! Started logfile: /image_prod/ug002_uva//J2340+2641_S_dfm.log on Thu Mar 5 06:22:39 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//J2340+2641_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2340+2641_S_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.976296 visibilities/baseline/integration-bin. ! Found source: J2340+2641 ! ! 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 40 lines of history. ! ! Reading 7908 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 J2340+2641_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=1.277280Jy sigma=8.226586 ! Fit after self-cal, rms=0.512114Jy sigma=3.526745 ! 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=2.625 mas, bmaj=5.849 mas, bpa=-2.269 degrees ! Estimated noise=1.72048 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 = 0.47233 Jy ! Component: 100 - total flux cleaned = 0.67816 Jy ! Total flux subtracted in 100 components = 0.67816 Jy ! Clean residual min=-0.059588 max=0.153027 Jy/beam ! Clean residual mean=-0.000093 rms=0.016681 Jy/beam ! Combined flux in latest and established models = 0.67816 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.67816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.334887Jy sigma=1.938392 ! Fit after self-cal, rms=0.329156Jy sigma=1.904664 ! Inverting map ! Added new window around map position (7, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.16127 Jy ! Component: 100 - total flux cleaned = 0.255024 Jy ! Total flux subtracted in 100 components = 0.255024 Jy ! Clean residual min=-0.042595 max=0.081232 Jy/beam ! Clean residual mean=-0.000020 rms=0.010475 Jy/beam ! Combined flux in latest and established models = 0.933184 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.933184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.217628Jy sigma=1.250896 ! Fit after self-cal, rms=0.200522Jy sigma=1.140788 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0853253 Jy ! Component: 100 - total flux cleaned = 0.135257 Jy ! Total flux subtracted in 100 components = 0.135257 Jy ! Clean residual min=-0.036043 max=0.046508 Jy/beam ! Clean residual mean=0.000017 rms=0.006889 Jy/beam ! Combined flux in latest and established models = 1.06844 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 26 components and 1.06844 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153774Jy sigma=0.864470 ! Fit after self-cal, rms=0.147883Jy sigma=0.824818 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0444999 Jy ! Component: 100 - total flux cleaned = 0.0633967 Jy ! Total flux subtracted in 100 components = 0.0633967 Jy ! Clean residual min=-0.031401 max=0.028181 Jy/beam ! Clean residual mean=0.000033 rms=0.005544 Jy/beam ! Combined flux in latest and established models = 1.13184 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 30 components and 1.13184 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.133499Jy sigma=0.737664 ! Fit after self-cal, rms=0.131746Jy sigma=0.725660 ! 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=3.045 mas, bmaj=6.575 mas, bpa=-3.075 degrees ! Estimated noise=1.26678 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 = 0.0166234 Jy ! Component: 100 - total flux cleaned = 0.0218255 Jy ! Component: 150 - total flux cleaned = 0.027219 Jy ! Component: 200 - total flux cleaned = 0.0322637 Jy ! Total flux subtracted in 200 components = 0.0322637 Jy ! Clean residual min=-0.025272 max=0.019942 Jy/beam ! Clean residual mean=0.000051 rms=0.004997 Jy/beam ! Combined flux in latest and established models = 1.1641 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 41 components and 1.1641 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125419Jy sigma=0.680671 ! Fit after self-cal, rms=0.124488Jy sigma=0.674631 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.045 x 6.575 at -3.075 degrees (North through East) ! Clean map min=-0.02352 max=0.55846 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.99 KP 0.98 ! LA 1.04 MK 1.05 OV 0.82 PT 1.03 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.02 HN 0.98 KP 1.01 ! LA 1.05 MK 1.04 OV 0.90 PT 1.03 ! SC 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.02 KP 1.01 ! LA 1.01 MK 1.00 OV 0.90 PT 1.02 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.124488Jy sigma=0.674631 ! Fit after self-cal, rms=0.098825Jy sigma=0.524495 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.039 mas, bmaj=6.586 mas, bpa=-2.312 degrees ! Estimated noise=1.26129 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 = 0.00690792 Jy ! Component: 100 - total flux cleaned = 0.00994544 Jy ! Component: 150 - total flux cleaned = 0.011401 Jy ! Component: 200 - total flux cleaned = 0.0126737 Jy ! Total flux subtracted in 200 components = 0.0126737 Jy ! Clean residual min=-0.013673 max=0.011780 Jy/beam ! Clean residual mean=0.000009 rms=0.002813 Jy/beam ! Combined flux in latest and established models = 1.17678 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 1.17678 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095225Jy sigma=0.495687 ! Fit after self-cal, rms=0.094637Jy sigma=0.491889 ! 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=0.094637Jy sigma=0.491889 ! Fit after self-cal, rms=0.070154Jy sigma=0.430604 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.047 mas, bmaj=6.572 mas, bpa=-2.307 degrees ! Estimated noise=1.25852 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00438033 Jy ! Component: 100 - total flux cleaned = 0.00588417 Jy ! Component: 150 - total flux cleaned = 0.00693619 Jy ! Component: 200 - total flux cleaned = 0.00740001 Jy ! Total flux subtracted in 200 components = 0.00740001 Jy ! Clean residual min=-0.006466 max=0.010825 Jy/beam ! Clean residual mean=0.000009 rms=0.001719 Jy/beam ! Combined flux in latest and established models = 1.18418 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 1.18418 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067342Jy sigma=0.412998 ! Fit after self-cal, rms=0.066829Jy sigma=0.410052 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 (28.5, -92.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494982 Jy ! Component: 100 - total flux cleaned = 0.00541882 Jy ! Component: 150 - total flux cleaned = 0.00605753 Jy ! Component: 200 - total flux cleaned = 0.00625884 Jy ! Total flux subtracted in 200 components = 0.00625884 Jy ! Clean residual min=-0.005495 max=0.007613 Jy/beam ! Clean residual mean=0.000012 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 1.19043 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 1.19043 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065076Jy sigma=0.399225 ! Fit after self-cal, rms=0.064912Jy sigma=0.398235 ! Inverting map ! Added new window around map position (-20, -17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499941 Jy ! Component: 100 - total flux cleaned = 0.00582944 Jy ! Component: 150 - total flux cleaned = 0.00635556 Jy ! Component: 200 - total flux cleaned = 0.00667363 Jy ! Total flux subtracted in 200 components = 0.00667363 Jy ! Clean residual min=-0.005264 max=0.005711 Jy/beam ! Clean residual mean=0.000011 rms=0.001292 Jy/beam ! Combined flux in latest and established models = 1.19711 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 75 components and 1.19711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063743Jy sigma=0.390942 ! Fit after self-cal, rms=0.063679Jy sigma=0.390548 ! Inverting map ! Added new window around map position (-14.5, -4.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227088 Jy ! Component: 100 - total flux cleaned = 0.00245502 Jy ! Component: 150 - total flux cleaned = 0.00201832 Jy ! Component: 200 - total flux cleaned = 0.00188543 Jy ! Total flux subtracted in 200 components = 0.00188543 Jy ! Clean residual min=-0.004766 max=0.004876 Jy/beam ! Clean residual mean=0.000011 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.19899 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 91 components and 1.19899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062860Jy sigma=0.385146 ! Fit after self-cal, rms=0.062807Jy sigma=0.385006 ! 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=0.062807Jy sigma=0.385006 ! Fit after self-cal, rms=0.061519Jy sigma=0.382534 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.047 mas, bmaj=6.553 mas, bpa=-2.289 degrees ! Estimated noise=1.25442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00314822 Jy ! Component: 100 - total flux cleaned = 0.00407577 Jy ! Component: 150 - total flux cleaned = 0.00420513 Jy ! Component: 200 - total flux cleaned = 0.00397256 Jy ! Total flux subtracted in 200 components = 0.00397256 Jy ! Clean residual min=-0.004013 max=0.004237 Jy/beam ! Clean residual mean=0.000004 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 1.20297 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 1.20297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060910Jy sigma=0.378592 ! Fit after self-cal, rms=0.060854Jy sigma=0.378351 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 = 0.000479934 Jy ! Component: 100 - total flux cleaned = 0.000367914 Jy ! Component: 150 - total flux cleaned = 0.000266793 Jy ! Component: 200 - total flux cleaned = -2.15588e-05 Jy ! Total flux subtracted in 200 components = -2.15588e-05 Jy ! Clean residual min=-0.003858 max=0.003873 Jy/beam ! Clean residual mean=0.000004 rms=0.000932 Jy/beam ! Combined flux in latest and established models = 1.20294 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 110 components and 1.20295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060525Jy sigma=0.376218 ! Fit after self-cal, rms=0.060500Jy sigma=0.376107 ! 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=0.060500Jy sigma=0.376107 ! Fit after self-cal, rms=0.060126Jy sigma=0.375673 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.887 mas, bmaj=10.04 mas, bpa=2.602 degrees ! Estimated noise=1.81715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000161548 Jy ! Component: 100 - total flux cleaned = -0.000280648 Jy ! Component: 150 - total flux cleaned = -0.00100796 Jy ! Component: 200 - total flux cleaned = -0.00157838 Jy ! Total flux subtracted in 200 components = -0.00157838 Jy ! Clean residual min=-0.003007 max=0.003407 Jy/beam ! Clean residual mean=0.000008 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.20137 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 132 components and 1.20137 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059947Jy sigma=0.375127 ! Fit after self-cal, rms=0.059924Jy sigma=0.375033 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 = -0.000304004 Jy ! Component: 100 - total flux cleaned = -0.000944861 Jy ! Component: 150 - total flux cleaned = -0.0012819 Jy ! Component: 200 - total flux cleaned = -0.00145928 Jy ! Total flux subtracted in 200 components = -0.00145928 Jy ! Clean residual min=-0.003033 max=0.003331 Jy/beam ! Clean residual mean=0.000008 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 1.19991 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 142 components and 1.19991 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059870Jy sigma=0.374932 ! Fit after self-cal, rms=0.059861Jy sigma=0.374907 ! 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=3.044 mas, bmaj=6.542 mas, bpa=-2.253 degrees ! Estimated noise=1.25189 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.044 x 6.542 at -2.253 degrees (North through East) ! Clean map min=-0.0042114 max=0.54736 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=0.059861Jy sigma=0.374907 ! Fit after self-cal, rms=0.057054Jy sigma=0.350479 ! Inverting map and beam ! Estimated beam: bmin=3.046 mas, bmaj=6.543 mas, bpa=-2.216 degrees ! Estimated noise=1.25416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140488 Jy ! Component: 100 - total flux cleaned = 0.00170161 Jy ! Component: 150 - total flux cleaned = 0.00206915 Jy ! Component: 200 - total flux cleaned = 0.00223691 Jy ! Total flux subtracted in 200 components = 0.00223691 Jy ! Clean residual min=-0.003363 max=0.003087 Jy/beam ! Clean residual mean=0.000003 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 1.20214 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 150 components and 1.20214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056776Jy sigma=0.348447 ! Fit after self-cal, rms=0.056762Jy sigma=0.348387 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.62015e-05 Jy ! Component: 100 - total flux cleaned = 2.32663e-05 Jy ! Component: 150 - total flux cleaned = 0.000244088 Jy ! Component: 200 - total flux cleaned = 0.000313885 Jy ! Total flux subtracted in 200 components = 0.000313885 Jy ! Clean residual min=-0.003347 max=0.002988 Jy/beam ! Clean residual mean=0.000004 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 1.20246 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 157 components and 1.20246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056587Jy sigma=0.347180 ! Fit after self-cal, rms=0.056577Jy sigma=0.347138 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056577Jy sigma=0.347138 ! Fit after self-cal, rms=0.056431Jy sigma=0.346971 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=2.623 mas, bmaj=5.798 mas, bpa=-1.238 degrees ! Estimated noise=1.68508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.465509 Jy ! Component: 100 - total flux cleaned = 0.719983 Jy ! Component: 150 - total flux cleaned = 0.876706 Jy ! Component: 200 - total flux cleaned = 0.977923 Jy ! Total flux subtracted in 200 components = 0.977923 Jy ! Clean residual min=-0.023197 max=0.054501 Jy/beam ! Clean residual mean=-0.000048 rms=0.006747 Jy/beam ! Combined flux in latest and established models = 0.977923 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.977923 Jy ! Inverting map and beam ! Estimated beam: bmin=3.043 mas, bmaj=6.536 mas, bpa=-2.17 degrees ! Estimated noise=1.25248 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 = 0.0816284 Jy ! Component: 100 - total flux cleaned = 0.131274 Jy ! Component: 150 - total flux cleaned = 0.162271 Jy ! Component: 200 - total flux cleaned = 0.182903 Jy ! Total flux subtracted in 200 components = 0.182903 Jy ! Clean residual min=-0.009627 max=0.017381 Jy/beam ! Clean residual mean=-0.000012 rms=0.002280 Jy/beam ! Combined flux in latest and established models = 1.16083 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 36 components and 1.16083 Jy ! Inverting map ! Added new window around map position (-3.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135377 Jy ! Component: 100 - total flux cleaned = 0.0192942 Jy ! Component: 150 - total flux cleaned = 0.0237413 Jy ! Component: 200 - total flux cleaned = 0.0287018 Jy ! Total flux subtracted in 200 components = 0.0287018 Jy ! Clean residual min=-0.006263 max=0.011015 Jy/beam ! Clean residual mean=-0.000004 rms=0.001525 Jy/beam ! Combined flux in latest and established models = 1.18953 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 51 components and 1.18953 Jy ! Inverting map ! Added new window around map position (3, -1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00724946 Jy ! Component: 100 - total flux cleaned = 0.0114156 Jy ! Component: 150 - total flux cleaned = 0.0139806 Jy ! Component: 200 - total flux cleaned = 0.0157883 Jy ! Total flux subtracted in 200 components = 0.0157883 Jy ! Clean residual min=-0.004959 max=0.005298 Jy/beam ! Clean residual mean=0.000000 rms=0.001160 Jy/beam ! Combined flux in latest and established models = 1.20532 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 65 components and 1.20532 Jy ! Inverting map ! Added new window around map position (-9, -0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206211 Jy ! Component: 100 - total flux cleaned = 0.00262384 Jy ! Component: 150 - total flux cleaned = 0.00329901 Jy ! Component: 200 - total flux cleaned = 0.00345567 Jy ! Total flux subtracted in 200 components = 0.00345567 Jy ! Clean residual min=-0.004348 max=0.004199 Jy/beam ! Clean residual mean=0.000002 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 1.20877 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 82 components and 1.20877 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=6.882 mas, bmaj=10.03 mas, bpa=2.67 degrees ! Estimated noise=1.82003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108816 Jy ! Component: 100 - total flux cleaned = -0.00202385 Jy ! Component: 150 - total flux cleaned = -0.00237679 Jy ! Component: 200 - total flux cleaned = -0.00261842 Jy ! Total flux subtracted in 200 components = -0.00261842 Jy ! Clean residual min=-0.003247 max=0.003251 Jy/beam ! Clean residual mean=0.000005 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 1.20615 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 = -0.000365606 Jy ! Component: 100 - total flux cleaned = -0.000708837 Jy ! Component: 150 - total flux cleaned = -0.000968041 Jy ! Component: 200 - total flux cleaned = -0.00121164 Jy ! Total flux subtracted in 200 components = -0.00121164 Jy ! Clean residual min=-0.003035 max=0.003073 Jy/beam ! Clean residual mean=0.000006 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 1.20494 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 132 components and 1.20494 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.043 mas, bmaj=6.536 mas, bpa=-2.17 degrees ! Estimated noise=1.25248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00038504 Jy ! Component: 100 - total flux cleaned = 0.000130968 Jy ! Component: 150 - total flux cleaned = 0.000128517 Jy ! Component: 200 - total flux cleaned = 1.50797e-05 Jy ! Total flux subtracted in 200 components = 1.50797e-05 Jy ! Clean residual min=-0.003541 max=0.003451 Jy/beam ! Clean residual mean=0.000003 rms=0.000853 Jy/beam ! Combined flux in latest and established models = 1.20496 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 148 components and 1.20496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.056826Jy sigma=0.350405 ! Fit after self-cal, rms=0.056760Jy sigma=0.349795 wmodel J2340+2641_S_map.mod ! Writing 148 model components to file: J2340+2641_S_map.mod wobs J2340+2641_S_uvs.fits ! Writing UV FITS file: J2340+2641_S_uvs.fits wwins J2340+2641_S_map.win ! wwins: Wrote 8 windows to J2340+2641_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 = 0.000642334 Jy ! Component: 100 - total flux cleaned = 0.00124192 Jy ! Component: 150 - total flux cleaned = 0.00198735 Jy ! Component: 200 - total flux cleaned = 0.00259589 Jy ! Component: 250 - total flux cleaned = 0.00312858 Jy ! Component: 300 - total flux cleaned = 0.00354172 Jy ! Component: 350 - total flux cleaned = 0.00389058 Jy ! Component: 400 - total flux cleaned = 0.00408462 Jy ! Component: 450 - total flux cleaned = 0.00422667 Jy ! Component: 500 - total flux cleaned = 0.00427331 Jy ! Component: 550 - total flux cleaned = 0.00431892 Jy ! Component: 600 - total flux cleaned = 0.00436252 Jy ! Component: 650 - total flux cleaned = 0.00431865 Jy ! Component: 700 - total flux cleaned = 0.00440258 Jy ! Component: 750 - total flux cleaned = 0.00436035 Jy ! Component: 800 - total flux cleaned = 0.00452292 Jy ! Component: 850 - total flux cleaned = 0.00468193 Jy ! Component: 900 - total flux cleaned = 0.00468172 Jy ! Component: 950 - total flux cleaned = 0.00475839 Jy ! Component: 1000 - total flux cleaned = 0.00479555 Jy ! Component: 1050 - total flux cleaned = 0.00475829 Jy ! Component: 1100 - total flux cleaned = 0.00464881 Jy ! Component: 1150 - total flux cleaned = 0.00461393 Jy ! Component: 1200 - total flux cleaned = 0.00454393 Jy ! Component: 1250 - total flux cleaned = 0.00447405 Jy ! Component: 1300 - total flux cleaned = 0.00437171 Jy ! Component: 1350 - total flux cleaned = 0.0042038 Jy ! Component: 1400 - total flux cleaned = 0.00423706 Jy ! Component: 1450 - total flux cleaned = 0.00410565 Jy ! Component: 1500 - total flux cleaned = 0.00400834 Jy ! Component: 1550 - total flux cleaned = 0.00394489 Jy ! Component: 1600 - total flux cleaned = 0.00381868 Jy ! Component: 1650 - total flux cleaned = 0.00381911 Jy ! Component: 1700 - total flux cleaned = 0.00378803 Jy ! Component: 1750 - total flux cleaned = 0.00375716 Jy ! Component: 1800 - total flux cleaned = 0.00366701 Jy ! Component: 1850 - total flux cleaned = 0.00369661 Jy ! Component: 1900 - total flux cleaned = 0.00366755 Jy ! Component: 1950 - total flux cleaned = 0.00369649 Jy ! Component: 2000 - total flux cleaned = 0.0036963 Jy ! Component: 2050 - total flux cleaned = 0.00375189 Jy ! Component: 2100 - total flux cleaned = 0.00361301 Jy ! Component: 2150 - total flux cleaned = 0.00355834 Jy ! Component: 2200 - total flux cleaned = 0.00358572 Jy ! Component: 2250 - total flux cleaned = 0.00358535 Jy ! Component: 2300 - total flux cleaned = 0.00358481 Jy ! Component: 2350 - total flux cleaned = 0.00348008 Jy ! Component: 2400 - total flux cleaned = 0.0034025 Jy ! Component: 2450 - total flux cleaned = 0.00337727 Jy ! Component: 2500 - total flux cleaned = 0.00350387 Jy ! Component: 2550 - total flux cleaned = 0.00347879 Jy ! Component: 2600 - total flux cleaned = 0.00338006 Jy ! Component: 2650 - total flux cleaned = 0.00340515 Jy ! Component: 2700 - total flux cleaned = 0.00340523 Jy ! Component: 2750 - total flux cleaned = 0.00342937 Jy ! Component: 2800 - total flux cleaned = 0.00352431 Jy ! Component: 2850 - total flux cleaned = 0.00357133 Jy ! Component: 2900 - total flux cleaned = 0.00368733 Jy ! Component: 2950 - total flux cleaned = 0.00373311 Jy ! Component: 3000 - total flux cleaned = 0.00377813 Jy ! Component: 3050 - total flux cleaned = 0.00380008 Jy ! Component: 3100 - total flux cleaned = 0.00379983 Jy ! Component: 3150 - total flux cleaned = 0.00393179 Jy ! Component: 3200 - total flux cleaned = 0.00391015 Jy ! Component: 3250 - total flux cleaned = 0.00403896 Jy ! Component: 3300 - total flux cleaned = 0.00397461 Jy ! Component: 3350 - total flux cleaned = 0.00399568 Jy ! Component: 3400 - total flux cleaned = 0.00399592 Jy ! Component: 3450 - total flux cleaned = 0.00403771 Jy ! Component: 3500 - total flux cleaned = 0.00399682 Jy ! Component: 3550 - total flux cleaned = 0.00399691 Jy ! Component: 3600 - total flux cleaned = 0.00399719 Jy ! Component: 3650 - total flux cleaned = 0.00403737 Jy ! Component: 3700 - total flux cleaned = 0.00403755 Jy ! Component: 3750 - total flux cleaned = 0.00407709 Jy ! Component: 3800 - total flux cleaned = 0.00411612 Jy ! Component: 3850 - total flux cleaned = 0.00405812 Jy ! Component: 3900 - total flux cleaned = 0.00407722 Jy ! Component: 3950 - total flux cleaned = 0.00415338 Jy ! Component: 4000 - total flux cleaned = 0.00413426 Jy ! Component: 4050 - total flux cleaned = 0.00409681 Jy ! Total flux subtracted in 4096 components = 0.00411539 Jy ! Clean residual min=-0.000947 max=0.000924 Jy/beam ! Clean residual mean=0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 1.20907 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 432 components and 1.20907 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2340+2641_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.043 x 6.536 at -2.17 degrees (North through East) ! Clean map min=-0.00292 max=0.5408 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2340+2641_S_map.fits wmodel /image_prod/ug002_uva//J2340+2641_S_map.mod ! Writing 432 model components to file: /image_prod/ug002_uva//J2340+2641_S_map.mod wobs /image_prod/ug002_uva//J2340+2641_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2340+2641_S_uvs.fits wwins /image_prod/ug002_uva//J2340+2641_S_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J2340+2641_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.540797 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000326859 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.18132 0.18132 0.362641 0.725282 1.45056 2.90113 5.80225 11.6045 23.209 46.418 92.836 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.54 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1654.53 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2340+2641_S_dfm.log closed on Thu Mar 5 06:22:44 2020