! Started logfile: J0927-2034_X_2004_05_27_yyk_uvs.log on Wed Dec 7 00:13:45 2005 obs J0927-2034_X_2004_05_27_yyk_uve.fits ! Reading UV FITS file: J0927-2034_X_2004_05_27_yyk_uve.fits ! AN table 1: 8 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.95 visibilities/baseline/integration-bin. ! Found source: J0927-2034 ! ! 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 1378 lines of history. ! ! Reading 1368 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 J0927-2034_X_2004_05_27_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)= 0.424492 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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.596506Jy sigma=9.839208 ! Fit after self-cal, rms=0.596440Jy sigma=9.837332 ! 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 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.6592 mas, bmaj=1.718 mas, bpa=0.546 degrees ! Estimated noise=1.71913 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 = 0.340368 Jy ! Component: 100 - total flux cleaned = 0.405418 Jy ! Total flux subtracted in 100 components = 0.405418 Jy ! Clean residual min=-0.014968 max=0.022953 Jy/beam ! Clean residual mean=-0.000088 rms=0.003449 Jy/beam ! Combined flux in latest and established models = 0.405418 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.405418 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094968Jy sigma=1.378911 ! Fit after self-cal, rms=0.094831Jy sigma=1.377934 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Added new window around map position (-0.4, 2.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0300046 Jy ! Component: 100 - total flux cleaned = 0.0475236 Jy ! Total flux subtracted in 100 components = 0.0475236 Jy ! Clean residual min=-0.012577 max=0.012631 Jy/beam ! Clean residual mean=-0.000032 rms=0.002526 Jy/beam ! Combined flux in latest and established models = 0.452942 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.452942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084637Jy sigma=1.151843 ! Fit after self-cal, rms=0.084341Jy sigma=1.147935 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.8902 mas, bmaj=2.263 mas, bpa=-1.167 degrees ! Estimated noise=1.14263 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, 3.4). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0175932 Jy ! Component: 100 - total flux cleaned = 0.0256985 Jy ! Component: 150 - total flux cleaned = 0.0296656 Jy ! Component: 200 - total flux cleaned = 0.0306164 Jy ! Total flux subtracted in 200 components = 0.0306164 Jy ! Clean residual min=-0.007556 max=0.006956 Jy/beam ! Clean residual mean=0.000029 rms=0.002010 Jy/beam ! Combined flux in latest and established models = 0.483558 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 37 model components to the UV plane model. ! The established model now contains 57 components and 0.483558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081835Jy sigma=1.095048 ! Fit after self-cal, rms=0.081645Jy sigma=1.091432 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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: 0.994373 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.05 KP 0.99 ! LA 0.99 MK 1.01 NL 1.01 OV 1.01 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00341 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.07 KP 0.93 ! LA 0.98 MK 1.01 NL 0.99 OV 0.99 ! PT 1.03 SC 0.93 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1.01109 ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.93 KP 0.89 ! LA 1.00 MK 1.02 NL 0.97 OV 1.01 ! PT 1.04 SC 1.00 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.990522 ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 0.91 ! LA 0.98 MK 1.01 NL 0.97 OV 1.01 ! PT 1.11 SC 1.01 ! ! ! Fit before self-cal, rms=0.081645Jy sigma=1.091432 ! Fit after self-cal, rms=0.077889Jy sigma=1.021377 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=0.077889Jy sigma=1.021377 ! Fit after self-cal, rms=0.077885Jy sigma=1.021327 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.8945 mas, bmaj=2.274 mas, bpa=-0.975 degrees ! Estimated noise=1.14072 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 = -0.00127727 Jy ! Component: 100 - total flux cleaned = -0.00128122 Jy ! Component: 150 - total flux cleaned = -0.00120746 Jy ! Component: 200 - total flux cleaned = -0.0012054 Jy ! Total flux subtracted in 200 components = -0.0012054 Jy ! Clean residual min=-0.004137 max=0.004148 Jy/beam ! Clean residual mean=0.000000 rms=0.001136 Jy/beam ! Combined flux in latest and established models = 0.482352 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 75 components and 0.482352 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077791Jy sigma=1.018747 ! Fit after self-cal, rms=0.077755Jy sigma=1.018444 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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=0.077755Jy sigma=1.018444 ! Fit after self-cal, rms=0.075770Jy sigma=0.985287 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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 = 0.000211612 Jy ! Component: 100 - total flux cleaned = 0.000271931 Jy ! Component: 150 - total flux cleaned = 0.000275764 Jy ! Component: 200 - total flux cleaned = 0.000228101 Jy ! Total flux subtracted in 200 components = 0.000228101 Jy ! Clean residual min=-0.004086 max=0.004108 Jy/beam ! Clean residual mean=-0.000000 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.482581 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 80 components and 0.482581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075711Jy sigma=0.983868 ! Fit after self-cal, rms=0.075634Jy sigma=0.981079 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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: 0.8945 x 2.274 at -0.975 degrees (North through East) ! Clean map min=-0.0037727 max=0.39393 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=0.075634Jy sigma=0.981079 ! Fit after self-cal, rms=0.074621Jy sigma=0.962768 ! 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=0.074621Jy sigma=0.962768 ! Fit after self-cal, rms=0.074674Jy sigma=0.962516 ! Inverting map and beam ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.8935 mas, bmaj=2.275 mas, bpa=-0.9219 degrees ! Estimated noise=1.14021 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000128295 Jy ! Component: 100 - total flux cleaned = -0.000128843 Jy ! Component: 150 - total flux cleaned = -8.3876e-05 Jy ! Component: 200 - total flux cleaned = -0.000126204 Jy ! Total flux subtracted in 200 components = -0.000126204 Jy ! Clean residual min=-0.004043 max=0.004088 Jy/beam ! Clean residual mean=0.000003 rms=0.001057 Jy/beam ! Combined flux in latest and established models = 0.482454 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.482454 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074624Jy sigma=0.961492 ! Fit after self-cal, rms=0.074620Jy sigma=0.961250 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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=0.074620Jy sigma=0.961250 ! Fit after self-cal, rms=0.073788Jy sigma=0.946700 ! 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=0.073788Jy sigma=0.946700 ! Fit after self-cal, rms=0.073799Jy sigma=0.946692 ! Inverting map and beam ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.8939 mas, bmaj=2.275 mas, bpa=-0.8544 degrees ! Estimated noise=1.14034 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000309768 Jy ! Component: 100 - total flux cleaned = 0.000217527 Jy ! Component: 150 - total flux cleaned = 0.000177957 Jy ! Component: 200 - total flux cleaned = 0.000141926 Jy ! Total flux subtracted in 200 components = 0.000141926 Jy ! Clean residual min=-0.003967 max=0.004153 Jy/beam ! Clean residual mean=0.000002 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.482596 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 0.482596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073763Jy sigma=0.945934 ! Fit after self-cal, rms=0.073742Jy sigma=0.945769 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=2.276 mas, bmaj=5.431 mas, bpa=4.105 degrees ! Estimated noise=1.42729 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 = -0.000291917 Jy ! Component: 100 - total flux cleaned = -0.000293622 Jy ! Component: 150 - total flux cleaned = -0.000318155 Jy ! Component: 200 - total flux cleaned = -0.000341479 Jy ! Total flux subtracted in 200 components = -0.000341479 Jy ! Clean residual min=-0.003239 max=0.003575 Jy/beam ! Clean residual mean=0.000005 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.482255 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 99 components and 0.482255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073745Jy sigma=0.945710 ! Fit after self-cal, rms=0.073737Jy sigma=0.945604 ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.6601 mas, bmaj=1.721 mas, bpa=0.7177 degrees ! Estimated noise=1.71588 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.340349 Jy ! Component: 100 - total flux cleaned = 0.406744 Jy ! Component: 150 - total flux cleaned = 0.434364 Jy ! Component: 200 - total flux cleaned = 0.450811 Jy ! Total flux subtracted in 200 components = 0.450811 Jy ! Clean residual min=-0.007796 max=0.007786 Jy/beam ! Clean residual mean=-0.000039 rms=0.001898 Jy/beam ! Combined flux in latest and established models = 0.450811 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.450811 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.8939 mas, bmaj=2.275 mas, bpa=-0.8544 degrees ! Estimated noise=1.14034 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 = 0.0161678 Jy ! Component: 100 - total flux cleaned = 0.0238088 Jy ! Component: 150 - total flux cleaned = 0.0278804 Jy ! Component: 200 - total flux cleaned = 0.0291355 Jy ! Total flux subtracted in 200 components = 0.0291355 Jy ! Clean residual min=-0.004155 max=0.004056 Jy/beam ! Clean residual mean=-0.000006 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.479947 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 56 components and 0.479947 Jy ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 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 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=2.276 mas, bmaj=5.431 mas, bpa=4.105 degrees ! Estimated noise=1.42729 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 = 0.00138698 Jy ! Component: 100 - total flux cleaned = 0.00138866 Jy ! Component: 150 - total flux cleaned = 0.00134996 Jy ! Component: 200 - total flux cleaned = 0.00131493 Jy ! Total flux subtracted in 200 components = 0.00131493 Jy ! Clean residual min=-0.003349 max=0.003604 Jy/beam ! Clean residual mean=0.000000 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.481262 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 66 components and 0.481262 Jy ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! Estimated beam: bmin=0.8939 mas, bmaj=2.275 mas, bpa=-0.8544 degrees ! Estimated noise=1.14034 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 5.83688e-05 Jy ! Component: 100 - total flux cleaned = 0.000172864 Jy ! Component: 150 - total flux cleaned = 0.000328734 Jy ! Component: 200 - total flux cleaned = 0.000425089 Jy ! Total flux subtracted in 200 components = 0.000425089 Jy ! Clean residual min=-0.003975 max=0.004167 Jy/beam ! Clean residual mean=-0.000000 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 0.481687 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.481687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073833Jy sigma=0.946682 ! Fit after self-cal, rms=0.073761Jy sigma=0.946143 wmodel J0927-2034_X_2004_05_27_yyk\_map.mod ! Writing 79 model components to file: J0927-2034_X_2004_05_27_yyk_map.mod wobs J0927-2034_X_2004_05_27_yyk\_uvs.fits ! Writing UV FITS file: J0927-2034_X_2004_05_27_yyk_uvs.fits wwins J0927-2034_X_2004_05_27_yyk\_map.win ! wwins: Wrote 3 windows to J0927-2034_X_2004_05_27_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 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000534275 Jy ! Component: 100 - total flux cleaned = 0.000130038 Jy ! Component: 150 - total flux cleaned = -0.000446459 Jy ! Component: 200 - total flux cleaned = -0.00069224 Jy ! Component: 250 - total flux cleaned = -0.000752111 Jy ! Component: 300 - total flux cleaned = -0.000980812 Jy ! Component: 350 - total flux cleaned = -0.00114655 Jy ! Component: 400 - total flux cleaned = -0.00125325 Jy ! Component: 450 - total flux cleaned = -0.00146092 Jy ! Component: 500 - total flux cleaned = -0.00156062 Jy ! Component: 550 - total flux cleaned = -0.00146165 Jy ! Component: 600 - total flux cleaned = -0.00155831 Jy ! Component: 650 - total flux cleaned = -0.00141674 Jy ! Component: 700 - total flux cleaned = -0.00132416 Jy ! Component: 750 - total flux cleaned = -0.00136964 Jy ! Component: 800 - total flux cleaned = -0.00132428 Jy ! Component: 850 - total flux cleaned = -0.00127997 Jy ! Component: 900 - total flux cleaned = -0.0014103 Jy ! Component: 950 - total flux cleaned = -0.00140913 Jy ! Component: 1000 - total flux cleaned = -0.00140881 Jy ! Component: 1050 - total flux cleaned = -0.00124357 Jy ! Component: 1100 - total flux cleaned = -0.00136665 Jy ! Component: 1150 - total flux cleaned = -0.00132653 Jy ! Component: 1200 - total flux cleaned = -0.00120838 Jy ! Component: 1250 - total flux cleaned = -0.00116907 Jy ! Component: 1300 - total flux cleaned = -0.00101523 Jy ! Component: 1350 - total flux cleaned = -0.00101527 Jy ! Component: 1400 - total flux cleaned = -0.000940797 Jy ! Component: 1450 - total flux cleaned = -0.000978371 Jy ! Component: 1500 - total flux cleaned = -0.000831542 Jy ! Component: 1550 - total flux cleaned = -0.00075939 Jy ! Component: 1600 - total flux cleaned = -0.000580839 Jy ! Component: 1650 - total flux cleaned = -0.000438752 Jy ! Component: 1700 - total flux cleaned = -0.000229072 Jy ! Component: 1750 - total flux cleaned = -0.000124919 Jy ! Component: 1800 - total flux cleaned = 8.05654e-05 Jy ! Component: 1850 - total flux cleaned = 0.000113938 Jy ! Component: 1900 - total flux cleaned = 0.000247795 Jy ! Component: 1950 - total flux cleaned = 0.000413792 Jy ! Component: 2000 - total flux cleaned = 0.000479374 Jy ! Total flux subtracted in 2048 components = 0.000577209 Jy ! Clean residual min=-0.001752 max=0.002110 Jy/beam ! Clean residual mean=-0.000008 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.482264 Jy keep ! Adding 117 model components to the UV plane model. ! The established model now contains 196 components and 0.482264 Jy ![Exited script file: muppet] wmap "J0927-2034_X_2004_05_27_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8939 x 2.275 at -0.8544 degrees (North through East) ! Clean map min=-0.0033523 max=0.39466 Jy/beam ! Writing clean map to FITS file: J0927-2034_X_2004_05_27_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.394662 invert ! Inverting map ! Your choice of large map pixels excluded 0.439% of the data. ! The x-axis pixel size should ideally be below 0.1994 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00061461 device "J0927-2034_X_2004_05_27_yyk\_map.eps/VPS" ! Attempting to open device: 'J0927-2034_X_2004_05_27_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.467192 0.467192 0.934384 1.86877 3.73754 7.47507 14.9501 29.9003 59.8006 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.394 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8939 x 2.275 at -0.8544 degrees (North through East) ! Clean map min=-0.0033523 max=0.39466 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0927-2034_X_2004_05_27_yyk\_map.gif/gif" ! Attempting to open device: 'J0927-2034_X_2004_05_27_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0927-2034_X_2004_05_27_yyk_uvs.log closed on Wed Dec 7 00:13:49 2005