! Started logfile: J0756-1542_X_2005_05_12_yyk_uvs.log on Sat Oct 8 17:08:51 2005 obs J0756-1542_X_2005_05_12_yyk_uve.fits ! Reading UV FITS file: J0756-1542_X_2005_05_12_yyk_uve.fits ! AN table 1: 13 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.794872 visibilities/baseline/integration-bin. ! Found source: J0756-1542 ! ! 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 1438 lines of history. ! ! Reading 1860 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 J0756-1542_X_2005_05_12_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)= 0.747225 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 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.7183 mas, bmaj=1.952 mas, bpa=-3.164 degrees ! Estimated noise=1.25868 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 = 0.616377 Jy ! Component: 100 - total flux cleaned = 0.736384 Jy ! Total flux subtracted in 100 components = 0.736384 Jy ! Clean residual min=-0.014322 max=0.029875 Jy/beam ! Clean residual mean=0.000045 rms=0.004364 Jy/beam ! Combined flux in latest and established models = 0.736384 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.736384 Jy ! ! Correcting IF 1. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.093052Jy sigma=1.701626 ! Fit after self-cal, rms=0.092329Jy sigma=1.689353 ! Inverting map and beam ! Your choice of large map pixels excluded 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.7183 mas, bmaj=1.952 mas, bpa=-3.164 degrees ! Estimated noise=1.25868 mJy/beam. ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.038068 Jy ! Component: 100 - total flux cleaned = 0.0530194 Jy ! Total flux subtracted in 100 components = 0.0530194 Jy ! Clean residual min=-0.011729 max=0.013167 Jy/beam ! Clean residual mean=-0.000026 rms=0.002783 Jy/beam ! Combined flux in latest and established models = 0.789403 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.789403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077011Jy sigma=1.366607 ! Fit after self-cal, rms=0.076763Jy sigma=1.362724 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.9712 mas, bmaj=2.555 mas, bpa=-1.792 degrees ! Estimated noise=0.90369 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 = 0.0113952 Jy ! Component: 100 - total flux cleaned = 0.015438 Jy ! Component: 150 - total flux cleaned = 0.0166732 Jy ! Component: 200 - total flux cleaned = 0.0168806 Jy ! Total flux subtracted in 200 components = 0.0168806 Jy ! Clean residual min=-0.012333 max=0.012707 Jy/beam ! Clean residual mean=-0.000067 rms=0.003101 Jy/beam ! Combined flux in latest and established models = 0.806284 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.806284 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075538Jy sigma=1.340572 ! Fit after self-cal, rms=0.075418Jy sigma=1.339139 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9712 x 2.555 at -1.792 degrees (North through East) ! Clean map min=-0.01212 max=0.72957 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: 1.00054 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.04 KP 0.96 ! LA 1.05 MK 0.98 NL 1.03 OV 1.02 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00645 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.03 KP 0.92 ! LA 1.05 MK 0.99 NL 1.01 OV 0.98 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00439 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.93 KP 0.87 ! LA 1.04 MK 1.02 NL 0.98 OV 1.01 ! PT 1.02 SC 1.04 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.986857 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.99 KP 0.97 ! LA 1.01 MK 1.00 NL 1.03 OV 1.03 ! PT 1.08 SC 0.97 ! ! ! Fit before self-cal, rms=0.075418Jy sigma=1.339139 ! Fit after self-cal, rms=0.063164Jy sigma=1.085692 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=0.063164Jy sigma=1.085692 ! Fit after self-cal, rms=0.063153Jy sigma=1.085539 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.9712 mas, bmaj=2.559 mas, bpa=-1.855 degrees ! Estimated noise=0.902568 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, -3.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00970794 Jy ! Component: 100 - total flux cleaned = 0.00975366 Jy ! Component: 150 - total flux cleaned = 0.00938624 Jy ! Component: 200 - total flux cleaned = 0.00938592 Jy ! Total flux subtracted in 200 components = 0.00938592 Jy ! Clean residual min=-0.003871 max=0.004128 Jy/beam ! Clean residual mean=0.000033 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.81567 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 49 components and 0.81567 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.061719Jy sigma=1.059687 ! Fit after self-cal, rms=0.061583Jy sigma=1.057447 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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=0.061583Jy sigma=1.057447 ! Fit after self-cal, rms=0.059027Jy sigma=1.009404 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.296% 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) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123529 Jy ! Component: 100 - total flux cleaned = 0.00132022 Jy ! Component: 150 - total flux cleaned = 0.00124523 Jy ! Component: 200 - total flux cleaned = 0.00111144 Jy ! Total flux subtracted in 200 components = 0.00111144 Jy ! Clean residual min=-0.003486 max=0.004028 Jy/beam ! Clean residual mean=0.000034 rms=0.001098 Jy/beam ! Combined flux in latest and established models = 0.816781 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 62 components and 0.816781 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058804Jy sigma=1.005623 ! Fit after self-cal, rms=0.058682Jy sigma=1.002770 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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: 0.9712 x 2.559 at -1.855 degrees (North through East) ! Clean map min=-0.0032765 max=0.73025 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=0.058682Jy sigma=1.002770 ! Fit after self-cal, rms=0.057124Jy sigma=0.969773 ! 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=0.057124Jy sigma=0.969773 ! Fit after self-cal, rms=0.057126Jy sigma=0.969576 ! Inverting map and beam ! Your choice of large map pixels excluded 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.9702 mas, bmaj=2.557 mas, bpa=-1.88 degrees ! Estimated noise=0.901483 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00229216 Jy ! Component: 100 - total flux cleaned = 0.00250774 Jy ! Component: 150 - total flux cleaned = 0.00251373 Jy ! Component: 200 - total flux cleaned = 0.00247124 Jy ! Total flux subtracted in 200 components = 0.00247124 Jy ! Clean residual min=-0.003128 max=0.003673 Jy/beam ! Clean residual mean=0.000031 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.819252 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 74 components and 0.819253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.056895Jy sigma=0.966190 ! Fit after self-cal, rms=0.056866Jy sigma=0.965699 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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=0.056866Jy sigma=0.965699 ! Fit after self-cal, rms=0.055088Jy sigma=0.934519 ! 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=0.055088Jy sigma=0.934519 ! Fit after self-cal, rms=0.055088Jy sigma=0.934516 ! Inverting map and beam ! Your choice of large map pixels excluded 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.9692 mas, bmaj=2.555 mas, bpa=-1.914 degrees ! Estimated noise=0.901105 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143124 Jy ! Component: 100 - total flux cleaned = 0.00158946 Jy ! Component: 150 - total flux cleaned = 0.00172055 Jy ! Component: 200 - total flux cleaned = 0.00171996 Jy ! Total flux subtracted in 200 components = 0.00171996 Jy ! Clean residual min=-0.003062 max=0.003671 Jy/beam ! Clean residual mean=0.000029 rms=0.000872 Jy/beam ! Combined flux in latest and established models = 0.820973 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 83 components and 0.820973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054952Jy sigma=0.932613 ! Fit after self-cal, rms=0.054936Jy sigma=0.932360 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=2.377 mas, bmaj=5.051 mas, bpa=9.425 degrees ! Estimated noise=1.09244 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 = 0.000177453 Jy ! Component: 100 - total flux cleaned = 0.000152693 Jy ! Component: 150 - total flux cleaned = 0.000133124 Jy ! Component: 200 - total flux cleaned = 9.9052e-05 Jy ! Total flux subtracted in 200 components = 9.9052e-05 Jy ! Clean residual min=-0.003872 max=0.004672 Jy/beam ! Clean residual mean=0.000056 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.821072 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 92 components and 0.821072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054918Jy sigma=0.932063 ! Fit after self-cal, rms=0.054910Jy sigma=0.931955 ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.7179 mas, bmaj=1.951 mas, bpa=-3.199 degrees ! Estimated noise=1.25414 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.614722 Jy ! Component: 100 - total flux cleaned = 0.737517 Jy ! Component: 150 - total flux cleaned = 0.77607 Jy ! Component: 200 - total flux cleaned = 0.793981 Jy ! Total flux subtracted in 200 components = 0.793981 Jy ! Clean residual min=-0.005464 max=0.008209 Jy/beam ! Clean residual mean=0.000019 rms=0.001601 Jy/beam ! Combined flux in latest and established models = 0.793981 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 0.793981 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.9692 mas, bmaj=2.555 mas, bpa=-1.914 degrees ! Estimated noise=0.901105 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 = 0.0145076 Jy ! Component: 100 - total flux cleaned = 0.0213294 Jy ! Component: 150 - total flux cleaned = 0.0241334 Jy ! Component: 200 - total flux cleaned = 0.0251963 Jy ! Total flux subtracted in 200 components = 0.0251963 Jy ! Clean residual min=-0.003248 max=0.003784 Jy/beam ! Clean residual mean=0.000031 rms=0.000903 Jy/beam ! Combined flux in latest and established models = 0.819178 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 58 components and 0.819178 Jy ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=2.377 mas, bmaj=5.051 mas, bpa=9.425 degrees ! Estimated noise=1.09244 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 = 0.00105419 Jy ! Component: 100 - total flux cleaned = 0.00135787 Jy ! Component: 150 - total flux cleaned = 0.00150098 Jy ! Component: 200 - total flux cleaned = 0.00161406 Jy ! Total flux subtracted in 200 components = 0.00161406 Jy ! Clean residual min=-0.003858 max=0.004562 Jy/beam ! Clean residual mean=0.000057 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.820792 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 82 components and 0.820792 Jy ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 0.296% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.9692 mas, bmaj=2.555 mas, bpa=-1.914 degrees ! Estimated noise=0.901105 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000505306 Jy ! Component: 100 - total flux cleaned = -0.000506688 Jy ! Component: 150 - total flux cleaned = -0.000505711 Jy ! Component: 200 - total flux cleaned = -0.000461666 Jy ! Total flux subtracted in 200 components = -0.000461666 Jy ! Clean residual min=-0.003050 max=0.003778 Jy/beam ! Clean residual mean=0.000031 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.82033 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 99 components and 0.82033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054997Jy sigma=0.933002 ! Fit after self-cal, rms=0.054969Jy sigma=0.932755 wmodel J0756-1542_X_2005_05_12_yyk\_map.mod ! Writing 99 model components to file: J0756-1542_X_2005_05_12_yyk_map.mod wobs J0756-1542_X_2005_05_12_yyk\_uvs.fits ! Writing UV FITS file: J0756-1542_X_2005_05_12_yyk_uvs.fits wwins J0756-1542_X_2005_05_12_yyk\_map.win ! wwins: Wrote 2 windows to J0756-1542_X_2005_05_12_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 0.296% 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 = 0.000983968 Jy ! Component: 100 - total flux cleaned = 0.00130179 Jy ! Component: 150 - total flux cleaned = 0.00139967 Jy ! Component: 200 - total flux cleaned = 0.0015886 Jy ! Component: 250 - total flux cleaned = 0.0015422 Jy ! Component: 300 - total flux cleaned = 0.00149871 Jy ! Component: 350 - total flux cleaned = 0.0014981 Jy ! Component: 400 - total flux cleaned = 0.00145691 Jy ! Component: 450 - total flux cleaned = 0.00149594 Jy ! Component: 500 - total flux cleaned = 0.00157166 Jy ! Component: 550 - total flux cleaned = 0.00168309 Jy ! Component: 600 - total flux cleaned = 0.00168286 Jy ! Component: 650 - total flux cleaned = 0.00182439 Jy ! Component: 700 - total flux cleaned = 0.00189269 Jy ! Component: 750 - total flux cleaned = 0.00189286 Jy ! Component: 800 - total flux cleaned = 0.00205706 Jy ! Component: 850 - total flux cleaned = 0.00215234 Jy ! Component: 900 - total flux cleaned = 0.00221515 Jy ! Component: 950 - total flux cleaned = 0.00236801 Jy ! Component: 1000 - total flux cleaned = 0.00242824 Jy ! Component: 1050 - total flux cleaned = 0.00257481 Jy ! Component: 1100 - total flux cleaned = 0.00263201 Jy ! Component: 1150 - total flux cleaned = 0.00268838 Jy ! Component: 1200 - total flux cleaned = 0.00274331 Jy ! Component: 1250 - total flux cleaned = 0.00277056 Jy ! Component: 1300 - total flux cleaned = 0.00285049 Jy ! Component: 1350 - total flux cleaned = 0.00285068 Jy ! Component: 1400 - total flux cleaned = 0.00292792 Jy ! Component: 1450 - total flux cleaned = 0.00287725 Jy ! Component: 1500 - total flux cleaned = 0.00280293 Jy ! Component: 1550 - total flux cleaned = 0.00280306 Jy ! Component: 1600 - total flux cleaned = 0.00270755 Jy ! Component: 1650 - total flux cleaned = 0.00277892 Jy ! Component: 1700 - total flux cleaned = 0.00282563 Jy ! Component: 1750 - total flux cleaned = 0.00284861 Jy ! Component: 1800 - total flux cleaned = 0.00280346 Jy ! Component: 1850 - total flux cleaned = 0.00280328 Jy ! Component: 1900 - total flux cleaned = 0.00275935 Jy ! Component: 1950 - total flux cleaned = 0.00273758 Jy ! Component: 2000 - total flux cleaned = 0.00275901 Jy ! Total flux subtracted in 2048 components = 0.00269494 Jy ! Clean residual min=-0.001353 max=0.001122 Jy/beam ! Clean residual mean=0.000018 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.823025 Jy keep ! Adding 134 model components to the UV plane model. ! The established model now contains 233 components and 0.823025 Jy ![Exited script file: muppet] wmap "J0756-1542_X_2005_05_12_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.296% 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: 0.9692 x 2.555 at -1.914 degrees (North through East) ! Clean map min=-0.0023487 max=0.72777 Jy/beam ! Writing clean map to FITS file: J0756-1542_X_2005_05_12_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.727774 invert ! Inverting map ! Your choice of large map pixels excluded 0.296% 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 0.000412701 device "J0756-1542_X_2005_05_12_yyk\_map.eps/VPS" ! Attempting to open device: 'J0756-1542_X_2005_05_12_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.170122 0.170122 0.340244 0.680488 1.36098 2.72195 5.4439 10.8878 21.7756 43.5512 87.1024 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.727 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9692 x 2.555 at -1.914 degrees (North through East) ! Clean map min=-0.0023487 max=0.72777 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0756-1542_X_2005_05_12_yyk\_map.gif/gif" ! Attempting to open device: 'J0756-1542_X_2005_05_12_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0756-1542_X_2005_05_12_yyk_uvs.log closed on Sat Oct 8 17:08:56 2005