! Started logfile: J1147-3812_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:30:25 2011 obs J1147-3812_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J1147-3812_X_2009_04_21_pus_uva.fits ! AN table 1: 52 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.115865 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! 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 8.40997e+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 2445 lines of history. ! ! Reading 2892 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 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1147-3812_X_2009_04_21_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 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. startmod ! Applying default point source starting model. ! Performing phase self-cal ! 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 582 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 582 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 582 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 582 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.473462Jy sigma=0.004200 ! Fit after self-cal, rms=0.289744Jy sigma=0.002008 ! 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 0.316% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.5777 mas, bmaj=1.725 mas, bpa=2.111 degrees ! Estimated noise=2672.54 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.600973 Jy ! Component: 100 - total flux cleaned = 0.746408 Jy ! Total flux subtracted in 100 components = 0.746408 Jy ! Clean residual min=-0.027717 max=0.070540 Jy/beam ! Clean residual mean=0.001800 rms=0.009862 Jy/beam ! Combined flux in latest and established models = 0.746409 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.746409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.230004Jy sigma=0.001667 ! Fit after self-cal, rms=0.229904Jy sigma=0.001666 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Added new window around map position (0.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0739587 Jy ! Component: 100 - total flux cleaned = 0.118056 Jy ! Total flux subtracted in 100 components = 0.118056 Jy ! Clean residual min=-0.019659 max=0.030015 Jy/beam ! Clean residual mean=0.000882 rms=0.005775 Jy/beam ! Combined flux in latest and established models = 0.864465 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.864465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193978Jy sigma=0.001326 ! Fit after self-cal, rms=0.193410Jy sigma=0.001323 ! Inverting map ! Your choice of large map pixels excluded 0.316% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! 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 0.316% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7199 mas, bmaj=2.133 mas, bpa=-0.3783 degrees ! Estimated noise=1811.65 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0471147 Jy ! Component: 100 - total flux cleaned = 0.0725158 Jy ! Component: 150 - total flux cleaned = 0.0878263 Jy ! Component: 200 - total flux cleaned = 0.0972072 Jy ! Total flux subtracted in 200 components = 0.0972072 Jy ! Clean residual min=-0.011027 max=0.019030 Jy/beam ! Clean residual mean=0.000497 rms=0.003587 Jy/beam ! Combined flux in latest and established models = 0.961672 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 56 components and 0.961672 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182773Jy sigma=0.001216 ! Fit after self-cal, rms=0.181946Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 0.316% 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 ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.00* KB 1.00 ! KK 1.00 KP 0.97 LA 1.01 MK 0.96 ! NL 1.06 NY 1.00* OV 0.99 PT 0.99 ! SC 1.00 TS 0.98 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KB 1.04 ! KK 0.97 KP 0.96 LA 1.00 MK 0.98 ! NL 1.08 NY 1.00* OV 0.98 PT 0.98 ! SC 1.02 TS 1.00 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.00* KB 0.99 ! KK 1.04 KP 0.98 LA 0.99 MK 0.97 ! NL 1.07 NY 1.00* OV 1.02 PT 1.01 ! SC 1.03 TS 1.01 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 HN 1.00* KB 1.00 ! KK 1.03 KP 0.99 LA 1.00 MK 0.99 ! NL 1.10 NY 1.00* OV 1.01 PT 1.00 ! SC 1.07 TS 1.00 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.181946Jy sigma=0.001209 ! Fit after self-cal, rms=0.180648Jy sigma=0.001182 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7219 mas, bmaj=2.144 mas, bpa=-0.9888 degrees ! Estimated noise=1828.47 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025817 Jy ! Component: 100 - total flux cleaned = 0.00273495 Jy ! Component: 150 - total flux cleaned = 0.00273712 Jy ! Component: 200 - total flux cleaned = 0.00259761 Jy ! Total flux subtracted in 200 components = 0.00259761 Jy ! Clean residual min=-0.009773 max=0.009224 Jy/beam ! Clean residual mean=-0.000100 rms=0.002396 Jy/beam ! Combined flux in latest and established models = 0.96427 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.96427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180160Jy sigma=0.001179 ! Fit after self-cal, rms=0.180186Jy sigma=0.001179 ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180186Jy sigma=0.001179 ! Fit after self-cal, rms=0.179495Jy sigma=0.001167 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7219 mas, bmaj=2.146 mas, bpa=-0.9273 degrees ! Estimated noise=1829.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189183 Jy ! Component: 100 - total flux cleaned = 0.00176023 Jy ! Component: 150 - total flux cleaned = 0.00154156 Jy ! Component: 200 - total flux cleaned = 0.00153979 Jy ! Total flux subtracted in 200 components = 0.00153979 Jy ! Clean residual min=-0.008438 max=0.009508 Jy/beam ! Clean residual mean=0.000524 rms=0.002199 Jy/beam ! Combined flux in latest and established models = 0.965809 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 73 components and 0.965809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179313Jy sigma=0.001166 ! Fit after self-cal, rms=0.179285Jy sigma=0.001166 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.322% 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.67802e-05 Jy ! Component: 100 - total flux cleaned = -7.47176e-05 Jy ! Component: 150 - total flux cleaned = -0.000232888 Jy ! Component: 200 - total flux cleaned = -0.00030001 Jy ! Total flux subtracted in 200 components = -0.00030001 Jy ! Clean residual min=-0.008447 max=0.009320 Jy/beam ! Clean residual mean=0.000534 rms=0.002167 Jy/beam ! Combined flux in latest and established models = 0.965509 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.965509 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179197Jy sigma=0.001165 ! Fit after self-cal, rms=0.179181Jy sigma=0.001165 ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Added new window around map position (7.2, 24.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00797212 Jy ! Component: 100 - total flux cleaned = 0.00879809 Jy ! Component: 150 - total flux cleaned = 0.00857047 Jy ! Component: 200 - total flux cleaned = 0.0085701 Jy ! Total flux subtracted in 200 components = 0.0085701 Jy ! Clean residual min=-0.008589 max=0.007492 Jy/beam ! Clean residual mean=0.000167 rms=0.002016 Jy/beam ! Combined flux in latest and established models = 0.97408 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 92 components and 0.97408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178706Jy sigma=0.001162 ! Fit after self-cal, rms=0.178674Jy sigma=0.001162 ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178674Jy sigma=0.001162 ! Fit after self-cal, rms=0.177970Jy sigma=0.001151 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7215 mas, bmaj=2.145 mas, bpa=-0.8965 degrees ! Estimated noise=1826.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00243588 Jy ! Component: 100 - total flux cleaned = 0.00289918 Jy ! Component: 150 - total flux cleaned = 0.00299444 Jy ! Component: 200 - total flux cleaned = 0.00308348 Jy ! Total flux subtracted in 200 components = 0.00308348 Jy ! Clean residual min=-0.007574 max=0.006899 Jy/beam ! Clean residual mean=0.000112 rms=0.001861 Jy/beam ! Combined flux in latest and established models = 0.977163 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 0.977163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177751Jy sigma=0.001150 ! Fit after self-cal, rms=0.177738Jy sigma=0.001150 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.322% 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000827064 Jy ! Component: 100 - total flux cleaned = 0.000911635 Jy ! Component: 150 - total flux cleaned = 0.000838604 Jy ! Component: 200 - total flux cleaned = 0.000838727 Jy ! Total flux subtracted in 200 components = 0.000838727 Jy ! Clean residual min=-0.007521 max=0.006740 Jy/beam ! Clean residual mean=0.000090 rms=0.001832 Jy/beam ! Combined flux in latest and established models = 0.978002 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.978002 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177650Jy sigma=0.001149 ! Fit after self-cal, rms=0.177640Jy sigma=0.001149 ! Inverting map ! Your choice of large map pixels excluded 0.322% 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. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177640Jy sigma=0.001149 ! Fit after self-cal, rms=0.177431Jy sigma=0.001149 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=2.787 mas, bmaj=8.508 mas, bpa=1.626 degrees ! Estimated noise=2478.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.26225e-05 Jy ! Component: 100 - total flux cleaned = 0.000335351 Jy ! Component: 150 - total flux cleaned = 0.000548072 Jy ! Component: 200 - total flux cleaned = 0.000605135 Jy ! Total flux subtracted in 200 components = 0.000605135 Jy ! Clean residual min=-0.009230 max=0.006193 Jy/beam ! Clean residual mean=0.000380 rms=0.002262 Jy/beam ! Combined flux in latest and established models = 0.978607 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 112 components and 0.978607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177399Jy sigma=0.001149 ! Fit after self-cal, rms=0.177387Jy sigma=0.001149 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.322% 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.60136e-06 Jy ! Component: 100 - total flux cleaned = 0.00011493 Jy ! Component: 150 - total flux cleaned = 6.56674e-05 Jy ! Component: 200 - total flux cleaned = -2.77499e-05 Jy ! Total flux subtracted in 200 components = -2.77499e-05 Jy ! Clean residual min=-0.009118 max=0.006287 Jy/beam ! Clean residual mean=0.000394 rms=0.002263 Jy/beam ! Combined flux in latest and established models = 0.978579 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 113 components and 0.978579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177393Jy sigma=0.001149 ! Fit after self-cal, rms=0.177388Jy sigma=0.001149 ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7216 mas, bmaj=2.145 mas, bpa=-0.9006 degrees ! Estimated noise=1824.43 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7216 x 2.145 at -0.9006 degrees (North through East) ! Clean map min=-0.0093996 max=0.77619 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177388Jy sigma=0.001149 ! Fit after self-cal, rms=0.165918Jy sigma=0.001029 ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7221 mas, bmaj=2.146 mas, bpa=-0.8804 degrees ! Estimated noise=1826.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000229413 Jy ! Component: 100 - total flux cleaned = 0.000153478 Jy ! Component: 150 - total flux cleaned = 0.000152968 Jy ! Component: 200 - total flux cleaned = 8.77217e-05 Jy ! Total flux subtracted in 200 components = 8.77217e-05 Jy ! Clean residual min=-0.007420 max=0.006494 Jy/beam ! Clean residual mean=0.000198 rms=0.001755 Jy/beam ! Combined flux in latest and established models = 0.978667 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 122 components and 0.978667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165833Jy sigma=0.001028 ! Fit after self-cal, rms=0.165823Jy sigma=0.001028 ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124675 Jy ! Component: 100 - total flux cleaned = 0.000187934 Jy ! Component: 150 - total flux cleaned = 0.000188365 Jy ! Component: 200 - total flux cleaned = 0.00018976 Jy ! Total flux subtracted in 200 components = 0.00018976 Jy ! Clean residual min=-0.007476 max=0.006405 Jy/beam ! Clean residual mean=0.000192 rms=0.001746 Jy/beam ! Combined flux in latest and established models = 0.978857 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 126 components and 0.978857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165778Jy sigma=0.001028 ! Fit after self-cal, rms=0.165770Jy sigma=0.001028 ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165770Jy sigma=0.001028 ! Fit after self-cal, rms=0.165613Jy sigma=0.001028 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative 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 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.5789 mas, bmaj=1.73 mas, bpa=2.45 degrees ! Estimated noise=2691.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.598951 Jy ! Component: 100 - total flux cleaned = 0.749184 Jy ! Component: 150 - total flux cleaned = 0.819821 Jy ! Component: 200 - total flux cleaned = 0.862804 Jy ! Total flux subtracted in 200 components = 0.862804 Jy ! Clean residual min=-0.012881 max=0.024021 Jy/beam ! Clean residual mean=0.000920 rms=0.004350 Jy/beam ! Combined flux in latest and established models = 0.862804 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 27 model components to the UV plane model. ! The established model now contains 27 components and 0.862804 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7221 mas, bmaj=2.146 mas, bpa=-0.8945 degrees ! Estimated noise=1824.92 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0440464 Jy ! Component: 100 - total flux cleaned = 0.0676065 Jy ! Component: 150 - total flux cleaned = 0.0828806 Jy ! Component: 200 - total flux cleaned = 0.0934215 Jy ! Total flux subtracted in 200 components = 0.0934215 Jy ! Clean residual min=-0.007429 max=0.009174 Jy/beam ! Clean residual mean=0.000921 rms=0.002177 Jy/beam ! Combined flux in latest and established models = 0.956225 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 57 components and 0.956225 Jy ! Inverting map ! Your choice of large map pixels excluded 0.322% 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. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=2.789 mas, bmaj=8.51 mas, bpa=1.642 degrees ! Estimated noise=2477.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.011335 Jy ! Component: 100 - total flux cleaned = 0.0169298 Jy ! Component: 150 - total flux cleaned = 0.0200578 Jy ! Component: 200 - total flux cleaned = 0.0213553 Jy ! Total flux subtracted in 200 components = 0.0213553 Jy ! Clean residual min=-0.009276 max=0.006177 Jy/beam ! Clean residual mean=0.000476 rms=0.002250 Jy/beam ! Combined flux in latest and established models = 0.97758 Jy flux_cutoff = imstat(rms) * dynam 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300601 Jy ! Component: 100 - total flux cleaned = 0.00041535 Jy ! Component: 150 - total flux cleaned = 0.000524849 Jy ! Component: 200 - total flux cleaned = 0.000625972 Jy ! Total flux subtracted in 200 components = 0.000625972 Jy ! Clean residual min=-0.009183 max=0.005965 Jy/beam ! Clean residual mean=0.000429 rms=0.002211 Jy/beam ! Combined flux in latest and established models = 0.978206 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 0.978207 Jy ! Inverting map ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.322% of the data. ! The x-axis pixel size should ideally be below 0.1991 milli-arcsec ! Estimated beam: bmin=0.7221 mas, bmaj=2.146 mas, bpa=-0.8945 degrees ! Estimated noise=1824.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.29143e-05 Jy ! Component: 100 - total flux cleaned = -0.000267312 Jy ! Component: 150 - total flux cleaned = -0.000388713 Jy ! Component: 200 - total flux cleaned = -0.000389391 Jy ! Total flux subtracted in 200 components = -0.000389391 Jy ! Clean residual min=-0.007612 max=0.006201 Jy/beam ! Clean residual mean=0.000233 rms=0.001794 Jy/beam ! Combined flux in latest and established models = 0.977817 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 82 components and 0.977817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165840Jy sigma=0.001030 ! Fit after self-cal, rms=0.165779Jy sigma=0.001030 wmodel J1147-3812_X_2009_04_21_pus_map.mod ! Writing 82 model components to file: J1147-3812_X_2009_04_21_pus_map.mod wobs J1147-3812_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J1147-3812_X_2009_04_21_pus_uvs.fits wwins J1147-3812_X_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J1147-3812_X_2009_04_21_pus_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 0.322% 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 = -0.00190884 Jy ! Component: 100 - total flux cleaned = -0.00250722 Jy ! Component: 150 - total flux cleaned = -0.00229653 Jy ! Component: 200 - total flux cleaned = -0.00158012 Jy ! Component: 250 - total flux cleaned = -0.00118908 Jy ! Component: 300 - total flux cleaned = -0.00118954 Jy ! Component: 350 - total flux cleaned = -0.00118952 Jy ! Component: 400 - total flux cleaned = -0.00136721 Jy ! Component: 450 - total flux cleaned = -0.0015382 Jy ! Component: 500 - total flux cleaned = -0.00170335 Jy ! Component: 550 - total flux cleaned = -0.00186483 Jy ! Component: 600 - total flux cleaned = -0.00210076 Jy ! Component: 650 - total flux cleaned = -0.00225295 Jy ! Component: 700 - total flux cleaned = -0.00232787 Jy ! Component: 750 - total flux cleaned = -0.00254679 Jy ! Component: 800 - total flux cleaned = -0.00268941 Jy ! Component: 850 - total flux cleaned = -0.0028986 Jy ! Component: 900 - total flux cleaned = -0.00289895 Jy ! Component: 950 - total flux cleaned = -0.00303281 Jy ! Component: 1000 - total flux cleaned = -0.00309951 Jy ! Component: 1050 - total flux cleaned = -0.00322966 Jy ! Component: 1100 - total flux cleaned = -0.00335656 Jy ! Component: 1150 - total flux cleaned = -0.00348082 Jy ! Component: 1200 - total flux cleaned = -0.00354057 Jy ! Component: 1250 - total flux cleaned = -0.00347973 Jy ! Component: 1300 - total flux cleaned = -0.00359888 Jy ! Component: 1350 - total flux cleaned = -0.00359936 Jy ! Component: 1400 - total flux cleaned = -0.0037149 Jy ! Component: 1450 - total flux cleaned = -0.0037715 Jy ! Component: 1500 - total flux cleaned = -0.00382748 Jy ! Component: 1550 - total flux cleaned = -0.00393772 Jy ! Component: 1600 - total flux cleaned = -0.00393791 Jy ! Component: 1650 - total flux cleaned = -0.00399159 Jy ! Component: 1700 - total flux cleaned = -0.0040446 Jy ! Component: 1750 - total flux cleaned = -0.00414886 Jy ! Component: 1800 - total flux cleaned = -0.00425102 Jy ! Component: 1850 - total flux cleaned = -0.00425098 Jy ! Component: 1900 - total flux cleaned = -0.00440091 Jy ! Component: 1950 - total flux cleaned = -0.00440037 Jy ! Component: 2000 - total flux cleaned = -0.00444952 Jy ! Total flux subtracted in 2048 components = -0.00449833 Jy ! Clean residual min=-0.002615 max=0.002400 Jy/beam ! Clean residual mean=0.000010 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.973319 Jy keep ! Adding 126 model components to the UV plane model. ! The established model now contains 208 components and 0.973319 Jy ![Exited script file: muppet] wmap "J1147-3812_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.322% 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: 0.7221 x 2.146 at -0.8945 degrees (North through East) ! Clean map min=-0.0054775 max=0.77205 Jy/beam ! Writing clean map to FITS file: J1147-3812_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.772053 invert ! Inverting map ! Your choice of large map pixels excluded 0.322% 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 0.000860911 device "J1147-3812_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-3812_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.334528 0.334528 0.669055 1.33811 2.67622 5.35244 10.7049 21.4098 42.8195 85.6391 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.772 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7221 x 2.146 at -0.8945 degrees (North through East) ! Clean map min=-0.0054775 max=0.77205 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-3812_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-3812_X_2009_04_21_pus_map.gif/vgif' mapplot cln