! Started logfile: /scr/pima/rdv91_uvs/J1104+3812_X_dfm.log on Fri Jun 15 11:26:16 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/J1104+3812_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv91_uvs/J1104+3812_X_uva.fits ! AN table 1: 297 integrations on 66 of 66 possible baselines. ! Apparent sampling: 0.399959 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1104+3812 ! ! 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 31360 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 J1104+3812_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 1968 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1968 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1968 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1968 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038946Jy sigma=18.372310 ! Fit after self-cal, rms=0.726007Jy sigma=12.891383 ! 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 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5863 mas, bmaj=0.8984 mas, bpa=-13.31 degrees ! Estimated noise=0.444695 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 = 0.213785 Jy ! Component: 100 - total flux cleaned = 0.261382 Jy ! Total flux subtracted in 100 components = 0.261382 Jy ! Clean residual min=-0.005111 max=0.016808 Jy/beam ! Clean residual mean=-0.000020 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 0.261382 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.261382 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.124359Jy sigma=2.010464 ! Fit after self-cal, rms=0.124338Jy sigma=2.010292 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181753 Jy ! Component: 100 - total flux cleaned = 0.0275693 Jy ! Total flux subtracted in 100 components = 0.0275693 Jy ! Clean residual min=-0.004514 max=0.007414 Jy/beam ! Clean residual mean=-0.000008 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 0.288951 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.288951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120353Jy sigma=1.928896 ! Fit after self-cal, rms=0.120276Jy sigma=1.927966 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-1, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00778477 Jy ! Component: 100 - total flux cleaned = 0.013022 Jy ! Total flux subtracted in 100 components = 0.013022 Jy ! Clean residual min=-0.004516 max=0.004843 Jy/beam ! Clean residual mean=-0.000003 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.301973 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.301973 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119360Jy sigma=1.908363 ! Fit after self-cal, rms=0.119309Jy sigma=1.907476 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7286 mas, bmaj=1.091 mas, bpa=-10.05 degrees ! Estimated noise=0.240792 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, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00851242 Jy ! Component: 100 - total flux cleaned = 0.0138636 Jy ! Component: 150 - total flux cleaned = 0.0174877 Jy ! Component: 200 - total flux cleaned = 0.0199681 Jy ! Total flux subtracted in 200 components = 0.0199681 Jy ! Clean residual min=-0.002750 max=0.004498 Jy/beam ! Clean residual mean=-0.000010 rms=0.000638 Jy/beam ! Combined flux in latest and established models = 0.321941 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 39 components and 0.321941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118672Jy sigma=1.893681 ! Fit after self-cal, rms=0.118620Jy sigma=1.892679 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-1.8, 3.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00466014 Jy ! Component: 100 - total flux cleaned = 0.00743969 Jy ! Component: 150 - total flux cleaned = 0.00936285 Jy ! Component: 200 - total flux cleaned = 0.0107201 Jy ! Total flux subtracted in 200 components = 0.0107201 Jy ! Clean residual min=-0.002762 max=0.003005 Jy/beam ! Clean residual mean=0.000004 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.332661 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.332661 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118435Jy sigma=1.888561 ! Fit after self-cal, rms=0.118419Jy sigma=1.888254 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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: 0.7286 x 1.091 at -10.05 degrees (North through East) ! Clean map min=-0.0021958 max=0.27896 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.02 KP 1.00 ! LA 1.01 MK 1.00 NL 0.99 NY 0.94 ! OV 1.00 PT 1.00 SC 1.03 WZ 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.00 KP 0.99 ! LA 1.00 MK 1.04 NL 0.99 NY 0.95 ! OV 1.00 PT 1.00 SC 1.02 WZ 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.00 KP 1.00 ! LA 1.01 MK 1.03 NL 0.99 NY 0.93 ! OV 0.99 PT 0.99 SC 1.00 WZ 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 0.99 ! LA 1.00 MK 1.01 NL 0.99 NY 0.96 ! OV 0.99 PT 0.99 SC 1.00 WZ 1.05 ! ! ! Fit before self-cal, rms=0.118419Jy sigma=1.888254 ! Fit after self-cal, rms=0.116528Jy sigma=1.883010 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7312 mas, bmaj=1.091 mas, bpa=-10.45 degrees ! Estimated noise=0.240443 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 = 0.000104007 Jy ! Component: 100 - total flux cleaned = 0.000431066 Jy ! Component: 150 - total flux cleaned = 0.000705858 Jy ! Component: 200 - total flux cleaned = 0.0008958 Jy ! Total flux subtracted in 200 components = 0.0008958 Jy ! Clean residual min=-0.002171 max=0.002317 Jy/beam ! Clean residual mean=0.000004 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.333557 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 0.333557 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116465Jy sigma=1.881882 ! Fit after self-cal, rms=0.116436Jy sigma=1.881778 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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=0.116436Jy sigma=1.881778 ! Fit after self-cal, rms=0.116325Jy sigma=1.878045 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7306 mas, bmaj=1.092 mas, bpa=-10.38 degrees ! Estimated noise=0.24037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000446961 Jy ! Component: 100 - total flux cleaned = 0.000530367 Jy ! Component: 150 - total flux cleaned = 0.000643138 Jy ! Component: 200 - total flux cleaned = 0.000747673 Jy ! Total flux subtracted in 200 components = 0.000747673 Jy ! Clean residual min=-0.002174 max=0.002151 Jy/beam ! Clean residual mean=0.000004 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.334305 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.334305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116299Jy sigma=1.877587 ! Fit after self-cal, rms=0.116304Jy sigma=1.877547 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 = 0.000142963 Jy ! Component: 100 - total flux cleaned = 0.000207424 Jy ! Component: 150 - total flux cleaned = 0.000296302 Jy ! Component: 200 - total flux cleaned = 0.000323154 Jy ! Total flux subtracted in 200 components = 0.000323154 Jy ! Clean residual min=-0.002160 max=0.002144 Jy/beam ! Clean residual mean=0.000005 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.334628 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 82 components and 0.334628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116289Jy sigma=1.877289 ! Fit after self-cal, rms=0.116289Jy sigma=1.877276 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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=0.116289Jy sigma=1.877276 ! Fit after self-cal, rms=0.116217Jy sigma=1.876855 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7308 mas, bmaj=1.092 mas, bpa=-10.47 degrees ! Estimated noise=0.240355 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103822 Jy ! Component: 100 - total flux cleaned = 0.000163037 Jy ! Component: 150 - total flux cleaned = 0.000190841 Jy ! Component: 200 - total flux cleaned = 0.000268247 Jy ! Total flux subtracted in 200 components = 0.000268247 Jy ! Clean residual min=-0.002112 max=0.002149 Jy/beam ! Clean residual mean=0.000003 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.334896 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 82 components and 0.334896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116204Jy sigma=1.876629 ! Fit after self-cal, rms=0.116203Jy sigma=1.876618 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 (-3.8, 34.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00177374 Jy ! Component: 100 - total flux cleaned = 0.00240365 Jy ! Component: 150 - total flux cleaned = 0.00259113 Jy ! Component: 200 - total flux cleaned = 0.00266446 Jy ! Total flux subtracted in 200 components = 0.00266446 Jy ! Clean residual min=-0.002084 max=0.002031 Jy/beam ! Clean residual mean=0.000006 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.337561 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.337561 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116173Jy sigma=1.876110 ! Fit after self-cal, rms=0.116172Jy sigma=1.876081 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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=0.116172Jy sigma=1.876081 ! Fit after self-cal, rms=0.116091Jy sigma=1.876022 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=2.448 mas, bmaj=2.751 mas, bpa=33.79 degrees ! Estimated noise=0.333321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146081 Jy ! Component: 100 - total flux cleaned = 0.00179204 Jy ! Component: 150 - total flux cleaned = 0.00210043 Jy ! Component: 200 - total flux cleaned = 0.00229639 Jy ! Total flux subtracted in 200 components = 0.00229639 Jy ! Clean residual min=-0.002389 max=0.002204 Jy/beam ! Clean residual mean=0.000020 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.339857 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 104 components and 0.339857 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116093Jy sigma=1.876027 ! Fit after self-cal, rms=0.116089Jy sigma=1.875992 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 = 0.000307963 Jy ! Component: 100 - total flux cleaned = 0.000378176 Jy ! Component: 150 - total flux cleaned = 0.000427118 Jy ! Component: 200 - total flux cleaned = 0.000487964 Jy ! Total flux subtracted in 200 components = 0.000487964 Jy ! Clean residual min=-0.002391 max=0.002142 Jy/beam ! Clean residual mean=0.000021 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.340345 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 109 components and 0.340345 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116091Jy sigma=1.876023 ! Fit after self-cal, rms=0.116091Jy sigma=1.876023 ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7307 mas, bmaj=1.092 mas, bpa=-10.55 degrees ! Estimated noise=0.240313 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7307 x 1.092 at -10.55 degrees (North through East) ! Clean map min=-0.0017781 max=0.27846 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.5885 mas, bmaj=0.8987 mas, bpa=-13.76 degrees ! Estimated noise=0.444491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.213475 Jy ! Component: 100 - total flux cleaned = 0.26166 Jy ! Component: 150 - total flux cleaned = 0.280591 Jy ! Component: 200 - total flux cleaned = 0.291176 Jy ! Total flux subtracted in 200 components = 0.291176 Jy ! Clean residual min=-0.004542 max=0.005592 Jy/beam ! Clean residual mean=-0.000009 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.291176 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.291176 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7307 mas, bmaj=1.092 mas, bpa=-10.55 degrees ! Estimated noise=0.240313 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 = 0.0129011 Jy ! Component: 100 - total flux cleaned = 0.020843 Jy ! Component: 150 - total flux cleaned = 0.0264419 Jy ! Component: 200 - total flux cleaned = 0.0306761 Jy ! Total flux subtracted in 200 components = 0.0306761 Jy ! Clean residual min=-0.002310 max=0.002941 Jy/beam ! Clean residual mean=-0.000015 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.321853 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 55 components and 0.321853 Jy ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-3.4, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00342147 Jy ! Component: 100 - total flux cleaned = 0.0061631 Jy ! Component: 150 - total flux cleaned = 0.00842409 Jy ! Component: 200 - total flux cleaned = 0.0102979 Jy ! Total flux subtracted in 200 components = 0.0102979 Jy ! Clean residual min=-0.002028 max=0.002054 Jy/beam ! Clean residual mean=-0.000002 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.332151 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 78 components and 0.33215 Jy ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Added new window around map position (-7.4, 17.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196719 Jy ! Component: 100 - total flux cleaned = 0.00344196 Jy ! Component: 150 - total flux cleaned = 0.00471881 Jy ! Component: 200 - total flux cleaned = 0.00557573 Jy ! Total flux subtracted in 200 components = 0.00557573 Jy ! Clean residual min=-0.001993 max=0.001923 Jy/beam ! Clean residual mean=0.000003 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.337726 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 88 components and 0.337726 Jy ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=2.448 mas, bmaj=2.751 mas, bpa=33.79 degrees ! Estimated noise=0.333321 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185297 Jy ! Component: 100 - total flux cleaned = 0.00300837 Jy ! Component: 150 - total flux cleaned = 0.00387253 Jy ! Component: 200 - total flux cleaned = 0.00418318 Jy ! Total flux subtracted in 200 components = 0.00418318 Jy ! Clean residual min=-0.002470 max=0.002033 Jy/beam ! Clean residual mean=0.000021 rms=0.000569 Jy/beam ! Combined flux in latest and established models = 0.341909 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 = 0.000221717 Jy ! Component: 100 - total flux cleaned = 0.000331926 Jy ! Component: 150 - total flux cleaned = 0.000453674 Jy ! Component: 200 - total flux cleaned = 0.00052933 Jy ! Total flux subtracted in 200 components = 0.00052933 Jy ! Clean residual min=-0.002445 max=0.001980 Jy/beam ! Clean residual mean=0.000022 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.342439 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 115 components and 0.342439 Jy ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! Estimated beam: bmin=0.7307 mas, bmaj=1.092 mas, bpa=-10.55 degrees ! Estimated noise=0.240313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190084 Jy ! Component: 100 - total flux cleaned = -0.000128515 Jy ! Component: 150 - total flux cleaned = -9.91771e-05 Jy ! Component: 200 - total flux cleaned = -0.000126399 Jy ! Total flux subtracted in 200 components = -0.000126399 Jy ! Clean residual min=-0.001985 max=0.001828 Jy/beam ! Clean residual mean=0.000008 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.342312 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 129 components and 0.342312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.116036Jy sigma=1.875271 ! Fit after self-cal, rms=0.116036Jy sigma=1.875184 wmodel J1104+3812_X_map.mod ! Writing 129 model components to file: J1104+3812_X_map.mod wobs J1104+3812_X_uvs.fits ! Writing UV FITS file: J1104+3812_X_uvs.fits wwins J1104+3812_X_map.win ! wwins: Wrote 7 windows to J1104+3812_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 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000587569 Jy ! Component: 100 - total flux cleaned = -0.000785259 Jy ! Component: 150 - total flux cleaned = -0.000880828 Jy ! Component: 200 - total flux cleaned = -0.00109631 Jy ! Component: 250 - total flux cleaned = -0.00121595 Jy ! Component: 300 - total flux cleaned = -0.00130359 Jy ! Component: 350 - total flux cleaned = -0.00136059 Jy ! Component: 400 - total flux cleaned = -0.00138849 Jy ! Component: 450 - total flux cleaned = -0.00147152 Jy ! Component: 500 - total flux cleaned = -0.0014988 Jy ! Component: 550 - total flux cleaned = -0.0016599 Jy ! Component: 600 - total flux cleaned = -0.00171279 Jy ! Component: 650 - total flux cleaned = -0.00181793 Jy ! Component: 700 - total flux cleaned = -0.00181784 Jy ! Component: 750 - total flux cleaned = -0.00192138 Jy ! Component: 800 - total flux cleaned = -0.00199762 Jy ! Component: 850 - total flux cleaned = -0.00197254 Jy ! Component: 900 - total flux cleaned = -0.00204803 Jy ! Component: 950 - total flux cleaned = -0.00217222 Jy ! Component: 1000 - total flux cleaned = -0.00212287 Jy ! Component: 1050 - total flux cleaned = -0.00219658 Jy ! Component: 1100 - total flux cleaned = -0.00214823 Jy ! Component: 1150 - total flux cleaned = -0.00224475 Jy ! Component: 1200 - total flux cleaned = -0.00234017 Jy ! Component: 1250 - total flux cleaned = -0.00229291 Jy ! Component: 1300 - total flux cleaned = -0.00238698 Jy ! Component: 1350 - total flux cleaned = -0.00236366 Jy ! Component: 1400 - total flux cleaned = -0.00241015 Jy ! Component: 1450 - total flux cleaned = -0.00250228 Jy ! Component: 1500 - total flux cleaned = -0.00254793 Jy ! Component: 1550 - total flux cleaned = -0.00263878 Jy ! Component: 1600 - total flux cleaned = -0.00263884 Jy ! Component: 1650 - total flux cleaned = -0.00277333 Jy ! Component: 1700 - total flux cleaned = -0.00281787 Jy ! Component: 1750 - total flux cleaned = -0.00295055 Jy ! Component: 1800 - total flux cleaned = -0.00301652 Jy ! Component: 1850 - total flux cleaned = -0.00303823 Jy ! Component: 1900 - total flux cleaned = -0.00312507 Jy ! Component: 1950 - total flux cleaned = -0.00314663 Jy ! Component: 2000 - total flux cleaned = -0.00312529 Jy ! Component: 2050 - total flux cleaned = -0.00316815 Jy ! Component: 2100 - total flux cleaned = -0.00327433 Jy ! Component: 2150 - total flux cleaned = -0.00327435 Jy ! Component: 2200 - total flux cleaned = -0.00337914 Jy ! Component: 2250 - total flux cleaned = -0.0033374 Jy ! Component: 2300 - total flux cleaned = -0.00344125 Jy ! Component: 2350 - total flux cleaned = -0.00346212 Jy ! Component: 2400 - total flux cleaned = -0.00360608 Jy ! Component: 2450 - total flux cleaned = -0.00368776 Jy ! Component: 2500 - total flux cleaned = -0.0036266 Jy ! Component: 2550 - total flux cleaned = -0.00370763 Jy ! Component: 2600 - total flux cleaned = -0.00374806 Jy ! Component: 2650 - total flux cleaned = -0.00384839 Jy ! Component: 2700 - total flux cleaned = -0.00386831 Jy ! Component: 2750 - total flux cleaned = -0.00394753 Jy ! Component: 2800 - total flux cleaned = -0.00402657 Jy ! Component: 2850 - total flux cleaned = -0.00404633 Jy ! Component: 2900 - total flux cleaned = -0.00406603 Jy ! Component: 2950 - total flux cleaned = -0.00396838 Jy ! Component: 3000 - total flux cleaned = -0.00410439 Jy ! Component: 3050 - total flux cleaned = -0.00414321 Jy ! Component: 3100 - total flux cleaned = -0.00410487 Jy ! Component: 3150 - total flux cleaned = -0.00408575 Jy ! Component: 3200 - total flux cleaned = -0.00420053 Jy ! Component: 3250 - total flux cleaned = -0.0042196 Jy ! Component: 3300 - total flux cleaned = -0.00429535 Jy ! Component: 3350 - total flux cleaned = -0.00431426 Jy ! Component: 3400 - total flux cleaned = -0.0043143 Jy ! Component: 3450 - total flux cleaned = -0.00437017 Jy ! Component: 3500 - total flux cleaned = -0.00440739 Jy ! Component: 3550 - total flux cleaned = -0.00438894 Jy ! Component: 3600 - total flux cleaned = -0.00437047 Jy ! Component: 3650 - total flux cleaned = -0.00438884 Jy ! Component: 3700 - total flux cleaned = -0.0043154 Jy ! Component: 3750 - total flux cleaned = -0.00438855 Jy ! Component: 3800 - total flux cleaned = -0.00435211 Jy ! Component: 3850 - total flux cleaned = -0.00444283 Jy ! Component: 3900 - total flux cleaned = -0.00442479 Jy ! Component: 3950 - total flux cleaned = -0.00444276 Jy ! Component: 4000 - total flux cleaned = -0.00440681 Jy ! Component: 4050 - total flux cleaned = -0.00447846 Jy ! Total flux subtracted in 4096 components = -0.00446074 Jy ! Clean residual min=-0.001276 max=0.000990 Jy/beam ! Clean residual mean=0.000004 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.337851 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 471 components and 0.337851 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv91_uvs/J1104+3812_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-axis pixel size should ideally be below 0.1738 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7307 x 1.092 at -10.55 degrees (North through East) ! Clean map min=-0.0014256 max=0.27833 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv91_uvs/J1104+3812_X_map.fits wmodel /scr/pima/rdv91_uvs/J1104+3812_X_map.mod ! Writing 471 model components to file: /scr/pima/rdv91_uvs/J1104+3812_X_map.mod wobs /scr/pima/rdv91_uvs/J1104+3812_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv91_uvs/J1104+3812_X_uvs.fits wwins /scr/pima/rdv91_uvs/J1104+3812_X_map.win ! wwins: Wrote 8 windows to /scr/pima/rdv91_uvs/J1104+3812_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.278331 invert ! Inverting map ! Your choice of large map pixels excluded 0.525% of the data. ! The x-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 0.000293239 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.316068 0.316068 0.632136 1.26427 2.52854 5.05709 10.1142 20.2283 40.4567 80.9134 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.278 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 949.163 quit ! Quitting program ! Log file /scr/pima/rdv91_uvs/J1104+3812_X_dfm.log closed on Fri Jun 15 11:26:22 2018