! Started logfile: J1209-3214_X_2002_05_14_yyk_uvs.log on Tue Jun 26 22:45:19 2007 obs J1209-3214_X_2002_05_14_yyk_uva.fits ! Reading UV FITS file: J1209-3214_X_2002_05_14_yyk_uva.fits ! AN table 1: 105 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.679577 visibilities/baseline/integration-bin. ! Found source: J1209-3214 ! ! 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 8.40947e+09 8e+06 1 8e+06 ! 02 2 8.47947e+09 8e+06 1 8e+06 ! 03 3 8.79447e+09 8e+06 1 8e+06 ! 04 4 8.89947e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1077 lines of history. ! ! Reading 12844 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 J1209-3214_X_2002_05_14_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)= 0.488117 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 0.444% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.659 mas, bmaj=1.756 mas, bpa=3.323 degrees ! Estimated noise=1524.09 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 = 0.33267 Jy ! Component: 100 - total flux cleaned = 0.394748 Jy ! Total flux subtracted in 100 components = 0.394748 Jy ! Clean residual min=-0.021599 max=0.048532 Jy/beam ! Clean residual mean=-0.000043 rms=0.006270 Jy/beam ! Combined flux in latest and established models = 0.394748 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.394748 Jy ! ! Correcting IF 1. ! A total of 270 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 270 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 270 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 270 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.304383Jy sigma=0.001640 ! Fit after self-cal, rms=0.302432Jy sigma=0.001635 ! Inverting map and beam ! Your choice of large map pixels excluded 0.407% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.6588 mas, bmaj=1.752 mas, bpa=3.269 degrees ! Estimated noise=1488.09 mJy/beam. ! Added new window around map position (-0.8, 1.8). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0496592 Jy ! Component: 100 - total flux cleaned = 0.0748737 Jy ! Total flux subtracted in 100 components = 0.0748737 Jy ! Clean residual min=-0.018457 max=0.038476 Jy/beam ! Clean residual mean=-0.000021 rms=0.004973 Jy/beam ! Combined flux in latest and established models = 0.469621 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 31 components and 0.469621 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295435Jy sigma=0.001577 ! Fit after self-cal, rms=0.294557Jy sigma=0.001569 ! Inverting map ! Your choice of large map pixels excluded 0.407% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.407% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.815 mas, bmaj=2.169 mas, bpa=1.7 degrees ! Estimated noise=939.996 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 (-1, -2.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0288059 Jy ! Component: 100 - total flux cleaned = 0.0389366 Jy ! Component: 150 - total flux cleaned = 0.039751 Jy ! Component: 200 - total flux cleaned = 0.0397325 Jy ! Total flux subtracted in 200 components = 0.0397325 Jy ! Clean residual min=-0.011366 max=0.016151 Jy/beam ! Clean residual mean=0.000009 rms=0.003374 Jy/beam ! Combined flux in latest and established models = 0.509354 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 34 model components to the UV plane model. ! The established model now contains 56 components and 0.509354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292371Jy sigma=0.001551 ! Fit after self-cal, rms=0.292336Jy sigma=0.001550 ! Inverting map ! Your choice of large map pixels excluded 0.407% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.815 x 2.169 at 1.7 degrees (North through East) ! Clean map min=-0.010466 max=0.37872 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.938846 ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.72 KP 0.92 ! LA 1.03 NL 1.02 OV 0.97 PT 1.01 ! SC 1.00 MK 1.03 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.952033 ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 1.81 KP 0.90 ! LA 0.96 NL 1.00 OV 0.95 PT 1.04 ! SC 0.95 MK 0.98 ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.944737 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 1.74 KP 0.92 ! LA 1.01 NL 0.97 OV 0.98 PT 1.05 ! SC 0.99 MK 1.02 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.929599 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 1.65 KP 0.96 ! LA 0.97 NL 1.04 OV 1.00 PT 1.13 ! SC 1.06 MK 1.01 ! ! ! Fit before self-cal, rms=0.292336Jy sigma=0.001550 ! Fit after self-cal, rms=0.352571Jy sigma=0.001555 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=0.352571Jy sigma=0.001555 ! Fit after self-cal, rms=0.352536Jy sigma=0.001555 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8391 mas, bmaj=2.18 mas, bpa=2.413 degrees ! Estimated noise=837.447 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 = -0.0432367 Jy ! Component: 100 - total flux cleaned = -0.0556278 Jy ! Component: 150 - total flux cleaned = -0.0601055 Jy ! Component: 200 - total flux cleaned = -0.0608355 Jy ! Total flux subtracted in 200 components = -0.0608355 Jy ! Clean residual min=-0.006548 max=0.006691 Jy/beam ! Clean residual mean=-0.000045 rms=0.001533 Jy/beam ! Combined flux in latest and established models = 0.448518 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.448518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.348072Jy sigma=0.001508 ! Fit after self-cal, rms=0.348047Jy sigma=0.001508 ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=0.348047Jy sigma=0.001508 ! Fit after self-cal, rms=0.335442Jy sigma=0.001343 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 = 0.00553961 Jy ! Component: 100 - total flux cleaned = 0.00526561 Jy ! Component: 150 - total flux cleaned = 0.00524205 Jy ! Component: 200 - total flux cleaned = 0.00523773 Jy ! Total flux subtracted in 200 components = 0.00523773 Jy ! Clean residual min=-0.005598 max=0.007090 Jy/beam ! Clean residual mean=-0.000043 rms=0.001572 Jy/beam ! Combined flux in latest and established models = 0.453756 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.453756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.335184Jy sigma=0.001338 ! Fit after self-cal, rms=0.333037Jy sigma=0.001317 ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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: 0.8391 x 2.18 at 2.413 degrees (North through East) ! Clean map min=-0.0073782 max=0.35621 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=0.333037Jy sigma=0.001317 ! Fit after self-cal, rms=1.245467Jy sigma=0.001293 ! 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=1.245467Jy sigma=0.001293 ! Fit after self-cal, rms=1.245124Jy sigma=0.001289 ! Inverting map and beam ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8295 mas, bmaj=2.154 mas, bpa=3.078 degrees ! Estimated noise=826.925 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00156156 Jy ! Component: 100 - total flux cleaned = -0.00218833 Jy ! Component: 150 - total flux cleaned = -0.00250582 Jy ! Component: 200 - total flux cleaned = -0.00279281 Jy ! Total flux subtracted in 200 components = -0.00279281 Jy ! Clean residual min=-0.004571 max=0.004265 Jy/beam ! Clean residual mean=-0.000028 rms=0.001050 Jy/beam ! Combined flux in latest and established models = 0.450963 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 97 components and 0.450963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.245073Jy sigma=0.001288 ! Fit after self-cal, rms=1.244991Jy sigma=0.001286 ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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=1.244991Jy sigma=0.001286 ! Fit after self-cal, rms=1.590796Jy sigma=0.001283 ! 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=1.590796Jy sigma=0.001283 ! Fit after self-cal, rms=1.592393Jy sigma=0.001283 ! Inverting map and beam ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8294 mas, bmaj=2.158 mas, bpa=3.056 degrees ! Estimated noise=826 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00152584 Jy ! Component: 100 - total flux cleaned = -0.0018161 Jy ! Component: 150 - total flux cleaned = -0.0020772 Jy ! Component: 200 - total flux cleaned = -0.00232158 Jy ! Total flux subtracted in 200 components = -0.00232158 Jy ! Clean residual min=-0.004246 max=0.003887 Jy/beam ! Clean residual mean=-0.000027 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 0.448642 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 102 components and 0.448642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.592352Jy sigma=0.001282 ! Fit after self-cal, rms=1.589948Jy sigma=0.001282 ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.443 mas, bmaj=7.484 mas, bpa=6.805 degrees ! Estimated noise=1068.63 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 = -0.000754053 Jy ! Component: 100 - total flux cleaned = -0.000847339 Jy ! Component: 150 - total flux cleaned = -0.000978144 Jy ! Component: 200 - total flux cleaned = -0.00109996 Jy ! Total flux subtracted in 200 components = -0.00109996 Jy ! Clean residual min=-0.003534 max=0.004268 Jy/beam ! Clean residual mean=-0.000056 rms=0.001179 Jy/beam ! Combined flux in latest and established models = 0.447542 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 106 components and 0.447542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.589929Jy sigma=0.001282 ! Fit after self-cal, rms=1.588876Jy sigma=0.001282 ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.6607 mas, bmaj=1.715 mas, bpa=4.334 degrees ! Estimated noise=1467.44 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.322173 Jy ! Component: 100 - total flux cleaned = 0.378151 Jy ! Component: 150 - total flux cleaned = 0.405526 Jy ! Component: 200 - total flux cleaned = 0.421175 Jy ! Total flux subtracted in 200 components = 0.421175 Jy ! Clean residual min=-0.007934 max=0.008838 Jy/beam ! Clean residual mean=-0.000019 rms=0.002183 Jy/beam ! Combined flux in latest and established models = 0.421175 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.421175 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8294 mas, bmaj=2.158 mas, bpa=3.056 degrees ! Estimated noise=826 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 = 0.0145884 Jy ! Component: 100 - total flux cleaned = 0.0208372 Jy ! Component: 150 - total flux cleaned = 0.022018 Jy ! Component: 200 - total flux cleaned = 0.0226922 Jy ! Total flux subtracted in 200 components = 0.0226922 Jy ! Clean residual min=-0.004355 max=0.004061 Jy/beam ! Clean residual mean=-0.000035 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.443867 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 71 components and 0.443867 Jy ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 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 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.443 mas, bmaj=7.484 mas, bpa=6.805 degrees ! Estimated noise=1068.63 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 = 0.0026236 Jy ! Component: 100 - total flux cleaned = 0.00262076 Jy ! Component: 150 - total flux cleaned = 0.00256055 Jy ! Component: 200 - total flux cleaned = 0.0026608 Jy ! Total flux subtracted in 200 components = 0.0026608 Jy ! Clean residual min=-0.003789 max=0.003798 Jy/beam ! Clean residual mean=-0.000060 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 0.446528 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 76 components and 0.446528 Jy ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.8294 mas, bmaj=2.158 mas, bpa=3.056 degrees ! Estimated noise=826 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000163444 Jy ! Component: 100 - total flux cleaned = -0.000302548 Jy ! Component: 150 - total flux cleaned = -0.000362308 Jy ! Component: 200 - total flux cleaned = -0.000417539 Jy ! Total flux subtracted in 200 components = -0.000417539 Jy ! Clean residual min=-0.003812 max=0.003410 Jy/beam ! Clean residual mean=-0.000031 rms=0.000939 Jy/beam ! Combined flux in latest and established models = 0.44611 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.44611 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.588457Jy sigma=0.001281 ! Fit after self-cal, rms=1.588348Jy sigma=0.001281 wmodel J1209-3214_X_2002_05_14_yyk\_map.mod ! Writing 90 model components to file: J1209-3214_X_2002_05_14_yyk_map.mod wobs J1209-3214_X_2002_05_14_yyk\_uvs.fits ! Writing UV FITS file: J1209-3214_X_2002_05_14_yyk_uvs.fits wwins J1209-3214_X_2002_05_14_yyk\_map.win ! wwins: Wrote 3 windows to J1209-3214_X_2002_05_14_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 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103869 Jy ! Component: 100 - total flux cleaned = -0.00116371 Jy ! Component: 150 - total flux cleaned = -0.00105062 Jy ! Component: 200 - total flux cleaned = -0.000676104 Jy ! Component: 250 - total flux cleaned = -0.000472401 Jy ! Component: 300 - total flux cleaned = -0.000325818 Jy ! Component: 350 - total flux cleaned = -0.000183695 Jy ! Component: 400 - total flux cleaned = 0.000139021 Jy ! Component: 450 - total flux cleaned = 0.000272693 Jy ! Component: 500 - total flux cleaned = 0.000491495 Jy ! Component: 550 - total flux cleaned = 0.000661987 Jy ! Component: 600 - total flux cleaned = 0.000746091 Jy ! Component: 650 - total flux cleaned = 0.0008692 Jy ! Component: 700 - total flux cleaned = 0.000909709 Jy ! Component: 750 - total flux cleaned = 0.000908919 Jy ! Component: 800 - total flux cleaned = 0.000870026 Jy ! Component: 850 - total flux cleaned = 0.00079467 Jy ! Component: 900 - total flux cleaned = 0.000831823 Jy ! Component: 950 - total flux cleaned = 0.000723126 Jy ! Component: 1000 - total flux cleaned = 0.000795228 Jy ! Component: 1050 - total flux cleaned = 0.000655426 Jy ! Component: 1100 - total flux cleaned = 0.000689411 Jy ! Component: 1150 - total flux cleaned = 0.000723252 Jy ! Component: 1200 - total flux cleaned = 0.000622538 Jy ! Component: 1250 - total flux cleaned = 0.00058961 Jy ! Component: 1300 - total flux cleaned = 0.000621374 Jy ! Component: 1350 - total flux cleaned = 0.000494008 Jy ! Component: 1400 - total flux cleaned = 0.000682593 Jy ! Component: 1450 - total flux cleaned = 0.000713037 Jy ! Component: 1500 - total flux cleaned = 0.000773982 Jy ! Component: 1550 - total flux cleaned = 0.000833922 Jy ! Component: 1600 - total flux cleaned = 0.000804681 Jy ! Component: 1650 - total flux cleaned = 0.000893223 Jy ! Component: 1700 - total flux cleaned = 0.000864539 Jy ! Component: 1750 - total flux cleaned = 0.000950564 Jy ! Component: 1800 - total flux cleaned = 0.000893679 Jy ! Component: 1850 - total flux cleaned = 0.000893614 Jy ! Component: 1900 - total flux cleaned = 0.000921533 Jy ! Component: 1950 - total flux cleaned = 0.000948967 Jy ! Component: 2000 - total flux cleaned = 0.00103039 Jy ! Total flux subtracted in 2048 components = 0.00100333 Jy ! Clean residual min=-0.001603 max=0.001335 Jy/beam ! Clean residual mean=-0.000014 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.447114 Jy keep ! Adding 134 model components to the UV plane model. ! The established model now contains 224 components and 0.447113 Jy ![Exited script file: muppet] wmap "J1209-3214_X_2002_05_14_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8294 x 2.158 at 3.056 degrees (North through East) ! Clean map min=-0.0044044 max=0.36674 Jy/beam ! Writing clean map to FITS file: J1209-3214_X_2002_05_14_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.366744 invert ! Inverting map ! Your choice of large map pixels excluded 0.339% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000511916 device "J1209-3214_X_2002_05_14_yyk\_map.eps/VPS" ! Attempting to open device: 'J1209-3214_X_2002_05_14_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.418752 0.418752 0.837503 1.67501 3.35001 6.70003 13.4001 26.8001 53.6002 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.366 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8294 x 2.158 at 3.056 degrees (North through East) ! Clean map min=-0.0044044 max=0.36674 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1209-3214_X_2002_05_14_yyk\_map.gif/gif" ! Attempting to open device: 'J1209-3214_X_2002_05_14_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1209-3214_X_2002_05_14_yyk_uvs.log closed on Tue Jun 26 22:45:26 2007