! Started logfile: /image_prod/ug002_uva//J1949+7252_X_dfm.log on Thu Mar 5 04:25:15 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_uva//J1949+7252_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1949+7252_X_uva.fits ! AN table 1: 80 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.929444 visibilities/baseline/integration-bin. ! Found source: J1949+7252 ! ! 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 40152 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 J1949+7252_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. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.011658Jy sigma=8.769365 ! Fit after self-cal, rms=0.862748Jy sigma=7.477498 ! 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=0.7628 mas, bmaj=1.049 mas, bpa=80.96 degrees ! Estimated noise=0.94584 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 = 0.105851 Jy ! Component: 100 - total flux cleaned = 0.130582 Jy ! Total flux subtracted in 100 components = 0.130582 Jy ! Clean residual min=-0.004513 max=0.009211 Jy/beam ! Clean residual mean=-0.000002 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.130582 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.130582 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=0.065513Jy sigma=0.493511 ! Fit after self-cal, rms=0.065489Jy sigma=0.493372 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00954031 Jy ! Component: 100 - total flux cleaned = 0.0140795 Jy ! Total flux subtracted in 100 components = 0.0140795 Jy ! Clean residual min=-0.004528 max=0.003762 Jy/beam ! Clean residual mean=-0.000001 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.144661 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.144661 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=0.064093Jy sigma=0.479740 ! Fit after self-cal, rms=0.064099Jy sigma=0.479710 ! 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=1.029 mas, bmaj=1.304 mas, bpa=78.92 degrees ! Estimated noise=0.417079 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 (-16.8, 21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270865 Jy ! Component: 100 - total flux cleaned = 0.00364957 Jy ! Component: 150 - total flux cleaned = 0.00404383 Jy ! Component: 200 - total flux cleaned = 0.00421715 Jy ! Total flux subtracted in 200 components = 0.00421715 Jy ! Clean residual min=-0.002680 max=0.002956 Jy/beam ! Clean residual mean=-0.000002 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.148878 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.148878 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=0.063913Jy sigma=0.477781 ! Fit after self-cal, rms=0.063902Jy sigma=0.477667 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 1.304 at 78.92 degrees (North through East) ! Clean map min=-0.0025252 max=0.13886 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.88 KP 1.03 ! LA 1.05 MK 1.00 NL 1.12 OV 0.93 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 0.87 KP 1.04 ! LA 1.04 MK 1.01 NL 1.10 OV 0.92 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.89 KP 1.04 ! LA 1.06 MK 1.01 NL 1.13 OV 0.92 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.87 KP 1.03 ! LA 1.06 MK 1.00 NL 1.12 OV 0.94 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.87 KP 1.04 ! LA 1.03 MK 1.02 NL 1.14 OV 0.92 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.85 KP 1.03 ! LA 1.05 MK 1.03 NL 1.11 OV 0.93 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.87 KP 1.03 ! LA 1.03 MK 1.01 NL 1.11 OV 0.92 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.87 KP 1.02 ! LA 1.03 MK 1.00 NL 1.11 OV 0.91 ! PT 0.95 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.86 KP 1.04 ! LA 1.04 MK 1.00 NL 1.13 OV 0.94 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 0.85 KP 1.03 ! LA 1.03 MK 1.00 NL 1.12 OV 0.93 ! PT 0.97 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.85 KP 1.03 ! LA 1.04 MK 0.98 NL 1.11 OV 0.92 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.88 KP 1.02 ! LA 1.06 MK 1.04 NL 1.09 OV 0.93 ! PT 0.93 SC 1.08 ! ! ! Fit before self-cal, rms=0.063902Jy sigma=0.477667 ! Fit after self-cal, rms=0.059785Jy sigma=0.464955 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.028 mas, bmaj=1.298 mas, bpa=78.35 degrees ! Estimated noise=0.412711 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 = -0.000113906 Jy ! Component: 100 - total flux cleaned = -0.000273411 Jy ! Component: 150 - total flux cleaned = -0.000407949 Jy ! Component: 200 - total flux cleaned = -0.000520835 Jy ! Total flux subtracted in 200 components = -0.000520835 Jy ! Clean residual min=-0.001565 max=0.001570 Jy/beam ! Clean residual mean=0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.148357 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 42 components and 0.148357 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=0.059727Jy sigma=0.464649 ! Fit after self-cal, rms=0.059706Jy sigma=0.464535 ! 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=0.059706Jy sigma=0.464535 ! Fit after self-cal, rms=0.061837Jy sigma=0.459933 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.295 mas, bpa=78.83 degrees ! Estimated noise=0.414221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000750636 Jy ! Component: 100 - total flux cleaned = -0.000752038 Jy ! Component: 150 - total flux cleaned = -0.000724023 Jy ! Component: 200 - total flux cleaned = -0.000698606 Jy ! Total flux subtracted in 200 components = -0.000698606 Jy ! Clean residual min=-0.000861 max=0.000799 Jy/beam ! Clean residual mean=-0.000002 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.147659 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.147659 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=0.061824Jy sigma=0.459823 ! Fit after self-cal, rms=0.061867Jy sigma=0.459774 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 = -0.000189586 Jy ! Component: 100 - total flux cleaned = -0.00018926 Jy ! Component: 150 - total flux cleaned = -0.000188628 Jy ! Component: 200 - total flux cleaned = -0.00017881 Jy ! Total flux subtracted in 200 components = -0.00017881 Jy ! Clean residual min=-0.000856 max=0.000799 Jy/beam ! Clean residual mean=-0.000002 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.14748 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 57 components and 0.14748 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=0.061863Jy sigma=0.459740 ! Fit after self-cal, rms=0.061862Jy sigma=0.459739 ! 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=0.061862Jy sigma=0.459739 ! Fit after self-cal, rms=0.061961Jy sigma=0.459706 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=1.294 mas, bpa=78.85 degrees ! Estimated noise=0.414087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000305667 Jy ! Component: 100 - total flux cleaned = -0.000317509 Jy ! Component: 150 - total flux cleaned = -0.000317174 Jy ! Component: 200 - total flux cleaned = -0.000317024 Jy ! Total flux subtracted in 200 components = -0.000317024 Jy ! Clean residual min=-0.000852 max=0.000790 Jy/beam ! Clean residual mean=-0.000002 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.147163 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 63 components and 0.147163 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=0.061957Jy sigma=0.459666 ! Fit after self-cal, rms=0.061958Jy sigma=0.459663 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 = -7.69175e-05 Jy ! Component: 100 - total flux cleaned = -7.67198e-05 Jy ! Component: 150 - total flux cleaned = -6.83005e-05 Jy ! Component: 200 - total flux cleaned = -6.0585e-05 Jy ! Total flux subtracted in 200 components = -6.0585e-05 Jy ! Clean residual min=-0.000854 max=0.000794 Jy/beam ! Clean residual mean=-0.000002 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.147103 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 63 components and 0.147103 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=0.061956Jy sigma=0.459643 ! Fit after self-cal, rms=0.061956Jy sigma=0.459644 ! 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=0.061956Jy sigma=0.459644 ! Fit after self-cal, rms=0.062012Jy sigma=0.459634 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.37 mas, bmaj=2.872 mas, bpa=70.68 degrees ! Estimated noise=0.516402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.65343e-05 Jy ! Component: 100 - total flux cleaned = -4.78186e-06 Jy ! Component: 150 - total flux cleaned = 1.16908e-05 Jy ! Component: 200 - total flux cleaned = 2.09923e-05 Jy ! Total flux subtracted in 200 components = 2.09923e-05 Jy ! Clean residual min=-0.000793 max=0.000849 Jy/beam ! Clean residual mean=-0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.147124 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 71 components and 0.147124 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=0.062011Jy sigma=0.459624 ! Fit after self-cal, rms=0.062012Jy sigma=0.459622 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 = -1.55631e-05 Jy ! Component: 100 - total flux cleaned = -1.12125e-05 Jy ! Component: 150 - total flux cleaned = -3.06559e-06 Jy ! Component: 200 - total flux cleaned = 8.17077e-06 Jy ! Total flux subtracted in 200 components = 8.17077e-06 Jy ! Clean residual min=-0.000786 max=0.000855 Jy/beam ! Clean residual mean=-0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.147132 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 73 components and 0.147132 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=0.062011Jy sigma=0.459619 ! Fit after self-cal, rms=0.062011Jy sigma=0.459618 ! 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=1.035 mas, bmaj=1.293 mas, bpa=78.86 degrees ! Estimated noise=0.41406 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 1.293 at 78.86 degrees (North through East) ! Clean map min=-0.0011991 max=0.13811 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=0.771 mas, bmaj=1.04 mas, bpa=80.61 degrees ! Estimated noise=0.938998 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10505 Jy ! Component: 100 - total flux cleaned = 0.129154 Jy ! Component: 150 - total flux cleaned = 0.138034 Jy ! Component: 200 - total flux cleaned = 0.142245 Jy ! Total flux subtracted in 200 components = 0.142245 Jy ! Clean residual min=-0.001909 max=0.001949 Jy/beam ! Clean residual mean=-0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.142245 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.142245 Jy ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=1.293 mas, bpa=78.86 degrees ! Estimated noise=0.41406 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 = 0.00246416 Jy ! Component: 100 - total flux cleaned = 0.00326363 Jy ! Component: 150 - total flux cleaned = 0.00356515 Jy ! Component: 200 - total flux cleaned = 0.00380905 Jy ! Total flux subtracted in 200 components = 0.00380905 Jy ! Clean residual min=-0.000888 max=0.000809 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.146054 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.146054 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=2.37 mas, bmaj=2.872 mas, bpa=70.68 degrees ! Estimated noise=0.516402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000621772 Jy ! Component: 100 - total flux cleaned = 0.000777789 Jy ! Component: 150 - total flux cleaned = 0.000883435 Jy ! Component: 200 - total flux cleaned = 0.000935743 Jy ! Total flux subtracted in 200 components = 0.000935743 Jy ! Clean residual min=-0.000798 max=0.000842 Jy/beam ! Clean residual mean=-0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.14699 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 = 5.0917e-05 Jy ! Component: 100 - total flux cleaned = 8.55151e-05 Jy ! Component: 150 - total flux cleaned = 0.000109512 Jy ! Component: 200 - total flux cleaned = 0.000130432 Jy ! Total flux subtracted in 200 components = 0.000130432 Jy ! Clean residual min=-0.000781 max=0.000851 Jy/beam ! Clean residual mean=-0.000003 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.14712 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 40 components and 0.14712 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=1.293 mas, bpa=78.86 degrees ! Estimated noise=0.41406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000105553 Jy ! Component: 100 - total flux cleaned = -0.000209966 Jy ! Component: 150 - total flux cleaned = -0.00024828 Jy ! Component: 200 - total flux cleaned = -0.000259253 Jy ! Total flux subtracted in 200 components = -0.000259253 Jy ! Clean residual min=-0.000862 max=0.000782 Jy/beam ! Clean residual mean=-0.000002 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.146861 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.146861 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=0.062019Jy sigma=0.459652 ! Fit after self-cal, rms=0.062018Jy sigma=0.459645 wmodel J1949+7252_X_map.mod ! Writing 52 model components to file: J1949+7252_X_map.mod wobs J1949+7252_X_uvs.fits ! Writing UV FITS file: J1949+7252_X_uvs.fits wwins J1949+7252_X_map.win ! wwins: Wrote 2 windows to J1949+7252_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 = -8.12104e-05 Jy ! Component: 100 - total flux cleaned = -8.09738e-05 Jy ! Component: 150 - total flux cleaned = -0.000107712 Jy ! Component: 200 - total flux cleaned = -0.000212182 Jy ! Component: 250 - total flux cleaned = -0.000288673 Jy ! Component: 300 - total flux cleaned = -0.000301224 Jy ! Component: 350 - total flux cleaned = -0.000313711 Jy ! Component: 400 - total flux cleaned = -0.00035011 Jy ! Component: 450 - total flux cleaned = -0.000350132 Jy ! Component: 500 - total flux cleaned = -0.000303417 Jy ! Component: 550 - total flux cleaned = -0.000268871 Jy ! Component: 600 - total flux cleaned = -0.00023497 Jy ! Component: 650 - total flux cleaned = -0.000268694 Jy ! Component: 700 - total flux cleaned = -0.000246447 Jy ! Component: 750 - total flux cleaned = -0.000246512 Jy ! Component: 800 - total flux cleaned = -0.000235576 Jy ! Component: 850 - total flux cleaned = -0.000246443 Jy ! Component: 900 - total flux cleaned = -0.000267847 Jy ! Component: 950 - total flux cleaned = -0.000267836 Jy ! Component: 1000 - total flux cleaned = -0.000267806 Jy ! Component: 1050 - total flux cleaned = -0.000320122 Jy ! Component: 1100 - total flux cleaned = -0.00032013 Jy ! Component: 1150 - total flux cleaned = -0.000320157 Jy ! Component: 1200 - total flux cleaned = -0.000350797 Jy ! Component: 1250 - total flux cleaned = -0.000350802 Jy ! Component: 1300 - total flux cleaned = -0.000390853 Jy ! Component: 1350 - total flux cleaned = -0.000400815 Jy ! Component: 1400 - total flux cleaned = -0.000400827 Jy ! Component: 1450 - total flux cleaned = -0.000381164 Jy ! Component: 1500 - total flux cleaned = -0.000390862 Jy ! Component: 1550 - total flux cleaned = -0.000342462 Jy ! Component: 1600 - total flux cleaned = -0.00034232 Jy ! Component: 1650 - total flux cleaned = -0.000332775 Jy ! Component: 1700 - total flux cleaned = -0.000332728 Jy ! Component: 1750 - total flux cleaned = -0.00029504 Jy ! Component: 1800 - total flux cleaned = -0.000276354 Jy ! Component: 1850 - total flux cleaned = -0.000276221 Jy ! Component: 1900 - total flux cleaned = -0.000239236 Jy ! Component: 1950 - total flux cleaned = -0.000294447 Jy ! Component: 2000 - total flux cleaned = -0.000230498 Jy ! Component: 2050 - total flux cleaned = -0.000221436 Jy ! Component: 2100 - total flux cleaned = -0.000230303 Jy ! Component: 2150 - total flux cleaned = -0.000185394 Jy ! Component: 2200 - total flux cleaned = -0.000194264 Jy ! Component: 2250 - total flux cleaned = -0.000167812 Jy ! Component: 2300 - total flux cleaned = -0.000176632 Jy ! Component: 2350 - total flux cleaned = -0.000150283 Jy ! Component: 2400 - total flux cleaned = -0.000159085 Jy ! Component: 2450 - total flux cleaned = -0.000150497 Jy ! Component: 2500 - total flux cleaned = -0.000141851 Jy ! Component: 2550 - total flux cleaned = -0.000116175 Jy ! Component: 2600 - total flux cleaned = -0.0001416 Jy ! Component: 2650 - total flux cleaned = -0.000133145 Jy ! Component: 2700 - total flux cleaned = -0.000124675 Jy ! Component: 2750 - total flux cleaned = -0.000116238 Jy ! Component: 2800 - total flux cleaned = -8.29222e-05 Jy ! Component: 2850 - total flux cleaned = -9.95358e-05 Jy ! Component: 2900 - total flux cleaned = -0.000124264 Jy ! Component: 2950 - total flux cleaned = -8.31155e-05 Jy ! Component: 3000 - total flux cleaned = -5.0384e-05 Jy ! Component: 3050 - total flux cleaned = -6.67224e-05 Jy ! Component: 3100 - total flux cleaned = -5.85611e-05 Jy ! Component: 3150 - total flux cleaned = -5.86207e-05 Jy ! Component: 3200 - total flux cleaned = -8.26708e-05 Jy ! Component: 3250 - total flux cleaned = -1.87922e-05 Jy ! Component: 3300 - total flux cleaned = -5.05631e-05 Jy ! Component: 3350 - total flux cleaned = -1.10034e-05 Jy ! Component: 3400 - total flux cleaned = -1.89002e-05 Jy ! Component: 3450 - total flux cleaned = -1.90048e-05 Jy ! Component: 3500 - total flux cleaned = 3.56627e-05 Jy ! Component: 3550 - total flux cleaned = 2.0047e-05 Jy ! Component: 3600 - total flux cleaned = 4.33052e-05 Jy ! Component: 3650 - total flux cleaned = 5.09795e-05 Jy ! Component: 3700 - total flux cleaned = 7.39996e-05 Jy ! Component: 3750 - total flux cleaned = 8.16983e-05 Jy ! Component: 3800 - total flux cleaned = 5.89054e-05 Jy ! Component: 3850 - total flux cleaned = 6.64624e-05 Jy ! Component: 3900 - total flux cleaned = 3.62318e-05 Jy ! Component: 3950 - total flux cleaned = 8.1367e-05 Jy ! Component: 4000 - total flux cleaned = 5.14367e-05 Jy ! Component: 4050 - total flux cleaned = 6.63588e-05 Jy ! Total flux subtracted in 4096 components = 7.38262e-05 Jy ! Clean residual min=-0.000420 max=0.000389 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.146935 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 358 components and 0.146935 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1949+7252_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.035 x 1.293 at 78.86 degrees (North through East) ! Clean map min=-0.00098494 max=0.13808 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1949+7252_X_map.fits wmodel /image_prod/ug002_uva//J1949+7252_X_map.mod ! Writing 358 model components to file: /image_prod/ug002_uva//J1949+7252_X_map.mod wobs /image_prod/ug002_uva//J1949+7252_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1949+7252_X_uvs.fits wwins /image_prod/ug002_uva//J1949+7252_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1949+7252_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.138084 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125687 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.273067 0.273067 0.546134 1.09227 2.18454 4.36907 8.73814 17.4763 34.9526 69.9052 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.138 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1098.63 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1949+7252_X_dfm.log closed on Thu Mar 5 04:25:20 2020