! Started logfile: J1634-2058_X_2005_06_30_yyk_uvs.log on Sat Oct 8 17:28:35 2005 obs J1634-2058_X_2005_06_30_yyk_uve.fits ! Reading UV FITS file: J1634-2058_X_2005_06_30_yyk_uve.fits ! AN table 1: 19 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.940351 visibilities/baseline/integration-bin. ! Found source: J1634-2058 ! ! 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 1460 lines of history. ! ! Reading 3216 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 J1634-2058_X_2005_06_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)= 0.139264 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 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.6806 mas, bmaj=1.747 mas, bpa=-3.614 degrees ! Estimated noise=1.02807 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 = 0.0981032 Jy ! Component: 100 - total flux cleaned = 0.120227 Jy ! Total flux subtracted in 100 components = 0.120227 Jy ! Clean residual min=-0.005997 max=0.015445 Jy/beam ! Clean residual mean=-0.000030 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 0.120227 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 0.120227 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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.071027Jy sigma=1.163967 ! Fit after self-cal, rms=0.070735Jy sigma=1.160101 ! Inverting map and beam ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.6806 mas, bmaj=1.747 mas, bpa=-3.614 degrees ! Estimated noise=1.02807 mJy/beam. ! Added new window around map position (-1.6, -1.8). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157249 Jy ! Component: 100 - total flux cleaned = 0.0233028 Jy ! Total flux subtracted in 100 components = 0.0233028 Jy ! Clean residual min=-0.004485 max=0.005249 Jy/beam ! Clean residual mean=-0.000016 rms=0.001233 Jy/beam ! Combined flux in latest and established models = 0.14353 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.14353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067547Jy sigma=1.079155 ! Fit after self-cal, rms=0.067347Jy sigma=1.075705 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8705 mas, bmaj=2.152 mas, bpa=-2.279 degrees ! Estimated noise=0.674185 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 = 0.00864353 Jy ! Component: 100 - total flux cleaned = 0.0124679 Jy ! Component: 150 - total flux cleaned = 0.0144128 Jy ! Component: 200 - total flux cleaned = 0.0149882 Jy ! Total flux subtracted in 200 components = 0.0149882 Jy ! Clean residual min=-0.002869 max=0.003045 Jy/beam ! Clean residual mean=0.000004 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.158518 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 39 components and 0.158518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066770Jy sigma=1.059465 ! Fit after self-cal, rms=0.066710Jy sigma=1.058592 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8705 x 2.152 at -2.279 degrees (North through East) ! Clean map min=-0.0025836 max=0.11857 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if ! 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: 1.01304 ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HN 1.09 KP 0.98 ! LA 1.00 MK 0.97 NL 0.98 OV 1.05 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01075 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.11 KP 0.95 ! LA 1.00 MK 0.95 NL 1.02 OV 0.97 ! PT 0.98 SC 0.93 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.01932 ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.05 KP 0.88 ! LA 0.96 MK 1.00 NL 0.96 OV 1.04 ! PT 1.02 SC 0.88 ! ! ! Correcting IF 4. ! 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* ! ! ! Fit before self-cal, rms=0.066710Jy sigma=1.058592 ! Fit after self-cal, rms=0.066617Jy sigma=1.048967 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=0.066617Jy sigma=1.048967 ! Fit after self-cal, rms=0.066617Jy sigma=1.048964 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8601 mas, bmaj=2.112 mas, bpa=-1.229 degrees ! Estimated noise=0.668463 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 = 0.000454767 Jy ! Component: 100 - total flux cleaned = 0.000648066 Jy ! Component: 150 - total flux cleaned = 0.00080181 Jy ! Component: 200 - total flux cleaned = 0.000931025 Jy ! Total flux subtracted in 200 components = 0.000931025 Jy ! Clean residual min=-0.002613 max=0.002612 Jy/beam ! Clean residual mean=0.000006 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.159449 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 47 components and 0.159449 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066555Jy sigma=1.047973 ! Fit after self-cal, rms=0.066551Jy sigma=1.047936 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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=0.066551Jy sigma=1.047936 ! Fit after self-cal, rms=0.063727Jy sigma=1.000401 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 = 0.00108722 Jy ! Component: 100 - total flux cleaned = 0.00111535 Jy ! Component: 150 - total flux cleaned = 0.00116478 Jy ! Component: 200 - total flux cleaned = 0.00118692 Jy ! Total flux subtracted in 200 components = 0.00118692 Jy ! Clean residual min=-0.002565 max=0.002641 Jy/beam ! Clean residual mean=0.000008 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.160636 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 53 components and 0.160636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063723Jy sigma=0.999912 ! Fit after self-cal, rms=0.063485Jy sigma=0.996825 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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: 0.8601 x 2.112 at -1.229 degrees (North through East) ! Clean map min=-0.0023696 max=0.11934 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=0.063485Jy sigma=0.996825 ! Fit after self-cal, rms=0.062038Jy sigma=0.991438 ! 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=0.062038Jy sigma=0.991438 ! Fit after self-cal, rms=0.062019Jy sigma=0.991087 ! Inverting map and beam ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8541 mas, bmaj=2.103 mas, bpa=-0.7801 degrees ! Estimated noise=0.652127 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00229482 Jy ! Component: 100 - total flux cleaned = -0.00274422 Jy ! Component: 150 - total flux cleaned = -0.00272032 Jy ! Component: 200 - total flux cleaned = -0.00269951 Jy ! Total flux subtracted in 200 components = -0.00269951 Jy ! Clean residual min=-0.002331 max=0.002632 Jy/beam ! Clean residual mean=0.000008 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.157937 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 57 components and 0.157937 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061908Jy sigma=0.989641 ! Fit after self-cal, rms=0.061906Jy sigma=0.989587 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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=0.061906Jy sigma=0.989587 ! Fit after self-cal, rms=0.061875Jy sigma=0.982494 ! 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=0.061875Jy sigma=0.982494 ! Fit after self-cal, rms=0.061895Jy sigma=0.982372 ! Inverting map and beam ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8506 mas, bmaj=2.083 mas, bpa=-0.8153 degrees ! Estimated noise=0.646679 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -4.84116e-05 Jy ! Component: 100 - total flux cleaned = 7.19554e-05 Jy ! Component: 150 - total flux cleaned = 0.000118545 Jy ! Component: 200 - total flux cleaned = 0.000174993 Jy ! Total flux subtracted in 200 components = 0.000174993 Jy ! Clean residual min=-0.002351 max=0.002514 Jy/beam ! Clean residual mean=0.000007 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.158112 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 62 components and 0.158112 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061865Jy sigma=0.981887 ! Fit after self-cal, rms=0.061864Jy sigma=0.981799 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=2.292 mas, bmaj=4.859 mas, bpa=0.9475 degrees ! Estimated noise=0.844198 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 = 0.0005586 Jy ! Component: 100 - total flux cleaned = 0.000561469 Jy ! Component: 150 - total flux cleaned = 0.000593836 Jy ! Component: 200 - total flux cleaned = 0.000621477 Jy ! Total flux subtracted in 200 components = 0.000621477 Jy ! Clean residual min=-0.002563 max=0.003199 Jy/beam ! Clean residual mean=0.000019 rms=0.001044 Jy/beam ! Combined flux in latest and established models = 0.158733 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 68 components and 0.158733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061876Jy sigma=0.982095 ! Fit after self-cal, rms=0.061873Jy sigma=0.982044 ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.6754 mas, bmaj=1.723 mas, bpa=-2.934 degrees ! Estimated noise=0.985036 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0954937 Jy ! Component: 100 - total flux cleaned = 0.12083 Jy ! Component: 150 - total flux cleaned = 0.134231 Jy ! Component: 200 - total flux cleaned = 0.141927 Jy ! Total flux subtracted in 200 components = 0.141927 Jy ! Clean residual min=-0.003745 max=0.004133 Jy/beam ! Clean residual mean=-0.000011 rms=0.001033 Jy/beam ! Combined flux in latest and established models = 0.141927 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.141927 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8506 mas, bmaj=2.083 mas, bpa=-0.8153 degrees ! Estimated noise=0.646679 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 = 0.00812027 Jy ! Component: 100 - total flux cleaned = 0.0120939 Jy ! Component: 150 - total flux cleaned = 0.0142012 Jy ! Component: 200 - total flux cleaned = 0.015375 Jy ! Total flux subtracted in 200 components = 0.015375 Jy ! Clean residual min=-0.002469 max=0.002647 Jy/beam ! Clean residual mean=0.000005 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.157302 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 51 components and 0.157302 Jy ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 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 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=2.292 mas, bmaj=4.859 mas, bpa=0.9475 degrees ! Estimated noise=0.844198 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 = 0.00132747 Jy ! Component: 100 - total flux cleaned = 0.00143486 Jy ! Component: 150 - total flux cleaned = 0.00148606 Jy ! Component: 200 - total flux cleaned = 0.00151619 Jy ! Total flux subtracted in 200 components = 0.00151619 Jy ! Clean residual min=-0.002587 max=0.003116 Jy/beam ! Clean residual mean=0.000018 rms=0.001051 Jy/beam ! Combined flux in latest and established models = 0.158818 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.158818 Jy ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! Estimated beam: bmin=0.8506 mas, bmaj=2.083 mas, bpa=-0.8153 degrees ! Estimated noise=0.646679 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00090592 Jy ! Component: 100 - total flux cleaned = -0.00085304 Jy ! Component: 150 - total flux cleaned = -0.000788709 Jy ! Component: 200 - total flux cleaned = -0.000734211 Jy ! Total flux subtracted in 200 components = -0.000734211 Jy ! Clean residual min=-0.002394 max=0.002567 Jy/beam ! Clean residual mean=0.000007 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.158083 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 70 components and 0.158083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061879Jy sigma=0.981829 ! Fit after self-cal, rms=0.061879Jy sigma=0.981802 wmodel J1634-2058_X_2005_06_30_yyk\_map.mod ! Writing 70 model components to file: J1634-2058_X_2005_06_30_yyk_map.mod wobs J1634-2058_X_2005_06_30_yyk\_uvs.fits ! Writing UV FITS file: J1634-2058_X_2005_06_30_yyk_uvs.fits wwins J1634-2058_X_2005_06_30_yyk\_map.win ! wwins: Wrote 2 windows to J1634-2058_X_2005_06_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 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000577937 Jy ! Component: 100 - total flux cleaned = 0.000753258 Jy ! Component: 150 - total flux cleaned = 0.000919277 Jy ! Component: 200 - total flux cleaned = 0.00107703 Jy ! Component: 250 - total flux cleaned = 0.00119022 Jy ! Component: 300 - total flux cleaned = 0.00140618 Jy ! Component: 350 - total flux cleaned = 0.00165082 Jy ! Component: 400 - total flux cleaned = 0.00182103 Jy ! Component: 450 - total flux cleaned = 0.00202067 Jy ! Component: 500 - total flux cleaned = 0.00208564 Jy ! Component: 550 - total flux cleaned = 0.00224458 Jy ! Component: 600 - total flux cleaned = 0.00230628 Jy ! Component: 650 - total flux cleaned = 0.00239748 Jy ! Component: 700 - total flux cleaned = 0.00242764 Jy ! Component: 750 - total flux cleaned = 0.00254511 Jy ! Component: 800 - total flux cleaned = 0.0025168 Jy ! Component: 850 - total flux cleaned = 0.0025455 Jy ! Component: 900 - total flux cleaned = 0.00260068 Jy ! Component: 950 - total flux cleaned = 0.00254704 Jy ! Component: 1000 - total flux cleaned = 0.00252062 Jy ! Component: 1050 - total flux cleaned = 0.00252039 Jy ! Component: 1100 - total flux cleaned = 0.00239135 Jy ! Component: 1150 - total flux cleaned = 0.00226413 Jy ! Component: 1200 - total flux cleaned = 0.00213965 Jy ! Component: 1250 - total flux cleaned = 0.00206586 Jy ! Component: 1300 - total flux cleaned = 0.00191935 Jy ! Component: 1350 - total flux cleaned = 0.0017753 Jy ! Component: 1400 - total flux cleaned = 0.00165729 Jy ! Component: 1450 - total flux cleaned = 0.00156365 Jy ! Component: 1500 - total flux cleaned = 0.00149429 Jy ! Component: 1550 - total flux cleaned = 0.00133528 Jy ! Component: 1600 - total flux cleaned = 0.00124617 Jy ! Component: 1650 - total flux cleaned = 0.00115787 Jy ! Component: 1700 - total flux cleaned = 0.00117965 Jy ! Component: 1750 - total flux cleaned = 0.00107134 Jy ! Component: 1800 - total flux cleaned = 0.000943075 Jy ! Component: 1850 - total flux cleaned = 0.000795512 Jy ! Component: 1900 - total flux cleaned = 0.000754043 Jy ! Component: 1950 - total flux cleaned = 0.000650848 Jy ! Component: 2000 - total flux cleaned = 0.000650893 Jy ! Total flux subtracted in 2048 components = 0.00059027 Jy ! Clean residual min=-0.001209 max=0.001222 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.158674 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 212 components and 0.158674 Jy ![Exited script file: muppet] wmap "J1634-2058_X_2005_06_30_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8506 x 2.083 at -0.8153 degrees (North through East) ! Clean map min=-0.0017626 max=0.11521 Jy/beam ! Writing clean map to FITS file: J1634-2058_X_2005_06_30_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.115207 invert ! Inverting map ! Your choice of large map pixels excluded 0.286% of the data. ! The x-axis pixel size should ideally be below 0.1989 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000383329 device "J1634-2058_X_2005_06_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J1634-2058_X_2005_06_30_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.998189 0.998189 1.99638 3.99276 7.98551 15.971 31.942 63.8841 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.115 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8506 x 2.083 at -0.8153 degrees (North through East) ! Clean map min=-0.0017626 max=0.11521 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1634-2058_X_2005_06_30_yyk\_map.gif/gif" ! Attempting to open device: 'J1634-2058_X_2005_06_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1634-2058_X_2005_06_30_yyk_uvs.log closed on Sat Oct 8 17:28:39 2005