! Started logfile: J0151-1719_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:38:04 2011 obs J0151-1719_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0151-1719_X_2010_06_23_pus_uva.fits ! AN table 1: 95 integrations on 105 of 105 possible baselines. ! AN table 2: 95 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.367669 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0151-1719 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 29340 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0151-1719_X_2010_06_23_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 = 256x256 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 613 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 613 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 620 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1066 telescope corrections were flagged in sub-array 1. ! A total of 480 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.941993Jy sigma=0.011337 ! Fit after self-cal, rms=0.909995Jy sigma=0.010991 ! 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 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.6561 mas, bmaj=1.661 mas, bpa=-4.757 degrees ! Estimated noise=970.204 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 = 0.0723436 Jy ! Component: 100 - total flux cleaned = 0.0928864 Jy ! Total flux subtracted in 100 components = 0.0928864 Jy ! Clean residual min=-0.005039 max=0.008501 Jy/beam ! Clean residual mean=0.000151 rms=0.001754 Jy/beam ! Combined flux in latest and established models = 0.0928864 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0928864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.122276Jy sigma=0.001339 ! Fit after self-cal, rms=0.122138Jy sigma=0.001338 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8511 mas, bmaj=2.011 mas, bpa=-6.325 degrees ! Estimated noise=359.595 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 = 0.0127588 Jy ! Component: 100 - total flux cleaned = 0.0185595 Jy ! Component: 150 - total flux cleaned = 0.0217299 Jy ! Component: 200 - total flux cleaned = 0.0235389 Jy ! Total flux subtracted in 200 components = 0.0235389 Jy ! Clean residual min=-0.001985 max=0.004654 Jy/beam ! Clean residual mean=0.000060 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.116425 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 35 components and 0.116425 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120982Jy sigma=0.001321 ! Fit after self-cal, rms=0.120961Jy sigma=0.001320 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Added new window around map position (-0.8, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00456034 Jy ! Component: 100 - total flux cleaned = 0.00666857 Jy ! Component: 150 - total flux cleaned = 0.00783787 Jy ! Component: 200 - total flux cleaned = 0.00801659 Jy ! Total flux subtracted in 200 components = 0.00801659 Jy ! Clean residual min=-0.001791 max=0.001872 Jy/beam ! Clean residual mean=0.000004 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.124442 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 65 components and 0.124442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120799Jy sigma=0.001318 ! Fit after self-cal, rms=0.120757Jy sigma=0.001318 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.11 KK 1.00* ! KP 1.01 LA 0.93 MA 1.00* MK 0.97 ! NL 0.99 NY 1.00* OV 1.00 PT 0.97 ! SC 0.96 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.03 HN 0.91 KK 1.00* ! KP 1.02 LA 0.95 MA 1.00* MK 0.89 ! NL 1.07 NY 1.00* OV 0.99 PT 0.98 ! SC 1.05 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.94 KK 1.00* ! KP 1.00 LA 1.06 MA 1.00* MK 1.36 ! NL 1.04 NY 1.00* OV 1.04 PT 0.99 ! SC 1.01 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 0.96 HN 0.96 KK 1.00* ! KP 1.02 LA 1.02 MA 1.00* MK 1.04 ! NL 1.04 NY 1.00* OV 1.05 PT 1.03 ! SC 1.02 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.87 KK 1.00* ! KP 1.01 LA 1.03 MA 1.00* MK 0.90 ! NL 1.01 NY 1.00* OV 1.02 PT 0.95 ! SC 0.95 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.94 HN 0.96 KK 1.00* ! KP 1.02 LA 1.01 MA 1.00* MK 1.10 ! NL 1.02 NY 1.00* OV 0.95 PT 1.02 ! SC 1.02 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.92 KK 1.00* ! KP 0.96 LA 0.97 MA 1.00* MK 0.85 ! NL 1.09 NY 1.00* OV 0.97 PT 0.96 ! SC 0.97 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.94 HN 0.99 KK 1.00* ! KP 1.02 LA 0.98 MA 1.00* MK 0.94 ! NL 0.98 NY 1.00* OV 1.00 PT 0.99 ! SC 1.05 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.120757Jy sigma=0.001318 ! Fit after self-cal, rms=0.119634Jy sigma=0.001315 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8511 mas, bmaj=2.009 mas, bpa=-6.448 degrees ! Estimated noise=359.901 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 = 0.00113727 Jy ! Component: 100 - total flux cleaned = 0.00106429 Jy ! Component: 150 - total flux cleaned = 0.00100571 Jy ! Component: 200 - total flux cleaned = 0.000953594 Jy ! Total flux subtracted in 200 components = 0.000953594 Jy ! Clean residual min=-0.001729 max=0.001459 Jy/beam ! Clean residual mean=-0.000004 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.125395 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.125395 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119605Jy sigma=0.001315 ! Fit after self-cal, rms=0.119619Jy sigma=0.001315 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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=0.119619Jy sigma=0.001315 ! Fit after self-cal, rms=0.119518Jy sigma=0.001315 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8513 mas, bmaj=2.008 mas, bpa=-6.509 degrees ! Estimated noise=360.197 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000680986 Jy ! Component: 100 - total flux cleaned = 0.000655886 Jy ! Component: 150 - total flux cleaned = 0.000586152 Jy ! Component: 200 - total flux cleaned = 0.000543289 Jy ! Total flux subtracted in 200 components = 0.000543289 Jy ! Clean residual min=-0.001594 max=0.001302 Jy/beam ! Clean residual mean=-0.000002 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.125939 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 83 components and 0.125939 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119501Jy sigma=0.001315 ! Fit after self-cal, rms=0.119506Jy sigma=0.001315 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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 = 0.00010462 Jy ! Component: 100 - total flux cleaned = 1.97916e-05 Jy ! Component: 150 - total flux cleaned = -3.82837e-05 Jy ! Component: 200 - total flux cleaned = -7.47252e-05 Jy ! Total flux subtracted in 200 components = -7.47252e-05 Jy ! Clean residual min=-0.001572 max=0.001283 Jy/beam ! Clean residual mean=-0.000002 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.125864 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 86 components and 0.125864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119497Jy sigma=0.001315 ! Fit after self-cal, rms=0.119498Jy sigma=0.001315 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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=0.119498Jy sigma=0.001315 ! Fit after self-cal, rms=0.119669Jy sigma=0.001314 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8523 mas, bmaj=2.007 mas, bpa=-6.456 degrees ! Estimated noise=361.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523635 Jy ! Component: 100 - total flux cleaned = 0.000524871 Jy ! Component: 150 - total flux cleaned = 0.000490216 Jy ! Component: 200 - total flux cleaned = 0.000441681 Jy ! Total flux subtracted in 200 components = 0.000441681 Jy ! Clean residual min=-0.001520 max=0.001271 Jy/beam ! Clean residual mean=-0.000000 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.126306 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 93 components and 0.126306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119660Jy sigma=0.001314 ! Fit after self-cal, rms=0.119664Jy sigma=0.001314 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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 = 7.39947e-05 Jy ! Component: 100 - total flux cleaned = 2.71699e-05 Jy ! Component: 150 - total flux cleaned = -2.22995e-06 Jy ! Component: 200 - total flux cleaned = -4.47246e-05 Jy ! Total flux subtracted in 200 components = -4.47246e-05 Jy ! Clean residual min=-0.001527 max=0.001269 Jy/beam ! Clean residual mean=0.000000 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.126261 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.126261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119659Jy sigma=0.001314 ! Fit after self-cal, rms=0.119659Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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=0.119659Jy sigma=0.001314 ! Fit after self-cal, rms=0.119715Jy sigma=0.001314 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=2.239 mas, bmaj=4.21 mas, bpa=-3.762 degrees ! Estimated noise=461.619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.3381e-05 Jy ! Component: 100 - total flux cleaned = -6.74862e-05 Jy ! Component: 150 - total flux cleaned = -8.1665e-05 Jy ! Component: 200 - total flux cleaned = -0.000104595 Jy ! Total flux subtracted in 200 components = -0.000104595 Jy ! Clean residual min=-0.001628 max=0.001648 Jy/beam ! Clean residual mean=0.000011 rms=0.000514 Jy/beam ! Combined flux in latest and established models = 0.126156 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 106 components and 0.126156 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119714Jy sigma=0.001314 ! Fit after self-cal, rms=0.119713Jy sigma=0.001314 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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 = -0.000120403 Jy ! Component: 100 - total flux cleaned = -0.000185554 Jy ! Component: 150 - total flux cleaned = -0.000206861 Jy ! Component: 200 - total flux cleaned = -0.000226207 Jy ! Total flux subtracted in 200 components = -0.000226207 Jy ! Clean residual min=-0.001610 max=0.001620 Jy/beam ! Clean residual mean=0.000014 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.12593 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 107 components and 0.12593 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119714Jy sigma=0.001314 ! Fit after self-cal, rms=0.119713Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8529 mas, bmaj=2.007 mas, bpa=-6.412 degrees ! Estimated noise=361.908 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8529 x 2.007 at -6.412 degrees (North through East) ! Clean map min=-0.0014358 max=0.092939 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 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 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.6497 mas, bmaj=1.652 mas, bpa=-4.984 degrees ! Estimated noise=965.325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.071165 Jy ! Component: 100 - total flux cleaned = 0.0934967 Jy ! Component: 150 - total flux cleaned = 0.1037 Jy ! Component: 200 - total flux cleaned = 0.109804 Jy ! Total flux subtracted in 200 components = 0.109804 Jy ! Clean residual min=-0.004747 max=0.005112 Jy/beam ! Clean residual mean=0.000086 rms=0.001446 Jy/beam ! Combined flux in latest and established models = 0.109804 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.109804 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8529 mas, bmaj=2.007 mas, bpa=-6.412 degrees ! Estimated noise=361.908 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 = 0.00713995 Jy ! Component: 100 - total flux cleaned = 0.0113658 Jy ! Component: 150 - total flux cleaned = 0.0139562 Jy ! Component: 200 - total flux cleaned = 0.0154379 Jy ! Total flux subtracted in 200 components = 0.0154379 Jy ! Clean residual min=-0.001876 max=0.001523 Jy/beam ! Clean residual mean=0.000011 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.125242 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 52 components and 0.125242 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 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 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=2.239 mas, bmaj=4.21 mas, bpa=-3.762 degrees ! Estimated noise=461.619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000926637 Jy ! Component: 100 - total flux cleaned = 0.000918832 Jy ! Component: 150 - total flux cleaned = 0.000918653 Jy ! Component: 200 - total flux cleaned = 0.000942177 Jy ! Total flux subtracted in 200 components = 0.000942177 Jy ! Clean residual min=-0.001624 max=0.001587 Jy/beam ! Clean residual mean=0.000009 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.126184 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 = -1.9768e-05 Jy ! Component: 100 - total flux cleaned = -3.80342e-05 Jy ! Component: 150 - total flux cleaned = -7.06204e-05 Jy ! Component: 200 - total flux cleaned = -0.000100082 Jy ! Total flux subtracted in 200 components = -0.000100082 Jy ! Clean residual min=-0.001600 max=0.001573 Jy/beam ! Clean residual mean=0.000010 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.126084 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 78 components and 0.126084 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! Estimated beam: bmin=0.8529 mas, bmaj=2.007 mas, bpa=-6.412 degrees ! Estimated noise=361.908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000112594 Jy ! Component: 100 - total flux cleaned = 0.000108859 Jy ! Component: 150 - total flux cleaned = 0.000219805 Jy ! Component: 200 - total flux cleaned = 0.000291757 Jy ! Total flux subtracted in 200 components = 0.000291757 Jy ! Clean residual min=-0.001485 max=0.001379 Jy/beam ! Clean residual mean=0.000003 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.126375 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 87 components and 0.126375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119722Jy sigma=0.001314 ! Fit after self-cal, rms=0.119713Jy sigma=0.001314 wmodel J0151-1719_X_2010_06_23_pus_map.mod ! Writing 87 model components to file: J0151-1719_X_2010_06_23_pus_map.mod wobs J0151-1719_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0151-1719_X_2010_06_23_pus_uvs.fits wwins J0151-1719_X_2010_06_23_pus_map.win ! wwins: Wrote 2 windows to J0151-1719_X_2010_06_23_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 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000335557 Jy ! Component: 100 - total flux cleaned = -0.00038041 Jy ! Component: 150 - total flux cleaned = -0.000360119 Jy ! Component: 200 - total flux cleaned = -0.000218065 Jy ! Component: 250 - total flux cleaned = -0.000179358 Jy ! Component: 300 - total flux cleaned = -0.000179302 Jy ! Component: 350 - total flux cleaned = -0.000160726 Jy ! Component: 400 - total flux cleaned = -0.000124309 Jy ! Component: 450 - total flux cleaned = -8.87469e-05 Jy ! Component: 500 - total flux cleaned = -5.43525e-05 Jy ! Component: 550 - total flux cleaned = -5.46406e-05 Jy ! Component: 600 - total flux cleaned = -3.82657e-05 Jy ! Component: 650 - total flux cleaned = -3.82444e-05 Jy ! Component: 700 - total flux cleaned = -6.38409e-06 Jy ! Component: 750 - total flux cleaned = -2.19942e-05 Jy ! Component: 800 - total flux cleaned = -3.71125e-05 Jy ! Component: 850 - total flux cleaned = -6.61558e-06 Jy ! Component: 900 - total flux cleaned = -6.82469e-06 Jy ! Component: 950 - total flux cleaned = -2.15305e-05 Jy ! Component: 1000 - total flux cleaned = -2.12426e-05 Jy ! Total flux subtracted in 1024 components = -6.7556e-06 Jy ! Clean residual min=-0.000874 max=0.000891 Jy/beam ! Clean residual mean=0.000005 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.126369 Jy keep ! Adding 73 model components to the UV plane model. ! The established model now contains 160 components and 0.126369 Jy ![Exited script file: muppet] wmap "J0151-1719_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8529 x 2.007 at -6.412 degrees (North through East) ! Clean map min=-0.0014597 max=0.092592 Jy/beam ! Writing clean map to FITS file: J0151-1719_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0925919 invert ! Inverting map ! Your choice of large map pixels excluded 0.0875% of the data. ! The x-axis pixel size should ideally be below 0.199 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000304678 device "J0151-1719_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0151-1719_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.987165 0.987165 1.97433 3.94866 7.89732 15.7946 31.5893 63.1786 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.092 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8529 x 2.007 at -6.412 degrees (North through East) ! Clean map min=-0.0014597 max=0.092592 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0151-1719_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0151-1719_X_2010_06_23_pus_map.gif/vgif' mapplot cln