! Started logfile: 1832+687_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:57:58 2011 obs 1832+687_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: 1832+687_X_2010_10_13_pus_uva.fits ! AN table 1: Unused. ! AN table 2: 190 integrations on 105 of 105 possible baselines. ! AN table 3: Unused. ! AN table 4: Unused. ! AN table 5: Unused. ! Apparent sampling: 0.482105 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: 1832+687 ! ! 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 5974 lines of history. ! ! Reading 38472 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 1832+687_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 890 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1007 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 960 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1007 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007549Jy sigma=0.013544 ! Fit after self-cal, rms=0.957481Jy sigma=0.012910 ! 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 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.4708 mas, bmaj=0.9278 mas, bpa=-37.43 degrees ! Estimated noise=818.655 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 = 0.0374024 Jy ! Component: 100 - total flux cleaned = 0.0463318 Jy ! Total flux subtracted in 100 components = 0.0463318 Jy ! Clean residual min=-0.004212 max=0.003993 Jy/beam ! Clean residual mean=0.000007 rms=0.001107 Jy/beam ! Combined flux in latest and established models = 0.0463318 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0463318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113283Jy sigma=0.001312 ! Fit after self-cal, rms=0.111553Jy sigma=0.001288 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00648776 Jy ! Component: 100 - total flux cleaned = 0.00708169 Jy ! Total flux subtracted in 100 components = 0.00708169 Jy ! Clean residual min=-0.004028 max=0.003841 Jy/beam ! Clean residual mean=-0.000001 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 0.0534135 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0534135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111213Jy sigma=0.001285 ! Fit after self-cal, rms=0.111100Jy sigma=0.001285 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.5645 mas, bmaj=1.163 mas, bpa=-41.34 degrees ! Estimated noise=292.218 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 = 0.00100028 Jy ! Component: 100 - total flux cleaned = 0.000994265 Jy ! Component: 150 - total flux cleaned = 0.000993834 Jy ! Component: 200 - total flux cleaned = 0.00103372 Jy ! Total flux subtracted in 200 components = 0.00103372 Jy ! Clean residual min=-0.002194 max=0.001967 Jy/beam ! Clean residual mean=-0.000056 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0544472 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0544472 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.111025Jy sigma=0.001284 ! Fit after self-cal, rms=0.110928Jy sigma=0.001284 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.86 HH 1.00* HN 0.78 ! KB 1.13 KK 1.00* KP 0.97 LA 1.05 ! MK 1.15 NL 1.09 NY 1.00* OV 1.07 ! PT 1.00 SC 1.00 TS 1.04 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HH 1.00* HN 0.86 ! KB 1.09 KK 1.00* KP 0.99 LA 0.93 ! MK 1.08 NL 1.04 NY 1.00* OV 1.11 ! PT 1.09 SC 0.99 TS 1.03 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.97 HH 1.00* HN 0.80 ! KB 1.10 KK 1.00* KP 1.00 LA 0.97 ! MK 1.02 NL 1.00 NY 1.00* OV 1.02 ! PT 1.10 SC 0.98 TS 1.02 ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.86 HH 1.00* HN 0.75 ! KB 1.05 KK 1.00* KP 1.00 LA 1.05 ! MK 0.94 NL 0.99 NY 1.00* OV 1.13 ! PT 1.12 SC 0.95 TS 0.88 ! ! ! Fit before self-cal, rms=0.110928Jy sigma=0.001284 ! Fit after self-cal, rms=0.102724Jy sigma=0.001281 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.5672 mas, bmaj=1.15 mas, bpa=-41.84 degrees ! Estimated noise=289.963 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 = 0.000337891 Jy ! Component: 100 - total flux cleaned = 0.000338216 Jy ! Component: 150 - total flux cleaned = 0.000338431 Jy ! Component: 200 - total flux cleaned = 0.000337999 Jy ! Total flux subtracted in 200 components = 0.000337999 Jy ! Clean residual min=-0.001599 max=0.001957 Jy/beam ! Clean residual mean=0.000032 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0547852 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.0547852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102720Jy sigma=0.001281 ! Fit after self-cal, rms=0.102511Jy sigma=0.001279 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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=0.102511Jy sigma=0.001279 ! Fit after self-cal, rms=0.101609Jy sigma=0.001278 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.5658 mas, bmaj=1.145 mas, bpa=-41.87 degrees ! Estimated noise=287.842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00030991 Jy ! Component: 100 - total flux cleaned = 0.000309006 Jy ! Component: 150 - total flux cleaned = 0.000308585 Jy ! Component: 200 - total flux cleaned = 0.000309089 Jy ! Total flux subtracted in 200 components = 0.000309089 Jy ! Clean residual min=-0.001294 max=0.001686 Jy/beam ! Clean residual mean=0.000043 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0550943 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.0550943 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101606Jy sigma=0.001278 ! Fit after self-cal, rms=0.101616Jy sigma=0.001278 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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 = 0.000222305 Jy ! Component: 100 - total flux cleaned = 0.000209265 Jy ! Component: 150 - total flux cleaned = 0.000197537 Jy ! Component: 200 - total flux cleaned = 0.000176817 Jy ! Total flux subtracted in 200 components = 0.000176817 Jy ! Clean residual min=-0.001336 max=0.001802 Jy/beam ! Clean residual mean=0.000033 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0552711 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.0552711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101613Jy sigma=0.001278 ! Fit after self-cal, rms=0.101605Jy sigma=0.001278 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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=0.101605Jy sigma=0.001278 ! Fit after self-cal, rms=0.101803Jy sigma=0.001278 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.564 mas, bmaj=1.14 mas, bpa=-41.63 degrees ! Estimated noise=286.902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206046 Jy ! Component: 100 - total flux cleaned = 0.000192831 Jy ! Component: 150 - total flux cleaned = 0.000193137 Jy ! Component: 200 - total flux cleaned = 0.000202001 Jy ! Total flux subtracted in 200 components = 0.000202001 Jy ! Clean residual min=-0.001335 max=0.001701 Jy/beam ! Clean residual mean=0.000040 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.0554731 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.0554731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101800Jy sigma=0.001277 ! Fit after self-cal, rms=0.101824Jy sigma=0.001277 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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 = 3.65274e-05 Jy ! Component: 100 - total flux cleaned = 2.58098e-05 Jy ! Component: 150 - total flux cleaned = 2.5119e-05 Jy ! Component: 200 - total flux cleaned = 2.48727e-05 Jy ! Total flux subtracted in 200 components = 2.48727e-05 Jy ! Clean residual min=-0.001337 max=0.001710 Jy/beam ! Clean residual mean=0.000041 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.055498 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.055498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101822Jy sigma=0.001277 ! Fit after self-cal, rms=0.101815Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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=0.101815Jy sigma=0.001277 ! Fit after self-cal, rms=0.101831Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=2.13 mas, bmaj=3.4 mas, bpa=-87.84 degrees ! Estimated noise=428.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000645334 Jy ! Component: 100 - total flux cleaned = 0.000632762 Jy ! Component: 150 - total flux cleaned = 0.00062279 Jy ! Component: 200 - total flux cleaned = 0.000624274 Jy ! Total flux subtracted in 200 components = 0.000624274 Jy ! Clean residual min=-0.001968 max=0.002566 Jy/beam ! Clean residual mean=0.000092 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.0561222 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 30 components and 0.0561222 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101836Jy sigma=0.001277 ! Fit after self-cal, rms=0.101859Jy sigma=0.001277 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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 = 4.93814e-05 Jy ! Component: 100 - total flux cleaned = 4.95021e-05 Jy ! Component: 150 - total flux cleaned = 3.80483e-05 Jy ! Component: 200 - total flux cleaned = 1.78722e-05 Jy ! Total flux subtracted in 200 components = 1.78722e-05 Jy ! Clean residual min=-0.001947 max=0.002593 Jy/beam ! Clean residual mean=0.000090 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.0561401 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 31 components and 0.0561401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101864Jy sigma=0.001277 ! Fit after self-cal, rms=0.101865Jy sigma=0.001277 ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.5621 mas, bmaj=1.137 mas, bpa=-41.41 degrees ! Estimated noise=285.984 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5621 x 1.137 at -41.41 degrees (North through East) ! Clean map min=-0.0012494 max=0.049275 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 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.4664 mas, bmaj=0.9195 mas, bpa=-37.51 degrees ! Estimated noise=774.872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.03821 Jy ! Component: 100 - total flux cleaned = 0.0489729 Jy ! Component: 150 - total flux cleaned = 0.0531311 Jy ! Component: 200 - total flux cleaned = 0.0536064 Jy ! Total flux subtracted in 200 components = 0.0536064 Jy ! Clean residual min=-0.003228 max=0.003514 Jy/beam ! Clean residual mean=0.000009 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.0536064 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0536064 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.5621 mas, bmaj=1.137 mas, bpa=-41.41 degrees ! Estimated noise=285.984 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188951 Jy ! Component: 100 - total flux cleaned = 0.00209289 Jy ! Component: 150 - total flux cleaned = 0.0021712 Jy ! Component: 200 - total flux cleaned = 0.00223843 Jy ! Total flux subtracted in 200 components = 0.00223843 Jy ! Clean residual min=-0.001392 max=0.001635 Jy/beam ! Clean residual mean=0.000030 rms=0.000435 Jy/beam ! Combined flux in latest and established models = 0.0558449 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.0558449 Jy ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 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 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=2.13 mas, bmaj=3.4 mas, bpa=-87.84 degrees ! Estimated noise=428.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000983712 Jy ! Component: 100 - total flux cleaned = 0.00112346 Jy ! Component: 150 - total flux cleaned = 0.00119091 Jy ! Component: 200 - total flux cleaned = 0.00121149 Jy ! Total flux subtracted in 200 components = 0.00121149 Jy ! Clean residual min=-0.001995 max=0.002526 Jy/beam ! Clean residual mean=0.000037 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.0570563 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 = 3.65316e-05 Jy ! Component: 100 - total flux cleaned = 7.01923e-05 Jy ! Component: 150 - total flux cleaned = 0.000118223 Jy ! Component: 200 - total flux cleaned = 0.000163283 Jy ! Total flux subtracted in 200 components = 0.000163283 Jy ! Clean residual min=-0.001992 max=0.002519 Jy/beam ! Clean residual mean=0.000029 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.0572196 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.0572196 Jy ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! Estimated beam: bmin=0.5621 mas, bmaj=1.137 mas, bpa=-41.41 degrees ! Estimated noise=285.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000243196 Jy ! Component: 100 - total flux cleaned = -0.000327904 Jy ! Component: 150 - total flux cleaned = -0.00037721 Jy ! Component: 200 - total flux cleaned = -0.000422332 Jy ! Total flux subtracted in 200 components = -0.000422332 Jy ! Clean residual min=-0.001413 max=0.001422 Jy/beam ! Clean residual mean=0.000015 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0567973 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.0567973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.101857Jy sigma=0.001277 ! Fit after self-cal, rms=0.101851Jy sigma=0.001277 wmodel 1832+687_X_2010_10_13_pus_map.mod ! Writing 47 model components to file: 1832+687_X_2010_10_13_pus_map.mod wobs 1832+687_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: 1832+687_X_2010_10_13_pus_uvs.fits wwins 1832+687_X_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to 1832+687_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 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000390771 Jy ! Component: 100 - total flux cleaned = 0.000391159 Jy ! Component: 150 - total flux cleaned = 0.000414605 Jy ! Component: 200 - total flux cleaned = 0.000437621 Jy ! Component: 250 - total flux cleaned = 0.000437586 Jy ! Component: 300 - total flux cleaned = 0.000458961 Jy ! Component: 350 - total flux cleaned = 0.000541315 Jy ! Component: 400 - total flux cleaned = 0.000561053 Jy ! Component: 450 - total flux cleaned = 0.000620151 Jy ! Component: 500 - total flux cleaned = 0.000677834 Jy ! Component: 550 - total flux cleaned = 0.000753003 Jy ! Component: 600 - total flux cleaned = 0.000789791 Jy ! Component: 650 - total flux cleaned = 0.000862261 Jy ! Component: 700 - total flux cleaned = 0.000933061 Jy ! Component: 750 - total flux cleaned = 0.000950224 Jy ! Component: 800 - total flux cleaned = 0.00100151 Jy ! Component: 850 - total flux cleaned = 0.00103515 Jy ! Component: 900 - total flux cleaned = 0.00110143 Jy ! Component: 950 - total flux cleaned = 0.0011505 Jy ! Component: 1000 - total flux cleaned = 0.00119875 Jy ! Total flux subtracted in 1024 components = 0.00121463 Jy ! Clean residual min=-0.000794 max=0.000794 Jy/beam ! Clean residual mean=0.000017 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.0580119 Jy keep ! Adding 75 model components to the UV plane model. ! The established model now contains 122 components and 0.0580119 Jy ![Exited script file: muppet] wmap "1832+687_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5621 x 1.137 at -41.41 degrees (North through East) ! Clean map min=-0.0012911 max=0.04866 Jy/beam ! Writing clean map to FITS file: 1832+687_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 0.0486596 invert ! Inverting map ! Your choice of large map pixels excluded 2.69% of the data. ! The x-axis pixel size should ideally be below 0.1844 milli-arcsec ! The y-axis pixel size should ideally be below 0.1686 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000320992 device "1832+687_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: '1832+687_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.97901 1.97901 3.95802 7.91604 15.8321 31.6641 63.3283 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.048 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5621 x 1.137 at -41.41 degrees (North through East) ! Clean map min=-0.0012911 max=0.04866 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "1832+687_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: '1832+687_X_2010_10_13_pus_map.gif/vgif' mapplot cln