! Started logfile: /image_prod/ug002_uva//J0427+4133_S_dfm.log on Wed Mar 4 20:21:08 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//J0427+4133_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0427+4133_S_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J0427+4133 ! ! 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 7875 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 J0427+4133_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.249991Jy sigma=7.997188 ! Fit after self-cal, rms=0.325614Jy sigma=2.120560 ! 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=2.895 mas, bmaj=5.294 mas, bpa=1.324 degrees ! Estimated noise=1.81645 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 = 0.525095 Jy ! Component: 100 - total flux cleaned = 0.685455 Jy ! Total flux subtracted in 100 components = 0.685455 Jy ! Clean residual min=-0.020393 max=0.072866 Jy/beam ! Clean residual mean=-0.000009 rms=0.006323 Jy/beam ! Combined flux in latest and established models = 0.685455 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.685455 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.155033Jy sigma=0.931028 ! Fit after self-cal, rms=0.154776Jy sigma=0.929534 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0803635 Jy ! Component: 100 - total flux cleaned = 0.121263 Jy ! Total flux subtracted in 100 components = 0.121263 Jy ! Clean residual min=-0.012632 max=0.019029 Jy/beam ! Clean residual mean=-0.000003 rms=0.003321 Jy/beam ! Combined flux in latest and established models = 0.806718 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 9 components and 0.806718 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095705Jy sigma=0.562023 ! Fit after self-cal, rms=0.095474Jy sigma=0.560566 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0216494 Jy ! Component: 100 - total flux cleaned = 0.0335466 Jy ! Total flux subtracted in 100 components = 0.0335466 Jy ! Clean residual min=-0.013519 max=0.015124 Jy/beam ! Clean residual mean=-0.000002 rms=0.003002 Jy/beam ! Combined flux in latest and established models = 0.840264 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.840264 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088676Jy sigma=0.524989 ! Fit after self-cal, rms=0.088642Jy sigma=0.524803 ! 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=3.488 mas, bmaj=6.038 mas, bpa=1.162 degrees ! Estimated noise=1.27791 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 (5.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115267 Jy ! Component: 100 - total flux cleaned = 0.0126334 Jy ! Component: 150 - total flux cleaned = 0.0129172 Jy ! Component: 200 - total flux cleaned = 0.0133782 Jy ! Total flux subtracted in 200 components = 0.0133782 Jy ! Clean residual min=-0.012138 max=0.013824 Jy/beam ! Clean residual mean=0.000008 rms=0.002559 Jy/beam ! Combined flux in latest and established models = 0.853642 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 46 components and 0.853642 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.085411Jy sigma=0.506069 ! Fit after self-cal, rms=0.085170Jy sigma=0.504503 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.488 x 6.038 at 1.162 degrees (North through East) ! Clean map min=-0.011656 max=0.70471 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.01 HN 1.01 KP 0.98 ! LA 1.01 MK 1.06 NL 0.95 OV 0.98 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.03 KP 0.95 ! LA 1.00 MK 1.05 NL 1.10 OV 1.00 ! PT 1.01 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 1.05 KP 0.94 ! LA 1.00 MK 1.07 NL 0.97 OV 1.00 ! PT 1.01 SC 1.00 ! ! ! Fit before self-cal, rms=0.085170Jy sigma=0.504503 ! Fit after self-cal, rms=0.071722Jy sigma=0.432136 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.537 mas, bmaj=6.076 mas, bpa=1.729 degrees ! Estimated noise=1.28104 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 = -0.00200182 Jy ! Component: 100 - total flux cleaned = -0.00120353 Jy ! Component: 150 - total flux cleaned = -0.000720566 Jy ! Component: 200 - total flux cleaned = -0.000582672 Jy ! Total flux subtracted in 200 components = -0.000582672 Jy ! Clean residual min=-0.005511 max=0.007526 Jy/beam ! Clean residual mean=0.000001 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 0.85306 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.85306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070906Jy sigma=0.425890 ! Fit after self-cal, rms=0.070884Jy sigma=0.425798 ! 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=0.070884Jy sigma=0.425798 ! Fit after self-cal, rms=0.062065Jy sigma=0.368766 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.517 mas, bmaj=6.071 mas, bpa=1.678 degrees ! Estimated noise=1.27643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.3885e-05 Jy ! Component: 100 - total flux cleaned = 0.000676313 Jy ! Component: 150 - total flux cleaned = 0.000767425 Jy ! Component: 200 - total flux cleaned = 0.000602091 Jy ! Total flux subtracted in 200 components = 0.000602091 Jy ! Clean residual min=-0.003052 max=0.002883 Jy/beam ! Clean residual mean=0.000005 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.853662 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 74 components and 0.853662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061684Jy sigma=0.366545 ! Fit after self-cal, rms=0.061663Jy sigma=0.366391 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 = 0.000220387 Jy ! Component: 100 - total flux cleaned = 8.09584e-05 Jy ! Component: 150 - total flux cleaned = -0.000109126 Jy ! Component: 200 - total flux cleaned = -0.000224013 Jy ! Total flux subtracted in 200 components = -0.000224013 Jy ! Clean residual min=-0.002829 max=0.002867 Jy/beam ! Clean residual mean=0.000005 rms=0.000649 Jy/beam ! Combined flux in latest and established models = 0.853438 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 0.853438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061523Jy sigma=0.365618 ! Fit after self-cal, rms=0.061518Jy sigma=0.365581 ! Inverting map ! Added new window around map position (-5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211196 Jy ! Component: 100 - total flux cleaned = 0.0020492 Jy ! Component: 150 - total flux cleaned = 0.00192879 Jy ! Component: 200 - total flux cleaned = 0.00182086 Jy ! Total flux subtracted in 200 components = 0.00182086 Jy ! Clean residual min=-0.002730 max=0.002545 Jy/beam ! Clean residual mean=0.000006 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.855259 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.855259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061334Jy sigma=0.364650 ! Fit after self-cal, rms=0.061323Jy sigma=0.364552 ! 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=0.061323Jy sigma=0.364552 ! Fit after self-cal, rms=0.061233Jy sigma=0.363933 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.513 mas, bmaj=6.073 mas, bpa=1.759 degrees ! Estimated noise=1.27562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.87551e-05 Jy ! Component: 100 - total flux cleaned = 0.000441247 Jy ! Component: 150 - total flux cleaned = 0.000554898 Jy ! Component: 200 - total flux cleaned = 0.00070918 Jy ! Total flux subtracted in 200 components = 0.00070918 Jy ! Clean residual min=-0.002212 max=0.002348 Jy/beam ! Clean residual mean=0.000005 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.855968 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 103 components and 0.855968 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061098Jy sigma=0.363143 ! Fit after self-cal, rms=0.061093Jy sigma=0.363096 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 (-51.5, -98.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00198176 Jy ! Component: 100 - total flux cleaned = 0.00272849 Jy ! Component: 150 - total flux cleaned = 0.00301358 Jy ! Component: 200 - total flux cleaned = 0.00314823 Jy ! Total flux subtracted in 200 components = 0.00314823 Jy ! Clean residual min=-0.002026 max=0.002390 Jy/beam ! Clean residual mean=0.000004 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.859116 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 128 components and 0.859116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060985Jy sigma=0.362445 ! Fit after self-cal, rms=0.060983Jy sigma=0.362415 ! Inverting map ! Added new window around map position (29.5, 58.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115872 Jy ! Component: 100 - total flux cleaned = 0.00141796 Jy ! Component: 150 - total flux cleaned = 0.00155279 Jy ! Component: 200 - total flux cleaned = 0.00172239 Jy ! Total flux subtracted in 200 components = 0.00172239 Jy ! Clean residual min=-0.001915 max=0.001972 Jy/beam ! Clean residual mean=0.000003 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.860838 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 140 components and 0.860838 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060875Jy sigma=0.361843 ! Fit after self-cal, rms=0.060876Jy sigma=0.361822 ! 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=0.060876Jy sigma=0.361822 ! Fit after self-cal, rms=0.060834Jy sigma=0.361687 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.492 mas, bmaj=9.534 mas, bpa=0.8275 degrees ! Estimated noise=1.59812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000680531 Jy ! Component: 100 - total flux cleaned = 0.000912255 Jy ! Component: 150 - total flux cleaned = 0.000944698 Jy ! Component: 200 - total flux cleaned = 0.00106188 Jy ! Total flux subtracted in 200 components = 0.00106188 Jy ! Clean residual min=-0.002015 max=0.001879 Jy/beam ! Clean residual mean=0.000006 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.8619 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 169 components and 0.8619 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060804Jy sigma=0.361499 ! Fit after self-cal, rms=0.060802Jy sigma=0.361483 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 = 0.000358675 Jy ! Component: 100 - total flux cleaned = 0.000517951 Jy ! Component: 150 - total flux cleaned = 0.000684124 Jy ! Component: 200 - total flux cleaned = 0.000771059 Jy ! Total flux subtracted in 200 components = 0.000771059 Jy ! Clean residual min=-0.001981 max=0.001883 Jy/beam ! Clean residual mean=0.000005 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.862671 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 187 components and 0.862671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060788Jy sigma=0.361407 ! Fit after self-cal, rms=0.060788Jy sigma=0.361401 ! 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=3.511 mas, bmaj=6.072 mas, bpa=1.806 degrees ! Estimated noise=1.27513 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.511 x 6.072 at 1.806 degrees (North through East) ! Clean map min=-0.0020835 max=0.70219 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 ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060788Jy sigma=0.361401 ! Fit after self-cal, rms=0.057632Jy sigma=0.337549 ! Inverting map and beam ! Estimated beam: bmin=3.51 mas, bmaj=6.072 mas, bpa=1.815 degrees ! Estimated noise=1.27532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000340771 Jy ! Component: 100 - total flux cleaned = 0.000501925 Jy ! Component: 150 - total flux cleaned = 0.00061563 Jy ! Component: 200 - total flux cleaned = 0.000722763 Jy ! Total flux subtracted in 200 components = 0.000722763 Jy ! Clean residual min=-0.001929 max=0.001859 Jy/beam ! Clean residual mean=0.000003 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.863394 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 205 components and 0.863394 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057580Jy sigma=0.337263 ! Fit after self-cal, rms=0.057580Jy sigma=0.337255 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000115189 Jy ! Component: 100 - total flux cleaned = 0.000215879 Jy ! Component: 150 - total flux cleaned = 0.000280751 Jy ! Component: 200 - total flux cleaned = 0.000374493 Jy ! Total flux subtracted in 200 components = 0.000374493 Jy ! Clean residual min=-0.001918 max=0.001830 Jy/beam ! Clean residual mean=0.000003 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.863769 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 215 components and 0.863769 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057543Jy sigma=0.337056 ! Fit after self-cal, rms=0.057543Jy sigma=0.337052 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057543Jy sigma=0.337052 ! Fit after self-cal, rms=0.057526Jy sigma=0.337033 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=2.91 mas, bmaj=5.334 mas, bpa=1.821 degrees ! Estimated noise=1.81344 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.523739 Jy ! Component: 100 - total flux cleaned = 0.681417 Jy ! Component: 150 - total flux cleaned = 0.759008 Jy ! Component: 200 - total flux cleaned = 0.798401 Jy ! Total flux subtracted in 200 components = 0.798401 Jy ! Clean residual min=-0.006229 max=0.018222 Jy/beam ! Clean residual mean=-0.000001 rms=0.001767 Jy/beam ! Combined flux in latest and established models = 0.7984 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 0.7984 Jy ! Inverting map and beam ! Estimated beam: bmin=3.509 mas, bmaj=6.071 mas, bpa=1.841 degrees ! Estimated noise=1.2751 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 = 0.0252622 Jy ! Component: 100 - total flux cleaned = 0.0377762 Jy ! Component: 150 - total flux cleaned = 0.0450803 Jy ! Component: 200 - total flux cleaned = 0.0499363 Jy ! Total flux subtracted in 200 components = 0.0499363 Jy ! Clean residual min=-0.002501 max=0.002734 Jy/beam ! Clean residual mean=0.000005 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.848337 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.848337 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00367717 Jy ! Component: 100 - total flux cleaned = 0.00646173 Jy ! Component: 150 - total flux cleaned = 0.00830431 Jy ! Component: 200 - total flux cleaned = 0.0096608 Jy ! Total flux subtracted in 200 components = 0.0096608 Jy ! Clean residual min=-0.002234 max=0.002318 Jy/beam ! Clean residual mean=0.000004 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.857997 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 57 components and 0.857997 Jy ! Inverting map ! Added new window around map position (-16.5, -63). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180274 Jy ! Component: 100 - total flux cleaned = 0.00292085 Jy ! Component: 150 - total flux cleaned = 0.00359859 Jy ! Component: 200 - total flux cleaned = 0.00410031 Jy ! Total flux subtracted in 200 components = 0.00410031 Jy ! Clean residual min=-0.002096 max=0.001949 Jy/beam ! Clean residual mean=0.000003 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.862098 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 73 components and 0.862098 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=7.491 mas, bmaj=9.532 mas, bpa=0.866 degrees ! Estimated noise=1.59876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011801 Jy ! Component: 100 - total flux cleaned = 0.00157014 Jy ! Component: 150 - total flux cleaned = 0.00174857 Jy ! Component: 200 - total flux cleaned = 0.0018766 Jy ! Total flux subtracted in 200 components = 0.0018766 Jy ! Clean residual min=-0.002044 max=0.001729 Jy/beam ! Clean residual mean=0.000006 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.863974 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 = 0.000147745 Jy ! Component: 100 - total flux cleaned = 0.000285743 Jy ! Component: 150 - total flux cleaned = 0.000338607 Jy ! Component: 200 - total flux cleaned = 0.00048413 Jy ! Total flux subtracted in 200 components = 0.00048413 Jy ! Clean residual min=-0.001978 max=0.001686 Jy/beam ! Clean residual mean=0.000005 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.864458 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 146 components and 0.864458 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.509 mas, bmaj=6.071 mas, bpa=1.841 degrees ! Estimated noise=1.2751 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000268481 Jy ! Component: 100 - total flux cleaned = -0.000512127 Jy ! Component: 150 - total flux cleaned = -0.00060084 Jy ! Component: 200 - total flux cleaned = -0.000684152 Jy ! Total flux subtracted in 200 components = -0.000684152 Jy ! Clean residual min=-0.001969 max=0.001676 Jy/beam ! Clean residual mean=0.000003 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.863774 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 166 components and 0.863774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057553Jy sigma=0.337166 ! Fit after self-cal, rms=0.057537Jy sigma=0.337079 wmodel J0427+4133_S_map.mod ! Writing 166 model components to file: J0427+4133_S_map.mod wobs J0427+4133_S_uvs.fits ! Writing UV FITS file: J0427+4133_S_uvs.fits wwins J0427+4133_S_map.win ! wwins: Wrote 6 windows to J0427+4133_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 = -0.000300563 Jy ! Component: 100 - total flux cleaned = -0.000330772 Jy ! Component: 150 - total flux cleaned = -0.000330077 Jy ! Component: 200 - total flux cleaned = -0.000300452 Jy ! Component: 250 - total flux cleaned = -0.000300205 Jy ! Component: 300 - total flux cleaned = -0.00018911 Jy ! Component: 350 - total flux cleaned = -0.00018914 Jy ! Component: 400 - total flux cleaned = -0.000109312 Jy ! Component: 450 - total flux cleaned = -8.28263e-05 Jy ! Component: 500 - total flux cleaned = -5.71981e-06 Jy ! Component: 550 - total flux cleaned = 6.98742e-05 Jy ! Component: 600 - total flux cleaned = 2.02402e-05 Jy ! Component: 650 - total flux cleaned = 6.88721e-05 Jy ! Component: 700 - total flux cleaned = 9.25392e-05 Jy ! Component: 750 - total flux cleaned = 9.2843e-05 Jy ! Component: 800 - total flux cleaned = 0.000163037 Jy ! Component: 850 - total flux cleaned = 0.000140428 Jy ! Component: 900 - total flux cleaned = 0.000140698 Jy ! Component: 950 - total flux cleaned = 0.000230725 Jy ! Component: 1000 - total flux cleaned = 0.000230564 Jy ! Component: 1050 - total flux cleaned = 0.000208431 Jy ! Component: 1100 - total flux cleaned = 0.000251087 Jy ! Component: 1150 - total flux cleaned = 0.000250926 Jy ! Component: 1200 - total flux cleaned = 0.000209167 Jy ! Component: 1250 - total flux cleaned = 0.000333877 Jy ! Component: 1300 - total flux cleaned = 0.000354073 Jy ! Component: 1350 - total flux cleaned = 0.000394958 Jy ! Component: 1400 - total flux cleaned = 0.000415197 Jy ! Component: 1450 - total flux cleaned = 0.000454992 Jy ! Component: 1500 - total flux cleaned = 0.000552768 Jy ! Component: 1550 - total flux cleaned = 0.000474722 Jy ! Component: 1600 - total flux cleaned = 0.000513071 Jy ! Component: 1650 - total flux cleaned = 0.000474586 Jy ! Component: 1700 - total flux cleaned = 0.000437307 Jy ! Component: 1750 - total flux cleaned = 0.000455596 Jy ! Component: 1800 - total flux cleaned = 0.000437135 Jy ! Component: 1850 - total flux cleaned = 0.000455524 Jy ! Component: 1900 - total flux cleaned = 0.000473531 Jy ! Component: 1950 - total flux cleaned = 0.000473534 Jy ! Component: 2000 - total flux cleaned = 0.000473554 Jy ! Component: 2050 - total flux cleaned = 0.000473506 Jy ! Component: 2100 - total flux cleaned = 0.000473816 Jy ! Component: 2150 - total flux cleaned = 0.000508434 Jy ! Component: 2200 - total flux cleaned = 0.000559714 Jy ! Component: 2250 - total flux cleaned = 0.000508636 Jy ! Component: 2300 - total flux cleaned = 0.00052563 Jy ! Component: 2350 - total flux cleaned = 0.000575799 Jy ! Component: 2400 - total flux cleaned = 0.000542494 Jy ! Component: 2450 - total flux cleaned = 0.000509463 Jy ! Component: 2500 - total flux cleaned = 0.000493073 Jy ! Component: 2550 - total flux cleaned = 0.00047674 Jy ! Component: 2600 - total flux cleaned = 0.000492873 Jy ! Component: 2650 - total flux cleaned = 0.000412897 Jy ! Component: 2700 - total flux cleaned = 0.000381344 Jy ! Component: 2750 - total flux cleaned = 0.000334138 Jy ! Component: 2800 - total flux cleaned = 0.000302772 Jy ! Component: 2850 - total flux cleaned = 0.000256248 Jy ! Component: 2900 - total flux cleaned = 0.000240845 Jy ! Component: 2950 - total flux cleaned = 0.000240589 Jy ! Component: 3000 - total flux cleaned = 0.000149416 Jy ! Component: 3050 - total flux cleaned = 0.000119343 Jy ! Component: 3100 - total flux cleaned = 5.97105e-05 Jy ! Component: 3150 - total flux cleaned = 0.000119107 Jy ! Component: 3200 - total flux cleaned = 5.98781e-05 Jy ! Component: 3250 - total flux cleaned = 1.59962e-05 Jy ! Component: 3300 - total flux cleaned = -4.20624e-05 Jy ! Component: 3350 - total flux cleaned = -2.75752e-05 Jy ! Component: 3400 - total flux cleaned = -2.76002e-05 Jy ! Component: 3450 - total flux cleaned = -8.46945e-05 Jy ! Component: 3500 - total flux cleaned = -5.64343e-05 Jy ! Component: 3550 - total flux cleaned = -9.8731e-05 Jy ! Component: 3600 - total flux cleaned = -9.88386e-05 Jy ! Component: 3650 - total flux cleaned = -0.000112737 Jy ! Component: 3700 - total flux cleaned = -0.000223232 Jy ! Component: 3750 - total flux cleaned = -0.000182013 Jy ! Component: 3800 - total flux cleaned = -0.00020913 Jy ! Component: 3850 - total flux cleaned = -0.000195517 Jy ! Component: 3900 - total flux cleaned = -0.000222367 Jy ! Component: 3950 - total flux cleaned = -0.000208962 Jy ! Component: 4000 - total flux cleaned = -0.000195603 Jy ! Component: 4050 - total flux cleaned = -0.000261592 Jy ! Total flux subtracted in 4096 components = -0.000248476 Jy ! Clean residual min=-0.000689 max=0.000755 Jy/beam ! Clean residual mean=0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.863526 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 443 components and 0.863526 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0427+4133_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.509 x 6.071 at 1.841 degrees (North through East) ! Clean map min=-0.002074 max=0.70244 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0427+4133_S_map.fits wmodel /image_prod/ug002_uva//J0427+4133_S_map.mod ! Writing 443 model components to file: /image_prod/ug002_uva//J0427+4133_S_map.mod wobs /image_prod/ug002_uva//J0427+4133_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0427+4133_S_uvs.fits wwins /image_prod/ug002_uva//J0427+4133_S_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0427+4133_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.702439 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000232205 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0991711 0.0991711 0.198342 0.396684 0.793369 1.58674 3.17347 6.34695 12.6939 25.3878 50.7756 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.702 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3025.08 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0427+4133_S_dfm.log closed on Wed Mar 4 20:21:13 2020