! Started logfile: /image_prod/ug002_uva//J1938+0942_S_dfm.log on Thu Mar 5 04:18:20 2020 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 /image_prod/ug002_uva//J1938+0942_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1938+0942_S_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99763 visibilities/baseline/integration-bin. ! Found source: J1938+0942 ! ! 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 10101 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 J1938+0942_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=1.005921Jy sigma=8.723670 ! Fit after self-cal, rms=0.893160Jy sigma=7.702167 ! 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=2.764 mas, bmaj=7.121 mas, bpa=-7.281 degrees ! Estimated noise=1.25255 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 = 0.0820024 Jy ! Component: 100 - total flux cleaned = 0.111244 Jy ! Total flux subtracted in 100 components = 0.111244 Jy ! Clean residual min=-0.015047 max=0.036086 Jy/beam ! Clean residual mean=-0.000145 rms=0.004642 Jy/beam ! Combined flux in latest and established models = 0.111244 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 20 components and 0.111244 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.129470Jy sigma=1.047261 ! Fit after self-cal, rms=0.127986Jy sigma=1.037616 ! Inverting map ! Added new window around map position (19, -4.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347886 Jy ! Component: 100 - total flux cleaned = 0.0548726 Jy ! Total flux subtracted in 100 components = 0.0548726 Jy ! Clean residual min=-0.013659 max=0.029105 Jy/beam ! Clean residual mean=-0.000119 rms=0.004106 Jy/beam ! Combined flux in latest and established models = 0.166117 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 40 components and 0.166117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.115736Jy sigma=0.917895 ! Fit after self-cal, rms=0.112992Jy sigma=0.892900 ! Inverting map ! Added new window around map position (5.5, -0.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0310507 Jy ! Component: 100 - total flux cleaned = 0.0507087 Jy ! Total flux subtracted in 100 components = 0.0507087 Jy ! Clean residual min=-0.011034 max=0.025519 Jy/beam ! Clean residual mean=-0.000085 rms=0.003332 Jy/beam ! Combined flux in latest and established models = 0.216825 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 0.216825 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.100981Jy sigma=0.771690 ! Fit after self-cal, rms=0.098000Jy sigma=0.747809 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250848 Jy ! Component: 100 - total flux cleaned = 0.0414567 Jy ! Total flux subtracted in 100 components = 0.0414567 Jy ! Clean residual min=-0.009328 max=0.018938 Jy/beam ! Clean residual mean=-0.000055 rms=0.002595 Jy/beam ! Combined flux in latest and established models = 0.258282 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 64 components and 0.258282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088763Jy sigma=0.658024 ! Fit after self-cal, rms=0.086848Jy sigma=0.644066 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179887 Jy ! Component: 100 - total flux cleaned = 0.0303443 Jy ! Total flux subtracted in 100 components = 0.0303443 Jy ! Clean residual min=-0.007783 max=0.014517 Jy/beam ! Clean residual mean=-0.000032 rms=0.002111 Jy/beam ! Combined flux in latest and established models = 0.288626 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 77 components and 0.288626 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.081349Jy sigma=0.592361 ! Fit after self-cal, rms=0.080523Jy sigma=0.586982 ! Inverting map ! Added new window around map position (14, -5.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014005 Jy ! Component: 100 - total flux cleaned = 0.0238932 Jy ! Total flux subtracted in 100 components = 0.0238932 Jy ! Clean residual min=-0.006965 max=0.006879 Jy/beam ! Clean residual mean=-0.000014 rms=0.001773 Jy/beam ! Combined flux in latest and established models = 0.31252 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 102 components and 0.31252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.077071Jy sigma=0.553698 ! Fit after self-cal, rms=0.076772Jy sigma=0.551738 ! 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=3.363 mas, bmaj=8.077 mas, bpa=-7.212 degrees ! Estimated noise=0.841987 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 = 0.00862656 Jy ! Component: 100 - total flux cleaned = 0.0126945 Jy ! Component: 150 - total flux cleaned = 0.0160531 Jy ! Component: 200 - total flux cleaned = 0.0188724 Jy ! Total flux subtracted in 200 components = 0.0188724 Jy ! Clean residual min=-0.005511 max=0.005832 Jy/beam ! Clean residual mean=0.000007 rms=0.001463 Jy/beam ! Combined flux in latest and established models = 0.331392 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 130 components and 0.331392 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.074665Jy sigma=0.533404 ! Fit after self-cal, rms=0.074314Jy sigma=0.530666 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.363 x 8.077 at -7.212 degrees (North through East) ! Clean map min=-0.0046632 max=0.089525 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 1.07 KP 1.01 ! LA 1.02 MK 1.07 NL 1.03 OV 0.71 ! PT 1.03 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.02 HN 1.05 KP 0.98 ! LA 1.00 MK 0.98 NL 0.99 OV 1.01 ! PT 0.99 SC 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 HN 1.10 KP 1.01 ! LA 1.02 MK 1.05 NL 0.95 OV 0.66 ! PT 1.03 SC 1.14 ! ! ! Fit before self-cal, rms=0.074314Jy sigma=0.530666 ! Fit after self-cal, rms=0.066250Jy sigma=0.502897 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.445 mas, bmaj=8.228 mas, bpa=-7.346 degrees ! Estimated noise=0.826611 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 = 0.000427702 Jy ! Component: 100 - total flux cleaned = 0.00251113 Jy ! Component: 150 - total flux cleaned = 0.00333106 Jy ! Component: 200 - total flux cleaned = 0.00366024 Jy ! Total flux subtracted in 200 components = 0.00366024 Jy ! Clean residual min=-0.003454 max=0.003487 Jy/beam ! Clean residual mean=0.000002 rms=0.000851 Jy/beam ! Combined flux in latest and established models = 0.335052 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 153 components and 0.335052 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.065332Jy sigma=0.492702 ! Fit after self-cal, rms=0.065192Jy sigma=0.490853 ! 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=0.065192Jy sigma=0.490853 ! Fit after self-cal, rms=0.063824Jy sigma=0.485105 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.449 mas, bmaj=8.228 mas, bpa=-7.443 degrees ! Estimated noise=0.820081 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000663152 Jy ! Component: 100 - total flux cleaned = 0.0002994 Jy ! Component: 150 - total flux cleaned = 0.00114285 Jy ! Component: 200 - total flux cleaned = 0.00148781 Jy ! Total flux subtracted in 200 components = 0.00148781 Jy ! Clean residual min=-0.002222 max=0.002326 Jy/beam ! Clean residual mean=0.000001 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.33654 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 164 components and 0.33654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063497Jy sigma=0.481684 ! Fit after self-cal, rms=0.063432Jy sigma=0.481009 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 = 0.000179715 Jy ! Component: 100 - total flux cleaned = 0.000605669 Jy ! Component: 150 - total flux cleaned = 0.000829407 Jy ! Component: 200 - total flux cleaned = 0.000782168 Jy ! Total flux subtracted in 200 components = 0.000782168 Jy ! Clean residual min=-0.002008 max=0.002232 Jy/beam ! Clean residual mean=0.000003 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.337322 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 174 components and 0.337322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063286Jy sigma=0.479764 ! Fit after self-cal, rms=0.063256Jy sigma=0.479527 ! 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=0.063256Jy sigma=0.479527 ! Fit after self-cal, rms=0.062171Jy sigma=0.478873 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.449 mas, bmaj=8.235 mas, bpa=-7.561 degrees ! Estimated noise=0.813293 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.19709e-05 Jy ! Component: 100 - total flux cleaned = 0.00020653 Jy ! Component: 150 - total flux cleaned = 0.000250821 Jy ! Component: 200 - total flux cleaned = 0.000251004 Jy ! Total flux subtracted in 200 components = 0.000251004 Jy ! Clean residual min=-0.001887 max=0.002129 Jy/beam ! Clean residual mean=0.000003 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.337573 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 182 components and 0.337573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062078Jy sigma=0.478110 ! Fit after self-cal, rms=0.062066Jy sigma=0.477979 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, -120.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107438 Jy ! Component: 100 - total flux cleaned = 0.000917917 Jy ! Component: 150 - total flux cleaned = 0.000828666 Jy ! Component: 200 - total flux cleaned = 0.000832086 Jy ! Total flux subtracted in 200 components = 0.000832086 Jy ! Clean residual min=-0.001877 max=0.001686 Jy/beam ! Clean residual mean=0.000004 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.338405 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 198 components and 0.338405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061967Jy sigma=0.477269 ! Fit after self-cal, rms=0.061963Jy sigma=0.477215 ! 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=0.061963Jy sigma=0.477215 ! Fit after self-cal, rms=0.061912Jy sigma=0.477165 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.733 mas, bmaj=12.02 mas, bpa=-5.759 degrees ! Estimated noise=0.953733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000179595 Jy ! Component: 100 - total flux cleaned = -0.000227739 Jy ! Component: 150 - total flux cleaned = -0.000192639 Jy ! Component: 200 - total flux cleaned = -0.000163957 Jy ! Total flux subtracted in 200 components = -0.000163957 Jy ! Clean residual min=-0.001859 max=0.001552 Jy/beam ! Clean residual mean=0.000009 rms=0.000474 Jy/beam ! Combined flux in latest and established models = 0.338241 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 213 components and 0.338241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061888Jy sigma=0.476993 ! Fit after self-cal, rms=0.061886Jy sigma=0.476953 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 = -0.000205002 Jy ! Component: 100 - total flux cleaned = -0.000233824 Jy ! Component: 150 - total flux cleaned = -0.00020848 Jy ! Component: 200 - total flux cleaned = -0.000186782 Jy ! Total flux subtracted in 200 components = -0.000186782 Jy ! Clean residual min=-0.001833 max=0.001523 Jy/beam ! Clean residual mean=0.000009 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.338055 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 228 components and 0.338055 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061876Jy sigma=0.476895 ! Fit after self-cal, rms=0.061871Jy sigma=0.476867 ! 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=3.448 mas, bmaj=8.234 mas, bpa=-7.576 degrees ! Estimated noise=0.81138 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.448 x 8.234 at -7.576 degrees (North through East) ! Clean map min=-0.0018211 max=0.083455 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=2.843 mas, bmaj=7.262 mas, bpa=-7.651 degrees ! Estimated noise=1.22231 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0887965 Jy ! Component: 100 - total flux cleaned = 0.142182 Jy ! Component: 150 - total flux cleaned = 0.179185 Jy ! Component: 200 - total flux cleaned = 0.20676 Jy ! Total flux subtracted in 200 components = 0.20676 Jy ! Clean residual min=-0.006978 max=0.016062 Jy/beam ! Clean residual mean=-0.000059 rms=0.002356 Jy/beam ! Combined flux in latest and established models = 0.20676 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.20676 Jy ! Inverting map and beam ! Estimated beam: bmin=3.448 mas, bmaj=8.234 mas, bpa=-7.576 degrees ! Estimated noise=0.81138 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 = 0.0308586 Jy ! Component: 100 - total flux cleaned = 0.0530341 Jy ! Component: 150 - total flux cleaned = 0.0695133 Jy ! Component: 200 - total flux cleaned = 0.0820245 Jy ! Total flux subtracted in 200 components = 0.0820245 Jy ! Clean residual min=-0.003731 max=0.007273 Jy/beam ! Clean residual mean=-0.000032 rms=0.001310 Jy/beam ! Combined flux in latest and established models = 0.288784 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 77 components and 0.288784 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00967047 Jy ! Component: 100 - total flux cleaned = 0.0172978 Jy ! Component: 150 - total flux cleaned = 0.0233925 Jy ! Component: 200 - total flux cleaned = 0.0282988 Jy ! Total flux subtracted in 200 components = 0.0282988 Jy ! Clean residual min=-0.002394 max=0.003095 Jy/beam ! Clean residual mean=-0.000011 rms=0.000685 Jy/beam ! Combined flux in latest and established models = 0.317083 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 125 components and 0.317083 Jy ! Inverting map ! Added new window around map position (8.5, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402945 Jy ! Component: 100 - total flux cleaned = 0.00736705 Jy ! Component: 150 - total flux cleaned = 0.0101911 Jy ! Component: 200 - total flux cleaned = 0.0125958 Jy ! Total flux subtracted in 200 components = 0.0125958 Jy ! Clean residual min=-0.001906 max=0.001944 Jy/beam ! Clean residual mean=-0.000002 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.329679 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 163 components and 0.329679 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=7.733 mas, bmaj=12.02 mas, bpa=-5.759 degrees ! Estimated noise=0.953733 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312726 Jy ! Component: 100 - total flux cleaned = 0.00531975 Jy ! Component: 150 - total flux cleaned = 0.00631995 Jy ! Component: 200 - total flux cleaned = 0.00691838 Jy ! Total flux subtracted in 200 components = 0.00691838 Jy ! Clean residual min=-0.001874 max=0.001725 Jy/beam ! Clean residual mean=0.000006 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.336597 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 = 0.00050621 Jy ! Component: 100 - total flux cleaned = 0.000861156 Jy ! Component: 150 - total flux cleaned = 0.00113372 Jy ! Component: 200 - total flux cleaned = 0.00134372 Jy ! Total flux subtracted in 200 components = 0.00134372 Jy ! Clean residual min=-0.001806 max=0.001636 Jy/beam ! Clean residual mean=0.000008 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.337941 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 229 components and 0.337941 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.448 mas, bmaj=8.234 mas, bpa=-7.576 degrees ! Estimated noise=0.81138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000861181 Jy ! Component: 100 - total flux cleaned = 0.000931813 Jy ! Component: 150 - total flux cleaned = 0.000963794 Jy ! Component: 200 - total flux cleaned = 0.00096359 Jy ! Total flux subtracted in 200 components = 0.00096359 Jy ! Clean residual min=-0.001662 max=0.001487 Jy/beam ! Clean residual mean=0.000005 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.338905 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 251 components and 0.338905 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.061744Jy sigma=0.475963 ! Fit after self-cal, rms=0.061736Jy sigma=0.475738 wmodel J1938+0942_S_map.mod ! Writing 251 model components to file: J1938+0942_S_map.mod wobs J1938+0942_S_uvs.fits ! Writing UV FITS file: J1938+0942_S_uvs.fits wwins J1938+0942_S_map.win ! wwins: Wrote 6 windows to J1938+0942_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 = -0.000431795 Jy ! Component: 100 - total flux cleaned = -0.000853645 Jy ! Component: 150 - total flux cleaned = -0.00110399 Jy ! Component: 200 - total flux cleaned = -0.00129701 Jy ! Component: 250 - total flux cleaned = -0.00141413 Jy ! Component: 300 - total flux cleaned = -0.00148266 Jy ! Component: 350 - total flux cleaned = -0.001505 Jy ! Component: 400 - total flux cleaned = -0.00154875 Jy ! Component: 450 - total flux cleaned = -0.0015705 Jy ! Component: 500 - total flux cleaned = -0.00157071 Jy ! Component: 550 - total flux cleaned = -0.00155008 Jy ! Component: 600 - total flux cleaned = -0.00153015 Jy ! Component: 650 - total flux cleaned = -0.00145186 Jy ! Component: 700 - total flux cleaned = -0.00143295 Jy ! Component: 750 - total flux cleaned = -0.00139538 Jy ! Component: 800 - total flux cleaned = -0.00137673 Jy ! Component: 850 - total flux cleaned = -0.00137676 Jy ! Component: 900 - total flux cleaned = -0.00125001 Jy ! Component: 950 - total flux cleaned = -0.00123242 Jy ! Component: 1000 - total flux cleaned = -0.00109179 Jy ! Component: 1050 - total flux cleaned = -0.00109191 Jy ! Component: 1100 - total flux cleaned = -0.000972162 Jy ! Component: 1150 - total flux cleaned = -0.000938428 Jy ! Component: 1200 - total flux cleaned = -0.00087164 Jy ! Component: 1250 - total flux cleaned = -0.000805828 Jy ! Component: 1300 - total flux cleaned = -0.000756968 Jy ! Component: 1350 - total flux cleaned = -0.000692353 Jy ! Component: 1400 - total flux cleaned = -0.000660469 Jy ! Component: 1450 - total flux cleaned = -0.00061298 Jy ! Component: 1500 - total flux cleaned = -0.000550614 Jy ! Component: 1550 - total flux cleaned = -0.000565927 Jy ! Component: 1600 - total flux cleaned = -0.000474115 Jy ! Component: 1650 - total flux cleaned = -0.000443821 Jy ! Component: 1700 - total flux cleaned = -0.000413894 Jy ! Component: 1750 - total flux cleaned = -0.000384111 Jy ! Component: 1800 - total flux cleaned = -0.000266869 Jy ! Component: 1850 - total flux cleaned = -0.000266776 Jy ! Component: 1900 - total flux cleaned = -0.000237969 Jy ! Component: 1950 - total flux cleaned = -0.000166582 Jy ! Component: 2000 - total flux cleaned = -0.000109838 Jy ! Component: 2050 - total flux cleaned = -0.000109876 Jy ! Component: 2100 - total flux cleaned = -2.65209e-05 Jy ! Component: 2150 - total flux cleaned = -1.25996e-05 Jy ! Component: 2200 - total flux cleaned = -8.09432e-05 Jy ! Component: 2250 - total flux cleaned = -1.32025e-05 Jy ! Component: 2300 - total flux cleaned = -2.66534e-05 Jy ! Component: 2350 - total flux cleaned = 2.45912e-07 Jy ! Component: 2400 - total flux cleaned = 2.6462e-05 Jy ! Component: 2450 - total flux cleaned = 2.65596e-05 Jy ! Component: 2500 - total flux cleaned = 5.42722e-07 Jy ! Component: 2550 - total flux cleaned = 6.52653e-05 Jy ! Component: 2600 - total flux cleaned = 3.94402e-05 Jy ! Component: 2650 - total flux cleaned = 5.21977e-05 Jy ! Component: 2700 - total flux cleaned = 2.68296e-05 Jy ! Component: 2750 - total flux cleaned = 1.58633e-06 Jy ! Component: 2800 - total flux cleaned = 5.13717e-05 Jy ! Component: 2850 - total flux cleaned = 3.89633e-05 Jy ! Component: 2900 - total flux cleaned = 1.4209e-05 Jy ! Component: 2950 - total flux cleaned = -7.12135e-05 Jy ! Component: 3000 - total flux cleaned = -4.69729e-05 Jy ! Component: 3050 - total flux cleaned = -7.11063e-05 Jy ! Component: 3100 - total flux cleaned = -0.000118954 Jy ! Component: 3150 - total flux cleaned = -9.52369e-05 Jy ! Component: 3200 - total flux cleaned = -0.000154221 Jy ! Component: 3250 - total flux cleaned = -0.000165949 Jy ! Component: 3300 - total flux cleaned = -0.000212622 Jy ! Component: 3350 - total flux cleaned = -0.00022425 Jy ! Component: 3400 - total flux cleaned = -0.000247096 Jy ! Component: 3450 - total flux cleaned = -0.000281461 Jy ! Component: 3500 - total flux cleaned = -0.000235848 Jy ! Component: 3550 - total flux cleaned = -0.000303876 Jy ! Component: 3600 - total flux cleaned = -0.000371367 Jy ! Component: 3650 - total flux cleaned = -0.0003826 Jy ! Component: 3700 - total flux cleaned = -0.000449274 Jy ! Component: 3750 - total flux cleaned = -0.000493368 Jy ! Component: 3800 - total flux cleaned = -0.000515377 Jy ! Component: 3850 - total flux cleaned = -0.000504536 Jy ! Component: 3900 - total flux cleaned = -0.000493714 Jy ! Component: 3950 - total flux cleaned = -0.000601731 Jy ! Component: 4000 - total flux cleaned = -0.00067691 Jy ! Component: 4050 - total flux cleaned = -0.00065548 Jy ! Total flux subtracted in 4096 components = -0.000708617 Jy ! Clean residual min=-0.000583 max=0.000858 Jy/beam ! Clean residual mean=0.000003 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.338196 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 537 components and 0.338196 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1938+0942_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.448 x 8.234 at -7.576 degrees (North through East) ! Clean map min=-0.0012604 max=0.08359 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1938+0942_S_map.fits wmodel /image_prod/ug002_uva//J1938+0942_S_map.mod ! Writing 537 model components to file: /image_prod/ug002_uva//J1938+0942_S_map.mod wobs /image_prod/ug002_uva//J1938+0942_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1938+0942_S_uvs.fits wwins /image_prod/ug002_uva//J1938+0942_S_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1938+0942_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0835898 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000195606 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.702021 0.702021 1.40404 2.80808 5.61616 11.2323 22.4647 44.9293 89.8586 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.083 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 427.337 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1938+0942_S_dfm.log closed on Thu Mar 5 04:18:24 2020