! Started logfile: /scr/pima/rv122_uvs/J2157+3127_X_dfm.log on Fri Jul 13 21:11:14 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv122_uvs/J2157+3127_X_uva.fits ! Reading UV FITS file: /scr/pima/rv122_uvs/J2157+3127_X_uva.fits ! AN table 1: 101 integrations on 55 of 55 possible baselines. ! AN table 2: 36 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.190523 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2157+3127 ! ! 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 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 69 lines of history. ! ! Reading 5468 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! 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 = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2157+3127_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 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 print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 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 785 telescope corrections were flagged in sub-array 1. ! A total of 170 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 785 telescope corrections were flagged in sub-array 1. ! A total of 170 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 785 telescope corrections were flagged in sub-array 1. ! A total of 170 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 785 telescope corrections were flagged in sub-array 1. ! A total of 170 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.173564Jy sigma=16.243853 ! Fit after self-cal, rms=0.414598Jy sigma=5.937273 ! 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 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.7528 mas, bmaj=0.8962 mas, bpa=2.512 degrees ! Estimated noise=1.08918 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 = 0.443866 Jy ! Component: 100 - total flux cleaned = 0.540658 Jy ! Total flux subtracted in 100 components = 0.540658 Jy ! Clean residual min=-0.012191 max=0.026996 Jy/beam ! Clean residual mean=-0.000030 rms=0.002589 Jy/beam ! Combined flux in latest and established models = 0.540658 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.540658 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147296Jy sigma=1.544308 ! Fit after self-cal, rms=0.147293Jy sigma=1.544294 ! Inverting map ! Your choice of large map pixels excluded 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241531 Jy ! Component: 100 - total flux cleaned = 0.036715 Jy ! Total flux subtracted in 100 components = 0.036715 Jy ! Clean residual min=-0.011209 max=0.011501 Jy/beam ! Clean residual mean=-0.000020 rms=0.002388 Jy/beam ! Combined flux in latest and established models = 0.577373 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.577373 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136297Jy sigma=1.407894 ! Fit after self-cal, rms=0.136289Jy sigma=1.407726 ! Inverting map ! Your choice of large map pixels excluded 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9585 mas, bmaj=1.016 mas, bpa=15.1 degrees ! Estimated noise=0.801653 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 = 0.0212041 Jy ! Component: 100 - total flux cleaned = 0.0256391 Jy ! Component: 150 - total flux cleaned = 0.0259662 Jy ! Component: 200 - total flux cleaned = 0.0259811 Jy ! Total flux subtracted in 200 components = 0.0259811 Jy ! Clean residual min=-0.009601 max=0.012528 Jy/beam ! Clean residual mean=-0.000015 rms=0.002586 Jy/beam ! Combined flux in latest and established models = 0.603354 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.603354 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.128711Jy sigma=1.364861 ! Fit after self-cal, rms=0.128694Jy sigma=1.364825 ! Inverting map ! Your choice of large map pixels excluded 5.02% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9585 x 1.016 at 15.1 degrees (North through East) ! Clean map min=-0.0088247 max=0.58319 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HH 0.82 HN 1.20 ! KP 1.19 LA 1.07 NY 0.87 ON 0.91 ! PT 0.90 SC 1.05 WZ 1.00 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 HN 1.12 KP 1.11 ! LA 1.07 MK 1.03 NY 0.89 OV 1.00 ! PT 0.90 SC 1.11 ! ! ! Correcting IF 2. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HH 0.84 HN 1.19 ! KP 1.19 LA 1.08 NY 0.89 ON 0.92 ! PT 0.90 SC 1.01 WZ 1.00 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 HN 1.14 KP 1.11 ! LA 1.07 MK 1.02 NY 0.94 OV 1.00 ! PT 0.90 SC 1.14 ! ! ! Correcting IF 3. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HH 0.88 HN 1.21 ! KP 1.19 LA 1.08 NY 0.90 ON 0.92 ! PT 0.89 SC 1.01 WZ 1.02 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.93 HN 1.14 KP 1.13 ! LA 1.08 MK 1.02 NY 0.94 OV 0.99 ! PT 0.90 SC 1.13 ! ! ! Correcting IF 4. ! A total of 132 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HH 0.88 HN 1.21 ! KP 1.21 LA 1.10 NY 0.89 ON 0.93 ! PT 0.89 SC 1.07 WZ 1.03 ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 HN 1.13 KP 1.13 ! LA 1.08 MK 1.02 NY 0.97 OV 1.01 ! PT 0.90 SC 1.18 ! ! ! Fit before self-cal, rms=0.128694Jy sigma=1.364825 ! Fit after self-cal, rms=0.089114Jy sigma=1.003915 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9337 mas, bmaj=0.9577 mas, bpa=36.27 degrees ! Estimated noise=0.831776 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 = -6.26528e-05 Jy ! Component: 100 - total flux cleaned = -0.00017543 Jy ! Component: 150 - total flux cleaned = -0.000342465 Jy ! Component: 200 - total flux cleaned = -0.000476778 Jy ! Total flux subtracted in 200 components = -0.000476778 Jy ! Clean residual min=-0.004334 max=0.004936 Jy/beam ! Clean residual mean=-0.000009 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 0.602878 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 22 components and 0.602878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088855Jy sigma=1.000636 ! Fit after self-cal, rms=0.088811Jy sigma=1.000118 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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=0.088811Jy sigma=1.000118 ! Fit after self-cal, rms=0.086474Jy sigma=0.966547 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9316 mas, bmaj=0.9578 mas, bpa=34.05 degrees ! Estimated noise=0.830833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00062908 Jy ! Component: 100 - total flux cleaned = 0.000630058 Jy ! Component: 150 - total flux cleaned = 0.000591511 Jy ! Component: 200 - total flux cleaned = 0.000591838 Jy ! Total flux subtracted in 200 components = 0.000591838 Jy ! Clean residual min=-0.003749 max=0.004311 Jy/beam ! Clean residual mean=-0.000006 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.603469 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.60347 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086421Jy sigma=0.965946 ! Fit after self-cal, rms=0.086426Jy sigma=0.965896 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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) ! Added new window around map position (-3.2, -15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377198 Jy ! Component: 100 - total flux cleaned = 0.00393581 Jy ! Component: 150 - total flux cleaned = 0.00400206 Jy ! Component: 200 - total flux cleaned = 0.00417305 Jy ! Total flux subtracted in 200 components = 0.00417305 Jy ! Clean residual min=-0.003656 max=0.003817 Jy/beam ! Clean residual mean=-0.000005 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.607643 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 41 components and 0.607643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.086198Jy sigma=0.963247 ! Fit after self-cal, rms=0.086181Jy sigma=0.963025 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Added new window around map position (31.8, -47.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157127 Jy ! Component: 100 - total flux cleaned = 0.00165709 Jy ! Component: 150 - total flux cleaned = 0.00186069 Jy ! Component: 200 - total flux cleaned = 0.00191914 Jy ! Total flux subtracted in 200 components = 0.00191914 Jy ! Clean residual min=-0.003585 max=0.003679 Jy/beam ! Clean residual mean=-0.000005 rms=0.000871 Jy/beam ! Combined flux in latest and established models = 0.609562 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.609562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085967Jy sigma=0.960660 ! Fit after self-cal, rms=0.085957Jy sigma=0.960437 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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=0.085957Jy sigma=0.960437 ! Fit after self-cal, rms=0.082708Jy sigma=0.920238 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9319 mas, bmaj=0.9569 mas, bpa=33.6 degrees ! Estimated noise=0.831645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000222697 Jy ! Component: 100 - total flux cleaned = -0.000161547 Jy ! Component: 150 - total flux cleaned = 7.84397e-06 Jy ! Component: 200 - total flux cleaned = 6.02443e-05 Jy ! Total flux subtracted in 200 components = 6.02443e-05 Jy ! Clean residual min=-0.003160 max=0.003170 Jy/beam ! Clean residual mean=-0.000006 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.609622 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.609622 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082600Jy sigma=0.919293 ! Fit after self-cal, rms=0.082613Jy sigma=0.919232 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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 = -9.29549e-06 Jy ! Component: 100 - total flux cleaned = 8.62495e-05 Jy ! Component: 150 - total flux cleaned = 8.42331e-05 Jy ! Component: 200 - total flux cleaned = 3.98291e-05 Jy ! Total flux subtracted in 200 components = 3.98291e-05 Jy ! Clean residual min=-0.003165 max=0.003158 Jy/beam ! Clean residual mean=-0.000006 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.609662 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 70 components and 0.609662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082550Jy sigma=0.918727 ! Fit after self-cal, rms=0.082551Jy sigma=0.918716 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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=0.082551Jy sigma=0.918716 ! Fit after self-cal, rms=0.082576Jy sigma=0.918560 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=2.66 mas, bmaj=3.265 mas, bpa=67.83 degrees ! Estimated noise=1.02175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000619043 Jy ! Component: 100 - total flux cleaned = 0.000476339 Jy ! Component: 150 - total flux cleaned = 0.000425523 Jy ! Component: 200 - total flux cleaned = 0.000423826 Jy ! Total flux subtracted in 200 components = 0.000423826 Jy ! Clean residual min=-0.003160 max=0.003035 Jy/beam ! Clean residual mean=-0.000011 rms=0.000823 Jy/beam ! Combined flux in latest and established models = 0.610086 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 78 components and 0.610086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082552Jy sigma=0.918474 ! Fit after self-cal, rms=0.082546Jy sigma=0.918381 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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 = -7.97785e-06 Jy ! Component: 100 - total flux cleaned = -7.50925e-05 Jy ! Component: 150 - total flux cleaned = -7.40926e-05 Jy ! Component: 200 - total flux cleaned = -4.10424e-05 Jy ! Total flux subtracted in 200 components = -4.10424e-05 Jy ! Clean residual min=-0.003165 max=0.003039 Jy/beam ! Clean residual mean=-0.000011 rms=0.000822 Jy/beam ! Combined flux in latest and established models = 0.610045 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 81 components and 0.610045 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082541Jy sigma=0.918416 ! Fit after self-cal, rms=0.082539Jy sigma=0.918369 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9316 mas, bmaj=0.9564 mas, bpa=33.11 degrees ! Estimated noise=0.832318 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9316 x 0.9564 at 33.11 degrees (North through East) ! Clean map min=-0.0029775 max=0.58004 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=0.082539Jy sigma=0.918369 ! Fit after self-cal, rms=0.074834Jy sigma=0.818009 ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.932 mas, bmaj=0.9559 mas, bpa=33.89 degrees ! Estimated noise=0.832648 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135677 Jy ! Component: 100 - total flux cleaned = 0.000357669 Jy ! Component: 150 - total flux cleaned = 0.000442759 Jy ! Component: 200 - total flux cleaned = 0.000523294 Jy ! Total flux subtracted in 200 components = 0.000523294 Jy ! Clean residual min=-0.003054 max=0.003069 Jy/beam ! Clean residual mean=-0.000005 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.610568 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 87 components and 0.610568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074771Jy sigma=0.817408 ! Fit after self-cal, rms=0.074770Jy sigma=0.817396 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Added new window around map position (48.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227382 Jy ! Component: 100 - total flux cleaned = 0.00240436 Jy ! Component: 150 - total flux cleaned = 0.00245172 Jy ! Component: 200 - total flux cleaned = 0.0024549 Jy ! Total flux subtracted in 200 components = 0.0024549 Jy ! Clean residual min=-0.002977 max=0.002935 Jy/beam ! Clean residual mean=-0.000005 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.613023 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 95 components and 0.613023 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074652Jy sigma=0.815513 ! Fit after self-cal, rms=0.074648Jy sigma=0.815390 ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074648Jy sigma=0.815390 ! Fit after self-cal, rms=0.074674Jy sigma=0.815209 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 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.7443 mas, bmaj=0.8649 mas, bpa=0.8639 degrees ! Estimated noise=1.13749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.451505 Jy ! Component: 100 - total flux cleaned = 0.550061 Jy ! Component: 150 - total flux cleaned = 0.577336 Jy ! Component: 200 - total flux cleaned = 0.590262 Jy ! Total flux subtracted in 200 components = 0.590262 Jy ! Clean residual min=-0.004864 max=0.006096 Jy/beam ! Clean residual mean=-0.000008 rms=0.001058 Jy/beam ! Combined flux in latest and established models = 0.590262 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.590262 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9319 mas, bmaj=0.9558 mas, bpa=33.53 degrees ! Estimated noise=0.832987 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 = 0.0093193 Jy ! Component: 100 - total flux cleaned = 0.0143989 Jy ! Component: 150 - total flux cleaned = 0.0177212 Jy ! Component: 200 - total flux cleaned = 0.0196822 Jy ! Total flux subtracted in 200 components = 0.0196822 Jy ! Clean residual min=-0.003360 max=0.003300 Jy/beam ! Clean residual mean=-0.000007 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.609944 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 0.609944 Jy ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 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 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=2.659 mas, bmaj=3.263 mas, bpa=67.93 degrees ! Estimated noise=1.02316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156638 Jy ! Component: 100 - total flux cleaned = 0.00239227 Jy ! Component: 150 - total flux cleaned = 0.00288464 Jy ! Component: 200 - total flux cleaned = 0.00311153 Jy ! Total flux subtracted in 200 components = 0.00311153 Jy ! Clean residual min=-0.003039 max=0.002685 Jy/beam ! Clean residual mean=-0.000013 rms=0.000820 Jy/beam ! Combined flux in latest and established models = 0.613055 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 = 0.000197653 Jy ! Component: 100 - total flux cleaned = 0.000371027 Jy ! Component: 150 - total flux cleaned = 0.000492408 Jy ! Component: 200 - total flux cleaned = 0.00060366 Jy ! Total flux subtracted in 200 components = 0.00060366 Jy ! Clean residual min=-0.003046 max=0.002734 Jy/beam ! Clean residual mean=-0.000012 rms=0.000815 Jy/beam ! Combined flux in latest and established models = 0.613659 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 0.613659 Jy ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! Estimated beam: bmin=0.9319 mas, bmaj=0.9558 mas, bpa=33.53 degrees ! Estimated noise=0.832987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000270247 Jy ! Component: 100 - total flux cleaned = -8.99241e-05 Jy ! Component: 150 - total flux cleaned = -3.86126e-06 Jy ! Component: 200 - total flux cleaned = 0.000157712 Jy ! Total flux subtracted in 200 components = 0.000157712 Jy ! Clean residual min=-0.003274 max=0.003064 Jy/beam ! Clean residual mean=-0.000007 rms=0.000718 Jy/beam ! Combined flux in latest and established models = 0.613817 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.613817 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075425Jy sigma=0.820773 ! Fit after self-cal, rms=0.075410Jy sigma=0.820405 wmodel J2157+3127_X_map.mod ! Writing 48 model components to file: J2157+3127_X_map.mod wobs J2157+3127_X_uvs.fits ! Writing UV FITS file: J2157+3127_X_uvs.fits wwins J2157+3127_X_map.win ! wwins: Wrote 4 windows to J2157+3127_X_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 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00042231 Jy ! Component: 100 - total flux cleaned = -0.00101975 Jy ! Component: 150 - total flux cleaned = -0.00138868 Jy ! Component: 200 - total flux cleaned = -0.00190378 Jy ! Component: 250 - total flux cleaned = -0.00220661 Jy ! Component: 300 - total flux cleaned = -0.00255375 Jy ! Component: 350 - total flux cleaned = -0.00294316 Jy ! Component: 400 - total flux cleaned = -0.0030388 Jy ! Component: 450 - total flux cleaned = -0.00313331 Jy ! Component: 500 - total flux cleaned = -0.0033664 Jy ! Component: 550 - total flux cleaned = -0.00336572 Jy ! Component: 600 - total flux cleaned = -0.00341111 Jy ! Component: 650 - total flux cleaned = -0.00332115 Jy ! Component: 700 - total flux cleaned = -0.00323186 Jy ! Component: 750 - total flux cleaned = -0.00323213 Jy ! Component: 800 - total flux cleaned = -0.00323232 Jy ! Component: 850 - total flux cleaned = -0.00314579 Jy ! Component: 900 - total flux cleaned = -0.00323197 Jy ! Component: 950 - total flux cleaned = -0.00297488 Jy ! Component: 1000 - total flux cleaned = -0.00288999 Jy ! Component: 1050 - total flux cleaned = -0.00284807 Jy ! Component: 1100 - total flux cleaned = -0.00284824 Jy ! Component: 1150 - total flux cleaned = -0.00255807 Jy ! Component: 1200 - total flux cleaned = -0.00247575 Jy ! Component: 1250 - total flux cleaned = -0.00251615 Jy ! Component: 1300 - total flux cleaned = -0.00210941 Jy ! Component: 1350 - total flux cleaned = -0.0023515 Jy ! Component: 1400 - total flux cleaned = -0.00199039 Jy ! Component: 1450 - total flux cleaned = -0.00195054 Jy ! Component: 1500 - total flux cleaned = -0.00191074 Jy ! Component: 1550 - total flux cleaned = -0.00163554 Jy ! Component: 1600 - total flux cleaned = -0.00167486 Jy ! Component: 1650 - total flux cleaned = -0.00155825 Jy ! Component: 1700 - total flux cleaned = -0.00136529 Jy ! Component: 1750 - total flux cleaned = -0.0014039 Jy ! Component: 1800 - total flux cleaned = -0.00125111 Jy ! Component: 1850 - total flux cleaned = -0.00125111 Jy ! Component: 1900 - total flux cleaned = -0.000987216 Jy ! Component: 1950 - total flux cleaned = -0.000837345 Jy ! Component: 2000 - total flux cleaned = -0.000576621 Jy ! Component: 2050 - total flux cleaned = -0.000465597 Jy ! Component: 2100 - total flux cleaned = -0.000391934 Jy ! Component: 2150 - total flux cleaned = -0.000391876 Jy ! Component: 2200 - total flux cleaned = -0.000209582 Jy ! Component: 2250 - total flux cleaned = 0.000153214 Jy ! Component: 2300 - total flux cleaned = 0.000189475 Jy ! Component: 2350 - total flux cleaned = 0.000333013 Jy ! Component: 2400 - total flux cleaned = 0.000583049 Jy ! Component: 2450 - total flux cleaned = 0.000654021 Jy ! Component: 2500 - total flux cleaned = 0.000830933 Jy ! Component: 2550 - total flux cleaned = 0.000971585 Jy ! Component: 2600 - total flux cleaned = 0.00114661 Jy ! Component: 2650 - total flux cleaned = 0.0010764 Jy ! Component: 2700 - total flux cleaned = 0.00149328 Jy ! Component: 2750 - total flux cleaned = 0.00156265 Jy ! Component: 2800 - total flux cleaned = 0.00156274 Jy ! Component: 2850 - total flux cleaned = 0.00170025 Jy ! Component: 2900 - total flux cleaned = 0.00200764 Jy ! Component: 2950 - total flux cleaned = 0.00210991 Jy ! Component: 3000 - total flux cleaned = 0.00234713 Jy ! Component: 3050 - total flux cleaned = 0.00261685 Jy ! Component: 3100 - total flux cleaned = 0.00248231 Jy ! Component: 3150 - total flux cleaned = 0.00254927 Jy ! Component: 3200 - total flux cleaned = 0.00274923 Jy ! Component: 3250 - total flux cleaned = 0.00284864 Jy ! Component: 3300 - total flux cleaned = 0.00304713 Jy ! Component: 3350 - total flux cleaned = 0.00317858 Jy ! Component: 3400 - total flux cleaned = 0.00324434 Jy ! Component: 3450 - total flux cleaned = 0.00344039 Jy ! Component: 3500 - total flux cleaned = 0.00353816 Jy ! Component: 3550 - total flux cleaned = 0.00363563 Jy ! Component: 3600 - total flux cleaned = 0.00386182 Jy ! Component: 3650 - total flux cleaned = 0.00382985 Jy ! Component: 3700 - total flux cleaned = 0.00376572 Jy ! Component: 3750 - total flux cleaned = 0.0040214 Jy ! Component: 3800 - total flux cleaned = 0.00421243 Jy ! Component: 3850 - total flux cleaned = 0.0043079 Jy ! Component: 3900 - total flux cleaned = 0.00440272 Jy ! Component: 3950 - total flux cleaned = 0.0046233 Jy ! Component: 4000 - total flux cleaned = 0.00459227 Jy ! Component: 4050 - total flux cleaned = 0.00465497 Jy ! Total flux subtracted in 4096 components = 0.00481081 Jy ! Clean residual min=-0.002315 max=0.001837 Jy/beam ! Clean residual mean=-0.000006 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.618627 Jy keep ! Adding 353 model components to the UV plane model. ! The established model now contains 401 components and 0.618627 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv122_uvs/J2157+3127_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9319 x 0.9558 at 33.53 degrees (North through East) ! Clean map min=-0.0030755 max=0.58022 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv122_uvs/J2157+3127_X_map.fits wmodel /scr/pima/rv122_uvs/J2157+3127_X_map.mod ! Writing 401 model components to file: /scr/pima/rv122_uvs/J2157+3127_X_map.mod wobs /scr/pima/rv122_uvs/J2157+3127_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv122_uvs/J2157+3127_X_uvs.fits wwins /scr/pima/rv122_uvs/J2157+3127_X_map.win ! wwins: Wrote 5 windows to /scr/pima/rv122_uvs/J2157+3127_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.58022 invert ! Inverting map ! Your choice of large map pixels excluded 5.79% of the data. ! The x-axis pixel size should ideally be below 0.1753 milli-arcsec ! The y-axis pixel size should ideally be below 0.1722 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000514225 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.265877 0.265877 0.531755 1.06351 2.12702 4.25404 8.50807 17.0161 34.0323 68.0646 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.58 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1128.34 quit ! Quitting program ! Log file /scr/pima/rv122_uvs/J2157+3127_X_dfm.log closed on Fri Jul 13 21:11:18 2018