! Started logfile: /vlbi/uf001/uva//J0217+0837_S_dfm.log on Sun Jan 13 21:21:47 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//J0217+0837_S_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0217+0837_S_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.961376 visibilities/baseline/integration-bin. ! Found source: J0217+0837 ! ! 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 5451 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 J0217+0837_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 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 106 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.230675Jy sigma=20.666258 ! Fit after self-cal, rms=0.366739Jy sigma=6.254405 ! 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=2.605 mas, bmaj=6.532 mas, bpa=-3.453 degrees ! Estimated noise=0.853126 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 = 0.487812 Jy ! Component: 100 - total flux cleaned = 0.611402 Jy ! Total flux subtracted in 100 components = 0.611402 Jy ! Clean residual min=-0.019858 max=0.053361 Jy/beam ! Clean residual mean=-0.000014 rms=0.005465 Jy/beam ! Combined flux in latest and established models = 0.611402 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.611402 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.127803Jy sigma=2.035682 ! Fit after self-cal, rms=0.127678Jy sigma=2.034005 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0588326 Jy ! Component: 100 - total flux cleaned = 0.0884441 Jy ! Total flux subtracted in 100 components = 0.0884441 Jy ! Clean residual min=-0.011769 max=0.020122 Jy/beam ! Clean residual mean=-0.000008 rms=0.003018 Jy/beam ! Combined flux in latest and established models = 0.699846 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 11 components and 0.699846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089004Jy sigma=1.419708 ! Fit after self-cal, rms=0.088808Jy sigma=1.416035 ! Inverting map ! Added new window around map position (-4.5, 2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0208581 Jy ! Component: 100 - total flux cleaned = 0.0349617 Jy ! Total flux subtracted in 100 components = 0.0349617 Jy ! Clean residual min=-0.010295 max=0.011198 Jy/beam ! Clean residual mean=-0.000006 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 0.734808 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.734807 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080243Jy sigma=1.288165 ! Fit after self-cal, rms=0.080086Jy sigma=1.284359 ! 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=2.951 mas, bmaj=7.028 mas, bpa=-3.51 degrees ! Estimated noise=0.713363 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 = 0.0184422 Jy ! Component: 100 - total flux cleaned = 0.0308256 Jy ! Component: 150 - total flux cleaned = 0.039783 Jy ! Component: 200 - total flux cleaned = 0.0465591 Jy ! Total flux subtracted in 200 components = 0.0465591 Jy ! Clean residual min=-0.009864 max=0.011962 Jy/beam ! Clean residual mean=-0.000001 rms=0.002611 Jy/beam ! Combined flux in latest and established models = 0.781367 Jy ! Performing phase self-cal ! Adding 59 model components to the UV plane model. ! The established model now contains 72 components and 0.781367 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074230Jy sigma=1.199364 ! Fit after self-cal, rms=0.074055Jy sigma=1.195630 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.951 x 7.028 at -3.51 degrees (North through East) ! Clean map min=-0.0095099 max=0.64481 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.98 KP 1.01 ! LA 0.93 MK 0.99 NL 1.07 OV 0.99 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 0.99 KP 1.01 ! LA 0.93 MK 1.01 NL 1.09 OV 0.98 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.99 KP 1.02 ! LA 0.93 MK 1.02 NL 1.08 OV 0.98 ! PT 1.00* SC 1.01 ! ! ! Fit before self-cal, rms=0.074055Jy sigma=1.195630 ! Fit after self-cal, rms=0.064603Jy sigma=1.046189 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.958 mas, bmaj=7.074 mas, bpa=-3.479 degrees ! Estimated noise=0.711361 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 = 0.00201654 Jy ! Component: 100 - total flux cleaned = 0.00183935 Jy ! Component: 150 - total flux cleaned = 0.0014389 Jy ! Component: 200 - total flux cleaned = 0.00150404 Jy ! Total flux subtracted in 200 components = 0.00150404 Jy ! Clean residual min=-0.005375 max=0.005766 Jy/beam ! Clean residual mean=0.000001 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 0.782871 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 87 components and 0.782871 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.064285Jy sigma=1.041000 ! Fit after self-cal, rms=0.064267Jy sigma=1.040573 ! 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=0.064267Jy sigma=1.040573 ! Fit after self-cal, rms=0.061922Jy sigma=1.001867 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.96 mas, bmaj=7.072 mas, bpa=-3.483 degrees ! Estimated noise=0.711404 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104426 Jy ! Component: 100 - total flux cleaned = 0.000992668 Jy ! Component: 150 - total flux cleaned = 0.00084084 Jy ! Component: 200 - total flux cleaned = 0.000797154 Jy ! Total flux subtracted in 200 components = 0.000797154 Jy ! Clean residual min=-0.003257 max=0.004775 Jy/beam ! Clean residual mean=0.000005 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.783668 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 99 components and 0.783668 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061817Jy sigma=1.000199 ! Fit after self-cal, rms=0.061812Jy sigma=1.000090 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 (-20, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324907 Jy ! Component: 100 - total flux cleaned = 0.00419068 Jy ! Component: 150 - total flux cleaned = 0.00439356 Jy ! Component: 200 - total flux cleaned = 0.00487458 Jy ! Total flux subtracted in 200 components = 0.00487458 Jy ! Clean residual min=-0.003092 max=0.003646 Jy/beam ! Clean residual mean=0.000004 rms=0.000793 Jy/beam ! Combined flux in latest and established models = 0.788542 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 125 components and 0.788542 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061502Jy sigma=0.994667 ! Fit after self-cal, rms=0.061497Jy sigma=0.994602 ! Inverting map ! Added new window around map position (-8.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359231 Jy ! Component: 100 - total flux cleaned = 0.00539894 Jy ! Component: 150 - total flux cleaned = 0.00613813 Jy ! Component: 200 - total flux cleaned = 0.00668371 Jy ! Total flux subtracted in 200 components = 0.00668371 Jy ! Clean residual min=-0.002822 max=0.002875 Jy/beam ! Clean residual mean=0.000004 rms=0.000730 Jy/beam ! Combined flux in latest and established models = 0.795226 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 151 components and 0.795226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061251Jy sigma=0.990786 ! Fit after self-cal, rms=0.061236Jy sigma=0.990617 ! 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=0.061236Jy sigma=0.990617 ! Fit after self-cal, rms=0.061041Jy sigma=0.988468 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.96 mas, bmaj=7.068 mas, bpa=-3.461 degrees ! Estimated noise=0.710561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000665682 Jy ! Component: 100 - total flux cleaned = 0.00136719 Jy ! Component: 150 - total flux cleaned = 0.00163706 Jy ! Component: 200 - total flux cleaned = 0.0018432 Jy ! Total flux subtracted in 200 components = 0.0018432 Jy ! Clean residual min=-0.002639 max=0.002877 Jy/beam ! Clean residual mean=0.000004 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.797069 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 167 components and 0.797069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060974Jy sigma=0.987291 ! Fit after self-cal, rms=0.060968Jy sigma=0.987250 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 (-27, 12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280006 Jy ! Component: 100 - total flux cleaned = 0.00348575 Jy ! Component: 150 - total flux cleaned = 0.00411135 Jy ! Component: 200 - total flux cleaned = 0.00480934 Jy ! Total flux subtracted in 200 components = 0.00480934 Jy ! Clean residual min=-0.002438 max=0.002503 Jy/beam ! Clean residual mean=0.000003 rms=0.000616 Jy/beam ! Combined flux in latest and established models = 0.801879 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 196 components and 0.801879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060804Jy sigma=0.984786 ! Fit after self-cal, rms=0.060797Jy sigma=0.984716 ! 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=0.060797Jy sigma=0.984716 ! Fit after self-cal, rms=0.060767Jy sigma=0.984592 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.503 mas, bmaj=10.12 mas, bpa=-1.361 degrees ! Estimated noise=0.976167 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171689 Jy ! Component: 100 - total flux cleaned = 0.00218642 Jy ! Component: 150 - total flux cleaned = 0.00247778 Jy ! Component: 200 - total flux cleaned = 0.00247706 Jy ! Total flux subtracted in 200 components = 0.00247706 Jy ! Clean residual min=-0.002772 max=0.002833 Jy/beam ! Clean residual mean=0.000008 rms=0.000812 Jy/beam ! Combined flux in latest and established models = 0.804356 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 227 components and 0.804356 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060728Jy sigma=0.984265 ! Fit after self-cal, rms=0.060721Jy sigma=0.984191 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 = 0.000358677 Jy ! Component: 100 - total flux cleaned = 0.000361282 Jy ! Component: 150 - total flux cleaned = 0.000361565 Jy ! Component: 200 - total flux cleaned = 0.000360651 Jy ! Total flux subtracted in 200 components = 0.000360651 Jy ! Clean residual min=-0.002668 max=0.002764 Jy/beam ! Clean residual mean=0.000008 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 0.804716 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 242 components and 0.804716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060705Jy sigma=0.983981 ! Fit after self-cal, rms=0.060702Jy sigma=0.983963 ! 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=2.96 mas, bmaj=7.068 mas, bpa=-3.457 degrees ! Estimated noise=0.710135 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.96 x 7.068 at -3.457 degrees (North through East) ! Clean map min=-0.0023662 max=0.64338 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.060702Jy sigma=0.983963 ! Fit after self-cal, rms=0.057241Jy sigma=0.913252 ! Inverting map and beam ! Estimated beam: bmin=2.959 mas, bmaj=7.071 mas, bpa=-3.473 degrees ! Estimated noise=0.710174 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000451354 Jy ! Component: 100 - total flux cleaned = 0.000787035 Jy ! Component: 150 - total flux cleaned = 0.000863361 Jy ! Component: 200 - total flux cleaned = 0.00100497 Jy ! Total flux subtracted in 200 components = 0.00100497 Jy ! Clean residual min=-0.002128 max=0.002317 Jy/beam ! Clean residual mean=0.000003 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.805721 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 257 components and 0.805721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057194Jy sigma=0.912292 ! Fit after self-cal, rms=0.057190Jy sigma=0.912265 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.67299e-05 Jy ! Component: 100 - total flux cleaned = 6.7558e-05 Jy ! Component: 150 - total flux cleaned = 3.81656e-05 Jy ! Component: 200 - total flux cleaned = 3.78676e-05 Jy ! Total flux subtracted in 200 components = 3.78676e-05 Jy ! Clean residual min=-0.002116 max=0.002274 Jy/beam ! Clean residual mean=0.000003 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.805759 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 264 components and 0.805759 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057163Jy sigma=0.911743 ! Fit after self-cal, rms=0.057162Jy sigma=0.911731 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057162Jy sigma=0.911731 ! Fit after self-cal, rms=0.057153Jy sigma=0.911684 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=2.609 mas, bmaj=6.562 mas, bpa=-3.466 degrees ! Estimated noise=0.855326 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.488803 Jy ! Component: 100 - total flux cleaned = 0.613621 Jy ! Component: 150 - total flux cleaned = 0.673025 Jy ! Component: 200 - total flux cleaned = 0.7055 Jy ! Total flux subtracted in 200 components = 0.7055 Jy ! Clean residual min=-0.008568 max=0.016902 Jy/beam ! Clean residual mean=-0.000002 rms=0.002240 Jy/beam ! Combined flux in latest and established models = 0.7055 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.7055 Jy ! Inverting map and beam ! Estimated beam: bmin=2.959 mas, bmaj=7.071 mas, bpa=-3.476 degrees ! Estimated noise=0.710006 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 = 0.0260596 Jy ! Component: 100 - total flux cleaned = 0.0426967 Jy ! Component: 150 - total flux cleaned = 0.0537789 Jy ! Component: 200 - total flux cleaned = 0.0612633 Jy ! Total flux subtracted in 200 components = 0.0612633 Jy ! Clean residual min=-0.003681 max=0.004133 Jy/beam ! Clean residual mean=0.000004 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 0.766764 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 31 components and 0.766764 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00545728 Jy ! Component: 100 - total flux cleaned = 0.00977191 Jy ! Component: 150 - total flux cleaned = 0.0134054 Jy ! Component: 200 - total flux cleaned = 0.0164768 Jy ! Total flux subtracted in 200 components = 0.0164768 Jy ! Clean residual min=-0.003091 max=0.002724 Jy/beam ! Clean residual mean=0.000004 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.78324 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 0.78324 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=6.502 mas, bmaj=10.12 mas, bpa=-1.37 degrees ! Estimated noise=0.976229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00508681 Jy ! Component: 100 - total flux cleaned = 0.00886353 Jy ! Component: 150 - total flux cleaned = 0.0112448 Jy ! Component: 200 - total flux cleaned = 0.0128213 Jy ! Total flux subtracted in 200 components = 0.0128213 Jy ! Clean residual min=-0.003057 max=0.002820 Jy/beam ! Clean residual mean=0.000010 rms=0.000905 Jy/beam ! Combined flux in latest and established models = 0.796062 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 = 0.00136939 Jy ! Component: 100 - total flux cleaned = 0.00257356 Jy ! Component: 150 - total flux cleaned = 0.00363949 Jy ! Component: 200 - total flux cleaned = 0.00458904 Jy ! Total flux subtracted in 200 components = 0.00458904 Jy ! Clean residual min=-0.002819 max=0.002681 Jy/beam ! Clean residual mean=0.000009 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.800651 Jy ! Adding 102 model components to the UV plane model. ! The established model now contains 151 components and 0.800651 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.959 mas, bmaj=7.071 mas, bpa=-3.476 degrees ! Estimated noise=0.710006 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.93026e-05 Jy ! Component: 100 - total flux cleaned = 0.000382018 Jy ! Component: 150 - total flux cleaned = 0.000615709 Jy ! Component: 200 - total flux cleaned = 0.000882925 Jy ! Total flux subtracted in 200 components = 0.000882925 Jy ! Clean residual min=-0.002599 max=0.002531 Jy/beam ! Clean residual mean=0.000004 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.801534 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 177 components and 0.801534 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.057305Jy sigma=0.914541 ! Fit after self-cal, rms=0.057264Jy sigma=0.913967 wmodel J0217+0837_S_map.mod ! Writing 177 model components to file: J0217+0837_S_map.mod wobs J0217+0837_S_uvs.fits ! Writing UV FITS file: J0217+0837_S_uvs.fits wwins J0217+0837_S_map.win ! wwins: Wrote 5 windows to J0217+0837_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 = -0.000507042 Jy ! Component: 100 - total flux cleaned = -0.000889597 Jy ! Component: 150 - total flux cleaned = -0.00117385 Jy ! Component: 200 - total flux cleaned = -0.0014865 Jy ! Component: 250 - total flux cleaned = -0.00163771 Jy ! Component: 300 - total flux cleaned = -0.00178395 Jy ! Component: 350 - total flux cleaned = -0.00199648 Jy ! Component: 400 - total flux cleaned = -0.00216953 Jy ! Component: 450 - total flux cleaned = -0.0023722 Jy ! Component: 500 - total flux cleaned = -0.00250565 Jy ! Component: 550 - total flux cleaned = -0.00263654 Jy ! Component: 600 - total flux cleaned = -0.00279649 Jy ! Component: 650 - total flux cleaned = -0.00295294 Jy ! Component: 700 - total flux cleaned = -0.00301399 Jy ! Component: 750 - total flux cleaned = -0.00310462 Jy ! Component: 800 - total flux cleaned = -0.00319424 Jy ! Component: 850 - total flux cleaned = -0.00334061 Jy ! Component: 900 - total flux cleaned = -0.0035133 Jy ! Component: 950 - total flux cleaned = -0.00359768 Jy ! Component: 1000 - total flux cleaned = -0.00368085 Jy ! Component: 1050 - total flux cleaned = -0.00370845 Jy ! Component: 1100 - total flux cleaned = -0.00381701 Jy ! Component: 1150 - total flux cleaned = -0.00392355 Jy ! Component: 1200 - total flux cleaned = -0.0039764 Jy ! Component: 1250 - total flux cleaned = -0.00402847 Jy ! Component: 1300 - total flux cleaned = -0.0040802 Jy ! Component: 1350 - total flux cleaned = -0.00410563 Jy ! Component: 1400 - total flux cleaned = -0.00413063 Jy ! Component: 1450 - total flux cleaned = -0.00413082 Jy ! Component: 1500 - total flux cleaned = -0.00415522 Jy ! Component: 1550 - total flux cleaned = -0.00413123 Jy ! Component: 1600 - total flux cleaned = -0.00413162 Jy ! Component: 1650 - total flux cleaned = -0.0041084 Jy ! Component: 1700 - total flux cleaned = -0.00406182 Jy ! Component: 1750 - total flux cleaned = -0.00392514 Jy ! Component: 1800 - total flux cleaned = -0.0039478 Jy ! Component: 1850 - total flux cleaned = -0.0038143 Jy ! Component: 1900 - total flux cleaned = -0.00385896 Jy ! Component: 1950 - total flux cleaned = -0.00379341 Jy ! Component: 2000 - total flux cleaned = -0.00372865 Jy ! Component: 2050 - total flux cleaned = -0.00366441 Jy ! Component: 2100 - total flux cleaned = -0.00366502 Jy ! Component: 2150 - total flux cleaned = -0.00368585 Jy ! Component: 2200 - total flux cleaned = -0.0036651 Jy ! Component: 2250 - total flux cleaned = -0.00372677 Jy ! Component: 2300 - total flux cleaned = -0.00362496 Jy ! Component: 2350 - total flux cleaned = -0.00366525 Jy ! Component: 2400 - total flux cleaned = -0.00360539 Jy ! Component: 2450 - total flux cleaned = -0.00370468 Jy ! Component: 2500 - total flux cleaned = -0.00370466 Jy ! Component: 2550 - total flux cleaned = -0.00366577 Jy ! Component: 2600 - total flux cleaned = -0.00368486 Jy ! Component: 2650 - total flux cleaned = -0.00368499 Jy ! Component: 2700 - total flux cleaned = -0.00366584 Jy ! Component: 2750 - total flux cleaned = -0.00368471 Jy ! Component: 2800 - total flux cleaned = -0.003666 Jy ! Component: 2850 - total flux cleaned = -0.00364721 Jy ! Component: 2900 - total flux cleaned = -0.00366552 Jy ! Component: 2950 - total flux cleaned = -0.00371986 Jy ! Component: 3000 - total flux cleaned = -0.00368357 Jy ! Component: 3050 - total flux cleaned = -0.00363001 Jy ! Component: 3100 - total flux cleaned = -0.00363013 Jy ! Component: 3150 - total flux cleaned = -0.00363032 Jy ! Component: 3200 - total flux cleaned = -0.00363035 Jy ! Component: 3250 - total flux cleaned = -0.00368248 Jy ! Component: 3300 - total flux cleaned = -0.00366526 Jy ! Component: 3350 - total flux cleaned = -0.00363086 Jy ! Component: 3400 - total flux cleaned = -0.00369883 Jy ! Component: 3450 - total flux cleaned = -0.00371577 Jy ! Component: 3500 - total flux cleaned = -0.00369907 Jy ! Component: 3550 - total flux cleaned = -0.00371546 Jy ! Component: 3600 - total flux cleaned = -0.00363278 Jy ! Component: 3650 - total flux cleaned = -0.00364922 Jy ! Component: 3700 - total flux cleaned = -0.00363299 Jy ! Component: 3750 - total flux cleaned = -0.0036328 Jy ! Component: 3800 - total flux cleaned = -0.00360053 Jy ! Component: 3850 - total flux cleaned = -0.00360061 Jy ! Component: 3900 - total flux cleaned = -0.00358474 Jy ! Component: 3950 - total flux cleaned = -0.00361625 Jy ! Component: 4000 - total flux cleaned = -0.00361611 Jy ! Component: 4050 - total flux cleaned = -0.00360071 Jy ! Total flux subtracted in 4096 components = -0.00361624 Jy ! Clean residual min=-0.000815 max=0.000988 Jy/beam ! Clean residual mean=0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.797918 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 470 components and 0.797918 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0217+0837_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.959 x 7.071 at -3.476 degrees (North through East) ! Clean map min=-0.0018989 max=0.6449 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0217+0837_S_map.fits wmodel /vlbi/uf001/uva//J0217+0837_S_map.mod ! Writing 470 model components to file: /vlbi/uf001/uva//J0217+0837_S_map.mod wobs /vlbi/uf001/uva//J0217+0837_S_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0217+0837_S_uvs.fits wwins /vlbi/uf001/uva//J0217+0837_S_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0217+0837_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.6449 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000276795 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.128762 0.128762 0.257524 0.515047 1.03009 2.06019 4.12038 8.24076 16.4815 32.963 65.9261 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.644 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2329.88 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0217+0837_S_dfm.log closed on Sun Jan 13 21:21:52 2019