! Started logfile: /vlbi/uf001/uvm//J2020+2942_S_a_dfm.log on Sun Jan 13 22:27:46 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/uvm//J2020+2942_S_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2020+2942_S_a_uvm.fits ! AN table 1: 165 integrations on 36 of 36 possible baselines. ! AN table 2: 74 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.612207 visibilities/baseline/integration-bin. ! Found source: J2020+2942 ! ! 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 14715 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 J2020+2942_S_a] 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 622 telescope corrections were flagged in sub-array 1. ! A total of 54 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 622 telescope corrections were flagged in sub-array 1. ! A total of 54 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 622 telescope corrections were flagged in sub-array 1. ! A total of 54 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.087326Jy sigma=21.399428 ! Fit after self-cal, rms=0.823277Jy sigma=17.629159 ! 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=2.776 mas, bmaj=5.788 mas, bpa=-6.84 degrees ! Estimated noise=0.454453 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 = 0.145355 Jy ! Component: 100 - total flux cleaned = 0.232766 Jy ! Total flux subtracted in 100 components = 0.232766 Jy ! Clean residual min=-0.028839 max=0.064456 Jy/beam ! Clean residual mean=0.000291 rms=0.009108 Jy/beam ! Combined flux in latest and established models = 0.232766 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 43 components and 0.232766 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.315558Jy sigma=4.548555 ! Fit after self-cal, rms=0.314453Jy sigma=4.526513 ! Inverting map ! Added new window around map position (-4.5, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0702524 Jy ! Component: 100 - total flux cleaned = 0.125723 Jy ! Total flux subtracted in 100 components = 0.125723 Jy ! Clean residual min=-0.026741 max=0.053196 Jy/beam ! Clean residual mean=0.000268 rms=0.007750 Jy/beam ! Combined flux in latest and established models = 0.358488 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 87 components and 0.358488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.274419Jy sigma=3.914575 ! Fit after self-cal, rms=0.273776Jy sigma=3.894822 ! 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=3.325 mas, bmaj=6.69 mas, bpa=-7.202 degrees ! Estimated noise=0.298514 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0789289 Jy ! Component: 100 - total flux cleaned = 0.141492 Jy ! Component: 150 - total flux cleaned = 0.193762 Jy ! Component: 200 - total flux cleaned = 0.2382 Jy ! Total flux subtracted in 200 components = 0.2382 Jy ! Clean residual min=-0.029526 max=0.045347 Jy/beam ! Clean residual mean=0.000228 rms=0.007771 Jy/beam ! Combined flux in latest and established models = 0.596688 Jy ! Performing phase self-cal ! Adding 118 model components to the UV plane model. ! The established model now contains 193 components and 0.596688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.214393Jy sigma=3.099276 ! Fit after self-cal, rms=0.213450Jy sigma=3.084339 ! Inverting map ! Added new window around map position (-10, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0454723 Jy ! Component: 100 - total flux cleaned = 0.0825872 Jy ! Component: 150 - total flux cleaned = 0.115758 Jy ! Component: 200 - total flux cleaned = 0.145874 Jy ! Total flux subtracted in 200 components = 0.145874 Jy ! Clean residual min=-0.023187 max=0.024680 Jy/beam ! Clean residual mean=0.000201 rms=0.006474 Jy/beam ! Combined flux in latest and established models = 0.742562 Jy ! Performing phase self-cal ! Adding 118 model components to the UV plane model. ! The established model now contains 300 components and 0.742562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.185887Jy sigma=2.739525 ! Fit after self-cal, rms=0.185318Jy sigma=2.727655 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.325 x 6.69 at -7.202 degrees (North through East) ! Clean map min=-0.022595 max=0.18195 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 HN 0.84 KP 0.88 LA 0.74 ! MK 1.28 NL 1.49 OV 1.23 PT 0.60 ! SC 1.54 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.89 HN 0.95 KP 0.71 ! LA 0.79 MK 0.68 NL 1.27 OV 1.23 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 HN 0.84 KP 0.91 LA 0.70 ! MK 1.06 NL 1.41 OV 1.49 PT 0.70 ! SC 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.14 FD 0.93 HN 0.82 KP 0.74 ! LA 0.82 MK 0.73 NL 1.48 OV 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.90 KP 0.86 LA 0.82 ! MK 1.07 NL 1.18 OV 1.14 PT 0.70 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.21 FD 0.95 HN 0.98 KP 0.75 ! LA 0.88 MK 0.76 NL 1.34 OV 1.20 ! ! ! Fit before self-cal, rms=0.185318Jy sigma=2.727655 ! Fit after self-cal, rms=0.131579Jy sigma=2.048939 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.31 mas, bmaj=6.878 mas, bpa=-6.987 degrees ! Estimated noise=0.281708 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 = 0.0123277 Jy ! Component: 100 - total flux cleaned = 0.0198422 Jy ! Component: 150 - total flux cleaned = 0.0260386 Jy ! Component: 200 - total flux cleaned = 0.0314847 Jy ! Total flux subtracted in 200 components = 0.0314847 Jy ! Clean residual min=-0.012585 max=0.014850 Jy/beam ! Clean residual mean=0.000037 rms=0.003818 Jy/beam ! Combined flux in latest and established models = 0.774046 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 343 components and 0.774046 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129486Jy sigma=2.013127 ! Fit after self-cal, rms=0.130237Jy sigma=2.000628 ! 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=0.130237Jy sigma=2.000628 ! Fit after self-cal, rms=0.110631Jy sigma=1.713625 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.281 mas, bmaj=6.981 mas, bpa=-8.99 degrees ! Estimated noise=0.270926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00705601 Jy ! Component: 100 - total flux cleaned = 0.0108172 Jy ! Component: 150 - total flux cleaned = 0.0139602 Jy ! Component: 200 - total flux cleaned = 0.0166586 Jy ! Total flux subtracted in 200 components = 0.0166586 Jy ! Clean residual min=-0.011049 max=0.012779 Jy/beam ! Clean residual mean=0.000011 rms=0.002632 Jy/beam ! Combined flux in latest and established models = 0.790705 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 378 components and 0.790705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.109962Jy sigma=1.694868 ! Fit after self-cal, rms=0.109948Jy sigma=1.692181 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 (-4, 24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125142 Jy ! Component: 100 - total flux cleaned = 0.0187494 Jy ! Component: 150 - total flux cleaned = 0.0213879 Jy ! Component: 200 - total flux cleaned = 0.023923 Jy ! Total flux subtracted in 200 components = 0.023923 Jy ! Clean residual min=-0.010461 max=0.010733 Jy/beam ! Clean residual mean=0.000006 rms=0.002467 Jy/beam ! Combined flux in latest and established models = 0.814628 Jy ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 432 components and 0.814628 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.107547Jy sigma=1.658558 ! Fit after self-cal, rms=0.107254Jy sigma=1.653673 ! Inverting map ! Added new window around map position (15, -19.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00987757 Jy ! Component: 100 - total flux cleaned = 0.0155715 Jy ! Component: 150 - total flux cleaned = 0.0197468 Jy ! Component: 200 - total flux cleaned = 0.0226716 Jy ! Total flux subtracted in 200 components = 0.0226716 Jy ! Clean residual min=-0.010136 max=0.009540 Jy/beam ! Clean residual mean=-0.000001 rms=0.002317 Jy/beam ! Combined flux in latest and established models = 0.8373 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 490 components and 0.837299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.105634Jy sigma=1.628335 ! Fit after self-cal, rms=0.105499Jy sigma=1.624785 ! 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=0.105499Jy sigma=1.624785 ! Fit after self-cal, rms=0.098822Jy sigma=1.608281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.287 mas, bmaj=7.069 mas, bpa=-8.234 degrees ! Estimated noise=0.264944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00620091 Jy ! Component: 100 - total flux cleaned = 0.0108528 Jy ! Component: 150 - total flux cleaned = 0.0147604 Jy ! Component: 200 - total flux cleaned = 0.0177875 Jy ! Total flux subtracted in 200 components = 0.0177875 Jy ! Clean residual min=-0.009187 max=0.008155 Jy/beam ! Clean residual mean=0.000005 rms=0.002124 Jy/beam ! Combined flux in latest and established models = 0.855087 Jy selfcal ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 534 components and 0.855087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098041Jy sigma=1.592691 ! Fit after self-cal, rms=0.097976Jy sigma=1.591238 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 = 0.00370103 Jy ! Component: 100 - total flux cleaned = 0.00619958 Jy ! Component: 150 - total flux cleaned = 0.00779202 Jy ! Component: 200 - total flux cleaned = 0.00938994 Jy ! Total flux subtracted in 200 components = 0.00938994 Jy ! Clean residual min=-0.008928 max=0.007985 Jy/beam ! Clean residual mean=0.000003 rms=0.002095 Jy/beam ! Combined flux in latest and established models = 0.864477 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 557 components and 0.864477 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.097605Jy sigma=1.584874 ! Fit after self-cal, rms=0.097607Jy sigma=1.584398 ! 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=0.097607Jy sigma=1.584398 ! Fit after self-cal, rms=0.097138Jy sigma=1.581177 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.477 mas, bmaj=9.226 mas, bpa=-10.1 degrees ! Estimated noise=0.363861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00796395 Jy ! Component: 100 - total flux cleaned = 0.0132279 Jy ! Component: 150 - total flux cleaned = 0.0168454 Jy ! Component: 200 - total flux cleaned = 0.0196392 Jy ! Total flux subtracted in 200 components = 0.0196392 Jy ! Clean residual min=-0.012776 max=0.014123 Jy/beam ! Clean residual mean=0.000006 rms=0.003508 Jy/beam ! Combined flux in latest and established models = 0.884116 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 589 components and 0.884116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096691Jy sigma=1.577507 ! Fit after self-cal, rms=0.096669Jy sigma=1.575721 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 = 0.00292607 Jy ! Component: 100 - total flux cleaned = 0.00425498 Jy ! Component: 150 - total flux cleaned = 0.00581287 Jy ! Component: 200 - total flux cleaned = 0.00691163 Jy ! Total flux subtracted in 200 components = 0.00691163 Jy ! Clean residual min=-0.012970 max=0.013911 Jy/beam ! Clean residual mean=0.000002 rms=0.003472 Jy/beam ! Combined flux in latest and established models = 0.891028 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 607 components and 0.891028 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.096462Jy sigma=1.575955 ! Fit after self-cal, rms=0.096495Jy sigma=1.575248 ! 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=3.303 mas, bmaj=7.081 mas, bpa=-7.718 degrees ! Estimated noise=0.263931 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.303 x 7.081 at -7.718 degrees (North through East) ! Clean map min=-0.0081134 max=0.1671 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=2.78 mas, bmaj=6.295 mas, bpa=-7.445 degrees ! Estimated noise=0.401769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.128429 Jy ! Component: 100 - total flux cleaned = 0.20966 Jy ! Component: 150 - total flux cleaned = 0.271425 Jy ! Component: 200 - total flux cleaned = 0.322491 Jy ! Total flux subtracted in 200 components = 0.322491 Jy ! Clean residual min=-0.024067 max=0.031341 Jy/beam ! Clean residual mean=0.000189 rms=0.006078 Jy/beam ! Combined flux in latest and established models = 0.322491 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 97 model components to the UV plane model. ! The established model now contains 97 components and 0.322491 Jy ! Inverting map and beam ! Estimated beam: bmin=3.303 mas, bmaj=7.081 mas, bpa=-7.718 degrees ! Estimated noise=0.263931 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 = 0.0680622 Jy ! Component: 100 - total flux cleaned = 0.121909 Jy ! Component: 150 - total flux cleaned = 0.16633 Jy ! Component: 200 - total flux cleaned = 0.203847 Jy ! Total flux subtracted in 200 components = 0.203847 Jy ! Clean residual min=-0.020934 max=0.023059 Jy/beam ! Clean residual mean=0.000125 rms=0.005130 Jy/beam ! Combined flux in latest and established models = 0.526338 Jy ! Adding 109 model components to the UV plane model. ! The established model now contains 181 components and 0.526338 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.032 Jy ! Component: 100 - total flux cleaned = 0.0594808 Jy ! Component: 150 - total flux cleaned = 0.0834309 Jy ! Component: 200 - total flux cleaned = 0.104537 Jy ! Total flux subtracted in 200 components = 0.104537 Jy ! Clean residual min=-0.015205 max=0.013254 Jy/beam ! Clean residual mean=0.000085 rms=0.003737 Jy/beam ! Combined flux in latest and established models = 0.630875 Jy ! Adding 92 model components to the UV plane model. ! The established model now contains 251 components and 0.630875 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.477 mas, bmaj=9.226 mas, bpa=-10.1 degrees ! Estimated noise=0.363861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0399313 Jy ! Component: 100 - total flux cleaned = 0.0710069 Jy ! Component: 150 - total flux cleaned = 0.0969715 Jy ! Component: 200 - total flux cleaned = 0.118926 Jy ! Total flux subtracted in 200 components = 0.118926 Jy ! Clean residual min=-0.020033 max=0.016242 Jy/beam ! Clean residual mean=0.000107 rms=0.004978 Jy/beam ! Combined flux in latest and established models = 0.749801 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 = 0.0187229 Jy ! Component: 100 - total flux cleaned = 0.0348564 Jy ! Component: 150 - total flux cleaned = 0.0488496 Jy ! Component: 200 - total flux cleaned = 0.0610629 Jy ! Total flux subtracted in 200 components = 0.0610629 Jy ! Clean residual min=-0.016525 max=0.015123 Jy/beam ! Clean residual mean=0.000060 rms=0.004041 Jy/beam ! Combined flux in latest and established models = 0.810864 Jy ! Adding 176 model components to the UV plane model. ! The established model now contains 394 components and 0.810864 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.303 mas, bmaj=7.081 mas, bpa=-7.718 degrees ! Estimated noise=0.263931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00801727 Jy ! Component: 100 - total flux cleaned = 0.0147065 Jy ! Component: 150 - total flux cleaned = 0.0206927 Jy ! Component: 200 - total flux cleaned = 0.0261248 Jy ! Total flux subtracted in 200 components = 0.0261248 Jy ! Clean residual min=-0.010013 max=0.009338 Jy/beam ! Clean residual mean=0.000018 rms=0.002223 Jy/beam ! Combined flux in latest and established models = 0.836989 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 430 components and 0.836989 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098517Jy sigma=1.622499 ! Fit after self-cal, rms=0.098094Jy sigma=1.614187 wmodel J2020+2942_S_a_map.mod ! Writing 430 model components to file: J2020+2942_S_a_map.mod wobs J2020+2942_S_a_uvs.fits ! Writing UV FITS file: J2020+2942_S_a_uvs.fits wwins J2020+2942_S_a_map.win ! wwins: Wrote 6 windows to J2020+2942_S_a_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 = -0.00113079 Jy ! Component: 100 - total flux cleaned = -0.00096124 Jy ! Component: 150 - total flux cleaned = -0.00238693 Jy ! Component: 200 - total flux cleaned = -0.00374794 Jy ! Component: 250 - total flux cleaned = -0.00465307 Jy ! Component: 300 - total flux cleaned = -0.00589482 Jy ! Component: 350 - total flux cleaned = -0.00721308 Jy ! Component: 400 - total flux cleaned = -0.0088371 Jy ! Component: 450 - total flux cleaned = -0.0101906 Jy ! Component: 500 - total flux cleaned = -0.0110718 Jy ! Component: 550 - total flux cleaned = -0.0121503 Jy ! Component: 600 - total flux cleaned = -0.0124686 Jy ! Component: 650 - total flux cleaned = -0.0129872 Jy ! Component: 700 - total flux cleaned = -0.0137993 Jy ! Component: 750 - total flux cleaned = -0.0143963 Jy ! Component: 800 - total flux cleaned = -0.0148851 Jy ! Component: 850 - total flux cleaned = -0.0152712 Jy ! Component: 900 - total flux cleaned = -0.0157464 Jy ! Component: 950 - total flux cleaned = -0.0164934 Jy ! Component: 1000 - total flux cleaned = -0.0167699 Jy ! Component: 1050 - total flux cleaned = -0.0174034 Jy ! Component: 1100 - total flux cleaned = -0.0182035 Jy ! Component: 1150 - total flux cleaned = -0.018552 Jy ! Component: 1200 - total flux cleaned = -0.0190706 Jy ! Component: 1250 - total flux cleaned = -0.0197503 Jy ! Component: 1300 - total flux cleaned = -0.0202542 Jy ! Component: 1350 - total flux cleaned = -0.0205843 Jy ! Component: 1400 - total flux cleaned = -0.0212377 Jy ! Component: 1450 - total flux cleaned = -0.0216418 Jy ! Component: 1500 - total flux cleaned = -0.0216413 Jy ! Component: 1550 - total flux cleaned = -0.0221149 Jy ! Component: 1600 - total flux cleaned = -0.0225039 Jy ! Component: 1650 - total flux cleaned = -0.0228889 Jy ! Component: 1700 - total flux cleaned = -0.023574 Jy ! Component: 1750 - total flux cleaned = -0.0238752 Jy ! Component: 1800 - total flux cleaned = -0.0244708 Jy ! Component: 1850 - total flux cleaned = -0.0248391 Jy ! Component: 1900 - total flux cleaned = -0.0254228 Jy ! Component: 1950 - total flux cleaned = -0.0258554 Jy ! Component: 2000 - total flux cleaned = -0.0264974 Jy ! Component: 2050 - total flux cleaned = -0.0269904 Jy ! Component: 2100 - total flux cleaned = -0.0274787 Jy ! Component: 2150 - total flux cleaned = -0.0276867 Jy ! Component: 2200 - total flux cleaned = -0.0283039 Jy ! Component: 2250 - total flux cleaned = -0.0286436 Jy ! Component: 2300 - total flux cleaned = -0.0291812 Jy ! Component: 2350 - total flux cleaned = -0.02958 Jy ! Component: 2400 - total flux cleaned = -0.030107 Jy ! Component: 2450 - total flux cleaned = -0.0304333 Jy ! Component: 2500 - total flux cleaned = -0.0309505 Jy ! Component: 2550 - total flux cleaned = -0.0312073 Jy ! Component: 2600 - total flux cleaned = -0.0315871 Jy ! Component: 2650 - total flux cleaned = -0.0318392 Jy ! Component: 2700 - total flux cleaned = -0.0319646 Jy ! Component: 2750 - total flux cleaned = -0.032398 Jy ! Component: 2800 - total flux cleaned = -0.0325825 Jy ! Component: 2850 - total flux cleaned = -0.0328859 Jy ! Component: 2900 - total flux cleaned = -0.0329458 Jy ! Component: 2950 - total flux cleaned = -0.0331256 Jy ! Component: 3000 - total flux cleaned = -0.033482 Jy ! Component: 3050 - total flux cleaned = -0.0338348 Jy ! Component: 3100 - total flux cleaned = -0.0338933 Jy ! Component: 3150 - total flux cleaned = -0.03401 Jy ! Component: 3200 - total flux cleaned = -0.0344129 Jy ! Component: 3250 - total flux cleaned = -0.0346984 Jy ! Component: 3300 - total flux cleaned = -0.035038 Jy ! Component: 3350 - total flux cleaned = -0.0352628 Jy ! Component: 3400 - total flux cleaned = -0.03543 Jy ! Component: 3450 - total flux cleaned = -0.0357619 Jy ! Component: 3500 - total flux cleaned = -0.035927 Jy ! Component: 3550 - total flux cleaned = -0.03609 Jy ! Component: 3600 - total flux cleaned = -0.0362523 Jy ! Component: 3650 - total flux cleaned = -0.0361987 Jy ! Component: 3700 - total flux cleaned = -0.0365713 Jy ! Component: 3750 - total flux cleaned = -0.0365174 Jy ! Component: 3800 - total flux cleaned = -0.0365699 Jy ! Component: 3850 - total flux cleaned = -0.0367778 Jy ! Component: 3900 - total flux cleaned = -0.0365706 Jy ! Component: 3950 - total flux cleaned = -0.0367767 Jy ! Component: 4000 - total flux cleaned = -0.0368272 Jy ! Component: 4050 - total flux cleaned = -0.0367768 Jy ! Total flux subtracted in 4096 components = -0.0367256 Jy ! Clean residual min=-0.002854 max=0.003186 Jy/beam ! Clean residual mean=0.000011 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.800263 Jy keep ! Adding 433 model components to the UV plane model. ! The established model now contains 863 components and 0.800264 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2020+2942_S_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.303 x 7.081 at -7.718 degrees (North through East) ! Clean map min=-0.008162 max=0.16705 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2020+2942_S_a_map.fits wmodel /vlbi/uf001/uvm//J2020+2942_S_a_map.mod ! Writing 863 model components to file: /vlbi/uf001/uvm//J2020+2942_S_a_map.mod wobs /vlbi/uf001/uvm//J2020+2942_S_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2020+2942_S_a_uvs.fits wwins /vlbi/uf001/uvm//J2020+2942_S_a_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uvm//J2020+2942_S_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.167047 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00106446 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.91167 1.91167 3.82334 7.64668 15.2934 30.5867 61.1735 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0031 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.167 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 156.93 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2020+2942_S_a_dfm.log closed on Sun Jan 13 22:27:52 2019