! Started logfile: /image_prod/ug002_uva//J0731+2804_X_dfm.log on Wed Mar 4 21:51:39 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//J0731+2804_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0731+2804_X_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.866667 visibilities/baseline/integration-bin. ! Found source: J0731+2804 ! ! 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 42120 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 J0731+2804_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001574Jy sigma=9.750094 ! Fit after self-cal, rms=0.978364Jy sigma=9.532505 ! 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=0.7316 mas, bmaj=1.453 mas, bpa=-1.794 degrees ! Estimated noise=0.837412 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 = 0.0180784 Jy ! Component: 100 - total flux cleaned = 0.0215355 Jy ! Total flux subtracted in 100 components = 0.0215355 Jy ! Clean residual min=-0.001978 max=0.001937 Jy/beam ! Clean residual mean=-0.000001 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0215355 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0215355 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=0.051598Jy sigma=0.458784 ! Fit after self-cal, rms=0.049881Jy sigma=0.441137 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00403896 Jy ! Component: 100 - total flux cleaned = 0.00399449 Jy ! Total flux subtracted in 100 components = 0.00399449 Jy ! Clean residual min=-0.001975 max=0.001898 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.02553 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.02553 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=0.049580Jy sigma=0.438964 ! Fit after self-cal, rms=0.049550Jy sigma=0.438841 ! 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=0.9711 mas, bmaj=1.826 mas, bpa=-0.7423 degrees ! Estimated noise=0.360588 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 = -0.000730514 Jy ! Component: 100 - total flux cleaned = -0.000878672 Jy ! Component: 150 - total flux cleaned = -0.00104473 Jy ! Component: 200 - total flux cleaned = -0.00116769 Jy ! Total flux subtracted in 200 components = -0.00116769 Jy ! Clean residual min=-0.001079 max=0.001057 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0243623 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.0243623 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=0.049523Jy sigma=0.438614 ! Fit after self-cal, rms=0.049475Jy sigma=0.438459 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9711 x 1.826 at -0.7423 degrees (North through East) ! Clean map min=-0.0013101 max=0.026925 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.07 HN 0.71 KP 1.19 ! LA 1.16 MK 1.00 NL 1.15 OV 1.01 ! PT 0.89 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 0.69 KP 1.12 ! LA 1.05 MK 1.09 NL 1.25 OV 1.03 ! PT 0.90 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.07 HN 0.74 KP 1.12 ! LA 1.05 MK 1.04 NL 1.30 OV 0.93 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.09 HN 0.71 KP 1.09 ! LA 1.08 MK 1.13 NL 1.30 OV 0.85 ! PT 0.96 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 0.69 KP 1.02 ! LA 1.06 MK 0.98 NL 1.31 OV 0.94 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 0.68 KP 1.13 ! LA 1.07 MK 1.12 NL 1.15 OV 0.95 ! PT 0.94 SC 0.88 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 0.68 KP 1.15 ! LA 1.08 MK 1.03 NL 1.20 OV 0.99 ! PT 0.91 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.99 HN 0.69 KP 1.11 ! LA 1.11 MK 1.03 NL 1.32 OV 0.87 ! PT 0.90 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.98 HN 0.79 KP 1.15 ! LA 1.04 MK 1.02 NL 1.25 OV 0.93 ! PT 0.87 SC 0.85 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.92 HN 0.73 KP 1.03 ! LA 0.99 MK 0.96 NL 1.17 OV 0.96 ! PT 0.96 SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.94 HN 0.71 KP 1.05 ! LA 1.07 MK 0.92 NL 1.12 OV 0.85 ! PT 0.91 SC 0.88 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.89 HN 0.68 KP 1.01 ! LA 1.08 MK 0.88 NL 1.22 OV 0.92 ! PT 0.83 SC 0.83 ! ! ! Fit before self-cal, rms=0.049475Jy sigma=0.438459 ! Fit after self-cal, rms=0.046001Jy sigma=0.436126 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.955 mas, bmaj=1.766 mas, bpa=0.09367 degrees ! Estimated noise=0.356511 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 = 0.000291494 Jy ! Component: 100 - total flux cleaned = 0.000315576 Jy ! Component: 150 - total flux cleaned = 0.000325112 Jy ! Component: 200 - total flux cleaned = 0.000324675 Jy ! Total flux subtracted in 200 components = 0.000324675 Jy ! Clean residual min=-0.000682 max=0.000588 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.024687 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 17 components and 0.024687 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=0.045996Jy sigma=0.436078 ! Fit after self-cal, rms=0.045968Jy sigma=0.435174 ! 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=0.045968Jy sigma=0.435174 ! Fit after self-cal, rms=0.046205Jy sigma=0.434513 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9495 mas, bmaj=1.755 mas, bpa=0.3748 degrees ! Estimated noise=0.355862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145228 Jy ! Component: 100 - total flux cleaned = 0.000166965 Jy ! Component: 150 - total flux cleaned = 0.00018597 Jy ! Component: 200 - total flux cleaned = 0.000197359 Jy ! Total flux subtracted in 200 components = 0.000197359 Jy ! Clean residual min=-0.000690 max=0.000573 Jy/beam ! Clean residual mean=0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0248843 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.0248843 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=0.046202Jy sigma=0.434493 ! Fit after self-cal, rms=0.046246Jy sigma=0.434144 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 = -0.000188695 Jy ! Component: 100 - total flux cleaned = -0.000213216 Jy ! Component: 150 - total flux cleaned = -0.000223813 Jy ! Component: 200 - total flux cleaned = -0.000238287 Jy ! Total flux subtracted in 200 components = -0.000238287 Jy ! Clean residual min=-0.000659 max=0.000592 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0246461 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 24 components and 0.0246461 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=0.046244Jy sigma=0.434132 ! Fit after self-cal, rms=0.046242Jy sigma=0.434093 ! 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=0.046242Jy sigma=0.434093 ! Fit after self-cal, rms=0.046477Jy sigma=0.433966 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9465 mas, bmaj=1.749 mas, bpa=0.4924 degrees ! Estimated noise=0.35409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.57516e-05 Jy ! Component: 100 - total flux cleaned = 6.68876e-05 Jy ! Component: 150 - total flux cleaned = 9.1829e-05 Jy ! Component: 200 - total flux cleaned = 0.000119237 Jy ! Total flux subtracted in 200 components = 0.000119237 Jy ! Clean residual min=-0.000669 max=0.000596 Jy/beam ! Clean residual mean=0.000000 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0247653 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 24 components and 0.0247653 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=0.046474Jy sigma=0.433955 ! Fit after self-cal, rms=0.046513Jy sigma=0.433860 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 = -2.97947e-05 Jy ! Component: 100 - total flux cleaned = -2.41128e-05 Jy ! Component: 150 - total flux cleaned = -1.94206e-05 Jy ! Component: 200 - total flux cleaned = -1.94782e-05 Jy ! Total flux subtracted in 200 components = -1.94782e-05 Jy ! Clean residual min=-0.000660 max=0.000586 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0247458 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 26 components and 0.0247458 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=0.046511Jy sigma=0.433855 ! Fit after self-cal, rms=0.046514Jy sigma=0.433836 ! 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=0.046514Jy sigma=0.433836 ! Fit after self-cal, rms=0.046548Jy sigma=0.433806 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.223 mas, bmaj=2.726 mas, bpa=3.369 degrees ! Estimated noise=0.440836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.49908e-07 Jy ! Component: 100 - total flux cleaned = 2.92198e-05 Jy ! Component: 150 - total flux cleaned = 5.30362e-05 Jy ! Component: 200 - total flux cleaned = 6.49552e-05 Jy ! Total flux subtracted in 200 components = 6.49552e-05 Jy ! Clean residual min=-0.000730 max=0.000639 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0248108 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 0.0248108 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=0.046547Jy sigma=0.433800 ! Fit after self-cal, rms=0.046562Jy sigma=0.433743 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 = -6.86552e-05 Jy ! Component: 100 - total flux cleaned = -6.06218e-05 Jy ! Component: 150 - total flux cleaned = -4.25153e-05 Jy ! Component: 200 - total flux cleaned = -3.3431e-05 Jy ! Total flux subtracted in 200 components = -3.3431e-05 Jy ! Clean residual min=-0.000699 max=0.000601 Jy/beam ! Clean residual mean=0.000001 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0247773 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 29 components and 0.0247773 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=0.046561Jy sigma=0.433745 ! Fit after self-cal, rms=0.046555Jy sigma=0.433693 ! 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=0.9448 mas, bmaj=1.745 mas, bpa=0.5966 degrees ! Estimated noise=0.352644 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9448 x 1.745 at 0.5966 degrees (North through East) ! Clean map min=-0.00063763 max=0.026257 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=0.7205 mas, bmaj=1.388 mas, bpa=-0.3155 degrees ! Estimated noise=0.78565 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.020567 Jy ! Component: 100 - total flux cleaned = 0.0241518 Jy ! Component: 150 - total flux cleaned = 0.0245566 Jy ! Component: 200 - total flux cleaned = 0.024761 Jy ! Total flux subtracted in 200 components = 0.024761 Jy ! Clean residual min=-0.001609 max=0.001487 Jy/beam ! Clean residual mean=-0.000000 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.024761 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.024761 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9448 mas, bmaj=1.745 mas, bpa=0.5966 degrees ! Estimated noise=0.352644 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 = 0.000130563 Jy ! Component: 100 - total flux cleaned = 0.000206963 Jy ! Component: 150 - total flux cleaned = 0.000209335 Jy ! Component: 200 - total flux cleaned = 0.000209128 Jy ! Total flux subtracted in 200 components = 0.000209128 Jy ! Clean residual min=-0.000665 max=0.000591 Jy/beam ! Clean residual mean=0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0249701 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.0249701 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=2.223 mas, bmaj=2.726 mas, bpa=3.369 degrees ! Estimated noise=0.440836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.62007e-05 Jy ! Component: 100 - total flux cleaned = -7.08082e-05 Jy ! Component: 150 - total flux cleaned = -8.32508e-05 Jy ! Component: 200 - total flux cleaned = -9.41582e-05 Jy ! Total flux subtracted in 200 components = -9.41582e-05 Jy ! Clean residual min=-0.000699 max=0.000604 Jy/beam ! Clean residual mean=0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.024876 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 = -3.28296e-06 Jy ! Component: 100 - total flux cleaned = -6.46863e-06 Jy ! Component: 150 - total flux cleaned = -9.43963e-06 Jy ! Component: 200 - total flux cleaned = -1.23862e-05 Jy ! Total flux subtracted in 200 components = -1.23862e-05 Jy ! Clean residual min=-0.000695 max=0.000605 Jy/beam ! Clean residual mean=0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0248636 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.0248636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9448 mas, bmaj=1.745 mas, bpa=0.5966 degrees ! Estimated noise=0.352644 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.8115e-05 Jy ! Component: 100 - total flux cleaned = 7.61975e-05 Jy ! Component: 150 - total flux cleaned = 0.000101667 Jy ! Component: 200 - total flux cleaned = 9.60107e-05 Jy ! Total flux subtracted in 200 components = 9.60107e-05 Jy ! Clean residual min=-0.000671 max=0.000610 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0249596 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.0249596 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=0.046557Jy sigma=0.433732 ! Fit after self-cal, rms=0.046557Jy sigma=0.433684 wmodel J0731+2804_X_map.mod ! Writing 28 model components to file: J0731+2804_X_map.mod wobs J0731+2804_X_uvs.fits ! Writing UV FITS file: J0731+2804_X_uvs.fits wwins J0731+2804_X_map.win ! wwins: Wrote 1 windows to J0731+2804_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 = -0.00021525 Jy ! Component: 100 - total flux cleaned = -0.000204595 Jy ! Component: 150 - total flux cleaned = -0.000162597 Jy ! Component: 200 - total flux cleaned = -0.000162586 Jy ! Component: 250 - total flux cleaned = -0.000172309 Jy ! Component: 300 - total flux cleaned = -0.000172205 Jy ! Component: 350 - total flux cleaned = -0.000181608 Jy ! Component: 400 - total flux cleaned = -0.000190976 Jy ! Component: 450 - total flux cleaned = -0.000227581 Jy ! Component: 500 - total flux cleaned = -0.000254612 Jy ! Component: 550 - total flux cleaned = -0.000298805 Jy ! Component: 600 - total flux cleaned = -0.00034214 Jy ! Component: 650 - total flux cleaned = -0.000359247 Jy ! Component: 700 - total flux cleaned = -0.000376333 Jy ! Component: 750 - total flux cleaned = -0.000426364 Jy ! Component: 800 - total flux cleaned = -0.000450992 Jy ! Component: 850 - total flux cleaned = -0.000491519 Jy ! Component: 900 - total flux cleaned = -0.000531574 Jy ! Component: 950 - total flux cleaned = -0.000531582 Jy ! Component: 1000 - total flux cleaned = -0.000594494 Jy ! Component: 1050 - total flux cleaned = -0.000641102 Jy ! Component: 1100 - total flux cleaned = -0.000648721 Jy ! Component: 1150 - total flux cleaned = -0.000686879 Jy ! Component: 1200 - total flux cleaned = -0.000717101 Jy ! Component: 1250 - total flux cleaned = -0.000739542 Jy ! Component: 1300 - total flux cleaned = -0.000783911 Jy ! Component: 1350 - total flux cleaned = -0.000835213 Jy ! Component: 1400 - total flux cleaned = -0.000871599 Jy ! Component: 1450 - total flux cleaned = -0.000914725 Jy ! Component: 1500 - total flux cleaned = -0.000943231 Jy ! Component: 1550 - total flux cleaned = -0.000992793 Jy ! Component: 1600 - total flux cleaned = -0.00103491 Jy ! Component: 1650 - total flux cleaned = -0.00106275 Jy ! Component: 1700 - total flux cleaned = -0.00108348 Jy ! Component: 1750 - total flux cleaned = -0.00112466 Jy ! Component: 1800 - total flux cleaned = -0.00111107 Jy ! Component: 1850 - total flux cleaned = -0.00115158 Jy ! Component: 1900 - total flux cleaned = -0.00115155 Jy ! Component: 1950 - total flux cleaned = -0.00120477 Jy ! Component: 2000 - total flux cleaned = -0.00125755 Jy ! Component: 2050 - total flux cleaned = -0.00127718 Jy ! Component: 2100 - total flux cleaned = -0.00130977 Jy ! Component: 2150 - total flux cleaned = -0.00133559 Jy ! Component: 2200 - total flux cleaned = -0.00137414 Jy ! Component: 2250 - total flux cleaned = -0.00141244 Jy ! Component: 2300 - total flux cleaned = -0.00140616 Jy ! Component: 2350 - total flux cleaned = -0.00146914 Jy ! Component: 2400 - total flux cleaned = -0.00150664 Jy ! Component: 2450 - total flux cleaned = -0.00151912 Jy ! Component: 2500 - total flux cleaned = -0.00156242 Jy ! Component: 2550 - total flux cleaned = -0.00156851 Jy ! Component: 2600 - total flux cleaned = -0.00156856 Jy ! Component: 2650 - total flux cleaned = -0.0016171 Jy ! Component: 2700 - total flux cleaned = -0.00164114 Jy ! Component: 2750 - total flux cleaned = -0.00163514 Jy ! Component: 2800 - total flux cleaned = -0.001653 Jy ! Component: 2850 - total flux cleaned = -0.00167072 Jy ! Component: 2900 - total flux cleaned = -0.00168256 Jy ! Component: 2950 - total flux cleaned = -0.001706 Jy ! Component: 3000 - total flux cleaned = -0.00171185 Jy ! Component: 3050 - total flux cleaned = -0.00173497 Jy ! Component: 3100 - total flux cleaned = -0.00174067 Jy ! Component: 3150 - total flux cleaned = -0.00175211 Jy ! Component: 3200 - total flux cleaned = -0.00178052 Jy ! Component: 3250 - total flux cleaned = -0.00178046 Jy ! Component: 3300 - total flux cleaned = -0.0017805 Jy ! Component: 3350 - total flux cleaned = -0.00176932 Jy ! Component: 3400 - total flux cleaned = -0.00180277 Jy ! Component: 3450 - total flux cleaned = -0.00181388 Jy ! Component: 3500 - total flux cleaned = -0.00183593 Jy ! Component: 3550 - total flux cleaned = -0.00185232 Jy ! Component: 3600 - total flux cleaned = -0.00186869 Jy ! Component: 3650 - total flux cleaned = -0.00183611 Jy ! Component: 3700 - total flux cleaned = -0.00184692 Jy ! Component: 3750 - total flux cleaned = -0.00183085 Jy ! Component: 3800 - total flux cleaned = -0.00185224 Jy ! Component: 3850 - total flux cleaned = -0.0018469 Jy ! Component: 3900 - total flux cleaned = -0.00185752 Jy ! Component: 3950 - total flux cleaned = -0.00186808 Jy ! Component: 4000 - total flux cleaned = -0.00184189 Jy ! Component: 4050 - total flux cleaned = -0.00184709 Jy ! Total flux subtracted in 4096 components = -0.00184709 Jy ! Clean residual min=-0.000358 max=0.000296 Jy/beam ! Clean residual mean=0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0231125 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 347 components and 0.0231125 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0731+2804_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9448 x 1.745 at 0.5966 degrees (North through East) ! Clean map min=-0.00057402 max=0.02607 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0731+2804_X_map.fits wmodel /image_prod/ug002_uva//J0731+2804_X_map.mod ! Writing 347 model components to file: /image_prod/ug002_uva//J0731+2804_X_map.mod wobs /image_prod/ug002_uva//J0731+2804_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0731+2804_X_uvs.fits wwins /image_prod/ug002_uva//J0731+2804_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J0731+2804_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0260701 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.90131e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.02431 1.02431 2.04862 4.09725 8.1945 16.389 32.778 65.556 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 292.879 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0731+2804_X_dfm.log closed on Wed Mar 4 21:51:44 2020