! Started logfile: J0006-0623_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:17:14 2008 obs J0006-0623_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0006-0623_X_1998_10_01_pus_uva.fits ! AN table 1: 100 integrations on 136 of 136 possible baselines. ! AN table 2: 111 integrations on 136 of 136 possible baselines. ! AN table 3: 19 integrations on 136 of 136 possible baselines. ! AN table 4: 32 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.178828 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0006-0623 ! ! 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 8.40798e+09 4e+06 1 4e+06 ! 02 2 8.47798e+09 4e+06 1 4e+06 ! 03 3 8.79298e+09 4e+06 1 4e+06 ! 04 4 8.89798e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 2049 lines of history. ! ! Reading 25488 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 J0006-0623_X_1998_10_01_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 1281 telescope corrections were flagged in sub-array 1. ! A total of 981 telescope corrections were flagged in sub-array 2. ! A total of 269 telescope corrections were flagged in sub-array 3. ! A total of 355 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1281 telescope corrections were flagged in sub-array 1. ! A total of 981 telescope corrections were flagged in sub-array 2. ! A total of 269 telescope corrections were flagged in sub-array 3. ! A total of 355 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1281 telescope corrections were flagged in sub-array 1. ! A total of 981 telescope corrections were flagged in sub-array 2. ! A total of 269 telescope corrections were flagged in sub-array 3. ! A total of 355 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1281 telescope corrections were flagged in sub-array 1. ! A total of 981 telescope corrections were flagged in sub-array 2. ! A total of 269 telescope corrections were flagged in sub-array 3. ! A total of 355 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.934501Jy sigma=0.009047 ! Fit after self-cal, rms=0.840504Jy sigma=0.008322 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.602% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.5655 mas, bmaj=1.943 mas, bpa=-6.564 degrees ! Estimated noise=783.847 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 = 1.18432 Jy ! Component: 100 - total flux cleaned = 1.53417 Jy ! Total flux subtracted in 100 components = 1.53417 Jy ! Clean residual min=-0.047378 max=0.151305 Jy/beam ! Clean residual mean=0.001139 rms=0.017946 Jy/beam ! Combined flux in latest and established models = 1.53417 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.53417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.507585Jy sigma=0.004628 ! Fit after self-cal, rms=0.506756Jy sigma=0.004625 ! Inverting map ! Your choice of large map pixels excluded 0.602% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.161896 Jy ! Component: 100 - total flux cleaned = 0.246533 Jy ! Total flux subtracted in 100 components = 0.246533 Jy ! Clean residual min=-0.034576 max=0.112099 Jy/beam ! Clean residual mean=0.000690 rms=0.011850 Jy/beam ! Combined flux in latest and established models = 1.7807 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 1.7807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.424043Jy sigma=0.003512 ! Fit after self-cal, rms=0.423663Jy sigma=0.003510 ! Inverting map ! Your choice of large map pixels excluded 0.602% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Added new window around map position (-1, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0982464 Jy ! Component: 100 - total flux cleaned = 0.14987 Jy ! Total flux subtracted in 100 components = 0.14987 Jy ! Clean residual min=-0.029696 max=0.046812 Jy/beam ! Clean residual mean=0.000355 rms=0.008528 Jy/beam ! Combined flux in latest and established models = 1.93057 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 1.93058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.393128Jy sigma=0.003050 ! Fit after self-cal, rms=0.389499Jy sigma=0.003023 ! Inverting map ! Your choice of large map pixels excluded 0.602% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.602% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.777 mas, bmaj=2.531 mas, bpa=-8.238 degrees ! Estimated noise=480.61 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 = 0.0735588 Jy ! Component: 100 - total flux cleaned = 0.113108 Jy ! Component: 150 - total flux cleaned = 0.137204 Jy ! Component: 200 - total flux cleaned = 0.152157 Jy ! Total flux subtracted in 200 components = 0.152157 Jy ! Clean residual min=-0.027586 max=0.049686 Jy/beam ! Clean residual mean=0.001398 rms=0.009465 Jy/beam ! Combined flux in latest and established models = 2.08273 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 52 components and 2.08273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.379325Jy sigma=0.002815 ! Fit after self-cal, rms=0.378251Jy sigma=0.002806 ! Inverting map ! Your choice of large map pixels excluded 0.602% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 GC 1.00* HN 0.95 ! KK 1.05 KP 0.95 LA 0.96 MK 0.95 ! NL 0.95 NY 1.00* ON 1.00* OV 1.03 ! PT 0.98 SC 1.00 WF 1.05 MC 1.00* ! GN 0.99 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.99 GC 1.00* HN 0.97 ! KK 1.00* KP 0.99 LA 1.01 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00 OV 1.02 ! PT 0.98 SC 1.01 WF 1.07 MC 1.06 ! GN 1.05 ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.07 GC 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 1.02 MK 0.95 ! NL 1.00* NY 1.00* ON 1.00* OV 1.09 ! PT 0.97 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 GC 1.00* HN 1.02 ! KK 1.05 KP 0.97 LA 0.92 MK 0.95 ! NL 0.97 NY 1.00* ON 1.00* OV 1.02 ! PT 0.97 SC 0.98 WF 1.06 MC 1.00* ! GN 0.97 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 GC 1.00* HN 1.03 ! KK 1.00* KP 1.01 LA 0.96 MK 1.00* ! NL 1.06 NY 1.00* ON 1.01 OV 1.02 ! PT 0.98 SC 0.99 WF 1.09 MC 1.03 ! GN 1.06 ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.08 GC 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 0.97 MK 0.93 ! NL 1.00* NY 1.00* ON 1.00* OV 1.09 ! PT 0.99 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 GC 1.00* HN 0.98 ! KK 1.02 KP 1.00 LA 0.92 MK 0.99 ! NL 0.95 NY 1.00* ON 1.00* OV 0.97 ! PT 0.99 SC 1.01 WF 1.06 MC 1.00* ! GN 0.99 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 GC 1.00* HN 0.98 ! KK 1.00* KP 1.03 LA 0.96 MK 1.00* ! NL 1.04 NY 1.00* ON 0.99 OV 0.99 ! PT 0.98 SC 1.02 WF 1.07 MC 1.15 ! GN 1.05 ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.05 GC 1.00* HN 1.00* ! KK 1.00* KP 1.05 LA 0.96 MK 0.98 ! NL 1.00* NY 1.00* ON 1.00* OV 1.04 ! PT 0.99 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 GC 1.00* HN 1.02 ! KK 1.04 KP 0.97 LA 0.94 MK 0.95 ! NL 0.97 NY 1.00* ON 1.00* OV 1.00 ! PT 0.95 SC 0.97 WF 1.06 MC 1.00* ! GN 0.98 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.95 GC 1.00* HN 1.03 ! KK 1.00* KP 1.01 LA 0.98 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00 OV 1.02 ! PT 0.95 SC 0.99 WF 1.08 MC 1.07 ! GN 1.06 ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.03 GC 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 1.00 MK 0.92 ! NL 1.00* NY 1.00* ON 1.00* OV 1.07 ! PT 0.94 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.378251Jy sigma=0.002806 ! Fit after self-cal, rms=0.374405Jy sigma=0.002650 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7885 mas, bmaj=2.556 mas, bpa=-7.909 degrees ! Estimated noise=480.823 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 (-3.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347807 Jy ! Component: 100 - total flux cleaned = 0.0468278 Jy ! Component: 150 - total flux cleaned = 0.0502859 Jy ! Component: 200 - total flux cleaned = 0.0507474 Jy ! Total flux subtracted in 200 components = 0.0507473 Jy ! Clean residual min=-0.016893 max=0.017773 Jy/beam ! Clean residual mean=-0.000286 rms=0.004657 Jy/beam ! Combined flux in latest and established models = 2.13348 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 2.13348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.371071Jy sigma=0.002600 ! Fit after self-cal, rms=0.370869Jy sigma=0.002596 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 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=0.370869Jy sigma=0.002596 ! Fit after self-cal, rms=0.369054Jy sigma=0.002560 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7906 mas, bmaj=2.551 mas, bpa=-7.898 degrees ! Estimated noise=481.701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.019137 Jy ! Component: 100 - total flux cleaned = 0.0254942 Jy ! Component: 150 - total flux cleaned = 0.0271482 Jy ! Component: 200 - total flux cleaned = 0.0275145 Jy ! Total flux subtracted in 200 components = 0.0275145 Jy ! Clean residual min=-0.011630 max=0.018644 Jy/beam ! Clean residual mean=0.000097 rms=0.003680 Jy/beam ! Combined flux in latest and established models = 2.16099 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 2.16099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367751Jy sigma=0.002539 ! Fit after self-cal, rms=0.367577Jy sigma=0.002537 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 (-6.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166186 Jy ! Component: 100 - total flux cleaned = 0.0200036 Jy ! Component: 150 - total flux cleaned = 0.0216953 Jy ! Component: 200 - total flux cleaned = 0.0225971 Jy ! Total flux subtracted in 200 components = 0.0225971 Jy ! Clean residual min=-0.012718 max=0.011010 Jy/beam ! Clean residual mean=-0.000315 rms=0.002925 Jy/beam ! Combined flux in latest and established models = 2.18359 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 106 components and 2.18359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366566Jy sigma=0.002521 ! Fit after self-cal, rms=0.366458Jy sigma=0.002519 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 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=0.366458Jy sigma=0.002519 ! Fit after self-cal, rms=0.365324Jy sigma=0.002507 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7921 mas, bmaj=2.547 mas, bpa=-7.889 degrees ! Estimated noise=481.939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0133711 Jy ! Component: 100 - total flux cleaned = 0.0184342 Jy ! Component: 150 - total flux cleaned = 0.0215503 Jy ! Component: 200 - total flux cleaned = 0.0228738 Jy ! Total flux subtracted in 200 components = 0.0228738 Jy ! Clean residual min=-0.007771 max=0.007825 Jy/beam ! Clean residual mean=0.000067 rms=0.002094 Jy/beam ! Combined flux in latest and established models = 2.20646 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 119 components and 2.20646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.364625Jy sigma=0.002496 ! Fit after self-cal, rms=0.364557Jy sigma=0.002495 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 = 0.00351639 Jy ! Component: 100 - total flux cleaned = 0.00527754 Jy ! Component: 150 - total flux cleaned = 0.00614422 Jy ! Component: 200 - total flux cleaned = 0.00711101 Jy ! Total flux subtracted in 200 components = 0.00711101 Jy ! Clean residual min=-0.007419 max=0.007345 Jy/beam ! Clean residual mean=-0.000065 rms=0.001934 Jy/beam ! Combined flux in latest and established models = 2.21358 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 131 components and 2.21358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.364286Jy sigma=0.002491 ! Fit after self-cal, rms=0.364250Jy sigma=0.002490 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 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=0.364250Jy sigma=0.002490 ! Fit after self-cal, rms=0.363757Jy sigma=0.002488 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=2.137 mas, bmaj=3.882 mas, bpa=-12.65 degrees ! Estimated noise=591.382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110612 Jy ! Component: 100 - total flux cleaned = 0.0134822 Jy ! Component: 150 - total flux cleaned = 0.015369 Jy ! Component: 200 - total flux cleaned = 0.0163528 Jy ! Total flux subtracted in 200 components = 0.0163528 Jy ! Clean residual min=-0.005461 max=0.004488 Jy/beam ! Clean residual mean=-0.000176 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 2.22993 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 156 components and 2.22993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363537Jy sigma=0.002484 ! Fit after self-cal, rms=0.363487Jy sigma=0.002484 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 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 = 0.00239817 Jy ! Component: 100 - total flux cleaned = 0.00325584 Jy ! Component: 150 - total flux cleaned = 0.00381478 Jy ! Component: 200 - total flux cleaned = 0.00381782 Jy ! Total flux subtracted in 200 components = 0.00381782 Jy ! Clean residual min=-0.004991 max=0.004087 Jy/beam ! Clean residual mean=-0.000326 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 2.23375 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 174 components and 2.23375 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363418Jy sigma=0.002483 ! Fit after self-cal, rms=0.363414Jy sigma=0.002483 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7935 mas, bmaj=2.544 mas, bpa=-7.865 degrees ! Estimated noise=481.977 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7935 x 2.544 at -7.865 degrees (North through East) ! Clean map min=-0.0055141 max=1.6197 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=0.363414Jy sigma=0.002483 ! Fit after self-cal, rms=0.353146Jy sigma=0.002310 ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7938 mas, bmaj=2.543 mas, bpa=-7.857 degrees ! Estimated noise=481.456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195472 Jy ! Component: 100 - total flux cleaned = 0.00322963 Jy ! Component: 150 - total flux cleaned = 0.00404145 Jy ! Component: 200 - total flux cleaned = 0.00463268 Jy ! Total flux subtracted in 200 components = 0.00463268 Jy ! Clean residual min=-0.005436 max=0.004660 Jy/beam ! Clean residual mean=-0.000096 rms=0.001430 Jy/beam ! Combined flux in latest and established models = 2.23838 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 189 components and 2.23838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352979Jy sigma=0.002307 ! Fit after self-cal, rms=0.352965Jy sigma=0.002307 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928309 Jy ! Component: 100 - total flux cleaned = 0.00120719 Jy ! Component: 150 - total flux cleaned = 0.00133389 Jy ! Component: 200 - total flux cleaned = 0.00133098 Jy ! Total flux subtracted in 200 components = 0.00133098 Jy ! Clean residual min=-0.005092 max=0.004496 Jy/beam ! Clean residual mean=-0.000119 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 2.23971 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 199 components and 2.23971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352862Jy sigma=0.002306 ! Fit after self-cal, rms=0.352856Jy sigma=0.002306 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352856Jy sigma=0.002306 ! Fit after self-cal, rms=0.352393Jy sigma=0.002305 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.5767 mas, bmaj=1.989 mas, bpa=-5.775 degrees ! Estimated noise=785.626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.19186 Jy ! Component: 100 - total flux cleaned = 1.53528 Jy ! Component: 150 - total flux cleaned = 1.71362 Jy ! Component: 200 - total flux cleaned = 1.81865 Jy ! Total flux subtracted in 200 components = 1.81865 Jy ! Clean residual min=-0.021266 max=0.054140 Jy/beam ! Clean residual mean=0.000998 rms=0.008295 Jy/beam ! Combined flux in latest and established models = 1.81864 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 1.81864 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7945 mas, bmaj=2.54 mas, bpa=-7.841 degrees ! Estimated noise=481.373 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 = 0.125791 Jy ! Component: 100 - total flux cleaned = 0.204305 Jy ! Component: 150 - total flux cleaned = 0.259219 Jy ! Component: 200 - total flux cleaned = 0.299452 Jy ! Total flux subtracted in 200 components = 0.299452 Jy ! Clean residual min=-0.011810 max=0.023175 Jy/beam ! Clean residual mean=0.002347 rms=0.006180 Jy/beam ! Combined flux in latest and established models = 2.1181 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 73 components and 2.1181 Jy ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=2.135 mas, bmaj=3.875 mas, bpa=-12.61 degrees ! Estimated noise=590.792 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0509742 Jy ! Component: 100 - total flux cleaned = 0.0788998 Jy ! Component: 150 - total flux cleaned = 0.0953509 Jy ! Component: 200 - total flux cleaned = 0.105674 Jy ! Total flux subtracted in 200 components = 0.105674 Jy ! Clean residual min=-0.005499 max=0.005595 Jy/beam ! Clean residual mean=0.000564 rms=0.002190 Jy/beam ! Combined flux in latest and established models = 2.22377 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 = 0.00675117 Jy ! Component: 100 - total flux cleaned = 0.0112968 Jy ! Component: 150 - total flux cleaned = 0.0142165 Jy ! Component: 200 - total flux cleaned = 0.0150999 Jy ! Total flux subtracted in 200 components = 0.0150999 Jy ! Clean residual min=-0.004608 max=0.003004 Jy/beam ! Clean residual mean=-0.000085 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 2.23887 Jy ! Adding 130 model components to the UV plane model. ! The established model now contains 192 components and 2.23887 Jy ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! Estimated beam: bmin=0.7945 mas, bmaj=2.54 mas, bpa=-7.841 degrees ! Estimated noise=481.373 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100229 Jy ! Component: 100 - total flux cleaned = 0.00140899 Jy ! Component: 150 - total flux cleaned = 0.00179346 Jy ! Component: 200 - total flux cleaned = 0.00195989 Jy ! Total flux subtracted in 200 components = 0.00195989 Jy ! Clean residual min=-0.004961 max=0.005235 Jy/beam ! Clean residual mean=-0.000051 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 2.24083 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 204 components and 2.24083 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352536Jy sigma=0.002306 ! Fit after self-cal, rms=0.352324Jy sigma=0.002304 wmodel J0006-0623_X_1998_10_01_pus_map.mod ! Writing 204 model components to file: J0006-0623_X_1998_10_01_pus_map.mod wobs J0006-0623_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0006-0623_X_1998_10_01_pus_uvs.fits wwins J0006-0623_X_1998_10_01_pus_map.win ! wwins: Wrote 4 windows to J0006-0623_X_1998_10_01_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219202 Jy ! Component: 100 - total flux cleaned = 0.00276137 Jy ! Component: 150 - total flux cleaned = 0.00336178 Jy ! Component: 200 - total flux cleaned = 0.00357921 Jy ! Component: 250 - total flux cleaned = 0.00371891 Jy ! Component: 300 - total flux cleaned = 0.00378638 Jy ! Component: 350 - total flux cleaned = 0.00378615 Jy ! Component: 400 - total flux cleaned = 0.00385058 Jy ! Component: 450 - total flux cleaned = 0.00385113 Jy ! Component: 500 - total flux cleaned = 0.00391343 Jy ! Component: 550 - total flux cleaned = 0.0038526 Jy ! Component: 600 - total flux cleaned = 0.0037922 Jy ! Component: 650 - total flux cleaned = 0.00361621 Jy ! Component: 700 - total flux cleaned = 0.00344333 Jy ! Component: 750 - total flux cleaned = 0.00338615 Jy ! Component: 800 - total flux cleaned = 0.00316125 Jy ! Component: 850 - total flux cleaned = 0.0030503 Jy ! Component: 900 - total flux cleaned = 0.00299565 Jy ! Component: 950 - total flux cleaned = 0.00288709 Jy ! Component: 1000 - total flux cleaned = 0.00277938 Jy ! Total flux subtracted in 1024 components = 0.00272598 Jy ! Clean residual min=-0.003789 max=0.002679 Jy/beam ! Clean residual mean=-0.000120 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 2.24356 Jy keep ! Adding 75 model components to the UV plane model. ! The established model now contains 278 components and 2.24356 Jy ![Exited script file: muppet] wmap "J0006-0623_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7945 x 2.54 at -7.841 degrees (North through East) ! Clean map min=-0.0038163 max=1.6171 Jy/beam ! Writing clean map to FITS file: J0006-0623_X_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.61712 invert ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1944 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00110675 device "J0006-0623_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0006-0623_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.205318 0.205318 0.410636 0.821273 1.64255 3.28509 6.57018 13.1404 26.2807 52.5615 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.617 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7945 x 2.54 at -7.841 degrees (North through East) ! Clean map min=-0.0038163 max=1.6171 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0006-0623_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0006-0623_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0006-0623_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:17:23 2008