! Started logfile: J0238+1636_X_2001_03_12_pus_uvs.log on Wed Jan 2 19:49:50 2013 obs J0238+1636_X_2001_03_12_pus_uva.fits ! Reading UV FITS file: J0238+1636_X_2001_03_12_pus_uva.fits ! AN table 1: 108 integrations on 136 of 136 possible baselines. ! AN table 2: 71 integrations on 136 of 136 possible baselines. ! AN table 3: 79 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.156777 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0238+1636 ! ! 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 22004 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 J0238+1636_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 995 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! A total of 863 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 989 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! A total of 863 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 989 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! A total of 863 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 989 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! A total of 863 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.797173Jy sigma=0.006464 ! Fit after self-cal, rms=0.299570Jy sigma=0.002324 ! 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.5393 mas, bmaj=1.197 mas, bpa=-4.176 degrees ! Estimated noise=1050.1 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 = 0.897497 Jy ! Component: 100 - total flux cleaned = 1.1168 Jy ! Total flux subtracted in 100 components = 1.1168 Jy ! Clean residual min=-0.020773 max=0.084532 Jy/beam ! Clean residual mean=-0.000126 rms=0.006807 Jy/beam ! Combined flux in latest and established models = 1.1168 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 1.1168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.245055Jy sigma=0.001771 ! Fit after self-cal, rms=0.245101Jy sigma=0.001771 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0883931 Jy ! Component: 100 - total flux cleaned = 0.130007 Jy ! Total flux subtracted in 100 components = 0.130007 Jy ! Clean residual min=-0.023972 max=0.030155 Jy/beam ! Clean residual mean=-0.000047 rms=0.004626 Jy/beam ! Combined flux in latest and established models = 1.24681 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 1.24681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221975Jy sigma=0.001447 ! Fit after self-cal, rms=0.222002Jy sigma=0.001447 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Added new window around map position (1.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200297 Jy ! Component: 100 - total flux cleaned = 0.0290443 Jy ! Total flux subtracted in 100 components = 0.0290443 Jy ! Clean residual min=-0.023179 max=0.025489 Jy/beam ! Clean residual mean=-0.000027 rms=0.004256 Jy/beam ! Combined flux in latest and established models = 1.27585 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 1.27585 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221781Jy sigma=0.001429 ! Fit after self-cal, rms=0.221602Jy sigma=0.001428 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1574 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 12% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6433 mas, bmaj=1.418 mas, bpa=-2.418 degrees ! Estimated noise=627.994 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 = -0.00213114 Jy ! Component: 100 - total flux cleaned = -0.00155883 Jy ! Component: 150 - total flux cleaned = -0.0015571 Jy ! Component: 200 - total flux cleaned = -0.00155289 Jy ! Total flux subtracted in 200 components = -0.00155289 Jy ! Clean residual min=-0.013273 max=0.011343 Jy/beam ! Clean residual mean=-0.000038 rms=0.002758 Jy/beam ! Combined flux in latest and established models = 1.2743 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 1.2743 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.221432Jy sigma=0.001421 ! Fit after self-cal, rms=0.221404Jy sigma=0.001421 ! Inverting map ! Your choice of large map pixels excluded 12% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HH 1.01 HN 1.00 ! KK 1.00* KP 1.05 LA 1.01 MA 0.89 ! MC 1.00* MK 1.00* NL 1.01 ON 1.00* ! OV 0.99 PT 0.98 SC 0.98 TS 1.00* ! WZ 1.02 ! ! A total of 60 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* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.03 HH 1.00* HN 1.01 ! KK 0.94 KP 1.02 LA 0.97 MA 1.00* ! MC 1.00* MK 0.97 NL 1.00 ON 1.00* ! OV 0.96 PT 0.97 SC 1.16 TS 1.10 ! WZ 1.00* ! ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HH 1.02 HN 0.99 ! KK 1.00* KP 0.99 LA 1.00 MA 0.86 ! MC 1.00* MK 1.00* NL 0.97 ON 1.00* ! OV 0.99 PT 1.01 SC 0.96 TS 1.00* ! WZ 1.03 ! ! A total of 60 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* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.02 HH 1.00* HN 1.01 ! KK 0.94 KP 0.96 LA 0.96 MA 1.00* ! MC 1.00* MK 0.98 NL 0.96 ON 1.00* ! OV 0.96 PT 1.00 SC 1.13 TS 1.10 ! WZ 1.00* ! ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HH 1.09 HN 1.00 ! KK 1.00* KP 0.98 LA 1.03 MA 0.90 ! MC 1.00* MK 1.00* NL 0.98 ON 1.00* ! OV 1.03 PT 1.04 SC 0.99 TS 1.00* ! WZ 1.05 ! ! A total of 60 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* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.99 HH 1.00* HN 1.01 ! KK 1.00 KP 0.94 LA 0.99 MA 1.00* ! MC 1.00* MK 1.00 NL 0.99 ON 1.00* ! OV 1.00 PT 1.04 SC 1.14 TS 1.09 ! WZ 1.00* ! ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HH 1.04 HN 1.00 ! KK 1.00* KP 0.99 LA 1.00 MA 0.96 ! MC 1.00* MK 1.00* NL 0.99 ON 1.00* ! OV 1.01 PT 1.04 SC 1.04 TS 1.00* ! WZ 1.06 ! ! A total of 60 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* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 0.99 HH 1.00* HN 1.03 ! KK 0.96 KP 0.96 LA 0.96 MA 1.00* ! MC 1.00* MK 1.02 NL 0.99 ON 1.00* ! OV 0.98 PT 1.03 SC 1.23 TS 1.09 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.221404Jy sigma=0.001421 ! Fit after self-cal, rms=0.208797Jy sigma=0.001345 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6534 mas, bmaj=1.488 mas, bpa=-2.965 degrees ! Estimated noise=630.673 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 = -0.00835636 Jy ! Component: 100 - total flux cleaned = -0.00866838 Jy ! Component: 150 - total flux cleaned = -0.00918722 Jy ! Component: 200 - total flux cleaned = -0.0091812 Jy ! Total flux subtracted in 200 components = -0.0091812 Jy ! Clean residual min=-0.012538 max=0.007079 Jy/beam ! Clean residual mean=-0.000114 rms=0.002133 Jy/beam ! Combined flux in latest and established models = 1.26512 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 33 components and 1.26512 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207834Jy sigma=0.001339 ! Fit after self-cal, rms=0.207753Jy sigma=0.001339 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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=0.207753Jy sigma=0.001339 ! Fit after self-cal, rms=0.200114Jy sigma=0.001227 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6544 mas, bmaj=1.485 mas, bpa=-3.111 degrees ! Estimated noise=630.067 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000383326 Jy ! Component: 100 - total flux cleaned = 0.0011333 Jy ! Component: 150 - total flux cleaned = 0.00114008 Jy ! Component: 200 - total flux cleaned = 0.00134367 Jy ! Total flux subtracted in 200 components = 0.00134367 Jy ! Clean residual min=-0.004668 max=0.004787 Jy/beam ! Clean residual mean=0.000011 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 1.26646 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 1.26646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199458Jy sigma=0.001222 ! Fit after self-cal, rms=0.199463Jy sigma=0.001222 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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) ! Added new window around map position (2.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103309 Jy ! Component: 100 - total flux cleaned = 0.00119867 Jy ! Component: 150 - total flux cleaned = 0.00103641 Jy ! Component: 200 - total flux cleaned = 0.00103628 Jy ! Total flux subtracted in 200 components = 0.00103628 Jy ! Clean residual min=-0.004226 max=0.004063 Jy/beam ! Clean residual mean=0.000014 rms=0.001061 Jy/beam ! Combined flux in latest and established models = 1.2675 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 1.2675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199145Jy sigma=0.001220 ! Fit after self-cal, rms=0.199133Jy sigma=0.001220 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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=0.199133Jy sigma=0.001220 ! Fit after self-cal, rms=0.199430Jy sigma=0.001219 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6552 mas, bmaj=1.484 mas, bpa=-3.159 degrees ! Estimated noise=630.095 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00076537 Jy ! Component: 100 - total flux cleaned = -0.000253094 Jy ! Component: 150 - total flux cleaned = 5.23428e-05 Jy ! Component: 200 - total flux cleaned = 0.000194956 Jy ! Total flux subtracted in 200 components = 0.000194956 Jy ! Clean residual min=-0.003989 max=0.003665 Jy/beam ! Clean residual mean=0.000013 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 1.2677 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 1.2677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199105Jy sigma=0.001217 ! Fit after self-cal, rms=0.199095Jy sigma=0.001217 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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 = 0.00041446 Jy ! Component: 100 - total flux cleaned = 0.000422031 Jy ! Component: 150 - total flux cleaned = 0.00042681 Jy ! Component: 200 - total flux cleaned = 0.000429495 Jy ! Total flux subtracted in 200 components = 0.000429495 Jy ! Clean residual min=-0.003866 max=0.003439 Jy/beam ! Clean residual mean=0.000014 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.26812 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 49 components and 1.26812 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198909Jy sigma=0.001216 ! Fit after self-cal, rms=0.198902Jy sigma=0.001216 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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=0.198902Jy sigma=0.001216 ! Fit after self-cal, rms=0.198835Jy sigma=0.001215 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=2.557 mas, bmaj=3.046 mas, bpa=-25.42 degrees ! Estimated noise=798.292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140651 Jy ! Component: 100 - total flux cleaned = 0.00154554 Jy ! Component: 150 - total flux cleaned = 0.00166421 Jy ! Component: 200 - total flux cleaned = 0.00173666 Jy ! Total flux subtracted in 200 components = 0.00173666 Jy ! Clean residual min=-0.003533 max=0.003895 Jy/beam ! Clean residual mean=0.000036 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 1.26986 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 53 components and 1.26986 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198806Jy sigma=0.001215 ! Fit after self-cal, rms=0.198806Jy sigma=0.001215 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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 = 0.000233182 Jy ! Component: 100 - total flux cleaned = 0.000267814 Jy ! Component: 150 - total flux cleaned = 0.000296854 Jy ! Component: 200 - total flux cleaned = 0.000350297 Jy ! Total flux subtracted in 200 components = 0.000350297 Jy ! Clean residual min=-0.003471 max=0.003784 Jy/beam ! Clean residual mean=0.000037 rms=0.001180 Jy/beam ! Combined flux in latest and established models = 1.27021 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 1.27021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198792Jy sigma=0.001215 ! Fit after self-cal, rms=0.198792Jy sigma=0.001215 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6559 mas, bmaj=1.482 mas, bpa=-3.176 degrees ! Estimated noise=630.066 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6559 x 1.482 at -3.176 degrees (North through East) ! Clean map min=-0.0041019 max=1.1623 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=0.198792Jy sigma=0.001215 ! Fit after self-cal, rms=0.187967Jy sigma=0.001121 ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6558 mas, bmaj=1.482 mas, bpa=-3.175 degrees ! Estimated noise=629.837 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00147109 Jy ! Component: 100 - total flux cleaned = -0.00136179 Jy ! Component: 150 - total flux cleaned = -0.00125838 Jy ! Component: 200 - total flux cleaned = -0.00126101 Jy ! Total flux subtracted in 200 components = -0.00126101 Jy ! Clean residual min=-0.003532 max=0.003058 Jy/beam ! Clean residual mean=0.000017 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.26895 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 57 components and 1.26895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187796Jy sigma=0.001120 ! Fit after self-cal, rms=0.187791Jy sigma=0.001120 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000180224 Jy ! Component: 100 - total flux cleaned = 0.000267792 Jy ! Component: 150 - total flux cleaned = 0.000343081 Jy ! Component: 200 - total flux cleaned = 0.000337901 Jy ! Total flux subtracted in 200 components = 0.000337901 Jy ! Clean residual min=-0.003441 max=0.003060 Jy/beam ! Clean residual mean=0.000018 rms=0.000862 Jy/beam ! Combined flux in latest and established models = 1.26929 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 1.26929 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187690Jy sigma=0.001119 ! Fit after self-cal, rms=0.187682Jy sigma=0.001119 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187682Jy sigma=0.001119 ! Fit after self-cal, rms=0.187898Jy sigma=0.001119 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.5531 mas, bmaj=1.269 mas, bpa=-5.177 degrees ! Estimated noise=1045.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.900717 Jy ! Component: 100 - total flux cleaned = 1.10703 Jy ! Component: 150 - total flux cleaned = 1.17947 Jy ! Component: 200 - total flux cleaned = 1.21331 Jy ! Total flux subtracted in 200 components = 1.21331 Jy ! Clean residual min=-0.005990 max=0.016390 Jy/beam ! Clean residual mean=-0.000040 rms=0.001788 Jy/beam ! Combined flux in latest and established models = 1.21331 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 10 model components to the UV plane model. ! The established model now contains 10 components and 1.21331 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6564 mas, bmaj=1.482 mas, bpa=-3.201 degrees ! Estimated noise=629.723 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 = 0.0268266 Jy ! Component: 100 - total flux cleaned = 0.0400754 Jy ! Component: 150 - total flux cleaned = 0.0479279 Jy ! Component: 200 - total flux cleaned = 0.0528387 Jy ! Total flux subtracted in 200 components = 0.0528387 Jy ! Clean residual min=-0.003841 max=0.004602 Jy/beam ! Clean residual mean=0.000009 rms=0.000916 Jy/beam ! Combined flux in latest and established models = 1.26615 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 29 components and 1.26615 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Added new window around map position (0.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00351198 Jy ! Component: 100 - total flux cleaned = 0.00450834 Jy ! Component: 150 - total flux cleaned = 0.0052363 Jy ! Component: 200 - total flux cleaned = 0.00560176 Jy ! Total flux subtracted in 200 components = 0.00560176 Jy ! Clean residual min=-0.003510 max=0.003527 Jy/beam ! Clean residual mean=0.000018 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 1.27175 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 41 components and 1.27175 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Added new window around map position (1.4, 15.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238101 Jy ! Component: 100 - total flux cleaned = 0.00254661 Jy ! Component: 150 - total flux cleaned = 0.00270082 Jy ! Component: 200 - total flux cleaned = 0.00277537 Jy ! Total flux subtracted in 200 components = 0.00277537 Jy ! Clean residual min=-0.003256 max=0.002965 Jy/beam ! Clean residual mean=0.000019 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 1.27453 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 1.27453 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=2.557 mas, bmaj=3.047 mas, bpa=-25.38 degrees ! Estimated noise=797.697 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000921034 Jy ! Component: 100 - total flux cleaned = 0.00114861 Jy ! Component: 150 - total flux cleaned = 0.00133775 Jy ! Component: 200 - total flux cleaned = 0.00147969 Jy ! Total flux subtracted in 200 components = 0.00147969 Jy ! Clean residual min=-0.003342 max=0.003149 Jy/beam ! Clean residual mean=0.000037 rms=0.001031 Jy/beam ! Combined flux in latest and established models = 1.27601 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 = 0.00012787 Jy ! Component: 100 - total flux cleaned = 0.000243902 Jy ! Component: 150 - total flux cleaned = 0.000330001 Jy ! Component: 200 - total flux cleaned = 0.000411246 Jy ! Total flux subtracted in 200 components = 0.000411246 Jy ! Clean residual min=-0.003305 max=0.003099 Jy/beam ! Clean residual mean=0.000037 rms=0.001022 Jy/beam ! Combined flux in latest and established models = 1.27642 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 1.27642 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! Estimated beam: bmin=0.6564 mas, bmaj=1.482 mas, bpa=-3.201 degrees ! Estimated noise=629.723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000559506 Jy ! Component: 100 - total flux cleaned = -0.000559545 Jy ! Component: 150 - total flux cleaned = -0.000559272 Jy ! Component: 200 - total flux cleaned = -0.000558311 Jy ! Total flux subtracted in 200 components = -0.000558311 Jy ! Clean residual min=-0.003089 max=0.002980 Jy/beam ! Clean residual mean=0.000017 rms=0.000756 Jy/beam ! Combined flux in latest and established models = 1.27586 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 69 components and 1.27586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188329Jy sigma=0.001121 ! Fit after self-cal, rms=0.188264Jy sigma=0.001120 wmodel J0238+1636_X_2001_03_12_pus_map.mod ! Writing 69 model components to file: J0238+1636_X_2001_03_12_pus_map.mod wobs J0238+1636_X_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J0238+1636_X_2001_03_12_pus_uvs.fits wwins J0238+1636_X_2001_03_12_pus_map.win ! wwins: Wrote 5 windows to J0238+1636_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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000801281 Jy ! Component: 100 - total flux cleaned = -0.00126439 Jy ! Component: 150 - total flux cleaned = -0.00165736 Jy ! Component: 200 - total flux cleaned = -0.00222256 Jy ! Component: 250 - total flux cleaned = -0.00267989 Jy ! Component: 300 - total flux cleaned = -0.00316851 Jy ! Component: 350 - total flux cleaned = -0.00373331 Jy ! Component: 400 - total flux cleaned = -0.00411643 Jy ! Component: 450 - total flux cleaned = -0.00445073 Jy ! Component: 500 - total flux cleaned = -0.00477909 Jy ! Component: 550 - total flux cleaned = -0.00506094 Jy ! Component: 600 - total flux cleaned = -0.00549701 Jy ! Component: 650 - total flux cleaned = -0.00577028 Jy ! Component: 700 - total flux cleaned = -0.00604057 Jy ! Component: 750 - total flux cleaned = -0.00642059 Jy ! Component: 800 - total flux cleaned = -0.00664614 Jy ! Component: 850 - total flux cleaned = -0.0068692 Jy ! Component: 900 - total flux cleaned = -0.00723644 Jy ! Component: 950 - total flux cleaned = -0.00745397 Jy ! Component: 1000 - total flux cleaned = -0.00766969 Jy ! Component: 1050 - total flux cleaned = -0.00788289 Jy ! Component: 1100 - total flux cleaned = -0.00816438 Jy ! Component: 1150 - total flux cleaned = -0.00840823 Jy ! Component: 1200 - total flux cleaned = -0.00875202 Jy ! Component: 1250 - total flux cleaned = -0.00899027 Jy ! Component: 1300 - total flux cleaned = -0.0091928 Jy ! Component: 1350 - total flux cleaned = -0.00949435 Jy ! Component: 1400 - total flux cleaned = -0.00989186 Jy ! Component: 1450 - total flux cleaned = -0.00995737 Jy ! Component: 1500 - total flux cleaned = -0.0101205 Jy ! Component: 1550 - total flux cleaned = -0.0103787 Jy ! Component: 1600 - total flux cleaned = -0.0105709 Jy ! Component: 1650 - total flux cleaned = -0.0107934 Jy ! Component: 1700 - total flux cleaned = -0.0109514 Jy ! Component: 1750 - total flux cleaned = -0.011108 Jy ! Component: 1800 - total flux cleaned = -0.0113256 Jy ! Component: 1850 - total flux cleaned = -0.0114489 Jy ! Component: 1900 - total flux cleaned = -0.0115406 Jy ! Component: 1950 - total flux cleaned = -0.0117232 Jy ! Component: 2000 - total flux cleaned = -0.0118742 Jy ! Total flux subtracted in 2048 components = -0.0119639 Jy ! Clean residual min=-0.001979 max=0.001549 Jy/beam ! Clean residual mean=0.000009 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 1.26389 Jy keep ! Adding 163 model components to the UV plane model. ! The established model now contains 232 components and 1.26389 Jy ![Exited script file: muppet] wmap "J0238+1636_X_2001_03_12_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6564 x 1.482 at -3.201 degrees (North through East) ! Clean map min=-0.0031942 max=1.1651 Jy/beam ! Writing clean map to FITS file: J0238+1636_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 1.1651 invert ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1574 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000533146 device "J0238+1636_X_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J0238+1636_X_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.137279 0.137279 0.274558 0.549115 1.09823 2.19646 4.39292 8.78584 17.5717 35.1434 70.2868 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.165 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6564 x 1.482 at -3.201 degrees (North through East) ! Clean map min=-0.0031942 max=1.1651 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J0238+1636_X_2001_03_12_pus_uvs.log closed on Wed Jan 2 19:49:58 2013