! Started logfile: J0203+1134_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:49:12 2013 obs J0203+1134_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0203+1134_X_2001_03_12_pus_uva.fits ! AN table 1: 249 integrations on 136 of 136 possible baselines. ! AN table 2: 204 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.140664 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0203+1134 ! ! 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 1753 lines of history. ! ! Reading 34664 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 J0203+1134_X_2001_03_12_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 2575 telescope corrections were flagged in sub-array 1. ! A total of 2844 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2575 telescope corrections were flagged in sub-array 1. ! A total of 2818 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2575 telescope corrections were flagged in sub-array 1. ! A total of 2830 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2575 telescope corrections were flagged in sub-array 1. ! A total of 2911 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.553394Jy sigma=0.005509 ! Fit after self-cal, rms=0.460052Jy sigma=0.004921 ! 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 3.27% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.4874 mas, bmaj=1.218 mas, bpa=-1.982 degrees ! Estimated noise=1114.58 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 = 0.429194 Jy ! Component: 100 - total flux cleaned = 0.593249 Jy ! Total flux subtracted in 100 components = 0.593249 Jy ! Clean residual min=-0.027829 max=0.075414 Jy/beam ! Clean residual mean=-0.000054 rms=0.009140 Jy/beam ! Combined flux in latest and established models = 0.593249 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.593249 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213583Jy sigma=0.002016 ! Fit after self-cal, rms=0.213360Jy sigma=0.002014 ! Inverting map ! Your choice of large map pixels excluded 3.27% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0829011 Jy ! Component: 100 - total flux cleaned = 0.12494 Jy ! Total flux subtracted in 100 components = 0.12494 Jy ! Clean residual min=-0.022468 max=0.032705 Jy/beam ! Clean residual mean=-0.000024 rms=0.006060 Jy/beam ! Combined flux in latest and established models = 0.718189 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.718189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167248Jy sigma=0.001490 ! Fit after self-cal, rms=0.167193Jy sigma=0.001489 ! Inverting map ! Your choice of large map pixels excluded 3.27% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 3.27% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6184 mas, bmaj=1.655 mas, bpa=-2.854 degrees ! Estimated noise=400.37 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 (-0.6, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0412535 Jy ! Component: 100 - total flux cleaned = 0.0619591 Jy ! Component: 150 - total flux cleaned = 0.0748107 Jy ! Component: 200 - total flux cleaned = 0.0785201 Jy ! Total flux subtracted in 200 components = 0.0785201 Jy ! Clean residual min=-0.016493 max=0.014571 Jy/beam ! Clean residual mean=-0.000002 rms=0.003420 Jy/beam ! Combined flux in latest and established models = 0.796709 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 0.796709 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158114Jy sigma=0.001372 ! Fit after self-cal, rms=0.157557Jy sigma=0.001365 ! Inverting map ! Your choice of large map pixels excluded 3.27% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HH 1.00* HN 1.00 ! KK 0.96 KP 1.01 LA 0.98 MA 1.00* ! MC 1.00* MK 0.99 NL 0.98 ON 1.00* ! OV 0.97 PT 0.96 SC 1.03 TS 1.34 ! WZ 1.00* ! ! A total of 240 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.71 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.94 ! MC 1.03 MK 1.00* NL 1.00* ON 1.00 ! OV 1.00* PT 1.00* SC 1.00* TS 0.52 ! WZ 1.05 ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HH 1.00* HN 1.00 ! KK 0.94 KP 0.95 LA 0.98 MA 1.00* ! MC 1.00* MK 0.99 NL 0.94 ON 1.00* ! OV 0.97 PT 1.00 SC 1.00 TS 1.33 ! WZ 1.00* ! ! A total of 264 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.78 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.93 ! MC 1.04 MK 1.00* NL 1.00* ON 0.97 ! OV 1.00* PT 1.00* SC 1.00* TS 0.51 ! WZ 1.09 ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HH 1.00* HN 1.01 ! KK 1.03 KP 0.94 LA 1.01 MA 1.00* ! MC 1.00* MK 1.01 NL 0.99 ON 1.00* ! OV 1.01 PT 1.04 SC 1.02 TS 1.33 ! WZ 1.00* ! ! A total of 258 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.80 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 0.94 ! MC 1.11 MK 1.00* NL 1.00* ON 1.00 ! OV 1.00* PT 1.00* SC 1.00* TS 0.51 ! WZ 1.10 ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HH 1.00* HN 1.03 ! KK 0.97 KP 0.95 LA 0.98 MA 1.00* ! MC 1.00* MK 1.04 NL 1.00 ON 1.00* ! OV 0.99 PT 1.03 SC 1.06 TS 1.34 ! WZ 1.00* ! ! A total of 258 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.75 HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 1.49 ! MC 1.03 MK 1.00* NL 1.00* ON 1.06 ! OV 1.00* PT 1.00* SC 1.00* TS 0.52 ! WZ 1.11 ! ! ! Fit before self-cal, rms=0.157557Jy sigma=0.001365 ! Fit after self-cal, rms=0.143765Jy sigma=0.001226 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6284 mas, bmaj=1.84 mas, bpa=-3.75 degrees ! Estimated noise=406.821 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 (-3.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00574291 Jy ! Component: 100 - total flux cleaned = 0.00669571 Jy ! Component: 150 - total flux cleaned = 0.00670872 Jy ! Component: 200 - total flux cleaned = 0.00627649 Jy ! Total flux subtracted in 200 components = 0.00627649 Jy ! Clean residual min=-0.006892 max=0.005597 Jy/beam ! Clean residual mean=0.000004 rms=0.001408 Jy/beam ! Combined flux in latest and established models = 0.802986 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.802986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142125Jy sigma=0.001217 ! Fit after self-cal, rms=0.142744Jy sigma=0.001216 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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=0.142744Jy sigma=0.001216 ! Fit after self-cal, rms=0.141852Jy sigma=0.001215 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6303 mas, bmaj=1.838 mas, bpa=-3.815 degrees ! Estimated noise=406.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.77014e-06 Jy ! Component: 100 - total flux cleaned = -0.000595034 Jy ! Component: 150 - total flux cleaned = -0.00150304 Jy ! Component: 200 - total flux cleaned = -0.00183359 Jy ! Total flux subtracted in 200 components = -0.00183359 Jy ! Clean residual min=-0.006264 max=0.005182 Jy/beam ! Clean residual mean=0.000001 rms=0.001265 Jy/beam ! Combined flux in latest and established models = 0.801152 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 56 components and 0.801152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141101Jy sigma=0.001211 ! Fit after self-cal, rms=0.141036Jy sigma=0.001211 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 = 0.000572397 Jy ! Component: 100 - total flux cleaned = 0.000256216 Jy ! Component: 150 - total flux cleaned = 0.000104701 Jy ! Component: 200 - total flux cleaned = -3.07431e-05 Jy ! Total flux subtracted in 200 components = -3.07431e-05 Jy ! Clean residual min=-0.005920 max=0.004621 Jy/beam ! Clean residual mean=0.000001 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 0.801121 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.801121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140524Jy sigma=0.001209 ! Fit after self-cal, rms=0.140486Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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=0.140486Jy sigma=0.001209 ! Fit after self-cal, rms=0.140017Jy sigma=0.001208 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.633 mas, bmaj=1.838 mas, bpa=-3.918 degrees ! Estimated noise=406.783 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000215054 Jy ! Component: 100 - total flux cleaned = -0.000641622 Jy ! Component: 150 - total flux cleaned = -0.00077486 Jy ! Component: 200 - total flux cleaned = -0.000898716 Jy ! Total flux subtracted in 200 components = -0.000898716 Jy ! Clean residual min=-0.005307 max=0.004546 Jy/beam ! Clean residual mean=-0.000001 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.800223 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 64 components and 0.800223 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139573Jy sigma=0.001206 ! Fit after self-cal, rms=0.139519Jy sigma=0.001206 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 = 0.000457753 Jy ! Component: 100 - total flux cleaned = 0.000330879 Jy ! Component: 150 - total flux cleaned = -2.30827e-05 Jy ! Component: 200 - total flux cleaned = -0.000248349 Jy ! Total flux subtracted in 200 components = -0.000248349 Jy ! Clean residual min=-0.005207 max=0.004236 Jy/beam ! Clean residual mean=-0.000002 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.799974 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.799974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139181Jy sigma=0.001205 ! Fit after self-cal, rms=0.139155Jy sigma=0.001205 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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=0.139155Jy sigma=0.001205 ! Fit after self-cal, rms=0.138985Jy sigma=0.001204 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=2.367 mas, bmaj=3.117 mas, bpa=-12.43 degrees ! Estimated noise=530.979 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635481 Jy ! Component: 100 - total flux cleaned = 0.000666807 Jy ! Component: 150 - total flux cleaned = 0.000501968 Jy ! Component: 200 - total flux cleaned = 0.000362315 Jy ! Total flux subtracted in 200 components = 0.000362315 Jy ! Clean residual min=-0.003572 max=0.003094 Jy/beam ! Clean residual mean=-0.000003 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.800337 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 77 components and 0.800337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138912Jy sigma=0.001204 ! Fit after self-cal, rms=0.138866Jy sigma=0.001204 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 = 9.48145e-05 Jy ! Component: 100 - total flux cleaned = 0.00023995 Jy ! Component: 150 - total flux cleaned = 0.00016476 Jy ! Component: 200 - total flux cleaned = 0.000167158 Jy ! Total flux subtracted in 200 components = 0.000167158 Jy ! Clean residual min=-0.003562 max=0.003017 Jy/beam ! Clean residual mean=-0.000002 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.800504 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 82 components and 0.800504 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138853Jy sigma=0.001204 ! Fit after self-cal, rms=0.138838Jy sigma=0.001204 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6357 mas, bmaj=1.837 mas, bpa=-4.044 degrees ! Estimated noise=407.459 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6357 x 1.837 at -4.044 degrees (North through East) ! Clean map min=-0.0096294 max=0.57788 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=0.138838Jy sigma=0.001204 ! Fit after self-cal, rms=0.128172Jy sigma=0.001119 ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6353 mas, bmaj=1.828 mas, bpa=-4.009 degrees ! Estimated noise=406.835 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000603257 Jy ! Component: 100 - total flux cleaned = -0.00084142 Jy ! Component: 150 - total flux cleaned = -0.0011482 Jy ! Component: 200 - total flux cleaned = -0.00134053 Jy ! Total flux subtracted in 200 components = -0.00134053 Jy ! Clean residual min=-0.004944 max=0.003680 Jy/beam ! Clean residual mean=0.000000 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.799163 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 88 components and 0.799163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127885Jy sigma=0.001118 ! Fit after self-cal, rms=0.127878Jy sigma=0.001118 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.80279e-05 Jy ! Component: 100 - total flux cleaned = -0.000243115 Jy ! Component: 150 - total flux cleaned = -0.000327018 Jy ! Component: 200 - total flux cleaned = -0.000411401 Jy ! Total flux subtracted in 200 components = -0.000411401 Jy ! Clean residual min=-0.004754 max=0.003631 Jy/beam ! Clean residual mean=-0.000001 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 0.798752 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.798752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127694Jy sigma=0.001117 ! Fit after self-cal, rms=0.127685Jy sigma=0.001117 ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127685Jy sigma=0.001117 ! Fit after self-cal, rms=0.127641Jy sigma=0.001116 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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.4852 mas, bmaj=1.347 mas, bpa=-3.423 degrees ! Estimated noise=1175.99 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.441781 Jy ! Component: 100 - total flux cleaned = 0.602029 Jy ! Component: 150 - total flux cleaned = 0.679632 Jy ! Component: 200 - total flux cleaned = 0.7218 Jy ! Total flux subtracted in 200 components = 0.7218 Jy ! Clean residual min=-0.011348 max=0.021136 Jy/beam ! Clean residual mean=-0.000017 rms=0.003187 Jy/beam ! Combined flux in latest and established models = 0.7218 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.7218 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6383 mas, bmaj=1.827 mas, bpa=-4.152 degrees ! Estimated noise=407.692 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 = 0.0354986 Jy ! Component: 100 - total flux cleaned = 0.0537366 Jy ! Component: 150 - total flux cleaned = 0.0634186 Jy ! Component: 200 - total flux cleaned = 0.0666592 Jy ! Total flux subtracted in 200 components = 0.0666592 Jy ! Clean residual min=-0.006409 max=0.006085 Jy/beam ! Clean residual mean=-0.000013 rms=0.001413 Jy/beam ! Combined flux in latest and established models = 0.788459 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.788459 Jy ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=2.366 mas, bmaj=3.115 mas, bpa=-12.33 degrees ! Estimated noise=530.394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00827509 Jy ! Component: 100 - total flux cleaned = 0.0117637 Jy ! Component: 150 - total flux cleaned = 0.0124938 Jy ! Component: 200 - total flux cleaned = 0.0127131 Jy ! Total flux subtracted in 200 components = 0.0127131 Jy ! Clean residual min=-0.003627 max=0.003281 Jy/beam ! Clean residual mean=0.000001 rms=0.001014 Jy/beam ! Combined flux in latest and established models = 0.801172 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 = 0.000248099 Jy ! Component: 100 - total flux cleaned = 0.00030211 Jy ! Component: 150 - total flux cleaned = 0.000353386 Jy ! Component: 200 - total flux cleaned = 0.000303622 Jy ! Total flux subtracted in 200 components = 0.000303622 Jy ! Clean residual min=-0.003556 max=0.003174 Jy/beam ! Clean residual mean=0.000002 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 0.801476 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.801476 Jy ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! Estimated beam: bmin=0.6383 mas, bmaj=1.827 mas, bpa=-4.152 degrees ! Estimated noise=407.692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000585526 Jy ! Component: 100 - total flux cleaned = -0.000914898 Jy ! Component: 150 - total flux cleaned = -0.0010652 Jy ! Component: 200 - total flux cleaned = -0.00106531 Jy ! Total flux subtracted in 200 components = -0.00106531 Jy ! Clean residual min=-0.005514 max=0.004593 Jy/beam ! Clean residual mean=-0.000001 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.800411 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 72 components and 0.800411 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.127182Jy sigma=0.001118 ! Fit after self-cal, rms=0.127022Jy sigma=0.001117 wmodel J0203+1134_X_2001_03_12_pus_map.mod ! Writing 72 model components to file: J0203+1134_X_2001_03_12_pus_map.mod wobs J0203+1134_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0203+1134_X_2001_03_12_pus_uvs.fits wwins J0203+1134_X_2001_03_12_pus_map.win ! wwins: Wrote 3 windows to J0203+1134_X_2001_03_12_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 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00240945 Jy ! Component: 100 - total flux cleaned = -0.00409775 Jy ! Component: 150 - total flux cleaned = -0.00535028 Jy ! Component: 200 - total flux cleaned = -0.00618217 Jy ! Component: 250 - total flux cleaned = -0.00657806 Jy ! Component: 300 - total flux cleaned = -0.00689439 Jy ! Component: 350 - total flux cleaned = -0.0071373 Jy ! Component: 400 - total flux cleaned = -0.00754976 Jy ! Component: 450 - total flux cleaned = -0.00783495 Jy ! Component: 500 - total flux cleaned = -0.00816673 Jy ! Component: 550 - total flux cleaned = -0.0084344 Jy ! Component: 600 - total flux cleaned = -0.00843322 Jy ! Component: 650 - total flux cleaned = -0.00868827 Jy ! Component: 700 - total flux cleaned = -0.00869022 Jy ! Component: 750 - total flux cleaned = -0.00883782 Jy ! Component: 800 - total flux cleaned = -0.00898222 Jy ! Component: 850 - total flux cleaned = -0.00907604 Jy ! Component: 900 - total flux cleaned = -0.00921352 Jy ! Component: 950 - total flux cleaned = -0.00930318 Jy ! Component: 1000 - total flux cleaned = -0.00934698 Jy ! Component: 1050 - total flux cleaned = -0.00925892 Jy ! Component: 1100 - total flux cleaned = -0.00930218 Jy ! Component: 1150 - total flux cleaned = -0.00930271 Jy ! Component: 1200 - total flux cleaned = -0.00926081 Jy ! Component: 1250 - total flux cleaned = -0.00930138 Jy ! Component: 1300 - total flux cleaned = -0.00922065 Jy ! Component: 1350 - total flux cleaned = -0.0093398 Jy ! Component: 1400 - total flux cleaned = -0.00922256 Jy ! Component: 1450 - total flux cleaned = -0.00941593 Jy ! Component: 1500 - total flux cleaned = -0.00937787 Jy ! Component: 1550 - total flux cleaned = -0.00945277 Jy ! Component: 1600 - total flux cleaned = -0.00937805 Jy ! Component: 1650 - total flux cleaned = -0.00952518 Jy ! Component: 1700 - total flux cleaned = -0.00948838 Jy ! Component: 1750 - total flux cleaned = -0.0095605 Jy ! Component: 1800 - total flux cleaned = -0.00959608 Jy ! Component: 1850 - total flux cleaned = -0.00987583 Jy ! Component: 1900 - total flux cleaned = -0.00984079 Jy ! Component: 1950 - total flux cleaned = -0.00994341 Jy ! Component: 2000 - total flux cleaned = -0.0100114 Jy ! Total flux subtracted in 2048 components = -0.0100786 Jy ! Clean residual min=-0.001663 max=0.001735 Jy/beam ! Clean residual mean=-0.000003 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.790332 Jy keep ! Adding 116 model components to the UV plane model. ! The established model now contains 187 components and 0.790332 Jy ![Exited script file: muppet] wmap "J0203+1134_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6383 x 1.827 at -4.152 degrees (North through East) ! Clean map min=-0.0080463 max=0.57542 Jy/beam ! Writing clean map to FITS file: J0203+1134_X_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.575418 invert ! Inverting map ! Your choice of large map pixels excluded 3.29% of the data. ! The x-axis pixel size should ideally be below 0.1558 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000573932 device "J0203+1134_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0203+1134_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.299225 0.299225 0.59845 1.1969 2.3938 4.7876 9.5752 19.1504 38.3008 76.6016 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.575 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6383 x 1.827 at -4.152 degrees (North through East) ! Clean map min=-0.0080463 max=0.57542 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0203+1134_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:49:23 2013