! Started logfile: /vlbi/uf001/uva//J2254+0054_X_dfm.log on Mon Jan 14 06:27:19 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J2254+0054_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2254+0054_X_uva.fits ! AN table 1: 14 integrations on 28 of 28 possible baselines. ! AN table 2: 28 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.982653 visibilities/baseline/integration-bin. ! Found source: J2254+0054 ! ! 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 121 lines of history. ! ! Reading 11556 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 J2254+0054_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 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 17 telescope corrections were flagged in sub-array 1. ! A total of 28 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.024577Jy sigma=18.600797 ! Fit after self-cal, rms=0.805694Jy sigma=14.472090 ! 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=0.6458 mas, bmaj=1.642 mas, bpa=-6.216 degrees ! Estimated noise=0.590802 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 = 0.149925 Jy ! Component: 100 - total flux cleaned = 0.191337 Jy ! Total flux subtracted in 100 components = 0.191337 Jy ! Clean residual min=-0.019706 max=0.041178 Jy/beam ! Clean residual mean=0.000000 rms=0.004151 Jy/beam ! Combined flux in latest and established models = 0.191337 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.191337 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=0.113784Jy sigma=1.888619 ! Fit after self-cal, rms=0.113778Jy sigma=1.887855 ! Inverting map ! Added new window around map position (1.4, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0345385 Jy ! Component: 100 - total flux cleaned = 0.0515681 Jy ! Total flux subtracted in 100 components = 0.0515681 Jy ! Clean residual min=-0.017743 max=0.019627 Jy/beam ! Clean residual mean=-0.000005 rms=0.003124 Jy/beam ! Combined flux in latest and established models = 0.242905 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 16 components and 0.242905 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=0.101581Jy sigma=1.617993 ! Fit after self-cal, rms=0.100220Jy sigma=1.587425 ! 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=0.7886 mas, bmaj=1.847 mas, bpa=-6.385 degrees ! Estimated noise=0.404076 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 = 0.0194558 Jy ! Component: 100 - total flux cleaned = 0.0303826 Jy ! Component: 150 - total flux cleaned = 0.037468 Jy ! Component: 200 - total flux cleaned = 0.0421831 Jy ! Total flux subtracted in 200 components = 0.0421831 Jy ! Clean residual min=-0.013977 max=0.013189 Jy/beam ! Clean residual mean=-0.000024 rms=0.003249 Jy/beam ! Combined flux in latest and established models = 0.285088 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.285088 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=0.097009Jy sigma=1.492815 ! Fit after self-cal, rms=0.096645Jy sigma=1.483336 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7886 x 1.847 at -6.385 degrees (North through East) ! Clean map min=-0.01295 max=0.19581 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.77 LA 0.95 ! MK 1.02 NL 1.11 OV 0.98 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.12 LA 0.75 MK 1.00 ! NL 1.05 PT 1.03 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 1.73 LA 0.92 ! MK 1.04 NL 1.12 OV 0.93 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.08 LA 0.77 MK 1.02 ! NL 1.06 PT 1.02 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.78 LA 0.91 ! MK 1.04 NL 1.12 OV 0.92 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.08 LA 0.77 MK 1.01 ! NL 1.08 PT 0.98 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.91 LA 0.87 ! MK 0.99 NL 1.12 OV 0.97 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.02 LA 0.75 MK 0.99 ! NL 1.04 PT 1.07 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.93 LA 0.92 ! MK 1.01 NL 1.10 OV 0.95 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.04 LA 0.76 MK 0.99 ! NL 1.04 PT 1.08 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.78 LA 0.91 ! MK 0.95 NL 1.14 OV 0.96 PT 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.07 LA 0.75 MK 0.98 ! NL 1.08 PT 1.02 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.68 LA 0.97 ! MK 1.00 NL 1.13 OV 0.96 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.02 LA 0.75 MK 0.98 ! NL 1.05 PT 1.03 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.92 LA 0.98 ! MK 1.01 NL 1.12 OV 0.93 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.05 LA 0.75 MK 0.97 ! NL 1.10 PT 1.04 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.76 LA 0.92 ! MK 1.03 NL 1.15 OV 0.99 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 HN 1.02 LA 0.74 MK 0.98 ! NL 1.08 PT 1.05 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 2.06 LA 0.93 ! MK 1.01 NL 1.07 OV 0.97 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.09 LA 0.75 MK 0.98 ! NL 1.06 PT 1.02 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 1.45 LA 0.94 ! MK 1.10 NL 1.12 OV 0.98 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 1.09 LA 0.75 MK 1.00 ! NL 1.09 PT 1.03 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.73 LA 0.95 ! MK 1.04 NL 1.10 OV 1.02 PT 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 HN 1.05 LA 0.79 MK 0.97 ! NL 1.10 PT 1.04 SC 0.94 ! ! ! Fit before self-cal, rms=0.096645Jy sigma=1.483336 ! Fit after self-cal, rms=0.105982Jy sigma=1.314158 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7863 mas, bmaj=1.841 mas, bpa=-5.422 degrees ! Estimated noise=0.400057 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 = 0.00234411 Jy ! Component: 100 - total flux cleaned = 0.00105139 Jy ! Component: 150 - total flux cleaned = 4.26859e-05 Jy ! Component: 200 - total flux cleaned = -0.000717719 Jy ! Total flux subtracted in 200 components = -0.000717719 Jy ! Clean residual min=-0.005147 max=0.005657 Jy/beam ! Clean residual mean=0.000001 rms=0.001216 Jy/beam ! Combined flux in latest and established models = 0.284371 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 39 components and 0.284371 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=0.105439Jy sigma=1.301831 ! Fit after self-cal, rms=0.105851Jy sigma=1.299500 ! 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=0.105851Jy sigma=1.299500 ! Fit after self-cal, rms=0.106911Jy sigma=1.289438 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.785 mas, bmaj=1.842 mas, bpa=-5.417 degrees ! Estimated noise=0.401216 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00075166 Jy ! Component: 100 - total flux cleaned = 0.000226479 Jy ! Component: 150 - total flux cleaned = -0.000319349 Jy ! Component: 200 - total flux cleaned = -0.000808511 Jy ! Total flux subtracted in 200 components = -0.000808511 Jy ! Clean residual min=-0.004749 max=0.005698 Jy/beam ! Clean residual mean=0.000001 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.283562 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 43 components and 0.283562 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=0.106758Jy sigma=1.286307 ! Fit after self-cal, rms=0.106765Jy sigma=1.285992 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (13.2, 6.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00580258 Jy ! Component: 100 - total flux cleaned = 0.0092153 Jy ! Component: 150 - total flux cleaned = 0.0115591 Jy ! Component: 200 - total flux cleaned = 0.0131843 Jy ! Total flux subtracted in 200 components = 0.0131843 Jy ! Clean residual min=-0.004747 max=0.003808 Jy/beam ! Clean residual mean=-0.000003 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.296746 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 68 components and 0.296746 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=0.106404Jy sigma=1.276191 ! Fit after self-cal, rms=0.106357Jy sigma=1.275688 ! 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=0.106357Jy sigma=1.275688 ! Fit after self-cal, rms=0.107525Jy sigma=1.274148 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7861 mas, bmaj=1.845 mas, bpa=-5.354 degrees ! Estimated noise=0.401696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00280744 Jy ! Component: 100 - total flux cleaned = 0.00487259 Jy ! Component: 150 - total flux cleaned = 0.00593324 Jy ! Component: 200 - total flux cleaned = 0.00667637 Jy ! Total flux subtracted in 200 components = 0.00667637 Jy ! Clean residual min=-0.003993 max=0.003522 Jy/beam ! Clean residual mean=-0.000002 rms=0.000758 Jy/beam ! Combined flux in latest and established models = 0.303423 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 77 components and 0.303423 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=0.107422Jy sigma=1.271041 ! Fit after self-cal, rms=0.107427Jy sigma=1.270915 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 = 0.000612493 Jy ! Component: 100 - total flux cleaned = 0.000934677 Jy ! Component: 150 - total flux cleaned = 0.00122918 Jy ! Component: 200 - total flux cleaned = 0.00145442 Jy ! Total flux subtracted in 200 components = 0.00145442 Jy ! Clean residual min=-0.003917 max=0.003387 Jy/beam ! Clean residual mean=-0.000002 rms=0.000742 Jy/beam ! Combined flux in latest and established models = 0.304877 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.304877 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=0.107382Jy sigma=1.269739 ! Fit after self-cal, rms=0.107373Jy sigma=1.269683 ! 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=0.107373Jy sigma=1.269683 ! Fit after self-cal, rms=0.108113Jy sigma=1.269213 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.037 mas, bmaj=3.187 mas, bpa=0.1529 degrees ! Estimated noise=0.5602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312405 Jy ! Component: 100 - total flux cleaned = 0.0049461 Jy ! Component: 150 - total flux cleaned = 0.00631629 Jy ! Component: 200 - total flux cleaned = 0.0073307 Jy ! Total flux subtracted in 200 components = 0.0073307 Jy ! Clean residual min=-0.004148 max=0.003848 Jy/beam ! Clean residual mean=-0.000006 rms=0.001087 Jy/beam ! Combined flux in latest and established models = 0.312208 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.312208 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=0.108098Jy sigma=1.268503 ! Fit after self-cal, rms=0.108093Jy sigma=1.268388 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 = 0.000757792 Jy ! Component: 100 - total flux cleaned = 0.00105492 Jy ! Component: 150 - total flux cleaned = 0.00120111 Jy ! Component: 200 - total flux cleaned = 0.00130975 Jy ! Total flux subtracted in 200 components = 0.00130975 Jy ! Clean residual min=-0.004044 max=0.003771 Jy/beam ! Clean residual mean=-0.000007 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.313517 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 104 components and 0.313517 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=0.108094Jy sigma=1.268461 ! Fit after self-cal, rms=0.108087Jy sigma=1.268429 ! 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=0.786 mas, bmaj=1.846 mas, bpa=-5.308 degrees ! Estimated noise=0.40192 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.786 x 1.846 at -5.308 degrees (North through East) ! Clean map min=-0.0030759 max=0.19479 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=0.6429 mas, bmaj=1.642 mas, bpa=-5.251 degrees ! Estimated noise=0.586607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.148862 Jy ! Component: 100 - total flux cleaned = 0.202676 Jy ! Component: 150 - total flux cleaned = 0.232729 Jy ! Component: 200 - total flux cleaned = 0.251255 Jy ! Total flux subtracted in 200 components = 0.251255 Jy ! Clean residual min=-0.007014 max=0.009741 Jy/beam ! Clean residual mean=0.000007 rms=0.001479 Jy/beam ! Combined flux in latest and established models = 0.251255 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 0.251255 Jy ! Inverting map and beam ! Estimated beam: bmin=0.786 mas, bmaj=1.846 mas, bpa=-5.308 degrees ! Estimated noise=0.40192 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 = 0.0147094 Jy ! Component: 100 - total flux cleaned = 0.0235326 Jy ! Component: 150 - total flux cleaned = 0.0302162 Jy ! Component: 200 - total flux cleaned = 0.0355305 Jy ! Total flux subtracted in 200 components = 0.0355305 Jy ! Clean residual min=-0.004422 max=0.003904 Jy/beam ! Clean residual mean=0.000003 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.286785 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 29 components and 0.286785 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=2.037 mas, bmaj=3.187 mas, bpa=0.1529 degrees ! Estimated noise=0.5602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00768109 Jy ! Component: 100 - total flux cleaned = 0.0128139 Jy ! Component: 150 - total flux cleaned = 0.0166524 Jy ! Component: 200 - total flux cleaned = 0.0195988 Jy ! Total flux subtracted in 200 components = 0.0195988 Jy ! Clean residual min=-0.005137 max=0.004724 Jy/beam ! Clean residual mean=-0.000003 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 0.306384 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00230239 Jy ! Component: 100 - total flux cleaned = 0.00413816 Jy ! Component: 150 - total flux cleaned = 0.0056195 Jy ! Component: 200 - total flux cleaned = 0.00632261 Jy ! Total flux subtracted in 200 components = 0.00632261 Jy ! Clean residual min=-0.004451 max=0.004212 Jy/beam ! Clean residual mean=-0.000005 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.312707 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 68 components and 0.312707 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.786 mas, bmaj=1.846 mas, bpa=-5.308 degrees ! Estimated noise=0.40192 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000315648 Jy ! Component: 100 - total flux cleaned = -0.000251258 Jy ! Component: 150 - total flux cleaned = -0.000190157 Jy ! Component: 200 - total flux cleaned = -0.000187483 Jy ! Total flux subtracted in 200 components = -0.000187483 Jy ! Clean residual min=-0.003582 max=0.003493 Jy/beam ! Clean residual mean=-0.000002 rms=0.000710 Jy/beam ! Combined flux in latest and established models = 0.312519 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 75 components and 0.312519 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=0.108108Jy sigma=1.269115 ! Fit after self-cal, rms=0.108061Jy sigma=1.268496 wmodel J2254+0054_X_map.mod ! Writing 75 model components to file: J2254+0054_X_map.mod wobs J2254+0054_X_uvs.fits ! Writing UV FITS file: J2254+0054_X_uvs.fits wwins J2254+0054_X_map.win ! wwins: Wrote 3 windows to J2254+0054_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 = -0.000639767 Jy ! Component: 100 - total flux cleaned = -0.000477241 Jy ! Component: 150 - total flux cleaned = -0.000376551 Jy ! Component: 200 - total flux cleaned = -0.00051352 Jy ! Component: 250 - total flux cleaned = -0.000817647 Jy ! Component: 300 - total flux cleaned = -0.000983172 Jy ! Component: 350 - total flux cleaned = -0.00114237 Jy ! Component: 400 - total flux cleaned = -0.00129581 Jy ! Component: 450 - total flux cleaned = -0.00155578 Jy ! Component: 500 - total flux cleaned = -0.00177061 Jy ! Component: 550 - total flux cleaned = -0.00180539 Jy ! Component: 600 - total flux cleaned = -0.0017376 Jy ! Component: 650 - total flux cleaned = -0.00167162 Jy ! Component: 700 - total flux cleaned = -0.00160758 Jy ! Component: 750 - total flux cleaned = -0.00160779 Jy ! Component: 800 - total flux cleaned = -0.00166987 Jy ! Component: 850 - total flux cleaned = -0.00170052 Jy ! Component: 900 - total flux cleaned = -0.00167068 Jy ! Component: 950 - total flux cleaned = -0.00167052 Jy ! Component: 1000 - total flux cleaned = -0.00167128 Jy ! Component: 1050 - total flux cleaned = -0.00167094 Jy ! Component: 1100 - total flux cleaned = -0.00172687 Jy ! Component: 1150 - total flux cleaned = -0.00169902 Jy ! Component: 1200 - total flux cleaned = -0.00167239 Jy ! Component: 1250 - total flux cleaned = -0.00172601 Jy ! Component: 1300 - total flux cleaned = -0.00169959 Jy ! Component: 1350 - total flux cleaned = -0.00164782 Jy ! Component: 1400 - total flux cleaned = -0.00162258 Jy ! Component: 1450 - total flux cleaned = -0.0015725 Jy ! Component: 1500 - total flux cleaned = -0.00162211 Jy ! Component: 1550 - total flux cleaned = -0.00154771 Jy ! Component: 1600 - total flux cleaned = -0.0014266 Jy ! Component: 1650 - total flux cleaned = -0.00135528 Jy ! Component: 1700 - total flux cleaned = -0.00123761 Jy ! Component: 1750 - total flux cleaned = -0.00112138 Jy ! Component: 1800 - total flux cleaned = -0.00105281 Jy ! Component: 1850 - total flux cleaned = -0.000984805 Jy ! Component: 1900 - total flux cleaned = -0.000917433 Jy ! Component: 1950 - total flux cleaned = -0.000806964 Jy ! Component: 2000 - total flux cleaned = -0.000676152 Jy ! Component: 2050 - total flux cleaned = -0.000546351 Jy ! Component: 2100 - total flux cleaned = -0.000461001 Jy ! Component: 2150 - total flux cleaned = -0.000376511 Jy ! Component: 2200 - total flux cleaned = -0.000314113 Jy ! Component: 2250 - total flux cleaned = -0.000272613 Jy ! Component: 2300 - total flux cleaned = -0.000252111 Jy ! Component: 2350 - total flux cleaned = -0.00017102 Jy ! Component: 2400 - total flux cleaned = -0.000131201 Jy ! Component: 2450 - total flux cleaned = -0.000170889 Jy ! Component: 2500 - total flux cleaned = -0.000151671 Jy ! Component: 2550 - total flux cleaned = -0.000190938 Jy ! Component: 2600 - total flux cleaned = -0.000229269 Jy ! Component: 2650 - total flux cleaned = -0.000248502 Jy ! Component: 2700 - total flux cleaned = -0.000229719 Jy ! Component: 2750 - total flux cleaned = -0.000230022 Jy ! Component: 2800 - total flux cleaned = -0.000230185 Jy ! Component: 2850 - total flux cleaned = -0.0002485 Jy ! Component: 2900 - total flux cleaned = -0.000285046 Jy ! Component: 2950 - total flux cleaned = -0.000357179 Jy ! Component: 3000 - total flux cleaned = -0.000339497 Jy ! Component: 3050 - total flux cleaned = -0.000357349 Jy ! Component: 3100 - total flux cleaned = -0.0004104 Jy ! Component: 3150 - total flux cleaned = -0.000462527 Jy ! Component: 3200 - total flux cleaned = -0.000427825 Jy ! Component: 3250 - total flux cleaned = -0.000496603 Jy ! Component: 3300 - total flux cleaned = -0.000496702 Jy ! Component: 3350 - total flux cleaned = -0.00049674 Jy ! Component: 3400 - total flux cleaned = -0.000563807 Jy ! Component: 3450 - total flux cleaned = -0.000646929 Jy ! Component: 3500 - total flux cleaned = -0.000647124 Jy ! Component: 3550 - total flux cleaned = -0.000679876 Jy ! Component: 3600 - total flux cleaned = -0.000695993 Jy ! Component: 3650 - total flux cleaned = -0.000792769 Jy ! Component: 3700 - total flux cleaned = -0.000888758 Jy ! Component: 3750 - total flux cleaned = -0.00087312 Jy ! Component: 3800 - total flux cleaned = -0.000904585 Jy ! Component: 3850 - total flux cleaned = -0.000951571 Jy ! Component: 3900 - total flux cleaned = -0.00102946 Jy ! Component: 3950 - total flux cleaned = -0.00115306 Jy ! Component: 4000 - total flux cleaned = -0.00113744 Jy ! Component: 4050 - total flux cleaned = -0.00116809 Jy ! Total flux subtracted in 4096 components = -0.0012741 Jy ! Clean residual min=-0.000907 max=0.000949 Jy/beam ! Clean residual mean=-0.000002 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.311245 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 359 components and 0.311245 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2254+0054_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.786 x 1.846 at -5.308 degrees (North through East) ! Clean map min=-0.0022076 max=0.19343 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2254+0054_X_map.fits wmodel /vlbi/uf001/uva//J2254+0054_X_map.mod ! Writing 359 model components to file: /vlbi/uf001/uva//J2254+0054_X_map.mod wobs /vlbi/uf001/uva//J2254+0054_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2254+0054_X_uvs.fits wwins /vlbi/uf001/uva//J2254+0054_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J2254+0054_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.193425 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000255388 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.396104 0.396104 0.792208 1.58442 3.16883 6.33766 12.6753 25.3506 50.7013 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.193 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 757.377 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2254+0054_X_dfm.log closed on Mon Jan 14 06:27:24 2019