! Started logfile: /vlbi/uf001/uva//J1936+7131_S_dfm.log on Mon Jan 14 05:09:49 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uva//J1936+7131_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1936+7131_S_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.834722 visibilities/baseline/integration-bin. ! Found source: J1936+7131 ! ! 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 10818 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 J1936+7131_S] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.067816Jy sigma=19.422708 ! Fit after self-cal, rms=0.637866Jy sigma=11.589864 ! 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=3.069 mas, bmaj=4.153 mas, bpa=-83.63 degrees ! Estimated noise=0.573598 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 = 0.272025 Jy ! Component: 100 - total flux cleaned = 0.352001 Jy ! Total flux subtracted in 100 components = 0.352001 Jy ! Clean residual min=-0.009285 max=0.032504 Jy/beam ! Clean residual mean=-0.000014 rms=0.002919 Jy/beam ! Combined flux in latest and established models = 0.352001 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.352001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.093919Jy sigma=1.650537 ! Fit after self-cal, rms=0.093762Jy sigma=1.647160 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0341621 Jy ! Component: 100 - total flux cleaned = 0.0500035 Jy ! Total flux subtracted in 100 components = 0.0500035 Jy ! Clean residual min=-0.007159 max=0.013595 Jy/beam ! Clean residual mean=0.000001 rms=0.001872 Jy/beam ! Combined flux in latest and established models = 0.402005 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.402005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078961Jy sigma=1.378259 ! Fit after self-cal, rms=0.078920Jy sigma=1.377229 ! Inverting map ! Added new window around map position (-109.5, -92). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0129588 Jy ! Component: 100 - total flux cleaned = 0.0208553 Jy ! Total flux subtracted in 100 components = 0.0208553 Jy ! Clean residual min=-0.006553 max=0.007756 Jy/beam ! Clean residual mean=-0.000000 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 0.42286 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.42286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.076406Jy sigma=1.330474 ! Fit after self-cal, rms=0.076257Jy sigma=1.327635 ! 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=3.881 mas, bmaj=4.981 mas, bpa=-79.95 degrees ! Estimated noise=0.380636 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 (-103, -119.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117636 Jy ! Component: 100 - total flux cleaned = 0.0190989 Jy ! Component: 150 - total flux cleaned = 0.0247005 Jy ! Component: 200 - total flux cleaned = 0.029257 Jy ! Total flux subtracted in 200 components = 0.029257 Jy ! Clean residual min=-0.006653 max=0.008532 Jy/beam ! Clean residual mean=-0.000006 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 0.452117 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 74 components and 0.452117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074055Jy sigma=1.286061 ! Fit after self-cal, rms=0.073808Jy sigma=1.281925 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.881 x 4.981 at -79.95 degrees (North through East) ! Clean map min=-0.0067513 max=0.36049 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 0.99 ! LA 0.98 MK 1.03 NL 1.00 OV 0.99 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.00 KP 0.99 ! LA 0.98 MK 1.01 NL 1.02 OV 1.05 ! PT 0.99 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.99 KP 1.00 ! LA 1.02 MK 1.01 NL 0.96 OV 1.00 ! PT 1.01 SC 0.99 ! ! ! Fit before self-cal, rms=0.073808Jy sigma=1.281925 ! Fit after self-cal, rms=0.073096Jy sigma=1.268221 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.897 mas, bmaj=4.996 mas, bpa=-80.08 degrees ! Estimated noise=0.378837 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 (-21, -38.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00897179 Jy ! Component: 100 - total flux cleaned = 0.0144231 Jy ! Component: 150 - total flux cleaned = 0.0175816 Jy ! Component: 200 - total flux cleaned = 0.0196085 Jy ! Total flux subtracted in 200 components = 0.0196085 Jy ! Clean residual min=-0.005995 max=0.006188 Jy/beam ! Clean residual mean=0.000004 rms=0.001414 Jy/beam ! Combined flux in latest and established models = 0.471726 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 119 components and 0.471726 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071804Jy sigma=1.243491 ! Fit after self-cal, rms=0.071710Jy sigma=1.241710 ! 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=0.071710Jy sigma=1.241710 ! Fit after self-cal, rms=0.069327Jy sigma=1.173748 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.899 mas, bmaj=4.977 mas, bpa=-79.66 degrees ! Estimated noise=0.379348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385085 Jy ! Component: 100 - total flux cleaned = 0.00653633 Jy ! Component: 150 - total flux cleaned = 0.00868298 Jy ! Component: 200 - total flux cleaned = 0.0101347 Jy ! Total flux subtracted in 200 components = 0.0101347 Jy ! Clean residual min=-0.002834 max=0.004907 Jy/beam ! Clean residual mean=0.000007 rms=0.000923 Jy/beam ! Combined flux in latest and established models = 0.48186 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 143 components and 0.48186 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069060Jy sigma=1.167621 ! Fit after self-cal, rms=0.069057Jy sigma=1.167293 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 (-7, -26.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462102 Jy ! Component: 100 - total flux cleaned = 0.00655046 Jy ! Component: 150 - total flux cleaned = 0.00752322 Jy ! Component: 200 - total flux cleaned = 0.00818373 Jy ! Total flux subtracted in 200 components = 0.00818373 Jy ! Clean residual min=-0.002893 max=0.003797 Jy/beam ! Clean residual mean=0.000014 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.490044 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 164 components and 0.490044 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068724Jy sigma=1.160864 ! Fit after self-cal, rms=0.068708Jy sigma=1.160543 ! Inverting map ! Added new window around map position (-109.5, -98). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389535 Jy ! Component: 100 - total flux cleaned = 0.00608866 Jy ! Component: 150 - total flux cleaned = 0.00724401 Jy ! Component: 200 - total flux cleaned = 0.00806539 Jy ! Total flux subtracted in 200 components = 0.00806539 Jy ! Clean residual min=-0.002634 max=0.003401 Jy/beam ! Clean residual mean=0.000013 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.498109 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 192 components and 0.498109 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068456Jy sigma=1.155667 ! Fit after self-cal, rms=0.068428Jy sigma=1.155258 ! Inverting map ! Added new window around map position (-88.5, -126.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00319433 Jy ! Component: 100 - total flux cleaned = 0.00510708 Jy ! Component: 150 - total flux cleaned = 0.006323 Jy ! Component: 200 - total flux cleaned = 0.00690873 Jy ! Total flux subtracted in 200 components = 0.00690873 Jy ! Clean residual min=-0.002451 max=0.003078 Jy/beam ! Clean residual mean=0.000013 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.505018 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 220 components and 0.505018 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068241Jy sigma=1.151850 ! Fit after self-cal, rms=0.068226Jy sigma=1.151660 ! Inverting map ! Added new window around map position (1, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250474 Jy ! Component: 100 - total flux cleaned = 0.00273924 Jy ! Component: 150 - total flux cleaned = 0.00321462 Jy ! Component: 200 - total flux cleaned = 0.0035614 Jy ! Total flux subtracted in 200 components = 0.0035614 Jy ! Clean residual min=-0.002327 max=0.002619 Jy/beam ! Clean residual mean=0.000016 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.508579 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 246 components and 0.50858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068101Jy sigma=1.149249 ! Fit after self-cal, rms=0.068090Jy sigma=1.149090 ! 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=0.068090Jy sigma=1.149090 ! Fit after self-cal, rms=0.068093Jy sigma=1.147443 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.9 mas, bmaj=4.975 mas, bpa=-79.52 degrees ! Estimated noise=0.37933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194903 Jy ! Component: 100 - total flux cleaned = 0.00342123 Jy ! Component: 150 - total flux cleaned = 0.0045111 Jy ! Component: 200 - total flux cleaned = 0.00527284 Jy ! Total flux subtracted in 200 components = 0.00527284 Jy ! Clean residual min=-0.002088 max=0.002485 Jy/beam ! Clean residual mean=0.000010 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.513852 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 269 components and 0.513853 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068003Jy sigma=1.145712 ! Fit after self-cal, rms=0.067998Jy sigma=1.145642 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 = 0.000776474 Jy ! Component: 100 - total flux cleaned = 0.00126133 Jy ! Component: 150 - total flux cleaned = 0.00163671 Jy ! Component: 200 - total flux cleaned = 0.0020335 Jy ! Total flux subtracted in 200 components = 0.0020335 Jy ! Clean residual min=-0.002067 max=0.002407 Jy/beam ! Clean residual mean=0.000010 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.515886 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 280 components and 0.515886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067949Jy sigma=1.144769 ! Fit after self-cal, rms=0.067946Jy sigma=1.144747 ! 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=0.067946Jy sigma=1.144747 ! Fit after self-cal, rms=0.067983Jy sigma=1.144530 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.559 mas, bmaj=9.219 mas, bpa=76.76 degrees ! Estimated noise=0.483562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231686 Jy ! Component: 100 - total flux cleaned = 0.00407862 Jy ! Component: 150 - total flux cleaned = 0.00554329 Jy ! Component: 200 - total flux cleaned = 0.00655851 Jy ! Total flux subtracted in 200 components = 0.00655851 Jy ! Clean residual min=-0.002968 max=0.003769 Jy/beam ! Clean residual mean=0.000015 rms=0.000913 Jy/beam ! Combined flux in latest and established models = 0.522445 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 303 components and 0.522444 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067939Jy sigma=1.143654 ! Fit after self-cal, rms=0.067932Jy sigma=1.143582 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 = 0.00111801 Jy ! Component: 100 - total flux cleaned = 0.00186017 Jy ! Component: 150 - total flux cleaned = 0.00244589 Jy ! Component: 200 - total flux cleaned = 0.00290672 Jy ! Total flux subtracted in 200 components = 0.00290672 Jy ! Clean residual min=-0.002970 max=0.003665 Jy/beam ! Clean residual mean=0.000018 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.525351 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 316 components and 0.525351 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.067919Jy sigma=1.143342 ! Fit after self-cal, rms=0.067916Jy sigma=1.143320 ! 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=3.9 mas, bmaj=4.972 mas, bpa=-79.43 degrees ! Estimated noise=0.37943 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.9 x 4.972 at -79.43 degrees (North through East) ! Clean map min=-0.0019516 max=0.35895 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=3.076 mas, bmaj=4.144 mas, bpa=-83.55 degrees ! Estimated noise=0.572066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.27102 Jy ! Component: 100 - total flux cleaned = 0.351049 Jy ! Component: 150 - total flux cleaned = 0.384736 Jy ! Component: 200 - total flux cleaned = 0.402605 Jy ! Total flux subtracted in 200 components = 0.402605 Jy ! Clean residual min=-0.005438 max=0.009679 Jy/beam ! Clean residual mean=-0.000002 rms=0.001547 Jy/beam ! Combined flux in latest and established models = 0.402605 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.402605 Jy ! Inverting map and beam ! Estimated beam: bmin=3.9 mas, bmaj=4.972 mas, bpa=-79.43 degrees ! Estimated noise=0.37943 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 = 0.016938 Jy ! Component: 100 - total flux cleaned = 0.0291654 Jy ! Component: 150 - total flux cleaned = 0.0390613 Jy ! Component: 200 - total flux cleaned = 0.0473528 Jy ! Total flux subtracted in 200 components = 0.0473528 Jy ! Clean residual min=-0.003559 max=0.005417 Jy/beam ! Clean residual mean=-0.000008 rms=0.001281 Jy/beam ! Combined flux in latest and established models = 0.449957 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 93 components and 0.449957 Jy ! Inverting map ! Added new window around map position (-103.5, -126.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714556 Jy ! Component: 100 - total flux cleaned = 0.0133899 Jy ! Component: 150 - total flux cleaned = 0.0189207 Jy ! Component: 200 - total flux cleaned = 0.0238443 Jy ! Total flux subtracted in 200 components = 0.0238443 Jy ! Clean residual min=-0.003082 max=0.003584 Jy/beam ! Clean residual mean=-0.000002 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.473802 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 139 components and 0.473802 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=8.559 mas, bmaj=9.219 mas, bpa=76.76 degrees ! Estimated noise=0.483562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00815694 Jy ! Component: 100 - total flux cleaned = 0.0146894 Jy ! Component: 150 - total flux cleaned = 0.0201726 Jy ! Component: 200 - total flux cleaned = 0.0248429 Jy ! Total flux subtracted in 200 components = 0.0248429 Jy ! Clean residual min=-0.003515 max=0.004691 Jy/beam ! Clean residual mean=-0.000000 rms=0.001249 Jy/beam ! Combined flux in latest and established models = 0.498645 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 = 0.00400676 Jy ! Component: 100 - total flux cleaned = 0.00746372 Jy ! Component: 150 - total flux cleaned = 0.0104674 Jy ! Component: 200 - total flux cleaned = 0.013085 Jy ! Total flux subtracted in 200 components = 0.013085 Jy ! Clean residual min=-0.003317 max=0.004084 Jy/beam ! Clean residual mean=0.000002 rms=0.001055 Jy/beam ! Combined flux in latest and established models = 0.51173 Jy ! Adding 192 model components to the UV plane model. ! The established model now contains 317 components and 0.511729 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.9 mas, bmaj=4.972 mas, bpa=-79.43 degrees ! Estimated noise=0.37943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222108 Jy ! Component: 100 - total flux cleaned = 0.00379584 Jy ! Component: 150 - total flux cleaned = 0.00480435 Jy ! Component: 200 - total flux cleaned = 0.005524 Jy ! Total flux subtracted in 200 components = 0.005524 Jy ! Clean residual min=-0.002131 max=0.002269 Jy/beam ! Clean residual mean=0.000008 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.517253 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 354 components and 0.517253 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068039Jy sigma=1.145326 ! Fit after self-cal, rms=0.068014Jy sigma=1.144928 wmodel J1936+7131_S_map.mod ! Writing 354 model components to file: J1936+7131_S_map.mod wobs J1936+7131_S_uvs.fits ! Writing UV FITS file: J1936+7131_S_uvs.fits wwins J1936+7131_S_map.win ! wwins: Wrote 9 windows to J1936+7131_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 = 0.000709231 Jy ! Component: 100 - total flux cleaned = 0.00129495 Jy ! Component: 150 - total flux cleaned = 0.00148209 Jy ! Component: 200 - total flux cleaned = 0.00162658 Jy ! Component: 250 - total flux cleaned = 0.00187031 Jy ! Component: 300 - total flux cleaned = 0.00190427 Jy ! Component: 350 - total flux cleaned = 0.00203673 Jy ! Component: 400 - total flux cleaned = 0.00206873 Jy ! Component: 450 - total flux cleaned = 0.00209992 Jy ! Component: 500 - total flux cleaned = 0.00209943 Jy ! Component: 550 - total flux cleaned = 0.00197874 Jy ! Component: 600 - total flux cleaned = 0.00191947 Jy ! Component: 650 - total flux cleaned = 0.00183234 Jy ! Component: 700 - total flux cleaned = 0.0017185 Jy ! Component: 750 - total flux cleaned = 0.00166307 Jy ! Component: 800 - total flux cleaned = 0.00166321 Jy ! Component: 850 - total flux cleaned = 0.00160958 Jy ! Component: 900 - total flux cleaned = 0.00163641 Jy ! Component: 950 - total flux cleaned = 0.00163619 Jy ! Component: 1000 - total flux cleaned = 0.00155976 Jy ! Component: 1050 - total flux cleaned = 0.00160991 Jy ! Component: 1100 - total flux cleaned = 0.00155971 Jy ! Component: 1150 - total flux cleaned = 0.00158359 Jy ! Component: 1200 - total flux cleaned = 0.00151082 Jy ! Component: 1250 - total flux cleaned = 0.00146338 Jy ! Component: 1300 - total flux cleaned = 0.00144002 Jy ! Component: 1350 - total flux cleaned = 0.00130103 Jy ! Component: 1400 - total flux cleaned = 0.00130104 Jy ! Component: 1450 - total flux cleaned = 0.00125611 Jy ! Component: 1500 - total flux cleaned = 0.0012785 Jy ! Component: 1550 - total flux cleaned = 0.00116778 Jy ! Component: 1600 - total flux cleaned = 0.00112439 Jy ! Component: 1650 - total flux cleaned = 0.00114612 Jy ! Component: 1700 - total flux cleaned = 0.00114611 Jy ! Component: 1750 - total flux cleaned = 0.00106158 Jy ! Component: 1800 - total flux cleaned = 0.00101993 Jy ! Component: 1850 - total flux cleaned = 0.00095821 Jy ! Component: 1900 - total flux cleaned = 0.000937602 Jy ! Component: 1950 - total flux cleaned = 0.000856763 Jy ! Component: 2000 - total flux cleaned = 0.000856727 Jy ! Component: 2050 - total flux cleaned = 0.000797252 Jy ! Component: 2100 - total flux cleaned = 0.000836071 Jy ! Component: 2150 - total flux cleaned = 0.000777563 Jy ! Component: 2200 - total flux cleaned = 0.000700654 Jy ! Component: 2250 - total flux cleaned = 0.000719712 Jy ! Component: 2300 - total flux cleaned = 0.000587493 Jy ! Component: 2350 - total flux cleaned = 0.000568737 Jy ! Component: 2400 - total flux cleaned = 0.000531822 Jy ! Component: 2450 - total flux cleaned = 0.00051334 Jy ! Component: 2500 - total flux cleaned = 0.000477068 Jy ! Component: 2550 - total flux cleaned = 0.000495156 Jy ! Component: 2600 - total flux cleaned = 0.00047716 Jy ! Component: 2650 - total flux cleaned = 0.000405932 Jy ! Component: 2700 - total flux cleaned = 0.000335686 Jy ! Component: 2750 - total flux cleaned = 0.00033572 Jy ! Component: 2800 - total flux cleaned = 0.00023187 Jy ! Component: 2850 - total flux cleaned = 0.000248965 Jy ! Component: 2900 - total flux cleaned = 0.000231935 Jy ! Component: 2950 - total flux cleaned = 0.000181317 Jy ! Component: 3000 - total flux cleaned = 0.000214868 Jy ! Component: 3050 - total flux cleaned = 0.000214799 Jy ! Component: 3100 - total flux cleaned = 0.000198211 Jy ! Component: 3150 - total flux cleaned = 0.000132806 Jy ! Component: 3200 - total flux cleaned = 0.000214212 Jy ! Component: 3250 - total flux cleaned = 0.000197783 Jy ! Component: 3300 - total flux cleaned = 0.000165583 Jy ! Component: 3350 - total flux cleaned = 0.00018144 Jy ! Component: 3400 - total flux cleaned = 0.00016559 Jy ! Component: 3450 - total flux cleaned = 0.000149829 Jy ! Component: 3500 - total flux cleaned = 0.000181087 Jy ! Component: 3550 - total flux cleaned = 0.000211817 Jy ! Component: 3600 - total flux cleaned = 0.000134765 Jy ! Component: 3650 - total flux cleaned = 0.000180631 Jy ! Component: 3700 - total flux cleaned = 0.000195669 Jy ! Component: 3750 - total flux cleaned = 0.00022582 Jy ! Component: 3800 - total flux cleaned = 0.000210881 Jy ! Component: 3850 - total flux cleaned = 0.000240612 Jy ! Component: 3900 - total flux cleaned = 0.000285172 Jy ! Component: 3950 - total flux cleaned = 0.000285029 Jy ! Component: 4000 - total flux cleaned = 0.00031425 Jy ! Component: 4050 - total flux cleaned = 0.000328734 Jy ! Total flux subtracted in 4096 components = 0.000328765 Jy ! Clean residual min=-0.000842 max=0.000947 Jy/beam ! Clean residual mean=0.000003 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.517582 Jy keep ! Adding 342 model components to the UV plane model. ! The established model now contains 696 components and 0.517582 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1936+7131_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.9 x 4.972 at -79.43 degrees (North through East) ! Clean map min=-0.001451 max=0.35814 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1936+7131_S_map.fits wmodel /vlbi/uf001/uva//J1936+7131_S_map.mod ! Writing 696 model components to file: /vlbi/uf001/uva//J1936+7131_S_map.mod wobs /vlbi/uf001/uva//J1936+7131_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1936+7131_S_uvs.fits wwins /vlbi/uf001/uva//J1936+7131_S_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1936+7131_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.358138 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000271946 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.2278 0.2278 0.4556 0.9112 1.8224 3.6448 7.2896 14.5792 29.1584 58.3168 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.358 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1316.94 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1936+7131_S_dfm.log closed on Mon Jan 14 05:09:54 2019