! Started logfile: J1147-3812_X_2002_05_14_yyk_uvs.log on Tue Jun 26 22:43:04 2007 obs J1147-3812_X_2002_05_14_yyk_uva.fits ! Reading UV FITS file: J1147-3812_X_2002_05_14_yyk_uva.fits ! AN table 1: 49 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.826757 visibilities/baseline/integration-bin. ! Found source: J1147-3812 ! ! 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 8.40947e+09 8e+06 1 8e+06 ! 02 2 8.47947e+09 8e+06 1 8e+06 ! 03 3 8.79447e+09 8e+06 1 8e+06 ! 04 4 8.89947e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1076 lines of history. ! ! Reading 7292 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 J1147-3812_X_2002_05_14_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)= 2.31713 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 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6111 mas, bmaj=1.801 mas, bpa=-2.048 degrees ! Estimated noise=2437.92 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 = 1.82825 Jy ! Component: 100 - total flux cleaned = 2.11485 Jy ! Total flux subtracted in 100 components = 2.11485 Jy ! Clean residual min=-0.148335 max=0.272172 Jy/beam ! Clean residual mean=-0.000236 rms=0.043150 Jy/beam ! Combined flux in latest and established models = 2.11485 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.11485 Jy ! ! Correcting IF 1. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 49 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999340Jy sigma=0.005578 ! Fit after self-cal, rms=0.997766Jy sigma=0.005572 ! Inverting map and beam ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6111 mas, bmaj=1.801 mas, bpa=-2.048 degrees ! Estimated noise=2441.19 mJy/beam. ! Added new window around map position (1, -2.2). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.249722 Jy ! Component: 100 - total flux cleaned = 0.289329 Jy ! Total flux subtracted in 100 components = 0.289329 Jy ! Clean residual min=-0.146542 max=0.233741 Jy/beam ! Clean residual mean=0.000320 rms=0.038026 Jy/beam ! Combined flux in latest and established models = 2.40418 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 2.40418 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.945422Jy sigma=0.005127 ! Fit after self-cal, rms=0.932523Jy sigma=0.005034 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8259 mas, bmaj=2.232 mas, bpa=-1.071 degrees ! Estimated noise=1323.05 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 = 0.21211 Jy ! Component: 100 - total flux cleaned = 0.293088 Jy ! Component: 150 - total flux cleaned = 0.311091 Jy ! Component: 200 - total flux cleaned = 0.318343 Jy ! Total flux subtracted in 200 components = 0.318343 Jy ! Clean residual min=-0.108271 max=0.172229 Jy/beam ! Clean residual mean=0.001133 rms=0.037625 Jy/beam ! Combined flux in latest and established models = 2.72252 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 34 components and 2.72252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.923024Jy sigma=0.004798 ! Fit after self-cal, rms=0.921219Jy sigma=0.004782 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8259 x 2.232 at -1.071 degrees (North through East) ! Clean map min=-0.09924 max=2.0434 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: 0.865443 ! Telescope amplitude corrections in sub-array 1: ! BR 1.74 FD 0.94 HN 1.94 KP 0.89 ! LA 1.00 NL 1.15 OV 0.93 PT 0.97 ! SC 0.99 MK 1.01 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 0.884126 ! Telescope amplitude corrections in sub-array 1: ! BR 1.73 FD 0.93 HN 1.87 KP 0.85 ! LA 0.96 NL 1.12 OV 0.90 PT 1.00 ! SC 0.96 MK 0.99 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 0.875651 ! Telescope amplitude corrections in sub-array 1: ! BR 1.85 FD 0.88 HN 1.84 KP 0.86 ! LA 0.96 NL 1.09 OV 0.93 PT 1.02 ! SC 0.98 MK 1.01 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.851156 ! Telescope amplitude corrections in sub-array 1: ! BR 1.86 FD 0.87 HN 1.92 KP 0.94 ! LA 0.95 NL 1.14 OV 0.94 PT 1.09 ! SC 1.01 MK 1.03 ! ! ! Fit before self-cal, rms=0.921219Jy sigma=0.004782 ! Fit after self-cal, rms=1.008639Jy sigma=0.006222 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=1.008639Jy sigma=0.006222 ! Fit after self-cal, rms=1.008796Jy sigma=0.006222 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8356 mas, bmaj=2.243 mas, bpa=-0.5159 degrees ! Estimated noise=998.043 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 = -0.516932 Jy ! Component: 100 - total flux cleaned = -0.616681 Jy ! Component: 150 - total flux cleaned = -0.65532 Jy ! Component: 200 - total flux cleaned = -0.668214 Jy ! Total flux subtracted in 200 components = -0.668214 Jy ! Clean residual min=-0.033338 max=0.038657 Jy/beam ! Clean residual mean=-0.000603 rms=0.010518 Jy/beam ! Combined flux in latest and established models = 2.05431 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 2.05431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.810571Jy sigma=0.003796 ! Fit after self-cal, rms=0.810237Jy sigma=0.003793 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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=0.810237Jy sigma=0.003793 ! Fit after self-cal, rms=0.773146Jy sigma=0.003328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 = -0.00153614 Jy ! Component: 100 - total flux cleaned = -0.00151016 Jy ! Component: 150 - total flux cleaned = -0.0014875 Jy ! Component: 200 - total flux cleaned = -0.00247648 Jy ! Total flux subtracted in 200 components = -0.00247648 Jy ! Clean residual min=-0.032513 max=0.041807 Jy/beam ! Clean residual mean=-0.000639 rms=0.010529 Jy/beam ! Combined flux in latest and established models = 2.05183 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 55 components and 2.05183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.771157Jy sigma=0.003318 ! Fit after self-cal, rms=0.761145Jy sigma=0.003204 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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: 0.8356 x 2.243 at -0.5159 degrees (North through East) ! Clean map min=-0.02856 max=1.6021 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=0.761145Jy sigma=0.003204 ! Fit after self-cal, rms=1.433772Jy sigma=0.002128 ! 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=1.433772Jy sigma=0.002128 ! Fit after self-cal, rms=1.431731Jy sigma=0.002075 ! Inverting map and beam ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8397 mas, bmaj=2.249 mas, bpa=-0.3546 degrees ! Estimated noise=981.463 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00420319 Jy ! Component: 100 - total flux cleaned = -0.00505281 Jy ! Component: 150 - total flux cleaned = -0.00546344 Jy ! Component: 200 - total flux cleaned = -0.00621832 Jy ! Total flux subtracted in 200 components = -0.00621832 Jy ! Clean residual min=-0.014313 max=0.013596 Jy/beam ! Clean residual mean=0.000243 rms=0.003338 Jy/beam ! Combined flux in latest and established models = 2.04561 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 62 components and 2.04561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.431434Jy sigma=0.002067 ! Fit after self-cal, rms=1.430360Jy sigma=0.002044 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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=1.430360Jy sigma=0.002044 ! Fit after self-cal, rms=1.438417Jy sigma=0.002041 ! 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=1.438417Jy sigma=0.002041 ! Fit after self-cal, rms=1.437916Jy sigma=0.002028 ! Inverting map and beam ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8394 mas, bmaj=2.249 mas, bpa=-0.3835 degrees ! Estimated noise=980.366 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00374672 Jy ! Component: 100 - total flux cleaned = -0.00447299 Jy ! Component: 150 - total flux cleaned = -0.005177 Jy ! Component: 200 - total flux cleaned = -0.00582201 Jy ! Total flux subtracted in 200 components = -0.00582201 Jy ! Clean residual min=-0.013466 max=0.013447 Jy/beam ! Clean residual mean=0.000208 rms=0.003124 Jy/beam ! Combined flux in latest and established models = 2.03979 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 63 components and 2.03979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.437701Jy sigma=0.002022 ! Fit after self-cal, rms=1.437273Jy sigma=0.002013 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (3.8, -6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00578414 Jy ! Component: 100 - total flux cleaned = 0.00916558 Jy ! Component: 150 - total flux cleaned = 0.00979083 Jy ! Component: 200 - total flux cleaned = 0.010062 Jy ! Total flux subtracted in 200 components = 0.010062 Jy ! Clean residual min=-0.012032 max=0.008876 Jy/beam ! Clean residual mean=0.000256 rms=0.002689 Jy/beam ! Combined flux in latest and established models = 2.04985 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 78 components and 2.04985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.437229Jy sigma=0.002005 ! Fit after self-cal, rms=1.437004Jy sigma=0.001999 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.708 mas, bmaj=9.983 mas, bpa=2.674 degrees ! Estimated noise=1258.64 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 = -0.0013281 Jy ! Component: 100 - total flux cleaned = -0.00132543 Jy ! Component: 150 - total flux cleaned = -0.00151273 Jy ! Component: 200 - total flux cleaned = -0.00169027 Jy ! Total flux subtracted in 200 components = -0.00169027 Jy ! Clean residual min=-0.014335 max=0.009178 Jy/beam ! Clean residual mean=0.000467 rms=0.003607 Jy/beam ! Combined flux in latest and established models = 2.04816 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 7 model components to the UV plane model. ! The established model now contains 82 components and 2.04816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.437088Jy sigma=0.001997 ! Fit after self-cal, rms=1.436791Jy sigma=0.001993 ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.6071 mas, bmaj=1.781 mas, bpa=-1.98 degrees ! Estimated noise=1977.89 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 1.50208 Jy ! Component: 100 - total flux cleaned = 1.77118 Jy ! Component: 150 - total flux cleaned = 1.87487 Jy ! Component: 200 - total flux cleaned = 1.92843 Jy ! Total flux subtracted in 200 components = 1.92843 Jy ! Clean residual min=-0.022038 max=0.025941 Jy/beam ! Clean residual mean=0.000004 rms=0.005686 Jy/beam ! Combined flux in latest and established models = 1.92843 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.92843 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8394 mas, bmaj=2.249 mas, bpa=-0.3835 degrees ! Estimated noise=980.366 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 = 0.0580956 Jy ! Component: 100 - total flux cleaned = 0.0805485 Jy ! Component: 150 - total flux cleaned = 0.0935323 Jy ! Component: 200 - total flux cleaned = 0.102028 Jy ! Total flux subtracted in 200 components = 0.102028 Jy ! Clean residual min=-0.009265 max=0.010307 Jy/beam ! Clean residual mean=0.000149 rms=0.002685 Jy/beam ! Combined flux in latest and established models = 2.03046 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 63 components and 2.03046 Jy ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.708 mas, bmaj=9.983 mas, bpa=2.674 degrees ! Estimated noise=1258.64 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 = 0.00681715 Jy ! Component: 100 - total flux cleaned = 0.00969032 Jy ! Component: 150 - total flux cleaned = 0.0102442 Jy ! Component: 200 - total flux cleaned = 0.0106317 Jy ! Total flux subtracted in 200 components = 0.0106317 Jy ! Clean residual min=-0.012425 max=0.010671 Jy/beam ! Clean residual mean=0.000388 rms=0.003706 Jy/beam ! Combined flux in latest and established models = 2.04109 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 2.04109 Jy ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.8394 mas, bmaj=2.249 mas, bpa=-0.3835 degrees ! Estimated noise=980.366 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00193133 Jy ! Component: 100 - total flux cleaned = -0.00177954 Jy ! Component: 150 - total flux cleaned = -0.00177766 Jy ! Component: 200 - total flux cleaned = -0.0017725 Jy ! Total flux subtracted in 200 components = -0.0017725 Jy ! Clean residual min=-0.009155 max=0.009009 Jy/beam ! Clean residual mean=0.000194 rms=0.002418 Jy/beam ! Combined flux in latest and established models = 2.03932 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 2.03932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.437307Jy sigma=0.001982 ! Fit after self-cal, rms=1.436141Jy sigma=0.001978 wmodel J1147-3812_X_2002_05_14_yyk\_map.mod ! Writing 93 model components to file: J1147-3812_X_2002_05_14_yyk_map.mod wobs J1147-3812_X_2002_05_14_yyk\_uvs.fits ! Writing UV FITS file: J1147-3812_X_2002_05_14_yyk_uvs.fits wwins J1147-3812_X_2002_05_14_yyk\_map.win ! wwins: Wrote 3 windows to J1147-3812_X_2002_05_14_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 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000195896 Jy ! Component: 100 - total flux cleaned = 0.000361547 Jy ! Component: 150 - total flux cleaned = 0.00115573 Jy ! Component: 200 - total flux cleaned = 0.0020188 Jy ! Component: 250 - total flux cleaned = 0.0027221 Jy ! Component: 300 - total flux cleaned = 0.003281 Jy ! Component: 350 - total flux cleaned = 0.00381584 Jy ! Component: 400 - total flux cleaned = 0.00432845 Jy ! Component: 450 - total flux cleaned = 0.00501784 Jy ! Component: 500 - total flux cleaned = 0.00501661 Jy ! Component: 550 - total flux cleaned = 0.00510788 Jy ! Component: 600 - total flux cleaned = 0.00510774 Jy ! Component: 650 - total flux cleaned = 0.00493415 Jy ! Component: 700 - total flux cleaned = 0.00519021 Jy ! Component: 750 - total flux cleaned = 0.00502408 Jy ! Component: 800 - total flux cleaned = 0.00494195 Jy ! Component: 850 - total flux cleaned = 0.00494125 Jy ! Component: 900 - total flux cleaned = 0.00509688 Jy ! Component: 950 - total flux cleaned = 0.00502046 Jy ! Component: 1000 - total flux cleaned = 0.00532439 Jy ! Component: 1050 - total flux cleaned = 0.00547389 Jy ! Component: 1100 - total flux cleaned = 0.00569308 Jy ! Component: 1150 - total flux cleaned = 0.00569271 Jy ! Component: 1200 - total flux cleaned = 0.00590442 Jy ! Component: 1250 - total flux cleaned = 0.00590446 Jy ! Component: 1300 - total flux cleaned = 0.00611101 Jy ! Component: 1350 - total flux cleaned = 0.00604357 Jy ! Component: 1400 - total flux cleaned = 0.00637833 Jy ! Component: 1450 - total flux cleaned = 0.00657705 Jy ! Component: 1500 - total flux cleaned = 0.00677208 Jy ! Component: 1550 - total flux cleaned = 0.00696538 Jy ! Component: 1600 - total flux cleaned = 0.00709293 Jy ! Component: 1650 - total flux cleaned = 0.00734464 Jy ! Component: 1700 - total flux cleaned = 0.00753159 Jy ! Component: 1750 - total flux cleaned = 0.00765443 Jy ! Component: 1800 - total flux cleaned = 0.00795626 Jy ! Component: 1850 - total flux cleaned = 0.00801638 Jy ! Component: 1900 - total flux cleaned = 0.00807646 Jy ! Component: 1950 - total flux cleaned = 0.00848383 Jy ! Component: 2000 - total flux cleaned = 0.00842587 Jy ! Total flux subtracted in 2048 components = 0.0084261 Jy ! Clean residual min=-0.002831 max=0.002859 Jy/beam ! Clean residual mean=0.000171 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 2.04775 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 240 components and 2.04775 Jy ![Exited script file: muppet] wmap "J1147-3812_X_2002_05_14_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8394 x 2.249 at -0.3835 degrees (North through East) ! Clean map min=-0.0060958 max=1.6627 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_2002_05_14_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.66272 invert ! Inverting map ! Your choice of large map pixels excluded 0.302% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00115393 device "J1147-3812_X_2002_05_14_yyk\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2002_05_14_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.208199 0.208199 0.416399 0.832797 1.66559 3.33119 6.66238 13.3248 26.6495 53.299 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0034 print "peak=",int(peak_flux*1000)/1000 ! peak= 1.662 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8394 x 2.249 at -0.3835 degrees (North through East) ! Clean map min=-0.0060958 max=1.6627 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2002_05_14_yyk\_map.gif/gif" ! Attempting to open device: 'J1147-3812_X_2002_05_14_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1147-3812_X_2002_05_14_yyk_uvs.log closed on Tue Jun 26 22:43:11 2007