! Started logfile: /scr/pima/rdv76_uvs/J1747+4658_X_dfm.log on Fri Jun 15 03:56:12 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.40599 obs /scr/pima/rdv76_uvs/J1747+4658_X_uva.fits ! Reading UV FITS file: /scr/pima/rdv76_uvs/J1747+4658_X_uva.fits ! AN table 1: 82 integrations on 55 of 55 possible baselines. ! AN table 2: 163 integrations on 55 of 55 possible baselines. ! AN table 3: 86 integrations on 66 of 66 possible baselines. ! Apparent sampling: 0.416897 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1747+4658 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40599e+09 8e+06 1 8e+06 ! 02 2 8.47599e+09 8e+06 1 8e+06 ! 03 3 8.79099e+09 8e+06 1 8e+06 ! 04 4 8.89599e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 79 lines of history. ! ! Reading 31936 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 J1747+4658_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 379 telescope corrections were flagged in sub-array 1. ! A total of 1212 telescope corrections were flagged in sub-array 2. ! A total of 444 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 379 telescope corrections were flagged in sub-array 1. ! A total of 1212 telescope corrections were flagged in sub-array 2. ! A total of 444 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 379 telescope corrections were flagged in sub-array 1. ! A total of 1212 telescope corrections were flagged in sub-array 2. ! A total of 444 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 379 telescope corrections were flagged in sub-array 1. ! A total of 1212 telescope corrections were flagged in sub-array 2. ! A total of 444 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.039273Jy sigma=12.531507 ! Fit after self-cal, rms=0.773633Jy sigma=9.291162 ! 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 2.74% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.5065 mas, bmaj=0.7192 mas, bpa=-14.56 degrees ! Estimated noise=0.639423 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 = 0.190275 Jy ! Component: 100 - total flux cleaned = 0.232951 Jy ! Total flux subtracted in 100 components = 0.232951 Jy ! Clean residual min=-0.007910 max=0.015478 Jy/beam ! Clean residual mean=0.000040 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 0.232951 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.232951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190077Jy sigma=2.032873 ! Fit after self-cal, rms=0.190003Jy sigma=2.032500 ! Inverting map ! Your choice of large map pixels excluded 2.74% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176605 Jy ! Component: 100 - total flux cleaned = 0.0280323 Jy ! Total flux subtracted in 100 components = 0.0280323 Jy ! Clean residual min=-0.007643 max=0.008513 Jy/beam ! Clean residual mean=0.000018 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 0.260984 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.260984 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188206Jy sigma=2.002036 ! Fit after self-cal, rms=0.188131Jy sigma=2.001460 ! Inverting map ! Your choice of large map pixels excluded 2.74% of the data. ! The x-axis pixel size should ideally be below 0.1826 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 2.74% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6251 mas, bmaj=0.8799 mas, bpa=-10.93 degrees ! Estimated noise=0.358021 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 = 0.00737485 Jy ! Component: 100 - total flux cleaned = 0.0110295 Jy ! Component: 150 - total flux cleaned = 0.0129744 Jy ! Component: 200 - total flux cleaned = 0.0135171 Jy ! Total flux subtracted in 200 components = 0.0135171 Jy ! Clean residual min=-0.005467 max=0.007978 Jy/beam ! Clean residual mean=0.000019 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 0.274501 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.274501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.187947Jy sigma=1.996949 ! Fit after self-cal, rms=0.187941Jy sigma=1.996875 ! Inverting map ! Your choice of large map pixels excluded 2.74% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6251 x 0.8799 at -10.93 degrees (North through East) ! Clean map min=-0.0048766 max=0.25072 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.13 KP 1.07 ! LA 1.08 NL 0.94 NY 0.99 PT 1.06 ! SC 0.95 WZ 0.98 ZC 1.01 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.97 KP 0.94 LA 0.93 ! NL 0.95 NY 0.98 OV 0.96 PT 0.94 ! SC 1.00 WZ 1.07 ZC 1.05 ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 0.97 KK 0.99 KP 0.95 ! LA 1.74 MK 1.00 NL 0.97 NY 0.98 ! OV 0.96 PT 0.94 SC 0.96 WZ 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.14 KP 1.17 ! LA 1.06 NL 1.02 NY 1.02 PT 1.04 ! SC 0.98 WZ 0.93 ZC 0.97 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 KP 0.98 LA 0.93 ! NL 0.93 NY 0.97 OV 0.98 PT 0.97 ! SC 0.97 WZ 1.05 ZC 1.09 ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.96 KK 0.93 KP 0.95 ! LA 1.92 MK 1.01 NL 0.97 NY 1.01 ! OV 0.94 PT 0.94 SC 0.96 WZ 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 1.14 KP 1.16 ! LA 1.02 NL 1.00 NY 1.04 PT 1.04 ! SC 0.98 WZ 0.99 ZC 0.95 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 KP 0.96 LA 0.93 ! NL 0.99 NY 0.96 OV 0.96 PT 0.96 ! SC 0.94 WZ 1.02 ZC 1.10 ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.97 KK 0.92 KP 0.92 ! LA 1.89 MK 0.95 NL 0.96 NY 1.03 ! OV 0.96 PT 0.96 SC 1.00 WZ 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.14 KP 1.16 ! LA 1.03 NL 0.99 NY 0.99 PT 1.02 ! SC 0.96 WZ 0.98 ZC 1.01 ! ! A total of 117 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.97 KP 0.94 LA 0.93 ! NL 0.97 NY 0.99 OV 0.96 PT 0.97 ! SC 0.97 WZ 1.04 ZC 0.99 ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 0.93 KK 1.04 KP 0.97 ! LA 1.92 MK 0.93 NL 0.96 NY 0.96 ! OV 0.96 PT 0.92 SC 0.98 WZ 0.99 ! ! ! Fit before self-cal, rms=0.187941Jy sigma=1.996875 ! Fit after self-cal, rms=0.196002Jy sigma=1.953784 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6233 mas, bmaj=0.8825 mas, bpa=-9.574 degrees ! Estimated noise=0.362581 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 = 0.00155503 Jy ! Component: 100 - total flux cleaned = 0.00187499 Jy ! Component: 150 - total flux cleaned = 0.00203895 Jy ! Component: 200 - total flux cleaned = 0.00217032 Jy ! Total flux subtracted in 200 components = 0.00217032 Jy ! Clean residual min=-0.003165 max=0.002909 Jy/beam ! Clean residual mean=0.000015 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.276671 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.276671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.195985Jy sigma=1.953623 ! Fit after self-cal, rms=0.196348Jy sigma=1.952653 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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=0.196348Jy sigma=1.952653 ! Fit after self-cal, rms=0.197074Jy sigma=1.952572 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6223 mas, bmaj=0.8806 mas, bpa=-9.646 degrees ! Estimated noise=0.36299 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118456 Jy ! Component: 100 - total flux cleaned = 0.0014326 Jy ! Component: 150 - total flux cleaned = 0.00155458 Jy ! Component: 200 - total flux cleaned = 0.00161143 Jy ! Total flux subtracted in 200 components = 0.00161143 Jy ! Clean residual min=-0.003141 max=0.002905 Jy/beam ! Clean residual mean=0.000016 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.278282 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.278282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197063Jy sigma=1.952486 ! Fit after self-cal, rms=0.197076Jy sigma=1.952470 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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 = 0.000149703 Jy ! Component: 100 - total flux cleaned = 0.000149179 Jy ! Component: 150 - total flux cleaned = 0.000149311 Jy ! Component: 200 - total flux cleaned = 0.000149551 Jy ! Total flux subtracted in 200 components = 0.000149551 Jy ! Clean residual min=-0.003137 max=0.002899 Jy/beam ! Clean residual mean=0.000015 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.278432 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.278432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197073Jy sigma=1.952458 ! Fit after self-cal, rms=0.197073Jy sigma=1.952450 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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=0.197073Jy sigma=1.952450 ! Fit after self-cal, rms=0.197129Jy sigma=1.952397 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6213 mas, bmaj=0.879 mas, bpa=-9.716 degrees ! Estimated noise=0.363119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000792514 Jy ! Component: 100 - total flux cleaned = 0.00099067 Jy ! Component: 150 - total flux cleaned = 0.00107063 Jy ! Component: 200 - total flux cleaned = 0.00112399 Jy ! Total flux subtracted in 200 components = 0.00112399 Jy ! Clean residual min=-0.003140 max=0.002906 Jy/beam ! Clean residual mean=0.000016 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.279556 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 21 components and 0.279556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197124Jy sigma=1.952365 ! Fit after self-cal, rms=0.197127Jy sigma=1.952356 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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 = 6.61556e-05 Jy ! Component: 100 - total flux cleaned = 7.61915e-05 Jy ! Component: 150 - total flux cleaned = 7.63831e-05 Jy ! Component: 200 - total flux cleaned = 7.60081e-05 Jy ! Total flux subtracted in 200 components = 7.60081e-05 Jy ! Clean residual min=-0.003142 max=0.002904 Jy/beam ! Clean residual mean=0.000015 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.279632 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.279632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197125Jy sigma=1.952355 ! Fit after self-cal, rms=0.197125Jy sigma=1.952349 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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=0.197125Jy sigma=1.952349 ! Fit after self-cal, rms=0.197158Jy sigma=1.952327 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=2.556 mas, bmaj=2.676 mas, bpa=-37.33 degrees ! Estimated noise=0.567077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000658247 Jy ! Component: 100 - total flux cleaned = 0.000740027 Jy ! Component: 150 - total flux cleaned = 0.000758012 Jy ! Component: 200 - total flux cleaned = 0.000766659 Jy ! Total flux subtracted in 200 components = 0.000766659 Jy ! Clean residual min=-0.003316 max=0.003515 Jy/beam ! Clean residual mean=0.000051 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.280399 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 22 components and 0.280399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197159Jy sigma=1.952316 ! Fit after self-cal, rms=0.197158Jy sigma=1.952319 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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 = -5.10759e-08 Jy ! Component: 100 - total flux cleaned = 8.41555e-06 Jy ! Component: 150 - total flux cleaned = 2.33732e-05 Jy ! Component: 200 - total flux cleaned = 3.69586e-05 Jy ! Total flux subtracted in 200 components = 3.69586e-05 Jy ! Clean residual min=-0.003308 max=0.003499 Jy/beam ! Clean residual mean=0.000051 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.280436 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 22 components and 0.280436 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197160Jy sigma=1.952329 ! Fit after self-cal, rms=0.197158Jy sigma=1.952328 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=0.8778 mas, bpa=-9.766 degrees ! Estimated noise=0.363201 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6207 x 0.8778 at -9.766 degrees (North through East) ! Clean map min=-0.0026471 max=0.25029 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 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.5062 mas, bmaj=0.7189 mas, bpa=-13.52 degrees ! Estimated noise=0.647109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.187745 Jy ! Component: 100 - total flux cleaned = 0.230937 Jy ! Component: 150 - total flux cleaned = 0.249937 Jy ! Component: 200 - total flux cleaned = 0.260697 Jy ! Total flux subtracted in 200 components = 0.260697 Jy ! Clean residual min=-0.006989 max=0.006344 Jy/beam ! Clean residual mean=0.000018 rms=0.001470 Jy/beam ! Combined flux in latest and established models = 0.260697 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.260697 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=0.8778 mas, bpa=-9.766 degrees ! Estimated noise=0.363201 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 = 0.00932415 Jy ! Component: 100 - total flux cleaned = 0.0139945 Jy ! Component: 150 - total flux cleaned = 0.0165267 Jy ! Component: 200 - total flux cleaned = 0.0179503 Jy ! Total flux subtracted in 200 components = 0.0179503 Jy ! Clean residual min=-0.003214 max=0.002892 Jy/beam ! Clean residual mean=0.000021 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.278648 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 23 components and 0.278648 Jy ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 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 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=2.556 mas, bmaj=2.676 mas, bpa=-37.33 degrees ! Estimated noise=0.567077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133071 Jy ! Component: 100 - total flux cleaned = 0.00171139 Jy ! Component: 150 - total flux cleaned = 0.00171988 Jy ! Component: 200 - total flux cleaned = 0.00173574 Jy ! Total flux subtracted in 200 components = 0.00173574 Jy ! Clean residual min=-0.003307 max=0.003495 Jy/beam ! Clean residual mean=0.000052 rms=0.000960 Jy/beam ! Combined flux in latest and established models = 0.280383 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 = 7.20006e-06 Jy ! Component: 100 - total flux cleaned = 2.06089e-05 Jy ! Component: 150 - total flux cleaned = 2.67929e-05 Jy ! Component: 200 - total flux cleaned = 3.87064e-05 Jy ! Total flux subtracted in 200 components = 3.87064e-05 Jy ! Clean residual min=-0.003305 max=0.003485 Jy/beam ! Clean residual mean=0.000051 rms=0.000959 Jy/beam ! Combined flux in latest and established models = 0.280422 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.280422 Jy ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! Estimated beam: bmin=0.6207 mas, bmaj=0.8778 mas, bpa=-9.766 degrees ! Estimated noise=0.363201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.47863e-05 Jy ! Component: 100 - total flux cleaned = -0.000145161 Jy ! Component: 150 - total flux cleaned = -0.000130451 Jy ! Component: 200 - total flux cleaned = -0.000130476 Jy ! Total flux subtracted in 200 components = -0.000130476 Jy ! Clean residual min=-0.003163 max=0.002939 Jy/beam ! Clean residual mean=0.000016 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.280292 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.280291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.197150Jy sigma=1.952278 ! Fit after self-cal, rms=0.197152Jy sigma=1.952265 wmodel J1747+4658_X_map.mod ! Writing 29 model components to file: J1747+4658_X_map.mod wobs J1747+4658_X_uvs.fits ! Writing UV FITS file: J1747+4658_X_uvs.fits wwins J1747+4658_X_map.win ! wwins: Wrote 1 windows to J1747+4658_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 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000697853 Jy ! Component: 100 - total flux cleaned = -0.000542301 Jy ! Component: 150 - total flux cleaned = -0.000492341 Jy ! Component: 200 - total flux cleaned = -0.000591872 Jy ! Component: 250 - total flux cleaned = -0.000736109 Jy ! Component: 300 - total flux cleaned = -0.000923818 Jy ! Component: 350 - total flux cleaned = -0.00096922 Jy ! Component: 400 - total flux cleaned = -0.00105974 Jy ! Component: 450 - total flux cleaned = -0.00105976 Jy ! Component: 500 - total flux cleaned = -0.00114859 Jy ! Component: 550 - total flux cleaned = -0.00127991 Jy ! Component: 600 - total flux cleaned = -0.00136617 Jy ! Component: 650 - total flux cleaned = -0.0013244 Jy ! Component: 700 - total flux cleaned = -0.00145137 Jy ! Component: 750 - total flux cleaned = -0.00149322 Jy ! Component: 800 - total flux cleaned = -0.00153453 Jy ! Component: 850 - total flux cleaned = -0.00157568 Jy ! Component: 900 - total flux cleaned = -0.00157563 Jy ! Component: 950 - total flux cleaned = -0.00165534 Jy ! Component: 1000 - total flux cleaned = -0.00145735 Jy ! Component: 1050 - total flux cleaned = -0.00165388 Jy ! Component: 1100 - total flux cleaned = -0.00138081 Jy ! Component: 1150 - total flux cleaned = -0.00138133 Jy ! Component: 1200 - total flux cleaned = -0.00142013 Jy ! Component: 1250 - total flux cleaned = -0.00126788 Jy ! Component: 1300 - total flux cleaned = -0.00138117 Jy ! Component: 1350 - total flux cleaned = -0.00123069 Jy ! Component: 1400 - total flux cleaned = -0.00123075 Jy ! Component: 1450 - total flux cleaned = -0.00115621 Jy ! Component: 1500 - total flux cleaned = -0.00104528 Jy ! Component: 1550 - total flux cleaned = -0.0010453 Jy ! Component: 1600 - total flux cleaned = -0.000936009 Jy ! Component: 1650 - total flux cleaned = -0.00082759 Jy ! Component: 1700 - total flux cleaned = -0.000719694 Jy ! Component: 1750 - total flux cleaned = -0.000648435 Jy ! Component: 1800 - total flux cleaned = -0.000648845 Jy ! Component: 1850 - total flux cleaned = -0.000648558 Jy ! Component: 1900 - total flux cleaned = -0.00043749 Jy ! Component: 1950 - total flux cleaned = -0.00054278 Jy ! Component: 2000 - total flux cleaned = -0.000438154 Jy ! Component: 2050 - total flux cleaned = -0.000472689 Jy ! Component: 2100 - total flux cleaned = -0.000541594 Jy ! Component: 2150 - total flux cleaned = -0.000472818 Jy ! Component: 2200 - total flux cleaned = -0.000336435 Jy ! Component: 2250 - total flux cleaned = -0.000404297 Jy ! Component: 2300 - total flux cleaned = -0.0005396 Jy ! Component: 2350 - total flux cleaned = -0.000370883 Jy ! Component: 2400 - total flux cleaned = -0.000404635 Jy ! Component: 2450 - total flux cleaned = -0.00037143 Jy ! Component: 2500 - total flux cleaned = -0.000371298 Jy ! Component: 2550 - total flux cleaned = -0.000404652 Jy ! Component: 2600 - total flux cleaned = -0.000371962 Jy ! Component: 2650 - total flux cleaned = -0.000306241 Jy ! Component: 2700 - total flux cleaned = -0.000273591 Jy ! Component: 2750 - total flux cleaned = -0.000273565 Jy ! Component: 2800 - total flux cleaned = -0.000370822 Jy ! Component: 2850 - total flux cleaned = -0.000467611 Jy ! Component: 2900 - total flux cleaned = -0.000242575 Jy ! Component: 2950 - total flux cleaned = -0.000178508 Jy ! Component: 3000 - total flux cleaned = -0.000306383 Jy ! Component: 3050 - total flux cleaned = -0.000179085 Jy ! Component: 3100 - total flux cleaned = -0.000115818 Jy ! Component: 3150 - total flux cleaned = -5.29422e-05 Jy ! Component: 3200 - total flux cleaned = -0.000115896 Jy ! Component: 3250 - total flux cleaned = -8.46972e-05 Jy ! Component: 3300 - total flux cleaned = -0.000178381 Jy ! Component: 3350 - total flux cleaned = -0.000116356 Jy ! Component: 3400 - total flux cleaned = -0.000116384 Jy ! Component: 3450 - total flux cleaned = -0.000178071 Jy ! Component: 3500 - total flux cleaned = -0.000116842 Jy ! Component: 3550 - total flux cleaned = -0.000178063 Jy ! Component: 3600 - total flux cleaned = -0.000147515 Jy ! Component: 3650 - total flux cleaned = -8.67239e-05 Jy ! Component: 3700 - total flux cleaned = -8.6726e-05 Jy ! Component: 3750 - total flux cleaned = -2.63404e-05 Jy ! Component: 3800 - total flux cleaned = -5.65939e-05 Jy ! Component: 3850 - total flux cleaned = -0.000116434 Jy ! Component: 3900 - total flux cleaned = -0.00017607 Jy ! Component: 3950 - total flux cleaned = 2.32708e-06 Jy ! Component: 4000 - total flux cleaned = -2.72311e-05 Jy ! Component: 4050 - total flux cleaned = -2.72094e-05 Jy ! Total flux subtracted in 4096 components = 2.38986e-06 Jy ! Clean residual min=-0.001901 max=0.001766 Jy/beam ! Clean residual mean=0.000016 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.280294 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 367 components and 0.280294 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rdv76_uvs/J1747+4658_X_map.fits ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6207 x 0.8778 at -9.766 degrees (North through East) ! Clean map min=-0.0026006 max=0.25015 Jy/beam ! Writing clean map to FITS file: /scr/pima/rdv76_uvs/J1747+4658_X_map.fits wmodel /scr/pima/rdv76_uvs/J1747+4658_X_map.mod ! Writing 367 model components to file: /scr/pima/rdv76_uvs/J1747+4658_X_map.mod wobs /scr/pima/rdv76_uvs/J1747+4658_X_uvs.fits ! Writing UV FITS file: /scr/pima/rdv76_uvs/J1747+4658_X_uvs.fits wwins /scr/pima/rdv76_uvs/J1747+4658_X_map.win ! wwins: Wrote 2 windows to /scr/pima/rdv76_uvs/J1747+4658_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.250145 invert ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1826 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000473976 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.568441 0.568441 1.13688 2.27376 4.54752 9.09505 18.1901 36.3802 72.7604 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.25 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 527.759 quit ! Quitting program ! Log file /scr/pima/rdv76_uvs/J1747+4658_X_dfm.log closed on Fri Jun 15 03:56:17 2018