! Started logfile: J1147-0724_X_1998_10_01_pus_uvs.log on Wed Feb 6 14:57:47 2008 obs J1147-0724_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J1147-0724_X_1998_10_01_pus_uva.fits ! AN table 1: 49 integrations on 136 of 136 possible baselines. ! AN table 2: 19 integrations on 136 of 136 possible baselines. ! AN table 3: 147 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.176813 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1147-0724 ! ! 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 2053 lines of history. ! ! Reading 20680 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 J1147-0724_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 435 telescope corrections were flagged in sub-array 1. ! A total of 323 telescope corrections were flagged in sub-array 2. ! A total of 1673 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 435 telescope corrections were flagged in sub-array 1. ! A total of 323 telescope corrections were flagged in sub-array 2. ! A total of 1672 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 435 telescope corrections were flagged in sub-array 1. ! A total of 323 telescope corrections were flagged in sub-array 2. ! A total of 1672 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 435 telescope corrections were flagged in sub-array 1. ! A total of 323 telescope corrections were flagged in sub-array 2. ! A total of 1673 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.714994Jy sigma=0.006847 ! Fit after self-cal, rms=0.654006Jy sigma=0.006380 ! 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 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.6992 mas, bmaj=1.75 mas, bpa=-5.26 degrees ! Estimated noise=773.859 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 = 0.306105 Jy ! Component: 100 - total flux cleaned = 0.377298 Jy ! Total flux subtracted in 100 components = 0.377298 Jy ! Clean residual min=-0.014498 max=0.044514 Jy/beam ! Clean residual mean=0.000257 rms=0.005468 Jy/beam ! Combined flux in latest and established models = 0.377298 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.377298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.287505Jy sigma=0.002556 ! Fit after self-cal, rms=0.287529Jy sigma=0.002555 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Added new window around map position (-2, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0410069 Jy ! Component: 100 - total flux cleaned = 0.0672986 Jy ! Total flux subtracted in 100 components = 0.0672986 Jy ! Clean residual min=-0.011368 max=0.019033 Jy/beam ! Clean residual mean=0.000106 rms=0.003740 Jy/beam ! Combined flux in latest and established models = 0.444596 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.444596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279149Jy sigma=0.002442 ! Fit after self-cal, rms=0.278500Jy sigma=0.002436 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1922 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 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8695 mas, bmaj=2.521 mas, bpa=-8.828 degrees ! Estimated noise=503.792 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 = 0.0328417 Jy ! Component: 100 - total flux cleaned = 0.0512054 Jy ! Component: 150 - total flux cleaned = 0.0626854 Jy ! Component: 200 - total flux cleaned = 0.0701657 Jy ! Total flux subtracted in 200 components = 0.0701657 Jy ! Clean residual min=-0.005536 max=0.009632 Jy/beam ! Clean residual mean=-0.000151 rms=0.002102 Jy/beam ! Combined flux in latest and established models = 0.514762 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 54 components and 0.514762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.274937Jy sigma=0.002385 ! Fit after self-cal, rms=0.274562Jy sigma=0.002380 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 GC 1.00* HN 0.99 ! KK 1.00* KP 0.97 LA 0.95 MK 1.00* ! NL 1.04 NY 1.00* ON 1.00* OV 1.01 ! PT 0.98 SC 1.00* WF 1.05 MC 1.00* ! GN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.00 GC 1.02 HN 0.98 ! KK 1.00 KP 0.97 LA 0.98 MK 1.01 ! NL 1.02 NY 1.00* ON 1.00* OV 1.02 ! PT 1.01 SC 1.03 WF 1.04 MC 1.00* ! GN 1.03 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 GC 1.00* HN 1.01 ! KK 1.00* KP 0.98 LA 0.93 MK 1.00* ! NL 1.06 NY 1.00* ON 1.00* OV 0.95 ! PT 0.97 SC 1.00* WF 1.12 MC 1.00* ! GN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00 GC 1.06 HN 1.05 ! KK 1.07 KP 1.01 LA 0.95 MK 0.99 ! NL 1.05 NY 1.00* ON 1.00* OV 1.02 ! PT 1.05 SC 0.95 WF 1.04 MC 1.00* ! GN 1.01 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 GC 1.00* HN 0.99 ! KK 1.00* KP 1.00 LA 0.94 MK 1.00* ! NL 1.02 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SC 1.00* WF 1.02 MC 1.00* ! GN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.98 GC 1.06 HN 0.95 ! KK 1.09 KP 1.01 LA 0.95 MK 1.03 ! NL 1.04 NY 1.00* ON 1.00* OV 0.99 ! PT 1.02 SC 1.00 WF 1.10 MC 1.00* ! GN 1.02 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 GC 1.00* HN 1.02 ! KK 1.00* KP 0.99 LA 0.96 MK 1.00* ! NL 1.03 NY 1.00* ON 1.00* OV 1.00 ! PT 0.97 SC 1.00* WF 1.04 MC 1.00* ! GN 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! 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* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.01 GC 1.08 HN 1.04 ! KK 1.01 KP 0.99 LA 0.99 MK 0.96 ! NL 1.01 NY 1.00* ON 1.00* OV 1.02 ! PT 1.00 SC 1.00 WF 0.95 MC 1.00* ! GN 0.97 ! ! ! Fit before self-cal, rms=0.274562Jy sigma=0.002380 ! Fit after self-cal, rms=0.277713Jy sigma=0.002375 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8783 mas, bmaj=2.538 mas, bpa=-8.739 degrees ! Estimated noise=502.388 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 = 0.00532498 Jy ! Component: 100 - total flux cleaned = 0.00630872 Jy ! Component: 150 - total flux cleaned = 0.00690769 Jy ! Component: 200 - total flux cleaned = 0.00716775 Jy ! Total flux subtracted in 200 components = 0.00716775 Jy ! Clean residual min=-0.003939 max=0.005088 Jy/beam ! Clean residual mean=-0.000112 rms=0.001372 Jy/beam ! Combined flux in latest and established models = 0.52193 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.52193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.277591Jy sigma=0.002373 ! Fit after self-cal, rms=0.277665Jy sigma=0.002372 ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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=0.277665Jy sigma=0.002372 ! Fit after self-cal, rms=0.278597Jy sigma=0.002370 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8796 mas, bmaj=2.54 mas, bpa=-8.71 degrees ! Estimated noise=502.563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00363968 Jy ! Component: 100 - total flux cleaned = 0.00388848 Jy ! Component: 150 - total flux cleaned = 0.00420296 Jy ! Component: 200 - total flux cleaned = 0.00435671 Jy ! Total flux subtracted in 200 components = 0.00435671 Jy ! Clean residual min=-0.003867 max=0.004569 Jy/beam ! Clean residual mean=-0.000104 rms=0.001254 Jy/beam ! Combined flux in latest and established models = 0.526286 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 0.526286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278544Jy sigma=0.002370 ! Fit after self-cal, rms=0.278445Jy sigma=0.002369 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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 = 0.000865733 Jy ! Component: 100 - total flux cleaned = 0.00105958 Jy ! Component: 150 - total flux cleaned = 0.00117687 Jy ! Component: 200 - total flux cleaned = 0.00127431 Jy ! Total flux subtracted in 200 components = 0.00127431 Jy ! Clean residual min=-0.003911 max=0.004455 Jy/beam ! Clean residual mean=-0.000120 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.527561 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 89 components and 0.52756 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278430Jy sigma=0.002369 ! Fit after self-cal, rms=0.278418Jy sigma=0.002369 ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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=0.278418Jy sigma=0.002369 ! Fit after self-cal, rms=0.278540Jy sigma=0.002369 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8803 mas, bmaj=2.544 mas, bpa=-8.729 degrees ! Estimated noise=502.598 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185786 Jy ! Component: 100 - total flux cleaned = 0.00200758 Jy ! Component: 150 - total flux cleaned = 0.00197228 Jy ! Component: 200 - total flux cleaned = 0.00197412 Jy ! Total flux subtracted in 200 components = 0.00197412 Jy ! Clean residual min=-0.003763 max=0.004220 Jy/beam ! Clean residual mean=-0.000122 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.529535 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.529535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278523Jy sigma=0.002369 ! Fit after self-cal, rms=0.278520Jy sigma=0.002369 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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 = 0.00047574 Jy ! Component: 100 - total flux cleaned = 0.000507609 Jy ! Component: 150 - total flux cleaned = 0.000507002 Jy ! Component: 200 - total flux cleaned = 0.000507997 Jy ! Total flux subtracted in 200 components = 0.000507997 Jy ! Clean residual min=-0.003767 max=0.004154 Jy/beam ! Clean residual mean=-0.000128 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 0.530043 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 93 components and 0.530043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278511Jy sigma=0.002368 ! Fit after self-cal, rms=0.278510Jy sigma=0.002368 ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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=0.278510Jy sigma=0.002368 ! Fit after self-cal, rms=0.278708Jy sigma=0.002368 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=2.185 mas, bmaj=4.166 mas, bpa=-7.153 degrees ! Estimated noise=614.632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195217 Jy ! Component: 100 - total flux cleaned = 0.0020115 Jy ! Component: 150 - total flux cleaned = 0.00205661 Jy ! Component: 200 - total flux cleaned = 0.0020947 Jy ! Total flux subtracted in 200 components = 0.0020947 Jy ! Clean residual min=-0.004069 max=0.004295 Jy/beam ! Clean residual mean=-0.000265 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 0.532137 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 98 components and 0.532137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278710Jy sigma=0.002368 ! Fit after self-cal, rms=0.278705Jy sigma=0.002368 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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 = 5.83192e-05 Jy ! Component: 100 - total flux cleaned = 0.00013296 Jy ! Component: 150 - total flux cleaned = 0.000190662 Jy ! Component: 200 - total flux cleaned = 0.000254525 Jy ! Total flux subtracted in 200 components = 0.000254525 Jy ! Clean residual min=-0.004049 max=0.004261 Jy/beam ! Clean residual mean=-0.000269 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 0.532392 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 98 components and 0.532392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278706Jy sigma=0.002368 ! Fit after self-cal, rms=0.278701Jy sigma=0.002368 ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8808 mas, bmaj=2.547 mas, bpa=-8.743 degrees ! Estimated noise=502.804 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8808 x 2.547 at -8.743 degrees (North through East) ! Clean map min=-0.0035068 max=0.39495 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.7046 mas, bmaj=1.771 mas, bpa=-5.152 degrees ! Estimated noise=785.236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.306754 Jy ! Component: 100 - total flux cleaned = 0.385184 Jy ! Component: 150 - total flux cleaned = 0.425767 Jy ! Component: 200 - total flux cleaned = 0.453075 Jy ! Total flux subtracted in 200 components = 0.453075 Jy ! Clean residual min=-0.008094 max=0.014916 Jy/beam ! Clean residual mean=0.000145 rms=0.002897 Jy/beam ! Combined flux in latest and established models = 0.453075 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.453075 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8808 mas, bmaj=2.547 mas, bpa=-8.743 degrees ! Estimated noise=502.804 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 = 0.0295501 Jy ! Component: 100 - total flux cleaned = 0.0471592 Jy ! Component: 150 - total flux cleaned = 0.0581707 Jy ! Component: 200 - total flux cleaned = 0.0651199 Jy ! Total flux subtracted in 200 components = 0.0651199 Jy ! Clean residual min=-0.004085 max=0.005383 Jy/beam ! Clean residual mean=0.000038 rms=0.001440 Jy/beam ! Combined flux in latest and established models = 0.518195 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.518195 Jy ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 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 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=2.185 mas, bmaj=4.166 mas, bpa=-7.153 degrees ! Estimated noise=614.632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00706268 Jy ! Component: 100 - total flux cleaned = 0.0103551 Jy ! Component: 150 - total flux cleaned = 0.0120912 Jy ! Component: 200 - total flux cleaned = 0.0130418 Jy ! Total flux subtracted in 200 components = 0.0130418 Jy ! Clean residual min=-0.003948 max=0.004316 Jy/beam ! Clean residual mean=-0.000234 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 0.531236 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 = 0.000310045 Jy ! Component: 100 - total flux cleaned = 0.00042442 Jy ! Component: 150 - total flux cleaned = 0.000492672 Jy ! Component: 200 - total flux cleaned = 0.000556106 Jy ! Total flux subtracted in 200 components = 0.000556106 Jy ! Clean residual min=-0.003932 max=0.004292 Jy/beam ! Clean residual mean=-0.000249 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.531793 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 74 components and 0.531793 Jy ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! Estimated beam: bmin=0.8808 mas, bmaj=2.547 mas, bpa=-8.743 degrees ! Estimated noise=502.804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102413 Jy ! Component: 100 - total flux cleaned = -0.0010231 Jy ! Component: 150 - total flux cleaned = -0.00097015 Jy ! Component: 200 - total flux cleaned = -0.000970974 Jy ! Total flux subtracted in 200 components = -0.000970974 Jy ! Clean residual min=-0.003597 max=0.004234 Jy/beam ! Clean residual mean=-0.000118 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.530822 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 81 components and 0.530822 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278700Jy sigma=0.002369 ! Fit after self-cal, rms=0.278671Jy sigma=0.002368 wmodel J1147-0724_X_1998_10_01_pus_map.mod ! Writing 81 model components to file: J1147-0724_X_1998_10_01_pus_map.mod wobs J1147-0724_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J1147-0724_X_1998_10_01_pus_uvs.fits wwins J1147-0724_X_1998_10_01_pus_map.win ! wwins: Wrote 2 windows to J1147-0724_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 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000969329 Jy ! Component: 100 - total flux cleaned = 0.00122281 Jy ! Component: 150 - total flux cleaned = 0.00110419 Jy ! Component: 200 - total flux cleaned = 0.0007045 Jy ! Component: 250 - total flux cleaned = 0.000318797 Jy ! Component: 300 - total flux cleaned = -0.000109171 Jy ! Component: 350 - total flux cleaned = -0.000475553 Jy ! Component: 400 - total flux cleaned = -0.000987057 Jy ! Component: 450 - total flux cleaned = -0.00133662 Jy ! Component: 500 - total flux cleaned = -0.00177711 Jy ! Component: 550 - total flux cleaned = -0.00211262 Jy ! Component: 600 - total flux cleaned = -0.00253626 Jy ! Component: 650 - total flux cleaned = -0.00290504 Jy ! Component: 700 - total flux cleaned = -0.00322247 Jy ! Component: 750 - total flux cleaned = -0.00362284 Jy ! Component: 800 - total flux cleaned = -0.00392764 Jy ! Component: 850 - total flux cleaned = -0.00418454 Jy ! Component: 900 - total flux cleaned = -0.00439531 Jy ! Component: 950 - total flux cleaned = -0.0046029 Jy ! Component: 1000 - total flux cleaned = -0.00492876 Jy ! Total flux subtracted in 1024 components = -0.00496895 Jy ! Clean residual min=-0.002870 max=0.002198 Jy/beam ! Clean residual mean=-0.000072 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.525853 Jy keep ! Adding 63 model components to the UV plane model. ! The established model now contains 144 components and 0.525852 Jy ![Exited script file: muppet] wmap "J1147-0724_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8808 x 2.547 at -8.743 degrees (North through East) ! Clean map min=-0.0032318 max=0.39532 Jy/beam ! Writing clean map to FITS file: J1147-0724_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 0.395325 invert ! Inverting map ! Your choice of large map pixels excluded 0.603% of the data. ! The x-axis pixel size should ideally be below 0.1922 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000857675 device "J1147-0724_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J1147-0724_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.650863 0.650863 1.30173 2.60345 5.20691 10.4138 20.8276 41.6552 83.3105 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.395 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8808 x 2.547 at -8.743 degrees (North through East) ! Clean map min=-0.0032318 max=0.39532 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1147-0724_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J1147-0724_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1147-0724_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 14:57:53 2008