! Started logfile: /vlbi/bp222/maps//J2156-0037_S_dfm.log on Thu Sep 27 11:39:31 2018 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/bp222/maps//J2156-0037_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2156-0037_S_uvm.fits ! AN table 1: 28 integrations on 45 of 45 possible baselines. ! AN table 2: 47 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.887034 visibilities/baseline/integration-bin. ! Found source: J2156-0037 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 54 lines of history. ! ! Reading 9140 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J2156-0037_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 14 telescope corrections were flagged in sub-array 1. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 14 telescope corrections were flagged in sub-array 1. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 14 telescope corrections were flagged in sub-array 1. ! A total of 25 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 154 telescope corrections were flagged in sub-array 1. ! A total of 376 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.059491Jy sigma=14.032308 ! Fit after self-cal, rms=0.605106Jy sigma=7.996920 ! 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=2.857 mas, bmaj=8.045 mas, bpa=-9.566 degrees ! Estimated noise=0.823477 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 = 0.313929 Jy ! Component: 100 - total flux cleaned = 0.383746 Jy ! Total flux subtracted in 100 components = 0.383746 Jy ! Clean residual min=-0.013489 max=0.022764 Jy/beam ! Clean residual mean=0.000025 rms=0.003578 Jy/beam ! Combined flux in latest and established models = 0.383746 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.383746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102851Jy sigma=1.258149 ! Fit after self-cal, rms=0.102853Jy sigma=1.258117 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211361 Jy ! Component: 100 - total flux cleaned = 0.0301956 Jy ! Total flux subtracted in 100 components = 0.0301956 Jy ! Clean residual min=-0.014374 max=0.012456 Jy/beam ! Clean residual mean=0.000013 rms=0.003200 Jy/beam ! Combined flux in latest and established models = 0.413941 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.413941 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099230Jy sigma=1.190817 ! Fit after self-cal, rms=0.099232Jy sigma=1.190770 ! 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=3.463 mas, bmaj=9.534 mas, bpa=-11.27 degrees ! Estimated noise=0.658661 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 = -0.00100279 Jy ! Component: 100 - total flux cleaned = -0.00101955 Jy ! Component: 150 - total flux cleaned = -0.00103313 Jy ! Component: 200 - total flux cleaned = -0.0011407 Jy ! Total flux subtracted in 200 components = -0.0011407 Jy ! Clean residual min=-0.015255 max=0.011985 Jy/beam ! Clean residual mean=0.000022 rms=0.003423 Jy/beam ! Combined flux in latest and established models = 0.412801 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 25 components and 0.412801 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.098824Jy sigma=1.182857 ! Fit after self-cal, rms=0.098827Jy sigma=1.182837 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.463 x 9.534 at -11.27 degrees (North through East) ! Clean map min=-0.015006 max=0.40628 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 1.05 KP 1.05 ! LA 1.03 MK 1.06 NL 0.98 OV 1.04 ! PT 1.02 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.96 HN 0.97 LA 0.96 ! MK 0.99 NL 0.93 OV 0.95 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.58 FD 1.04 HN 1.06 KP 1.05 ! LA 1.01 MK 1.06 NL 1.02 OV 1.04 ! PT 1.04 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.74 FD 0.94 HN 0.98 LA 0.93 ! MK 1.00 NL 0.96 OV 0.96 PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 1.09 KP 1.03 ! LA 1.03 MK 1.05 NL 1.03 OV 1.03 ! PT 1.03 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.94 HN 0.97 LA 0.93 ! MK 1.01 NL 0.92 OV 0.97 PT 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 10.44 HN 1.06 KP 1.00* ! LA 4.28 MK 1.00* NL 1.00* OV 1.06 ! PT 0.99 SC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.098827Jy sigma=1.182837 ! Fit after self-cal, rms=0.065386Jy sigma=0.761642 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.485 mas, bmaj=9.609 mas, bpa=-11.45 degrees ! Estimated noise=0.657317 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 = 0.00258884 Jy ! Component: 100 - total flux cleaned = 0.00276641 Jy ! Component: 150 - total flux cleaned = 0.00276459 Jy ! Component: 200 - total flux cleaned = 0.00286726 Jy ! Total flux subtracted in 200 components = 0.00286726 Jy ! Clean residual min=-0.004188 max=0.004327 Jy/beam ! Clean residual mean=0.000001 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 0.415668 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.415668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065156Jy sigma=0.758506 ! Fit after self-cal, rms=0.065275Jy sigma=0.758303 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065275Jy sigma=0.758303 ! Fit after self-cal, rms=0.065383Jy sigma=0.757978 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.485 mas, bmaj=9.624 mas, bpa=-11.51 degrees ! Estimated noise=0.657514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000675799 Jy ! Component: 100 - total flux cleaned = 0.000813869 Jy ! Component: 150 - total flux cleaned = 0.00100789 Jy ! Component: 200 - total flux cleaned = 0.00114691 Jy ! Total flux subtracted in 200 components = 0.00114691 Jy ! Clean residual min=-0.004268 max=0.004293 Jy/beam ! Clean residual mean=0.000001 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.416815 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.416815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065315Jy sigma=0.757271 ! Fit after self-cal, rms=0.065317Jy sigma=0.757261 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 = 0.000157706 Jy ! Component: 100 - total flux cleaned = 0.000298692 Jy ! Component: 150 - total flux cleaned = 0.00042467 Jy ! Component: 200 - total flux cleaned = 0.000538193 Jy ! Total flux subtracted in 200 components = 0.000538193 Jy ! Clean residual min=-0.004288 max=0.004218 Jy/beam ! Clean residual mean=0.000001 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.417353 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.417353 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065292Jy sigma=0.757062 ! Fit after self-cal, rms=0.065292Jy sigma=0.757054 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065292Jy sigma=0.757054 ! Fit after self-cal, rms=0.060369Jy sigma=0.710781 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.48 mas, bmaj=9.63 mas, bpa=-11.51 degrees ! Estimated noise=0.657026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100541 Jy ! Component: 100 - total flux cleaned = 0.000206391 Jy ! Component: 150 - total flux cleaned = 0.000294808 Jy ! Component: 200 - total flux cleaned = 0.000359983 Jy ! Total flux subtracted in 200 components = 0.000359983 Jy ! Clean residual min=-0.001797 max=0.001808 Jy/beam ! Clean residual mean=0.000004 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.417713 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.417713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060364Jy sigma=0.710680 ! Fit after self-cal, rms=0.060370Jy sigma=0.710626 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 = 6.21507e-05 Jy ! Component: 100 - total flux cleaned = 7.28436e-05 Jy ! Component: 150 - total flux cleaned = 8.24479e-05 Jy ! Component: 200 - total flux cleaned = 9.18309e-05 Jy ! Total flux subtracted in 200 components = 9.18309e-05 Jy ! Clean residual min=-0.001805 max=0.001787 Jy/beam ! Clean residual mean=0.000004 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.417805 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 48 components and 0.417805 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060366Jy sigma=0.710593 ! Fit after self-cal, rms=0.060366Jy sigma=0.710590 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060366Jy sigma=0.710590 ! Fit after self-cal, rms=0.060348Jy sigma=0.710565 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.814 mas, bmaj=13.48 mas, bpa=-5.054 degrees ! Estimated noise=0.78168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00040361 Jy ! Component: 100 - total flux cleaned = 0.000486899 Jy ! Component: 150 - total flux cleaned = 0.000549679 Jy ! Component: 200 - total flux cleaned = 0.00060841 Jy ! Total flux subtracted in 200 components = 0.00060841 Jy ! Clean residual min=-0.001970 max=0.001910 Jy/beam ! Clean residual mean=0.000006 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.418413 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 51 components and 0.418413 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060355Jy sigma=0.710552 ! Fit after self-cal, rms=0.060353Jy sigma=0.710536 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 = 3.45479e-07 Jy ! Component: 100 - total flux cleaned = 4.60245e-05 Jy ! Component: 150 - total flux cleaned = 7.90632e-05 Jy ! Component: 200 - total flux cleaned = 9.62742e-05 Jy ! Total flux subtracted in 200 components = 9.62742e-05 Jy ! Clean residual min=-0.001963 max=0.001917 Jy/beam ! Clean residual mean=0.000006 rms=0.000519 Jy/beam ! Combined flux in latest and established models = 0.41851 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 55 components and 0.41851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060357Jy sigma=0.710585 ! Fit after self-cal, rms=0.060355Jy sigma=0.710568 ! 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=3.478 mas, bmaj=9.632 mas, bpa=-11.53 degrees ! Estimated noise=0.656749 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.478 x 9.632 at -11.53 degrees (North through East) ! Clean map min=-0.0017327 max=0.40318 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=2.869 mas, bmaj=8.124 mas, bpa=-9.835 degrees ! Estimated noise=0.818248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.311927 Jy ! Component: 100 - total flux cleaned = 0.380402 Jy ! Component: 150 - total flux cleaned = 0.399982 Jy ! Component: 200 - total flux cleaned = 0.408177 Jy ! Total flux subtracted in 200 components = 0.408177 Jy ! Clean residual min=-0.002577 max=0.003788 Jy/beam ! Clean residual mean=0.000006 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 0.408177 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.408177 Jy ! Inverting map and beam ! Estimated beam: bmin=3.478 mas, bmaj=9.632 mas, bpa=-11.53 degrees ! Estimated noise=0.656749 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 = 0.0051439 Jy ! Component: 100 - total flux cleaned = 0.00763881 Jy ! Component: 150 - total flux cleaned = 0.00896148 Jy ! Component: 200 - total flux cleaned = 0.0097319 Jy ! Total flux subtracted in 200 components = 0.0097319 Jy ! Clean residual min=-0.001788 max=0.001729 Jy/beam ! Clean residual mean=0.000004 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.417909 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 51 components and 0.417909 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=7.814 mas, bmaj=13.48 mas, bpa=-5.054 degrees ! Estimated noise=0.78168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000605904 Jy ! Component: 100 - total flux cleaned = 0.000684078 Jy ! Component: 150 - total flux cleaned = 0.000733835 Jy ! Component: 200 - total flux cleaned = 0.000773851 Jy ! Total flux subtracted in 200 components = 0.000773851 Jy ! Clean residual min=-0.001975 max=0.001898 Jy/beam ! Clean residual mean=0.000006 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.418683 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 = 2.65075e-05 Jy ! Component: 100 - total flux cleaned = 4.87495e-05 Jy ! Component: 150 - total flux cleaned = 6.80016e-05 Jy ! Component: 200 - total flux cleaned = 7.64249e-05 Jy ! Total flux subtracted in 200 components = 7.64249e-05 Jy ! Clean residual min=-0.001969 max=0.001908 Jy/beam ! Clean residual mean=0.000006 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.418759 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 65 components and 0.418759 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.478 mas, bmaj=9.632 mas, bpa=-11.53 degrees ! Estimated noise=0.656749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.33615e-05 Jy ! Component: 100 - total flux cleaned = -6.34719e-05 Jy ! Component: 150 - total flux cleaned = -9.82497e-05 Jy ! Component: 200 - total flux cleaned = -0.00012918 Jy ! Total flux subtracted in 200 components = -0.00012918 Jy ! Clean residual min=-0.001844 max=0.001716 Jy/beam ! Clean residual mean=0.000003 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.41863 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 73 components and 0.41863 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.060324Jy sigma=0.710364 ! Fit after self-cal, rms=0.060323Jy sigma=0.710356 wmodel J2156-0037_S_map.mod ! Writing 73 model components to file: J2156-0037_S_map.mod wobs J2156-0037_S_uvs.fits ! Writing UV FITS file: J2156-0037_S_uvs.fits wwins J2156-0037_S_map.win ! wwins: Wrote 1 windows to J2156-0037_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 = -0.000305173 Jy ! Component: 100 - total flux cleaned = -0.000306194 Jy ! Component: 150 - total flux cleaned = -0.000392557 Jy ! Component: 200 - total flux cleaned = -0.000420501 Jy ! Component: 250 - total flux cleaned = -0.000554724 Jy ! Component: 300 - total flux cleaned = -0.000632789 Jy ! Component: 350 - total flux cleaned = -0.000632165 Jy ! Component: 400 - total flux cleaned = -0.000656657 Jy ! Component: 450 - total flux cleaned = -0.000680839 Jy ! Component: 500 - total flux cleaned = -0.000633017 Jy ! Component: 550 - total flux cleaned = -0.000585861 Jy ! Component: 600 - total flux cleaned = -0.000562982 Jy ! Component: 650 - total flux cleaned = -0.000608112 Jy ! Component: 700 - total flux cleaned = -0.000652071 Jy ! Component: 750 - total flux cleaned = -0.000630754 Jy ! Component: 800 - total flux cleaned = -0.000652094 Jy ! Component: 850 - total flux cleaned = -0.00065192 Jy ! Component: 900 - total flux cleaned = -0.000609694 Jy ! Component: 950 - total flux cleaned = -0.000568734 Jy ! Component: 1000 - total flux cleaned = -0.000609009 Jy ! Component: 1050 - total flux cleaned = -0.000588797 Jy ! Component: 1100 - total flux cleaned = -0.000588728 Jy ! Component: 1150 - total flux cleaned = -0.000608087 Jy ! Component: 1200 - total flux cleaned = -0.000608082 Jy ! Component: 1250 - total flux cleaned = -0.000608063 Jy ! Component: 1300 - total flux cleaned = -0.000608178 Jy ! Component: 1350 - total flux cleaned = -0.00060832 Jy ! Component: 1400 - total flux cleaned = -0.0006818 Jy ! Component: 1450 - total flux cleaned = -0.000718062 Jy ! Component: 1500 - total flux cleaned = -0.000700532 Jy ! Component: 1550 - total flux cleaned = -0.000736331 Jy ! Component: 1600 - total flux cleaned = -0.000613577 Jy ! Component: 1650 - total flux cleaned = -0.000683575 Jy ! Component: 1700 - total flux cleaned = -0.000701013 Jy ! Component: 1750 - total flux cleaned = -0.000666754 Jy ! Component: 1800 - total flux cleaned = -0.000632928 Jy ! Component: 1850 - total flux cleaned = -0.000666143 Jy ! Component: 1900 - total flux cleaned = -0.000649253 Jy ! Component: 1950 - total flux cleaned = -0.000599891 Jy ! Component: 2000 - total flux cleaned = -0.000665094 Jy ! Component: 2050 - total flux cleaned = -0.000616565 Jy ! Component: 2100 - total flux cleaned = -0.000584565 Jy ! Component: 2150 - total flux cleaned = -0.000616478 Jy ! Component: 2200 - total flux cleaned = -0.000600608 Jy ! Component: 2250 - total flux cleaned = -0.000678355 Jy ! Component: 2300 - total flux cleaned = -0.000601217 Jy ! Component: 2350 - total flux cleaned = -0.000555491 Jy ! Component: 2400 - total flux cleaned = -0.000525236 Jy ! Component: 2450 - total flux cleaned = -0.000510491 Jy ! Component: 2500 - total flux cleaned = -0.000570104 Jy ! Component: 2550 - total flux cleaned = -0.000525673 Jy ! Component: 2600 - total flux cleaned = -0.000511165 Jy ! Component: 2650 - total flux cleaned = -0.000540296 Jy ! Component: 2700 - total flux cleaned = -0.000540244 Jy ! Component: 2750 - total flux cleaned = -0.00052585 Jy ! Component: 2800 - total flux cleaned = -0.000568521 Jy ! Component: 2850 - total flux cleaned = -0.000568186 Jy ! Component: 2900 - total flux cleaned = -0.000498267 Jy ! Component: 2950 - total flux cleaned = -0.000581463 Jy ! Component: 3000 - total flux cleaned = -0.000581437 Jy ! Component: 3050 - total flux cleaned = -0.000567752 Jy ! Component: 3100 - total flux cleaned = -0.000554259 Jy ! Component: 3150 - total flux cleaned = -0.000581293 Jy ! Component: 3200 - total flux cleaned = -0.00056786 Jy ! Component: 3250 - total flux cleaned = -0.000581236 Jy ! Component: 3300 - total flux cleaned = -0.000647177 Jy ! Component: 3350 - total flux cleaned = -0.00056871 Jy ! Component: 3400 - total flux cleaned = -0.000633627 Jy ! Component: 3450 - total flux cleaned = -0.000607965 Jy ! Component: 3500 - total flux cleaned = -0.000620759 Jy ! Component: 3550 - total flux cleaned = -0.000633453 Jy ! Component: 3600 - total flux cleaned = -0.000709253 Jy ! Component: 3650 - total flux cleaned = -0.000696568 Jy ! Component: 3700 - total flux cleaned = -0.000758899 Jy ! Component: 3750 - total flux cleaned = -0.000709305 Jy ! Component: 3800 - total flux cleaned = -0.000758494 Jy ! Component: 3850 - total flux cleaned = -0.000746308 Jy ! Component: 3900 - total flux cleaned = -0.00074647 Jy ! Component: 3950 - total flux cleaned = -0.000734171 Jy ! Component: 4000 - total flux cleaned = -0.00075811 Jy ! Component: 4050 - total flux cleaned = -0.000757958 Jy ! Total flux subtracted in 4096 components = -0.000746105 Jy ! Clean residual min=-0.000660 max=0.000891 Jy/beam ! Clean residual mean=0.000001 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.417884 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 370 components and 0.417884 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2156-0037_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.478 x 9.632 at -11.53 degrees (North through East) ! Clean map min=-0.0015502 max=0.40299 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2156-0037_S_map.fits wmodel /vlbi/bp222/maps//J2156-0037_S_map.mod ! Writing 370 model components to file: /vlbi/bp222/maps//J2156-0037_S_map.mod wobs /vlbi/bp222/maps//J2156-0037_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2156-0037_S_uvs.fits wwins /vlbi/bp222/maps//J2156-0037_S_map.win ! wwins: Wrote 2 windows to /vlbi/bp222/maps//J2156-0037_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.40299 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000219186 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.16317 0.16317 0.32634 0.652679 1.30536 2.61072 5.22143 10.4429 20.8857 41.7715 83.5429 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.402 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1838.58 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2156-0037_S_dfm.log closed on Thu Sep 27 11:39:34 2018