! Started logfile: J1316-3338_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:32:52 2008 obs J1316-3338_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J1316-3338_X_1998_10_01_pus_uva.fits ! AN table 1: 37 integrations on 136 of 136 possible baselines. ! AN table 2: 37 integrations on 136 of 136 possible baselines. ! AN table 3: 32 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.129093 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1316-3338 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40798e+09 4e+06 1 4e+06 ! 02 2 8.47798e+09 4e+06 1 4e+06 ! 03 3 8.79298e+09 4e+06 1 4e+06 ! 04 4 8.89798e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 2049 lines of history. ! ! Reading 7444 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 J1316-3338_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 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 629 telescope corrections were flagged in sub-array 1. ! A total of 312 telescope corrections were flagged in sub-array 2. ! A total of 366 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.756350Jy sigma=0.005133 ! Fit after self-cal, rms=0.703458Jy sigma=0.004663 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6568 mas, bmaj=2.041 mas, bpa=-0.9678 degrees ! Estimated noise=1545.22 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 = 0.412355 Jy ! Component: 100 - total flux cleaned = 0.523675 Jy ! Total flux subtracted in 100 components = 0.523676 Jy ! Clean residual min=-0.027455 max=0.081993 Jy/beam ! Clean residual mean=0.002314 rms=0.012561 Jy/beam ! Combined flux in latest and established models = 0.523676 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.523676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.566738Jy sigma=0.002805 ! Fit after self-cal, rms=0.566780Jy sigma=0.002805 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Added new window around map position (-1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0799371 Jy ! Component: 100 - total flux cleaned = 0.12946 Jy ! Total flux subtracted in 100 components = 0.12946 Jy ! Clean residual min=-0.022411 max=0.038901 Jy/beam ! Clean residual mean=0.001322 rms=0.007644 Jy/beam ! Combined flux in latest and established models = 0.653135 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.653135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.550770Jy sigma=0.002467 ! Fit after self-cal, rms=0.550373Jy sigma=0.002460 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7824 mas, bmaj=2.386 mas, bpa=-2.674 degrees ! Estimated noise=916.425 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 = 0.0564227 Jy ! Component: 100 - total flux cleaned = 0.0861246 Jy ! Component: 150 - total flux cleaned = 0.103155 Jy ! Component: 200 - total flux cleaned = 0.113491 Jy ! Total flux subtracted in 200 components = 0.113491 Jy ! Clean residual min=-0.009063 max=0.019784 Jy/beam ! Clean residual mean=0.001674 rms=0.004169 Jy/beam ! Combined flux in latest and established models = 0.766626 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 48 components and 0.766626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.545021Jy sigma=0.002341 ! Fit after self-cal, rms=0.544859Jy sigma=0.002336 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.01 GC 1.00* HN 1.00* ! KK 1.02 KP 0.98 LA 1.00 MK 1.01 ! NL 1.02 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.00 WF 1.00* MC 1.00* ! GN 1.09 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.07 GC 1.00* HN 1.00* ! KK 0.95 KP 1.00* LA 1.00 MK 1.06 ! NL 1.00* NY 1.00* ON 1.00* OV 1.00 ! PT 1.01 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 GC 1.00* HN 1.00* ! KK 0.98 KP 0.99 LA 0.98 MK 0.97 ! NL 1.07 NY 1.00* ON 1.00* OV 1.01 ! PT 0.98 SC 0.96 WF 1.00* MC 1.00* ! GN 1.12 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.06 GC 1.00* HN 1.00* ! KK 1.00 KP 1.00* LA 0.97 MK 0.99 ! NL 1.00* NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* HN 1.00* ! KK 1.00 KP 1.00 LA 0.94 MK 1.04 ! NL 1.06 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SC 1.06 WF 1.00* MC 1.00* ! GN 1.10 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.03 GC 1.00* HN 1.00* ! KK 0.96 KP 1.00* LA 0.97 MK 1.02 ! NL 1.00* NY 1.00* ON 1.00* OV 1.00 ! PT 0.98 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* GC 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* ON 0.00* OV 0.00* ! PT 0.00* SC 0.00* WF 0.00* MC 0.00* ! GN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.96 GC 1.00* HN 1.00* ! KK 0.99 KP 0.96 LA 0.94 MK 0.98 ! NL 1.10 NY 1.00* ON 1.00* OV 0.97 ! PT 0.98 SC 0.95 WF 1.00* MC 1.00* ! GN 1.11 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.05 GC 1.00* HN 1.00* ! KK 0.99 KP 1.00* LA 0.99 MK 1.00 ! NL 1.00* NY 1.00* ON 1.00* OV 0.95 ! PT 0.91 SC 1.00* WF 1.00* MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.544859Jy sigma=0.002336 ! Fit after self-cal, rms=0.537898Jy sigma=0.002315 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7851 mas, bmaj=2.379 mas, bpa=-2.604 degrees ! Estimated noise=912.379 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 = 0.00519844 Jy ! Component: 100 - total flux cleaned = 0.00536077 Jy ! Component: 150 - total flux cleaned = 0.00561592 Jy ! Component: 200 - total flux cleaned = 0.00543375 Jy ! Total flux subtracted in 200 components = 0.00543375 Jy ! Clean residual min=-0.008400 max=0.012733 Jy/beam ! Clean residual mean=0.000576 rms=0.003104 Jy/beam ! Combined flux in latest and established models = 0.77206 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 57 components and 0.77206 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.537808Jy sigma=0.002313 ! Fit after self-cal, rms=0.537919Jy sigma=0.002313 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.537919Jy sigma=0.002313 ! Fit after self-cal, rms=0.536662Jy sigma=0.002313 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7848 mas, bmaj=2.38 mas, bpa=-2.592 degrees ! Estimated noise=911.486 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00258768 Jy ! Component: 100 - total flux cleaned = 0.00248962 Jy ! Component: 150 - total flux cleaned = 0.0023467 Jy ! Component: 200 - total flux cleaned = 0.00228285 Jy ! Total flux subtracted in 200 components = 0.00228285 Jy ! Clean residual min=-0.007597 max=0.012813 Jy/beam ! Clean residual mean=0.000650 rms=0.003020 Jy/beam ! Combined flux in latest and established models = 0.774343 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 62 components and 0.774343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536624Jy sigma=0.002312 ! Fit after self-cal, rms=0.536626Jy sigma=0.002312 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.00059377 Jy ! Component: 100 - total flux cleaned = 0.000589612 Jy ! Component: 150 - total flux cleaned = 0.000588454 Jy ! Component: 200 - total flux cleaned = 0.000484101 Jy ! Total flux subtracted in 200 components = 0.000484101 Jy ! Clean residual min=-0.007265 max=0.012771 Jy/beam ! Clean residual mean=0.000636 rms=0.003001 Jy/beam ! Combined flux in latest and established models = 0.774827 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 64 components and 0.774827 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536602Jy sigma=0.002312 ! Fit after self-cal, rms=0.536608Jy sigma=0.002311 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Added new window around map position (-3.4, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118647 Jy ! Component: 100 - total flux cleaned = 0.0178566 Jy ! Component: 150 - total flux cleaned = 0.0194499 Jy ! Component: 200 - total flux cleaned = 0.0210697 Jy ! Total flux subtracted in 200 components = 0.0210697 Jy ! Clean residual min=-0.007352 max=0.009372 Jy/beam ! Clean residual mean=0.000060 rms=0.002463 Jy/beam ! Combined flux in latest and established models = 0.795897 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.795897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536354Jy sigma=0.002306 ! Fit after self-cal, rms=0.536275Jy sigma=0.002306 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.536275Jy sigma=0.002306 ! Fit after self-cal, rms=0.531694Jy sigma=0.002305 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7845 mas, bmaj=2.377 mas, bpa=-2.526 degrees ! Estimated noise=908.614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00458303 Jy ! Component: 100 - total flux cleaned = 0.00587521 Jy ! Component: 150 - total flux cleaned = 0.00707805 Jy ! Component: 200 - total flux cleaned = 0.00765314 Jy ! Total flux subtracted in 200 components = 0.00765314 Jy ! Clean residual min=-0.006593 max=0.009138 Jy/beam ! Clean residual mean=0.000201 rms=0.002243 Jy/beam ! Combined flux in latest and established models = 0.80355 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 92 components and 0.80355 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.531652Jy sigma=0.002304 ! Fit after self-cal, rms=0.531610Jy sigma=0.002304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 0.00078322 Jy ! Component: 100 - total flux cleaned = 0.00112087 Jy ! Component: 150 - total flux cleaned = 0.00135831 Jy ! Component: 200 - total flux cleaned = 0.00158523 Jy ! Total flux subtracted in 200 components = 0.00158523 Jy ! Clean residual min=-0.006355 max=0.008993 Jy/beam ! Clean residual mean=0.000156 rms=0.002230 Jy/beam ! Combined flux in latest and established models = 0.805135 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 100 components and 0.805135 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.531577Jy sigma=0.002304 ! Fit after self-cal, rms=0.531572Jy sigma=0.002304 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 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=0.531572Jy sigma=0.002304 ! Fit after self-cal, rms=0.529854Jy sigma=0.002304 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.3 mas, bmaj=7.343 mas, bpa=9.184 degrees ! Estimated noise=1183.88 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242876 Jy ! Component: 100 - total flux cleaned = 0.00297213 Jy ! Component: 150 - total flux cleaned = 0.00303531 Jy ! Component: 200 - total flux cleaned = 0.00303244 Jy ! Total flux subtracted in 200 components = 0.00303244 Jy ! Clean residual min=-0.005940 max=0.012850 Jy/beam ! Clean residual mean=0.000629 rms=0.003287 Jy/beam ! Combined flux in latest and established models = 0.808168 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 110 components and 0.808168 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.529852Jy sigma=0.002303 ! Fit after self-cal, rms=0.529835Jy sigma=0.002303 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 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 = 2.62093e-05 Jy ! Component: 100 - total flux cleaned = 0.000127229 Jy ! Component: 150 - total flux cleaned = 0.000127236 Jy ! Component: 200 - total flux cleaned = 0.000125924 Jy ! Total flux subtracted in 200 components = 0.000125924 Jy ! Clean residual min=-0.006076 max=0.012750 Jy/beam ! Clean residual mean=0.000619 rms=0.003282 Jy/beam ! Combined flux in latest and established models = 0.808294 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 113 components and 0.808294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.529824Jy sigma=0.002303 ! Fit after self-cal, rms=0.529823Jy sigma=0.002303 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7845 mas, bmaj=2.377 mas, bpa=-2.493 degrees ! Estimated noise=907.569 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7845 x 2.377 at -2.493 degrees (North through East) ! Clean map min=-0.0068991 max=0.5612 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=0.529823Jy sigma=0.002303 ! Fit after self-cal, rms=0.353138Jy sigma=0.002110 ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7842 mas, bmaj=2.377 mas, bpa=-2.472 degrees ! Estimated noise=904.549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.02166e-05 Jy ! Component: 100 - total flux cleaned = 6.53219e-05 Jy ! Component: 150 - total flux cleaned = 6.40304e-05 Jy ! Component: 200 - total flux cleaned = 0.000194903 Jy ! Total flux subtracted in 200 components = 0.000194903 Jy ! Clean residual min=-0.005941 max=0.008385 Jy/beam ! Clean residual mean=0.000339 rms=0.002037 Jy/beam ! Combined flux in latest and established models = 0.808488 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 122 components and 0.808488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353092Jy sigma=0.002109 ! Fit after self-cal, rms=0.353094Jy sigma=0.002109 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.99764e-06 Jy ! Component: 100 - total flux cleaned = 0.000170605 Jy ! Component: 150 - total flux cleaned = 0.000227076 Jy ! Component: 200 - total flux cleaned = 0.000280552 Jy ! Total flux subtracted in 200 components = 0.000280552 Jy ! Clean residual min=-0.005981 max=0.008355 Jy/beam ! Clean residual mean=0.000332 rms=0.002025 Jy/beam ! Combined flux in latest and established models = 0.808769 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 124 components and 0.808769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353069Jy sigma=0.002109 ! Fit after self-cal, rms=0.353070Jy sigma=0.002109 ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353070Jy sigma=0.002109 ! Fit after self-cal, rms=0.363341Jy sigma=0.002109 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.6597 mas, bmaj=2.037 mas, bpa=-0.6514 degrees ! Estimated noise=1535.35 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.408697 Jy ! Component: 100 - total flux cleaned = 0.530348 Jy ! Component: 150 - total flux cleaned = 0.605463 Jy ! Component: 200 - total flux cleaned = 0.654841 Jy ! Total flux subtracted in 200 components = 0.654841 Jy ! Clean residual min=-0.016919 max=0.027773 Jy/beam ! Clean residual mean=0.001360 rms=0.006323 Jy/beam ! Combined flux in latest and established models = 0.654841 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.654841 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7846 mas, bmaj=2.379 mas, bpa=-2.442 degrees ! Estimated noise=904.114 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 = 0.0513213 Jy ! Component: 100 - total flux cleaned = 0.07868 Jy ! Component: 150 - total flux cleaned = 0.0963364 Jy ! Component: 200 - total flux cleaned = 0.109541 Jy ! Total flux subtracted in 200 components = 0.109541 Jy ! Clean residual min=-0.007067 max=0.010446 Jy/beam ! Clean residual mean=0.001570 rms=0.003096 Jy/beam ! Combined flux in latest and established models = 0.764382 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 67 components and 0.764382 Jy ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.297 mas, bmaj=7.342 mas, bpa=9.145 degrees ! Estimated noise=1180.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172574 Jy ! Component: 100 - total flux cleaned = 0.0277761 Jy ! Component: 150 - total flux cleaned = 0.0344911 Jy ! Component: 200 - total flux cleaned = 0.038817 Jy ! Total flux subtracted in 200 components = 0.038817 Jy ! Clean residual min=-0.006335 max=0.012164 Jy/beam ! Clean residual mean=0.001141 rms=0.003106 Jy/beam ! Combined flux in latest and established models = 0.803199 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 = 0.00279499 Jy ! Component: 100 - total flux cleaned = 0.00410724 Jy ! Component: 150 - total flux cleaned = 0.00448655 Jy ! Component: 200 - total flux cleaned = 0.00477167 Jy ! Total flux subtracted in 200 components = 0.00477167 Jy ! Clean residual min=-0.006335 max=0.011891 Jy/beam ! Clean residual mean=0.000851 rms=0.003006 Jy/beam ! Combined flux in latest and established models = 0.807971 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 97 components and 0.807971 Jy ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7846 mas, bmaj=2.379 mas, bpa=-2.442 degrees ! Estimated noise=904.114 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00330566 Jy ! Component: 100 - total flux cleaned = -0.00245643 Jy ! Component: 150 - total flux cleaned = -0.0015846 Jy ! Component: 200 - total flux cleaned = -0.00114004 Jy ! Total flux subtracted in 200 components = -0.00114004 Jy ! Clean residual min=-0.006738 max=0.008369 Jy/beam ! Clean residual mean=0.000420 rms=0.002131 Jy/beam ! Combined flux in latest and established models = 0.806831 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 109 components and 0.806831 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.363474Jy sigma=0.002111 ! Fit after self-cal, rms=0.363469Jy sigma=0.002111 wmodel J1316-3338_X_1998_10_01_pus_map.mod ! Writing 109 model components to file: J1316-3338_X_1998_10_01_pus_map.mod wobs J1316-3338_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J1316-3338_X_1998_10_01_pus_uvs.fits wwins J1316-3338_X_1998_10_01_pus_map.win ! wwins: Wrote 3 windows to J1316-3338_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 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147756 Jy ! Component: 100 - total flux cleaned = 0.00124641 Jy ! Component: 150 - total flux cleaned = 0.00146301 Jy ! Component: 200 - total flux cleaned = 0.0017617 Jy ! Component: 250 - total flux cleaned = 0.00232337 Jy ! Component: 300 - total flux cleaned = 0.00250113 Jy ! Component: 350 - total flux cleaned = 0.0027587 Jy ! Component: 400 - total flux cleaned = 0.00308779 Jy ! Component: 450 - total flux cleaned = 0.00348357 Jy ! Component: 500 - total flux cleaned = 0.00386772 Jy ! Component: 550 - total flux cleaned = 0.0043139 Jy ! Component: 600 - total flux cleaned = 0.00445742 Jy ! Component: 650 - total flux cleaned = 0.00480874 Jy ! Component: 700 - total flux cleaned = 0.00508175 Jy ! Component: 750 - total flux cleaned = 0.0054156 Jy ! Component: 800 - total flux cleaned = 0.00561159 Jy ! Component: 850 - total flux cleaned = 0.00599269 Jy ! Component: 900 - total flux cleaned = 0.00630165 Jy ! Component: 950 - total flux cleaned = 0.00666325 Jy ! Component: 1000 - total flux cleaned = 0.00695879 Jy ! Total flux subtracted in 1024 components = 0.00713351 Jy ! Clean residual min=-0.003859 max=0.002971 Jy/beam ! Clean residual mean=0.000196 rms=0.001279 Jy/beam ! Combined flux in latest and established models = 0.813965 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 171 components and 0.813965 Jy ![Exited script file: muppet] wmap "J1316-3338_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7846 x 2.379 at -2.442 degrees (North through East) ! Clean map min=-0.0065632 max=0.55532 Jy/beam ! Writing clean map to FITS file: J1316-3338_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 0.555321 invert ! Inverting map ! Your choice of large map pixels excluded 1.68% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00127521 device "J1316-3338_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J1316-3338_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.688904 0.688904 1.37781 2.75562 5.51123 11.0225 22.0449 44.0899 88.1797 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.555 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7846 x 2.379 at -2.442 degrees (North through East) ! Clean map min=-0.0065632 max=0.55532 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1316-3338_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J1316-3338_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1316-3338_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:32:56 2008