182288 Jy ! Component: 250 - total flux cleaned = -0.00170612 Jy ! Component: 300 - total flux cleaned = -0.00142879 Jy ! Component: 350 - total flux cleaned = -0.00105239 Jy ! Component: 400 - total flux cleaned = -0.000789949 Jy ! Component: 450 - total flux cleaned = -0.000430614 Jy ! Component: 500 - total flux cleaned = -0.000229267 Jy ! Component: 550 - total flux cleaned = 0.000115155 Jy ! Component: 600 - total flux cleaned = 0.000404094 Jy ! Component: 650 - total flux cleaned = 0.000734038 Jy ! Component: 700 - total flux cleaned = 0.000965773 Jy ! Component: 750 - total flux cleaned = 0.00114817 Jy ! Component: 800 - total flux cleaned = 0.0013722 Jy ! Component: 850 - total flux cleaned = 0.00146031 Jy ! Component: 900 - total flux cleaned = 0.00176514 Jy ! Component: 950 - total flux cleaned = 0.00189393 Jy ! Component: 1000 - total flux cleaned = 0.00202082 Jy ! Component: 1050 - total flux cleaned = 0.00222938 Jy ! Component: 1100 - total flux cleaned = 0.0025167 Jy ! Component: 1150 - total flux cleaned = 0.00255708 Jy ! Component: 1200 - total flux cleaned = 0.00279671 Jy ! Component: 1250 - total flux cleaned = 0.00283646 Jy ! Component: 1300 - total flux cleaned = 0.00303149 Jy ! Component: 1350 - total flux cleaned = 0.00307044 Jy ! Component: 1400 - total flux cleaned = 0.0033361 Jy ! Component: 1450 - total flux cleaned = 0.00344787 Jy ! Component: 1500 - total flux cleaned = 0.00359505 Jy ! Component: 1550 - total flux cleaned = 0.00366794 Jy ! Component: 1600 - total flux cleaned = 0.00381225 Jy ! Component: 1650 - total flux cleaned = 0.00388381 Jy ! Component: 1700 - total flux cleaned = 0.00409569 Jy ! Component: 1750 - total flux cleaned = 0.00413084 Jy ! Component: 1800 - total flux cleaned = 0.00420033 Jy ! Component: 1850 - total flux cleaned = 0.00433758 Jy ! Component: 1900 - total flux cleaned = 0.00440546 Jy ! Component: 1950 - total flux cleaned = 0.00450589 Jy ! Component: 2000 - total flux cleaned = 0.00447266 Jy ! Total flux subtracted in 2048 components = 0.00453871 Jy ! Clean residual min=-0.001874 max=0.001770 Jy/beam ! Clean residual mean=-0.000006 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.461655 Jy keep ! Adding 136 model components to the UV plane model. ! The established model now contains 197 components and 0.461655 Jy ![Exited script file: muppet] wmap "J1939-1525_X_2005_07_20_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.205% 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: 0.8745 x 2.108 at 0.02616 degrees (North through East) ! Clean map min=-0.003336 max=0.37083 Jy/beam ! Writing clean map to FITS file: J1939-1525_X_2005_07_20_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.37083 invert ! Inverting map ! Your choice of large map pixels excluded 0.205% 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 0.000615842 device "J1939-1525_X_2005_07_20_yyk\_map.eps/VPS" ! Attempting to open device: 'J1939-1525_X_2005_07_20_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.498214 0.498214 0.996428 1.99286 3.98571 7.97143 15.9429 31.8857 63.7714 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.37 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8745 x 2.108 at 0.02616 degrees (North through East) ! Clean map min=-0.003336 max=0.37083 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1939-1525_X_2005_07_20_yyk\_map.gif/gif" ! Attempting to open device: 'J1939-1525_X_2005_07_20_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1939-1525_X_2005_07_20_yyk_uvs.log closed on Fri Jan 20 10:56:12 2006