! Started logfile: J1823-2726_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:55:44 2014 obs J1823-2726_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1823-2726_X_2013_01_09_pus_uva.fits ! AN table 1: 88 integrations on 120 of 120 possible baselines. ! AN table 2: 88 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.323532 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1823-2726 ! ! 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 2998 lines of history. ! ! Reading 27332 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 J1823-2726_X_2013_01_09_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 531 telescope corrections were flagged in sub-array 1. ! A total of 677 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 543 telescope corrections were flagged in sub-array 1. ! A total of 657 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 543 telescope corrections were flagged in sub-array 1. ! A total of 754 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 543 telescope corrections were flagged in sub-array 1. ! A total of 707 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.006921Jy sigma=0.009662 ! Fit after self-cal, rms=0.945561Jy sigma=0.009123 ! 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 0.597% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.6283 mas, bmaj=1.674 mas, bpa=-7.864 degrees ! Estimated noise=1101.19 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 = 0.0489835 Jy ! Component: 100 - total flux cleaned = 0.059717 Jy ! Total flux subtracted in 100 components = 0.059717 Jy ! Clean residual min=-0.004764 max=0.005446 Jy/beam ! Clean residual mean=0.000182 rms=0.001717 Jy/beam ! Combined flux in latest and established models = 0.059717 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.059717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132457Jy sigma=0.001132 ! Fit after self-cal, rms=0.130848Jy sigma=0.001117 ! Inverting map ! Your choice of large map pixels excluded 0.597% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.597% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.7907 mas, bmaj=2.066 mas, bpa=-6.435 degrees ! Estimated noise=467.449 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 = 0.00500415 Jy ! Component: 100 - total flux cleaned = 0.00692741 Jy ! Component: 150 - total flux cleaned = 0.00782295 Jy ! Component: 200 - total flux cleaned = 0.00824559 Jy ! Total flux subtracted in 200 components = 0.00824559 Jy ! Clean residual min=-0.003543 max=0.005704 Jy/beam ! Clean residual mean=0.001028 rms=0.001680 Jy/beam ! Combined flux in latest and established models = 0.0679626 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.0679626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.130608Jy sigma=0.001115 ! Fit after self-cal, rms=0.130561Jy sigma=0.001115 ! Inverting map ! Your choice of large map pixels excluded 0.597% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 1.00 FD 1.10 HH 1.00* HN 1.00 ! KP 1.04 LA 0.99 MC 1.00* MK 1.09 ! NL 0.97 NY 1.00* OV 1.14 PT 0.97 ! SC 1.06 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.86 HH 1.00* HN 0.91 ! KP 1.08 LA 0.80 MC 1.00* MK 1.16 ! NL 1.02 NY 1.00* OV 1.24 PT 0.78 ! SC 1.03 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HH 1.00* HN 0.96 ! KP 1.04 LA 1.03 MC 1.00* MK 1.02 ! NL 1.24 NY 1.00* OV 1.18 PT 1.02 ! SC 1.13 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 HH 1.00* HN 1.02 ! KP 1.06 LA 0.73 MC 1.00* MK 1.27 ! NL 1.36 NY 1.00* OV 1.48 PT 0.81 ! SC 1.17 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HH 1.00* HN 0.86 ! KP 0.86 LA 1.02 MC 1.00* MK 0.95 ! NL 1.10 NY 1.00* OV 1.09 PT 0.99 ! SC 0.94 TS 1.00* WF 1.00* WZ 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00* HN 0.84 ! KP 0.91 LA 0.78 MC 1.00* MK 1.01 ! NL 1.18 NY 1.00* OV 1.18 PT 0.87 ! SC 1.03 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HH 1.00* HN 0.91 ! KP 0.86 LA 1.03 MC 1.00* MK 0.91 ! NL 1.00 NY 1.00* OV 1.15 PT 1.01 ! SC 1.06 TS 1.00* WF 1.00* WZ 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.76 HH 1.00* HN 0.79 ! KP 1.03 LA 0.91 MC 1.00* MK 0.92 ! NL 0.96 NY 1.00* OV 1.19 PT 0.89 ! SC 1.04 TS 1.00* WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.130561Jy sigma=0.001115 ! Fit after self-cal, rms=0.128342Jy sigma=0.001109 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.7989 mas, bmaj=2.09 mas, bpa=-6.839 degrees ! Estimated noise=471.56 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 = -7.05038e-05 Jy ! Component: 100 - total flux cleaned = -0.000132518 Jy ! Component: 150 - total flux cleaned = -0.000199297 Jy ! Component: 200 - total flux cleaned = -0.000229078 Jy ! Total flux subtracted in 200 components = -0.000229078 Jy ! Clean residual min=-0.003415 max=0.005995 Jy/beam ! Clean residual mean=0.000743 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 0.0677335 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.0677335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128330Jy sigma=0.001109 ! Fit after self-cal, rms=0.128640Jy sigma=0.001106 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.128640Jy sigma=0.001106 ! Fit after self-cal, rms=0.134156Jy sigma=0.001106 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8072 mas, bmaj=2.114 mas, bpa=-7.195 degrees ! Estimated noise=475.868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.24598e-05 Jy ! Component: 100 - total flux cleaned = 3.55455e-06 Jy ! Component: 150 - total flux cleaned = -7.76493e-05 Jy ! Component: 200 - total flux cleaned = -0.000164626 Jy ! Total flux subtracted in 200 components = -0.000164626 Jy ! Clean residual min=-0.003090 max=0.005508 Jy/beam ! Clean residual mean=0.000650 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.0675689 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 21 components and 0.0675689 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134138Jy sigma=0.001106 ! Fit after self-cal, rms=0.134513Jy sigma=0.001105 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = -3.22321e-05 Jy ! Component: 100 - total flux cleaned = -4.87915e-05 Jy ! Component: 150 - total flux cleaned = -7.48301e-05 Jy ! Component: 200 - total flux cleaned = -9.87584e-05 Jy ! Total flux subtracted in 200 components = -9.87584e-05 Jy ! Clean residual min=-0.003104 max=0.004956 Jy/beam ! Clean residual mean=0.000670 rms=0.001328 Jy/beam ! Combined flux in latest and established models = 0.0674701 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.0674701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134510Jy sigma=0.001105 ! Fit after self-cal, rms=0.134506Jy sigma=0.001105 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.134506Jy sigma=0.001105 ! Fit after self-cal, rms=0.139060Jy sigma=0.001105 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8127 mas, bmaj=2.132 mas, bpa=-7.47 degrees ! Estimated noise=480.574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000128278 Jy ! Component: 100 - total flux cleaned = 5.24014e-05 Jy ! Component: 150 - total flux cleaned = -7.69229e-06 Jy ! Component: 200 - total flux cleaned = -7.83409e-05 Jy ! Total flux subtracted in 200 components = -7.83409e-05 Jy ! Clean residual min=-0.003080 max=0.004985 Jy/beam ! Clean residual mean=0.000598 rms=0.001329 Jy/beam ! Combined flux in latest and established models = 0.0673918 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.0673918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139039Jy sigma=0.001105 ! Fit after self-cal, rms=0.139266Jy sigma=0.001104 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = -0.000178445 Jy ! Component: 100 - total flux cleaned = -0.000230985 Jy ! Component: 150 - total flux cleaned = -0.000254785 Jy ! Component: 200 - total flux cleaned = -0.000266102 Jy ! Total flux subtracted in 200 components = -0.000266102 Jy ! Clean residual min=-0.003097 max=0.004673 Jy/beam ! Clean residual mean=0.000610 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.0671257 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 27 components and 0.0671257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139263Jy sigma=0.001104 ! Fit after self-cal, rms=0.139265Jy sigma=0.001104 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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=0.139265Jy sigma=0.001104 ! Fit after self-cal, rms=0.142430Jy sigma=0.001104 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=2.219 mas, bmaj=5.853 mas, bpa=-2.707 degrees ! Estimated noise=614.385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.25008e-05 Jy ! Component: 100 - total flux cleaned = 8.22337e-05 Jy ! Component: 150 - total flux cleaned = 8.19043e-05 Jy ! Component: 200 - total flux cleaned = 7.66307e-05 Jy ! Total flux subtracted in 200 components = 7.66307e-05 Jy ! Clean residual min=-0.004751 max=0.006028 Jy/beam ! Clean residual mean=0.001242 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 0.0672023 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 27 components and 0.0672023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142432Jy sigma=0.001104 ! Fit after self-cal, rms=0.142592Jy sigma=0.001104 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 = 8.36828e-05 Jy ! Component: 100 - total flux cleaned = 8.31383e-05 Jy ! Component: 150 - total flux cleaned = 8.2776e-05 Jy ! Component: 200 - total flux cleaned = 7.81873e-05 Jy ! Total flux subtracted in 200 components = 7.81873e-05 Jy ! Clean residual min=-0.004758 max=0.005756 Jy/beam ! Clean residual mean=0.001247 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 0.0672805 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 27 components and 0.0672805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142594Jy sigma=0.001104 ! Fit after self-cal, rms=0.142598Jy sigma=0.001104 ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8173 mas, bmaj=2.147 mas, bpa=-7.694 degrees ! Estimated noise=484.89 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8173 x 2.147 at -7.694 degrees (North through East) ! Clean map min=-0.0029494 max=0.066929 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.6478 mas, bmaj=1.737 mas, bpa=-9.585 degrees ! Estimated noise=1185.47 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0539261 Jy ! Component: 100 - total flux cleaned = 0.065839 Jy ! Component: 150 - total flux cleaned = 0.0693877 Jy ! Component: 200 - total flux cleaned = 0.0698863 Jy ! Total flux subtracted in 200 components = 0.0698863 Jy ! Clean residual min=-0.004921 max=0.005785 Jy/beam ! Clean residual mean=0.000050 rms=0.001791 Jy/beam ! Combined flux in latest and established models = 0.0698863 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 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0698863 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8173 mas, bmaj=2.147 mas, bpa=-7.694 degrees ! Estimated noise=484.89 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 = -0.00219462 Jy ! Component: 100 - total flux cleaned = -0.00267191 Jy ! Component: 150 - total flux cleaned = -0.00282163 Jy ! Component: 200 - total flux cleaned = -0.00292586 Jy ! Total flux subtracted in 200 components = -0.00292586 Jy ! Clean residual min=-0.003121 max=0.004642 Jy/beam ! Clean residual mean=0.000580 rms=0.001285 Jy/beam ! Combined flux in latest and established models = 0.0669604 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.0669604 Jy ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 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 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=2.219 mas, bmaj=5.853 mas, bpa=-2.707 degrees ! Estimated noise=614.385 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000221678 Jy ! Component: 100 - total flux cleaned = 0.000222227 Jy ! Component: 150 - total flux cleaned = 0.000222072 Jy ! Component: 200 - total flux cleaned = 0.000221782 Jy ! Total flux subtracted in 200 components = 0.000221782 Jy ! Clean residual min=-0.004793 max=0.005777 Jy/beam ! Clean residual mean=0.001249 rms=0.002274 Jy/beam ! Combined flux in latest and established models = 0.0671822 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 = -2.84602e-07 Jy ! Component: 100 - total flux cleaned = -5.24116e-07 Jy ! Component: 150 - total flux cleaned = -7.25462e-07 Jy ! Component: 200 - total flux cleaned = -9.84862e-07 Jy ! Total flux subtracted in 200 components = -9.84862e-07 Jy ! Clean residual min=-0.004794 max=0.005778 Jy/beam ! Clean residual mean=0.001249 rms=0.002273 Jy/beam ! Combined flux in latest and established models = 0.0671812 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 21 components and 0.0671812 Jy ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! Estimated beam: bmin=0.8173 mas, bmaj=2.147 mas, bpa=-7.694 degrees ! Estimated noise=484.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.04409e-05 Jy ! Component: 100 - total flux cleaned = -0.000122498 Jy ! Component: 150 - total flux cleaned = -0.000168241 Jy ! Component: 200 - total flux cleaned = -0.000209949 Jy ! Total flux subtracted in 200 components = -0.000209949 Jy ! Clean residual min=-0.003122 max=0.004651 Jy/beam ! Clean residual mean=0.000580 rms=0.001284 Jy/beam ! Combined flux in latest and established models = 0.0669713 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.0669713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.142579Jy sigma=0.001104 ! Fit after self-cal, rms=0.142551Jy sigma=0.001104 wmodel J1823-2726_X_2013_01_09_pus_map.mod ! Writing 26 model components to file: J1823-2726_X_2013_01_09_pus_map.mod wobs J1823-2726_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1823-2726_X_2013_01_09_pus_uvs.fits wwins J1823-2726_X_2013_01_09_pus_map.win ! wwins: Wrote 1 windows to J1823-2726_X_2013_01_09_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 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207544 Jy ! Component: 100 - total flux cleaned = 0.00389906 Jy ! Component: 150 - total flux cleaned = 0.00555745 Jy ! Component: 200 - total flux cleaned = 0.00708046 Jy ! Component: 250 - total flux cleaned = 0.00849297 Jy ! Component: 300 - total flux cleaned = 0.00981895 Jy ! Component: 350 - total flux cleaned = 0.0109719 Jy ! Component: 400 - total flux cleaned = 0.0120144 Jy ! Component: 450 - total flux cleaned = 0.0130054 Jy ! Component: 500 - total flux cleaned = 0.0138653 Jy ! Component: 550 - total flux cleaned = 0.0146059 Jy ! Component: 600 - total flux cleaned = 0.0153551 Jy ! Component: 650 - total flux cleaned = 0.0161106 Jy ! Component: 700 - total flux cleaned = 0.0167635 Jy ! Component: 750 - total flux cleaned = 0.0173221 Jy ! Component: 800 - total flux cleaned = 0.0178602 Jy ! Component: 850 - total flux cleaned = 0.0183472 Jy ! Component: 900 - total flux cleaned = 0.0188497 Jy ! Component: 950 - total flux cleaned = 0.0192758 Jy ! Component: 1000 - total flux cleaned = 0.0197191 Jy ! Total flux subtracted in 1024 components = 0.0199215 Jy ! Clean residual min=-0.001595 max=0.001743 Jy/beam ! Clean residual mean=0.000246 rms=0.000621 Jy/beam ! Combined flux in latest and established models = 0.0868928 Jy keep ! Adding 77 model components to the UV plane model. ! The established model now contains 103 components and 0.0868928 Jy ![Exited script file: muppet] wmap "J1823-2726_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8173 x 2.147 at -7.694 degrees (North through East) ! Clean map min=-0.0019511 max=0.068471 Jy/beam ! Writing clean map to FITS file: J1823-2726_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0684707 invert ! Inverting map ! Your choice of large map pixels excluded 0.598% of the data. ! The x-axis pixel size should ideally be below 0.1955 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000622569 device "J1823-2726_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1823-2726_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.72775 2.72775 5.45549 10.911 21.822 43.6439 87.2878 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.068 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8173 x 2.147 at -7.694 degrees (North through East) ! Clean map min=-0.0019511 max=0.068471 Jy/beam quit ! Quitting program ! Log file J1823-2726_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:55:47 2014