! Started logfile: J0401+2110_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:14:40 2011 obs J0401+2110_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0401+2110_X_2010_10_13_pus_uva.fits ! AN table 1: 246 integrations on 105 of 105 possible baselines. ! AN table 2: 33 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.197201 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0401+2110 ! ! 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 5978 lines of history. ! ! Reading 23108 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 J0401+2110_X_2010_10_13_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 2167 telescope corrections were flagged in sub-array 1. ! A total of 396 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2167 telescope corrections were flagged in sub-array 1. ! A total of 396 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2167 telescope corrections were flagged in sub-array 1. ! A total of 396 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2167 telescope corrections were flagged in sub-array 1. ! A total of 396 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.861805Jy sigma=0.008764 ! Fit after self-cal, rms=0.844738Jy sigma=0.008622 ! 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 14.6% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.6513 mas, bmaj=0.9909 mas, bpa=-10.51 degrees ! Estimated noise=940.516 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 = 0.135363 Jy ! Component: 100 - total flux cleaned = 0.16558 Jy ! Total flux subtracted in 100 components = 0.16558 Jy ! Clean residual min=-0.006487 max=0.010001 Jy/beam ! Clean residual mean=0.000029 rms=0.001910 Jy/beam ! Combined flux in latest and established models = 0.16558 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.16558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153348Jy sigma=0.001333 ! Fit after self-cal, rms=0.153376Jy sigma=0.001332 ! Inverting map ! Your choice of large map pixels excluded 14.6% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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 14.6% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8346 mas, bmaj=1.207 mas, bpa=-6.893 degrees ! Estimated noise=491.507 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 = 0.0118011 Jy ! Component: 100 - total flux cleaned = 0.0166947 Jy ! Component: 150 - total flux cleaned = 0.0188649 Jy ! Component: 200 - total flux cleaned = 0.019854 Jy ! Total flux subtracted in 200 components = 0.019854 Jy ! Clean residual min=-0.003764 max=0.003476 Jy/beam ! Clean residual mean=-0.000167 rms=0.001079 Jy/beam ! Combined flux in latest and established models = 0.185434 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.185434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.152767Jy sigma=0.001323 ! Fit after self-cal, rms=0.152795Jy sigma=0.001323 ! Inverting map ! Your choice of large map pixels excluded 14.6% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 306 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.85 HH 1.07 HN 1.07 ! KB 1.00* KK 1.00* KP 1.02 LA 0.99 ! MK 1.00* NL 0.99 NY 1.02 OV 1.00* ! PT 0.97 SC 1.01 TS 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 2. ! A total of 306 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HH 1.00 HN 1.09 ! KB 1.00* KK 1.00* KP 1.03 LA 0.98 ! MK 1.00* NL 1.03 NY 1.03 OV 1.00* ! PT 1.03 SC 1.01 TS 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 3. ! A total of 306 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HH 1.02 HN 1.09 ! KB 1.00* KK 1.00* KP 0.98 LA 0.95 ! MK 1.00* NL 0.97 NY 1.04 OV 1.00* ! PT 1.06 SC 0.98 TS 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 4. ! A total of 306 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HH 0.94 HN 1.06 ! KB 1.00* KK 1.00* KP 0.97 LA 1.05 ! MK 1.00* NL 0.99 NY 1.00 OV 1.00* ! PT 1.01 SC 1.00 TS 1.00* ! ! A total of 99 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Fit before self-cal, rms=0.152795Jy sigma=0.001323 ! Fit after self-cal, rms=0.158561Jy sigma=0.001337 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8846 mas, bmaj=1.189 mas, bpa=-10.83 degrees ! Estimated noise=519.805 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 = -0.00029249 Jy ! Component: 100 - total flux cleaned = -0.000347545 Jy ! Component: 150 - total flux cleaned = -0.000419942 Jy ! Component: 200 - total flux cleaned = -0.000442206 Jy ! Total flux subtracted in 200 components = -0.000442206 Jy ! Clean residual min=-0.002560 max=0.002642 Jy/beam ! Clean residual mean=0.000016 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 0.184991 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 21 components and 0.184991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158558Jy sigma=0.001337 ! Fit after self-cal, rms=0.158653Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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=0.158653Jy sigma=0.001336 ! Fit after self-cal, rms=0.158782Jy sigma=0.001336 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8856 mas, bmaj=1.19 mas, bpa=-10.66 degrees ! Estimated noise=520.048 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000238314 Jy ! Component: 100 - total flux cleaned = -0.000289218 Jy ! Component: 150 - total flux cleaned = -0.000358138 Jy ! Component: 200 - total flux cleaned = -0.000399197 Jy ! Total flux subtracted in 200 components = -0.000399197 Jy ! Clean residual min=-0.002551 max=0.002612 Jy/beam ! Clean residual mean=0.000018 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.184592 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.184592 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158779Jy sigma=0.001336 ! Fit after self-cal, rms=0.158785Jy sigma=0.001336 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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 = 2.69481e-05 Jy ! Component: 100 - total flux cleaned = 2.69328e-05 Jy ! Component: 150 - total flux cleaned = 6.93959e-06 Jy ! Component: 200 - total flux cleaned = -1.18926e-05 Jy ! Total flux subtracted in 200 components = -1.18926e-05 Jy ! Clean residual min=-0.002548 max=0.002620 Jy/beam ! Clean residual mean=0.000018 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.18458 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.18458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158781Jy sigma=0.001336 ! Fit after self-cal, rms=0.158784Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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=0.158784Jy sigma=0.001336 ! Fit after self-cal, rms=0.158578Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8863 mas, bmaj=1.19 mas, bpa=-10.36 degrees ! Estimated noise=520.108 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000160699 Jy ! Component: 100 - total flux cleaned = -0.000236877 Jy ! Component: 150 - total flux cleaned = -0.000299803 Jy ! Component: 200 - total flux cleaned = -0.000338097 Jy ! Total flux subtracted in 200 components = -0.000338097 Jy ! Clean residual min=-0.002551 max=0.002600 Jy/beam ! Clean residual mean=0.000017 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.184242 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.184242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158574Jy sigma=0.001336 ! Fit after self-cal, rms=0.158576Jy sigma=0.001336 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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 = 1.1518e-06 Jy ! Component: 100 - total flux cleaned = 2.47168e-05 Jy ! Component: 150 - total flux cleaned = -1.26529e-05 Jy ! Component: 200 - total flux cleaned = -1.2263e-05 Jy ! Total flux subtracted in 200 components = -1.2263e-05 Jy ! Clean residual min=-0.002548 max=0.002616 Jy/beam ! Clean residual mean=0.000018 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.18423 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 25 components and 0.18423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158572Jy sigma=0.001336 ! Fit after self-cal, rms=0.158575Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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=0.158575Jy sigma=0.001336 ! Fit after self-cal, rms=0.158306Jy sigma=0.001336 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=2.6 mas, bmaj=2.928 mas, bpa=-58.88 degrees ! Estimated noise=606.593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000138715 Jy ! Component: 100 - total flux cleaned = 0.000139044 Jy ! Component: 150 - total flux cleaned = 0.000139273 Jy ! Component: 200 - total flux cleaned = 0.000139381 Jy ! Total flux subtracted in 200 components = 0.000139381 Jy ! Clean residual min=-0.002316 max=0.002343 Jy/beam ! Clean residual mean=-0.000000 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.184369 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 0.184369 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158310Jy sigma=0.001336 ! Fit after self-cal, rms=0.158312Jy sigma=0.001336 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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 = 4.23246e-05 Jy ! Component: 100 - total flux cleaned = 4.3243e-05 Jy ! Component: 150 - total flux cleaned = 4.34484e-05 Jy ! Component: 200 - total flux cleaned = 4.34753e-05 Jy ! Total flux subtracted in 200 components = 4.34753e-05 Jy ! Clean residual min=-0.002315 max=0.002314 Jy/beam ! Clean residual mean=-0.000002 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.184413 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 0.184413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158314Jy sigma=0.001336 ! Fit after self-cal, rms=0.158316Jy sigma=0.001336 ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8868 mas, bmaj=1.189 mas, bpa=-10.04 degrees ! Estimated noise=520.152 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8868 x 1.189 at -10.04 degrees (North through East) ! Clean map min=-0.0021943 max=0.17467 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 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.6745 mas, bmaj=0.9412 mas, bpa=-9.954 degrees ! Estimated noise=1009 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.135344 Jy ! Component: 100 - total flux cleaned = 0.1671 Jy ! Component: 150 - total flux cleaned = 0.177402 Jy ! Component: 200 - total flux cleaned = 0.181707 Jy ! Total flux subtracted in 200 components = 0.181707 Jy ! Clean residual min=-0.004214 max=0.004774 Jy/beam ! Clean residual mean=0.000045 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 0.181707 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.181707 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8868 mas, bmaj=1.189 mas, bpa=-10.04 degrees ! Estimated noise=520.152 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 = 0.0017814 Jy ! Component: 100 - total flux cleaned = 0.00199401 Jy ! Component: 150 - total flux cleaned = 0.00205228 Jy ! Component: 200 - total flux cleaned = 0.0021056 Jy ! Total flux subtracted in 200 components = 0.0021056 Jy ! Clean residual min=-0.002734 max=0.002845 Jy/beam ! Clean residual mean=0.000019 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.183813 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.183813 Jy ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 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 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=2.6 mas, bmaj=2.928 mas, bpa=-58.88 degrees ! Estimated noise=606.593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000521517 Jy ! Component: 100 - total flux cleaned = 0.000522833 Jy ! Component: 150 - total flux cleaned = 0.000523315 Jy ! Component: 200 - total flux cleaned = 0.000539064 Jy ! Total flux subtracted in 200 components = 0.000539064 Jy ! Clean residual min=-0.002291 max=0.002397 Jy/beam ! Clean residual mean=0.000001 rms=0.000770 Jy/beam ! Combined flux in latest and established models = 0.184352 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 = 1.50399e-05 Jy ! Component: 100 - total flux cleaned = 3.62482e-05 Jy ! Component: 150 - total flux cleaned = 4.97082e-05 Jy ! Component: 200 - total flux cleaned = 6.26858e-05 Jy ! Total flux subtracted in 200 components = 6.26858e-05 Jy ! Clean residual min=-0.002301 max=0.002353 Jy/beam ! Clean residual mean=-0.000002 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.184415 Jy ! Adding 5 model components to the UV plane model. ! The established model now contains 17 components and 0.184415 Jy ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! Estimated beam: bmin=0.8868 mas, bmaj=1.189 mas, bpa=-10.04 degrees ! Estimated noise=520.152 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00023165 Jy ! Component: 100 - total flux cleaned = -0.000209882 Jy ! Component: 150 - total flux cleaned = -0.000211227 Jy ! Component: 200 - total flux cleaned = -0.00021217 Jy ! Total flux subtracted in 200 components = -0.00021217 Jy ! Clean residual min=-0.002650 max=0.002729 Jy/beam ! Clean residual mean=0.000010 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.184202 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.184202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158338Jy sigma=0.001337 ! Fit after self-cal, rms=0.158356Jy sigma=0.001337 wmodel J0401+2110_X_2010_10_13_pus_map.mod ! Writing 21 model components to file: J0401+2110_X_2010_10_13_pus_map.mod wobs J0401+2110_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0401+2110_X_2010_10_13_pus_uvs.fits wwins J0401+2110_X_2010_10_13_pus_map.win ! wwins: Wrote 1 windows to J0401+2110_X_2010_10_13_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 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 1.00406e-05 Jy ! Component: 100 - total flux cleaned = 0.000282678 Jy ! Component: 150 - total flux cleaned = 0.000424943 Jy ! Component: 200 - total flux cleaned = 0.000591063 Jy ! Component: 250 - total flux cleaned = 0.000652904 Jy ! Component: 300 - total flux cleaned = 0.000593734 Jy ! Component: 350 - total flux cleaned = 0.000453098 Jy ! Component: 400 - total flux cleaned = 0.000372025 Jy ! Component: 450 - total flux cleaned = 0.000242222 Jy ! Component: 500 - total flux cleaned = 9.35022e-05 Jy ! Component: 550 - total flux cleaned = 9.34804e-05 Jy ! Component: 600 - total flux cleaned = 7.03381e-05 Jy ! Component: 650 - total flux cleaned = 2.62724e-05 Jy ! Component: 700 - total flux cleaned = -5.99588e-05 Jy ! Component: 750 - total flux cleaned = -0.000101729 Jy ! Component: 800 - total flux cleaned = -0.000101702 Jy ! Component: 850 - total flux cleaned = -6.17059e-05 Jy ! Component: 900 - total flux cleaned = -8.12616e-05 Jy ! Component: 950 - total flux cleaned = -0.000100045 Jy ! Component: 1000 - total flux cleaned = -0.000118485 Jy ! Total flux subtracted in 1024 components = -0.000100123 Jy ! Clean residual min=-0.001048 max=0.001294 Jy/beam ! Clean residual mean=-0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.184102 Jy keep ! Adding 56 model components to the UV plane model. ! The established model now contains 77 components and 0.184102 Jy ![Exited script file: muppet] wmap "J0401+2110_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8868 x 1.189 at -10.04 degrees (North through East) ! Clean map min=-0.0019206 max=0.17419 Jy/beam ! Writing clean map to FITS file: J0401+2110_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.174189 invert ! Inverting map ! Your choice of large map pixels excluded 15.7% of the data. ! The x-axis pixel size should ideally be below 0.1649 milli-arcsec ! The y-axis pixel size should ideally be below 0.1823 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000334738 device "J0401+2110_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0401+2110_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.576508 0.576508 1.15302 2.30603 4.61206 9.22413 18.4483 36.8965 73.793 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.174 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8868 x 1.189 at -10.04 degrees (North through East) ! Clean map min=-0.0019206 max=0.17419 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0401+2110_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0401+2110_X_2010_10_13_pus_map.gif/vgif' mapplot cln