! Started logfile: J0902-1415_X_2006_12_18_yyk_uvs.log on Mon Jun 16 19:28:03 2008 obs J0902-1415_X_2006_12_18_yyk_uve.fits ! Reading UV FITS file: J0902-1415_X_2006_12_18_yyk_uve.fits ! AN table 1: 5 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.733333 visibilities/baseline/integration-bin. ! Found source: J0902-1415 ! ! 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 660 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 J0902-1415_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)= 0.761493 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 0.633% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6582 mas, bmaj=1.688 mas, bpa=-2.768 degrees ! Estimated noise=2.09034 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 = 0.600078 Jy ! Component: 100 - total flux cleaned = 0.774883 Jy ! Total flux subtracted in 100 components = 0.774883 Jy ! Clean residual min=-0.044602 max=0.085265 Jy/beam ! Clean residual mean=-0.000334 rms=0.016944 Jy/beam ! Combined flux in latest and established models = 0.774883 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.774883 Jy ! ! Correcting IF 1. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.220371Jy sigma=3.979903 ! Fit after self-cal, rms=0.216531Jy sigma=3.908848 ! Inverting map and beam ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6585 mas, bmaj=1.69 mas, bpa=-2.782 degrees ! Estimated noise=2.0909 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 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8217 mas, bmaj=2.1 mas, bpa=-4.695 degrees ! Estimated noise=1.58734 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 = 0.115465 Jy ! Component: 100 - total flux cleaned = 0.158465 Jy ! Component: 150 - total flux cleaned = 0.173586 Jy ! Component: 200 - total flux cleaned = 0.175393 Jy ! Total flux subtracted in 200 components = 0.175393 Jy ! Clean residual min=-0.053909 max=0.100964 Jy/beam ! Clean residual mean=-0.000496 rms=0.017205 Jy/beam ! Combined flux in latest and established models = 0.950276 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.950276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183743Jy sigma=3.178098 ! Fit after self-cal, rms=0.182362Jy sigma=3.167462 ! Inverting map ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (1.4, -2.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.11229 Jy ! Component: 100 - total flux cleaned = 0.144785 Jy ! Component: 150 - total flux cleaned = 0.148277 Jy ! Component: 200 - total flux cleaned = 0.150133 Jy ! Total flux subtracted in 200 components = 0.150133 Jy ! Clean residual min=-0.033771 max=0.049917 Jy/beam ! Clean residual mean=-0.000072 rms=0.008991 Jy/beam ! Combined flux in latest and established models = 1.10041 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 58 components and 1.10041 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128096Jy sigma=2.157087 ! Fit after self-cal, rms=0.123394Jy sigma=2.060706 ! Inverting map ! Your choice of large map pixels excluded 0.635% 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: 0.8217 x 2.1 at -4.695 degrees (North through East) ! Clean map min=-0.027297 max=0.61139 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: 0.99615 ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* HN 1.14 KP 0.99 ! LA 0.97 MK 1.02 NL 1.01 OV 1.01 ! PT 0.98 SC 0.91 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01698 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* HN 1.16 KP 0.92 ! LA 0.93 MK 0.97 NL 1.00 OV 0.99 ! PT 1.04 SC 0.79 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00227 ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00* HN 1.04 KP 0.87 ! LA 0.95 MK 1.05 NL 0.99 OV 1.06 ! PT 1.06 SC 0.85 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.988018 ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.00* HN 1.10 KP 0.90 ! LA 0.95 MK 1.03 NL 0.99 OV 1.05 ! PT 1.12 SC 0.84 ! ! ! Fit before self-cal, rms=0.123394Jy sigma=2.060706 ! Fit after self-cal, rms=0.103188Jy sigma=1.722291 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=0.103188Jy sigma=1.722291 ! Fit after self-cal, rms=0.103295Jy sigma=1.722115 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8022 mas, bmaj=1.991 mas, bpa=-0.7699 degrees ! Estimated noise=1.56586 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 = 0.00352471 Jy ! Component: 100 - total flux cleaned = 0.00263543 Jy ! Component: 150 - total flux cleaned = 0.00180435 Jy ! Component: 200 - total flux cleaned = 0.00108333 Jy ! Total flux subtracted in 200 components = 0.00108333 Jy ! Clean residual min=-0.014706 max=0.020888 Jy/beam ! Clean residual mean=0.000066 rms=0.004771 Jy/beam ! Combined flux in latest and established models = 1.10149 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 1.10149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.100049Jy sigma=1.670430 ! Fit after self-cal, rms=0.099682Jy sigma=1.667222 ! Inverting map ! Your choice of large map pixels excluded 0.635% 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=0.099682Jy sigma=1.667222 ! Fit after self-cal, rms=0.077854Jy sigma=1.268213 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.635% 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 = 0.00218711 Jy ! Component: 100 - total flux cleaned = 0.0025531 Jy ! Component: 150 - total flux cleaned = 0.00222138 Jy ! Component: 200 - total flux cleaned = 0.00161893 Jy ! Total flux subtracted in 200 components = 0.00161894 Jy ! Clean residual min=-0.013921 max=0.019765 Jy/beam ! Clean residual mean=0.000059 rms=0.004433 Jy/beam ! Combined flux in latest and established models = 1.10311 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 1.10311 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075258Jy sigma=1.225823 ! Fit after self-cal, rms=0.073132Jy sigma=1.197689 ! Inverting map ! Your choice of large map pixels excluded 0.635% 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: 0.8022 x 1.991 at -0.7699 degrees (North through East) ! Clean map min=-0.013656 max=0.5835 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=0.073132Jy sigma=1.197689 ! Fit after self-cal, rms=0.069543Jy sigma=1.153783 ! 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=0.069543Jy sigma=1.153783 ! Fit after self-cal, rms=0.069274Jy sigma=1.151506 ! Inverting map and beam ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.788 mas, bmaj=1.953 mas, bpa=0.6173 degrees ! Estimated noise=1.54097 mJy/beam. ! Added new window around map position (3.8, -19). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0183548 Jy ! Component: 100 - total flux cleaned = 0.0242167 Jy ! Component: 150 - total flux cleaned = 0.0261587 Jy ! Component: 200 - total flux cleaned = 0.0276095 Jy ! Total flux subtracted in 200 components = 0.0276095 Jy ! Clean residual min=-0.011047 max=0.016975 Jy/beam ! Clean residual mean=0.000106 rms=0.003531 Jy/beam ! Combined flux in latest and established models = 1.13072 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 92 components and 1.13072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064915Jy sigma=1.062058 ! Fit after self-cal, rms=0.064504Jy sigma=1.058493 ! Inverting map ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-10.8, 1). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.018359 Jy ! Component: 100 - total flux cleaned = 0.0272452 Jy ! Component: 150 - total flux cleaned = 0.0319271 Jy ! Component: 200 - total flux cleaned = 0.0343158 Jy ! Total flux subtracted in 200 components = 0.0343158 Jy ! Clean residual min=-0.008756 max=0.011167 Jy/beam ! Clean residual mean=0.000049 rms=0.002477 Jy/beam ! Combined flux in latest and established models = 1.16504 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 1.16504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060358Jy sigma=0.972213 ! Fit after self-cal, rms=0.060110Jy sigma=0.968958 ! Inverting map ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-1.6, 3). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616746 Jy ! Component: 100 - total flux cleaned = 0.00767614 Jy ! Component: 150 - total flux cleaned = 0.0092459 Jy ! Component: 200 - total flux cleaned = 0.0106979 Jy ! Total flux subtracted in 200 components = 0.0106979 Jy ! Clean residual min=-0.007647 max=0.009060 Jy/beam ! Clean residual mean=0.000059 rms=0.002061 Jy/beam ! Combined flux in latest and established models = 1.17573 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 130 components and 1.17573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057821Jy sigma=0.928670 ! Fit after self-cal, rms=0.057772Jy sigma=0.927582 ! Inverting map ! Your choice of large map pixels excluded 0.635% 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=0.057772Jy sigma=0.927582 ! Fit after self-cal, rms=0.055506Jy sigma=0.897845 ! 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=0.055506Jy sigma=0.897845 ! Fit after self-cal, rms=0.055499Jy sigma=0.897794 ! Inverting map and beam ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7839 mas, bmaj=1.944 mas, bpa=0.9892 degrees ! Estimated noise=1.53126 mJy/beam. ! Added new window around map position (9.8, 8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00813456 Jy ! Component: 100 - total flux cleaned = 0.0116021 Jy ! Component: 150 - total flux cleaned = 0.0141378 Jy ! Component: 200 - total flux cleaned = 0.0163768 Jy ! Total flux subtracted in 200 components = 0.0163768 Jy ! Clean residual min=-0.005734 max=0.005192 Jy/beam ! Clean residual mean=0.000036 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 1.19211 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 150 components and 1.19211 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053653Jy sigma=0.865511 ! Fit after self-cal, rms=0.053531Jy sigma=0.863632 ! Inverting map ! Your choice of large map pixels excluded 0.635% 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 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.117 mas, bmaj=4.401 mas, bpa=1.582 degrees ! Estimated noise=2.08919 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 = 0.00406738 Jy ! Component: 100 - total flux cleaned = 0.00576423 Jy ! Component: 150 - total flux cleaned = 0.00709833 Jy ! Component: 200 - total flux cleaned = 0.00794929 Jy ! Total flux subtracted in 200 components = 0.00794929 Jy ! Clean residual min=-0.004837 max=0.005299 Jy/beam ! Clean residual mean=0.000050 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 1.20006 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 171 components and 1.20006 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053273Jy sigma=0.858884 ! Fit after self-cal, rms=0.053225Jy sigma=0.858301 ! Inverting map ! Your choice of large map pixels excluded 0.635% 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 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.651 mas, bmaj=1.64 mas, bpa=0.06301 degrees ! Estimated noise=1.98977 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.595075 Jy ! Component: 100 - total flux cleaned = 0.785845 Jy ! Component: 150 - total flux cleaned = 0.885437 Jy ! Component: 200 - total flux cleaned = 0.952613 Jy ! Total flux subtracted in 200 components = 0.952613 Jy ! Clean residual min=-0.025827 max=0.030891 Jy/beam ! Clean residual mean=-0.000122 rms=0.007425 Jy/beam ! Combined flux in latest and established models = 0.952613 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 0.952613 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7839 mas, bmaj=1.944 mas, bpa=0.9892 degrees ! Estimated noise=1.53126 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 = 0.0696049 Jy ! Component: 100 - total flux cleaned = 0.109327 Jy ! Component: 150 - total flux cleaned = 0.135294 Jy ! Component: 200 - total flux cleaned = 0.154267 Jy ! Total flux subtracted in 200 components = 0.154267 Jy ! Clean residual min=-0.012831 max=0.012793 Jy/beam ! Clean residual mean=-0.000040 rms=0.003789 Jy/beam ! Combined flux in latest and established models = 1.10688 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 74 components and 1.10688 Jy ! Inverting map ! Your choice of large map pixels excluded 0.635% 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 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.117 mas, bmaj=4.401 mas, bpa=1.582 degrees ! Estimated noise=2.08919 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 = 0.025461 Jy ! Component: 100 - total flux cleaned = 0.0427316 Jy ! Component: 150 - total flux cleaned = 0.0526838 Jy ! Component: 200 - total flux cleaned = 0.0605948 Jy ! Total flux subtracted in 200 components = 0.0605948 Jy ! Clean residual min=-0.009725 max=0.009651 Jy/beam ! Clean residual mean=0.000024 rms=0.003233 Jy/beam ! Combined flux in latest and established models = 1.16747 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 112 components and 1.16747 Jy ! Inverting map ! Your choice of large map pixels excluded 0.635% 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 0.635% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7839 mas, bmaj=1.944 mas, bpa=0.9892 degrees ! Estimated noise=1.53126 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100727 Jy ! Component: 100 - total flux cleaned = 0.0159948 Jy ! Component: 150 - total flux cleaned = 0.0207206 Jy ! Component: 200 - total flux cleaned = 0.0243812 Jy ! Total flux subtracted in 200 components = 0.0243812 Jy ! Clean residual min=-0.006785 max=0.006200 Jy/beam ! Clean residual mean=0.000016 rms=0.001734 Jy/beam ! Combined flux in latest and established models = 1.19186 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 141 components and 1.19186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.055195Jy sigma=0.892352 ! Fit after self-cal, rms=0.054891Jy sigma=0.885463 wmodel J0902-1415_X_2006_12_18_yyk\_map.mod ! Writing 141 model components to file: J0902-1415_X_2006_12_18_yyk_map.mod wobs J0902-1415_X_2006_12_18_yyk\_uvs.fits ! Writing UV FITS file: J0902-1415_X_2006_12_18_yyk_uvs.fits wwins J0902-1415_X_2006_12_18_yyk\_map.win ! wwins: Wrote 6 windows to J0902-1415_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 0.635% 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 = -0.00245986 Jy ! Component: 100 - total flux cleaned = -0.00360744 Jy ! Component: 150 - total flux cleaned = -0.00446574 Jy ! Component: 200 - total flux cleaned = -0.00517735 Jy ! Component: 250 - total flux cleaned = -0.00584675 Jy ! Component: 300 - total flux cleaned = -0.00647719 Jy ! Component: 350 - total flux cleaned = -0.00737668 Jy ! Component: 400 - total flux cleaned = -0.00780844 Jy ! Component: 450 - total flux cleaned = -0.0082251 Jy ! Component: 500 - total flux cleaned = -0.00829374 Jy ! Component: 550 - total flux cleaned = -0.00855466 Jy ! Component: 600 - total flux cleaned = -0.00880758 Jy ! Component: 650 - total flux cleaned = -0.00892919 Jy ! Component: 700 - total flux cleaned = -0.00904727 Jy ! Component: 750 - total flux cleaned = -0.00904756 Jy ! Component: 800 - total flux cleaned = -0.00927467 Jy ! Component: 850 - total flux cleaned = -0.00944041 Jy ! Component: 900 - total flux cleaned = -0.00960171 Jy ! Component: 950 - total flux cleaned = -0.00970781 Jy ! Component: 1000 - total flux cleaned = -0.0097088 Jy ! Component: 1050 - total flux cleaned = -0.00970905 Jy ! Component: 1100 - total flux cleaned = -0.00970866 Jy ! Component: 1150 - total flux cleaned = -0.00984978 Jy ! Component: 1200 - total flux cleaned = -0.00975631 Jy ! Component: 1250 - total flux cleaned = -0.00984825 Jy ! Component: 1300 - total flux cleaned = -0.00993713 Jy ! Component: 1350 - total flux cleaned = -0.00989269 Jy ! Component: 1400 - total flux cleaned = -0.0099784 Jy ! Component: 1450 - total flux cleaned = -0.00997888 Jy ! Component: 1500 - total flux cleaned = -0.0100614 Jy ! Component: 1550 - total flux cleaned = -0.010102 Jy ! Component: 1600 - total flux cleaned = -0.0101419 Jy ! Component: 1650 - total flux cleaned = -0.0101416 Jy ! Component: 1700 - total flux cleaned = -0.0100647 Jy ! Component: 1750 - total flux cleaned = -0.0101791 Jy ! Component: 1800 - total flux cleaned = -0.0100659 Jy ! Component: 1850 - total flux cleaned = -0.010066 Jy ! Component: 1900 - total flux cleaned = -0.0100658 Jy ! Component: 1950 - total flux cleaned = -0.00999352 Jy ! Component: 2000 - total flux cleaned = -0.0100292 Jy ! Total flux subtracted in 2048 components = -0.00999355 Jy ! Clean residual min=-0.001914 max=0.002320 Jy/beam ! Clean residual mean=-0.000000 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 1.18186 Jy keep ! Adding 120 model components to the UV plane model. ! The established model now contains 261 components and 1.18186 Jy ![Exited script file: muppet] wmap "J0902-1415_X_2006_12_18_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.635% 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: 0.7839 x 1.944 at 0.9892 degrees (North through East) ! Clean map min=-0.0050467 max=0.5479 Jy/beam ! Writing clean map to FITS file: J0902-1415_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 0.547905 invert ! Inverting map ! Your choice of large map pixels excluded 0.635% 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 0.000615726 device "J0902-1415_X_2006_12_18_yyk\_map.eps/VPS" ! Attempting to open device: 'J0902-1415_X_2006_12_18_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.337135 0.337135 0.67427 1.34854 2.69708 5.39416 10.7883 21.5766 43.1533 86.3066 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.547 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7839 x 1.944 at 0.9892 degrees (North through East) ! Clean map min=-0.0050467 max=0.5479 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0902-1415_X_2006_12_18_yyk\_map.gif/gif" ! Attempting to open device: 'J0902-1415_X_2006_12_18_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0902-1415_X_2006_12_18_yyk_uvs.log closed on Mon Jun 16 19:28:10 2008