! Started logfile: /vlbi/uf001/uva//J0251+5616_S_dfm.log on Sun Jan 13 21:32:59 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//J0251+5616_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0251+5616_S_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97716 visibilities/baseline/integration-bin. ! Found source: J0251+5616 ! ! 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 9498 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 J0251+5616_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.076999Jy sigma=21.533760 ! Fit after self-cal, rms=0.643026Jy sigma=13.099776 ! 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=3.125 mas, bmaj=4.132 mas, bpa=-3.736 degrees ! Estimated noise=0.556209 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 = 0.26127 Jy ! Component: 100 - total flux cleaned = 0.344536 Jy ! Total flux subtracted in 100 components = 0.344536 Jy ! Clean residual min=-0.013102 max=0.037799 Jy/beam ! Clean residual mean=-0.000028 rms=0.003830 Jy/beam ! Combined flux in latest and established models = 0.344536 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.344536 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.153335Jy sigma=2.115861 ! Fit after self-cal, rms=0.153291Jy sigma=2.115399 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0444627 Jy ! Component: 100 - total flux cleaned = 0.0715641 Jy ! Total flux subtracted in 100 components = 0.0715641 Jy ! Clean residual min=-0.009537 max=0.014348 Jy/beam ! Clean residual mean=-0.000011 rms=0.002214 Jy/beam ! Combined flux in latest and established models = 0.4161 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.4161 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.131793Jy sigma=1.601842 ! Fit after self-cal, rms=0.131775Jy sigma=1.601493 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.017855 Jy ! Component: 100 - total flux cleaned = 0.0300192 Jy ! Total flux subtracted in 100 components = 0.0300192 Jy ! Clean residual min=-0.009081 max=0.008045 Jy/beam ! Clean residual mean=-0.000004 rms=0.001828 Jy/beam ! Combined flux in latest and established models = 0.446119 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.446119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.127054Jy sigma=1.508566 ! Fit after self-cal, rms=0.127050Jy sigma=1.508474 ! 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=3.686 mas, bmaj=4.893 mas, bpa=-1.221 degrees ! Estimated noise=0.366201 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 = 0.0109176 Jy ! Component: 100 - total flux cleaned = 0.0172682 Jy ! Component: 150 - total flux cleaned = 0.0208271 Jy ! Component: 200 - total flux cleaned = 0.0215144 Jy ! Total flux subtracted in 200 components = 0.0215144 Jy ! Clean residual min=-0.010642 max=0.006504 Jy/beam ! Clean residual mean=-0.000007 rms=0.002093 Jy/beam ! Combined flux in latest and established models = 0.467634 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.467634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.125122Jy sigma=1.489055 ! Fit after self-cal, rms=0.125120Jy sigma=1.488974 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.686 x 4.893 at -1.221 degrees (North through East) ! Clean map min=-0.010221 max=0.35137 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 1.02 KP 1.03 ! LA 0.98 MK 1.06 NL 1.06 OV 0.99 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.79 FD 1.02 HN 1.03 KP 1.02 ! LA 0.97 MK 1.06 NL 1.06 OV 0.98 ! PT 1.00 SC 1.15 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 1.02 KP 1.02 ! LA 0.99 MK 1.04 NL 1.06 OV 1.01 ! PT 1.00 SC 1.04 ! ! ! Fit before self-cal, rms=0.125120Jy sigma=1.488974 ! Fit after self-cal, rms=0.096331Jy sigma=1.352675 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.751 mas, bmaj=4.948 mas, bpa=-0.8286 degrees ! Estimated noise=0.372801 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 = 0.00162647 Jy ! Component: 100 - total flux cleaned = 0.00144598 Jy ! Component: 150 - total flux cleaned = 0.00144565 Jy ! Component: 200 - total flux cleaned = 0.00136973 Jy ! Total flux subtracted in 200 components = 0.00136973 Jy ! Clean residual min=-0.007314 max=0.005151 Jy/beam ! Clean residual mean=-0.000002 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 0.469004 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 49 components and 0.469004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096049Jy sigma=1.350284 ! Fit after self-cal, rms=0.096038Jy sigma=1.350047 ! 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=0.096038Jy sigma=1.350047 ! Fit after self-cal, rms=0.060077Jy sigma=1.115563 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.747 mas, bmaj=4.945 mas, bpa=-0.7887 degrees ! Estimated noise=0.371985 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00121368 Jy ! Component: 100 - total flux cleaned = -0.00149135 Jy ! Component: 150 - total flux cleaned = -0.00169028 Jy ! Component: 200 - total flux cleaned = -0.00187386 Jy ! Total flux subtracted in 200 components = -0.00187386 Jy ! Clean residual min=-0.001962 max=0.002096 Jy/beam ! Clean residual mean=-0.000006 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.46713 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.46713 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059983Jy sigma=1.113749 ! Fit after self-cal, rms=0.059981Jy sigma=1.113295 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 (21, 57.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000571884 Jy ! Component: 100 - total flux cleaned = 0.00069348 Jy ! Component: 150 - total flux cleaned = 0.00064532 Jy ! Component: 200 - total flux cleaned = 0.00050486 Jy ! Total flux subtracted in 200 components = 0.00050486 Jy ! Clean residual min=-0.001852 max=0.001857 Jy/beam ! Clean residual mean=-0.000005 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.467635 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 75 components and 0.467635 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059877Jy sigma=1.111175 ! Fit after self-cal, rms=0.059875Jy sigma=1.111129 ! 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=0.059875Jy sigma=1.111129 ! Fit after self-cal, rms=0.059931Jy sigma=1.110928 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.751 mas, bmaj=4.949 mas, bpa=-0.7708 degrees ! Estimated noise=0.372198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00056015 Jy ! Component: 100 - total flux cleaned = -0.000648576 Jy ! Component: 150 - total flux cleaned = -0.000775667 Jy ! Component: 200 - total flux cleaned = -0.00089667 Jy ! Total flux subtracted in 200 components = -0.00089667 Jy ! Clean residual min=-0.001764 max=0.001821 Jy/beam ! Clean residual mean=-0.000005 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.466738 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.466738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059873Jy sigma=1.109792 ! Fit after self-cal, rms=0.059874Jy sigma=1.109770 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 (-36.5, -25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480454 Jy ! Component: 100 - total flux cleaned = 0.000241209 Jy ! Component: 150 - total flux cleaned = 0.000283187 Jy ! Component: 200 - total flux cleaned = 0.000244769 Jy ! Total flux subtracted in 200 components = 0.000244769 Jy ! Clean residual min=-0.001760 max=0.001717 Jy/beam ! Clean residual mean=-0.000005 rms=0.000408 Jy/beam ! Combined flux in latest and established models = 0.466983 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 0.466983 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059800Jy sigma=1.108365 ! Fit after self-cal, rms=0.059799Jy sigma=1.108344 ! 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=0.059799Jy sigma=1.108344 ! Fit after self-cal, rms=0.059783Jy sigma=1.108268 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.88 mas, bmaj=8.538 mas, bpa=14.8 degrees ! Estimated noise=0.476032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000855813 Jy ! Component: 100 - total flux cleaned = -0.0013325 Jy ! Component: 150 - total flux cleaned = -0.00167562 Jy ! Component: 200 - total flux cleaned = -0.00194982 Jy ! Total flux subtracted in 200 components = -0.00194982 Jy ! Clean residual min=-0.001532 max=0.001308 Jy/beam ! Clean residual mean=-0.000014 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.465033 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 116 components and 0.465033 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059764Jy sigma=1.107940 ! Fit after self-cal, rms=0.059764Jy sigma=1.107921 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 = -0.000340867 Jy ! Component: 100 - total flux cleaned = -0.000412287 Jy ! Component: 150 - total flux cleaned = -0.000451057 Jy ! Component: 200 - total flux cleaned = -0.0004747 Jy ! Total flux subtracted in 200 components = -0.0004747 Jy ! Clean residual min=-0.001522 max=0.001253 Jy/beam ! Clean residual mean=-0.000015 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.464558 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.464558 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059758Jy sigma=1.107823 ! Fit after self-cal, rms=0.059758Jy sigma=1.107816 ! 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=3.751 mas, bmaj=4.95 mas, bpa=-0.8469 degrees ! Estimated noise=0.372085 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.751 x 4.95 at -0.8469 degrees (North through East) ! Clean map min=-0.0017905 max=0.35868 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=3.175 mas, bmaj=4.178 mas, bpa=-3.385 degrees ! Estimated noise=0.573289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.268671 Jy ! Component: 100 - total flux cleaned = 0.351796 Jy ! Component: 150 - total flux cleaned = 0.394175 Jy ! Component: 200 - total flux cleaned = 0.419526 Jy ! Total flux subtracted in 200 components = 0.419526 Jy ! Clean residual min=-0.006012 max=0.013211 Jy/beam ! Clean residual mean=-0.000012 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 0.419526 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.419526 Jy ! Inverting map and beam ! Estimated beam: bmin=3.751 mas, bmaj=4.95 mas, bpa=-0.8469 degrees ! Estimated noise=0.372085 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 = 0.0200408 Jy ! Component: 100 - total flux cleaned = 0.0313086 Jy ! Component: 150 - total flux cleaned = 0.0379746 Jy ! Component: 200 - total flux cleaned = 0.040307 Jy ! Total flux subtracted in 200 components = 0.040307 Jy ! Clean residual min=-0.002754 max=0.002955 Jy/beam ! Clean residual mean=-0.000007 rms=0.000599 Jy/beam ! Combined flux in latest and established models = 0.459833 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 42 components and 0.459833 Jy ! Inverting map ! Added new window around map position (-5, -32). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194317 Jy ! Component: 100 - total flux cleaned = 0.0034879 Jy ! Component: 150 - total flux cleaned = 0.0044193 Jy ! Component: 200 - total flux cleaned = 0.0051514 Jy ! Total flux subtracted in 200 components = 0.0051514 Jy ! Clean residual min=-0.002250 max=0.002406 Jy/beam ! Clean residual mean=-0.000004 rms=0.000515 Jy/beam ! Combined flux in latest and established models = 0.464984 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 52 components and 0.464984 Jy ! Inverting map ! Added new window around map position (7, 21). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112282 Jy ! Component: 100 - total flux cleaned = 0.00156733 Jy ! Component: 150 - total flux cleaned = 0.00173304 Jy ! Component: 200 - total flux cleaned = 0.00196479 Jy ! Total flux subtracted in 200 components = 0.00196479 Jy ! Clean residual min=-0.001925 max=0.002122 Jy/beam ! Clean residual mean=-0.000004 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.466949 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 70 components and 0.466949 Jy ! Inverting map ! Added new window around map position (22, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160109 Jy ! Component: 100 - total flux cleaned = 0.00167568 Jy ! Component: 150 - total flux cleaned = 0.0016757 Jy ! Component: 200 - total flux cleaned = 0.00154651 Jy ! Total flux subtracted in 200 components = 0.00154651 Jy ! Clean residual min=-0.001761 max=0.001948 Jy/beam ! Clean residual mean=-0.000003 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.468496 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 88 components and 0.468496 Jy ! Inverting map ! Added new window around map position (29.5, 104.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000898278 Jy ! Component: 100 - total flux cleaned = 0.000772493 Jy ! Component: 150 - total flux cleaned = 0.000652201 Jy ! Component: 200 - total flux cleaned = 0.000482439 Jy ! Total flux subtracted in 200 components = 0.000482439 Jy ! Clean residual min=-0.001635 max=0.001859 Jy/beam ! Clean residual mean=-0.000004 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.468978 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 105 components and 0.468978 Jy ! Inverting map ! Added new window around map position (30, -68). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000839413 Jy ! Component: 100 - total flux cleaned = 0.00136006 Jy ! Component: 150 - total flux cleaned = 0.00141494 Jy ! Component: 200 - total flux cleaned = 0.00131165 Jy ! Total flux subtracted in 200 components = 0.00131165 Jy ! Clean residual min=-0.001520 max=0.001571 Jy/beam ! Clean residual mean=-0.000002 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.47029 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 119 components and 0.47029 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=7.88 mas, bmaj=8.538 mas, bpa=14.8 degrees ! Estimated noise=0.476032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000548546 Jy ! Component: 100 - total flux cleaned = -0.000954122 Jy ! Component: 150 - total flux cleaned = -0.00114105 Jy ! Component: 200 - total flux cleaned = -0.00128464 Jy ! Total flux subtracted in 200 components = -0.00128464 Jy ! Clean residual min=-0.001274 max=0.001114 Jy/beam ! Clean residual mean=-0.000009 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.469005 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 = -2.26558e-05 Jy ! Component: 100 - total flux cleaned = -8.38335e-05 Jy ! Component: 150 - total flux cleaned = -0.000102842 Jy ! Component: 200 - total flux cleaned = -0.000157098 Jy ! Total flux subtracted in 200 components = -0.000157098 Jy ! Clean residual min=-0.001211 max=0.001105 Jy/beam ! Clean residual mean=-0.000010 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.468848 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 151 components and 0.468848 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.751 mas, bmaj=4.95 mas, bpa=-0.8469 degrees ! Estimated noise=0.372085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00031503 Jy ! Component: 100 - total flux cleaned = 0.000506534 Jy ! Component: 150 - total flux cleaned = 0.000552587 Jy ! Component: 200 - total flux cleaned = 0.000552716 Jy ! Total flux subtracted in 200 components = 0.000552716 Jy ! Clean residual min=-0.001460 max=0.001505 Jy/beam ! Clean residual mean=-0.000004 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.469401 Jy selfcal ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 164 components and 0.469401 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.059703Jy sigma=1.106630 ! Fit after self-cal, rms=0.059693Jy sigma=1.106445 wmodel J0251+5616_S_map.mod ! Writing 164 model components to file: J0251+5616_S_map.mod wobs J0251+5616_S_uvs.fits ! Writing UV FITS file: J0251+5616_S_uvs.fits wwins J0251+5616_S_map.win ! wwins: Wrote 8 windows to J0251+5616_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 = 3.54199e-05 Jy ! Component: 100 - total flux cleaned = -9.54956e-05 Jy ! Component: 150 - total flux cleaned = -0.000222393 Jy ! Component: 200 - total flux cleaned = -0.000295682 Jy ! Component: 250 - total flux cleaned = -0.000413776 Jy ! Component: 300 - total flux cleaned = -0.000505585 Jy ! Component: 350 - total flux cleaned = -0.000527948 Jy ! Component: 400 - total flux cleaned = -0.000572136 Jy ! Component: 450 - total flux cleaned = -0.000593897 Jy ! Component: 500 - total flux cleaned = -0.000615297 Jy ! Component: 550 - total flux cleaned = -0.000636039 Jy ! Component: 600 - total flux cleaned = -0.000615515 Jy ! Component: 650 - total flux cleaned = -0.000655754 Jy ! Component: 700 - total flux cleaned = -0.000635508 Jy ! Component: 750 - total flux cleaned = -0.000615745 Jy ! Component: 800 - total flux cleaned = -0.00063475 Jy ! Component: 850 - total flux cleaned = -0.00069186 Jy ! Component: 900 - total flux cleaned = -0.000672895 Jy ! Component: 950 - total flux cleaned = -0.00076597 Jy ! Component: 1000 - total flux cleaned = -0.000728979 Jy ! Component: 1050 - total flux cleaned = -0.00078368 Jy ! Component: 1100 - total flux cleaned = -0.00080161 Jy ! Component: 1150 - total flux cleaned = -0.000855038 Jy ! Component: 1200 - total flux cleaned = -0.000837414 Jy ! Component: 1250 - total flux cleaned = -0.000924915 Jy ! Component: 1300 - total flux cleaned = -0.000855338 Jy ! Component: 1350 - total flux cleaned = -0.000923963 Jy ! Component: 1400 - total flux cleaned = -0.000923835 Jy ! Component: 1450 - total flux cleaned = -0.000923868 Jy ! Component: 1500 - total flux cleaned = -0.000923987 Jy ! Component: 1550 - total flux cleaned = -0.000907287 Jy ! Component: 1600 - total flux cleaned = -0.000907179 Jy ! Component: 1650 - total flux cleaned = -0.000939652 Jy ! Component: 1700 - total flux cleaned = -0.000939922 Jy ! Component: 1750 - total flux cleaned = -0.000955795 Jy ! Component: 1800 - total flux cleaned = -0.000971786 Jy ! Component: 1850 - total flux cleaned = -0.000955947 Jy ! Component: 1900 - total flux cleaned = -0.000987136 Jy ! Component: 1950 - total flux cleaned = -0.000971964 Jy ! Component: 2000 - total flux cleaned = -0.00101791 Jy ! Component: 2050 - total flux cleaned = -0.00101795 Jy ! Component: 2100 - total flux cleaned = -0.000972843 Jy ! Component: 2150 - total flux cleaned = -0.0010178 Jy ! Component: 2200 - total flux cleaned = -0.00103249 Jy ! Component: 2250 - total flux cleaned = -0.00101773 Jy ! Component: 2300 - total flux cleaned = -0.00104692 Jy ! Component: 2350 - total flux cleaned = -0.0010034 Jy ! Component: 2400 - total flux cleaned = -0.00104646 Jy ! Component: 2450 - total flux cleaned = -0.00108918 Jy ! Component: 2500 - total flux cleaned = -0.00103253 Jy ! Component: 2550 - total flux cleaned = -0.00103274 Jy ! Component: 2600 - total flux cleaned = -0.00104671 Jy ! Component: 2650 - total flux cleaned = -0.00106055 Jy ! Component: 2700 - total flux cleaned = -0.00110182 Jy ! Component: 2750 - total flux cleaned = -0.00111542 Jy ! Component: 2800 - total flux cleaned = -0.00110175 Jy ! Component: 2850 - total flux cleaned = -0.00114224 Jy ! Component: 2900 - total flux cleaned = -0.00115559 Jy ! Component: 2950 - total flux cleaned = -0.00116888 Jy ! Component: 3000 - total flux cleaned = -0.00114229 Jy ! Component: 3050 - total flux cleaned = -0.00116856 Jy ! Component: 3100 - total flux cleaned = -0.00115553 Jy ! Component: 3150 - total flux cleaned = -0.00118154 Jy ! Component: 3200 - total flux cleaned = -0.0011815 Jy ! Component: 3250 - total flux cleaned = -0.00115577 Jy ! Component: 3300 - total flux cleaned = -0.00127082 Jy ! Component: 3350 - total flux cleaned = -0.00121995 Jy ! Component: 3400 - total flux cleaned = -0.00120729 Jy ! Component: 3450 - total flux cleaned = -0.00123244 Jy ! Component: 3500 - total flux cleaned = -0.00129502 Jy ! Component: 3550 - total flux cleaned = -0.00130752 Jy ! Component: 3600 - total flux cleaned = -0.00134457 Jy ! Component: 3650 - total flux cleaned = -0.00130769 Jy ! Component: 3700 - total flux cleaned = -0.0013566 Jy ! Component: 3750 - total flux cleaned = -0.00140527 Jy ! Component: 3800 - total flux cleaned = -0.00145368 Jy ! Component: 3850 - total flux cleaned = -0.00144153 Jy ! Component: 3900 - total flux cleaned = -0.00145355 Jy ! Component: 3950 - total flux cleaned = -0.00148927 Jy ! Component: 4000 - total flux cleaned = -0.00151297 Jy ! Component: 4050 - total flux cleaned = -0.00151291 Jy ! Total flux subtracted in 4096 components = -0.0015953 Jy ! Clean residual min=-0.000771 max=0.000738 Jy/beam ! Clean residual mean=-0.000004 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.467806 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 467 components and 0.467806 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0251+5616_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.751 x 4.95 at -0.8469 degrees (North through East) ! Clean map min=-0.0018929 max=0.35891 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0251+5616_S_map.fits wmodel /vlbi/uf001/uva//J0251+5616_S_map.mod ! Writing 467 model components to file: /vlbi/uf001/uva//J0251+5616_S_map.mod wobs /vlbi/uf001/uva//J0251+5616_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0251+5616_S_uvs.fits wwins /vlbi/uf001/uva//J0251+5616_S_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0251+5616_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.358906 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000205763 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.171992 0.171992 0.343984 0.687968 1.37594 2.75187 5.50374 11.0075 22.015 44.0299 88.0599 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.358 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1744.27 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0251+5616_S_dfm.log closed on Sun Jan 13 21:33:04 2019