! Started logfile: J0050-0929_X_1999_03_08_pus_uvs.log on Thu Jan 3 14:30:02 2008 obs J0050-0929_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J0050-0929_X_1999_03_08_pus_uva.fits ! AN table 1: 392 integrations on 190 of 190 possible baselines. ! AN table 2: 32 integrations on 190 of 190 possible baselines. ! AN table 3: 63 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0459959 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0050-0929 ! ! 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 2464 lines of history. ! ! Reading 17024 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 J0050-0929_X_1999_03_08_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 6517 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1017 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 6514 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1017 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 6517 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1017 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 6517 telescope corrections were flagged in sub-array 1. ! A total of 640 telescope corrections were flagged in sub-array 2. ! A total of 1017 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.944194Jy sigma=0.007050 ! Fit after self-cal, rms=0.358394Jy sigma=0.002526 ! 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 0.0547% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6124 mas, bmaj=1.675 mas, bpa=-3.514 degrees ! Estimated noise=1182.98 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 = 0.738829 Jy ! Component: 100 - total flux cleaned = 0.900387 Jy ! Total flux subtracted in 100 components = 0.900387 Jy ! Clean residual min=-0.044053 max=0.066544 Jy/beam ! Clean residual mean=0.000939 rms=0.015797 Jy/beam ! Combined flux in latest and established models = 0.900387 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.900387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374585Jy sigma=0.002840 ! Fit after self-cal, rms=0.374666Jy sigma=0.002840 ! Inverting map ! Your choice of large map pixels excluded 0.0547% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 0.0547% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.785 mas, bmaj=2.52 mas, bpa=-5.646 degrees ! Estimated noise=668.859 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.123708 Jy ! Component: 100 - total flux cleaned = 0.17411 Jy ! Component: 150 - total flux cleaned = 0.195771 Jy ! Component: 200 - total flux cleaned = 0.205925 Jy ! Total flux subtracted in 200 components = 0.205925 Jy ! Clean residual min=-0.048893 max=0.058694 Jy/beam ! Clean residual mean=-0.000910 rms=0.020502 Jy/beam ! Combined flux in latest and established models = 1.10631 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 1.10631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.344814Jy sigma=0.002369 ! Fit after self-cal, rms=0.344766Jy sigma=0.002368 ! Inverting map ! Your choice of large map pixels excluded 0.0547% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 723 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 GC 1.04 GG 1.00* ! HN 1.00 KP 0.98 LA 0.99 NL 1.13 ! OV 0.97 PT 0.98 SC 0.95 WF 1.17 ! GN 1.51 HH 1.00* KK 0.90 MC 1.36 ! MK 0.95 NY 1.00* ON 1.11 WZ 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 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 1.00* GG 1.00* ! HN 1.03 KP 1.00* LA 1.00* NL 1.16 ! OV 1.00* PT 1.00* SC 1.00* WF 0.97 ! GN 0.93 HH 1.00* KK 1.00* MC 1.06 ! MK 1.00* NY 1.00* ON 1.12 WZ 0.83 ! ! ! Correcting IF 2. ! A total of 723 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 GC 1.05 GG 1.00* ! HN 0.99 KP 0.99 LA 0.99 NL 1.10 ! OV 0.97 PT 0.98 SC 0.98 WF 1.27 ! GN 1.59 HH 1.00* KK 0.91 MC 1.13 ! MK 0.95 NY 1.00* ON 1.02 WZ 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 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 1.00* GG 1.00* ! HN 1.07 KP 1.00* LA 1.00* NL 1.19 ! OV 1.00* PT 1.00* SC 1.00* WF 0.93 ! GN 0.97 HH 1.00* KK 1.00* MC 1.05 ! MK 1.00* NY 1.00* ON 1.56 WZ 0.82 ! ! ! Correcting IF 3. ! A total of 723 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 GC 0.97 GG 1.00* ! HN 0.99 KP 0.99 LA 1.01 NL 1.20 ! OV 0.98 PT 0.99 SC 1.01 WF 1.10 ! GN 1.51 HH 1.00* KK 0.91 MC 1.02 ! MK 0.95 NY 1.00* ON 1.06 WZ 0.80 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 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 1.00* GG 1.00* ! HN 1.05 KP 1.00* LA 1.00* NL 1.29 ! OV 1.00* PT 1.00* SC 1.00* WF 0.95 ! GN 0.94 HH 1.00* KK 1.00* MC 1.03 ! MK 1.00* NY 1.00* ON 1.13 WZ 0.82 ! ! ! Correcting IF 4. ! A total of 723 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 GC 1.06 GG 1.00* ! HN 1.02 KP 0.99 LA 1.00 NL 1.08 ! OV 0.98 PT 0.99 SC 0.99 WF 1.10 ! GN 1.50 HH 1.00* KK 0.89 MC 1.07 ! MK 0.94 NY 1.00* ON 1.01 WZ 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HN 0.00* KP 0.00* LA 0.00* NL 0.00* ! OV 0.00* PT 0.00* SC 0.00* WF 0.00* ! GN 0.00* HH 0.00* KK 0.00* MC 0.00* ! MK 0.00* NY 0.00* ON 0.00* WZ 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 1.00* GG 1.00* ! HN 1.04 KP 1.00* LA 1.00* NL 1.32 ! OV 1.00* PT 1.00* SC 1.00* WF 0.96 ! GN 0.95 HH 1.00* KK 1.00* MC 1.04 ! MK 1.00* NY 1.00* ON 5.90 WZ 0.85 ! ! ! Fit before self-cal, rms=0.344766Jy sigma=0.002368 ! Fit after self-cal, rms=0.431184Jy sigma=0.001972 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7351 mas, bmaj=2.346 mas, bpa=-5.767 degrees ! Estimated noise=728.793 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 = -0.00926362 Jy ! Component: 100 - total flux cleaned = -0.0092569 Jy ! Component: 150 - total flux cleaned = -0.00924479 Jy ! Component: 200 - total flux cleaned = -0.00888956 Jy ! Total flux subtracted in 200 components = -0.00888956 Jy ! Clean residual min=-0.030256 max=0.033920 Jy/beam ! Clean residual mean=0.000556 rms=0.010108 Jy/beam ! Combined flux in latest and established models = 1.09742 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 1.09742 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.430202Jy sigma=0.001962 ! Fit after self-cal, rms=0.431201Jy sigma=0.001961 ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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=0.431201Jy sigma=0.001961 ! Fit after self-cal, rms=1.243008Jy sigma=0.002106 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7393 mas, bmaj=2.322 mas, bpa=-5.839 degrees ! Estimated noise=769.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.050029 Jy ! Component: 100 - total flux cleaned = 0.0637239 Jy ! Component: 150 - total flux cleaned = 0.06489 Jy ! Component: 200 - total flux cleaned = 0.0654073 Jy ! Total flux subtracted in 200 components = 0.0654073 Jy ! Clean residual min=-0.053938 max=0.026585 Jy/beam ! Clean residual mean=-0.000262 rms=0.012513 Jy/beam ! Combined flux in latest and established models = 1.16283 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 39 components and 1.16283 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.233470Jy sigma=0.002127 ! Fit after self-cal, rms=1.240118Jy sigma=0.002126 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 = -3.71717e-05 Jy ! Component: 100 - total flux cleaned = 0.000889726 Jy ! Component: 150 - total flux cleaned = 0.00130606 Jy ! Component: 200 - total flux cleaned = 0.00172462 Jy ! Total flux subtracted in 200 components = 0.00172462 Jy ! Clean residual min=-0.051229 max=0.027135 Jy/beam ! Clean residual mean=-0.000390 rms=0.012487 Jy/beam ! Combined flux in latest and established models = 1.16455 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 1.16455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.239349Jy sigma=0.002122 ! Fit after self-cal, rms=1.239534Jy sigma=0.002122 ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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=1.239534Jy sigma=0.002122 ! Fit after self-cal, rms=1.533609Jy sigma=0.001277 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7375 mas, bmaj=2.337 mas, bpa=-5.829 degrees ! Estimated noise=767.158 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00617421 Jy ! Component: 100 - total flux cleaned = -0.00713931 Jy ! Component: 150 - total flux cleaned = -0.00794971 Jy ! Component: 200 - total flux cleaned = -0.008634 Jy ! Total flux subtracted in 200 components = -0.008634 Jy ! Clean residual min=-0.006157 max=0.006798 Jy/beam ! Clean residual mean=0.000713 rms=0.002152 Jy/beam ! Combined flux in latest and established models = 1.15592 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 40 components and 1.15592 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.533710Jy sigma=0.001272 ! Fit after self-cal, rms=1.535451Jy sigma=0.001271 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 = -0.000489548 Jy ! Component: 100 - total flux cleaned = -0.00100243 Jy ! Component: 150 - total flux cleaned = -0.0014402 Jy ! Component: 200 - total flux cleaned = -0.00181815 Jy ! Total flux subtracted in 200 components = -0.00181815 Jy ! Clean residual min=-0.005596 max=0.006829 Jy/beam ! Clean residual mean=0.000733 rms=0.002100 Jy/beam ! Combined flux in latest and established models = 1.1541 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 41 components and 1.1541 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.535467Jy sigma=0.001270 ! Fit after self-cal, rms=1.535541Jy sigma=0.001270 ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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=1.535541Jy sigma=0.001270 ! Fit after self-cal, rms=1.608505Jy sigma=0.001268 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.162 mas, bmaj=4.205 mas, bpa=10.2 degrees ! Estimated noise=1030.27 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00446767 Jy ! Component: 100 - total flux cleaned = -0.00573167 Jy ! Component: 150 - total flux cleaned = -0.00581649 Jy ! Component: 200 - total flux cleaned = -0.00589661 Jy ! Total flux subtracted in 200 components = -0.00589661 Jy ! Clean residual min=-0.006926 max=0.010717 Jy/beam ! Clean residual mean=0.001851 rms=0.003843 Jy/beam ! Combined flux in latest and established models = 1.1482 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 41 components and 1.14821 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.608595Jy sigma=0.001267 ! Fit after self-cal, rms=1.609394Jy sigma=0.001267 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 = -8.22377e-05 Jy ! Component: 100 - total flux cleaned = -0.000158329 Jy ! Component: 150 - total flux cleaned = -0.000231278 Jy ! Component: 200 - total flux cleaned = -0.000299509 Jy ! Total flux subtracted in 200 components = -0.000299509 Jy ! Clean residual min=-0.006818 max=0.010617 Jy/beam ! Clean residual mean=0.001838 rms=0.003821 Jy/beam ! Combined flux in latest and established models = 1.14791 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 41 components and 1.14791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.609383Jy sigma=0.001266 ! Fit after self-cal, rms=1.609391Jy sigma=0.001266 ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7396 mas, bmaj=2.343 mas, bpa=-5.828 degrees ! Estimated noise=768.161 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7396 x 2.343 at -5.828 degrees (North through East) ! Clean map min=-0.0050621 max=1.0669 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=1.609391Jy sigma=0.001266 ! Fit after self-cal, rms=6.433743Jy sigma=0.001166 ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7404 mas, bmaj=2.344 mas, bpa=-5.801 degrees ! Estimated noise=767.326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00237587 Jy ! Component: 100 - total flux cleaned = -0.00278272 Jy ! Component: 150 - total flux cleaned = -0.00322227 Jy ! Component: 200 - total flux cleaned = -0.00359947 Jy ! Total flux subtracted in 200 components = -0.00359947 Jy ! Clean residual min=-0.004752 max=0.005571 Jy/beam ! Clean residual mean=0.000606 rms=0.001730 Jy/beam ! Combined flux in latest and established models = 1.14431 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 1.14431 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.433739Jy sigma=0.001165 ! Fit after self-cal, rms=6.433777Jy sigma=0.001165 ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000353865 Jy ! Component: 100 - total flux cleaned = -0.000577885 Jy ! Component: 150 - total flux cleaned = -0.000728129 Jy ! Component: 200 - total flux cleaned = -0.000820484 Jy ! Total flux subtracted in 200 components = -0.000820484 Jy ! Clean residual min=-0.004451 max=0.005671 Jy/beam ! Clean residual mean=0.000625 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 1.14349 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 44 components and 1.14349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.433770Jy sigma=0.001165 ! Fit after self-cal, rms=6.433757Jy sigma=0.001165 ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.433757Jy sigma=0.001165 ! Fit after self-cal, rms=6.530881Jy sigma=0.001164 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 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6153 mas, bmaj=1.664 mas, bpa=-3.949 degrees ! Estimated noise=1301.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.815553 Jy ! Component: 100 - total flux cleaned = 0.993807 Jy ! Component: 150 - total flux cleaned = 1.04637 Jy ! Component: 200 - total flux cleaned = 1.07695 Jy ! Total flux subtracted in 200 components = 1.07695 Jy ! Clean residual min=-0.009053 max=0.016023 Jy/beam ! Clean residual mean=0.000348 rms=0.002923 Jy/beam ! Combined flux in latest and established models = 1.07695 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 18 model components to the UV plane model. ! The established model now contains 18 components and 1.07695 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7414 mas, bmaj=2.348 mas, bpa=-5.809 degrees ! Estimated noise=767.955 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 = 0.0304708 Jy ! Component: 100 - total flux cleaned = 0.0459048 Jy ! Component: 150 - total flux cleaned = 0.0542075 Jy ! Component: 200 - total flux cleaned = 0.058756 Jy ! Total flux subtracted in 200 components = 0.058756 Jy ! Clean residual min=-0.003527 max=0.006220 Jy/beam ! Clean residual mean=0.000762 rms=0.001643 Jy/beam ! Combined flux in latest and established models = 1.13571 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 1.13571 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 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 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.163 mas, bmaj=4.213 mas, bpa=10.22 degrees ! Estimated noise=1026.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0039405 Jy ! Component: 100 - total flux cleaned = 0.00523305 Jy ! Component: 150 - total flux cleaned = 0.00533973 Jy ! Component: 200 - total flux cleaned = 0.00534012 Jy ! Total flux subtracted in 200 components = 0.00534012 Jy ! Clean residual min=-0.005859 max=0.009517 Jy/beam ! Clean residual mean=0.001524 rms=0.003231 Jy/beam ! Combined flux in latest and established models = 1.14105 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 = -2.34915e-05 Jy ! Component: 100 - total flux cleaned = -2.57688e-05 Jy ! Component: 150 - total flux cleaned = -2.60647e-05 Jy ! Component: 200 - total flux cleaned = -4.7284e-05 Jy ! Total flux subtracted in 200 components = -4.7284e-05 Jy ! Clean residual min=-0.005864 max=0.009516 Jy/beam ! Clean residual mean=0.001526 rms=0.003228 Jy/beam ! Combined flux in latest and established models = 1.141 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 1.141 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.7414 mas, bmaj=2.348 mas, bpa=-5.809 degrees ! Estimated noise=767.955 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00107324 Jy ! Component: 100 - total flux cleaned = -0.000925919 Jy ! Component: 150 - total flux cleaned = -0.00076009 Jy ! Component: 200 - total flux cleaned = -0.000577041 Jy ! Total flux subtracted in 200 components = -0.000577041 Jy ! Clean residual min=-0.003734 max=0.005901 Jy/beam ! Clean residual mean=0.000642 rms=0.001656 Jy/beam ! Combined flux in latest and established models = 1.14043 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 1.14043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=6.530833Jy sigma=0.001163 ! Fit after self-cal, rms=6.530812Jy sigma=0.001163 wmodel J0050-0929_X_1999_03_08_pus_map.mod ! Writing 53 model components to file: J0050-0929_X_1999_03_08_pus_map.mod wobs J0050-0929_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J0050-0929_X_1999_03_08_pus_uvs.fits wwins J0050-0929_X_1999_03_08_pus_map.win ! wwins: Wrote 1 windows to J0050-0929_X_1999_03_08_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 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025411 Jy ! Component: 100 - total flux cleaned = 0.00478378 Jy ! Component: 150 - total flux cleaned = 0.00687217 Jy ! Component: 200 - total flux cleaned = 0.00883109 Jy ! Component: 250 - total flux cleaned = 0.0106818 Jy ! Component: 300 - total flux cleaned = 0.0119513 Jy ! Component: 350 - total flux cleaned = 0.0131773 Jy ! Component: 400 - total flux cleaned = 0.0140387 Jy ! Component: 450 - total flux cleaned = 0.0148154 Jy ! Component: 500 - total flux cleaned = 0.0157038 Jy ! Component: 550 - total flux cleaned = 0.0164517 Jy ! Component: 600 - total flux cleaned = 0.0171261 Jy ! Component: 650 - total flux cleaned = 0.0176686 Jy ! Component: 700 - total flux cleaned = 0.0181435 Jy ! Component: 750 - total flux cleaned = 0.0186705 Jy ! Component: 800 - total flux cleaned = 0.0191895 Jy ! Component: 850 - total flux cleaned = 0.0196446 Jy ! Component: 900 - total flux cleaned = 0.0200377 Jy ! Component: 950 - total flux cleaned = 0.0205359 Jy ! Component: 1000 - total flux cleaned = 0.0209176 Jy ! Total flux subtracted in 1024 components = 0.0209717 Jy ! Clean residual min=-0.003232 max=0.003092 Jy/beam ! Clean residual mean=0.000225 rms=0.001264 Jy/beam ! Combined flux in latest and established models = 1.1614 Jy keep ! Adding 84 model components to the UV plane model. ! The established model now contains 137 components and 1.1614 Jy ![Exited script file: muppet] wmap "J0050-0929_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7414 x 2.348 at -5.809 degrees (North through East) ! Clean map min=-0.0039199 max=1.0675 Jy/beam ! Writing clean map to FITS file: J0050-0929_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.06745 invert ! Inverting map ! Your choice of large map pixels excluded 0.0671% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00126336 device "J0050-0929_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J0050-0929_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.355058 0.355058 0.710116 1.42023 2.84046 5.68093 11.3619 22.7237 45.4474 90.8948 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0037 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.067 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7414 x 2.348 at -5.809 degrees (North through East) ! Clean map min=-0.0039199 max=1.0675 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0050-0929_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J0050-0929_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0050-0929_X_1999_03_08_pus_uvs.log closed on Thu Jan 3 14:30:19 2008