! Started logfile: J0050-0929_X_2003_09_17_pus_uvs.log on Sun May 13 20:28:33 2007 obs J0050-0929_X_2003_09_17_pus_uva.fits ! Reading UV FITS file: J0050-0929_X_2003_09_17_pus_uva.fits ! AN table 1: 227 integrations on 120 of 120 possible baselines. ! AN table 2: 210 integrations on 120 of 120 possible baselines. ! AN table 3: 132 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0797012 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! Warning: Unknown AN-table MNTSTA value (3). ! Will assume that it is ground-based. ! ! 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 1489 lines of history. ! ! Reading 21768 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 2858 telescope corrections were flagged in sub-array 1. ! A total of 2897 telescope corrections were flagged in sub-array 2. ! A total of 1677 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 2858 telescope corrections were flagged in sub-array 1. ! A total of 2897 telescope corrections were flagged in sub-array 2. ! A total of 1677 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 2858 telescope corrections were flagged in sub-array 1. ! A total of 2897 telescope corrections were flagged in sub-array 2. ! A total of 1677 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 2859 telescope corrections were flagged in sub-array 1. ! A total of 2897 telescope corrections were flagged in sub-array 2. ! A total of 1677 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.401427Jy sigma=0.003779 ! Fit after self-cal, rms=0.401320Jy sigma=0.003778 ! 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6052 mas, bmaj=2.028 mas, bpa=0.3822 degrees ! Estimated noise=1005.1 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 = 0.471167 Jy ! Component: 100 - total flux cleaned = 0.573978 Jy ! Total flux subtracted in 100 components = 0.573978 Jy ! Clean residual min=-0.007826 max=0.029342 Jy/beam ! Clean residual mean=0.000209 rms=0.002910 Jy/beam ! Combined flux in latest and established models = 0.573978 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.573978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141833Jy sigma=0.001187 ! Fit after self-cal, rms=0.141827Jy sigma=0.001187 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0293733 Jy ! Component: 100 - total flux cleaned = 0.043945 Jy ! Total flux subtracted in 100 components = 0.043945 Jy ! Clean residual min=-0.005280 max=0.007336 Jy/beam ! Clean residual mean=0.000105 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 0.617923 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.617923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132150Jy sigma=0.001074 ! Fit after self-cal, rms=0.132120Jy sigma=0.001074 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8297 mas, bmaj=2.909 mas, bpa=-2.304 degrees ! Estimated noise=545.033 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 = 0.0153911 Jy ! Component: 100 - total flux cleaned = 0.0220821 Jy ! Component: 150 - total flux cleaned = 0.0253608 Jy ! Component: 200 - total flux cleaned = 0.0270176 Jy ! Total flux subtracted in 200 components = 0.0270176 Jy ! Clean residual min=-0.001950 max=0.002497 Jy/beam ! Clean residual mean=0.000380 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.644941 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 52 components and 0.644941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130610Jy sigma=0.001055 ! Fit after self-cal, rms=0.130605Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.01 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.01 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.01 KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.00 GC 1.00 HN 1.00 KP 1.00 ! LA 1.00 MK 1.00 NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00 WZ 1.00* WF 1.00 ! ! Telescope amplitude corrections in sub-array 3: ! FD 1.00 GC 1.00* HN 1.00 KP 1.00 ! LA 1.00 MK 1.00* NL 1.00 NY 1.00* ! ON 1.00* OV 1.00 PT 1.00 SC 1.00 ! TS 1.00* KK 1.00* WZ 1.00* WF 1.00 ! ! ! Fit before self-cal, rms=0.130605Jy sigma=0.001055 ! Fit after self-cal, rms=0.130559Jy sigma=0.001055 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8309 mas, bmaj=2.911 mas, bpa=-2.318 degrees ! Estimated noise=544.753 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 = 4.70459e-05 Jy ! Component: 100 - total flux cleaned = 9.31347e-05 Jy ! Component: 150 - total flux cleaned = 0.00012792 Jy ! Component: 200 - total flux cleaned = 0.000168209 Jy ! Total flux subtracted in 200 components = 0.000168209 Jy ! Clean residual min=-0.001904 max=0.002356 Jy/beam ! Clean residual mean=0.000325 rms=0.000631 Jy/beam ! Combined flux in latest and established models = 0.645109 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.645109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130550Jy sigma=0.001055 ! Fit after self-cal, rms=0.130550Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.130550Jy sigma=0.001055 ! Fit after self-cal, rms=0.130495Jy sigma=0.001055 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8311 mas, bmaj=2.91 mas, bpa=-2.322 degrees ! Estimated noise=544.632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.62424e-05 Jy ! Component: 100 - total flux cleaned = -5.79347e-05 Jy ! Component: 150 - total flux cleaned = -1.28554e-05 Jy ! Component: 200 - total flux cleaned = 2.25604e-05 Jy ! Total flux subtracted in 200 components = 2.25604e-05 Jy ! Clean residual min=-0.001888 max=0.002350 Jy/beam ! Clean residual mean=0.000324 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.645131 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 56 components and 0.645131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130489Jy sigma=0.001055 ! Fit after self-cal, rms=0.130490Jy sigma=0.001055 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.30452e-05 Jy ! Component: 100 - total flux cleaned = 8.93604e-05 Jy ! Component: 150 - total flux cleaned = 0.000114037 Jy ! Component: 200 - total flux cleaned = 0.000134767 Jy ! Total flux subtracted in 200 components = 0.000134767 Jy ! Clean residual min=-0.001886 max=0.002337 Jy/beam ! Clean residual mean=0.000319 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.645266 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 59 components and 0.645266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130486Jy sigma=0.001055 ! Fit after self-cal, rms=0.130487Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.130487Jy sigma=0.001055 ! Fit after self-cal, rms=0.130436Jy sigma=0.001055 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8314 mas, bmaj=2.91 mas, bpa=-2.329 degrees ! Estimated noise=544.525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000132599 Jy ! Component: 100 - total flux cleaned = -0.000106229 Jy ! Component: 150 - total flux cleaned = -8.38209e-05 Jy ! Component: 200 - total flux cleaned = -5.63182e-05 Jy ! Total flux subtracted in 200 components = -5.63182e-05 Jy ! Clean residual min=-0.001881 max=0.002329 Jy/beam ! Clean residual mean=0.000318 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.64521 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 59 components and 0.64521 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130432Jy sigma=0.001055 ! Fit after self-cal, rms=0.130433Jy sigma=0.001055 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.46405e-05 Jy ! Component: 100 - total flux cleaned = 1.47326e-05 Jy ! Component: 150 - total flux cleaned = 2.428e-05 Jy ! Component: 200 - total flux cleaned = 3.21555e-05 Jy ! Total flux subtracted in 200 components = 3.21555e-05 Jy ! Clean residual min=-0.001880 max=0.002322 Jy/beam ! Clean residual mean=0.000316 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.645242 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 60 components and 0.645242 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130430Jy sigma=0.001055 ! Fit after self-cal, rms=0.130431Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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=0.130431Jy sigma=0.001055 ! Fit after self-cal, rms=0.130396Jy sigma=0.001055 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.602 mas, bmaj=4.681 mas, bpa=-9.673 degrees ! Estimated noise=667.79 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000474538 Jy ! Component: 100 - total flux cleaned = 0.000473762 Jy ! Component: 150 - total flux cleaned = 0.000520565 Jy ! Component: 200 - total flux cleaned = 0.000548077 Jy ! Total flux subtracted in 200 components = 0.000548077 Jy ! Clean residual min=-0.001524 max=0.002846 Jy/beam ! Clean residual mean=0.000544 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.64579 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 61 components and 0.64579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130396Jy sigma=0.001055 ! Fit after self-cal, rms=0.130394Jy sigma=0.001055 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 = 5.82208e-05 Jy ! Component: 100 - total flux cleaned = 5.93224e-05 Jy ! Component: 150 - total flux cleaned = 7.26499e-05 Jy ! Component: 200 - total flux cleaned = 0.000107251 Jy ! Total flux subtracted in 200 components = 0.000107251 Jy ! Clean residual min=-0.001532 max=0.002836 Jy/beam ! Clean residual mean=0.000537 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.645897 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 61 components and 0.645897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130394Jy sigma=0.001055 ! Fit after self-cal, rms=0.130394Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8317 mas, bmaj=2.91 mas, bpa=-2.336 degrees ! Estimated noise=544.433 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8317 x 2.91 at -2.336 degrees (North through East) ! Clean map min=-0.0018473 max=0.61657 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=0.130394Jy sigma=0.001055 ! Fit after self-cal, rms=0.130399Jy sigma=0.001055 ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.8317 mas, bmaj=2.91 mas, bpa=-2.335 degrees ! Estimated noise=544.504 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000288934 Jy ! Component: 100 - total flux cleaned = -0.000299036 Jy ! Component: 150 - total flux cleaned = -0.000290302 Jy ! Component: 200 - total flux cleaned = -0.000282339 Jy ! Total flux subtracted in 200 components = -0.000282339 Jy ! Clean residual min=-0.001897 max=0.002273 Jy/beam ! Clean residual mean=0.000310 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.645615 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 61 components and 0.645615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130398Jy sigma=0.001055 ! Fit after self-cal, rms=0.130398Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.0634e-05 Jy ! Component: 100 - total flux cleaned = -2.02603e-05 Jy ! Component: 150 - total flux cleaned = -1.20213e-05 Jy ! Component: 200 - total flux cleaned = 2.10176e-06 Jy ! Total flux subtracted in 200 components = 2.10176e-06 Jy ! Clean residual min=-0.001899 max=0.002272 Jy/beam ! Clean residual mean=0.000309 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.645617 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 62 components and 0.645617 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130397Jy sigma=0.001055 ! Fit after self-cal, rms=0.130398Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130398Jy sigma=0.001055 ! Fit after self-cal, rms=0.130384Jy sigma=0.001055 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.6069 mas, bmaj=2.027 mas, bpa=0.3775 degrees ! Estimated noise=1005.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.47147 Jy ! Component: 100 - total flux cleaned = 0.574644 Jy ! Component: 150 - total flux cleaned = 0.603351 Jy ! Component: 200 - total flux cleaned = 0.61736 Jy ! Total flux subtracted in 200 components = 0.61736 Jy ! Clean residual min=-0.005159 max=0.006981 Jy/beam ! Clean residual mean=0.000105 rms=0.001398 Jy/beam ! Combined flux in latest and established models = 0.61736 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 0.61736 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.832 mas, bmaj=2.91 mas, bpa=-2.338 degrees ! Estimated noise=544.427 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 = 0.0149146 Jy ! Component: 100 - total flux cleaned = 0.0214992 Jy ! Component: 150 - total flux cleaned = 0.0247211 Jy ! Component: 200 - total flux cleaned = 0.0263387 Jy ! Total flux subtracted in 200 components = 0.0263387 Jy ! Clean residual min=-0.001903 max=0.002440 Jy/beam ! Clean residual mean=0.000378 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.643699 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 46 components and 0.643699 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=2.602 mas, bmaj=4.679 mas, bpa=-9.674 degrees ! Estimated noise=667.758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162413 Jy ! Component: 100 - total flux cleaned = 0.00212257 Jy ! Component: 150 - total flux cleaned = 0.00215086 Jy ! Component: 200 - total flux cleaned = 0.00218956 Jy ! Total flux subtracted in 200 components = 0.00218956 Jy ! Clean residual min=-0.001500 max=0.002867 Jy/beam ! Clean residual mean=0.000546 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.645888 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 = 2.32727e-05 Jy ! Component: 100 - total flux cleaned = 5.45753e-05 Jy ! Component: 150 - total flux cleaned = 7.3569e-05 Jy ! Component: 200 - total flux cleaned = 9.09137e-05 Jy ! Total flux subtracted in 200 components = 9.09137e-05 Jy ! Clean residual min=-0.001500 max=0.002852 Jy/beam ! Clean residual mean=0.000540 rms=0.000821 Jy/beam ! Combined flux in latest and established models = 0.645979 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 50 components and 0.645979 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! Estimated beam: bmin=0.832 mas, bmaj=2.91 mas, bpa=-2.338 degrees ! Estimated noise=544.427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000689353 Jy ! Component: 100 - total flux cleaned = -0.000742663 Jy ! Component: 150 - total flux cleaned = -0.000727644 Jy ! Component: 200 - total flux cleaned = -0.000713556 Jy ! Total flux subtracted in 200 components = -0.000713556 Jy ! Clean residual min=-0.001891 max=0.002233 Jy/beam ! Clean residual mean=0.000315 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.645266 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 55 components and 0.645266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130389Jy sigma=0.001055 ! Fit after self-cal, rms=0.130388Jy sigma=0.001055 wmodel J0050-0929_X_2003_09_17_pus_map.mod ! Writing 55 model components to file: J0050-0929_X_2003_09_17_pus_map.mod wobs J0050-0929_X_2003_09_17_pus_uvs.fits ! Writing UV FITS file: J0050-0929_X_2003_09_17_pus_uvs.fits wwins J0050-0929_X_2003_09_17_pus_map.win ! wwins: Wrote 1 windows to J0050-0929_X_2003_09_17_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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101712 Jy ! Component: 100 - total flux cleaned = 0.00163069 Jy ! Component: 150 - total flux cleaned = 0.00189589 Jy ! Component: 200 - total flux cleaned = 0.00211276 Jy ! Component: 250 - total flux cleaned = 0.00240984 Jy ! Component: 300 - total flux cleaned = 0.00269587 Jy ! Component: 350 - total flux cleaned = 0.00291751 Jy ! Component: 400 - total flux cleaned = 0.00315952 Jy ! Component: 450 - total flux cleaned = 0.00336867 Jy ! Component: 500 - total flux cleaned = 0.00359834 Jy ! Component: 550 - total flux cleaned = 0.00384688 Jy ! Component: 600 - total flux cleaned = 0.00408893 Jy ! Component: 650 - total flux cleaned = 0.00430156 Jy ! Component: 700 - total flux cleaned = 0.00450926 Jy ! Component: 750 - total flux cleaned = 0.00466771 Jy ! Component: 800 - total flux cleaned = 0.00482325 Jy ! Component: 850 - total flux cleaned = 0.004976 Jy ! Component: 900 - total flux cleaned = 0.00514688 Jy ! Component: 950 - total flux cleaned = 0.00529372 Jy ! Component: 1000 - total flux cleaned = 0.0054175 Jy ! Total flux subtracted in 1024 components = 0.00545833 Jy ! Clean residual min=-0.001106 max=0.001825 Jy/beam ! Clean residual mean=0.000137 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.650724 Jy keep ! Adding 53 model components to the UV plane model. ! The established model now contains 108 components and 0.650724 Jy wmap "J0050-0929_X_2003_09_17_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.832 x 2.91 at -2.338 degrees (North through East) ! Clean map min=-0.0018718 max=0.61672 Jy/beam ! Writing clean map to FITS file: J0050-0929_X_2003_09_17_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.616716 invert ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1863 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00041667 device "J0050-0929_X_2003_09_17_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_X_2003_09_17_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.202688 0.202688 0.405377 0.810753 1.62151 3.24301 6.48603 12.9721 25.9441 51.8882 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.616 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.832 x 2.91 at -2.338 degrees (North through East) ! Clean map min=-0.0018718 max=0.61672 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_X_2003_09_17_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_X_2003_09_17_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_X_2003_09_17_pus_uvs.log closed on Sun May 13 20:30:06 2007