! Started logfile: /scr/pima/rv125_uvs/J1557-0001_X_dfm.log on Sun Dec 23 02:52:22 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/rv125_uvs/J1557-0001_X_uva.fits ! Reading UV FITS file: /scr/pima/rv125_uvs/J1557-0001_X_uva.fits ! AN table 1: 10 integrations on 10 of 10 possible baselines. ! AN table 2: 12 integrations on 10 of 10 possible baselines. ! AN table 3: 27 integrations on 36 of 36 possible baselines. ! AN table 4: 97 integrations on 6 of 6 possible baselines. ! Apparent sampling: 0.478016 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1557-0001 ! ! 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 3392 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 J1557-0001_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 20 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! A total of 141 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! A total of 141 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! A total of 247 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 146 telescope corrections were flagged in sub-array 3. ! A total of 247 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.106151Jy sigma=15.270509 ! Fit after self-cal, rms=0.547225Jy sigma=7.577269 ! 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 0.0828% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7103 mas, bmaj=0.7693 mas, bpa=2.165 degrees ! Estimated noise=1.44167 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 = 0.388821 Jy ! Component: 100 - total flux cleaned = 0.474173 Jy ! Total flux subtracted in 100 components = 0.474173 Jy ! Clean residual min=-0.022299 max=0.031847 Jy/beam ! Clean residual mean=-0.000019 rms=0.003719 Jy/beam ! Combined flux in latest and established models = 0.474173 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.474173 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159850Jy sigma=1.816794 ! Fit after self-cal, rms=0.159845Jy sigma=1.816771 ! Inverting map ! Your choice of large map pixels excluded 0.0828% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Added new window around map position (0.4, 8.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0319329 Jy ! Component: 100 - total flux cleaned = 0.0387387 Jy ! Total flux subtracted in 100 components = 0.0387387 Jy ! Clean residual min=-0.019969 max=0.026218 Jy/beam ! Clean residual mean=-0.000016 rms=0.003269 Jy/beam ! Combined flux in latest and established models = 0.512911 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.512911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153022Jy sigma=1.741391 ! Fit after self-cal, rms=0.152699Jy sigma=1.737472 ! Inverting map ! Your choice of large map pixels excluded 0.0828% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Added new window around map position (-0.4, -8.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104525 Jy ! Component: 100 - total flux cleaned = 0.0117658 Jy ! Total flux subtracted in 100 components = 0.0117658 Jy ! Clean residual min=-0.018872 max=0.018255 Jy/beam ! Clean residual mean=-0.000016 rms=0.003042 Jy/beam ! Combined flux in latest and established models = 0.524677 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.524677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147377Jy sigma=1.670999 ! Fit after self-cal, rms=0.147204Jy sigma=1.670180 ! Inverting map ! Your choice of large map pixels excluded 0.0828% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 0.0828% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.757 mas, bmaj=0.862 mas, bpa=83.94 degrees ! Estimated noise=1.10922 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 = 0.0323087 Jy ! Component: 100 - total flux cleaned = 0.04197 Jy ! Component: 150 - total flux cleaned = 0.050707 Jy ! Component: 200 - total flux cleaned = 0.0565246 Jy ! Total flux subtracted in 200 components = 0.0565246 Jy ! Clean residual min=-0.027968 max=0.027018 Jy/beam ! Clean residual mean=-0.000029 rms=0.007454 Jy/beam ! Combined flux in latest and established models = 0.581202 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.581202 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.136835Jy sigma=1.508263 ! Fit after self-cal, rms=0.136305Jy sigma=1.507607 ! Inverting map ! Your choice of large map pixels excluded 0.0828% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.757 x 0.862 at 83.94 degrees (North through East) ! Clean map min=-0.02474 max=0.4816 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.88 HN 1.12 MC 0.94 NY 0.87 ! SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! HH 0.91 HN 1.00 MC 0.92 SC 0.94 ! WN 1.35 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 HN 1.02 KP 0.94 LA 1.02 ! MK 0.98 NL 1.02 OV 0.97 PT 0.85 ! SC 0.94 ! ! A total of 159 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.85 MC 0.97 NY 0.88 WN 1.17 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.92 HN 1.17 MC 1.00 NY 0.95 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! HH 0.98 HN 1.06 MC 0.97 SC 0.95 ! WN 1.28 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 HN 1.04 KP 0.93 LA 1.03 ! MK 0.99 NL 0.98 OV 0.96 PT 0.87 ! SC 0.96 ! ! A total of 159 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.83 MC 1.05 NY 0.95 WN 1.16 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.91 HN 1.65 MC 1.26 NY 1.00* ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! HH 0.92 HN 1.19 MC 1.23 SC 1.02 ! WN 1.29 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 HN 1.06 KP 0.95 LA 1.05 ! MK 0.97 NL 1.00 OV 0.96 PT 0.90 ! SC 1.00 ! ! A total of 141 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.00* MC 0.00* NY 0.00* WN 0.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.98 HN 1.29 MC 1.19 NY 1.00* ! SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! HH 1.13 HN 1.13 MC 1.20 SC 1.00 ! WN 1.34 ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 HN 1.04 KP 0.95 LA 1.06 ! MK 0.96 NL 1.02 OV 0.94 PT 0.90 ! SC 1.00 ! ! A total of 141 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! HH 0.00* MC 0.00* NY 0.00* WN 0.00* ! ! ! Fit before self-cal, rms=0.136305Jy sigma=1.507607 ! Fit after self-cal, rms=0.090500Jy sigma=1.084960 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7901 mas, bmaj=0.9809 mas, bpa=4.128 degrees ! Estimated noise=1.19656 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 = -0.0216826 Jy ! Component: 100 - total flux cleaned = -0.033617 Jy ! Component: 150 - total flux cleaned = -0.0404893 Jy ! Component: 200 - total flux cleaned = -0.0431557 Jy ! Total flux subtracted in 200 components = -0.0431557 Jy ! Clean residual min=-0.008174 max=0.010264 Jy/beam ! Clean residual mean=-0.000020 rms=0.001768 Jy/beam ! Combined flux in latest and established models = 0.538046 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 52 components and 0.538046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085979Jy sigma=0.966352 ! Fit after self-cal, rms=0.085888Jy sigma=0.965784 ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Added new window around map position (0.4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00651195 Jy ! Component: 100 - total flux cleaned = 0.00570757 Jy ! Component: 150 - total flux cleaned = 0.00524784 Jy ! Component: 200 - total flux cleaned = 0.00498287 Jy ! Total flux subtracted in 200 components = 0.00498287 Jy ! Clean residual min=-0.007368 max=0.007841 Jy/beam ! Clean residual mean=-0.000014 rms=0.001661 Jy/beam ! Combined flux in latest and established models = 0.543029 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.543029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084674Jy sigma=0.946684 ! Fit after self-cal, rms=0.084523Jy sigma=0.943782 ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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=0.084523Jy sigma=0.943782 ! Fit after self-cal, rms=0.082769Jy sigma=0.896794 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7891 mas, bmaj=0.9808 mas, bpa=3.747 degrees ! Estimated noise=1.19895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0075815 Jy ! Component: 100 - total flux cleaned = -0.00971674 Jy ! Component: 150 - total flux cleaned = -0.0112064 Jy ! Component: 200 - total flux cleaned = -0.0122197 Jy ! Total flux subtracted in 200 components = -0.0122197 Jy ! Clean residual min=-0.005836 max=0.005632 Jy/beam ! Clean residual mean=-0.000002 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.530809 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.530809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081823Jy sigma=0.879473 ! Fit after self-cal, rms=0.081833Jy sigma=0.879146 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 = -0.000138679 Jy ! Component: 100 - total flux cleaned = -0.000891409 Jy ! Component: 150 - total flux cleaned = -0.00132029 Jy ! Component: 200 - total flux cleaned = -0.00172092 Jy ! Total flux subtracted in 200 components = -0.00172092 Jy ! Clean residual min=-0.005816 max=0.005626 Jy/beam ! Clean residual mean=-0.000002 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.529088 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.529088 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081579Jy sigma=0.876019 ! Fit after self-cal, rms=0.081572Jy sigma=0.875810 ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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=0.081572Jy sigma=0.875810 ! Fit after self-cal, rms=0.080821Jy sigma=0.866537 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7894 mas, bmaj=0.9801 mas, bpa=3.714 degrees ! Estimated noise=1.20073 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00428425 Jy ! Component: 100 - total flux cleaned = -0.00592819 Jy ! Component: 150 - total flux cleaned = -0.00705574 Jy ! Component: 200 - total flux cleaned = -0.00736354 Jy ! Total flux subtracted in 200 components = -0.00736354 Jy ! Clean residual min=-0.004829 max=0.004776 Jy/beam ! Clean residual mean=-0.000002 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 0.521725 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 81 components and 0.521725 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080433Jy sigma=0.860593 ! Fit after self-cal, rms=0.080427Jy sigma=0.860512 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 = -4.82341e-05 Jy ! Component: 100 - total flux cleaned = -0.000260835 Jy ! Component: 150 - total flux cleaned = -0.000395902 Jy ! Component: 200 - total flux cleaned = -0.00045882 Jy ! Total flux subtracted in 200 components = -0.00045882 Jy ! Clean residual min=-0.004760 max=0.004697 Jy/beam ! Clean residual mean=-0.000002 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.521266 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 84 components and 0.521266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080264Jy sigma=0.858913 ! Fit after self-cal, rms=0.080270Jy sigma=0.858864 ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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=0.080270Jy sigma=0.858864 ! Fit after self-cal, rms=0.080299Jy sigma=0.857315 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=2.308 mas, bmaj=3.185 mas, bpa=-13.29 degrees ! Estimated noise=1.52952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00232654 Jy ! Component: 100 - total flux cleaned = -0.00322386 Jy ! Component: 150 - total flux cleaned = -0.00373677 Jy ! Component: 200 - total flux cleaned = -0.00388064 Jy ! Total flux subtracted in 200 components = -0.00388064 Jy ! Clean residual min=-0.005068 max=0.006028 Jy/beam ! Clean residual mean=-0.000003 rms=0.001372 Jy/beam ! Combined flux in latest and established models = 0.517385 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 91 components and 0.517385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080288Jy sigma=0.855885 ! Fit after self-cal, rms=0.080286Jy sigma=0.855756 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 (-9, 14.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00387671 Jy ! Component: 100 - total flux cleaned = 0.00366423 Jy ! Component: 150 - total flux cleaned = 0.00381506 Jy ! Component: 200 - total flux cleaned = 0.00381241 Jy ! Total flux subtracted in 200 components = 0.00381241 Jy ! Clean residual min=-0.004764 max=0.005078 Jy/beam ! Clean residual mean=-0.000005 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.521198 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 128 components and 0.521198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080193Jy sigma=0.851685 ! Fit after self-cal, rms=0.080131Jy sigma=0.851229 ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7896 mas, bmaj=0.9798 mas, bpa=3.668 degrees ! Estimated noise=1.20135 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7896 x 0.9798 at 3.668 degrees (North through East) ! Clean map min=-0.0084638 max=0.48386 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 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.6836 mas, bmaj=0.9628 mas, bpa=0.3082 degrees ! Estimated noise=1.46822 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.378392 Jy ! Component: 100 - total flux cleaned = 0.460907 Jy ! Component: 150 - total flux cleaned = 0.484457 Jy ! Component: 200 - total flux cleaned = 0.49695 Jy ! Total flux subtracted in 200 components = 0.49695 Jy ! Clean residual min=-0.008187 max=0.009331 Jy/beam ! Clean residual mean=-0.000001 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 0.49695 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.49695 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7896 mas, bmaj=0.9798 mas, bpa=3.668 degrees ! Estimated noise=1.20135 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 = 0.0108049 Jy ! Component: 100 - total flux cleaned = 0.0142274 Jy ! Component: 150 - total flux cleaned = 0.0165515 Jy ! Component: 200 - total flux cleaned = 0.0180935 Jy ! Total flux subtracted in 200 components = 0.0180935 Jy ! Clean residual min=-0.006668 max=0.006114 Jy/beam ! Clean residual mean=0.000000 rms=0.001260 Jy/beam ! Combined flux in latest and established models = 0.515043 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 30 components and 0.515043 Jy ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 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 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=2.308 mas, bmaj=3.185 mas, bpa=-13.29 degrees ! Estimated noise=1.52952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00323331 Jy ! Component: 100 - total flux cleaned = 0.0049953 Jy ! Component: 150 - total flux cleaned = 0.00488764 Jy ! Component: 200 - total flux cleaned = 0.00478527 Jy ! Total flux subtracted in 200 components = 0.00478527 Jy ! Clean residual min=-0.005012 max=0.004903 Jy/beam ! Clean residual mean=-0.000008 rms=0.001241 Jy/beam ! Combined flux in latest and established models = 0.519829 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 = -0.000180948 Jy ! Component: 100 - total flux cleaned = -0.000259198 Jy ! Component: 150 - total flux cleaned = -0.000183669 Jy ! Component: 200 - total flux cleaned = -0.000254771 Jy ! Total flux subtracted in 200 components = -0.000254771 Jy ! Clean residual min=-0.004967 max=0.004778 Jy/beam ! Clean residual mean=-0.000008 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.519574 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 64 components and 0.519574 Jy ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! Estimated beam: bmin=0.7896 mas, bmaj=0.9798 mas, bpa=3.668 degrees ! Estimated noise=1.20135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175608 Jy ! Component: 100 - total flux cleaned = 0.00155583 Jy ! Component: 150 - total flux cleaned = 0.00119324 Jy ! Component: 200 - total flux cleaned = 0.00102434 Jy ! Total flux subtracted in 200 components = 0.00102434 Jy ! Clean residual min=-0.004777 max=0.005088 Jy/beam ! Clean residual mean=-0.000003 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.520598 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 73 components and 0.520598 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081637Jy sigma=0.864261 ! Fit after self-cal, rms=0.081533Jy sigma=0.863303 wmodel J1557-0001_X_map.mod ! Writing 73 model components to file: J1557-0001_X_map.mod wobs J1557-0001_X_uvs.fits ! Writing UV FITS file: J1557-0001_X_uvs.fits wwins J1557-0001_X_map.win ! wwins: Wrote 5 windows to J1557-0001_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 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00080161 Jy ! Component: 100 - total flux cleaned = -0.00162911 Jy ! Component: 150 - total flux cleaned = -0.00218587 Jy ! Component: 200 - total flux cleaned = -0.00241689 Jy ! Component: 250 - total flux cleaned = -0.00271997 Jy ! Component: 300 - total flux cleaned = -0.00286915 Jy ! Component: 350 - total flux cleaned = -0.0029417 Jy ! Component: 400 - total flux cleaned = -0.00287018 Jy ! Component: 450 - total flux cleaned = -0.00266127 Jy ! Component: 500 - total flux cleaned = -0.0026629 Jy ! Component: 550 - total flux cleaned = -0.00232588 Jy ! Component: 600 - total flux cleaned = -0.00232767 Jy ! Component: 650 - total flux cleaned = -0.00245783 Jy ! Component: 700 - total flux cleaned = -0.00232787 Jy ! Component: 750 - total flux cleaned = -0.00232764 Jy ! Component: 800 - total flux cleaned = -0.00239036 Jy ! Component: 850 - total flux cleaned = -0.00245239 Jy ! Component: 900 - total flux cleaned = -0.00245266 Jy ! Component: 950 - total flux cleaned = -0.00257335 Jy ! Component: 1000 - total flux cleaned = -0.00251351 Jy ! Component: 1050 - total flux cleaned = -0.00257224 Jy ! Component: 1100 - total flux cleaned = -0.00233889 Jy ! Component: 1150 - total flux cleaned = -0.002224 Jy ! Component: 1200 - total flux cleaned = -0.00228204 Jy ! Component: 1250 - total flux cleaned = -0.00233877 Jy ! Component: 1300 - total flux cleaned = -0.00239445 Jy ! Component: 1350 - total flux cleaned = -0.00217309 Jy ! Component: 1400 - total flux cleaned = -0.0025583 Jy ! Component: 1450 - total flux cleaned = -0.00239376 Jy ! Component: 1500 - total flux cleaned = -0.00250103 Jy ! Component: 1550 - total flux cleaned = -0.00255466 Jy ! Component: 1600 - total flux cleaned = -0.00244839 Jy ! Component: 1650 - total flux cleaned = -0.00260663 Jy ! Component: 1700 - total flux cleaned = -0.00271041 Jy ! Component: 1750 - total flux cleaned = -0.0025551 Jy ! Component: 1800 - total flux cleaned = -0.00240133 Jy ! Component: 1850 - total flux cleaned = -0.00265663 Jy ! Component: 1900 - total flux cleaned = -0.00275667 Jy ! Component: 1950 - total flux cleaned = -0.00245607 Jy ! Component: 2000 - total flux cleaned = -0.00245668 Jy ! Component: 2050 - total flux cleaned = -0.00245719 Jy ! Component: 2100 - total flux cleaned = -0.00250593 Jy ! Component: 2150 - total flux cleaned = -0.00255514 Jy ! Component: 2200 - total flux cleaned = -0.00250764 Jy ! Component: 2250 - total flux cleaned = -0.00284121 Jy ! Component: 2300 - total flux cleaned = -0.00288777 Jy ! Component: 2350 - total flux cleaned = -0.00302893 Jy ! Component: 2400 - total flux cleaned = -0.00307475 Jy ! Component: 2450 - total flux cleaned = -0.00339809 Jy ! Component: 2500 - total flux cleaned = -0.00362659 Jy ! Component: 2550 - total flux cleaned = -0.00358111 Jy ! Component: 2600 - total flux cleaned = -0.00376233 Jy ! Component: 2650 - total flux cleaned = -0.00380714 Jy ! Component: 2700 - total flux cleaned = -0.00385136 Jy ! Component: 2750 - total flux cleaned = -0.00420488 Jy ! Component: 2800 - total flux cleaned = -0.00420509 Jy ! Component: 2850 - total flux cleaned = -0.00429243 Jy ! Component: 2900 - total flux cleaned = -0.00446587 Jy ! Component: 2950 - total flux cleaned = -0.00446594 Jy ! Component: 3000 - total flux cleaned = -0.00480738 Jy ! Component: 3050 - total flux cleaned = -0.00472279 Jy ! Component: 3100 - total flux cleaned = -0.00510188 Jy ! Component: 3150 - total flux cleaned = -0.00510174 Jy ! Component: 3200 - total flux cleaned = -0.00539279 Jy ! Component: 3250 - total flux cleaned = -0.00547524 Jy ! Component: 3300 - total flux cleaned = -0.0053931 Jy ! Component: 3350 - total flux cleaned = -0.00567834 Jy ! Component: 3400 - total flux cleaned = -0.00567824 Jy ! Component: 3450 - total flux cleaned = -0.00587958 Jy ! Component: 3500 - total flux cleaned = -0.00603961 Jy ! Component: 3550 - total flux cleaned = -0.0061191 Jy ! Component: 3600 - total flux cleaned = -0.00623761 Jy ! Component: 3650 - total flux cleaned = -0.00635563 Jy ! Component: 3700 - total flux cleaned = -0.00662869 Jy ! Component: 3750 - total flux cleaned = -0.00686142 Jy ! Component: 3800 - total flux cleaned = -0.00689993 Jy ! Component: 3850 - total flux cleaned = -0.00712996 Jy ! Component: 3900 - total flux cleaned = -0.00728242 Jy ! Component: 3950 - total flux cleaned = -0.00739585 Jy ! Component: 4000 - total flux cleaned = -0.00754647 Jy ! Component: 4050 - total flux cleaned = -0.00762114 Jy ! Total flux subtracted in 4096 components = -0.00788183 Jy ! Clean residual min=-0.002009 max=0.002263 Jy/beam ! Clean residual mean=-0.000000 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.512716 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 394 components and 0.512716 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv125_uvs/J1557-0001_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7896 x 0.9798 at 3.668 degrees (North through East) ! Clean map min=-0.0042617 max=0.48359 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv125_uvs/J1557-0001_X_map.fits wmodel /scr/pima/rv125_uvs/J1557-0001_X_map.mod ! Writing 394 model components to file: /scr/pima/rv125_uvs/J1557-0001_X_map.mod wobs /scr/pima/rv125_uvs/J1557-0001_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv125_uvs/J1557-0001_X_uvs.fits wwins /scr/pima/rv125_uvs/J1557-0001_X_map.win ! wwins: Wrote 6 windows to /scr/pima/rv125_uvs/J1557-0001_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.483589 invert ! Inverting map ! Your choice of large map pixels excluded 0.115% of the data. ! The x-axis pixel size should ideally be below 0.1996 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000597924 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.370929 0.370929 0.741859 1.48372 2.96743 5.93487 11.8697 23.7395 47.4789 94.9579 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.483 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 808.779 quit ! Quitting program ! Log file /scr/pima/rv125_uvs/J1557-0001_X_dfm.log closed on Sun Dec 23 02:52:25 2018