! Started logfile: /vlbi/sb072/temp_maps//J1656-1504_X_dfm.log on Tue Mar 5 23:21:19 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1656-1504_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1656-1504_X_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1656-1504 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 896 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1656-1504_X] 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 0.200x0.200 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. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001058Jy sigma=36.950424 ! Fit after self-cal, rms=0.986172Jy sigma=36.407980 ! 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=0.8865 mas, bmaj=3.815 mas, bpa=19.63 degrees ! Estimated noise=0.968695 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 = 0.011006 Jy ! Component: 100 - total flux cleaned = 0.0136445 Jy ! Total flux subtracted in 100 components = 0.0136445 Jy ! Clean residual min=-0.002928 max=0.003316 Jy/beam ! Clean residual mean=-0.000004 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.0136445 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0136445 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.021874Jy sigma=0.781483 ! Fit after self-cal, rms=0.020063Jy sigma=0.718031 ! 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=1.103 mas, bmaj=4.282 mas, bpa=18.76 degrees ! Estimated noise=0.653067 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 = 0.00340867 Jy ! Component: 100 - total flux cleaned = 0.00452392 Jy ! Component: 150 - total flux cleaned = 0.00452486 Jy ! Component: 200 - total flux cleaned = 0.00452393 Jy ! Total flux subtracted in 200 components = 0.00452393 Jy ! Clean residual min=-0.002752 max=0.003808 Jy/beam ! Clean residual mean=-0.000011 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.0181684 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.0181684 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019455Jy sigma=0.698038 ! Fit after self-cal, rms=0.019432Jy sigma=0.697397 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.103 x 4.282 at 18.76 degrees (North through East) ! Clean map min=-0.0027622 max=0.01645 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.48 HN 1.02 KP 1.05 ! LA 0.76 OV 1.76 PT 0.72 SC 1.42 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.43 HN 0.78 KP 1.15 ! LA 0.81 OV 1.10 PT 0.79 SC 1.40 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.60 FD 1.88 HN 1.01 KP 1.19 ! LA 0.77 OV 1.20 PT 0.65 SC 0.85 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.80 HN 0.85 KP 1.11 ! LA 0.80 OV 0.93 PT 0.74 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.53 HN 0.73 KP 1.54 ! LA 0.68 OV 1.17 PT 0.71 SC 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.13 HN 0.82 KP 1.25 ! LA 0.95 OV 0.91 PT 0.83 SC 1.24 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.98 HN 1.06 KP 1.68 ! LA 0.77 OV 1.28 PT 0.80 SC 0.85 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.72 FD 1.04 HN 1.42 KP 1.54 ! LA 0.64 OV 1.04 PT 1.05 SC 1.44 ! ! ! Fit before self-cal, rms=0.019432Jy sigma=0.697397 ! Fit after self-cal, rms=0.023079Jy sigma=0.664266 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=4.247 mas, bpa=18.42 degrees ! Estimated noise=0.645021 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 = -0.000225219 Jy ! Component: 100 - total flux cleaned = -0.000374212 Jy ! Component: 150 - total flux cleaned = -0.000395659 Jy ! Component: 200 - total flux cleaned = -0.000415369 Jy ! Total flux subtracted in 200 components = -0.000415369 Jy ! Clean residual min=-0.002169 max=0.003720 Jy/beam ! Clean residual mean=-0.000005 rms=0.000799 Jy/beam ! Combined flux in latest and established models = 0.017753 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.017753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022998Jy sigma=0.662841 ! Fit after self-cal, rms=0.023367Jy sigma=0.657765 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.023367Jy sigma=0.657765 ! Fit after self-cal, rms=0.025150Jy sigma=0.656877 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=4.277 mas, bpa=18.36 degrees ! Estimated noise=0.648207 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000285584 Jy ! Component: 100 - total flux cleaned = -0.000331988 Jy ! Component: 150 - total flux cleaned = -0.000332744 Jy ! Component: 200 - total flux cleaned = -0.000350814 Jy ! Total flux subtracted in 200 components = -0.000350814 Jy ! Clean residual min=-0.002286 max=0.003603 Jy/beam ! Clean residual mean=-0.000005 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.0174022 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0174022 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.025080Jy sigma=0.655985 ! Fit after self-cal, rms=0.025104Jy sigma=0.655821 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 (-26.2, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298939 Jy ! Component: 100 - total flux cleaned = 0.00430067 Jy ! Component: 150 - total flux cleaned = 0.00513586 Jy ! Component: 200 - total flux cleaned = 0.00576539 Jy ! Total flux subtracted in 200 components = 0.00576539 Jy ! Clean residual min=-0.002065 max=0.002323 Jy/beam ! Clean residual mean=-0.000001 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0231676 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 61 components and 0.0231676 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.024651Jy sigma=0.639702 ! Fit after self-cal, rms=0.024400Jy sigma=0.636455 ! Inverting map ! Added new window around map position (30.8, -37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019414 Jy ! Component: 100 - total flux cleaned = 0.00241825 Jy ! Component: 150 - total flux cleaned = 0.00293141 Jy ! Component: 200 - total flux cleaned = 0.003369 Jy ! Total flux subtracted in 200 components = 0.003369 Jy ! Clean residual min=-0.001884 max=0.002140 Jy/beam ! Clean residual mean=0.000001 rms=0.000551 Jy/beam ! Combined flux in latest and established models = 0.0265366 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 90 components and 0.0265366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.024060Jy sigma=0.630753 ! Fit after self-cal, rms=0.023976Jy sigma=0.628744 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.023976Jy sigma=0.628744 ! Fit after self-cal, rms=0.022262Jy sigma=0.622088 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.154 mas, bmaj=4.282 mas, bpa=18.07 degrees ! Estimated noise=0.641843 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00130643 Jy ! Component: 100 - total flux cleaned = 0.00178258 Jy ! Component: 150 - total flux cleaned = 0.00203291 Jy ! Component: 200 - total flux cleaned = 0.00222467 Jy ! Total flux subtracted in 200 components = 0.00222467 Jy ! Clean residual min=-0.001624 max=0.001727 Jy/beam ! Clean residual mean=-0.000001 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0287613 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 112 components and 0.0287613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022122Jy sigma=0.618531 ! Fit after self-cal, rms=0.022111Jy sigma=0.617411 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 = 0.000140654 Jy ! Component: 100 - total flux cleaned = 0.000253369 Jy ! Component: 150 - total flux cleaned = 0.000354175 Jy ! Component: 200 - total flux cleaned = 0.000372916 Jy ! Total flux subtracted in 200 components = 0.000372916 Jy ! Clean residual min=-0.001587 max=0.001688 Jy/beam ! Clean residual mean=-0.000000 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0291342 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 128 components and 0.0291342 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022056Jy sigma=0.616238 ! Fit after self-cal, rms=0.022040Jy sigma=0.616079 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022040Jy sigma=0.616079 ! Fit after self-cal, rms=0.022092Jy sigma=0.614573 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.491 mas, bmaj=5.581 mas, bpa=14.15 degrees ! Estimated noise=0.70426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000817518 Jy ! Component: 100 - total flux cleaned = 0.000873259 Jy ! Component: 150 - total flux cleaned = 0.000768187 Jy ! Component: 200 - total flux cleaned = 0.000671148 Jy ! Total flux subtracted in 200 components = 0.000671148 Jy ! Clean residual min=-0.001543 max=0.001894 Jy/beam ! Clean residual mean=-0.000002 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.0298053 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 146 components and 0.0298053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022034Jy sigma=0.613252 ! Fit after self-cal, rms=0.022043Jy sigma=0.612616 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 = 4.49917e-05 Jy ! Component: 100 - total flux cleaned = -7.7061e-05 Jy ! Component: 150 - total flux cleaned = -0.000204283 Jy ! Component: 200 - total flux cleaned = -0.000307406 Jy ! Total flux subtracted in 200 components = -0.000307406 Jy ! Clean residual min=-0.001513 max=0.001821 Jy/beam ! Clean residual mean=-0.000002 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.0294979 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 166 components and 0.0294979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022020Jy sigma=0.612146 ! Fit after self-cal, rms=0.022016Jy sigma=0.612048 ! 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=1.16 mas, bmaj=4.271 mas, bpa=17.93 degrees ! Estimated noise=0.648999 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.16 x 4.271 at 17.93 degrees (North through East) ! Clean map min=-0.0017515 max=0.016764 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=0.9286 mas, bmaj=3.765 mas, bpa=18.52 degrees ! Estimated noise=1.00867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130603 Jy ! Component: 100 - total flux cleaned = 0.0174788 Jy ! Component: 150 - total flux cleaned = 0.0207111 Jy ! Component: 200 - total flux cleaned = 0.0228898 Jy ! Total flux subtracted in 200 components = 0.0228898 Jy ! Clean residual min=-0.003002 max=0.002679 Jy/beam ! Clean residual mean=-0.000001 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.0228898 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.0228898 Jy ! Inverting map and beam ! Estimated beam: bmin=1.16 mas, bmaj=4.271 mas, bpa=17.93 degrees ! Estimated noise=0.648999 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 = 0.00254437 Jy ! Component: 100 - total flux cleaned = 0.00436835 Jy ! Component: 150 - total flux cleaned = 0.00532742 Jy ! Component: 200 - total flux cleaned = 0.00578639 Jy ! Total flux subtracted in 200 components = 0.00578639 Jy ! Clean residual min=-0.001833 max=0.002029 Jy/beam ! Clean residual mean=-0.000002 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.0286762 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 62 components and 0.0286762 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.491 mas, bmaj=5.581 mas, bpa=14.15 degrees ! Estimated noise=0.70426 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011566 Jy ! Component: 100 - total flux cleaned = 0.0013272 Jy ! Component: 150 - total flux cleaned = 0.00132829 Jy ! Component: 200 - total flux cleaned = 0.00129617 Jy ! Total flux subtracted in 200 components = 0.00129617 Jy ! Clean residual min=-0.001613 max=0.001972 Jy/beam ! Clean residual mean=-0.000001 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0299724 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.83956e-05 Jy ! Component: 100 - total flux cleaned = -8.23326e-05 Jy ! Component: 150 - total flux cleaned = -0.000156833 Jy ! Component: 200 - total flux cleaned = -0.00022663 Jy ! Total flux subtracted in 200 components = -0.00022663 Jy ! Clean residual min=-0.001611 max=0.001888 Jy/beam ! Clean residual mean=-0.000002 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0297457 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 93 components and 0.0297457 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.16 mas, bmaj=4.271 mas, bpa=17.93 degrees ! Estimated noise=0.648999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000565418 Jy ! Component: 100 - total flux cleaned = 0.000623788 Jy ! Component: 150 - total flux cleaned = 0.000623617 Jy ! Component: 200 - total flux cleaned = 0.000579018 Jy ! Total flux subtracted in 200 components = 0.000579018 Jy ! Clean residual min=-0.001501 max=0.001617 Jy/beam ! Clean residual mean=-0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.0303248 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 113 components and 0.0303248 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.022098Jy sigma=0.614811 ! Fit after self-cal, rms=0.022079Jy sigma=0.614331 wmodel J1656-1504_X_map.mod ! Writing 113 model components to file: J1656-1504_X_map.mod wobs J1656-1504_X_uvs.fits ! Writing UV FITS file: J1656-1504_X_uvs.fits wwins J1656-1504_X_map.win ! wwins: Wrote 3 windows to J1656-1504_X_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 = -1.12161e-05 Jy ! Component: 100 - total flux cleaned = 0.000133174 Jy ! Component: 150 - total flux cleaned = 0.000155303 Jy ! Component: 200 - total flux cleaned = 0.000114361 Jy ! Component: 250 - total flux cleaned = 5.62721e-05 Jy ! Component: 300 - total flux cleaned = -5.37632e-05 Jy ! Component: 350 - total flux cleaned = -7.07773e-05 Jy ! Component: 400 - total flux cleaned = -0.000137244 Jy ! Component: 450 - total flux cleaned = -0.000184905 Jy ! Component: 500 - total flux cleaned = -0.000215419 Jy ! Component: 550 - total flux cleaned = -0.00025982 Jy ! Component: 600 - total flux cleaned = -0.000245445 Jy ! Component: 650 - total flux cleaned = -0.000259155 Jy ! Component: 700 - total flux cleaned = -0.00021842 Jy ! Component: 750 - total flux cleaned = -0.000231914 Jy ! Component: 800 - total flux cleaned = -0.000257969 Jy ! Component: 850 - total flux cleaned = -0.000308757 Jy ! Component: 900 - total flux cleaned = -0.00032123 Jy ! Component: 950 - total flux cleaned = -0.000345693 Jy ! Component: 1000 - total flux cleaned = -0.000357625 Jy ! Component: 1050 - total flux cleaned = -0.000381257 Jy ! Component: 1100 - total flux cleaned = -0.000392911 Jy ! Component: 1150 - total flux cleaned = -0.000449751 Jy ! Component: 1200 - total flux cleaned = -0.000449695 Jy ! Component: 1250 - total flux cleaned = -0.000493767 Jy ! Component: 1300 - total flux cleaned = -0.000526204 Jy ! Component: 1350 - total flux cleaned = -0.000547604 Jy ! Component: 1400 - total flux cleaned = -0.000568703 Jy ! Component: 1450 - total flux cleaned = -0.000599914 Jy ! Component: 1500 - total flux cleaned = -0.000651211 Jy ! Component: 1550 - total flux cleaned = -0.000681829 Jy ! Component: 1600 - total flux cleaned = -0.000752274 Jy ! Component: 1650 - total flux cleaned = -0.000821907 Jy ! Component: 1700 - total flux cleaned = -0.000861241 Jy ! Component: 1750 - total flux cleaned = -0.000929463 Jy ! Component: 1800 - total flux cleaned = -0.000996867 Jy ! Component: 1850 - total flux cleaned = -0.00104425 Jy ! Component: 1900 - total flux cleaned = -0.00108201 Jy ! Component: 1950 - total flux cleaned = -0.00112862 Jy ! Component: 2000 - total flux cleaned = -0.00118397 Jy ! Component: 2050 - total flux cleaned = -0.00119302 Jy ! Component: 2100 - total flux cleaned = -0.00122927 Jy ! Component: 2150 - total flux cleaned = -0.00128318 Jy ! Component: 2200 - total flux cleaned = -0.00130995 Jy ! Component: 2250 - total flux cleaned = -0.00132773 Jy ! Component: 2300 - total flux cleaned = -0.00137164 Jy ! Component: 2350 - total flux cleaned = -0.0013891 Jy ! Component: 2400 - total flux cleaned = -0.0014326 Jy ! Component: 2450 - total flux cleaned = -0.00146726 Jy ! Component: 2500 - total flux cleaned = -0.00151032 Jy ! Component: 2550 - total flux cleaned = -0.0015446 Jy ! Component: 2600 - total flux cleaned = -0.00156169 Jy ! Component: 2650 - total flux cleaned = -0.0015787 Jy ! Component: 2700 - total flux cleaned = -0.00158712 Jy ! Component: 2750 - total flux cleaned = -0.001604 Jy ! Component: 2800 - total flux cleaned = -0.0016292 Jy ! Component: 2850 - total flux cleaned = -0.00165434 Jy ! Component: 2900 - total flux cleaned = -0.00166267 Jy ! Component: 2950 - total flux cleaned = -0.00168767 Jy ! Component: 3000 - total flux cleaned = -0.0017043 Jy ! Component: 3050 - total flux cleaned = -0.00172915 Jy ! Component: 3100 - total flux cleaned = -0.00174572 Jy ! Component: 3150 - total flux cleaned = -0.00178705 Jy ! Component: 3200 - total flux cleaned = -0.00180357 Jy ! Component: 3250 - total flux cleaned = -0.0018201 Jy ! Component: 3300 - total flux cleaned = -0.00184482 Jy ! Component: 3350 - total flux cleaned = -0.00185301 Jy ! Component: 3400 - total flux cleaned = -0.00185301 Jy ! Component: 3450 - total flux cleaned = -0.00185303 Jy ! Component: 3500 - total flux cleaned = -0.00187761 Jy ! Component: 3550 - total flux cleaned = -0.00188579 Jy ! Component: 3600 - total flux cleaned = -0.0018612 Jy ! Component: 3650 - total flux cleaned = -0.00186937 Jy ! Component: 3700 - total flux cleaned = -0.00188581 Jy ! Component: 3750 - total flux cleaned = -0.0018694 Jy ! Component: 3800 - total flux cleaned = -0.00190228 Jy ! Component: 3850 - total flux cleaned = -0.00191872 Jy ! Component: 3900 - total flux cleaned = -0.00191877 Jy ! Component: 3950 - total flux cleaned = -0.00191046 Jy ! Component: 4000 - total flux cleaned = -0.00193535 Jy ! Component: 4050 - total flux cleaned = -0.00193535 Jy ! Total flux subtracted in 4096 components = -0.00193534 Jy ! Clean residual min=-0.000586 max=0.000496 Jy/beam ! Clean residual mean=-0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0283894 Jy keep ! Adding 239 model components to the UV plane model. ! The established model now contains 352 components and 0.0283894 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1656-1504_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.16 x 4.271 at 17.93 degrees (North through East) ! Clean map min=-0.0011722 max=0.016475 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1656-1504_X_map.fits wmodel /vlbi/sb072/temp_maps//J1656-1504_X_map.mod ! Writing 352 model components to file: /vlbi/sb072/temp_maps//J1656-1504_X_map.mod wobs /vlbi/sb072/temp_maps//J1656-1504_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1656-1504_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1656-1504_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1656-1504_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0164748 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013157 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.39585 2.39585 4.79171 9.58342 19.1668 38.3337 76.6673 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 125.216 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1656-1504_X_dfm.log closed on Tue Mar 5 23:21:23 2019