! Started logfile: J0921-2618_X_2005_07_08_yyk_uvs.log on Fri Jan 20 10:13:02 2006 obs J0921-2618_X_2005_07_08_yyk_uve.fits ! Reading UV FITS file: J0921-2618_X_2005_07_08_yyk_uve.fits ! AN table 1: 3 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0921-2618 ! ! 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 1406 lines of history. ! ! Reading 540 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 J0921-2618_X_2005_07_08_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)= 1.85141 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 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.667 mas, bmaj=1.657 mas, bpa=4.471 degrees ! Estimated noise=2.81473 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 = 1.363 Jy ! Component: 100 - total flux cleaned = 1.83261 Jy ! Total flux subtracted in 100 components = 1.83261 Jy ! Clean residual min=-0.075399 max=0.157543 Jy/beam ! Clean residual mean=-0.001208 rms=0.027413 Jy/beam ! Combined flux in latest and established models = 1.83261 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 1.83261 Jy ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.408060Jy sigma=6.268167 ! Fit after self-cal, rms=0.403750Jy sigma=6.190090 ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.667 mas, bmaj=1.657 mas, bpa=4.471 degrees ! Estimated noise=2.81473 mJy/beam. print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.8294 mas, bmaj=2.064 mas, bpa=2.602 degrees ! Estimated noise=2.1682 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 = 0.322424 Jy ! Component: 100 - total flux cleaned = 0.432916 Jy ! Component: 150 - total flux cleaned = 0.475704 Jy ! Component: 200 - total flux cleaned = 0.49409 Jy ! Total flux subtracted in 200 components = 0.49409 Jy ! Clean residual min=-0.052978 max=0.046869 Jy/beam ! Clean residual mean=0.000167 rms=0.013139 Jy/beam ! Combined flux in latest and established models = 2.3267 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 2.3267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189211Jy sigma=2.739917 ! Fit after self-cal, rms=0.189409Jy sigma=2.737352 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8294 x 2.064 at 2.602 degrees (North through East) ! Clean map min=-0.05037 max=1.6748 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: 1.01552 ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 1.00* KP 0.94 ! LA 0.98 MK 0.99 NL 1.04 OV 1.04 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.018 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.00* KP 0.89 ! LA 0.96 MK 1.00 NL 1.03 OV 1.02 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.00351 ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.00* KP 0.84 ! LA 0.99 MK 1.02 NL 1.03 OV 1.07 ! PT 1.03 SC 0.94 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.946791 ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 1.00* KP 0.96 ! LA 0.98 MK 1.03 NL 1.06 OV 1.09 ! PT 1.10 SC 1.26 ! ! ! Fit before self-cal, rms=0.189409Jy sigma=2.737352 ! Fit after self-cal, rms=0.141575Jy sigma=2.069223 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=0.141575Jy sigma=2.069223 ! Fit after self-cal, rms=0.141553Jy sigma=2.069180 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.8355 mas, bmaj=2.089 mas, bpa=2.494 degrees ! Estimated noise=2.16058 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 = -0.0154707 Jy ! Component: 100 - total flux cleaned = -0.0160336 Jy ! Component: 150 - total flux cleaned = -0.0160201 Jy ! Component: 200 - total flux cleaned = -0.0158221 Jy ! Total flux subtracted in 200 components = -0.0158221 Jy ! Clean residual min=-0.019803 max=0.018938 Jy/beam ! Clean residual mean=-0.000062 rms=0.004879 Jy/beam ! Combined flux in latest and established models = 2.31088 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 41 components and 2.31088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139598Jy sigma=2.043787 ! Fit after self-cal, rms=0.139856Jy sigma=2.042067 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 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=0.139856Jy sigma=2.042067 ! Fit after self-cal, rms=0.132376Jy sigma=1.977790 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 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 = -0.000329269 Jy ! Component: 100 - total flux cleaned = -0.000122506 Jy ! Component: 150 - total flux cleaned = 5.80322e-05 Jy ! Component: 200 - total flux cleaned = 0.000225252 Jy ! Total flux subtracted in 200 components = 0.000225252 Jy ! Clean residual min=-0.019580 max=0.018288 Jy/beam ! Clean residual mean=-0.000061 rms=0.004802 Jy/beam ! Combined flux in latest and established models = 2.31111 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 45 components and 2.31111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.131821Jy sigma=1.970597 ! Fit after self-cal, rms=0.131227Jy sigma=1.965926 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 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: 0.8355 x 2.089 at 2.494 degrees (North through East) ! Clean map min=-0.019259 max=1.6758 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=0.131227Jy sigma=1.965926 ! Fit after self-cal, rms=0.080950Jy sigma=1.063444 ! 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=0.080950Jy sigma=1.063444 ! Fit after self-cal, rms=0.080849Jy sigma=1.062792 ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.8378 mas, bmaj=2.098 mas, bpa=2.564 degrees ! Estimated noise=2.15952 mJy/beam. ! Added new window around map position (1.6, -17.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144013 Jy ! Component: 100 - total flux cleaned = 0.0164944 Jy ! Component: 150 - total flux cleaned = 0.0173484 Jy ! Component: 200 - total flux cleaned = 0.0180615 Jy ! Total flux subtracted in 200 components = 0.0180615 Jy ! Clean residual min=-0.009865 max=0.012864 Jy/beam ! Clean residual mean=0.000006 rms=0.002786 Jy/beam ! Combined flux in latest and established models = 2.32917 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 60 components and 2.32917 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077135Jy sigma=1.002554 ! Fit after self-cal, rms=0.077132Jy sigma=1.001159 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Added new window around map position (2, 1.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00637951 Jy ! Component: 100 - total flux cleaned = 0.00700355 Jy ! Component: 150 - total flux cleaned = 0.00678277 Jy ! Component: 200 - total flux cleaned = 0.00615457 Jy ! Total flux subtracted in 200 components = 0.00615457 Jy ! Clean residual min=-0.006689 max=0.010520 Jy/beam ! Clean residual mean=0.000023 rms=0.002276 Jy/beam ! Combined flux in latest and established models = 2.33532 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 83 components and 2.33532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073864Jy sigma=0.951723 ! Fit after self-cal, rms=0.073859Jy sigma=0.950649 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Added new window around map position (20.6, 22). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102515 Jy ! Component: 100 - total flux cleaned = 0.0113443 Jy ! Component: 150 - total flux cleaned = 0.0124604 Jy ! Component: 200 - total flux cleaned = 0.0127844 Jy ! Total flux subtracted in 200 components = 0.0127844 Jy ! Clean residual min=-0.006888 max=0.007237 Jy/beam ! Clean residual mean=0.000001 rms=0.001850 Jy/beam ! Combined flux in latest and established models = 2.34811 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 101 components and 2.34811 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072016Jy sigma=0.924076 ! Fit after self-cal, rms=0.071982Jy sigma=0.923498 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 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=0.071982Jy sigma=0.923498 ! Fit after self-cal, rms=0.070494Jy sigma=0.910343 ! 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=0.070494Jy sigma=0.910343 ! Fit after self-cal, rms=0.070494Jy sigma=0.910350 ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.8362 mas, bmaj=2.095 mas, bpa=2.591 degrees ! Estimated noise=2.15661 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00233053 Jy ! Component: 100 - total flux cleaned = 0.00206736 Jy ! Component: 150 - total flux cleaned = 0.00206923 Jy ! Component: 200 - total flux cleaned = 0.00206383 Jy ! Total flux subtracted in 200 components = 0.00206383 Jy ! Clean residual min=-0.006639 max=0.006950 Jy/beam ! Clean residual mean=0.000002 rms=0.001725 Jy/beam ! Combined flux in latest and established models = 2.35017 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 29 model components to the UV plane model. ! The established model now contains 117 components and 2.35017 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069967Jy sigma=0.903794 ! Fit after self-cal, rms=0.069972Jy sigma=0.903636 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 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 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=2.526 mas, bmaj=6.707 mas, bpa=6.796 degrees ! Estimated noise=2.79538 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 = 0.00192188 Jy ! Component: 100 - total flux cleaned = 0.00207859 Jy ! Component: 150 - total flux cleaned = 0.00207922 Jy ! Component: 200 - total flux cleaned = 0.00201299 Jy ! Total flux subtracted in 200 components = 0.00201299 Jy ! Clean residual min=-0.006788 max=0.008227 Jy/beam ! Clean residual mean=0.000020 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 2.35218 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 128 components and 2.35218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069884Jy sigma=0.902479 ! Fit after self-cal, rms=0.069875Jy sigma=0.902359 ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter, clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.668 mas, bmaj=1.666 mas, bpa=4.363 degrees ! Estimated noise=2.83217 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 1.37307 Jy ! Component: 100 - total flux cleaned = 1.8438 Jy ! Component: 150 - total flux cleaned = 2.067 Jy ! Component: 200 - total flux cleaned = 2.18085 Jy ! Total flux subtracted in 200 components = 2.18085 Jy ! Clean residual min=-0.022990 max=0.040237 Jy/beam ! Clean residual mean=-0.000373 rms=0.007762 Jy/beam ! Combined flux in latest and established models = 2.18085 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 25 model components to the UV plane model. ! The established model now contains 25 components and 2.18085 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.8362 mas, bmaj=2.095 mas, bpa=2.591 degrees ! Estimated noise=2.15661 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 = 0.083695 Jy ! Component: 100 - total flux cleaned = 0.116311 Jy ! Component: 150 - total flux cleaned = 0.13496 Jy ! Component: 200 - total flux cleaned = 0.147978 Jy ! Total flux subtracted in 200 components = 0.147978 Jy ! Clean residual min=-0.007898 max=0.010722 Jy/beam ! Clean residual mean=-0.000045 rms=0.002384 Jy/beam ! Combined flux in latest and established models = 2.32883 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 47 components and 2.32883 Jy ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Added new window around map position (-2, 0.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00949221 Jy ! Component: 100 - total flux cleaned = 0.0141454 Jy ! Component: 150 - total flux cleaned = 0.0175592 Jy ! Component: 200 - total flux cleaned = 0.0193905 Jy ! Total flux subtracted in 200 components = 0.0193905 Jy ! Clean residual min=-0.006186 max=0.006973 Jy/beam ! Clean residual mean=0.000002 rms=0.001669 Jy/beam ! Combined flux in latest and established models = 2.34822 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 70 components and 2.34822 Jy ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 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 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=2.526 mas, bmaj=6.707 mas, bpa=6.796 degrees ! Estimated noise=2.79538 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 = 0.00374307 Jy ! Component: 100 - total flux cleaned = 0.00443772 Jy ! Component: 150 - total flux cleaned = 0.00407398 Jy ! Component: 200 - total flux cleaned = 0.00373866 Jy ! Total flux subtracted in 200 components = 0.00373866 Jy ! Clean residual min=-0.005479 max=0.007966 Jy/beam ! Clean residual mean=0.000023 rms=0.002084 Jy/beam ! Combined flux in latest and established models = 2.35196 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 88 components and 2.35196 Jy ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.8362 mas, bmaj=2.095 mas, bpa=2.591 degrees ! Estimated noise=2.15661 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00117999 Jy ! Component: 100 - total flux cleaned = -0.00160921 Jy ! Component: 150 - total flux cleaned = -0.00160324 Jy ! Component: 200 - total flux cleaned = -0.001596 Jy ! Total flux subtracted in 200 components = -0.001596 Jy ! Clean residual min=-0.005696 max=0.006672 Jy/beam ! Clean residual mean=0.000009 rms=0.001500 Jy/beam ! Combined flux in latest and established models = 2.35036 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 32 model components to the UV plane model. ! The established model now contains 113 components and 2.35036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068697Jy sigma=0.889646 ! Fit after self-cal, rms=0.068571Jy sigma=0.888294 wmodel J0921-2618_X_2005_07_08_yyk\_map.mod ! Writing 113 model components to file: J0921-2618_X_2005_07_08_yyk_map.mod wobs J0921-2618_X_2005_07_08_yyk\_uvs.fits ! Writing UV FITS file: J0921-2618_X_2005_07_08_yyk_uvs.fits wwins J0921-2618_X_2005_07_08_yyk\_map.win ! wwins: Wrote 5 windows to J0921-2618_X_2005_07_08_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 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167132 Jy ! Component: 100 - total flux cleaned = 0.00299843 Jy ! Component: 150 - total flux cleaned = 0.00394417 Jy ! Component: 200 - total flux cleaned = 0.0035521 Jy ! Component: 250 - total flux cleaned = 0.00325273 Jy ! Component: 300 - total flux cleaned = 0.00310727 Jy ! Component: 350 - total flux cleaned = 0.00282926 Jy ! Component: 400 - total flux cleaned = 0.0026282 Jy ! Component: 450 - total flux cleaned = 0.00275763 Jy ! Component: 500 - total flux cleaned = 0.00307151 Jy ! Component: 550 - total flux cleaned = 0.00313208 Jy ! Component: 600 - total flux cleaned = 0.0032527 Jy ! Component: 650 - total flux cleaned = 0.00348606 Jy ! Component: 700 - total flux cleaned = 0.00371373 Jy ! Component: 750 - total flux cleaned = 0.00393665 Jy ! Component: 800 - total flux cleaned = 0.00420965 Jy ! Component: 850 - total flux cleaned = 0.00431657 Jy ! Component: 900 - total flux cleaned = 0.00447547 Jy ! Component: 950 - total flux cleaned = 0.0046325 Jy ! Component: 1000 - total flux cleaned = 0.00483809 Jy ! Component: 1050 - total flux cleaned = 0.00493914 Jy ! Component: 1100 - total flux cleaned = 0.0050893 Jy ! Component: 1150 - total flux cleaned = 0.00528669 Jy ! Component: 1200 - total flux cleaned = 0.00543293 Jy ! Component: 1250 - total flux cleaned = 0.00557616 Jy ! Component: 1300 - total flux cleaned = 0.00576604 Jy ! Component: 1350 - total flux cleaned = 0.00595338 Jy ! Component: 1400 - total flux cleaned = 0.00609173 Jy ! Component: 1450 - total flux cleaned = 0.00618327 Jy ! Component: 1500 - total flux cleaned = 0.00627434 Jy ! Component: 1550 - total flux cleaned = 0.00640942 Jy ! Component: 1600 - total flux cleaned = 0.00654338 Jy ! Component: 1650 - total flux cleaned = 0.00658786 Jy ! Component: 1700 - total flux cleaned = 0.00663237 Jy ! Component: 1750 - total flux cleaned = 0.00680838 Jy ! Component: 1800 - total flux cleaned = 0.0069836 Jy ! Component: 1850 - total flux cleaned = 0.00711465 Jy ! Component: 1900 - total flux cleaned = 0.00733155 Jy ! Component: 1950 - total flux cleaned = 0.00759136 Jy ! Component: 2000 - total flux cleaned = 0.00785063 Jy ! Total flux subtracted in 2048 components = 0.00806662 Jy ! Clean residual min=-0.002319 max=0.002908 Jy/beam ! Clean residual mean=0.000022 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 2.35843 Jy keep ! Adding 94 model components to the UV plane model. ! The established model now contains 207 components and 2.35843 Jy ![Exited script file: muppet] wmap "J0921-2618_X_2005_07_08_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8362 x 2.095 at 2.591 degrees (North through East) ! Clean map min=-0.0044671 max=1.6782 Jy/beam ! Writing clean map to FITS file: J0921-2618_X_2005_07_08_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.67816 invert ! Inverting map ! Your choice of large map pixels excluded 0.696% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000720219 device "J0921-2618_X_2005_07_08_yyk\_map.eps/VPS" ! Attempting to open device: 'J0921-2618_X_2005_07_08_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.128751 0.128751 0.257503 0.515006 1.03001 2.06002 4.12005 8.24009 16.4802 32.9604 65.9207 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(peak_flux*1000)/1000 ! peak= 1.678 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8362 x 2.095 at 2.591 degrees (North through East) ! Clean map min=-0.0044671 max=1.6782 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0921-2618_X_2005_07_08_yyk\_map.gif/gif" ! Attempting to open device: 'J0921-2618_X_2005_07_08_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0921-2618_X_2005_07_08_yyk_uvs.log closed on Fri Jan 20 10:13:06 2006