! Started logfile: J1351-2912_X_2004_04_30_yyk_uvs.log on Wed Dec 7 00:28:46 2005 obs J1351-2912_X_2004_04_30_yyk_uve.fits ! Reading UV FITS file: J1351-2912_X_2004_04_30_yyk_uve.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.934343 visibilities/baseline/integration-bin. ! Found source: J1351-2912 ! ! 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 1549 lines of history. ! ! Reading 3700 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 J1351-2912_X_2004_04_30_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)= 0.180681 Jy startmod ,phase_soltime ! Applying default point source starting model. ! Performing phase self-cal over 10 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 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 34 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 34 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.839445Jy sigma=15.595244 ! Fit after self-cal, rms=0.838864Jy sigma=15.583858 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. 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 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6685 mas, bmaj=1.746 mas, bpa=-1.164 degrees ! Estimated noise=1.05582 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 = 0.137585 Jy ! Component: 100 - total flux cleaned = 0.162666 Jy ! Total flux subtracted in 100 components = 0.162666 Jy ! Clean residual min=-0.005762 max=0.008994 Jy/beam ! Clean residual mean=-0.000038 rms=0.001666 Jy/beam ! Combined flux in latest and established models = 0.162666 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.162666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073195Jy sigma=1.260815 ! Fit after self-cal, rms=0.073173Jy sigma=1.260539 ! Inverting map ! Your choice of large map pixels excluded 0.304% 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 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8366 mas, bmaj=2.171 mas, bpa=-0.1076 degrees ! Estimated noise=0.66158 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 = 0.0143077 Jy ! Component: 100 - total flux cleaned = 0.0194458 Jy ! Component: 150 - total flux cleaned = 0.0215008 Jy ! Component: 200 - total flux cleaned = 0.0219236 Jy ! Total flux subtracted in 200 components = 0.0219237 Jy ! Clean residual min=-0.005085 max=0.008180 Jy/beam ! Clean residual mean=-0.000042 rms=0.001410 Jy/beam ! Combined flux in latest and established models = 0.18459 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 23 components and 0.18459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071805Jy sigma=1.224611 ! Fit after self-cal, rms=0.071784Jy sigma=1.224331 ! Inverting map ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-1.8, 5). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00764677 Jy ! Component: 100 - total flux cleaned = 0.00796061 Jy ! Component: 150 - total flux cleaned = 0.0077279 Jy ! Component: 200 - total flux cleaned = 0.00763434 Jy ! Total flux subtracted in 200 components = 0.00763434 Jy ! Clean residual min=-0.004498 max=0.004652 Jy/beam ! Clean residual mean=-0.000027 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.192224 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 46 components and 0.192224 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.070982Jy sigma=1.209704 ! Fit after self-cal, rms=0.070890Jy sigma=1.208112 ! Inverting map ! Your choice of large map pixels excluded 0.304% 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 ************** ! selflims ampcor_selflim ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 0.990713 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.20 KP 0.94 ! LA 0.94 MK 0.98 NL 1.03 OV 0.93 ! PT 1.00 SC 1.06 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00731 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.00* KP 0.88 ! LA 0.99 MK 1.05 NL 1.05 OV 0.98 ! PT 1.03 SC 0.92 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.977014 ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.00* KP 0.91 ! LA 0.99 MK 0.99 NL 1.02 OV 1.01 ! PT 1.10 SC 1.13 ! ! ! Fit before self-cal, rms=0.070890Jy sigma=1.208112 ! Fit after self-cal, rms=0.071184Jy sigma=1.191739 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=0.071184Jy sigma=1.191739 ! Fit after self-cal, rms=0.071176Jy sigma=1.191555 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8471 mas, bmaj=2.193 mas, bpa=-0.2858 degrees ! Estimated noise=0.654268 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 = -0.00170122 Jy ! Component: 100 - total flux cleaned = -0.0018724 Jy ! Component: 150 - total flux cleaned = -0.00201346 Jy ! Component: 200 - total flux cleaned = -0.00201104 Jy ! Total flux subtracted in 200 components = -0.00201104 Jy ! Clean residual min=-0.003224 max=0.003472 Jy/beam ! Clean residual mean=-0.000038 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.190213 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 27 model components to the UV plane model. ! The established model now contains 60 components and 0.190213 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071028Jy sigma=1.188263 ! Fit after self-cal, rms=0.071014Jy sigma=1.188058 ! Inverting map ! Your choice of large map pixels excluded 0.304% 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=0.071014Jy sigma=1.188058 ! Fit after self-cal, rms=0.060086Jy sigma=0.989728 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.304% 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 = -4.9481e-05 Jy ! Component: 100 - total flux cleaned = -8.03905e-05 Jy ! Component: 150 - total flux cleaned = -0.000104653 Jy ! Component: 200 - total flux cleaned = -3.40035e-06 Jy ! Total flux subtracted in 200 components = -3.40035e-06 Jy ! Clean residual min=-0.003217 max=0.003463 Jy/beam ! Clean residual mean=-0.000039 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.19021 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 69 components and 0.19021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059412Jy sigma=0.974938 ! Fit after self-cal, rms=0.058906Jy sigma=0.965686 ! Inverting map ! Your choice of large map pixels excluded 0.304% 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: 0.8471 x 2.193 at -0.2858 degrees (North through East) ! Clean map min=-0.0029695 max=0.16477 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=0.058906Jy sigma=0.965686 ! Fit after self-cal, rms=0.058338Jy sigma=0.958475 ! 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=0.058338Jy sigma=0.958475 ! Fit after self-cal, rms=0.058308Jy sigma=0.957769 ! Inverting map and beam ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8459 mas, bmaj=2.186 mas, bpa=0.1735 degrees ! Estimated noise=0.649169 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000587524 Jy ! Component: 100 - total flux cleaned = -0.000525744 Jy ! Component: 150 - total flux cleaned = -0.000473825 Jy ! Component: 200 - total flux cleaned = -0.000333513 Jy ! Total flux subtracted in 200 components = -0.000333513 Jy ! Clean residual min=-0.002947 max=0.003029 Jy/beam ! Clean residual mean=-0.000032 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.189876 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 78 components and 0.189876 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058199Jy sigma=0.955871 ! Fit after self-cal, rms=0.058200Jy sigma=0.955760 ! Inverting map ! Your choice of large map pixels excluded 0.304% 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=0.058200Jy sigma=0.955760 ! Fit after self-cal, rms=0.057582Jy sigma=0.944938 ! 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=0.057582Jy sigma=0.944938 ! Fit after self-cal, rms=0.057582Jy sigma=0.944877 ! Inverting map and beam ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8471 mas, bmaj=2.19 mas, bpa=0.01714 degrees ! Estimated noise=0.647004 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000499399 Jy ! Component: 100 - total flux cleaned = -0.00049502 Jy ! Component: 150 - total flux cleaned = -0.000416465 Jy ! Component: 200 - total flux cleaned = -0.000380319 Jy ! Total flux subtracted in 200 components = -0.000380319 Jy ! Clean residual min=-0.002908 max=0.003128 Jy/beam ! Clean residual mean=-0.000035 rms=0.000802 Jy/beam ! Combined flux in latest and established models = 0.189496 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 84 components and 0.189496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057520Jy sigma=0.943867 ! Fit after self-cal, rms=0.057523Jy sigma=0.943844 ! Inverting map ! Your choice of large map pixels excluded 0.304% 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 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.457 mas, bmaj=6.786 mas, bpa=3.084 degrees ! Estimated noise=0.831243 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 = 0.000504368 Jy ! Component: 100 - total flux cleaned = 0.000691209 Jy ! Component: 150 - total flux cleaned = 0.000788429 Jy ! Component: 200 - total flux cleaned = 0.000875412 Jy ! Total flux subtracted in 200 components = 0.000875412 Jy ! Clean residual min=-0.003744 max=0.003553 Jy/beam ! Clean residual mean=-0.000066 rms=0.001192 Jy/beam ! Combined flux in latest and established models = 0.190372 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 92 components and 0.190372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057513Jy sigma=0.943766 ! Fit after self-cal, rms=0.057510Jy sigma=0.943741 ! Inverting map ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6713 mas, bmaj=1.748 mas, bpa=-1.071 degrees ! Estimated noise=1.04274 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.141794 Jy ! Component: 100 - total flux cleaned = 0.163109 Jy ! Component: 150 - total flux cleaned = 0.1721 Jy ! Component: 200 - total flux cleaned = 0.177509 Jy ! Total flux subtracted in 200 components = 0.177509 Jy ! Clean residual min=-0.004029 max=0.003901 Jy/beam ! Clean residual mean=-0.000027 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.177509 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.177509 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8471 mas, bmaj=2.19 mas, bpa=0.01714 degrees ! Estimated noise=0.647004 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 = 0.00648169 Jy ! Component: 100 - total flux cleaned = 0.00907066 Jy ! Component: 150 - total flux cleaned = 0.00986628 Jy ! Component: 200 - total flux cleaned = 0.0103611 Jy ! Total flux subtracted in 200 components = 0.0103611 Jy ! Clean residual min=-0.002892 max=0.003052 Jy/beam ! Clean residual mean=-0.000036 rms=0.000832 Jy/beam ! Combined flux in latest and established models = 0.18787 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 54 components and 0.18787 Jy ! Inverting map ! Your choice of large map pixels excluded 0.304% 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 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.457 mas, bmaj=6.786 mas, bpa=3.084 degrees ! Estimated noise=0.831243 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 = 0.000920172 Jy ! Component: 100 - total flux cleaned = 0.00131328 Jy ! Component: 150 - total flux cleaned = 0.00154845 Jy ! Component: 200 - total flux cleaned = 0.00173058 Jy ! Total flux subtracted in 200 components = 0.00173058 Jy ! Clean residual min=-0.003730 max=0.003544 Jy/beam ! Clean residual mean=-0.000068 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.189601 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.189601 Jy ! Inverting map ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.304% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8471 mas, bmaj=2.19 mas, bpa=0.01714 degrees ! Estimated noise=0.647004 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000457415 Jy ! Component: 100 - total flux cleaned = -0.000414634 Jy ! Component: 150 - total flux cleaned = -0.000377623 Jy ! Component: 200 - total flux cleaned = -0.00037739 Jy ! Total flux subtracted in 200 components = -0.00037739 Jy ! Clean residual min=-0.002907 max=0.002941 Jy/beam ! Clean residual mean=-0.000036 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.189223 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 0.189223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.057510Jy sigma=0.943336 ! Fit after self-cal, rms=0.057499Jy sigma=0.943172 wmodel J1351-2912_X_2004_04_30_yyk\_map.mod ! Writing 79 model components to file: J1351-2912_X_2004_04_30_yyk_map.mod wobs J1351-2912_X_2004_04_30_yyk\_uvs.fits ! Writing UV FITS file: J1351-2912_X_2004_04_30_yyk_uvs.fits wwins J1351-2912_X_2004_04_30_yyk\_map.win ! wwins: Wrote 2 windows to J1351-2912_X_2004_04_30_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 0.304% 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 = -4.89914e-05 Jy ! Component: 100 - total flux cleaned = 8.6404e-05 Jy ! Component: 150 - total flux cleaned = 0.000169359 Jy ! Component: 200 - total flux cleaned = -3.07118e-05 Jy ! Component: 250 - total flux cleaned = -0.00022144 Jy ! Component: 300 - total flux cleaned = -0.000221096 Jy ! Component: 350 - total flux cleaned = -0.000292106 Jy ! Component: 400 - total flux cleaned = -0.000427907 Jy ! Component: 450 - total flux cleaned = -0.000426834 Jy ! Component: 500 - total flux cleaned = -0.000524981 Jy ! Component: 550 - total flux cleaned = -0.000588246 Jy ! Component: 600 - total flux cleaned = -0.000525822 Jy ! Component: 650 - total flux cleaned = -0.000465757 Jy ! Component: 700 - total flux cleaned = -0.000584163 Jy ! Component: 750 - total flux cleaned = -0.000641697 Jy ! Component: 800 - total flux cleaned = -0.000642907 Jy ! Component: 850 - total flux cleaned = -0.000699357 Jy ! Component: 900 - total flux cleaned = -0.0007822 Jy ! Component: 950 - total flux cleaned = -0.000863025 Jy ! Component: 1000 - total flux cleaned = -0.000942507 Jy ! Component: 1050 - total flux cleaned = -0.000942207 Jy ! Component: 1100 - total flux cleaned = -0.000994021 Jy ! Component: 1150 - total flux cleaned = -0.000994365 Jy ! Component: 1200 - total flux cleaned = -0.00099454 Jy ! Component: 1250 - total flux cleaned = -0.000994699 Jy ! Component: 1300 - total flux cleaned = -0.00106648 Jy ! Component: 1350 - total flux cleaned = -0.00104279 Jy ! Component: 1400 - total flux cleaned = -0.00108956 Jy ! Component: 1450 - total flux cleaned = -0.00109012 Jy ! Component: 1500 - total flux cleaned = -0.00109032 Jy ! Component: 1550 - total flux cleaned = -0.00118083 Jy ! Component: 1600 - total flux cleaned = -0.00124729 Jy ! Component: 1650 - total flux cleaned = -0.00126891 Jy ! Component: 1700 - total flux cleaned = -0.00129058 Jy ! Component: 1750 - total flux cleaned = -0.00133344 Jy ! Component: 1800 - total flux cleaned = -0.00135448 Jy ! Component: 1850 - total flux cleaned = -0.00137515 Jy ! Component: 1900 - total flux cleaned = -0.00141649 Jy ! Component: 1950 - total flux cleaned = -0.00147737 Jy ! Component: 2000 - total flux cleaned = -0.00151759 Jy ! Total flux subtracted in 2048 components = -0.0015377 Jy ! Clean residual min=-0.001059 max=0.000991 Jy/beam ! Clean residual mean=-0.000013 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.187685 Jy keep ! Adding 156 model components to the UV plane model. ! The established model now contains 235 components and 0.187685 Jy ![Exited script file: muppet] wmap "J1351-2912_X_2004_04_30_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.304% 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: 0.8471 x 2.19 at 0.01714 degrees (North through East) ! Clean map min=-0.0017815 max=0.16341 Jy/beam ! Writing clean map to FITS file: J1351-2912_X_2004_04_30_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.163405 invert ! Inverting map ! Your choice of large map pixels excluded 0.304% 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 0.000379632 device "J1351-2912_X_2004_04_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J1351-2912_X_2004_04_30_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.696975 0.696975 1.39395 2.7879 5.5758 11.1516 22.3032 44.6064 89.2128 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.163 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8471 x 2.19 at 0.01714 degrees (North through East) ! Clean map min=-0.0017815 max=0.16341 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1351-2912_X_2004_04_30_yyk\_map.gif/gif" ! Attempting to open device: 'J1351-2912_X_2004_04_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1351-2912_X_2004_04_30_yyk_uvs.log closed on Wed Dec 7 00:28:51 2005