! Started logfile: J1743-0350_X_1999_05_10_pus_uvs.log on Tue Jan 15 17:00:19 2008 obs J1743-0350_X_1999_05_10_pus_uva.fits ! Reading UV FITS file: J1743-0350_X_1999_05_10_pus_uva.fits ! AN table 1: 76 integrations on 153 of 153 possible baselines. ! AN table 2: 78 integrations on 153 of 153 possible baselines. ! AN table 3: 30 integrations on 153 of 153 possible baselines. ! AN table 4: 10 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.0843272 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1743-0350 ! ! 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 1763 lines of history. ! ! Reading 10012 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 J1743-0350_X_1999_05_10_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 1105 telescope corrections were flagged in sub-array 1. ! A total of 977 telescope corrections were flagged in sub-array 2. ! A total of 494 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1105 telescope corrections were flagged in sub-array 1. ! A total of 957 telescope corrections were flagged in sub-array 2. ! A total of 482 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1105 telescope corrections were flagged in sub-array 1. ! A total of 957 telescope corrections were flagged in sub-array 2. ! A total of 482 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1135 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 510 telescope corrections were flagged in sub-array 3. ! A total of 180 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=2.828500Jy sigma=0.026365 ! Fit after self-cal, rms=2.160712Jy sigma=0.021245 ! 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 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.6257 mas, bmaj=1.152 mas, bpa=2.165 degrees ! Estimated noise=1784.98 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 = 2.25573 Jy ! Component: 100 - total flux cleaned = 2.96073 Jy ! Total flux subtracted in 100 components = 2.96073 Jy ! Clean residual min=-0.115980 max=0.321696 Jy/beam ! Clean residual mean=0.004763 rms=0.040515 Jy/beam ! Combined flux in latest and established models = 2.96073 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 2.96073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.676488Jy sigma=0.006634 ! Fit after self-cal, rms=0.676753Jy sigma=0.006633 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.372682 Jy ! Component: 100 - total flux cleaned = 0.586977 Jy ! Total flux subtracted in 100 components = 0.586977 Jy ! Clean residual min=-0.069096 max=0.131813 Jy/beam ! Clean residual mean=0.001870 rms=0.020654 Jy/beam ! Combined flux in latest and established models = 3.54771 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 3.54771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.434073Jy sigma=0.003651 ! Fit after self-cal, rms=0.434003Jy sigma=0.003648 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Added new window around map position (0.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.142949 Jy ! Component: 100 - total flux cleaned = 0.2366 Jy ! Total flux subtracted in 100 components = 0.2366 Jy ! Clean residual min=-0.065430 max=0.075274 Jy/beam ! Clean residual mean=0.000698 rms=0.015434 Jy/beam ! Combined flux in latest and established models = 3.78431 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 20 components and 3.78431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.396801Jy sigma=0.002963 ! Fit after self-cal, rms=0.395732Jy sigma=0.002952 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7578 mas, bmaj=1.56 mas, bpa=-1.636 degrees ! Estimated noise=874.061 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 = 0.0595607 Jy ! Component: 100 - total flux cleaned = 0.0774947 Jy ! Component: 150 - total flux cleaned = 0.0812206 Jy ! Component: 200 - total flux cleaned = 0.0855276 Jy ! Total flux subtracted in 200 components = 0.0855276 Jy ! Clean residual min=-0.053079 max=0.060474 Jy/beam ! Clean residual mean=-0.001786 rms=0.015486 Jy/beam ! Combined flux in latest and established models = 3.86984 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 3.86984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.387218Jy sigma=0.002801 ! Fit after self-cal, rms=0.387203Jy sigma=0.002800 ! Inverting map ! Your choice of large map pixels excluded 0.634% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.01 GC 1.04 HH 1.00* ! HN 1.00* KK 0.93 KP 1.00 LA 1.00 ! MC 1.00* MK 0.96 NL 1.00* NY 1.00* ! ON 1.00* OV 0.97 PT 1.03 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.95 GC 1.15 HH 1.28 ! HN 0.97 KK 1.04 KP 0.98 LA 0.95 ! MC 1.05 MK 0.99 NL 1.05 NY 1.00* ! ON 1.07 OV 0.96 PT 1.01 SC 1.03 ! WF 1.30 WZ 1.05 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.41 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 0.96 ! WF 1.30 WZ 1.20 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 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* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 GC 1.02 HH 1.00* ! HN 1.00* KK 0.95 KP 1.04 LA 1.02 ! MC 1.00* MK 0.95 NL 1.00* NY 1.00* ! ON 1.00* OV 0.95 PT 0.95 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.93 GC 1.14 HH 1.61 ! HN 0.96 KK 0.98 KP 0.99 LA 0.96 ! MC 1.06 MK 0.97 NL 1.00 NY 1.00* ! ON 1.10 OV 0.94 PT 0.93 SC 1.02 ! WF 1.04 WZ 1.05 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.27 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.04 ! WF 0.99 WZ 1.10 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 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* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 GC 1.11 HH 1.00* ! HN 1.00* KK 1.04 KP 1.07 LA 1.04 ! MC 1.00* MK 0.96 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 0.97 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.97 GC 1.18 HH 1.58 ! HN 0.99 KK 1.06 KP 1.03 LA 0.96 ! MC 1.10 MK 0.99 NL 1.02 NY 1.00* ! ON 1.14 OV 0.98 PT 0.96 SC 1.05 ! WF 1.06 WZ 1.08 ! ! A total of 18 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.00* HH 1.49 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.00* MK 1.00* NL 1.00* NY 1.00* ! ON 1.00* OV 1.00* PT 1.00* SC 1.10 ! WF 0.98 WZ 1.10 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 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* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 GC 1.04 HH 1.00* ! HN 1.00* KK 1.01 KP 1.07 LA 1.06 ! MC 1.00* MK 0.97 NL 1.00* NY 1.00* ! ON 1.00* OV 0.98 PT 1.00 SC 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GC 1.16 HH 1.72 ! HN 0.99 KK 1.04 KP 1.02 LA 0.98 ! MC 1.08 MK 1.00 NL 1.03 NY 1.00* ! ON 1.16 OV 0.99 PT 0.99 SC 1.01 ! WF 1.06 WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 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* WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 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* WZ 0.00* ! ! ! Fit before self-cal, rms=0.387203Jy sigma=0.002800 ! Fit after self-cal, rms=0.318814Jy sigma=0.001815 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7744 mas, bmaj=1.695 mas, bpa=-2.534 degrees ! Estimated noise=907.305 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 = -0.0246323 Jy ! Component: 100 - total flux cleaned = -0.0268397 Jy ! Component: 150 - total flux cleaned = -0.0272505 Jy ! Component: 200 - total flux cleaned = -0.02763 Jy ! Total flux subtracted in 200 components = -0.02763 Jy ! Clean residual min=-0.026856 max=0.024391 Jy/beam ! Clean residual mean=-0.000388 rms=0.007827 Jy/beam ! Combined flux in latest and established models = 3.84221 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 3.84221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.316084Jy sigma=0.001792 ! Fit after self-cal, rms=0.316763Jy sigma=0.001790 ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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=0.316763Jy sigma=0.001790 ! Fit after self-cal, rms=0.304420Jy sigma=0.001651 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7772 mas, bmaj=1.697 mas, bpa=-2.381 degrees ! Estimated noise=908.455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0160648 Jy ! Component: 100 - total flux cleaned = -0.0179726 Jy ! Component: 150 - total flux cleaned = -0.020278 Jy ! Component: 200 - total flux cleaned = -0.020922 Jy ! Total flux subtracted in 200 components = -0.020922 Jy ! Clean residual min=-0.013744 max=0.012443 Jy/beam ! Clean residual mean=-0.000081 rms=0.003087 Jy/beam ! Combined flux in latest and established models = 3.82128 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 37 components and 3.82128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301681Jy sigma=0.001636 ! Fit after self-cal, rms=0.301858Jy sigma=0.001634 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 = -0.00449877 Jy ! Component: 100 - total flux cleaned = -0.00420447 Jy ! Component: 150 - total flux cleaned = -0.00368635 Jy ! Component: 200 - total flux cleaned = -0.00321517 Jy ! Total flux subtracted in 200 components = -0.00321517 Jy ! Clean residual min=-0.013448 max=0.011209 Jy/beam ! Clean residual mean=-0.000021 rms=0.002942 Jy/beam ! Combined flux in latest and established models = 3.81807 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 3.81807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.300739Jy sigma=0.001631 ! Fit after self-cal, rms=0.300681Jy sigma=0.001631 ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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=0.300681Jy sigma=0.001631 ! Fit after self-cal, rms=0.298717Jy sigma=0.001624 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7781 mas, bmaj=1.695 mas, bpa=-2.323 degrees ! Estimated noise=909.138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00809888 Jy ! Component: 100 - total flux cleaned = -0.00993636 Jy ! Component: 150 - total flux cleaned = -0.0110059 Jy ! Component: 200 - total flux cleaned = -0.0114892 Jy ! Total flux subtracted in 200 components = -0.0114892 Jy ! Clean residual min=-0.011431 max=0.010616 Jy/beam ! Clean residual mean=0.000095 rms=0.002510 Jy/beam ! Combined flux in latest and established models = 3.80658 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 3.80658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297596Jy sigma=0.001619 ! Fit after self-cal, rms=0.297578Jy sigma=0.001619 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 = -0.00118697 Jy ! Component: 100 - total flux cleaned = -0.00139818 Jy ! Component: 150 - total flux cleaned = -0.00160193 Jy ! Component: 200 - total flux cleaned = -0.00140217 Jy ! Total flux subtracted in 200 components = -0.00140217 Jy ! Clean residual min=-0.011022 max=0.010006 Jy/beam ! Clean residual mean=0.000122 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 3.80518 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 44 components and 3.80518 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.296947Jy sigma=0.001617 ! Fit after self-cal, rms=0.296931Jy sigma=0.001617 ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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=0.296931Jy sigma=0.001617 ! Fit after self-cal, rms=0.295969Jy sigma=0.001614 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.229 mas, bmaj=2.994 mas, bpa=4.956 degrees ! Estimated noise=1141.63 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00427014 Jy ! Component: 100 - total flux cleaned = -0.0045092 Jy ! Component: 150 - total flux cleaned = -0.00482247 Jy ! Component: 200 - total flux cleaned = -0.00508943 Jy ! Total flux subtracted in 200 components = -0.00508943 Jy ! Clean residual min=-0.006771 max=0.007117 Jy/beam ! Clean residual mean=0.000297 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 3.80009 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 46 components and 3.80009 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295923Jy sigma=0.001612 ! Fit after self-cal, rms=0.295843Jy sigma=0.001612 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.15189e-05 Jy ! Component: 100 - total flux cleaned = -9.26969e-05 Jy ! Component: 150 - total flux cleaned = -9.03125e-05 Jy ! Component: 200 - total flux cleaned = -2.11022e-05 Jy ! Total flux subtracted in 200 components = -2.11022e-05 Jy ! Clean residual min=-0.006675 max=0.007152 Jy/beam ! Clean residual mean=0.000297 rms=0.002251 Jy/beam ! Combined flux in latest and established models = 3.80007 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 47 components and 3.80007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295834Jy sigma=0.001612 ! Fit after self-cal, rms=0.295796Jy sigma=0.001612 ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7786 mas, bmaj=1.694 mas, bpa=-2.299 degrees ! Estimated noise=909.729 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7786 x 1.694 at -2.299 degrees (North through East) ! Clean map min=-0.0082482 max=3.1299 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=0.295796Jy sigma=0.001612 ! Fit after self-cal, rms=0.321585Jy sigma=0.001353 ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7783 mas, bmaj=1.696 mas, bpa=-2.369 degrees ! Estimated noise=909.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00630723 Jy ! Component: 100 - total flux cleaned = -0.00774258 Jy ! Component: 150 - total flux cleaned = -0.00837037 Jy ! Component: 200 - total flux cleaned = -0.00875335 Jy ! Total flux subtracted in 200 components = -0.00875335 Jy ! Clean residual min=-0.009112 max=0.009819 Jy/beam ! Clean residual mean=0.000120 rms=0.002139 Jy/beam ! Combined flux in latest and established models = 3.79131 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 3.79131 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.320893Jy sigma=0.001349 ! Fit after self-cal, rms=0.320898Jy sigma=0.001349 ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Added new window around map position (-0.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00381346 Jy ! Component: 100 - total flux cleaned = 0.00515342 Jy ! Component: 150 - total flux cleaned = 0.00515256 Jy ! Component: 200 - total flux cleaned = 0.00543312 Jy ! Total flux subtracted in 200 components = 0.00543312 Jy ! Clean residual min=-0.008328 max=0.006617 Jy/beam ! Clean residual mean=0.000016 rms=0.001910 Jy/beam ! Combined flux in latest and established models = 3.79675 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 62 components and 3.79675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319850Jy sigma=0.001342 ! Fit after self-cal, rms=0.319621Jy sigma=0.001341 ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.319621Jy sigma=0.001341 ! Fit after self-cal, rms=0.367114Jy sigma=0.001340 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 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.6421 mas, bmaj=1.234 mas, bpa=-0.04962 degrees ! Estimated noise=1862.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.31153 Jy ! Component: 100 - total flux cleaned = 2.975 Jy ! Component: 150 - total flux cleaned = 3.30837 Jy ! Component: 200 - total flux cleaned = 3.49685 Jy ! Total flux subtracted in 200 components = 3.49685 Jy ! Clean residual min=-0.044271 max=0.096657 Jy/beam ! Clean residual mean=0.001517 rms=0.013469 Jy/beam ! Combined flux in latest and established models = 3.49685 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 16 model components to the UV plane model. ! The established model now contains 16 components and 3.49685 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7788 mas, bmaj=1.696 mas, bpa=-2.356 degrees ! Estimated noise=910.076 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 = 0.145333 Jy ! Component: 100 - total flux cleaned = 0.221519 Jy ! Component: 150 - total flux cleaned = 0.263396 Jy ! Component: 200 - total flux cleaned = 0.284914 Jy ! Total flux subtracted in 200 components = 0.284914 Jy ! Clean residual min=-0.013240 max=0.012618 Jy/beam ! Clean residual mean=0.000238 rms=0.002963 Jy/beam ! Combined flux in latest and established models = 3.78177 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 3.78177 Jy ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 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 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=2.229 mas, bmaj=3 mas, bpa=4.744 degrees ! Estimated noise=1140.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101106 Jy ! Component: 100 - total flux cleaned = 0.0114193 Jy ! Component: 150 - total flux cleaned = 0.011672 Jy ! Component: 200 - total flux cleaned = 0.0118661 Jy ! Total flux subtracted in 200 components = 0.0118661 Jy ! Clean residual min=-0.005412 max=0.005779 Jy/beam ! Clean residual mean=0.000053 rms=0.001852 Jy/beam ! Combined flux in latest and established models = 3.79363 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 = 7.33796e-05 Jy ! Component: 100 - total flux cleaned = -6.88054e-05 Jy ! Component: 150 - total flux cleaned = -0.000270416 Jy ! Component: 200 - total flux cleaned = -0.000269386 Jy ! Total flux subtracted in 200 components = -0.000269386 Jy ! Clean residual min=-0.005446 max=0.005749 Jy/beam ! Clean residual mean=0.000068 rms=0.001826 Jy/beam ! Combined flux in latest and established models = 3.79336 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 3.79336 Jy ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! Estimated beam: bmin=0.7788 mas, bmaj=1.696 mas, bpa=-2.356 degrees ! Estimated noise=910.076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00788098 Jy ! Component: 100 - total flux cleaned = -0.00791608 Jy ! Component: 150 - total flux cleaned = -0.0062397 Jy ! Component: 200 - total flux cleaned = -0.00572249 Jy ! Total flux subtracted in 200 components = -0.00572249 Jy ! Clean residual min=-0.011764 max=0.009357 Jy/beam ! Clean residual mean=0.000131 rms=0.002428 Jy/beam ! Combined flux in latest and established models = 3.78764 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 3.78764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.381399Jy sigma=0.001384 ! Fit after self-cal, rms=0.381322Jy sigma=0.001383 wmodel J1743-0350_X_1999_05_10_pus_map.mod ! Writing 55 model components to file: J1743-0350_X_1999_05_10_pus_map.mod wobs J1743-0350_X_1999_05_10_pus_uvs.fits ! Writing UV FITS file: J1743-0350_X_1999_05_10_pus_uvs.fits wwins J1743-0350_X_1999_05_10_pus_map.win ! wwins: Wrote 3 windows to J1743-0350_X_1999_05_10_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 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00318017 Jy ! Component: 100 - total flux cleaned = -0.00388153 Jy ! Component: 150 - total flux cleaned = -0.00438828 Jy ! Component: 200 - total flux cleaned = -0.00520731 Jy ! Component: 250 - total flux cleaned = -0.00552464 Jy ! Component: 300 - total flux cleaned = -0.00583452 Jy ! Component: 350 - total flux cleaned = -0.00583304 Jy ! Component: 400 - total flux cleaned = -0.00598247 Jy ! Component: 450 - total flux cleaned = -0.0062738 Jy ! Component: 500 - total flux cleaned = -0.00641734 Jy ! Component: 550 - total flux cleaned = -0.00655917 Jy ! Component: 600 - total flux cleaned = -0.00683835 Jy ! Component: 650 - total flux cleaned = -0.00697518 Jy ! Component: 700 - total flux cleaned = -0.00724645 Jy ! Component: 750 - total flux cleaned = -0.00724501 Jy ! Component: 800 - total flux cleaned = -0.00737843 Jy ! Component: 850 - total flux cleaned = -0.00750992 Jy ! Component: 900 - total flux cleaned = -0.00751002 Jy ! Component: 950 - total flux cleaned = -0.0077667 Jy ! Component: 1000 - total flux cleaned = -0.00789336 Jy ! Total flux subtracted in 1024 components = -0.00789299 Jy ! Clean residual min=-0.006474 max=0.006311 Jy/beam ! Clean residual mean=0.000250 rms=0.002012 Jy/beam ! Combined flux in latest and established models = 3.77975 Jy keep ! Adding 46 model components to the UV plane model. ! The established model now contains 89 components and 3.77975 Jy ![Exited script file: muppet] wmap "J1743-0350_X_1999_05_10_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7788 x 1.696 at -2.356 degrees (North through East) ! Clean map min=-0.0076428 max=3.1348 Jy/beam ! Writing clean map to FITS file: J1743-0350_X_1999_05_10_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.13477 invert ! Inverting map ! Your choice of large map pixels excluded 0.672% of the data. ! The x-axis pixel size should ideally be below 0.1914 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00201137 device "J1743-0350_X_1999_05_10_pus\_map.eps/VPS" ! Attempting to open device: 'J1743-0350_X_1999_05_10_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.19249 0.19249 0.384981 0.769961 1.53992 3.07984 6.15969 12.3194 24.6388 49.2775 98.555 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.006 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.134 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7788 x 1.696 at -2.356 degrees (North through East) ! Clean map min=-0.0076428 max=3.1348 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1743-0350_X_1999_05_10_pus\_map.gif/vgif" ! Attempting to open device: 'J1743-0350_X_1999_05_10_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1743-0350_X_1999_05_10_pus_uvs.log closed on Tue Jan 15 17:00:24 2008