! Started logfile: /image_prod/ug002_uvm//J1707-1756_X_a_dfm.log on Wed Mar 4 17:29:58 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uvm//J1707-1756_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1707-1756_X_a_uvm.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! AN table 2: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.802469 visibilities/baseline/integration-bin. ! Found source: J1707-1756 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 46800 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1707-1756_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 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. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 90 telescope corrections were flagged in sub-array 1. ! A total of 30 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002540Jy sigma=8.811136 ! Fit after self-cal, rms=0.970574Jy sigma=8.532280 ! 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=0.6574 mas, bmaj=1.46 mas, bpa=-2.43 degrees ! Estimated noise=0.809365 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 = 0.0250605 Jy ! Component: 100 - total flux cleaned = 0.0307661 Jy ! Total flux subtracted in 100 components = 0.0307661 Jy ! Clean residual min=-0.003478 max=0.002885 Jy/beam ! Clean residual mean=-0.000000 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.0307661 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0307661 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.060917Jy sigma=0.497652 ! Fit after self-cal, rms=0.059068Jy sigma=0.480920 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00441684 Jy ! Component: 100 - total flux cleaned = 0.00476799 Jy ! Total flux subtracted in 100 components = 0.00476799 Jy ! Clean residual min=-0.003161 max=0.002719 Jy/beam ! Clean residual mean=-0.000000 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.0355341 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0355341 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058852Jy sigma=0.479310 ! Fit after self-cal, rms=0.058838Jy sigma=0.479230 ! 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=0.9032 mas, bmaj=1.926 mas, bpa=-0.7723 degrees ! Estimated noise=0.379177 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 = -0.00124091 Jy ! Component: 100 - total flux cleaned = -0.00129746 Jy ! Component: 150 - total flux cleaned = -0.0013395 Jy ! Component: 200 - total flux cleaned = -0.00135663 Jy ! Total flux subtracted in 200 components = -0.00135663 Jy ! Clean residual min=-0.002462 max=0.001520 Jy/beam ! Clean residual mean=0.000001 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.0341774 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 9 components and 0.0341774 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058804Jy sigma=0.478929 ! Fit after self-cal, rms=0.058759Jy sigma=0.478812 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9032 x 1.926 at -0.7723 degrees (North through East) ! Clean map min=-0.0022847 max=0.034742 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 HN 1.09 KP 1.14 ! LA 1.13 MK 1.11 NL 1.36 OV 0.93 ! PT 0.98 SC 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.20 FD 1.21 KP 1.17 LA 1.07 ! MK 1.07 NL 0.62 OV 1.13 PT 1.13 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 1.04 KP 1.10 ! LA 1.10 MK 1.12 NL 1.28 OV 0.95 ! PT 1.00 SC 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.12 KP 1.15 LA 1.13 ! MK 1.13 NL 0.64 OV 1.30 PT 1.03 ! SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 HN 1.04 KP 1.15 ! LA 1.15 MK 1.20 NL 1.25 OV 0.90 ! PT 0.94 SC 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 1.15 KP 1.20 LA 1.17 ! MK 1.05 NL 0.62 OV 1.27 PT 1.10 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.00 KP 1.05 ! LA 1.03 MK 1.25 NL 1.15 OV 0.99 ! PT 0.93 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.13 KP 1.12 LA 1.31 ! MK 1.05 NL 0.69 OV 1.24 PT 0.99 ! SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 1.02 KP 1.01 ! LA 1.05 MK 1.25 NL 1.30 OV 0.92 ! PT 0.99 SC 0.81 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.16 KP 1.19 LA 1.11 ! MK 1.12 NL 0.58 OV 1.16 PT 1.00 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.91 HN 0.86 KP 1.10 ! LA 1.07 MK 1.02 NL 1.30 OV 0.97 ! PT 1.06 SC 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.26 KP 1.22 LA 1.15 ! MK 1.14 NL 0.56 OV 1.39 PT 1.08 ! SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.92 HN 0.91 KP 1.13 ! LA 1.01 MK 1.06 NL 1.23 OV 0.97 ! PT 1.03 SC 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.15 KP 1.12 LA 1.14 ! MK 1.09 NL 0.61 OV 1.19 PT 1.07 ! SC 1.09 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.85 HN 1.03 KP 1.11 ! LA 1.07 MK 0.87 NL 1.32 OV 0.95 ! PT 0.92 SC 0.80 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.12 KP 1.12 LA 1.12 ! MK 1.05 NL 0.61 OV 1.12 PT 1.07 ! SC 1.11 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.83 HN 0.98 KP 1.03 ! LA 0.93 MK 1.08 NL 1.22 OV 1.00 ! PT 0.90 SC 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.08 KP 1.14 LA 1.01 ! MK 1.15 NL 0.58 OV 1.24 PT 1.06 ! SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.88 HN 0.88 KP 1.06 ! LA 0.99 MK 1.17 NL 1.32 OV 0.95 ! PT 0.97 SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.10 KP 1.21 LA 1.14 ! MK 1.03 NL 0.50 OV 1.38 PT 1.12 ! SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.87 HN 0.90 KP 1.00 ! LA 1.01 MK 0.77 NL 1.25 OV 0.87 ! PT 0.89 SC 0.88 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.14 KP 1.05 LA 1.12 ! MK 0.99 NL 0.53 OV 1.16 PT 1.15 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.80 HN 0.92 KP 1.06 ! LA 0.96 MK 0.71 NL 1.22 OV 0.98 ! PT 0.83 SC 0.72 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.14 KP 1.20 LA 1.15 ! MK 0.89 NL 0.56 OV 1.18 PT 0.92 ! SC 1.10 ! ! ! Fit before self-cal, rms=0.058759Jy sigma=0.478812 ! Fit after self-cal, rms=0.056165Jy sigma=0.471660 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8944 mas, bmaj=1.897 mas, bpa=-0.1508 degrees ! Estimated noise=0.376034 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 = 0.000187576 Jy ! Component: 100 - total flux cleaned = 0.000195364 Jy ! Component: 150 - total flux cleaned = 0.000195076 Jy ! Component: 200 - total flux cleaned = 0.000188858 Jy ! Total flux subtracted in 200 components = 0.000188858 Jy ! Clean residual min=-0.000814 max=0.000808 Jy/beam ! Clean residual mean=-0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0343663 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 16 components and 0.0343663 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056162Jy sigma=0.471650 ! Fit after self-cal, rms=0.056964Jy sigma=0.467779 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056964Jy sigma=0.467779 ! Fit after self-cal, rms=0.061523Jy sigma=0.465102 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8943 mas, bmaj=1.874 mas, bpa=-0.3121 degrees ! Estimated noise=0.380676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000196708 Jy ! Component: 100 - total flux cleaned = 0.000186683 Jy ! Component: 150 - total flux cleaned = 0.000180126 Jy ! Component: 200 - total flux cleaned = 0.000192361 Jy ! Total flux subtracted in 200 components = 0.000192361 Jy ! Clean residual min=-0.000770 max=0.000715 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0345586 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.0345586 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.061518Jy sigma=0.465098 ! Fit after self-cal, rms=0.062486Jy sigma=0.463556 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 = -0.000601578 Jy ! Component: 100 - total flux cleaned = -0.000612538 Jy ! Component: 150 - total flux cleaned = -0.000604018 Jy ! Component: 200 - total flux cleaned = -0.000611776 Jy ! Total flux subtracted in 200 components = -0.000611776 Jy ! Clean residual min=-0.001272 max=0.000780 Jy/beam ! Clean residual mean=0.000000 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0339469 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0339469 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062466Jy sigma=0.463639 ! Fit after self-cal, rms=0.062473Jy sigma=0.463613 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062473Jy sigma=0.463613 ! Fit after self-cal, rms=0.067963Jy sigma=0.462694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8943 mas, bmaj=1.858 mas, bpa=-0.6034 degrees ! Estimated noise=0.380652 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019263 Jy ! Component: 100 - total flux cleaned = 0.000201197 Jy ! Component: 150 - total flux cleaned = 0.000222998 Jy ! Component: 200 - total flux cleaned = 0.000247955 Jy ! Total flux subtracted in 200 components = 0.000247955 Jy ! Clean residual min=-0.000813 max=0.000683 Jy/beam ! Clean residual mean=-0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0341948 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 0.0341948 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067958Jy sigma=0.462696 ! Fit after self-cal, rms=0.068797Jy sigma=0.462089 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 = -0.000558411 Jy ! Component: 100 - total flux cleaned = -0.000556588 Jy ! Component: 150 - total flux cleaned = -0.000556021 Jy ! Component: 200 - total flux cleaned = -0.000569191 Jy ! Total flux subtracted in 200 components = -0.000569191 Jy ! Clean residual min=-0.001018 max=0.000744 Jy/beam ! Clean residual mean=-0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0336256 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 22 components and 0.0336256 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068778Jy sigma=0.462165 ! Fit after self-cal, rms=0.068789Jy sigma=0.462154 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068789Jy sigma=0.462154 ! Fit after self-cal, rms=0.076826Jy sigma=0.461654 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.153 mas, bmaj=4.023 mas, bpa=0.2672 degrees ! Estimated noise=0.50604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000317658 Jy ! Component: 100 - total flux cleaned = 0.000346696 Jy ! Component: 150 - total flux cleaned = 0.000349819 Jy ! Component: 200 - total flux cleaned = 0.000352222 Jy ! Total flux subtracted in 200 components = 0.000352222 Jy ! Clean residual min=-0.000945 max=0.000827 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0339779 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 26 components and 0.0339779 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.076824Jy sigma=0.461664 ! Fit after self-cal, rms=0.077459Jy sigma=0.461361 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 = -0.000584049 Jy ! Component: 100 - total flux cleaned = -0.000742077 Jy ! Component: 150 - total flux cleaned = -0.000750412 Jy ! Component: 200 - total flux cleaned = -0.000760893 Jy ! Total flux subtracted in 200 components = -0.000760893 Jy ! Clean residual min=-0.000913 max=0.000802 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.033217 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 0.033217 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077454Jy sigma=0.461383 ! Fit after self-cal, rms=0.077464Jy sigma=0.461366 ! 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=0.8923 mas, bmaj=1.841 mas, bpa=-0.9588 degrees ! Estimated noise=0.38033 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8923 x 1.841 at -0.9588 degrees (North through East) ! Clean map min=-0.00075129 max=0.032171 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=0.6675 mas, bmaj=1.401 mas, bpa=-3.29 degrees ! Estimated noise=0.769071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0245444 Jy ! Component: 100 - total flux cleaned = 0.0306384 Jy ! Component: 150 - total flux cleaned = 0.0329398 Jy ! Component: 200 - total flux cleaned = 0.0332684 Jy ! Total flux subtracted in 200 components = 0.0332684 Jy ! Clean residual min=-0.002025 max=0.001824 Jy/beam ! Clean residual mean=0.000000 rms=0.000407 Jy/beam ! Combined flux in latest and established models = 0.0332684 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0332684 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=1.841 mas, bpa=-0.9588 degrees ! Estimated noise=0.38033 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) ! Added new window around map position (0, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000137364 Jy ! Component: 100 - total flux cleaned = 4.54585e-05 Jy ! Component: 150 - total flux cleaned = -7.67634e-06 Jy ! Component: 200 - total flux cleaned = -5.53092e-05 Jy ! Total flux subtracted in 200 components = -5.53092e-05 Jy ! Clean residual min=-0.000819 max=0.000681 Jy/beam ! Clean residual mean=-0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0332131 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 21 components and 0.0332131 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=2.153 mas, bmaj=4.023 mas, bpa=0.2672 degrees ! Estimated noise=0.50604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.17386e-05 Jy ! Component: 100 - total flux cleaned = -0.000110727 Jy ! Component: 150 - total flux cleaned = -0.000159224 Jy ! Component: 200 - total flux cleaned = -0.000194645 Jy ! Total flux subtracted in 200 components = -0.000194645 Jy ! Clean residual min=-0.000884 max=0.000802 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0330184 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 = -2.5415e-05 Jy ! Component: 100 - total flux cleaned = -5.40461e-05 Jy ! Component: 150 - total flux cleaned = -7.5259e-05 Jy ! Component: 200 - total flux cleaned = -9.50477e-05 Jy ! Total flux subtracted in 200 components = -9.50477e-05 Jy ! Clean residual min=-0.000877 max=0.000791 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0329234 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.0329234 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=1.841 mas, bpa=-0.9588 degrees ! Estimated noise=0.38033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.66807e-05 Jy ! Component: 100 - total flux cleaned = -4.66621e-05 Jy ! Component: 150 - total flux cleaned = -6.11891e-05 Jy ! Component: 200 - total flux cleaned = -6.07929e-05 Jy ! Total flux subtracted in 200 components = -6.07929e-05 Jy ! Clean residual min=-0.000791 max=0.000673 Jy/beam ! Clean residual mean=0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0328626 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.0328626 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077434Jy sigma=0.461357 ! Fit after self-cal, rms=0.077541Jy sigma=0.461282 wmodel J1707-1756_X_a_map.mod ! Writing 42 model components to file: J1707-1756_X_a_map.mod wobs J1707-1756_X_a_uvs.fits ! Writing UV FITS file: J1707-1756_X_a_uvs.fits wwins J1707-1756_X_a_map.win ! wwins: Wrote 2 windows to J1707-1756_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000357022 Jy ! Component: 100 - total flux cleaned = -0.000540094 Jy ! Component: 150 - total flux cleaned = -0.000677123 Jy ! Component: 200 - total flux cleaned = -0.00080974 Jy ! Component: 250 - total flux cleaned = -0.000915021 Jy ! Component: 300 - total flux cleaned = -0.000983358 Jy ! Component: 350 - total flux cleaned = -0.00103917 Jy ! Component: 400 - total flux cleaned = -0.00108298 Jy ! Component: 450 - total flux cleaned = -0.00113665 Jy ! Component: 500 - total flux cleaned = -0.00114719 Jy ! Component: 550 - total flux cleaned = -0.00117841 Jy ! Component: 600 - total flux cleaned = -0.00122959 Jy ! Component: 650 - total flux cleaned = -0.00129016 Jy ! Component: 700 - total flux cleaned = -0.00132019 Jy ! Component: 750 - total flux cleaned = -0.00139908 Jy ! Component: 800 - total flux cleaned = -0.00146712 Jy ! Component: 850 - total flux cleaned = -0.00150557 Jy ! Component: 900 - total flux cleaned = -0.00155308 Jy ! Component: 950 - total flux cleaned = -0.00159064 Jy ! Component: 1000 - total flux cleaned = -0.00160006 Jy ! Component: 1050 - total flux cleaned = -0.00165554 Jy ! Component: 1100 - total flux cleaned = -0.00168298 Jy ! Component: 1150 - total flux cleaned = -0.00169207 Jy ! Component: 1200 - total flux cleaned = -0.00171915 Jy ! Component: 1250 - total flux cleaned = -0.00176386 Jy ! Component: 1300 - total flux cleaned = -0.00177268 Jy ! Component: 1350 - total flux cleaned = -0.00181673 Jy ! Component: 1400 - total flux cleaned = -0.00181682 Jy ! Component: 1450 - total flux cleaned = -0.00186011 Jy ! Component: 1500 - total flux cleaned = -0.00188588 Jy ! Component: 1550 - total flux cleaned = -0.00189435 Jy ! Component: 1600 - total flux cleaned = -0.00191129 Jy ! Component: 1650 - total flux cleaned = -0.00194487 Jy ! Component: 1700 - total flux cleaned = -0.00196158 Jy ! Component: 1750 - total flux cleaned = -0.00201133 Jy ! Component: 1800 - total flux cleaned = -0.00199485 Jy ! Component: 1850 - total flux cleaned = -0.00206046 Jy ! Component: 1900 - total flux cleaned = -0.0020604 Jy ! Component: 1950 - total flux cleaned = -0.002117 Jy ! Component: 2000 - total flux cleaned = -0.00208479 Jy ! Component: 2050 - total flux cleaned = -0.00214073 Jy ! Component: 2100 - total flux cleaned = -0.00214073 Jy ! Component: 2150 - total flux cleaned = -0.00218023 Jy ! Component: 2200 - total flux cleaned = -0.00219594 Jy ! Component: 2250 - total flux cleaned = -0.00222712 Jy ! Component: 2300 - total flux cleaned = -0.00227374 Jy ! Component: 2350 - total flux cleaned = -0.00232779 Jy ! Component: 2400 - total flux cleaned = -0.00236623 Jy ! Component: 2450 - total flux cleaned = -0.00237386 Jy ! Component: 2500 - total flux cleaned = -0.00239662 Jy ! Component: 2550 - total flux cleaned = -0.00244949 Jy ! Component: 2600 - total flux cleaned = -0.00246452 Jy ! Component: 2650 - total flux cleaned = -0.00249448 Jy ! Component: 2700 - total flux cleaned = -0.00251679 Jy ! Component: 2750 - total flux cleaned = -0.00252418 Jy ! Component: 2800 - total flux cleaned = -0.0025609 Jy ! Component: 2850 - total flux cleaned = -0.00259016 Jy ! Component: 2900 - total flux cleaned = -0.00261199 Jy ! Component: 2950 - total flux cleaned = -0.00263377 Jy ! Component: 3000 - total flux cleaned = -0.00268425 Jy ! Component: 3050 - total flux cleaned = -0.00267707 Jy ! Component: 3100 - total flux cleaned = -0.0026914 Jy ! Component: 3150 - total flux cleaned = -0.00272699 Jy ! Component: 3200 - total flux cleaned = -0.00274114 Jy ! Component: 3250 - total flux cleaned = -0.00275526 Jy ! Component: 3300 - total flux cleaned = -0.00276225 Jy ! Component: 3350 - total flux cleaned = -0.00280411 Jy ! Component: 3400 - total flux cleaned = -0.00283181 Jy ! Component: 3450 - total flux cleaned = -0.00283878 Jy ! Component: 3500 - total flux cleaned = -0.00286622 Jy ! Component: 3550 - total flux cleaned = -0.00287992 Jy ! Component: 3600 - total flux cleaned = -0.00290032 Jy ! Component: 3650 - total flux cleaned = -0.00293419 Jy ! Component: 3700 - total flux cleaned = -0.00293418 Jy ! Component: 3750 - total flux cleaned = -0.00296108 Jy ! Component: 3800 - total flux cleaned = -0.00297443 Jy ! Component: 3850 - total flux cleaned = -0.00297441 Jy ! Component: 3900 - total flux cleaned = -0.00298766 Jy ! Component: 3950 - total flux cleaned = -0.00299422 Jy ! Component: 4000 - total flux cleaned = -0.00302707 Jy ! Component: 4050 - total flux cleaned = -0.00302708 Jy ! Total flux subtracted in 4096 components = -0.00305314 Jy ! Clean residual min=-0.000425 max=0.000352 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0298094 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 364 components and 0.0298094 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1707-1756_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8923 x 1.841 at -0.9588 degrees (North through East) ! Clean map min=-0.00078403 max=0.031503 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1707-1756_X_a_map.fits wmodel /image_prod/ug002_uvm//J1707-1756_X_a_map.mod ! Writing 364 model components to file: /image_prod/ug002_uvm//J1707-1756_X_a_map.mod wobs /image_prod/ug002_uvm//J1707-1756_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1707-1756_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1707-1756_X_a_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uvm//J1707-1756_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.031503 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111942 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.06601 1.06601 2.13202 4.26404 8.52809 17.0562 34.1123 68.2247 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 281.423 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1707-1756_X_a_dfm.log closed on Wed Mar 4 17:30:04 2020