! Started logfile: /scr/pima/rv123_uvs/J1738+3224_X_dfm.log on Sun Dec 23 00:44:06 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.36575 obs /scr/pima/rv123_uvs/J1738+3224_X_uva.fits ! Reading UV FITS file: /scr/pima/rv123_uvs/J1738+3224_X_uva.fits ! AN table 1: 51 integrations on 55 of 55 possible baselines. ! AN table 2: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.558178 visibilities/baseline/integration-bin. ! Found source: J1738+3224 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.36575e+09 8e+06 1 8e+06 ! 02 2 8.44575e+09 8e+06 1 8e+06 ! 03 3 8.80575e+09 8e+06 1 8e+06 ! 04 4 8.92575e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 89 lines of history. ! ! Reading 10784 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 J1738+3224_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 243 telescope corrections were flagged in sub-array 1. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 243 telescope corrections were flagged in sub-array 1. ! A total of 91 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 243 telescope corrections were flagged in sub-array 1. ! A total of 117 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 243 telescope corrections were flagged in sub-array 1. ! A total of 117 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.013047Jy sigma=18.101266 ! Fit after self-cal, rms=0.881060Jy sigma=15.619571 ! 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 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.6034 mas, bmaj=1.034 mas, bpa=-19.43 degrees ! Estimated noise=0.709986 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 = 0.0891311 Jy ! Component: 100 - total flux cleaned = 0.117667 Jy ! Total flux subtracted in 100 components = 0.117667 Jy ! Clean residual min=-0.005785 max=0.012927 Jy/beam ! Clean residual mean=-0.000006 rms=0.001355 Jy/beam ! Combined flux in latest and established models = 0.117667 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.117667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075442Jy sigma=1.160808 ! Fit after self-cal, rms=0.075125Jy sigma=1.157877 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Added new window around map position (-0.2, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152271 Jy ! Component: 100 - total flux cleaned = 0.0247903 Jy ! Total flux subtracted in 100 components = 0.0247903 Jy ! Clean residual min=-0.004870 max=0.008157 Jy/beam ! Clean residual mean=-0.000003 rms=0.001100 Jy/beam ! Combined flux in latest and established models = 0.142458 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.142458 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.071019Jy sigma=1.059893 ! Fit after self-cal, rms=0.070862Jy sigma=1.057407 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Added new window around map position (0.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00811946 Jy ! Component: 100 - total flux cleaned = 0.0111853 Jy ! Total flux subtracted in 100 components = 0.0111853 Jy ! Clean residual min=-0.004587 max=0.004997 Jy/beam ! Clean residual mean=-0.000002 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.153643 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.153643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069682Jy sigma=1.032382 ! Fit after self-cal, rms=0.069637Jy sigma=1.031842 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1683 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 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8582 mas, bmaj=1.247 mas, bpa=-19.54 degrees ! Estimated noise=0.423605 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 = 0.00594136 Jy ! Component: 100 - total flux cleaned = 0.00805139 Jy ! Component: 150 - total flux cleaned = 0.00881284 Jy ! Component: 200 - total flux cleaned = 0.00943305 Jy ! Total flux subtracted in 200 components = 0.00943305 Jy ! Clean residual min=-0.003994 max=0.004448 Jy/beam ! Clean residual mean=-0.000012 rms=0.000948 Jy/beam ! Combined flux in latest and established models = 0.163076 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.163076 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.069083Jy sigma=1.021779 ! Fit after self-cal, rms=0.069040Jy sigma=1.021215 ! Inverting map ! Your choice of large map pixels excluded 1.09% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8582 x 1.247 at -19.54 degrees (North through East) ! Clean map min=-0.0035995 max=0.11757 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.84 HN 0.99 KP 1.08 ! LA 1.00 MC 0.76 MK 0.87 NL 1.08 ! OV 0.96 SC 0.95 WN 1.51 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.87 HN 1.62 KP 1.08 ! LA 1.03 MK 0.95 NL 1.01 NY 0.80 ! OV 0.98 PT 0.86 ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.83 HN 0.99 KP 1.07 ! LA 0.98 MC 0.83 MK 0.87 NL 1.04 ! OV 1.00 SC 0.92 WN 1.39 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.87 HN 1.52 KP 1.16 ! LA 1.08 MK 0.92 NL 0.98 NY 1.02 ! OV 0.93 PT 0.87 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.86 HN 0.97 KP 1.08 ! LA 1.00 MC 1.18 MK 0.90 NL 1.10 ! OV 0.98 SC 0.89 WN 1.37 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.87 HN 1.39 KP 1.13 ! LA 1.05 MK 1.01 NL 1.00 NY 1.00* ! OV 0.99 PT 0.89 ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.90 HN 1.03 KP 1.09 ! LA 1.02 MC 1.19 MK 0.92 NL 1.05 ! OV 0.98 SC 0.90 WN 1.24 ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.87 HN 1.41 KP 1.15 ! LA 1.05 MK 0.95 NL 1.05 NY 1.00* ! OV 1.00 PT 0.88 ! ! ! Fit before self-cal, rms=0.069040Jy sigma=1.021215 ! Fit after self-cal, rms=0.073816Jy sigma=0.974146 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8704 mas, bmaj=1.24 mas, bpa=-17.21 degrees ! Estimated noise=0.425899 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 = -0.00211653 Jy ! Component: 100 - total flux cleaned = -0.0021791 Jy ! Component: 150 - total flux cleaned = -0.00226742 Jy ! Component: 200 - total flux cleaned = -0.00238381 Jy ! Total flux subtracted in 200 components = -0.00238381 Jy ! Clean residual min=-0.002128 max=0.001906 Jy/beam ! Clean residual mean=-0.000004 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.160692 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.160692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073684Jy sigma=0.971999 ! Fit after self-cal, rms=0.073732Jy sigma=0.971343 ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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=0.073732Jy sigma=0.971343 ! Fit after self-cal, rms=0.075595Jy sigma=0.968359 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8724 mas, bmaj=1.239 mas, bpa=-16.91 degrees ! Estimated noise=0.42535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000917384 Jy ! Component: 100 - total flux cleaned = -0.000988867 Jy ! Component: 150 - total flux cleaned = -0.00108211 Jy ! Component: 200 - total flux cleaned = -0.0011366 Jy ! Total flux subtracted in 200 components = -0.0011366 Jy ! Clean residual min=-0.001958 max=0.001869 Jy/beam ! Clean residual mean=-0.000001 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.159556 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.159556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075543Jy sigma=0.967674 ! Fit after self-cal, rms=0.075549Jy sigma=0.967592 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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 = -6.74173e-05 Jy ! Component: 100 - total flux cleaned = -6.86451e-05 Jy ! Component: 150 - total flux cleaned = -8.92339e-05 Jy ! Component: 200 - total flux cleaned = -0.000108535 Jy ! Total flux subtracted in 200 components = -0.000108535 Jy ! Clean residual min=-0.001919 max=0.001800 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.159447 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 45 components and 0.159447 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.075528Jy sigma=0.967379 ! Fit after self-cal, rms=0.075525Jy sigma=0.967345 ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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=0.075525Jy sigma=0.967345 ! Fit after self-cal, rms=0.076719Jy sigma=0.965047 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8747 mas, bmaj=1.236 mas, bpa=-17.05 degrees ! Estimated noise=0.424864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000506493 Jy ! Component: 100 - total flux cleaned = -0.000555278 Jy ! Component: 150 - total flux cleaned = -0.000576949 Jy ! Component: 200 - total flux cleaned = -0.000596031 Jy ! Total flux subtracted in 200 components = -0.000596031 Jy ! Clean residual min=-0.001931 max=0.001847 Jy/beam ! Clean residual mean=-0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.158851 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 49 components and 0.158851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076699Jy sigma=0.964733 ! Fit after self-cal, rms=0.076705Jy sigma=0.964691 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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 = -2.94791e-05 Jy ! Component: 100 - total flux cleaned = -4.7218e-05 Jy ! Component: 150 - total flux cleaned = -6.17216e-05 Jy ! Component: 200 - total flux cleaned = -7.58708e-05 Jy ! Total flux subtracted in 200 components = -7.58708e-05 Jy ! Clean residual min=-0.001914 max=0.001818 Jy/beam ! Clean residual mean=-0.000001 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.158775 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 49 components and 0.158775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076696Jy sigma=0.964524 ! Fit after self-cal, rms=0.076694Jy sigma=0.964504 ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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=0.076694Jy sigma=0.964504 ! Fit after self-cal, rms=0.076830Jy sigma=0.964416 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=2.577 mas, bmaj=2.891 mas, bpa=62.33 degrees ! Estimated noise=0.534778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000497144 Jy ! Component: 100 - total flux cleaned = -0.000497254 Jy ! Component: 150 - total flux cleaned = -0.000508266 Jy ! Component: 200 - total flux cleaned = -0.000498749 Jy ! Total flux subtracted in 200 components = -0.000498749 Jy ! Clean residual min=-0.001842 max=0.001880 Jy/beam ! Clean residual mean=-0.000002 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.158276 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 53 components and 0.158276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076831Jy sigma=0.964372 ! Fit after self-cal, rms=0.076827Jy sigma=0.964336 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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 = -5.15907e-06 Jy ! Component: 100 - total flux cleaned = -2.67115e-05 Jy ! Component: 150 - total flux cleaned = -3.56607e-05 Jy ! Component: 200 - total flux cleaned = -2.85122e-05 Jy ! Total flux subtracted in 200 components = -2.85122e-05 Jy ! Clean residual min=-0.001834 max=0.001842 Jy/beam ! Clean residual mean=-0.000002 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.158248 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 55 components and 0.158248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076832Jy sigma=0.964390 ! Fit after self-cal, rms=0.076831Jy sigma=0.964374 ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8761 mas, bmaj=1.233 mas, bpa=-16.97 degrees ! Estimated noise=0.424489 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8761 x 1.233 at -16.97 degrees (North through East) ! Clean map min=-0.0026135 max=0.11794 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 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.6186 mas, bmaj=1.013 mas, bpa=-17.56 degrees ! Estimated noise=0.725366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0903695 Jy ! Component: 100 - total flux cleaned = 0.119467 Jy ! Component: 150 - total flux cleaned = 0.135015 Jy ! Component: 200 - total flux cleaned = 0.14435 Jy ! Total flux subtracted in 200 components = 0.14435 Jy ! Clean residual min=-0.003569 max=0.004851 Jy/beam ! Clean residual mean=-0.000001 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.14435 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.14435 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8761 mas, bmaj=1.233 mas, bpa=-16.97 degrees ! Estimated noise=0.424489 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) ! Added new window around map position (-0.4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0072492 Jy ! Component: 100 - total flux cleaned = 0.0112377 Jy ! Component: 150 - total flux cleaned = 0.0131006 Jy ! Component: 200 - total flux cleaned = 0.0137744 Jy ! Total flux subtracted in 200 components = 0.0137744 Jy ! Clean residual min=-0.001886 max=0.001806 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.158124 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 34 components and 0.158124 Jy ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 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 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=2.577 mas, bmaj=2.891 mas, bpa=62.33 degrees ! Estimated noise=0.534778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594381 Jy ! Component: 100 - total flux cleaned = 0.000837303 Jy ! Component: 150 - total flux cleaned = 0.00101027 Jy ! Component: 200 - total flux cleaned = 0.0010557 Jy ! Total flux subtracted in 200 components = 0.0010557 Jy ! Clean residual min=-0.001849 max=0.001827 Jy/beam ! Clean residual mean=-0.000001 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.15918 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 = 1.28724e-07 Jy ! Component: 100 - total flux cleaned = 1.67836e-05 Jy ! Component: 150 - total flux cleaned = 1.67569e-05 Jy ! Component: 200 - total flux cleaned = 1.64092e-05 Jy ! Total flux subtracted in 200 components = 1.64092e-05 Jy ! Clean residual min=-0.001845 max=0.001800 Jy/beam ! Clean residual mean=-0.000001 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.159196 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.159196 Jy ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! Estimated beam: bmin=0.8761 mas, bmaj=1.233 mas, bpa=-16.97 degrees ! Estimated noise=0.424489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.95578e-05 Jy ! Component: 100 - total flux cleaned = -2.04184e-05 Jy ! Component: 150 - total flux cleaned = -5.18479e-05 Jy ! Component: 200 - total flux cleaned = -8.1776e-05 Jy ! Total flux subtracted in 200 components = -8.1776e-05 Jy ! Clean residual min=-0.001843 max=0.001743 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.159115 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.159115 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.076815Jy sigma=0.963444 ! Fit after self-cal, rms=0.076796Jy sigma=0.963138 wmodel J1738+3224_X_map.mod ! Writing 55 model components to file: J1738+3224_X_map.mod wobs J1738+3224_X_uvs.fits ! Writing UV FITS file: J1738+3224_X_uvs.fits wwins J1738+3224_X_map.win ! wwins: Wrote 4 windows to J1738+3224_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 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123766 Jy ! Component: 100 - total flux cleaned = 0.000280908 Jy ! Component: 150 - total flux cleaned = 0.00049212 Jy ! Component: 200 - total flux cleaned = 0.000698217 Jy ! Component: 250 - total flux cleaned = 0.00081295 Jy ! Component: 300 - total flux cleaned = 0.000812314 Jy ! Component: 350 - total flux cleaned = 0.000839616 Jy ! Component: 400 - total flux cleaned = 0.000812492 Jy ! Component: 450 - total flux cleaned = 0.000866037 Jy ! Component: 500 - total flux cleaned = 0.000839201 Jy ! Component: 550 - total flux cleaned = 0.000839163 Jy ! Component: 600 - total flux cleaned = 0.0007877 Jy ! Component: 650 - total flux cleaned = 0.000838934 Jy ! Component: 700 - total flux cleaned = 0.000889329 Jy ! Component: 750 - total flux cleaned = 0.000939393 Jy ! Component: 800 - total flux cleaned = 0.000963999 Jy ! Component: 850 - total flux cleaned = 0.000915096 Jy ! Component: 900 - total flux cleaned = 0.000915411 Jy ! Component: 950 - total flux cleaned = 0.000988042 Jy ! Component: 1000 - total flux cleaned = 0.00103587 Jy ! Component: 1050 - total flux cleaned = 0.000964581 Jy ! Component: 1100 - total flux cleaned = 0.000988267 Jy ! Component: 1150 - total flux cleaned = 0.00101148 Jy ! Component: 1200 - total flux cleaned = 0.000988308 Jy ! Component: 1250 - total flux cleaned = 0.000919325 Jy ! Component: 1300 - total flux cleaned = 0.000987925 Jy ! Component: 1350 - total flux cleaned = 0.000874199 Jy ! Component: 1400 - total flux cleaned = 0.000851634 Jy ! Component: 1450 - total flux cleaned = 0.000784223 Jy ! Component: 1500 - total flux cleaned = 0.000828866 Jy ! Component: 1550 - total flux cleaned = 0.00074007 Jy ! Component: 1600 - total flux cleaned = 0.000673959 Jy ! Component: 1650 - total flux cleaned = 0.000564698 Jy ! Component: 1700 - total flux cleaned = 0.000564867 Jy ! Component: 1750 - total flux cleaned = 0.000500026 Jy ! Component: 1800 - total flux cleaned = 0.000413964 Jy ! Component: 1850 - total flux cleaned = 0.000392409 Jy ! Component: 1900 - total flux cleaned = 0.000307302 Jy ! Component: 1950 - total flux cleaned = 0.000222682 Jy ! Component: 2000 - total flux cleaned = 0.000138627 Jy ! Component: 2050 - total flux cleaned = 5.49563e-05 Jy ! Component: 2100 - total flux cleaned = -6.97506e-05 Jy ! Component: 2150 - total flux cleaned = -0.000111092 Jy ! Component: 2200 - total flux cleaned = -0.000172623 Jy ! Component: 2250 - total flux cleaned = -0.000193202 Jy ! Component: 2300 - total flux cleaned = -0.000132209 Jy ! Component: 2350 - total flux cleaned = -0.000253728 Jy ! Component: 2400 - total flux cleaned = -0.000354433 Jy ! Component: 2450 - total flux cleaned = -0.00041466 Jy ! Component: 2500 - total flux cleaned = -0.000494584 Jy ! Component: 2550 - total flux cleaned = -0.000574198 Jy ! Component: 2600 - total flux cleaned = -0.000593757 Jy ! Component: 2650 - total flux cleaned = -0.000711753 Jy ! Component: 2700 - total flux cleaned = -0.000809914 Jy ! Component: 2750 - total flux cleaned = -0.000790564 Jy ! Component: 2800 - total flux cleaned = -0.000926615 Jy ! Component: 2850 - total flux cleaned = -0.000965158 Jy ! Component: 2900 - total flux cleaned = -0.00108063 Jy ! Component: 2950 - total flux cleaned = -0.0011573 Jy ! Component: 3000 - total flux cleaned = -0.00119555 Jy ! Component: 3050 - total flux cleaned = -0.00123355 Jy ! Component: 3100 - total flux cleaned = -0.0013282 Jy ! Component: 3150 - total flux cleaned = -0.00146013 Jy ! Component: 3200 - total flux cleaned = -0.00144143 Jy ! Component: 3250 - total flux cleaned = -0.00157205 Jy ! Component: 3300 - total flux cleaned = -0.00166505 Jy ! Component: 3350 - total flux cleaned = -0.00164633 Jy ! Component: 3400 - total flux cleaned = -0.0017386 Jy ! Component: 3450 - total flux cleaned = -0.00170171 Jy ! Component: 3500 - total flux cleaned = -0.00181168 Jy ! Component: 3550 - total flux cleaned = -0.00188476 Jy ! Component: 3600 - total flux cleaned = -0.00193932 Jy ! Component: 3650 - total flux cleaned = -0.00193927 Jy ! Component: 3700 - total flux cleaned = -0.0020836 Jy ! Component: 3750 - total flux cleaned = -0.00206549 Jy ! Component: 3800 - total flux cleaned = -0.00219099 Jy ! Component: 3850 - total flux cleaned = -0.00222667 Jy ! Component: 3900 - total flux cleaned = -0.00233333 Jy ! Component: 3950 - total flux cleaned = -0.00231562 Jy ! Component: 4000 - total flux cleaned = -0.0024039 Jy ! Component: 4050 - total flux cleaned = -0.00249178 Jy ! Total flux subtracted in 4096 components = -0.00250929 Jy ! Clean residual min=-0.001064 max=0.001070 Jy/beam ! Clean residual mean=-0.000002 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.156605 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 375 components and 0.156605 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv123_uvs/J1738+3224_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8761 x 1.233 at -16.97 degrees (North through East) ! Clean map min=-0.0018909 max=0.11816 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv123_uvs/J1738+3224_X_map.fits wmodel /scr/pima/rv123_uvs/J1738+3224_X_map.mod ! Writing 375 model components to file: /scr/pima/rv123_uvs/J1738+3224_X_map.mod wobs /scr/pima/rv123_uvs/J1738+3224_X_uvs.fits ! Writing UV FITS file: /scr/pima/rv123_uvs/J1738+3224_X_uvs.fits wwins /scr/pima/rv123_uvs/J1738+3224_X_map.win ! wwins: Wrote 5 windows to /scr/pima/rv123_uvs/J1738+3224_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.118157 invert ! Inverting map ! Your choice of large map pixels excluded 1.03% of the data. ! The x-axis pixel size should ideally be below 0.1683 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000291268 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.739529 0.739529 1.47906 2.95812 5.91623 11.8325 23.6649 47.3299 94.6598 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.118 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 405.663 quit ! Quitting program ! Log file /scr/pima/rv123_uvs/J1738+3224_X_dfm.log closed on Sun Dec 23 00:44:10 2018