! Started logfile: J1337-1257_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:32:56 2008 obs J1337-1257_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J1337-1257_X_1998_10_01_pus_uva.fits ! AN table 1: 64 integrations on 136 of 136 possible baselines. ! AN table 2: 97 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.178389 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1337-1257 ! ! 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 15624 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 J1337-1257_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 518 telescope corrections were flagged in sub-array 1. ! A total of 1330 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 1330 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 1330 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 518 telescope corrections were flagged in sub-array 1. ! A total of 1330 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.147322Jy sigma=0.011776 ! Fit after self-cal, rms=1.068646Jy sigma=0.011008 ! 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 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.7948 mas, bmaj=2.095 mas, bpa=1.645 degrees ! Estimated noise=1107.38 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 = 1.52719 Jy ! Component: 100 - total flux cleaned = 1.87335 Jy ! Total flux subtracted in 100 components = 1.87335 Jy ! Clean residual min=-0.047166 max=0.164150 Jy/beam ! Clean residual mean=0.002716 rms=0.018792 Jy/beam ! Combined flux in latest and established models = 1.87335 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 1.87335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.399689Jy sigma=0.003798 ! Fit after self-cal, rms=0.399585Jy sigma=0.003797 ! Inverting map ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Added new window around map position (1.2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162465 Jy ! Component: 100 - total flux cleaned = 0.253622 Jy ! Total flux subtracted in 100 components = 0.253622 Jy ! Clean residual min=-0.026973 max=0.046929 Jy/beam ! Clean residual mean=0.000938 rms=0.009393 Jy/beam ! Combined flux in latest and established models = 2.12697 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 17 components and 2.12697 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.325998Jy sigma=0.002835 ! Fit after self-cal, rms=0.322910Jy sigma=0.002809 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.012 mas, bmaj=2.671 mas, bpa=2.964 degrees ! Estimated noise=581.382 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 = 0.0761352 Jy ! Component: 100 - total flux cleaned = 0.118683 Jy ! Component: 150 - total flux cleaned = 0.144409 Jy ! Component: 200 - total flux cleaned = 0.160668 Jy ! Total flux subtracted in 200 components = 0.160668 Jy ! Clean residual min=-0.017559 max=0.010848 Jy/beam ! Clean residual mean=-0.001370 rms=0.003924 Jy/beam ! Combined flux in latest and established models = 2.28764 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 2.28764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.307342Jy sigma=0.002564 ! Fit after self-cal, rms=0.306807Jy sigma=0.002559 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 0.97 FD 1.03 GC 1.00* HN 0.98 ! KK 1.01 KP 0.98 LA 1.03 MK 1.00 ! NL 0.97 NY 1.00* ON 1.00* OV 1.03 ! PT 1.01 SC 1.03 WF 1.13 MC 1.00* ! GN 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 GC 1.00* HN 0.95 ! KK 1.00* KP 0.97 LA 1.02 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.01 ! PT 1.04 SC 1.00 WF 1.06 MC 1.00* ! GN 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 GC 1.00* HN 1.03 ! KK 1.03 KP 1.00 LA 0.99 MK 0.99 ! NL 0.98 NY 1.00* ON 1.00* OV 1.02 ! PT 1.02 SC 1.01 WF 1.11 MC 1.00* ! GN 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 GC 1.00* HN 1.01 ! KK 1.00* KP 0.99 LA 0.95 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 1.01 ! PT 1.05 SC 0.98 WF 1.07 MC 1.00* ! GN 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 GC 1.00* HN 0.98 ! KK 1.01 KP 1.01 LA 0.98 MK 1.03 ! NL 0.96 NY 1.00* ON 1.00* OV 0.98 ! PT 1.02 SC 1.06 WF 1.09 MC 1.00* ! GN 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.98 GC 1.00* HN 0.95 ! KK 1.00* KP 1.01 LA 0.96 MK 1.00* ! NL 0.97 NY 1.00* ON 1.00* OV 0.96 ! PT 1.05 SC 1.00 WF 1.04 MC 1.00* ! GN 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 GC 1.00* HN 1.01 ! KK 1.00 KP 0.99 LA 1.00 MK 0.97 ! NL 0.98 NY 1.00* ON 1.00* OV 1.00 ! PT 0.96 SC 1.00 WF 1.10 MC 1.00* ! GN 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.95 GC 1.00* HN 1.00 ! KK 1.00* KP 0.99 LA 0.97 MK 1.00* ! NL 0.98 NY 1.00* ON 1.00* OV 0.97 ! PT 0.99 SC 0.97 WF 1.04 MC 1.00* ! GN 1.02 ! ! ! Fit before self-cal, rms=0.306807Jy sigma=0.002559 ! Fit after self-cal, rms=0.298953Jy sigma=0.002437 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.015 mas, bmaj=2.677 mas, bpa=2.958 degrees ! Estimated noise=579.71 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 = 0.00867569 Jy ! Component: 100 - total flux cleaned = 0.00891463 Jy ! Component: 150 - total flux cleaned = 0.0087076 Jy ! Component: 200 - total flux cleaned = 0.00885935 Jy ! Total flux subtracted in 200 components = 0.00885935 Jy ! Clean residual min=-0.009261 max=0.007669 Jy/beam ! Clean residual mean=-0.000733 rms=0.002400 Jy/beam ! Combined flux in latest and established models = 2.2965 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 2.2965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.298545Jy sigma=0.002432 ! Fit after self-cal, rms=0.298540Jy sigma=0.002431 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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=0.298540Jy sigma=0.002431 ! Fit after self-cal, rms=0.297462Jy sigma=0.002407 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.017 mas, bmaj=2.682 mas, bpa=3.055 degrees ! Estimated noise=579.892 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262453 Jy ! Component: 100 - total flux cleaned = 0.00314356 Jy ! Component: 150 - total flux cleaned = 0.00339041 Jy ! Component: 200 - total flux cleaned = 0.00358228 Jy ! Total flux subtracted in 200 components = 0.00358228 Jy ! Clean residual min=-0.006270 max=0.004778 Jy/beam ! Clean residual mean=-0.000217 rms=0.001740 Jy/beam ! Combined flux in latest and established models = 2.30008 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 2.30008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297263Jy sigma=0.002404 ! Fit after self-cal, rms=0.297219Jy sigma=0.002404 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 = 0.000527726 Jy ! Component: 100 - total flux cleaned = 0.00119439 Jy ! Component: 150 - total flux cleaned = 0.00119111 Jy ! Component: 200 - total flux cleaned = 0.00119028 Jy ! Total flux subtracted in 200 components = 0.00119028 Jy ! Clean residual min=-0.006260 max=0.004685 Jy/beam ! Clean residual mean=-0.000245 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 2.30127 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 78 components and 2.30127 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297152Jy sigma=0.002403 ! Fit after self-cal, rms=0.297127Jy sigma=0.002403 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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=0.297127Jy sigma=0.002403 ! Fit after self-cal, rms=0.297133Jy sigma=0.002402 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.018 mas, bmaj=2.683 mas, bpa=3.053 degrees ! Estimated noise=579.906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119478 Jy ! Component: 100 - total flux cleaned = 0.000802174 Jy ! Component: 150 - total flux cleaned = 0.000662503 Jy ! Component: 200 - total flux cleaned = 0.000661364 Jy ! Total flux subtracted in 200 components = 0.000661364 Jy ! Clean residual min=-0.005972 max=0.004857 Jy/beam ! Clean residual mean=-0.000169 rms=0.001589 Jy/beam ! Combined flux in latest and established models = 2.30193 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 79 components and 2.30193 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297059Jy sigma=0.002402 ! Fit after self-cal, rms=0.297034Jy sigma=0.002402 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 = 0.000341956 Jy ! Component: 100 - total flux cleaned = 0.000637678 Jy ! Component: 150 - total flux cleaned = 0.000737618 Jy ! Component: 200 - total flux cleaned = 0.000829704 Jy ! Total flux subtracted in 200 components = 0.000829704 Jy ! Clean residual min=-0.005983 max=0.004827 Jy/beam ! Clean residual mean=-0.000189 rms=0.001566 Jy/beam ! Combined flux in latest and established models = 2.30276 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 2.30276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297003Jy sigma=0.002401 ! Fit after self-cal, rms=0.296992Jy sigma=0.002401 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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=0.296992Jy sigma=0.002401 ! Fit after self-cal, rms=0.297084Jy sigma=0.002401 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.107 mas, bmaj=4.095 mas, bpa=2.445 degrees ! Estimated noise=685.595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000143871 Jy ! Component: 100 - total flux cleaned = 0.000223899 Jy ! Component: 150 - total flux cleaned = 0.00043558 Jy ! Component: 200 - total flux cleaned = 0.000582532 Jy ! Total flux subtracted in 200 components = 0.000582532 Jy ! Clean residual min=-0.005233 max=0.005855 Jy/beam ! Clean residual mean=-0.000305 rms=0.001802 Jy/beam ! Combined flux in latest and established models = 2.30335 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 95 components and 2.30334 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297058Jy sigma=0.002401 ! Fit after self-cal, rms=0.297043Jy sigma=0.002400 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 = -9.86327e-05 Jy ! Component: 100 - total flux cleaned = 3.47577e-05 Jy ! Component: 150 - total flux cleaned = 0.000186159 Jy ! Component: 200 - total flux cleaned = 0.000277579 Jy ! Total flux subtracted in 200 components = 0.000277579 Jy ! Clean residual min=-0.005069 max=0.005784 Jy/beam ! Clean residual mean=-0.000318 rms=0.001783 Jy/beam ! Combined flux in latest and established models = 2.30362 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 103 components and 2.30362 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297035Jy sigma=0.002400 ! Fit after self-cal, rms=0.297024Jy sigma=0.002400 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.019 mas, bmaj=2.685 mas, bpa=3.045 degrees ! Estimated noise=580.046 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.019 x 2.685 at 3.045 degrees (North through East) ! Clean map min=-0.0054105 max=1.9815 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=0.297024Jy sigma=0.002400 ! Fit after self-cal, rms=0.278352Jy sigma=0.002228 ! Inverting map and beam ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.019 mas, bmaj=2.685 mas, bpa=3.03 degrees ! Estimated noise=579.857 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000601748 Jy ! Component: 100 - total flux cleaned = 0.000100218 Jy ! Component: 150 - total flux cleaned = -0.000348921 Jy ! Component: 200 - total flux cleaned = -0.000490095 Jy ! Total flux subtracted in 200 components = -0.000490095 Jy ! Clean residual min=-0.005691 max=0.004832 Jy/beam ! Clean residual mean=-0.000124 rms=0.001478 Jy/beam ! Combined flux in latest and established models = 2.30313 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 107 components and 2.30313 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278314Jy sigma=0.002227 ! Fit after self-cal, rms=0.278309Jy sigma=0.002227 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 = 0.000148057 Jy ! Component: 100 - total flux cleaned = 0.000104823 Jy ! Component: 150 - total flux cleaned = 0.000104665 Jy ! Component: 200 - total flux cleaned = 0.000103083 Jy ! Total flux subtracted in 200 components = 0.000103083 Jy ! Clean residual min=-0.005612 max=0.004822 Jy/beam ! Clean residual mean=-0.000126 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 2.30324 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 110 components and 2.30324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278294Jy sigma=0.002227 ! Fit after self-cal, rms=0.278291Jy sigma=0.002227 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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=0.278291Jy sigma=0.002227 ! Fit after self-cal, rms=0.278421Jy sigma=0.002227 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 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=0.8031 mas, bmaj=2.106 mas, bpa=1.827 degrees ! Estimated noise=1110.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.53162 Jy ! Component: 100 - total flux cleaned = 1.88122 Jy ! Component: 150 - total flux cleaned = 2.0349 Jy ! Component: 200 - total flux cleaned = 2.12017 Jy ! Total flux subtracted in 200 components = 2.12017 Jy ! Clean residual min=-0.016231 max=0.043492 Jy/beam ! Clean residual mean=0.001270 rms=0.006846 Jy/beam ! Combined flux in latest and established models = 2.12017 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 13 model components to the UV plane model. ! The established model now contains 13 components and 2.12017 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.02 mas, bmaj=2.687 mas, bpa=3.024 degrees ! Estimated noise=580.014 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 = 0.0731153 Jy ! Component: 100 - total flux cleaned = 0.114809 Jy ! Component: 150 - total flux cleaned = 0.140072 Jy ! Component: 200 - total flux cleaned = 0.155841 Jy ! Total flux subtracted in 200 components = 0.155841 Jy ! Clean residual min=-0.005416 max=0.008640 Jy/beam ! Clean residual mean=0.000540 rms=0.002208 Jy/beam ! Combined flux in latest and established models = 2.27601 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 44 components and 2.27601 Jy ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=2.108 mas, bmaj=4.095 mas, bpa=2.451 degrees ! Estimated noise=685.036 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131635 Jy ! Component: 100 - total flux cleaned = 0.0196362 Jy ! Component: 150 - total flux cleaned = 0.0232644 Jy ! Component: 200 - total flux cleaned = 0.0253785 Jy ! Total flux subtracted in 200 components = 0.0253785 Jy ! Clean residual min=-0.005025 max=0.006223 Jy/beam ! Clean residual mean=-0.000137 rms=0.001808 Jy/beam ! Combined flux in latest and established models = 2.30139 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 = 0.00068569 Jy ! Component: 100 - total flux cleaned = 0.000970189 Jy ! Component: 150 - total flux cleaned = 0.00126475 Jy ! Component: 200 - total flux cleaned = 0.00152244 Jy ! Total flux subtracted in 200 components = 0.00152244 Jy ! Clean residual min=-0.005052 max=0.006019 Jy/beam ! Clean residual mean=-0.000209 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 2.30291 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 74 components and 2.30291 Jy ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 0.351% of the data. ! The x-axis pixel size should ideally be below 0.1903 milli-arcsec ! Estimated beam: bmin=1.02 mas, bmaj=2.687 mas, bpa=3.024 degrees ! Estimated noise=580.014 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000199404 Jy ! Component: 100 - total flux cleaned = -9.25613e-05 Jy ! Component: 150 - total flux cleaned = 4.34718e-06 Jy ! Component: 200 - total flux cleaned = 9.22837e-05 Jy ! Total flux subtracted in 200 components = 9.22837e-05 Jy ! Clean residual min=-0.005230 max=0.004735 Jy/beam ! Clean residual mean=-0.000108 rms=0.001537 Jy/beam ! Combined flux in latest and established models = 2.303 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 83 components and 2.30301 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.278853Jy sigma=0.002229 ! Fit after self-cal, rms=0.278811Jy sigma=0.002229 wmodel J1337-1257_X_1998_10_01_pus_map.mod ! Writing 83 model components to file: J1337-1257_X_1998_10_01_pus_map.mod wobs J1337-1257_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J1337-1257_X_1998_10_01_pus_uvs.fits wwins J1337-1257_X_1998_10_01_pus_map.win ! wwins: Wrote 2 windows to J1337-1257_X_1998_10_01_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 = -0.0020189 Jy ! Component: 100 - total flux cleaned = -0.00270605 Jy ! Component: 150 - total flux cleaned = -0.00319524 Jy ! Component: 200 - total flux cleaned = -0.00358087 Jy ! Component: 250 - total flux cleaned = -0.00395007 Jy ! Component: 300 - total flux cleaned = -0.00423652 Jy ! Component: 350 - total flux cleaned = -0.00444441 Jy ! Component: 400 - total flux cleaned = -0.00457845 Jy ! Component: 450 - total flux cleaned = -0.00457908 Jy ! Component: 500 - total flux cleaned = -0.00477058 Jy ! Component: 550 - total flux cleaned = -0.00477076 Jy ! Component: 600 - total flux cleaned = -0.0048924 Jy ! Component: 650 - total flux cleaned = -0.00495144 Jy ! Component: 700 - total flux cleaned = -0.00506601 Jy ! Component: 750 - total flux cleaned = -0.00500855 Jy ! Component: 800 - total flux cleaned = -0.00511977 Jy ! Component: 850 - total flux cleaned = -0.00511911 Jy ! Component: 900 - total flux cleaned = -0.00522624 Jy ! Component: 950 - total flux cleaned = -0.00533117 Jy ! Component: 1000 - total flux cleaned = -0.00533043 Jy ! Total flux subtracted in 1024 components = -0.00543284 Jy ! Clean residual min=-0.003088 max=0.002560 Jy/beam ! Clean residual mean=-0.000052 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 2.29757 Jy keep ! Adding 62 model components to the UV plane model. ! The established model now contains 145 components and 2.29757 Jy ![Exited script file: muppet] wmap "J1337-1257_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.351% 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: 1.02 x 2.687 at 3.024 degrees (North through East) ! Clean map min=-0.0049253 max=1.9806 Jy/beam ! Writing clean map to FITS file: J1337-1257_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 1.9806 invert ! Inverting map ! Your choice of large map pixels excluded 0.351% 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 0.00107722 device "J1337-1257_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J1337-1257_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.163166 0.163166 0.326331 0.652662 1.30532 2.61065 5.2213 10.4426 20.8852 41.7704 83.5408 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.98 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.02 x 2.687 at 3.024 degrees (North through East) ! Clean map min=-0.0049253 max=1.9806 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1337-1257_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J1337-1257_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1337-1257_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:33:01 2008