! Started logfile: /vlbi/uf001/uva//J1826+3431_S_dfm.log on Mon Jan 14 04:37:27 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1826+3431_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1826+3431_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.853968 visibilities/baseline/integration-bin. ! Found source: J1826+3431 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 4842 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1826+3431_S] 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 0.500x0.500 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 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006657Jy sigma=20.242946 ! Fit after self-cal, rms=0.824074Jy sigma=16.537597 ! 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 ! Estimated beam: bmin=3.074 mas, bmaj=5.354 mas, bpa=-3.686 degrees ! Estimated noise=0.681923 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 = 0.139871 Jy ! Component: 100 - total flux cleaned = 0.19675 Jy ! Total flux subtracted in 100 components = 0.19675 Jy ! Clean residual min=-0.017491 max=0.040127 Jy/beam ! Clean residual mean=-0.000027 rms=0.005070 Jy/beam ! Combined flux in latest and established models = 0.19675 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.19675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.124120Jy sigma=2.477874 ! Fit after self-cal, rms=0.122321Jy sigma=2.448289 ! Inverting map ! Added new window around map position (4.5, -3.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0418297 Jy ! Component: 100 - total flux cleaned = 0.0645407 Jy ! Total flux subtracted in 100 components = 0.0645407 Jy ! Clean residual min=-0.014359 max=0.033978 Jy/beam ! Clean residual mean=-0.000012 rms=0.003828 Jy/beam ! Combined flux in latest and established models = 0.261291 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 35 components and 0.261291 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.102284Jy sigma=2.001759 ! Fit after self-cal, rms=0.101086Jy sigma=1.979889 ! Inverting map ! Added new window around map position (11.5, -8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0305437 Jy ! Component: 100 - total flux cleaned = 0.050161 Jy ! Total flux subtracted in 100 components = 0.050161 Jy ! Clean residual min=-0.010719 max=0.012344 Jy/beam ! Clean residual mean=-0.000013 rms=0.002750 Jy/beam ! Combined flux in latest and established models = 0.311452 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.311452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087181Jy sigma=1.680432 ! Fit after self-cal, rms=0.086464Jy sigma=1.666293 ! Inverting map 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 ! Estimated beam: bmin=3.599 mas, bmaj=6.036 mas, bpa=1.068 degrees ! Estimated noise=0.55746 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 = 0.02695 Jy ! Component: 100 - total flux cleaned = 0.0470631 Jy ! Component: 150 - total flux cleaned = 0.0628498 Jy ! Component: 200 - total flux cleaned = 0.075535 Jy ! Total flux subtracted in 200 components = 0.075535 Jy ! Clean residual min=-0.007732 max=0.010921 Jy/beam ! Clean residual mean=-0.000003 rms=0.002388 Jy/beam ! Combined flux in latest and established models = 0.386987 Jy ! Performing phase self-cal ! Adding 64 model components to the UV plane model. ! The established model now contains 107 components and 0.386987 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074206Jy sigma=1.386744 ! Fit after self-cal, rms=0.073535Jy sigma=1.373110 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.599 x 6.036 at 1.068 degrees (North through East) ! Clean map min=-0.0070711 max=0.17262 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 0.98 KP 0.98 ! LA 0.83 MK 1.05 NL 1.08 OV 1.01 ! PT 0.94 SC 1.18 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.90 HN 1.02 KP 0.97 ! LA 0.87 MK 1.07 NL 1.05 OV 0.97 ! PT 0.93 SC 1.16 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 0.99 KP 0.96 ! LA 0.87 MK 1.05 NL 1.01 OV 0.99 ! PT 0.96 SC 1.29 ! ! ! Fit before self-cal, rms=0.073535Jy sigma=1.373110 ! Fit after self-cal, rms=0.072279Jy sigma=1.240047 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.729 mas, bmaj=6.29 mas, bpa=-0.7294 degrees ! Estimated noise=0.555539 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 = 0.0042157 Jy ! Component: 100 - total flux cleaned = 0.00435084 Jy ! Component: 150 - total flux cleaned = 0.00490061 Jy ! Component: 200 - total flux cleaned = 0.00517235 Jy ! Total flux subtracted in 200 components = 0.00517235 Jy ! Clean residual min=-0.004806 max=0.005527 Jy/beam ! Clean residual mean=0.000013 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.392159 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 124 components and 0.392159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071448Jy sigma=1.225613 ! Fit after self-cal, rms=0.071452Jy sigma=1.224015 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071452Jy sigma=1.224015 ! Fit after self-cal, rms=0.071198Jy sigma=1.194312 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.685 mas, bmaj=6.23 mas, bpa=0.6838 degrees ! Estimated noise=0.548977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158862 Jy ! Component: 100 - total flux cleaned = 0.0018271 Jy ! Component: 150 - total flux cleaned = 0.00189652 Jy ! Component: 200 - total flux cleaned = 0.00183981 Jy ! Total flux subtracted in 200 components = 0.00183981 Jy ! Clean residual min=-0.003273 max=0.003806 Jy/beam ! Clean residual mean=0.000005 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.393999 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 134 components and 0.393999 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071035Jy sigma=1.190678 ! Fit after self-cal, rms=0.071035Jy sigma=1.190272 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 (22.5, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366603 Jy ! Component: 100 - total flux cleaned = 0.0052074 Jy ! Component: 150 - total flux cleaned = 0.00652606 Jy ! Component: 200 - total flux cleaned = 0.00744244 Jy ! Total flux subtracted in 200 components = 0.00744244 Jy ! Clean residual min=-0.003026 max=0.003116 Jy/beam ! Clean residual mean=0.000001 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.401442 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 150 components and 0.401442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070810Jy sigma=1.183610 ! Fit after self-cal, rms=0.070781Jy sigma=1.183306 ! Inverting map ! Added new window around map position (-72.5, -50.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018341 Jy ! Component: 100 - total flux cleaned = 0.00234417 Jy ! Component: 150 - total flux cleaned = 0.00240659 Jy ! Component: 200 - total flux cleaned = 0.00257858 Jy ! Total flux subtracted in 200 components = 0.00257858 Jy ! Clean residual min=-0.002792 max=0.002853 Jy/beam ! Clean residual mean=0.000001 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.40402 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 165 components and 0.40402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070629Jy sigma=1.179285 ! Fit after self-cal, rms=0.070616Jy sigma=1.179149 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070616Jy sigma=1.179149 ! Fit after self-cal, rms=0.070159Jy sigma=1.178144 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.668 mas, bmaj=6.222 mas, bpa=0.838 degrees ! Estimated noise=0.54579 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000902671 Jy ! Component: 100 - total flux cleaned = 0.00167791 Jy ! Component: 150 - total flux cleaned = 0.00210662 Jy ! Component: 200 - total flux cleaned = 0.00245371 Jy ! Total flux subtracted in 200 components = 0.00245371 Jy ! Clean residual min=-0.002637 max=0.002568 Jy/beam ! Clean residual mean=-0.000001 rms=0.000633 Jy/beam ! Combined flux in latest and established models = 0.406474 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 180 components and 0.406474 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070075Jy sigma=1.176112 ! Fit after self-cal, rms=0.070070Jy sigma=1.176032 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000346811 Jy ! Component: 100 - total flux cleaned = 0.000482116 Jy ! Component: 150 - total flux cleaned = 0.000569618 Jy ! Component: 200 - total flux cleaned = 0.000612557 Jy ! Total flux subtracted in 200 components = 0.000612557 Jy ! Clean residual min=-0.002570 max=0.002528 Jy/beam ! Clean residual mean=-0.000001 rms=0.000617 Jy/beam ! Combined flux in latest and established models = 0.407087 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 191 components and 0.407087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070015Jy sigma=1.174920 ! Fit after self-cal, rms=0.070009Jy sigma=1.174877 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.070009Jy sigma=1.174877 ! Fit after self-cal, rms=0.069667Jy sigma=1.174675 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.43 mas, bmaj=9.774 mas, bpa=1.25 degrees ! Estimated noise=0.656878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00146082 Jy ! Component: 100 - total flux cleaned = 0.00225642 Jy ! Component: 150 - total flux cleaned = 0.00287908 Jy ! Component: 200 - total flux cleaned = 0.00325102 Jy ! Total flux subtracted in 200 components = 0.00325102 Jy ! Clean residual min=-0.002514 max=0.002589 Jy/beam ! Clean residual mean=-0.000004 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.410338 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 216 components and 0.410338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069643Jy sigma=1.173908 ! Fit after self-cal, rms=0.069625Jy sigma=1.173730 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000179148 Jy ! Component: 100 - total flux cleaned = 0.00043335 Jy ! Component: 150 - total flux cleaned = 0.00052672 Jy ! Component: 200 - total flux cleaned = 0.000583598 Jy ! Total flux subtracted in 200 components = 0.000583598 Jy ! Clean residual min=-0.002443 max=0.002584 Jy/beam ! Clean residual mean=-0.000005 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.410921 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 224 components and 0.410921 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069616Jy sigma=1.173426 ! Fit after self-cal, rms=0.069603Jy sigma=1.173288 ! Inverting map 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 ! Estimated beam: bmin=3.659 mas, bmaj=6.216 mas, bpa=0.9042 degrees ! Estimated noise=0.543901 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.659 x 6.216 at 0.9042 degrees (North through East) ! Clean map min=-0.0023953 max=0.16504 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 ! Estimated beam: bmin=3.109 mas, bmaj=5.488 mas, bpa=-3.796 degrees ! Estimated noise=0.671569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.139699 Jy ! Component: 100 - total flux cleaned = 0.203434 Jy ! Component: 150 - total flux cleaned = 0.242472 Jy ! Component: 200 - total flux cleaned = 0.269486 Jy ! Total flux subtracted in 200 components = 0.269486 Jy ! Clean residual min=-0.008516 max=0.015446 Jy/beam ! Clean residual mean=-0.000011 rms=0.002509 Jy/beam ! Combined flux in latest and established models = 0.269486 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.269486 Jy ! Inverting map and beam ! Estimated beam: bmin=3.659 mas, bmaj=6.216 mas, bpa=0.9042 degrees ! Estimated noise=0.543901 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 = 0.0306294 Jy ! Component: 100 - total flux cleaned = 0.0529001 Jy ! Component: 150 - total flux cleaned = 0.0695318 Jy ! Component: 200 - total flux cleaned = 0.0820667 Jy ! Total flux subtracted in 200 components = 0.0820667 Jy ! Clean residual min=-0.004447 max=0.007238 Jy/beam ! Clean residual mean=-0.000000 rms=0.001435 Jy/beam ! Combined flux in latest and established models = 0.351553 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 82 components and 0.351553 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00954814 Jy ! Component: 100 - total flux cleaned = 0.0169628 Jy ! Component: 150 - total flux cleaned = 0.0230485 Jy ! Component: 200 - total flux cleaned = 0.0281073 Jy ! Total flux subtracted in 200 components = 0.0281073 Jy ! Clean residual min=-0.003539 max=0.003642 Jy/beam ! Clean residual mean=-0.000001 rms=0.000895 Jy/beam ! Combined flux in latest and established models = 0.37966 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 119 components and 0.37966 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.43 mas, bmaj=9.774 mas, bpa=1.25 degrees ! Estimated noise=0.656878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00737318 Jy ! Component: 100 - total flux cleaned = 0.0127169 Jy ! Component: 150 - total flux cleaned = 0.0168049 Jy ! Component: 200 - total flux cleaned = 0.0200285 Jy ! Total flux subtracted in 200 components = 0.0200285 Jy ! Clean residual min=-0.002695 max=0.003465 Jy/beam ! Clean residual mean=-0.000004 rms=0.000838 Jy/beam ! Combined flux in latest and established models = 0.399689 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 = 0.00262135 Jy ! Component: 100 - total flux cleaned = 0.0047664 Jy ! Component: 150 - total flux cleaned = 0.00613659 Jy ! Component: 200 - total flux cleaned = 0.00693878 Jy ! Total flux subtracted in 200 components = 0.00693878 Jy ! Clean residual min=-0.002355 max=0.003049 Jy/beam ! Clean residual mean=-0.000006 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 0.406628 Jy ! Adding 112 model components to the UV plane model. ! The established model now contains 220 components and 0.406628 Jy ! Inverting map ! Added new window around map position (34.5, -32.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264757 Jy ! Component: 100 - total flux cleaned = 0.00343985 Jy ! Component: 150 - total flux cleaned = 0.00386549 Jy ! Component: 200 - total flux cleaned = 0.0041539 Jy ! Total flux subtracted in 200 components = 0.0041539 Jy ! Clean residual min=-0.002140 max=0.002126 Jy/beam ! Clean residual mean=-0.000009 rms=0.000589 Jy/beam ! Combined flux in latest and established models = 0.410782 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 271 components and 0.410782 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.659 mas, bmaj=6.216 mas, bpa=0.9042 degrees ! Estimated noise=0.543901 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000578176 Jy ! Component: 100 - total flux cleaned = 0.000991459 Jy ! Component: 150 - total flux cleaned = 0.00154802 Jy ! Component: 200 - total flux cleaned = 0.00194843 Jy ! Total flux subtracted in 200 components = 0.00194843 Jy ! Clean residual min=-0.002548 max=0.002483 Jy/beam ! Clean residual mean=-0.000005 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.41273 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 302 components and 0.41273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069514Jy sigma=1.172279 ! Fit after self-cal, rms=0.069446Jy sigma=1.170985 wmodel J1826+3431_S_map.mod ! Writing 302 model components to file: J1826+3431_S_map.mod wobs J1826+3431_S_uvs.fits ! Writing UV FITS file: J1826+3431_S_uvs.fits wwins J1826+3431_S_map.win ! wwins: Wrote 6 windows to J1826+3431_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000318577 Jy ! Component: 100 - total flux cleaned = 0.000483153 Jy ! Component: 150 - total flux cleaned = 0.000676315 Jy ! Component: 200 - total flux cleaned = 0.00067627 Jy ! Component: 250 - total flux cleaned = 0.000712526 Jy ! Component: 300 - total flux cleaned = 0.000678628 Jy ! Component: 350 - total flux cleaned = 0.000512084 Jy ! Component: 400 - total flux cleaned = 0.000447495 Jy ! Component: 450 - total flux cleaned = 0.000289501 Jy ! Component: 500 - total flux cleaned = 0.000166201 Jy ! Component: 550 - total flux cleaned = 1.51798e-05 Jy ! Component: 600 - total flux cleaned = -4.40436e-05 Jy ! Component: 650 - total flux cleaned = -0.000132058 Jy ! Component: 700 - total flux cleaned = -0.000218565 Jy ! Component: 750 - total flux cleaned = -0.000274975 Jy ! Component: 800 - total flux cleaned = -0.000358952 Jy ! Component: 850 - total flux cleaned = -0.000413462 Jy ! Component: 900 - total flux cleaned = -0.000494387 Jy ! Component: 950 - total flux cleaned = -0.000574688 Jy ! Component: 1000 - total flux cleaned = -0.00070477 Jy ! Component: 1050 - total flux cleaned = -0.000705096 Jy ! Component: 1100 - total flux cleaned = -0.000756156 Jy ! Component: 1150 - total flux cleaned = -0.000906576 Jy ! Component: 1200 - total flux cleaned = -0.000881597 Jy ! Component: 1250 - total flux cleaned = -0.000954931 Jy ! Component: 1300 - total flux cleaned = -0.00107492 Jy ! Component: 1350 - total flux cleaned = -0.000979225 Jy ! Component: 1400 - total flux cleaned = -0.000956012 Jy ! Component: 1450 - total flux cleaned = -0.00102608 Jy ! Component: 1500 - total flux cleaned = -0.00104881 Jy ! Component: 1550 - total flux cleaned = -0.001117 Jy ! Component: 1600 - total flux cleaned = -0.00107213 Jy ! Component: 1650 - total flux cleaned = -0.00109437 Jy ! Component: 1700 - total flux cleaned = -0.00105036 Jy ! Component: 1750 - total flux cleaned = -0.00115967 Jy ! Component: 1800 - total flux cleaned = -0.00118095 Jy ! Component: 1850 - total flux cleaned = -0.00111646 Jy ! Component: 1900 - total flux cleaned = -0.00115915 Jy ! Component: 1950 - total flux cleaned = -0.00107475 Jy ! Component: 2000 - total flux cleaned = -0.00103313 Jy ! Component: 2050 - total flux cleaned = -0.00107453 Jy ! Component: 2100 - total flux cleaned = -0.00101308 Jy ! Component: 2150 - total flux cleaned = -0.0010336 Jy ! Component: 2200 - total flux cleaned = -0.00095286 Jy ! Component: 2250 - total flux cleaned = -0.000972979 Jy ! Component: 2300 - total flux cleaned = -0.000873505 Jy ! Component: 2350 - total flux cleaned = -0.00087368 Jy ! Component: 2400 - total flux cleaned = -0.000815087 Jy ! Component: 2450 - total flux cleaned = -0.000853903 Jy ! Component: 2500 - total flux cleaned = -0.000776815 Jy ! Component: 2550 - total flux cleaned = -0.000776732 Jy ! Component: 2600 - total flux cleaned = -0.000719788 Jy ! Component: 2650 - total flux cleaned = -0.000644688 Jy ! Component: 2700 - total flux cleaned = -0.000551596 Jy ! Component: 2750 - total flux cleaned = -0.000496108 Jy ! Component: 2800 - total flux cleaned = -0.000440997 Jy ! Component: 2850 - total flux cleaned = -0.00038618 Jy ! Component: 2900 - total flux cleaned = -0.000313741 Jy ! Component: 2950 - total flux cleaned = -0.000260142 Jy ! Component: 3000 - total flux cleaned = -0.000277985 Jy ! Component: 3050 - total flux cleaned = -0.000189345 Jy ! Component: 3100 - total flux cleaned = -8.39203e-05 Jy ! Component: 3150 - total flux cleaned = -4.88937e-05 Jy ! Component: 3200 - total flux cleaned = 3.48474e-06 Jy ! Component: 3250 - total flux cleaned = 3.59328e-06 Jy ! Component: 3300 - total flux cleaned = 0.000106348 Jy ! Component: 3350 - total flux cleaned = 0.000174329 Jy ! Component: 3400 - total flux cleaned = 0.000242023 Jy ! Component: 3450 - total flux cleaned = 0.000275473 Jy ! Component: 3500 - total flux cleaned = 0.000375445 Jy ! Component: 3550 - total flux cleaned = 0.000375518 Jy ! Component: 3600 - total flux cleaned = 0.000441401 Jy ! Component: 3650 - total flux cleaned = 0.00052313 Jy ! Component: 3700 - total flux cleaned = 0.000571971 Jy ! Component: 3750 - total flux cleaned = 0.000636211 Jy ! Component: 3800 - total flux cleaned = 0.000636202 Jy ! Component: 3850 - total flux cleaned = 0.000684092 Jy ! Component: 3900 - total flux cleaned = 0.000700001 Jy ! Component: 3950 - total flux cleaned = 0.000731528 Jy ! Component: 4000 - total flux cleaned = 0.000794218 Jy ! Component: 4050 - total flux cleaned = 0.00084101 Jy ! Total flux subtracted in 4096 components = 0.000841038 Jy ! Clean residual min=-0.000888 max=0.000848 Jy/beam ! Clean residual mean=0.000001 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.413571 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 569 components and 0.413571 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1826+3431_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.659 x 6.216 at 0.9042 degrees (North through East) ! Clean map min=-0.0019729 max=0.16494 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1826+3431_S_map.fits wmodel /vlbi/uf001/uva//J1826+3431_S_map.mod ! Writing 569 model components to file: /vlbi/uf001/uva//J1826+3431_S_map.mod wobs /vlbi/uf001/uva//J1826+3431_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1826+3431_S_uvs.fits wwins /vlbi/uf001/uva//J1826+3431_S_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1826+3431_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.164941 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000275699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.501451 0.501451 1.0029 2.00581 4.01161 8.02322 16.0464 32.0929 64.1858 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.164 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 598.263 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1826+3431_S_dfm.log closed on Mon Jan 14 04:37:32 2019