! Started logfile: J2309-3059_X_2004_04_30_yyk_uvs.log on Wed Dec 7 00:59:02 2005 obs J2309-3059_X_2004_04_30_yyk_uve.fits ! Reading UV FITS file: J2309-3059_X_2004_04_30_yyk_uve.fits ! AN table 1: 4 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.905556 visibilities/baseline/integration-bin. ! Found source: J2309-3059 ! ! 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 1544 lines of history. ! ! Reading 652 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 J2309-3059_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)= 0.354107 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=0.667462Jy sigma=11.280790 ! Fit after self-cal, rms=0.667410Jy sigma=11.278811 ! 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 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.664 mas, bmaj=1.895 mas, bpa=-1.032 degrees ! Estimated noise=2.21592 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 = 0.28407 Jy ! Component: 100 - total flux cleaned = 0.341069 Jy ! Total flux subtracted in 100 components = 0.341069 Jy ! Clean residual min=-0.017858 max=0.042887 Jy/beam ! Clean residual mean=-0.000210 rms=0.005820 Jy/beam ! Combined flux in latest and established models = 0.341069 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.341069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092350Jy sigma=1.438787 ! Fit after self-cal, rms=0.092274Jy sigma=1.437734 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Added new window around map position (1.2, -2.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0433989 Jy ! Component: 100 - total flux cleaned = 0.0593236 Jy ! Total flux subtracted in 100 components = 0.0593236 Jy ! Clean residual min=-0.014616 max=0.028062 Jy/beam ! Clean residual mean=-0.000072 rms=0.003833 Jy/beam ! Combined flux in latest and established models = 0.400392 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.400392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076457Jy sigma=1.165853 ! Fit after self-cal, rms=0.072865Jy sigma=1.104322 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8451 mas, bmaj=2.216 mas, bpa=-3.115 degrees ! Estimated noise=1.61335 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 = 0.0151507 Jy ! Component: 100 - total flux cleaned = 0.0183379 Jy ! Component: 150 - total flux cleaned = 0.0192327 Jy ! Component: 200 - total flux cleaned = 0.0199959 Jy ! Total flux subtracted in 200 components = 0.0199959 Jy ! Clean residual min=-0.008833 max=0.010612 Jy/beam ! Clean residual mean=0.000015 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 0.420388 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 40 components and 0.420388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069786Jy sigma=1.057972 ! Fit after self-cal, rms=0.069301Jy sigma=1.049650 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 0.979741 ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 1.16 KP 0.85 ! LA 0.99 MK 1.02 NL 1.03 OV 1.00 ! PT 1.06 SC 1.03 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.971216 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.14 KP 0.95 ! LA 0.97 MK 1.01 NL 1.02 OV 1.02 ! PT 1.08 SC 1.06 ! ! ! Fit before self-cal, rms=0.069301Jy sigma=1.049650 ! Fit after self-cal, rms=0.067150Jy sigma=1.021105 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=0.067150Jy sigma=1.021105 ! Fit after self-cal, rms=0.067149Jy sigma=1.021098 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8511 mas, bmaj=2.229 mas, bpa=-3.398 degrees ! Estimated noise=1.60208 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 = -0.0022189 Jy ! Component: 100 - total flux cleaned = -0.00236319 Jy ! Component: 150 - total flux cleaned = -0.00224845 Jy ! Component: 200 - total flux cleaned = -0.00225478 Jy ! Total flux subtracted in 200 components = -0.00225478 Jy ! Clean residual min=-0.006736 max=0.006974 Jy/beam ! Clean residual mean=0.000023 rms=0.001707 Jy/beam ! Combined flux in latest and established models = 0.418134 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 55 components and 0.418134 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066491Jy sigma=1.012647 ! Fit after self-cal, rms=0.066411Jy sigma=1.011512 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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=0.066411Jy sigma=1.011512 ! Fit after self-cal, rms=0.065232Jy sigma=0.988885 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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 = 0.00127811 Jy ! Component: 100 - total flux cleaned = 0.00127254 Jy ! Component: 150 - total flux cleaned = 0.00127027 Jy ! Component: 200 - total flux cleaned = 0.00127141 Jy ! Total flux subtracted in 200 components = 0.00127141 Jy ! Clean residual min=-0.006612 max=0.006881 Jy/beam ! Clean residual mean=0.000028 rms=0.001680 Jy/beam ! Combined flux in latest and established models = 0.419405 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 62 components and 0.419405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064977Jy sigma=0.985890 ! Fit after self-cal, rms=0.064880Jy sigma=0.983939 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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: 0.8511 x 2.229 at -3.398 degrees (North through East) ! Clean map min=-0.006268 max=0.32097 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=0.064880Jy sigma=0.983939 ! Fit after self-cal, rms=0.063270Jy sigma=0.937663 ! 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=0.063270Jy sigma=0.937663 ! Fit after self-cal, rms=0.063269Jy sigma=0.937529 ! Inverting map and beam ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8514 mas, bmaj=2.228 mas, bpa=-3.353 degrees ! Estimated noise=1.6164 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336257 Jy ! Component: 100 - total flux cleaned = 0.00397212 Jy ! Component: 150 - total flux cleaned = 0.00397335 Jy ! Component: 200 - total flux cleaned = 0.00393698 Jy ! Total flux subtracted in 200 components = 0.00393698 Jy ! Clean residual min=-0.005759 max=0.006239 Jy/beam ! Clean residual mean=-0.000008 rms=0.001405 Jy/beam ! Combined flux in latest and established models = 0.423342 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 68 components and 0.423342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063186Jy sigma=0.934907 ! Fit after self-cal, rms=0.063192Jy sigma=0.934629 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Added new window around map position (-6.6, -7.8). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00522437 Jy ! Component: 100 - total flux cleaned = 0.00631852 Jy ! Component: 150 - total flux cleaned = 0.00713033 Jy ! Component: 200 - total flux cleaned = 0.00746011 Jy ! Total flux subtracted in 200 components = 0.00746011 Jy ! Clean residual min=-0.004979 max=0.004566 Jy/beam ! Clean residual mean=0.000001 rms=0.001230 Jy/beam ! Combined flux in latest and established models = 0.430802 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 85 components and 0.430802 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062792Jy sigma=0.925880 ! Fit after self-cal, rms=0.062789Jy sigma=0.925511 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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=0.062789Jy sigma=0.925511 ! Fit after self-cal, rms=0.063285Jy sigma=0.941150 ! 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=0.063285Jy sigma=0.941150 ! Fit after self-cal, rms=0.063291Jy sigma=0.941057 ! Inverting map and beam ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8559 mas, bmaj=2.239 mas, bpa=-3.14 degrees ! Estimated noise=1.62466 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00449915 Jy ! Component: 100 - total flux cleaned = 0.00634992 Jy ! Component: 150 - total flux cleaned = 0.00690264 Jy ! Component: 200 - total flux cleaned = 0.00729901 Jy ! Total flux subtracted in 200 components = 0.00729901 Jy ! Clean residual min=-0.005805 max=0.005205 Jy/beam ! Clean residual mean=-0.000026 rms=0.001391 Jy/beam ! Combined flux in latest and established models = 0.438101 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 97 components and 0.438101 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063139Jy sigma=0.935772 ! Fit after self-cal, rms=0.063158Jy sigma=0.935281 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=2.438 mas, bmaj=7.222 mas, bpa=2.174 degrees ! Estimated noise=2.07876 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 = 0.00232533 Jy ! Component: 100 - total flux cleaned = 0.0028262 Jy ! Component: 150 - total flux cleaned = 0.00306744 Jy ! Component: 200 - total flux cleaned = 0.00324168 Jy ! Total flux subtracted in 200 components = 0.00324168 Jy ! Clean residual min=-0.005342 max=0.005800 Jy/beam ! Clean residual mean=-0.000037 rms=0.001683 Jy/beam ! Combined flux in latest and established models = 0.441343 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 103 components and 0.441343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.063185Jy sigma=0.934755 ! Fit after self-cal, rms=0.063191Jy sigma=0.934618 ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.6697 mas, bmaj=1.898 mas, bpa=-0.9844 degrees ! Estimated noise=2.25527 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.291859 Jy ! Component: 100 - total flux cleaned = 0.360496 Jy ! Component: 150 - total flux cleaned = 0.390731 Jy ! Component: 200 - total flux cleaned = 0.407268 Jy ! Total flux subtracted in 200 components = 0.407268 Jy ! Clean residual min=-0.008939 max=0.010705 Jy/beam ! Clean residual mean=-0.000082 rms=0.002418 Jy/beam ! Combined flux in latest and established models = 0.407268 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 0.407268 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8559 mas, bmaj=2.239 mas, bpa=-3.14 degrees ! Estimated noise=1.62466 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) ! Added new window around map position (-7, 22.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0139267 Jy ! Component: 100 - total flux cleaned = 0.0220219 Jy ! Component: 150 - total flux cleaned = 0.027573 Jy ! Component: 200 - total flux cleaned = 0.0312948 Jy ! Total flux subtracted in 200 components = 0.0312948 Jy ! Clean residual min=-0.005313 max=0.004546 Jy/beam ! Clean residual mean=-0.000013 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 0.438563 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 55 components and 0.438563 Jy ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 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 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=2.438 mas, bmaj=7.222 mas, bpa=2.174 degrees ! Estimated noise=2.07876 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 = 0.00262495 Jy ! Component: 100 - total flux cleaned = 0.00317342 Jy ! Component: 150 - total flux cleaned = 0.00359716 Jy ! Component: 200 - total flux cleaned = 0.00383105 Jy ! Total flux subtracted in 200 components = 0.00383105 Jy ! Clean residual min=-0.004407 max=0.005500 Jy/beam ! Clean residual mean=-0.000013 rms=0.001631 Jy/beam ! Combined flux in latest and established models = 0.442394 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 68 components and 0.442394 Jy ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! Estimated beam: bmin=0.8559 mas, bmaj=2.239 mas, bpa=-3.14 degrees ! Estimated noise=1.62466 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000148743 Jy ! Component: 100 - total flux cleaned = 5.73948e-05 Jy ! Component: 150 - total flux cleaned = 0.000148995 Jy ! Component: 200 - total flux cleaned = 0.000230575 Jy ! Total flux subtracted in 200 components = 0.000230575 Jy ! Clean residual min=-0.005338 max=0.004469 Jy/beam ! Clean residual mean=-0.000006 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.442624 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 0.442624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.062707Jy sigma=0.929320 ! Fit after self-cal, rms=0.062673Jy sigma=0.927547 wmodel J2309-3059_X_2004_04_30_yyk\_map.mod ! Writing 86 model components to file: J2309-3059_X_2004_04_30_yyk_map.mod wobs J2309-3059_X_2004_04_30_yyk\_uvs.fits ! Writing UV FITS file: J2309-3059_X_2004_04_30_yyk_uvs.fits wwins J2309-3059_X_2004_04_30_yyk\_map.win ! wwins: Wrote 4 windows to J2309-3059_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 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00203704 Jy ! Component: 100 - total flux cleaned = -0.00319346 Jy ! Component: 150 - total flux cleaned = -0.00397709 Jy ! Component: 200 - total flux cleaned = -0.00451227 Jy ! Component: 250 - total flux cleaned = -0.00463949 Jy ! Component: 300 - total flux cleaned = -0.00464045 Jy ! Component: 350 - total flux cleaned = -0.00469773 Jy ! Component: 400 - total flux cleaned = -0.00458629 Jy ! Component: 450 - total flux cleaned = -0.00453223 Jy ! Component: 500 - total flux cleaned = -0.00458297 Jy ! Component: 550 - total flux cleaned = -0.00463294 Jy ! Component: 600 - total flux cleaned = -0.00473084 Jy ! Component: 650 - total flux cleaned = -0.00463502 Jy ! Component: 700 - total flux cleaned = -0.00468146 Jy ! Component: 750 - total flux cleaned = -0.00467978 Jy ! Component: 800 - total flux cleaned = -0.00454518 Jy ! Component: 850 - total flux cleaned = -0.00463361 Jy ! Component: 900 - total flux cleaned = -0.00463311 Jy ! Component: 950 - total flux cleaned = -0.00459123 Jy ! Component: 1000 - total flux cleaned = -0.00450861 Jy ! Component: 1050 - total flux cleaned = -0.00463087 Jy ! Component: 1100 - total flux cleaned = -0.00458955 Jy ! Component: 1150 - total flux cleaned = -0.00451137 Jy ! Component: 1200 - total flux cleaned = -0.00458945 Jy ! Component: 1250 - total flux cleaned = -0.00458988 Jy ! Component: 1300 - total flux cleaned = -0.00447696 Jy ! Component: 1350 - total flux cleaned = -0.00440292 Jy ! Component: 1400 - total flux cleaned = -0.00429318 Jy ! Component: 1450 - total flux cleaned = -0.00429277 Jy ! Component: 1500 - total flux cleaned = -0.00411483 Jy ! Component: 1550 - total flux cleaned = -0.00400928 Jy ! Component: 1600 - total flux cleaned = -0.00380133 Jy ! Component: 1650 - total flux cleaned = -0.00369882 Jy ! Component: 1700 - total flux cleaned = -0.0035972 Jy ! Component: 1750 - total flux cleaned = -0.00353095 Jy ! Component: 1800 - total flux cleaned = -0.00349812 Jy ! Component: 1850 - total flux cleaned = -0.00330215 Jy ! Component: 1900 - total flux cleaned = -0.0033025 Jy ! Component: 1950 - total flux cleaned = -0.00314309 Jy ! Component: 2000 - total flux cleaned = -0.0031748 Jy ! Total flux subtracted in 2048 components = -0.00304936 Jy ! Clean residual min=-0.002236 max=0.001579 Jy/beam ! Clean residual mean=-0.000002 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.439575 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 227 components and 0.439575 Jy ![Exited script file: muppet] wmap "J2309-3059_X_2004_04_30_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8559 x 2.239 at -3.14 degrees (North through East) ! Clean map min=-0.0028688 max=0.31689 Jy/beam ! Writing clean map to FITS file: J2309-3059_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 0.316892 invert ! Inverting map ! Your choice of large map pixels excluded 0.155% of the data. ! The x-axis pixel size should ideally be below 0.2 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000578685 device "J2309-3059_X_2004_04_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J2309-3059_X_2004_04_30_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.547838 0.547838 1.09568 2.19135 4.3827 8.7654 17.5308 35.0616 70.1232 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.316 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8559 x 2.239 at -3.14 degrees (North through East) ! Clean map min=-0.0028688 max=0.31689 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2309-3059_X_2004_04_30_yyk\_map.gif/gif" ! Attempting to open device: 'J2309-3059_X_2004_04_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J2309-3059_X_2004_04_30_yyk_uvs.log closed on Wed Dec 7 00:59:06 2005