! Started logfile: /image_prod/ug002_uva//J1507+5857_S_a_dfm.log on Thu Mar 5 02:05:24 2020 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 /image_prod/ug002_uva//J1507+5857_S_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1507+5857_S_a_uva.fits ! AN table 1: 150 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.999704 visibilities/baseline/integration-bin. ! Found source: J1507+5857 ! ! 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 20244 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 J1507+5857_S_a] 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.019294Jy sigma=8.589746 ! Fit after self-cal, rms=0.903740Jy sigma=7.425279 ! 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=3.167 mas, bmaj=3.819 mas, bpa=-20.25 degrees ! Estimated noise=1.26877 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 = 0.0701354 Jy ! Component: 100 - total flux cleaned = 0.112918 Jy ! Total flux subtracted in 100 components = 0.112918 Jy ! Clean residual min=-0.010966 max=0.028990 Jy/beam ! Clean residual mean=-0.000079 rms=0.003837 Jy/beam ! Combined flux in latest and established models = 0.112918 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 40 components and 0.112918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115755Jy sigma=1.003674 ! Fit after self-cal, rms=0.114044Jy sigma=0.995238 ! Inverting map ! Added new window around map position (-2, 4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0346428 Jy ! Component: 100 - total flux cleaned = 0.0603259 Jy ! Total flux subtracted in 100 components = 0.0603259 Jy ! Clean residual min=-0.009156 max=0.021247 Jy/beam ! Clean residual mean=-0.000060 rms=0.002966 Jy/beam ! Combined flux in latest and established models = 0.173244 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 67 components and 0.173244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095648Jy sigma=0.799739 ! Fit after self-cal, rms=0.094547Jy sigma=0.794548 ! Inverting map ! Added new window around map position (-3, -5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244003 Jy ! Component: 100 - total flux cleaned = 0.042581 Jy ! Total flux subtracted in 100 components = 0.042581 Jy ! Clean residual min=-0.007553 max=0.015688 Jy/beam ! Clean residual mean=-0.000046 rms=0.002344 Jy/beam ! Combined flux in latest and established models = 0.215825 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 95 components and 0.215825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.084354Jy sigma=0.681705 ! Fit after self-cal, rms=0.083609Jy sigma=0.677239 ! Inverting map ! Added new window around map position (-10, -10.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188087 Jy ! Component: 100 - total flux cleaned = 0.0320753 Jy ! Total flux subtracted in 100 components = 0.0320753 Jy ! Clean residual min=-0.005927 max=0.010680 Jy/beam ! Clean residual mean=-0.000038 rms=0.001894 Jy/beam ! Combined flux in latest and established models = 0.2479 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 109 components and 0.2479 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077403Jy sigma=0.610786 ! Fit after self-cal, rms=0.076644Jy sigma=0.605424 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013423 Jy ! Component: 100 - total flux cleaned = 0.023181 Jy ! Total flux subtracted in 100 components = 0.023181 Jy ! Clean residual min=-0.005909 max=0.010221 Jy/beam ! Clean residual mean=-0.000032 rms=0.001651 Jy/beam ! Combined flux in latest and established models = 0.271081 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 119 components and 0.271081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.073163Jy sigma=0.566191 ! Fit after self-cal, rms=0.072918Jy sigma=0.564282 ! Inverting map ! Added new window around map position (-2.5, 12). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116009 Jy ! Component: 100 - total flux cleaned = 0.0200112 Jy ! Total flux subtracted in 100 components = 0.0200112 Jy ! Clean residual min=-0.005289 max=0.009326 Jy/beam ! Clean residual mean=-0.000027 rms=0.001423 Jy/beam ! Combined flux in latest and established models = 0.291092 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 142 components and 0.291092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070102Jy sigma=0.534085 ! Fit after self-cal, rms=0.069856Jy sigma=0.532063 ! 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=3.991 mas, bmaj=4.864 mas, bpa=-15.6 degrees ! Estimated noise=0.611002 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 (2.5, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150534 Jy ! Component: 100 - total flux cleaned = 0.0259695 Jy ! Component: 150 - total flux cleaned = 0.0347493 Jy ! Component: 200 - total flux cleaned = 0.0420058 Jy ! Total flux subtracted in 200 components = 0.0420058 Jy ! Clean residual min=-0.004425 max=0.007797 Jy/beam ! Clean residual mean=-0.000057 rms=0.001367 Jy/beam ! Combined flux in latest and established models = 0.333098 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 180 components and 0.333098 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065557Jy sigma=0.485304 ! Fit after self-cal, rms=0.065431Jy sigma=0.484400 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.991 x 4.864 at -15.6 degrees (North through East) ! Clean map min=-0.0045651 max=0.080984 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.95 HN 1.04 KP 0.97 ! LA 0.96 MK 1.04 NL 1.13 OV 0.88 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 1.04 KP 0.96 ! LA 0.96 MK 1.09 NL 1.25 OV 1.06 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.95 HN 1.00 KP 0.98 ! LA 0.96 MK 1.11 NL 1.06 OV 0.91 ! PT 0.96 SC 1.04 ! ! ! Fit before self-cal, rms=0.065431Jy sigma=0.484400 ! Fit after self-cal, rms=0.067202Jy sigma=0.464831 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.078 mas, bmaj=4.961 mas, bpa=-15.04 degrees ! Estimated noise=0.616145 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 (-18.5, -21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00641978 Jy ! Component: 100 - total flux cleaned = 0.0105058 Jy ! Component: 150 - total flux cleaned = 0.0135987 Jy ! Component: 200 - total flux cleaned = 0.015803 Jy ! Total flux subtracted in 200 components = 0.015803 Jy ! Clean residual min=-0.003185 max=0.004625 Jy/beam ! Clean residual mean=-0.000013 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.348901 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 218 components and 0.348901 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066483Jy sigma=0.456713 ! Fit after self-cal, rms=0.066537Jy sigma=0.456148 ! Inverting map ! Added new window around map position (-7.5, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439549 Jy ! Component: 100 - total flux cleaned = 0.00671884 Jy ! Component: 150 - total flux cleaned = 0.00789014 Jy ! Component: 200 - total flux cleaned = 0.00899437 Jy ! Total flux subtracted in 200 components = 0.00899437 Jy ! Clean residual min=-0.002703 max=0.003772 Jy/beam ! Clean residual mean=-0.000006 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.357895 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 242 components and 0.357895 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.066172Jy sigma=0.452210 ! Fit after self-cal, rms=0.066129Jy sigma=0.451825 ! Inverting map ! Added new window around map position (-35, -22.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00373468 Jy ! Component: 100 - total flux cleaned = 0.00627008 Jy ! Component: 150 - total flux cleaned = 0.00835887 Jy ! Component: 200 - total flux cleaned = 0.00977828 Jy ! Total flux subtracted in 200 components = 0.00977828 Jy ! Clean residual min=-0.002659 max=0.002560 Jy/beam ! Clean residual mean=-0.000007 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.367674 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 260 components and 0.367674 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065857Jy sigma=0.448673 ! Fit after self-cal, rms=0.065836Jy sigma=0.448415 ! 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=0.065836Jy sigma=0.448415 ! Fit after self-cal, rms=0.061084Jy sigma=0.440669 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.03 mas, bmaj=4.934 mas, bpa=-13.75 degrees ! Estimated noise=0.605239 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129228 Jy ! Component: 100 - total flux cleaned = 0.00233624 Jy ! Component: 150 - total flux cleaned = 0.00309773 Jy ! Component: 200 - total flux cleaned = 0.00359822 Jy ! Total flux subtracted in 200 components = 0.00359822 Jy ! Clean residual min=-0.001857 max=0.002104 Jy/beam ! Clean residual mean=-0.000007 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.371272 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 279 components and 0.371272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061000Jy sigma=0.439752 ! Fit after self-cal, rms=0.060968Jy sigma=0.439613 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 (11.5, -10.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00172192 Jy ! Component: 100 - total flux cleaned = 0.00240412 Jy ! Component: 150 - total flux cleaned = 0.00293965 Jy ! Component: 200 - total flux cleaned = 0.00339388 Jy ! Total flux subtracted in 200 components = 0.00339388 Jy ! Clean residual min=-0.001655 max=0.001947 Jy/beam ! Clean residual mean=-0.000006 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.374666 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 298 components and 0.374666 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060892Jy sigma=0.438906 ! Fit after self-cal, rms=0.060885Jy sigma=0.438855 ! Inverting map ! Added new window around map position (49.5, 91). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185069 Jy ! Component: 100 - total flux cleaned = 0.00275981 Jy ! Component: 150 - total flux cleaned = 0.003165 Jy ! Component: 200 - total flux cleaned = 0.0034958 Jy ! Total flux subtracted in 200 components = 0.0034958 Jy ! Clean residual min=-0.001525 max=0.001601 Jy/beam ! Clean residual mean=-0.000007 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.378162 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 317 components and 0.378162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060815Jy sigma=0.438187 ! Fit after self-cal, rms=0.060811Jy sigma=0.438136 ! 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=0.060811Jy sigma=0.438136 ! Fit after self-cal, rms=0.060624Jy sigma=0.437957 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.996 mas, bmaj=4.948 mas, bpa=-12.72 degrees ! Estimated noise=0.601563 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108261 Jy ! Component: 100 - total flux cleaned = 0.00192704 Jy ! Component: 150 - total flux cleaned = 0.00252762 Jy ! Component: 200 - total flux cleaned = 0.00293764 Jy ! Total flux subtracted in 200 components = 0.00293764 Jy ! Clean residual min=-0.001414 max=0.001412 Jy/beam ! Clean residual mean=-0.000009 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.381099 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 331 components and 0.381099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060587Jy sigma=0.437630 ! Fit after self-cal, rms=0.060584Jy sigma=0.437617 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 = 0.000623377 Jy ! Component: 100 - total flux cleaned = 0.000921849 Jy ! Component: 150 - total flux cleaned = 0.0011805 Jy ! Component: 200 - total flux cleaned = 0.00145419 Jy ! Total flux subtracted in 200 components = 0.00145419 Jy ! Clean residual min=-0.001359 max=0.001351 Jy/beam ! Clean residual mean=-0.000009 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.382553 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 342 components and 0.382553 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060563Jy sigma=0.437428 ! Fit after self-cal, rms=0.060561Jy sigma=0.437424 ! 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=0.060561Jy sigma=0.437424 ! Fit after self-cal, rms=0.060346Jy sigma=0.437389 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.71 mas, bmaj=8.831 mas, bpa=66.16 degrees ! Estimated noise=0.720466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107519 Jy ! Component: 100 - total flux cleaned = 0.00192888 Jy ! Component: 150 - total flux cleaned = 0.00265964 Jy ! Component: 200 - total flux cleaned = 0.00302534 Jy ! Total flux subtracted in 200 components = 0.00302534 Jy ! Clean residual min=-0.001616 max=0.002022 Jy/beam ! Clean residual mean=-0.000019 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.385579 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 365 components and 0.385579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060336Jy sigma=0.437252 ! Fit after self-cal, rms=0.060334Jy sigma=0.437238 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 = 0.000562908 Jy ! Component: 100 - total flux cleaned = 0.000870765 Jy ! Component: 150 - total flux cleaned = 0.00106934 Jy ! Component: 200 - total flux cleaned = 0.00127677 Jy ! Total flux subtracted in 200 components = 0.00127677 Jy ! Clean residual min=-0.001568 max=0.001973 Jy/beam ! Clean residual mean=-0.000018 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.386855 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 373 components and 0.386855 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060330Jy sigma=0.437178 ! Fit after self-cal, rms=0.060329Jy sigma=0.437173 ! Inverting map ! Added new window around map position (0.5, -105.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167509 Jy ! Component: 100 - total flux cleaned = 0.002095 Jy ! Component: 150 - total flux cleaned = 0.00226184 Jy ! Component: 200 - total flux cleaned = 0.00238766 Jy ! Total flux subtracted in 200 components = 0.00238766 Jy ! Clean residual min=-0.001536 max=0.001466 Jy/beam ! Clean residual mean=-0.000009 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.389243 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 402 components and 0.389243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060299Jy sigma=0.436876 ! Fit after self-cal, rms=0.060295Jy sigma=0.436857 ! 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=3.981 mas, bmaj=4.949 mas, bpa=-12.43 degrees ! Estimated noise=0.599531 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.981 x 4.949 at -12.43 degrees (North through East) ! Clean map min=-0.0012723 max=0.07798 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=3.149 mas, bmaj=3.889 mas, bpa=-16.56 degrees ! Estimated noise=1.26247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0709748 Jy ! Component: 100 - total flux cleaned = 0.117591 Jy ! Component: 150 - total flux cleaned = 0.152663 Jy ! Component: 200 - total flux cleaned = 0.179898 Jy ! Total flux subtracted in 200 components = 0.179898 Jy ! Clean residual min=-0.007954 max=0.016724 Jy/beam ! Clean residual mean=-0.000053 rms=0.002584 Jy/beam ! Combined flux in latest and established models = 0.179898 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 76 model components to the UV plane model. ! The established model now contains 76 components and 0.179898 Jy ! Inverting map and beam ! Estimated beam: bmin=3.981 mas, bmaj=4.949 mas, bpa=-12.43 degrees ! Estimated noise=0.599531 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 = 0.0362159 Jy ! Component: 100 - total flux cleaned = 0.0617502 Jy ! Component: 150 - total flux cleaned = 0.0813857 Jy ! Component: 200 - total flux cleaned = 0.0969708 Jy ! Total flux subtracted in 200 components = 0.0969708 Jy ! Clean residual min=-0.005274 max=0.009694 Jy/beam ! Clean residual mean=-0.000084 rms=0.001830 Jy/beam ! Combined flux in latest and established models = 0.276869 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 146 components and 0.276869 Jy ! Inverting map ! Added new window around map position (-6.5, 6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012627 Jy ! Component: 100 - total flux cleaned = 0.022832 Jy ! Component: 150 - total flux cleaned = 0.0313174 Jy ! Component: 200 - total flux cleaned = 0.0385329 Jy ! Total flux subtracted in 200 components = 0.0385329 Jy ! Clean residual min=-0.003398 max=0.004436 Jy/beam ! Clean residual mean=-0.000047 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.315401 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 220 components and 0.315402 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=8.71 mas, bmaj=8.831 mas, bpa=66.16 degrees ! Estimated noise=0.720466 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112281 Jy ! Component: 100 - total flux cleaned = 0.0197765 Jy ! Component: 150 - total flux cleaned = 0.0266211 Jy ! Component: 200 - total flux cleaned = 0.0322291 Jy ! Total flux subtracted in 200 components = 0.0322291 Jy ! Clean residual min=-0.003407 max=0.003426 Jy/beam ! Clean residual mean=-0.000054 rms=0.001169 Jy/beam ! Combined flux in latest and established models = 0.347631 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 = 0.00474916 Jy ! Component: 100 - total flux cleaned = 0.00883627 Jy ! Component: 150 - total flux cleaned = 0.0123868 Jy ! Component: 200 - total flux cleaned = 0.0155018 Jy ! Total flux subtracted in 200 components = 0.0155018 Jy ! Clean residual min=-0.002462 max=0.002540 Jy/beam ! Clean residual mean=-0.000039 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.363132 Jy ! Adding 220 model components to the UV plane model. ! The established model now contains 417 components and 0.363132 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.981 mas, bmaj=4.949 mas, bpa=-12.43 degrees ! Estimated noise=0.599531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199718 Jy ! Component: 100 - total flux cleaned = 0.00365518 Jy ! Component: 150 - total flux cleaned = 0.00516028 Jy ! Component: 200 - total flux cleaned = 0.00654839 Jy ! Total flux subtracted in 200 components = 0.00654839 Jy ! Clean residual min=-0.001737 max=0.001593 Jy/beam ! Clean residual mean=-0.000015 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.369681 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 460 components and 0.369681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060432Jy sigma=0.438857 ! Fit after self-cal, rms=0.060396Jy sigma=0.438542 wmodel J1507+5857_S_a_map.mod ! Writing 460 model components to file: J1507+5857_S_a_map.mod wobs J1507+5857_S_a_uvs.fits ! Writing UV FITS file: J1507+5857_S_a_uvs.fits wwins J1507+5857_S_a_map.win ! wwins: Wrote 13 windows to J1507+5857_S_a_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 = -0.000745744 Jy ! Component: 100 - total flux cleaned = -0.00109688 Jy ! Component: 150 - total flux cleaned = -0.00130325 Jy ! Component: 200 - total flux cleaned = -0.00147687 Jy ! Component: 250 - total flux cleaned = -0.00162106 Jy ! Component: 300 - total flux cleaned = -0.00169152 Jy ! Component: 350 - total flux cleaned = -0.00178293 Jy ! Component: 400 - total flux cleaned = -0.00189385 Jy ! Component: 450 - total flux cleaned = -0.0018942 Jy ! Component: 500 - total flux cleaned = -0.00200068 Jy ! Component: 550 - total flux cleaned = -0.0020003 Jy ! Component: 600 - total flux cleaned = -0.00193931 Jy ! Component: 650 - total flux cleaned = -0.00205965 Jy ! Component: 700 - total flux cleaned = -0.00203968 Jy ! Component: 750 - total flux cleaned = -0.00200125 Jy ! Component: 800 - total flux cleaned = -0.00200118 Jy ! Component: 850 - total flux cleaned = -0.00200119 Jy ! Component: 900 - total flux cleaned = -0.00198269 Jy ! Component: 950 - total flux cleaned = -0.00196485 Jy ! Component: 1000 - total flux cleaned = -0.00198298 Jy ! Component: 1050 - total flux cleaned = -0.00194787 Jy ! Component: 1100 - total flux cleaned = -0.00196517 Jy ! Component: 1150 - total flux cleaned = -0.00193089 Jy ! Component: 1200 - total flux cleaned = -0.0019309 Jy ! Component: 1250 - total flux cleaned = -0.00186406 Jy ! Component: 1300 - total flux cleaned = -0.00178199 Jy ! Component: 1350 - total flux cleaned = -0.00174976 Jy ! Component: 1400 - total flux cleaned = -0.00171793 Jy ! Component: 1450 - total flux cleaned = -0.00167055 Jy ! Component: 1500 - total flux cleaned = -0.00165493 Jy ! Component: 1550 - total flux cleaned = -0.00160879 Jy ! Component: 1600 - total flux cleaned = -0.00153293 Jy ! Component: 1650 - total flux cleaned = -0.00154795 Jy ! Component: 1700 - total flux cleaned = -0.00154794 Jy ! Component: 1750 - total flux cleaned = -0.00143042 Jy ! Component: 1800 - total flux cleaned = -0.00141615 Jy ! Component: 1850 - total flux cleaned = -0.00143049 Jy ! Component: 1900 - total flux cleaned = -0.00140192 Jy ! Component: 1950 - total flux cleaned = -0.00138817 Jy ! Component: 2000 - total flux cleaned = -0.00137436 Jy ! Component: 2050 - total flux cleaned = -0.00138815 Jy ! Component: 2100 - total flux cleaned = -0.0013743 Jy ! Component: 2150 - total flux cleaned = -0.00133372 Jy ! Component: 2200 - total flux cleaned = -0.00130722 Jy ! Component: 2250 - total flux cleaned = -0.00130711 Jy ! Component: 2300 - total flux cleaned = -0.00124185 Jy ! Component: 2350 - total flux cleaned = -0.00120313 Jy ! Component: 2400 - total flux cleaned = -0.0012285 Jy ! Component: 2450 - total flux cleaned = -0.0011649 Jy ! Component: 2500 - total flux cleaned = -0.00116494 Jy ! Component: 2550 - total flux cleaned = -0.00111537 Jy ! Component: 2600 - total flux cleaned = -0.00107815 Jy ! Component: 2650 - total flux cleaned = -0.00104164 Jy ! Component: 2700 - total flux cleaned = -0.00104162 Jy ! Component: 2750 - total flux cleaned = -0.000969862 Jy ! Component: 2800 - total flux cleaned = -0.000946167 Jy ! Component: 2850 - total flux cleaned = -0.000957881 Jy ! Component: 2900 - total flux cleaned = -0.000876341 Jy ! Component: 2950 - total flux cleaned = -0.000830096 Jy ! Component: 3000 - total flux cleaned = -0.0007727 Jy ! Component: 3050 - total flux cleaned = -0.00073866 Jy ! Component: 3100 - total flux cleaned = -0.000716183 Jy ! Component: 3150 - total flux cleaned = -0.000705032 Jy ! Component: 3200 - total flux cleaned = -0.000671772 Jy ! Component: 3250 - total flux cleaned = -0.000616687 Jy ! Component: 3300 - total flux cleaned = -0.000584062 Jy ! Component: 3350 - total flux cleaned = -0.000519282 Jy ! Component: 3400 - total flux cleaned = -0.000508531 Jy ! Component: 3450 - total flux cleaned = -0.000508519 Jy ! Component: 3500 - total flux cleaned = -0.000466167 Jy ! Component: 3550 - total flux cleaned = -0.000466031 Jy ! Component: 3600 - total flux cleaned = -0.000465908 Jy ! Component: 3650 - total flux cleaned = -0.000373002 Jy ! Component: 3700 - total flux cleaned = -0.000342243 Jy ! Component: 3750 - total flux cleaned = -0.000342198 Jy ! Component: 3800 - total flux cleaned = -0.00030187 Jy ! Component: 3850 - total flux cleaned = -0.000251827 Jy ! Component: 3900 - total flux cleaned = -0.00023182 Jy ! Component: 3950 - total flux cleaned = -0.000172494 Jy ! Component: 4000 - total flux cleaned = -0.00012349 Jy ! Component: 4050 - total flux cleaned = -0.000104035 Jy ! Total flux subtracted in 4096 components = -9.44004e-05 Jy ! Clean residual min=-0.000490 max=0.000668 Jy/beam ! Clean residual mean=-0.000006 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.369586 Jy keep ! Adding 325 model components to the UV plane model. ! The established model now contains 782 components and 0.369587 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1507+5857_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.981 x 4.949 at -12.43 degrees (North through East) ! Clean map min=-0.0011808 max=0.077621 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1507+5857_S_a_map.fits wmodel /image_prod/ug002_uva//J1507+5857_S_a_map.mod ! Writing 782 model components to file: /image_prod/ug002_uva//J1507+5857_S_a_map.mod wobs /image_prod/ug002_uva//J1507+5857_S_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1507+5857_S_a_uvs.fits wwins /image_prod/ug002_uva//J1507+5857_S_a_map.win ! wwins: Wrote 14 windows to /image_prod/ug002_uva//J1507+5857_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0776208 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000179475 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.69366 0.69366 1.38732 2.77464 5.54928 11.0986 22.1971 44.3942 88.7885 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.077 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 432.488 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1507+5857_S_a_dfm.log closed on Thu Mar 5 02:05:30 2020