! Started logfile: J1215-1731_X_2004_04_30_yyk_uvs.log on Wed Dec 7 00:22:00 2005 obs J1215-1731_X_2004_04_30_yyk_uve.fits ! Reading UV FITS file: J1215-1731_X_2004_04_30_yyk_uve.fits ! AN table 1: 10 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.864444 visibilities/baseline/integration-bin. ! Found source: J1215-1731 ! ! 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 1545 lines of history. ! ! Reading 1556 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 J1215-1731_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)= 1.21829 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 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.448738Jy sigma=8.271851 ! Fit after self-cal, rms=0.448901Jy sigma=8.266585 ! 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 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.6391 mas, bmaj=1.808 mas, bpa=-3.216 degrees ! Estimated noise=1.4057 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 = 0.932748 Jy ! Component: 100 - total flux cleaned = 1.24298 Jy ! Total flux subtracted in 100 components = 1.24298 Jy ! Clean residual min=-0.045898 max=0.122061 Jy/beam ! Clean residual mean=-0.000461 rms=0.015157 Jy/beam ! Combined flux in latest and established models = 1.24298 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 1.24298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.235979Jy sigma=4.317593 ! Fit after self-cal, rms=0.233181Jy sigma=4.283213 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Added new window around map position (0.6, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.156496 Jy ! Component: 100 - total flux cleaned = 0.21881 Jy ! Total flux subtracted in 100 components = 0.21881 Jy ! Clean residual min=-0.025256 max=0.029922 Jy/beam ! Clean residual mean=-0.000101 rms=0.006462 Jy/beam ! Combined flux in latest and established models = 1.46179 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 1.46179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120011Jy sigma=2.089060 ! Fit after self-cal, rms=0.118760Jy sigma=2.076685 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8173 mas, bmaj=2.147 mas, bpa=-2.162 degrees ! Estimated noise=0.975129 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 = 0.0445897 Jy ! Component: 100 - total flux cleaned = 0.0552058 Jy ! Component: 150 - total flux cleaned = 0.0587182 Jy ! Component: 200 - total flux cleaned = 0.0615415 Jy ! Total flux subtracted in 200 components = 0.0615415 Jy ! Clean residual min=-0.021221 max=0.024476 Jy/beam ! Clean residual mean=-0.000055 rms=0.006144 Jy/beam ! Combined flux in latest and established models = 1.52333 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 1.52333 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.105740Jy sigma=1.840713 ! Fit after self-cal, rms=0.105413Jy sigma=1.837656 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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: 1.00607 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.01 KP 1.00 ! LA 0.99 MK 1.00 NL 1.00 OV 1.01 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01436 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.01 KP 0.94 ! LA 0.97 MK 0.99 NL 0.99 OV 0.98 ! PT 1.03 SC 0.96 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00477 ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.91 KP 0.89 ! LA 0.99 MK 1.01 NL 0.98 OV 1.02 ! PT 1.07 SC 1.00 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.982137 ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.97 KP 0.93 ! LA 0.99 MK 1.01 NL 0.99 OV 1.04 ! PT 1.13 SC 1.02 ! ! ! Fit before self-cal, rms=0.105413Jy sigma=1.837656 ! Fit after self-cal, rms=0.081766Jy sigma=1.389914 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=0.081766Jy sigma=1.389914 ! Fit after self-cal, rms=0.081758Jy sigma=1.389892 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8146 mas, bmaj=2.148 mas, bpa=-2.01 degrees ! Estimated noise=0.976089 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 (1.6, -1.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0239945 Jy ! Component: 100 - total flux cleaned = 0.0342923 Jy ! Component: 150 - total flux cleaned = 0.0384592 Jy ! Component: 200 - total flux cleaned = 0.0394453 Jy ! Total flux subtracted in 200 components = 0.0394453 Jy ! Clean residual min=-0.008847 max=0.012651 Jy/beam ! Clean residual mean=0.000013 rms=0.002654 Jy/beam ! Combined flux in latest and established models = 1.56277 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 1.56277 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076823Jy sigma=1.287132 ! Fit after self-cal, rms=0.076476Jy sigma=1.281383 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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=0.076476Jy sigma=1.281383 ! Fit after self-cal, rms=0.070812Jy sigma=1.188803 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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) ! Added new window around map position (9.2, -4.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150676 Jy ! Component: 100 - total flux cleaned = 0.0230783 Jy ! Component: 150 - total flux cleaned = 0.0286762 Jy ! Component: 200 - total flux cleaned = 0.0311052 Jy ! Total flux subtracted in 200 components = 0.0311052 Jy ! Clean residual min=-0.009180 max=0.008254 Jy/beam ! Clean residual mean=0.000020 rms=0.001948 Jy/beam ! Combined flux in latest and established models = 1.59388 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 44 model components to the UV plane model. ! The established model now contains 84 components and 1.59388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068289Jy sigma=1.137973 ! Fit after self-cal, rms=0.067847Jy sigma=1.130556 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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: 0.8146 x 2.148 at -2.01 degrees (North through East) ! Clean map min=-0.0083064 max=1.1344 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=0.067847Jy sigma=1.130556 ! Fit after self-cal, rms=0.060815Jy sigma=0.988203 ! 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=0.060815Jy sigma=0.988203 ! Fit after self-cal, rms=0.060805Jy sigma=0.987830 ! Inverting map and beam ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.812 mas, bmaj=2.142 mas, bpa=-2.031 degrees ! Estimated noise=0.973158 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0060073 Jy ! Component: 100 - total flux cleaned = 0.00858416 Jy ! Component: 150 - total flux cleaned = 0.00970375 Jy ! Component: 200 - total flux cleaned = 0.0104495 Jy ! Total flux subtracted in 200 components = 0.0104495 Jy ! Clean residual min=-0.006893 max=0.005572 Jy/beam ! Clean residual mean=0.000010 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 1.60433 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 109 components and 1.60433 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060129Jy sigma=0.974671 ! Fit after self-cal, rms=0.060077Jy sigma=0.973886 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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=0.060077Jy sigma=0.973886 ! Fit after self-cal, rms=0.059105Jy sigma=0.955817 ! 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=0.059105Jy sigma=0.955817 ! Fit after self-cal, rms=0.059104Jy sigma=0.955812 ! Inverting map and beam ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8113 mas, bmaj=2.14 mas, bpa=-2.007 degrees ! Estimated noise=0.97298 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352184 Jy ! Component: 100 - total flux cleaned = 0.00456818 Jy ! Component: 150 - total flux cleaned = 0.0050859 Jy ! Component: 200 - total flux cleaned = 0.00546462 Jy ! Total flux subtracted in 200 components = 0.00546462 Jy ! Clean residual min=-0.006237 max=0.005325 Jy/beam ! Clean residual mean=0.000011 rms=0.001312 Jy/beam ! Combined flux in latest and established models = 1.60979 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 117 components and 1.60979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058788Jy sigma=0.949514 ! Fit after self-cal, rms=0.058765Jy sigma=0.949200 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=2.148 mas, bmaj=4.72 mas, bpa=1.696 degrees ! Estimated noise=1.28528 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 = 0.00237504 Jy ! Component: 100 - total flux cleaned = 0.00283637 Jy ! Component: 150 - total flux cleaned = 0.00290783 Jy ! Component: 200 - total flux cleaned = 0.00291227 Jy ! Total flux subtracted in 200 components = 0.00291227 Jy ! Clean residual min=-0.005941 max=0.006464 Jy/beam ! Clean residual mean=0.000024 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 1.61271 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 133 components and 1.61271 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058845Jy sigma=0.949643 ! Fit after self-cal, rms=0.058793Jy sigma=0.949080 ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.6373 mas, bmaj=1.808 mas, bpa=-3.13 degrees ! Estimated noise=1.39764 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.931929 Jy ! Component: 100 - total flux cleaned = 1.25098 Jy ! Component: 150 - total flux cleaned = 1.39756 Jy ! Component: 200 - total flux cleaned = 1.46603 Jy ! Total flux subtracted in 200 components = 1.46603 Jy ! Clean residual min=-0.015007 max=0.023485 Jy/beam ! Clean residual mean=-0.000124 rms=0.004525 Jy/beam ! Combined flux in latest and established models = 1.46603 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 14 model components to the UV plane model. ! The established model now contains 14 components and 1.46603 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8113 mas, bmaj=2.14 mas, bpa=-2.007 degrees ! Estimated noise=0.97298 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 = 0.0511526 Jy ! Component: 100 - total flux cleaned = 0.0785535 Jy ! Component: 150 - total flux cleaned = 0.0970492 Jy ! Component: 200 - total flux cleaned = 0.110429 Jy ! Total flux subtracted in 200 components = 0.110429 Jy ! Clean residual min=-0.006995 max=0.007486 Jy/beam ! Clean residual mean=-0.000035 rms=0.001930 Jy/beam ! Combined flux in latest and established models = 1.57646 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 56 components and 1.57646 Jy ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=2.148 mas, bmaj=4.72 mas, bpa=1.696 degrees ! Estimated noise=1.28528 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 = 0.014882 Jy ! Component: 100 - total flux cleaned = 0.0233627 Jy ! Component: 150 - total flux cleaned = 0.0288472 Jy ! Component: 200 - total flux cleaned = 0.0325631 Jy ! Total flux subtracted in 200 components = 0.0325631 Jy ! Clean residual min=-0.005826 max=0.007233 Jy/beam ! Clean residual mean=0.000014 rms=0.001884 Jy/beam ! Combined flux in latest and established models = 1.60902 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 98 components and 1.60902 Jy ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8113 mas, bmaj=2.14 mas, bpa=-2.007 degrees ! Estimated noise=0.97298 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00164127 Jy ! Component: 100 - total flux cleaned = -0.00214312 Jy ! Component: 150 - total flux cleaned = -0.0017698 Jy ! Component: 200 - total flux cleaned = -0.00132342 Jy ! Total flux subtracted in 200 components = -0.00132342 Jy ! Clean residual min=-0.005784 max=0.005247 Jy/beam ! Clean residual mean=0.000009 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.6077 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 1.6077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059109Jy sigma=0.953030 ! Fit after self-cal, rms=0.058906Jy sigma=0.950155 wmodel J1215-1731_X_2004_04_30_yyk\_map.mod ! Writing 122 model components to file: J1215-1731_X_2004_04_30_yyk_map.mod wobs J1215-1731_X_2004_04_30_yyk\_uvs.fits ! Writing UV FITS file: J1215-1731_X_2004_04_30_yyk_uvs.fits wwins J1215-1731_X_2004_04_30_yyk\_map.win ! wwins: Wrote 4 windows to J1215-1731_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 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00267132 Jy ! Component: 100 - total flux cleaned = -0.00330765 Jy ! Component: 150 - total flux cleaned = -0.00291313 Jy ! Component: 200 - total flux cleaned = -0.0029101 Jy ! Component: 250 - total flux cleaned = -0.00291071 Jy ! Component: 300 - total flux cleaned = -0.00310417 Jy ! Component: 350 - total flux cleaned = -0.00335147 Jy ! Component: 400 - total flux cleaned = -0.00346903 Jy ! Component: 450 - total flux cleaned = -0.00352634 Jy ! Component: 500 - total flux cleaned = -0.00380477 Jy ! Component: 550 - total flux cleaned = -0.00396483 Jy ! Component: 600 - total flux cleaned = -0.0041211 Jy ! Component: 650 - total flux cleaned = -0.00422177 Jy ! Component: 700 - total flux cleaned = -0.00436984 Jy ! Component: 750 - total flux cleaned = -0.00461 Jy ! Component: 800 - total flux cleaned = -0.00479736 Jy ! Component: 850 - total flux cleaned = -0.00502689 Jy ! Component: 900 - total flux cleaned = -0.00520587 Jy ! Component: 950 - total flux cleaned = -0.00538185 Jy ! Component: 1000 - total flux cleaned = -0.00563944 Jy ! Component: 1050 - total flux cleaned = -0.00580768 Jy ! Component: 1100 - total flux cleaned = -0.00601401 Jy ! Component: 1150 - total flux cleaned = -0.00621573 Jy ! Component: 1200 - total flux cleaned = -0.00633473 Jy ! Component: 1250 - total flux cleaned = -0.00641191 Jy ! Component: 1300 - total flux cleaned = -0.00648871 Jy ! Component: 1350 - total flux cleaned = -0.00660217 Jy ! Component: 1400 - total flux cleaned = -0.00675105 Jy ! Component: 1450 - total flux cleaned = -0.00686069 Jy ! Component: 1500 - total flux cleaned = -0.00689679 Jy ! Component: 1550 - total flux cleaned = -0.00714367 Jy ! Component: 1600 - total flux cleaned = -0.00710815 Jy ! Component: 1650 - total flux cleaned = -0.00717743 Jy ! Component: 1700 - total flux cleaned = -0.00734679 Jy ! Component: 1750 - total flux cleaned = -0.00744684 Jy ! Component: 1800 - total flux cleaned = -0.0075456 Jy ! Component: 1850 - total flux cleaned = -0.0076431 Jy ! Component: 1900 - total flux cleaned = -0.00777113 Jy ! Component: 1950 - total flux cleaned = -0.00783459 Jy ! Component: 2000 - total flux cleaned = -0.00792844 Jy ! Total flux subtracted in 2048 components = -0.00808231 Jy ! Clean residual min=-0.001632 max=0.001752 Jy/beam ! Clean residual mean=-0.000004 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 1.59961 Jy keep ! Adding 154 model components to the UV plane model. ! The established model now contains 274 components and 1.59961 Jy ![Exited script file: muppet] wmap "J1215-1731_X_2004_04_30_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8113 x 2.14 at -2.007 degrees (North through East) ! Clean map min=-0.0043055 max=1.1221 Jy/beam ! Writing clean map to FITS file: J1215-1731_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 1.12207 invert ! Inverting map ! Your choice of large map pixels excluded 0.258% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000570919 device "J1215-1731_X_2004_04_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J1215-1731_X_2004_04_30_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.152642 0.152642 0.305285 0.610569 1.22114 2.44228 4.88455 9.76911 19.5382 39.0764 78.1529 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(peak_flux*1000)/1000 ! peak= 1.122 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8113 x 2.14 at -2.007 degrees (North through East) ! Clean map min=-0.0043055 max=1.1221 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1215-1731_X_2004_04_30_yyk\_map.gif/gif" ! Attempting to open device: 'J1215-1731_X_2004_04_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1215-1731_X_2004_04_30_yyk_uvs.log closed on Wed Dec 7 00:22:05 2005