! Started logfile: /scr/pima/rdv76_uvs/J2017+7440_X_dfm.log on Fri Jun 15 03:57:07 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv76_uvs/J2017+7440_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J2017+7440_X_uva.fits ! AN table 1: 126 integrations on 55 of 55 possible baselines. ! AN table 2: 447 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.727893 visibilities/baseline/integration-bin. ! Found source: J2017+7440 ! ! 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 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 121692 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 J2017+7440_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 344 telescope corrections were flagged in sub-array 1. ! A total of 1130 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 344 telescope corrections were flagged in sub-array 1. ! A total of 1130 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 344 telescope corrections were flagged in sub-array 1. ! A total of 1130 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 344 telescope corrections were flagged in sub-array 1. ! A total of 1130 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.072516Jy sigma=12.483991 ! Fit after self-cal, rms=0.698584Jy sigma=8.059322 ! 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 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.4773 mas, bmaj=0.5755 mas, bpa=88.38 degrees ! Estimated noise=0.357018 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 = 0.240934 Jy ! Component: 100 - total flux cleaned = 0.299216 Jy ! Total flux subtracted in 100 components = 0.299216 Jy ! Clean residual min=-0.007195 max=0.025058 Jy/beam ! Clean residual mean=0.000012 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 0.299216 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.299216 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.198947Jy sigma=2.069690 ! Fit after self-cal, rms=0.198905Jy sigma=2.069429 ! Inverting map ! Your choice of large map pixels excluded 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282367 Jy ! Component: 100 - total flux cleaned = 0.0436954 Jy ! Total flux subtracted in 100 components = 0.0436954 Jy ! Clean residual min=-0.004370 max=0.012432 Jy/beam ! Clean residual mean=0.000007 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.342911 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 5 components and 0.342911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.192546Jy sigma=1.977451 ! Fit after self-cal, rms=0.192494Jy sigma=1.976983 ! Inverting map ! Your choice of large map pixels excluded 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Added new window around map position (0.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0122838 Jy ! Component: 100 - total flux cleaned = 0.0189332 Jy ! Total flux subtracted in 100 components = 0.0189332 Jy ! Clean residual min=-0.004425 max=0.004626 Jy/beam ! Clean residual mean=0.000004 rms=0.000764 Jy/beam ! Combined flux in latest and established models = 0.361844 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.361844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.191079Jy sigma=1.956571 ! Fit after self-cal, rms=0.191015Jy sigma=1.955764 ! Inverting map ! Your choice of large map pixels excluded 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00599689 Jy ! Component: 100 - total flux cleaned = 0.0102123 Jy ! Total flux subtracted in 100 components = 0.0102123 Jy ! Clean residual min=-0.004169 max=0.004054 Jy/beam ! Clean residual mean=0.000003 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.372057 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.372057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190561Jy sigma=1.949212 ! Fit after self-cal, rms=0.190549Jy sigma=1.949023 ! Inverting map ! Your choice of large map pixels excluded 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.6302 mas, bmaj=0.7315 mas, bpa=-86.23 degrees ! Estimated noise=0.188287 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 = 0.00894151 Jy ! Component: 100 - total flux cleaned = 0.0142686 Jy ! Component: 150 - total flux cleaned = 0.017555 Jy ! Component: 200 - total flux cleaned = 0.0195942 Jy ! Total flux subtracted in 200 components = 0.0195942 Jy ! Clean residual min=-0.002216 max=0.003687 Jy/beam ! Clean residual mean=0.000010 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.391651 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 22 components and 0.391651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190141Jy sigma=1.943328 ! Fit after self-cal, rms=0.190134Jy sigma=1.943111 ! Inverting map ! Your choice of large map pixels excluded 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Added new window around map position (3.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373074 Jy ! Component: 100 - total flux cleaned = 0.00600116 Jy ! Component: 150 - total flux cleaned = 0.0075846 Jy ! Component: 200 - total flux cleaned = 0.00878357 Jy ! Total flux subtracted in 200 components = 0.00878357 Jy ! Clean residual min=-0.002023 max=0.002120 Jy/beam ! Clean residual mean=0.000002 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.400434 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.400434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190060Jy sigma=1.942081 ! Fit after self-cal, rms=0.190050Jy sigma=1.941991 ! Inverting map ! Your choice of large map pixels excluded 5.27% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6302 x 0.7315 at -86.23 degrees (North through East) ! Clean map min=-0.0017374 max=0.3273 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.96 KP 1.01 ! LA 1.00 NL 1.00 NY 1.01 OV 1.00 ! PT 1.01 SC 1.12 ZC 0.98 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 KK 1.03 KP 1.00 ! LA 0.97 MK 1.05 NL 1.01 NY 1.00 ! OV 1.01 PT 1.02 SC 0.99 WZ 1.03 ! ZC 0.96 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.96 KP 1.01 ! LA 1.00 NL 1.00 NY 1.03 OV 1.01 ! PT 1.01 SC 1.09 ZC 0.97 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 KK 1.01 KP 1.01 ! LA 0.97 MK 1.03 NL 1.00 NY 1.00 ! OV 1.01 PT 1.02 SC 1.00 WZ 1.03 ! ZC 0.97 ! ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.97 KP 1.00 ! LA 0.99 NL 1.00 NY 1.02 OV 1.00 ! PT 1.00 SC 1.06 ZC 0.99 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.01 KK 1.00 KP 0.99 ! LA 0.97 MK 1.02 NL 1.00 NY 1.00 ! OV 1.00 PT 1.00 SC 0.99 WZ 1.01 ! ZC 0.96 ! ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 0.99 KP 0.99 ! LA 0.97 NL 0.99 NY 0.99 OV 0.99 ! PT 1.00 SC 1.08 ZC 1.01 ! ! A total of 24 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.98 KK 1.01 KP 1.00 ! LA 0.98 MK 1.02 NL 0.99 NY 0.97 ! OV 1.00 PT 0.99 SC 0.97 WZ 1.01 ! ZC 0.96 ! ! ! Fit before self-cal, rms=0.190050Jy sigma=1.941991 ! Fit after self-cal, rms=0.190132Jy sigma=1.939061 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.629 mas, bmaj=0.7296 mas, bpa=-86.22 degrees ! Estimated noise=0.188302 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 (4.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192198 Jy ! Component: 100 - total flux cleaned = 0.0023654 Jy ! Component: 150 - total flux cleaned = 0.00265033 Jy ! Component: 200 - total flux cleaned = 0.00284348 Jy ! Total flux subtracted in 200 components = 0.00284348 Jy ! Clean residual min=-0.001963 max=0.001741 Jy/beam ! Clean residual mean=-0.000008 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.403278 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 61 components and 0.403278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190108Jy sigma=1.938775 ! Fit after self-cal, rms=0.190123Jy sigma=1.938725 ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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=0.190123Jy sigma=1.938725 ! Fit after self-cal, rms=0.190392Jy sigma=1.937571 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.629 mas, bmaj=0.729 mas, bpa=-86.03 degrees ! Estimated noise=0.188309 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000894305 Jy ! Component: 100 - total flux cleaned = 0.00123831 Jy ! Component: 150 - total flux cleaned = 0.00137393 Jy ! Component: 200 - total flux cleaned = 0.00149467 Jy ! Total flux subtracted in 200 components = 0.00149467 Jy ! Clean residual min=-0.001686 max=0.001626 Jy/beam ! Clean residual mean=-0.000002 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.404772 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.404772 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190380Jy sigma=1.937440 ! Fit after self-cal, rms=0.190385Jy sigma=1.937420 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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 = 0.000192812 Jy ! Component: 100 - total flux cleaned = 0.000258742 Jy ! Component: 150 - total flux cleaned = 0.00034155 Jy ! Component: 200 - total flux cleaned = 0.000399788 Jy ! Total flux subtracted in 200 components = 0.000399788 Jy ! Clean residual min=-0.001698 max=0.001626 Jy/beam ! Clean residual mean=-0.000003 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.405172 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 70 components and 0.405172 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190380Jy sigma=1.937360 ! Fit after self-cal, rms=0.190380Jy sigma=1.937356 ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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=0.190380Jy sigma=1.937356 ! Fit after self-cal, rms=0.190795Jy sigma=1.937176 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.6288 mas, bmaj=0.7288 mas, bpa=-85.9 degrees ! Estimated noise=0.188528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467182 Jy ! Component: 100 - total flux cleaned = 0.000610815 Jy ! Component: 150 - total flux cleaned = 0.00067469 Jy ! Component: 200 - total flux cleaned = 0.000734191 Jy ! Total flux subtracted in 200 components = 0.000734191 Jy ! Clean residual min=-0.001735 max=0.001684 Jy/beam ! Clean residual mean=-0.000003 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.405906 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.405906 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190788Jy sigma=1.937107 ! Fit after self-cal, rms=0.190790Jy sigma=1.937109 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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 = 9.61488e-05 Jy ! Component: 100 - total flux cleaned = 0.000132184 Jy ! Component: 150 - total flux cleaned = 0.000149618 Jy ! Component: 200 - total flux cleaned = 0.000166048 Jy ! Total flux subtracted in 200 components = 0.000166048 Jy ! Clean residual min=-0.001735 max=0.001680 Jy/beam ! Clean residual mean=-0.000003 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.406073 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.406072 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190787Jy sigma=1.937061 ! Fit after self-cal, rms=0.190787Jy sigma=1.937062 ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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=0.190787Jy sigma=1.937062 ! Fit after self-cal, rms=0.190971Jy sigma=1.937028 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=2.493 mas, bmaj=3.206 mas, bpa=-19.48 degrees ! Estimated noise=0.295737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114767 Jy ! Component: 100 - total flux cleaned = 0.00171423 Jy ! Component: 150 - total flux cleaned = 0.00180182 Jy ! Component: 200 - total flux cleaned = 0.00185066 Jy ! Total flux subtracted in 200 components = 0.00185066 Jy ! Clean residual min=-0.002475 max=0.002456 Jy/beam ! Clean residual mean=-0.000013 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.407923 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 81 components and 0.407923 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190973Jy sigma=1.937095 ! Fit after self-cal, rms=0.190973Jy sigma=1.937088 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.55925e-05 Jy ! Component: 100 - total flux cleaned = 0.000122505 Jy ! Component: 150 - total flux cleaned = 0.000145082 Jy ! Component: 200 - total flux cleaned = 0.000165963 Jy ! Total flux subtracted in 200 components = 0.000165963 Jy ! Clean residual min=-0.002479 max=0.002434 Jy/beam ! Clean residual mean=-0.000014 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.408089 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 83 components and 0.408089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190976Jy sigma=1.937113 ! Fit after self-cal, rms=0.190976Jy sigma=1.937112 ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.6287 mas, bmaj=0.7286 mas, bpa=-85.83 degrees ! Estimated noise=0.188669 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6287 x 0.7286 at -85.83 degrees (North through East) ! Clean map min=-0.0014397 max=0.32714 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 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.4762 mas, bmaj=0.5722 mas, bpa=88.51 degrees ! Estimated noise=0.358218 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.239782 Jy ! Component: 100 - total flux cleaned = 0.300096 Jy ! Component: 150 - total flux cleaned = 0.330109 Jy ! Component: 200 - total flux cleaned = 0.347421 Jy ! Total flux subtracted in 200 components = 0.347421 Jy ! Clean residual min=-0.003493 max=0.008777 Jy/beam ! Clean residual mean=0.000006 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.347421 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.347421 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.6287 mas, bmaj=0.7286 mas, bpa=-85.83 degrees ! Estimated noise=0.188669 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 = 0.0203234 Jy ! Component: 100 - total flux cleaned = 0.0310959 Jy ! Component: 150 - total flux cleaned = 0.0375711 Jy ! Component: 200 - total flux cleaned = 0.0423005 Jy ! Total flux subtracted in 200 components = 0.0423005 Jy ! Clean residual min=-0.002298 max=0.003245 Jy/beam ! Clean residual mean=0.000013 rms=0.000480 Jy/beam ! Combined flux in latest and established models = 0.389721 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 40 components and 0.389721 Jy ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Added new window around map position (1.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00376694 Jy ! Component: 100 - total flux cleaned = 0.00664846 Jy ! Component: 150 - total flux cleaned = 0.00891508 Jy ! Component: 200 - total flux cleaned = 0.0107124 Jy ! Total flux subtracted in 200 components = 0.0107124 Jy ! Clean residual min=-0.001904 max=0.001641 Jy/beam ! Clean residual mean=0.000003 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.400434 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 67 components and 0.400434 Jy ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 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 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=2.493 mas, bmaj=3.206 mas, bpa=-19.48 degrees ! Estimated noise=0.295737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358395 Jy ! Component: 100 - total flux cleaned = 0.0054795 Jy ! Component: 150 - total flux cleaned = 0.00656657 Jy ! Component: 200 - total flux cleaned = 0.00719253 Jy ! Total flux subtracted in 200 components = 0.00719253 Jy ! Clean residual min=-0.002480 max=0.002450 Jy/beam ! Clean residual mean=-0.000012 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.407626 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 = 0.000327597 Jy ! Component: 100 - total flux cleaned = 0.000381318 Jy ! Component: 150 - total flux cleaned = 0.000409693 Jy ! Component: 200 - total flux cleaned = 0.00042771 Jy ! Total flux subtracted in 200 components = 0.00042771 Jy ! Clean residual min=-0.002462 max=0.002439 Jy/beam ! Clean residual mean=-0.000014 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.408054 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 93 components and 0.408054 Jy ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! Estimated beam: bmin=0.6287 mas, bmaj=0.7286 mas, bpa=-85.83 degrees ! Estimated noise=0.188669 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108346 Jy ! Component: 100 - total flux cleaned = -0.00111922 Jy ! Component: 150 - total flux cleaned = -0.00112076 Jy ! Component: 200 - total flux cleaned = -0.00109807 Jy ! Total flux subtracted in 200 components = -0.00109807 Jy ! Clean residual min=-0.001709 max=0.001666 Jy/beam ! Clean residual mean=-0.000003 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.406956 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 95 components and 0.406956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190955Jy sigma=1.936799 ! Fit after self-cal, rms=0.190947Jy sigma=1.936722 wmodel J2017+7440_X_map.mod ! Writing 95 model components to file: J2017+7440_X_map.mod wobs J2017+7440_X_uvs.fits ! Writing UV FITS file: J2017+7440_X_uvs.fits wwins J2017+7440_X_map.win ! wwins: Wrote 5 windows to J2017+7440_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 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000419406 Jy ! Component: 100 - total flux cleaned = -0.000600564 Jy ! Component: 150 - total flux cleaned = -0.000746788 Jy ! Component: 200 - total flux cleaned = -0.000975292 Jy ! Component: 250 - total flux cleaned = -0.00108762 Jy ! Component: 300 - total flux cleaned = -0.0013087 Jy ! Component: 350 - total flux cleaned = -0.00147172 Jy ! Component: 400 - total flux cleaned = -0.00163244 Jy ! Component: 450 - total flux cleaned = -0.00184357 Jy ! Component: 500 - total flux cleaned = -0.00192192 Jy ! Component: 550 - total flux cleaned = -0.00207704 Jy ! Component: 600 - total flux cleaned = -0.00220531 Jy ! Component: 650 - total flux cleaned = -0.0023068 Jy ! Component: 700 - total flux cleaned = -0.00245796 Jy ! Component: 750 - total flux cleaned = -0.00253268 Jy ! Component: 800 - total flux cleaned = -0.00260723 Jy ! Component: 850 - total flux cleaned = -0.00273014 Jy ! Component: 900 - total flux cleaned = -0.00285249 Jy ! Component: 950 - total flux cleaned = -0.0028527 Jy ! Component: 1000 - total flux cleaned = -0.00302185 Jy ! Component: 1050 - total flux cleaned = -0.003022 Jy ! Component: 1100 - total flux cleaned = -0.00309377 Jy ! Component: 1150 - total flux cleaned = -0.00321249 Jy ! Component: 1200 - total flux cleaned = -0.0031887 Jy ! Component: 1250 - total flux cleaned = -0.00335308 Jy ! Component: 1300 - total flux cleaned = -0.00337632 Jy ! Component: 1350 - total flux cleaned = -0.00351587 Jy ! Component: 1400 - total flux cleaned = -0.00349254 Jy ! Component: 1450 - total flux cleaned = -0.00358452 Jy ! Component: 1500 - total flux cleaned = -0.00360744 Jy ! Component: 1550 - total flux cleaned = -0.00369882 Jy ! Component: 1600 - total flux cleaned = -0.00378961 Jy ! Component: 1650 - total flux cleaned = -0.00383467 Jy ! Component: 1700 - total flux cleaned = -0.00378968 Jy ! Component: 1750 - total flux cleaned = -0.00392423 Jy ! Component: 1800 - total flux cleaned = -0.0040359 Jy ! Component: 1850 - total flux cleaned = -0.00403589 Jy ! Component: 1900 - total flux cleaned = -0.00410238 Jy ! Component: 1950 - total flux cleaned = -0.00412441 Jy ! Component: 2000 - total flux cleaned = -0.00423428 Jy ! Component: 2050 - total flux cleaned = -0.0042343 Jy ! Component: 2100 - total flux cleaned = -0.00434341 Jy ! Component: 2150 - total flux cleaned = -0.00445214 Jy ! Component: 2200 - total flux cleaned = -0.00445215 Jy ! Component: 2250 - total flux cleaned = -0.00451703 Jy ! Component: 2300 - total flux cleaned = -0.0046032 Jy ! Component: 2350 - total flux cleaned = -0.00464626 Jy ! Component: 2400 - total flux cleaned = -0.0046035 Jy ! Component: 2450 - total flux cleaned = -0.00477411 Jy ! Component: 2500 - total flux cleaned = -0.00483794 Jy ! Component: 2550 - total flux cleaned = -0.00483788 Jy ! Component: 2600 - total flux cleaned = -0.00494349 Jy ! Component: 2650 - total flux cleaned = -0.00492237 Jy ! Component: 2700 - total flux cleaned = -0.00498524 Jy ! Component: 2750 - total flux cleaned = -0.00511072 Jy ! Component: 2800 - total flux cleaned = -0.0050273 Jy ! Component: 2850 - total flux cleaned = -0.00508968 Jy ! Component: 2900 - total flux cleaned = -0.00506899 Jy ! Component: 2950 - total flux cleaned = -0.00513106 Jy ! Component: 3000 - total flux cleaned = -0.00521361 Jy ! Component: 3050 - total flux cleaned = -0.00523422 Jy ! Component: 3100 - total flux cleaned = -0.00539821 Jy ! Component: 3150 - total flux cleaned = -0.00539826 Jy ! Component: 3200 - total flux cleaned = -0.00541875 Jy ! Component: 3250 - total flux cleaned = -0.00537813 Jy ! Component: 3300 - total flux cleaned = -0.00556071 Jy ! Component: 3350 - total flux cleaned = -0.00558092 Jy ! Component: 3400 - total flux cleaned = -0.00566163 Jy ! Component: 3450 - total flux cleaned = -0.005722 Jy ! Component: 3500 - total flux cleaned = -0.0057019 Jy ! Component: 3550 - total flux cleaned = -0.00590215 Jy ! Component: 3600 - total flux cleaned = -0.00584223 Jy ! Component: 3650 - total flux cleaned = -0.00594192 Jy ! Component: 3700 - total flux cleaned = -0.0059419 Jy ! Component: 3750 - total flux cleaned = -0.00596175 Jy ! Component: 3800 - total flux cleaned = -0.00600125 Jy ! Component: 3850 - total flux cleaned = -0.00609993 Jy ! Component: 3900 - total flux cleaned = -0.00625741 Jy ! Component: 3950 - total flux cleaned = -0.00613959 Jy ! Component: 4000 - total flux cleaned = -0.00623764 Jy ! Component: 4050 - total flux cleaned = -0.00625726 Jy ! Total flux subtracted in 4096 components = -0.00633522 Jy ! Clean residual min=-0.001158 max=0.001064 Jy/beam ! Clean residual mean=-0.000002 rms=0.000322 Jy/beam ! Combined flux in latest and established models = 0.400621 Jy keep ! Adding 404 model components to the UV plane model. ! The established model now contains 499 components and 0.400621 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J2017+7440_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6287 x 0.7286 at -85.83 degrees (North through East) ! Clean map min=-0.0013087 max=0.32683 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J2017+7440_X_map.fits wmodel /scr/pima/rdv76_uvs/J2017+7440_X_map.mod ! Writing 499 model components to file: /scr/pima/rdv76_uvs/J2017+7440_X_map.mod wobs /scr/pima/rdv76_uvs/J2017+7440_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J2017+7440_X_uvs.fits wwins /scr/pima/rdv76_uvs/J2017+7440_X_map.win ! wwins: Wrote 6 windows to /scr/pima/rdv76_uvs/J2017+7440_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.326826 invert ! Inverting map ! Your choice of large map pixels excluded 5.29% of the data. ! The x-axis pixel size should ideally be below 0.1761 milli-arcsec ! The y-axis pixel size should ideally be below 0.1625 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000322246 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.295796 0.295796 0.591593 1.18319 2.36637 4.73274 9.46549 18.931 37.8619 75.7239 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.326 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1014.21 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J2017+7440_X_dfm.log closed on Fri Jun 15 03:57:16 2018