! Started logfile: /scr/pima/rdv91_uvs/J2230+6946_X_dfm.log on Fri Jun 15 11:30:32 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/rdv91_uvs/J2230+6946_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv91_uvs/J2230+6946_X_uva.fits ! AN table 1: 203 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.321018 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2230+6946 ! ! 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 74 lines of history. ! ! Reading 20332 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 J2230+6946_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 1900 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1900 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1900 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1900 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.196325Jy sigma=19.339615 ! Fit after self-cal, rms=0.435833Jy sigma=7.400497 ! 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 0.792% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.6259 mas, bmaj=0.7858 mas, bpa=5.54 degrees ! Estimated noise=0.562125 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 = 0.447627 Jy ! Component: 100 - total flux cleaned = 0.585974 Jy ! Total flux subtracted in 100 components = 0.585974 Jy ! Clean residual min=-0.010396 max=0.056773 Jy/beam ! Clean residual mean=-0.000029 rms=0.002775 Jy/beam ! Combined flux in latest and established models = 0.585974 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.585974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157248Jy sigma=2.443493 ! Fit after self-cal, rms=0.156174Jy sigma=2.430041 ! Inverting map ! Your choice of large map pixels excluded 0.792% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0602388 Jy ! Component: 100 - total flux cleaned = 0.090565 Jy ! Total flux subtracted in 100 components = 0.090565 Jy ! Clean residual min=-0.006076 max=0.015054 Jy/beam ! Clean residual mean=-0.000009 rms=0.001483 Jy/beam ! Combined flux in latest and established models = 0.676539 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.676539 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.125709Jy sigma=1.877837 ! Fit after self-cal, rms=0.125219Jy sigma=1.871487 ! Inverting map ! Your choice of large map pixels excluded 0.792% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187343 Jy ! Component: 100 - total flux cleaned = 0.0295993 Jy ! Total flux subtracted in 100 components = 0.0295993 Jy ! Clean residual min=-0.005314 max=0.006297 Jy/beam ! Clean residual mean=-0.000003 rms=0.001268 Jy/beam ! Combined flux in latest and established models = 0.706138 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.706138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121516Jy sigma=1.800394 ! Fit after self-cal, rms=0.121452Jy sigma=1.799652 ! Inverting map ! Your choice of large map pixels excluded 0.792% of the data. ! The x-axis pixel size should ideally be below 0.1762 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 0.792% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.6956 mas, bmaj=0.9468 mas, bpa=5.408 degrees ! Estimated noise=0.394095 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 (-0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010366 Jy ! Component: 100 - total flux cleaned = 0.0153147 Jy ! Component: 150 - total flux cleaned = 0.0161716 Jy ! Component: 200 - total flux cleaned = 0.0161753 Jy ! Total flux subtracted in 200 components = 0.0161753 Jy ! Clean residual min=-0.003818 max=0.005455 Jy/beam ! Clean residual mean=0.000001 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.722314 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 0.722314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120612Jy sigma=1.782533 ! Fit after self-cal, rms=0.120549Jy sigma=1.781680 ! Inverting map ! Your choice of large map pixels excluded 0.792% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6956 x 0.9468 at 5.408 degrees (North through East) ! Clean map min=-0.003266 max=0.58272 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 FT 1.00* HN 1.00 ! KP 0.99 LA 0.99 MK 1.02 NL 0.99 ! NY 0.95 OV 1.00 PT 1.00 SC 0.99 ! WZ 1.00 ! ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 FT 1.00* HN 0.99 ! KP 0.99 LA 1.00 MK 1.02 NL 0.99 ! NY 0.96 OV 1.01 PT 1.00 SC 1.00 ! WZ 1.03 ! ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 FT 1.00* HN 1.00 ! KP 0.99 LA 1.00 MK 1.02 NL 1.00 ! NY 0.97 OV 1.00 PT 1.00 SC 1.00 ! WZ 1.03 ! ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 FT 1.00* HN 1.01 ! KP 1.00 LA 1.00 MK 1.04 NL 0.99 ! NY 0.97 OV 1.01 PT 1.01 SC 1.00 ! WZ 1.03 ! ! ! Fit before self-cal, rms=0.120549Jy sigma=1.781680 ! Fit after self-cal, rms=0.119168Jy sigma=1.774384 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7036 mas, bmaj=0.9502 mas, bpa=4.237 degrees ! Estimated noise=0.395293 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 (-5.2, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327723 Jy ! Component: 100 - total flux cleaned = 0.00366669 Jy ! Component: 150 - total flux cleaned = 0.00387182 Jy ! Component: 200 - total flux cleaned = 0.00396422 Jy ! Total flux subtracted in 200 components = 0.00396422 Jy ! Clean residual min=-0.003679 max=0.003654 Jy/beam ! Clean residual mean=0.000000 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.726278 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 40 components and 0.726278 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118919Jy sigma=1.770037 ! Fit after self-cal, rms=0.118879Jy sigma=1.769698 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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=0.118879Jy sigma=1.769698 ! Fit after self-cal, rms=0.118421Jy sigma=1.751550 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7038 mas, bmaj=0.9501 mas, bpa=4.134 degrees ! Estimated noise=0.396035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102617 Jy ! Component: 100 - total flux cleaned = 0.000272944 Jy ! Component: 150 - total flux cleaned = -0.000182157 Jy ! Component: 200 - total flux cleaned = -0.000409134 Jy ! Total flux subtracted in 200 components = -0.000409134 Jy ! Clean residual min=-0.003225 max=0.003377 Jy/beam ! Clean residual mean=0.000001 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.725869 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.725869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118326Jy sigma=1.749982 ! Fit after self-cal, rms=0.118317Jy sigma=1.749768 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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 (-45.8, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00307332 Jy ! Component: 100 - total flux cleaned = 0.00349344 Jy ! Component: 150 - total flux cleaned = 0.00371448 Jy ! Component: 200 - total flux cleaned = 0.00371263 Jy ! Total flux subtracted in 200 components = 0.00371263 Jy ! Clean residual min=-0.003192 max=0.003281 Jy/beam ! Clean residual mean=0.000001 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.729581 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.729581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118222Jy sigma=1.748119 ! Fit after self-cal, rms=0.118213Jy sigma=1.747992 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Added new window around map position (17.6, -17). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276578 Jy ! Component: 100 - total flux cleaned = 0.00310678 Jy ! Component: 150 - total flux cleaned = 0.00321964 Jy ! Component: 200 - total flux cleaned = 0.0033236 Jy ! Total flux subtracted in 200 components = 0.0033236 Jy ! Clean residual min=-0.003022 max=0.003102 Jy/beam ! Clean residual mean=0.000001 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.732905 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 77 components and 0.732905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118117Jy sigma=1.746510 ! Fit after self-cal, rms=0.118115Jy sigma=1.746448 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Added new window around map position (-29.8, 50.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169921 Jy ! Component: 100 - total flux cleaned = 0.0018068 Jy ! Component: 150 - total flux cleaned = 0.00185553 Jy ! Component: 200 - total flux cleaned = 0.00199452 Jy ! Total flux subtracted in 200 components = 0.00199452 Jy ! Clean residual min=-0.003030 max=0.002711 Jy/beam ! Clean residual mean=0.000001 rms=0.000662 Jy/beam ! Combined flux in latest and established models = 0.734899 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 85 components and 0.734899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118039Jy sigma=1.745193 ! Fit after self-cal, rms=0.118034Jy sigma=1.745124 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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=0.118034Jy sigma=1.745124 ! Fit after self-cal, rms=0.117798Jy sigma=1.743594 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7037 mas, bmaj=0.95 mas, bpa=4.157 degrees ! Estimated noise=0.395926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137502 Jy ! Component: 100 - total flux cleaned = 0.0015199 Jy ! Component: 150 - total flux cleaned = 0.00142927 Jy ! Component: 200 - total flux cleaned = 0.00142795 Jy ! Total flux subtracted in 200 components = 0.00142795 Jy ! Clean residual min=-0.003121 max=0.002735 Jy/beam ! Clean residual mean=0.000002 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.736327 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 90 components and 0.736327 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117761Jy sigma=1.742999 ! Fit after self-cal, rms=0.117757Jy sigma=1.742970 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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 = 5.92798e-05 Jy ! Component: 100 - total flux cleaned = 0.000100526 Jy ! Component: 150 - total flux cleaned = 6.18074e-05 Jy ! Component: 200 - total flux cleaned = 6.19243e-05 Jy ! Total flux subtracted in 200 components = 6.19243e-05 Jy ! Clean residual min=-0.003130 max=0.002729 Jy/beam ! Clean residual mean=0.000002 rms=0.000647 Jy/beam ! Combined flux in latest and established models = 0.736389 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 93 components and 0.736389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117732Jy sigma=1.742559 ! Fit after self-cal, rms=0.117731Jy sigma=1.742541 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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=0.117731Jy sigma=1.742541 ! Fit after self-cal, rms=0.117696Jy sigma=1.742507 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=2.273 mas, bmaj=2.81 mas, bpa=72.06 degrees ! Estimated noise=0.581833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138417 Jy ! Component: 100 - total flux cleaned = 0.00210623 Jy ! Component: 150 - total flux cleaned = 0.00240313 Jy ! Component: 200 - total flux cleaned = 0.00263181 Jy ! Total flux subtracted in 200 components = 0.00263181 Jy ! Clean residual min=-0.002880 max=0.002771 Jy/beam ! Clean residual mean=0.000007 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.739021 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 111 components and 0.739021 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117707Jy sigma=1.742719 ! Fit after self-cal, rms=0.117705Jy sigma=1.742698 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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 = 0.000508614 Jy ! Component: 100 - total flux cleaned = 0.000632518 Jy ! Component: 150 - total flux cleaned = 0.000699999 Jy ! Component: 200 - total flux cleaned = 0.000742556 Jy ! Total flux subtracted in 200 components = 0.000742556 Jy ! Clean residual min=-0.002845 max=0.002733 Jy/beam ! Clean residual mean=0.000008 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.739764 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 114 components and 0.739764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117715Jy sigma=1.742906 ! Fit after self-cal, rms=0.117715Jy sigma=1.742902 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7038 mas, bmaj=0.9498 mas, bpa=4.165 degrees ! Estimated noise=0.396001 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7038 x 0.9498 at 4.165 degrees (North through East) ! Clean map min=-0.0025367 max=0.58379 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.117715Jy sigma=1.742902 ! Fit after self-cal, rms=0.112856Jy sigma=1.641234 ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7033 mas, bmaj=0.9499 mas, bpa=4.156 degrees ! Estimated noise=0.395934 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000460746 Jy ! Component: 100 - total flux cleaned = -0.000767846 Jy ! Component: 150 - total flux cleaned = -0.000922167 Jy ! Component: 200 - total flux cleaned = -0.000958106 Jy ! Total flux subtracted in 200 components = -0.000958106 Jy ! Clean residual min=-0.003107 max=0.002687 Jy/beam ! Clean residual mean=0.000002 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.738806 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 118 components and 0.738806 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112824Jy sigma=1.640697 ! Fit after self-cal, rms=0.112822Jy sigma=1.640671 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.42449e-05 Jy ! Component: 100 - total flux cleaned = 9.44253e-06 Jy ! Component: 150 - total flux cleaned = -5.69429e-05 Jy ! Component: 200 - total flux cleaned = -8.86679e-05 Jy ! Total flux subtracted in 200 components = -8.86679e-05 Jy ! Clean residual min=-0.003086 max=0.002667 Jy/beam ! Clean residual mean=0.000002 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.738717 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 130 components and 0.738717 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112802Jy sigma=1.640371 ! Fit after self-cal, rms=0.112802Jy sigma=1.640360 ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.112802Jy sigma=1.640360 ! Fit after self-cal, rms=0.112823Jy sigma=1.640329 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 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.6338 mas, bmaj=0.7873 mas, bpa=3.716 degrees ! Estimated noise=0.564516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.451781 Jy ! Component: 100 - total flux cleaned = 0.594658 Jy ! Component: 150 - total flux cleaned = 0.653834 Jy ! Component: 200 - total flux cleaned = 0.683307 Jy ! Total flux subtracted in 200 components = 0.683307 Jy ! Clean residual min=-0.005601 max=0.014606 Jy/beam ! Clean residual mean=-0.000009 rms=0.001263 Jy/beam ! Combined flux in latest and established models = 0.683307 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.683307 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7035 mas, bmaj=0.9499 mas, bpa=4.168 degrees ! Estimated noise=0.396096 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 = 0.0209474 Jy ! Component: 100 - total flux cleaned = 0.0310215 Jy ! Component: 150 - total flux cleaned = 0.0366207 Jy ! Component: 200 - total flux cleaned = 0.04088 Jy ! Total flux subtracted in 200 components = 0.04088 Jy ! Clean residual min=-0.003366 max=0.003275 Jy/beam ! Clean residual mean=-0.000001 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.724187 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 25 components and 0.724187 Jy ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 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 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=2.273 mas, bmaj=2.809 mas, bpa=72.04 degrees ! Estimated noise=0.582289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442117 Jy ! Component: 100 - total flux cleaned = 0.00721188 Jy ! Component: 150 - total flux cleaned = 0.00929839 Jy ! Component: 200 - total flux cleaned = 0.0109863 Jy ! Total flux subtracted in 200 components = 0.0109863 Jy ! Clean residual min=-0.003122 max=0.002946 Jy/beam ! Clean residual mean=0.000007 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.735173 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 = 0.00141194 Jy ! Component: 100 - total flux cleaned = 0.00209844 Jy ! Component: 150 - total flux cleaned = 0.00258278 Jy ! Component: 200 - total flux cleaned = 0.00302409 Jy ! Total flux subtracted in 200 components = 0.00302409 Jy ! Clean residual min=-0.003093 max=0.002901 Jy/beam ! Clean residual mean=0.000008 rms=0.000800 Jy/beam ! Combined flux in latest and established models = 0.738198 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 58 components and 0.738198 Jy ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! Estimated beam: bmin=0.7035 mas, bmaj=0.9499 mas, bpa=4.168 degrees ! Estimated noise=0.396096 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172897 Jy ! Component: 100 - total flux cleaned = 0.00209534 Jy ! Component: 150 - total flux cleaned = 0.0021794 Jy ! Component: 200 - total flux cleaned = 0.00218092 Jy ! Total flux subtracted in 200 components = 0.00218092 Jy ! Clean residual min=-0.003207 max=0.003016 Jy/beam ! Clean residual mean=0.000002 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.740378 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.740378 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113071Jy sigma=1.644580 ! Fit after self-cal, rms=0.113037Jy sigma=1.643963 wmodel J2230+6946_X_map.mod ! Writing 70 model components to file: J2230+6946_X_map.mod wobs J2230+6946_X_uvs.fits ! Writing UV FITS file: J2230+6946_X_uvs.fits wwins J2230+6946_X_map.win ! wwins: Wrote 6 windows to J2230+6946_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 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00046659 Jy ! Component: 100 - total flux cleaned = -0.000671482 Jy ! Component: 150 - total flux cleaned = -0.000869892 Jy ! Component: 200 - total flux cleaned = -0.000822177 Jy ! Component: 250 - total flux cleaned = -0.000963678 Jy ! Component: 300 - total flux cleaned = -0.00105686 Jy ! Component: 350 - total flux cleaned = -0.00128521 Jy ! Component: 400 - total flux cleaned = -0.00137533 Jy ! Component: 450 - total flux cleaned = -0.00146472 Jy ! Component: 500 - total flux cleaned = -0.00155314 Jy ! Component: 550 - total flux cleaned = -0.00172697 Jy ! Component: 600 - total flux cleaned = -0.00202713 Jy ! Component: 650 - total flux cleaned = -0.00202671 Jy ! Component: 700 - total flux cleaned = -0.0021954 Jy ! Component: 750 - total flux cleaned = -0.00236207 Jy ! Component: 800 - total flux cleaned = -0.00244455 Jy ! Component: 850 - total flux cleaned = -0.002608 Jy ! Component: 900 - total flux cleaned = -0.00256738 Jy ! Component: 950 - total flux cleaned = -0.00276822 Jy ! Component: 1000 - total flux cleaned = -0.00272795 Jy ! Component: 1050 - total flux cleaned = -0.00272793 Jy ! Component: 1100 - total flux cleaned = -0.00268871 Jy ! Component: 1150 - total flux cleaned = -0.00272806 Jy ! Component: 1200 - total flux cleaned = -0.00272804 Jy ! Component: 1250 - total flux cleaned = -0.00265077 Jy ! Component: 1300 - total flux cleaned = -0.0025747 Jy ! Component: 1350 - total flux cleaned = -0.00268859 Jy ! Component: 1400 - total flux cleaned = -0.00265066 Jy ! Component: 1450 - total flux cleaned = -0.00242523 Jy ! Component: 1500 - total flux cleaned = -0.00253709 Jy ! Component: 1550 - total flux cleaned = -0.0023887 Jy ! Component: 1600 - total flux cleaned = -0.00242586 Jy ! Component: 1650 - total flux cleaned = -0.00235268 Jy ! Component: 1700 - total flux cleaned = -0.00235294 Jy ! Component: 1750 - total flux cleaned = -0.0022442 Jy ! Component: 1800 - total flux cleaned = -0.00202758 Jy ! Component: 1850 - total flux cleaned = -0.00199185 Jy ! Component: 1900 - total flux cleaned = -0.0017779 Jy ! Component: 1950 - total flux cleaned = -0.00177778 Jy ! Component: 2000 - total flux cleaned = -0.00174211 Jy ! Component: 2050 - total flux cleaned = -0.00153117 Jy ! Component: 2100 - total flux cleaned = -0.00132131 Jy ! Component: 2150 - total flux cleaned = -0.0011474 Jy ! Component: 2200 - total flux cleaned = -0.001182 Jy ! Component: 2250 - total flux cleaned = -0.00104414 Jy ! Component: 2300 - total flux cleaned = -0.000872545 Jy ! Component: 2350 - total flux cleaned = -0.00070207 Jy ! Component: 2400 - total flux cleaned = -0.000668265 Jy ! Component: 2450 - total flux cleaned = -0.000566969 Jy ! Component: 2500 - total flux cleaned = -0.000331138 Jy ! Component: 2550 - total flux cleaned = -0.000297344 Jy ! Component: 2600 - total flux cleaned = -0.000230465 Jy ! Component: 2650 - total flux cleaned = -0.00016388 Jy ! Component: 2700 - total flux cleaned = 0.000101172 Jy ! Component: 2750 - total flux cleaned = 0.00023332 Jy ! Component: 2800 - total flux cleaned = 0.00023329 Jy ! Component: 2850 - total flux cleaned = 0.000298831 Jy ! Component: 2900 - total flux cleaned = 0.000526976 Jy ! Component: 2950 - total flux cleaned = 0.000624402 Jy ! Component: 3000 - total flux cleaned = 0.000591859 Jy ! Component: 3050 - total flux cleaned = 0.000688632 Jy ! Component: 3100 - total flux cleaned = 0.000784913 Jy ! Component: 3150 - total flux cleaned = 0.000912663 Jy ! Component: 3200 - total flux cleaned = 0.00107208 Jy ! Component: 3250 - total flux cleaned = 0.00113561 Jy ! Component: 3300 - total flux cleaned = 0.00126205 Jy ! Component: 3350 - total flux cleaned = 0.00138818 Jy ! Component: 3400 - total flux cleaned = 0.00138797 Jy ! Component: 3450 - total flux cleaned = 0.00163832 Jy ! Component: 3500 - total flux cleaned = 0.00157607 Jy ! Component: 3550 - total flux cleaned = 0.0017625 Jy ! Component: 3600 - total flux cleaned = 0.00197943 Jy ! Component: 3650 - total flux cleaned = 0.00194856 Jy ! Component: 3700 - total flux cleaned = 0.00194876 Jy ! Component: 3750 - total flux cleaned = 0.00213281 Jy ! Component: 3800 - total flux cleaned = 0.00225498 Jy ! Component: 3850 - total flux cleaned = 0.00222446 Jy ! Component: 3900 - total flux cleaned = 0.0023459 Jy ! Component: 3950 - total flux cleaned = 0.00246696 Jy ! Component: 4000 - total flux cleaned = 0.00252733 Jy ! Component: 4050 - total flux cleaned = 0.00258744 Jy ! Total flux subtracted in 4096 components = 0.00264744 Jy ! Clean residual min=-0.001624 max=0.001553 Jy/beam ! Clean residual mean=0.000002 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.743026 Jy keep ! Adding 371 model components to the UV plane model. ! The established model now contains 441 components and 0.743026 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv91_uvs/J2230+6946_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7035 x 0.9499 at 4.168 degrees (North through East) ! Clean map min=-0.0023997 max=0.58382 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv91_uvs/J2230+6946_X_map.fits wmodel /scr/pima/rdv91_uvs/J2230+6946_X_map.mod ! Writing 441 model components to file: /scr/pima/rdv91_uvs/J2230+6946_X_map.mod wobs /scr/pima/rdv91_uvs/J2230+6946_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv91_uvs/J2230+6946_X_uvs.fits wwins /scr/pima/rdv91_uvs/J2230+6946_X_map.win ! wwins: Wrote 7 windows to /scr/pima/rdv91_uvs/J2230+6946_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.583823 invert ! Inverting map ! Your choice of large map pixels excluded 0.613% of the data. ! The x-axis pixel size should ideally be below 0.1762 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000498669 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.256243 0.256243 0.512487 1.02497 2.04995 4.0999 8.19979 16.3996 32.7992 65.5983 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.583 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1170.76 quit ! Quitting program ! Log file /scr/pima/rdv91_uvs/J2230+6946_X_dfm.log closed on Fri Jun 15 11:30:37 2018