! Started logfile: /scr/pima/rv121_uvs/J1756+1553_X_dfm.log on Sat Jul 28 00:42:48 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/rv121_uvs/J1756+1553_X_uva.fits ! Reading UV FITS file: /scr/pima/rv121_uvs/J1756+1553_X_uva.fits ! AN table 1: 13 integrations on 36 of 36 possible baselines. ! AN table 2: 185 integrations on 36 of 36 possible baselines. ! AN table 3: 29 integrations on 66 of 66 possible baselines. ! Apparent sampling: 0.376797 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1756+1553 ! ! 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 74 lines of history. ! ! Reading 13628 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 J1756+1553_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 60 telescope corrections were flagged in sub-array 1. ! A total of 998 telescope corrections were flagged in sub-array 2. ! A total of 59 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! A total of 998 telescope corrections were flagged in sub-array 2. ! A total of 59 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! A total of 998 telescope corrections were flagged in sub-array 2. ! A total of 59 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! A total of 998 telescope corrections were flagged in sub-array 2. ! A total of 59 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.016060Jy sigma=15.013592 ! Fit after self-cal, rms=0.847204Jy sigma=12.423654 ! 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 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5038 mas, bmaj=0.9457 mas, bpa=-10.5 degrees ! Estimated noise=0.727485 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 = 0.123579 Jy ! Component: 100 - total flux cleaned = 0.156386 Jy ! Total flux subtracted in 100 components = 0.156386 Jy ! Clean residual min=-0.005817 max=0.015556 Jy/beam ! Clean residual mean=-0.000002 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.156386 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.156386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.093705Jy sigma=1.091301 ! Fit after self-cal, rms=0.093805Jy sigma=1.091061 ! Inverting map ! Your choice of large map pixels excluded 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-0.2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016417 Jy ! Component: 100 - total flux cleaned = 0.0265176 Jy ! Total flux subtracted in 100 components = 0.0265176 Jy ! Clean residual min=-0.004616 max=0.007037 Jy/beam ! Clean residual mean=-0.000004 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.182903 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.182903 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090778Jy sigma=1.005403 ! Fit after self-cal, rms=0.090676Jy sigma=1.003940 ! Inverting map ! Your choice of large map pixels excluded 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-0.2, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00826419 Jy ! Component: 100 - total flux cleaned = 0.0141924 Jy ! Total flux subtracted in 100 components = 0.0141924 Jy ! Clean residual min=-0.004037 max=0.004797 Jy/beam ! Clean residual mean=-0.000005 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 0.197095 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 22 components and 0.197095 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089737Jy sigma=0.979089 ! Fit after self-cal, rms=0.089656Jy sigma=0.977877 ! Inverting map ! Your choice of large map pixels excluded 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5714 mas, bmaj=1.032 mas, bpa=-11.22 degrees ! Estimated noise=0.450649 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 = 0.00695767 Jy ! Component: 100 - total flux cleaned = 0.0111514 Jy ! Component: 150 - total flux cleaned = 0.0139611 Jy ! Component: 200 - total flux cleaned = 0.0158624 Jy ! Total flux subtracted in 200 components = 0.0158624 Jy ! Clean residual min=-0.003753 max=0.005245 Jy/beam ! Clean residual mean=-0.000008 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.212958 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.212958 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089166Jy sigma=0.964128 ! Fit after self-cal, rms=0.089099Jy sigma=0.963057 ! Inverting map ! Your choice of large map pixels excluded 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (0.4, 11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00520167 Jy ! Component: 100 - total flux cleaned = 0.00819082 Jy ! Component: 150 - total flux cleaned = 0.0103979 Jy ! Component: 200 - total flux cleaned = 0.0121329 Jy ! Total flux subtracted in 200 components = 0.0121329 Jy ! Clean residual min=-0.003599 max=0.004016 Jy/beam ! Clean residual mean=-0.000010 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.225091 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 0.225091 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.088817Jy sigma=0.955379 ! Fit after self-cal, rms=0.088781Jy sigma=0.954887 ! Inverting map ! Your choice of large map pixels excluded 6.86% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5714 x 1.032 at -11.22 degrees (North through East) ! Clean map min=-0.0030063 max=0.14968 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.94 LA 0.91 ! MK 1.02 NL 1.04 OV 0.96 PT 0.92 ! SC 1.25 ! ! A total of 264 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.06 HH 1.04 HN 1.08 LA 0.98 ! NY 1.03 ON 1.00 PT 0.99 SC 0.97 ! WZ 0.91 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.06 HN 1.00 KP 0.98 ! LA 0.96 NL 0.96 NY 0.99 ON 0.97 ! OV 1.02 PT 1.00 SC 0.97 WZ 0.96 ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.95 LA 0.92 ! MK 0.95 NL 1.04 OV 0.96 PT 0.93 ! SC 1.11 ! ! A total of 264 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.08 HH 1.00 HN 1.20 LA 0.98 ! NY 1.01 ON 1.00 PT 0.99 SC 1.02 ! WZ 0.94 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.03 HN 1.08 KP 1.02 ! LA 0.96 NL 0.97 NY 1.01 ON 0.99 ! OV 1.01 PT 1.03 SC 1.02 WZ 0.99 ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.86 LA 0.92 ! MK 0.96 NL 1.08 OV 0.97 PT 0.98 ! SC 1.11 ! ! A total of 264 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HH 0.99 HN 1.11 LA 1.00 ! NY 0.98 ON 1.00 PT 1.01 SC 0.94 ! WZ 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.06 HN 1.05 KP 0.99 ! LA 0.96 NL 0.96 NY 1.04 ON 0.96 ! OV 1.01 PT 1.03 SC 1.01 WZ 1.00 ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 0.92 LA 0.93 ! MK 0.93 NL 1.03 OV 0.95 PT 0.95 ! SC 1.24 ! ! A total of 264 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! FD 1.07 HH 1.15 HN 1.20 LA 0.99 ! NY 0.92 ON 0.96 PT 0.92 SC 0.97 ! WZ 0.95 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.02 HN 1.13 KP 1.00 ! LA 0.96 NL 0.99 NY 1.04 ON 1.01 ! OV 0.99 PT 1.01 SC 1.03 WZ 0.99 ! ! ! Fit before self-cal, rms=0.088781Jy sigma=0.954887 ! Fit after self-cal, rms=0.090750Jy sigma=0.954874 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5575 mas, bmaj=1.148 mas, bpa=-9.792 degrees ! Estimated noise=0.461996 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 (-0.4, 6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042474 Jy ! Component: 100 - total flux cleaned = 0.0069132 Jy ! Component: 150 - total flux cleaned = 0.00904852 Jy ! Component: 200 - total flux cleaned = 0.0108087 Jy ! Total flux subtracted in 200 components = 0.0108087 Jy ! Clean residual min=-0.002204 max=0.002809 Jy/beam ! Clean residual mean=-0.000005 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.235899 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 68 components and 0.235899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090514Jy sigma=0.949162 ! Fit after self-cal, rms=0.090722Jy sigma=0.948725 ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (4, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263311 Jy ! Component: 100 - total flux cleaned = 0.00420962 Jy ! Component: 150 - total flux cleaned = 0.00554105 Jy ! Component: 200 - total flux cleaned = 0.00656506 Jy ! Total flux subtracted in 200 components = 0.00656506 Jy ! Clean residual min=-0.002248 max=0.002149 Jy/beam ! Clean residual mean=-0.000003 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.242464 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 81 components and 0.242465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090604Jy sigma=0.946818 ! Fit after self-cal, rms=0.090606Jy sigma=0.946748 ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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=0.090606Jy sigma=0.946748 ! Fit after self-cal, rms=0.091345Jy sigma=0.945105 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5566 mas, bmaj=1.147 mas, bpa=-9.862 degrees ! Estimated noise=0.460856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00156759 Jy ! Component: 100 - total flux cleaned = 0.00271101 Jy ! Component: 150 - total flux cleaned = 0.00340877 Jy ! Component: 200 - total flux cleaned = 0.0039242 Jy ! Total flux subtracted in 200 components = 0.0039242 Jy ! Clean residual min=-0.002080 max=0.002164 Jy/beam ! Clean residual mean=-0.000004 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.246389 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 93 components and 0.246389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091281Jy sigma=0.944197 ! Fit after self-cal, rms=0.091317Jy sigma=0.944138 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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 (-21.2, -10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149032 Jy ! Component: 100 - total flux cleaned = 0.00222767 Jy ! Component: 150 - total flux cleaned = 0.00256686 Jy ! Component: 200 - total flux cleaned = 0.00281537 Jy ! Total flux subtracted in 200 components = 0.00281537 Jy ! Clean residual min=-0.002041 max=0.002018 Jy/beam ! Clean residual mean=-0.000004 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.249204 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 104 components and 0.249204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091255Jy sigma=0.943391 ! Fit after self-cal, rms=0.091252Jy sigma=0.943352 ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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=0.091252Jy sigma=0.943352 ! Fit after self-cal, rms=0.091191Jy sigma=0.943231 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5563 mas, bmaj=1.145 mas, bpa=-9.883 degrees ! Estimated noise=0.460675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000821423 Jy ! Component: 100 - total flux cleaned = 0.00108177 Jy ! Component: 150 - total flux cleaned = 0.00132631 Jy ! Component: 200 - total flux cleaned = 0.00149159 Jy ! Total flux subtracted in 200 components = 0.00149159 Jy ! Clean residual min=-0.001946 max=0.001968 Jy/beam ! Clean residual mean=-0.000004 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.250696 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 107 components and 0.250696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091150Jy sigma=0.942815 ! Fit after self-cal, rms=0.091149Jy sigma=0.942806 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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 (11.2, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175229 Jy ! Component: 100 - total flux cleaned = 0.00239958 Jy ! Component: 150 - total flux cleaned = 0.00260498 Jy ! Component: 200 - total flux cleaned = 0.00270161 Jy ! Total flux subtracted in 200 components = 0.00270161 Jy ! Clean residual min=-0.001821 max=0.001768 Jy/beam ! Clean residual mean=-0.000005 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.253397 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 125 components and 0.253397 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091094Jy sigma=0.941965 ! Fit after self-cal, rms=0.091091Jy sigma=0.941938 ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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=0.091091Jy sigma=0.941938 ! Fit after self-cal, rms=0.091039Jy sigma=0.941892 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=2.545 mas, bmaj=2.723 mas, bpa=35.21 degrees ! Estimated noise=0.637793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141198 Jy ! Component: 100 - total flux cleaned = 0.00220044 Jy ! Component: 150 - total flux cleaned = 0.00276626 Jy ! Component: 200 - total flux cleaned = 0.00300517 Jy ! Total flux subtracted in 200 components = 0.00300517 Jy ! Clean residual min=-0.002072 max=0.002245 Jy/beam ! Clean residual mean=-0.000015 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.256403 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 135 components and 0.256402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091036Jy sigma=0.941741 ! Fit after self-cal, rms=0.091027Jy sigma=0.941678 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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 = 0.00057032 Jy ! Component: 100 - total flux cleaned = 0.00075202 Jy ! Component: 150 - total flux cleaned = 0.000821373 Jy ! Component: 200 - total flux cleaned = 0.000905267 Jy ! Total flux subtracted in 200 components = 0.000905267 Jy ! Clean residual min=-0.002000 max=0.002183 Jy/beam ! Clean residual mean=-0.000015 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.257308 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 138 components and 0.257308 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091029Jy sigma=0.941720 ! Fit after self-cal, rms=0.091025Jy sigma=0.941699 ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5561 mas, bmaj=1.144 mas, bpa=-9.901 degrees ! Estimated noise=0.460477 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5561 x 1.144 at -9.901 degrees (North through East) ! Clean map min=-0.0014525 max=0.15232 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 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.4871 mas, bmaj=1.037 mas, bpa=-9.733 degrees ! Estimated noise=0.736435 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122775 Jy ! Component: 100 - total flux cleaned = 0.156658 Jy ! Component: 150 - total flux cleaned = 0.173933 Jy ! Component: 200 - total flux cleaned = 0.185023 Jy ! Total flux subtracted in 200 components = 0.185023 Jy ! Clean residual min=-0.003936 max=0.006246 Jy/beam ! Clean residual mean=-0.000003 rms=0.000912 Jy/beam ! Combined flux in latest and established models = 0.185023 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.185023 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5561 mas, bmaj=1.144 mas, bpa=-9.901 degrees ! Estimated noise=0.460477 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 = 0.0121339 Jy ! Component: 100 - total flux cleaned = 0.0200224 Jy ! Component: 150 - total flux cleaned = 0.0262141 Jy ! Component: 200 - total flux cleaned = 0.0313871 Jy ! Total flux subtracted in 200 components = 0.0313871 Jy ! Clean residual min=-0.003008 max=0.003701 Jy/beam ! Clean residual mean=-0.000004 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.21641 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 44 components and 0.21641 Jy ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-0.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447739 Jy ! Component: 100 - total flux cleaned = 0.00828619 Jy ! Component: 150 - total flux cleaned = 0.0116334 Jy ! Component: 200 - total flux cleaned = 0.01461 Jy ! Total flux subtracted in 200 components = 0.01461 Jy ! Clean residual min=-0.002431 max=0.002444 Jy/beam ! Clean residual mean=-0.000004 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.23102 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 65 components and 0.23102 Jy ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (9.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00278255 Jy ! Component: 100 - total flux cleaned = 0.00521122 Jy ! Component: 150 - total flux cleaned = 0.00740494 Jy ! Component: 200 - total flux cleaned = 0.00939706 Jy ! Total flux subtracted in 200 components = 0.00939706 Jy ! Clean residual min=-0.002134 max=0.001948 Jy/beam ! Clean residual mean=-0.000005 rms=0.000488 Jy/beam ! Combined flux in latest and established models = 0.240418 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 79 components and 0.240418 Jy ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 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 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=2.545 mas, bmaj=2.723 mas, bpa=35.21 degrees ! Estimated noise=0.637793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00354395 Jy ! Component: 100 - total flux cleaned = 0.00614461 Jy ! Component: 150 - total flux cleaned = 0.00821516 Jy ! Component: 200 - total flux cleaned = 0.00989066 Jy ! Total flux subtracted in 200 components = 0.00989066 Jy ! Clean residual min=-0.002458 max=0.002353 Jy/beam ! Clean residual mean=-0.000015 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.250308 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 = 0.0013771 Jy ! Component: 100 - total flux cleaned = 0.00252617 Jy ! Component: 150 - total flux cleaned = 0.00349727 Jy ! Component: 200 - total flux cleaned = 0.00430038 Jy ! Total flux subtracted in 200 components = 0.00430038 Jy ! Clean residual min=-0.002257 max=0.002336 Jy/beam ! Clean residual mean=-0.000016 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.254609 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 133 components and 0.254609 Jy ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5561 mas, bmaj=1.144 mas, bpa=-9.901 degrees ! Estimated noise=0.460477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000456849 Jy ! Component: 100 - total flux cleaned = 0.000823118 Jy ! Component: 150 - total flux cleaned = 0.00101543 Jy ! Component: 200 - total flux cleaned = 0.00114812 Jy ! Total flux subtracted in 200 components = 0.00114812 Jy ! Clean residual min=-0.001755 max=0.001774 Jy/beam ! Clean residual mean=-0.000005 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.255757 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 150 components and 0.255757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091139Jy sigma=0.942242 ! Fit after self-cal, rms=0.091161Jy sigma=0.942006 wmodel J1756+1553_X_map.mod ! Writing 150 model components to file: J1756+1553_X_map.mod wobs J1756+1553_X_uvs.fits ! Writing UV FITS file: J1756+1553_X_uvs.fits wwins J1756+1553_X_map.win ! wwins: Wrote 10 windows to J1756+1553_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 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000239347 Jy ! Component: 100 - total flux cleaned = -0.000428923 Jy ! Component: 150 - total flux cleaned = -0.000398146 Jy ! Component: 200 - total flux cleaned = -0.000398526 Jy ! Component: 250 - total flux cleaned = -0.000369242 Jy ! Component: 300 - total flux cleaned = -0.000254892 Jy ! Component: 350 - total flux cleaned = -0.000199144 Jy ! Component: 400 - total flux cleaned = -0.00014411 Jy ! Component: 450 - total flux cleaned = -0.000116511 Jy ! Component: 500 - total flux cleaned = -8.67734e-06 Jy ! Component: 550 - total flux cleaned = -3.53922e-05 Jy ! Component: 600 - total flux cleaned = -8.83209e-06 Jy ! Component: 650 - total flux cleaned = -3.46614e-05 Jy ! Component: 700 - total flux cleaned = 0.000119166 Jy ! Component: 750 - total flux cleaned = 6.80537e-05 Jy ! Component: 800 - total flux cleaned = 6.79832e-05 Jy ! Component: 850 - total flux cleaned = 0.000117945 Jy ! Component: 900 - total flux cleaned = 9.3191e-05 Jy ! Component: 950 - total flux cleaned = 0.000166594 Jy ! Component: 1000 - total flux cleaned = 0.000215078 Jy ! Component: 1050 - total flux cleaned = 0.000118235 Jy ! Component: 1100 - total flux cleaned = 0.000142177 Jy ! Component: 1150 - total flux cleaned = 0.000165929 Jy ! Component: 1200 - total flux cleaned = 7.10609e-05 Jy ! Component: 1250 - total flux cleaned = 4.76885e-05 Jy ! Component: 1300 - total flux cleaned = 2.45953e-05 Jy ! Component: 1350 - total flux cleaned = -2.17188e-05 Jy ! Component: 1400 - total flux cleaned = -9.08795e-05 Jy ! Component: 1450 - total flux cleaned = -9.06647e-05 Jy ! Component: 1500 - total flux cleaned = -9.08113e-05 Jy ! Component: 1550 - total flux cleaned = -0.000113468 Jy ! Component: 1600 - total flux cleaned = -0.000136207 Jy ! Component: 1650 - total flux cleaned = -0.000181012 Jy ! Component: 1700 - total flux cleaned = -0.000203353 Jy ! Component: 1750 - total flux cleaned = -0.000225272 Jy ! Component: 1800 - total flux cleaned = -0.000269472 Jy ! Component: 1850 - total flux cleaned = -0.000335161 Jy ! Component: 1900 - total flux cleaned = -0.000269755 Jy ! Component: 1950 - total flux cleaned = -0.00026975 Jy ! Component: 2000 - total flux cleaned = -0.00029128 Jy ! Component: 2050 - total flux cleaned = -0.000248355 Jy ! Component: 2100 - total flux cleaned = -0.000269711 Jy ! Component: 2150 - total flux cleaned = -0.000418673 Jy ! Component: 2200 - total flux cleaned = -0.000334058 Jy ! Component: 2250 - total flux cleaned = -0.000313114 Jy ! Component: 2300 - total flux cleaned = -0.000292098 Jy ! Component: 2350 - total flux cleaned = -0.000292112 Jy ! Component: 2400 - total flux cleaned = -0.000250568 Jy ! Component: 2450 - total flux cleaned = -0.000415764 Jy ! Component: 2500 - total flux cleaned = -0.000374727 Jy ! Component: 2550 - total flux cleaned = -0.00033368 Jy ! Component: 2600 - total flux cleaned = -0.000333591 Jy ! Component: 2650 - total flux cleaned = -0.000394512 Jy ! Component: 2700 - total flux cleaned = -0.000455153 Jy ! Component: 2750 - total flux cleaned = -0.000334394 Jy ! Component: 2800 - total flux cleaned = -0.00031435 Jy ! Component: 2850 - total flux cleaned = -0.000493979 Jy ! Component: 2900 - total flux cleaned = -0.000414501 Jy ! Component: 2950 - total flux cleaned = -0.000493521 Jy ! Component: 3000 - total flux cleaned = -0.000552758 Jy ! Component: 3050 - total flux cleaned = -0.000474076 Jy ! Component: 3100 - total flux cleaned = -0.000415361 Jy ! Component: 3150 - total flux cleaned = -0.000473822 Jy ! Component: 3200 - total flux cleaned = -0.00037676 Jy ! Component: 3250 - total flux cleaned = -0.000396238 Jy ! Component: 3300 - total flux cleaned = -0.000434683 Jy ! Component: 3350 - total flux cleaned = -0.000415389 Jy ! Component: 3400 - total flux cleaned = -0.000377022 Jy ! Component: 3450 - total flux cleaned = -0.000319807 Jy ! Component: 3500 - total flux cleaned = -0.000281859 Jy ! Component: 3550 - total flux cleaned = -0.000187185 Jy ! Component: 3600 - total flux cleaned = -0.000225004 Jy ! Component: 3650 - total flux cleaned = -0.000168719 Jy ! Component: 3700 - total flux cleaned = -0.000206175 Jy ! Component: 3750 - total flux cleaned = -0.000113023 Jy ! Component: 3800 - total flux cleaned = -0.00016889 Jy ! Component: 3850 - total flux cleaned = -0.000131956 Jy ! Component: 3900 - total flux cleaned = -2.13008e-05 Jy ! Component: 3950 - total flux cleaned = -0.000150227 Jy ! Component: 4000 - total flux cleaned = -9.52447e-05 Jy ! Component: 4050 - total flux cleaned = -3.84515e-06 Jy ! Total flux subtracted in 4096 components = 1.4387e-05 Jy ! Clean residual min=-0.001130 max=0.001026 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.255771 Jy keep ! Adding 358 model components to the UV plane model. ! The established model now contains 508 components and 0.255771 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv121_uvs/J1756+1553_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5561 x 1.144 at -9.901 degrees (North through East) ! Clean map min=-0.0011628 max=0.1521 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv121_uvs/J1756+1553_X_map.fits wmodel /scr/pima/rv121_uvs/J1756+1553_X_map.mod ! Writing 508 model components to file: /scr/pima/rv121_uvs/J1756+1553_X_map.mod wobs /scr/pima/rv121_uvs/J1756+1553_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv121_uvs/J1756+1553_X_uvs.fits wwins /scr/pima/rv121_uvs/J1756+1553_X_map.win ! wwins: Wrote 11 windows to /scr/pima/rv121_uvs/J1756+1553_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.152097 invert ! Inverting map ! Your choice of large map pixels excluded 4.5% of the data. ! The x-axis pixel size should ideally be below 0.1765 milli-arcsec ! The y-axis pixel size should ideally be below 0.1738 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000293723 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.579349 0.579349 1.1587 2.3174 4.63479 9.26958 18.5392 37.0783 74.1566 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.152 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 517.822 quit ! Quitting program ! Log file /scr/pima/rv121_uvs/J1756+1553_X_dfm.log closed on Sat Jul 28 00:42:53 2018