! Started logfile: /vlbi/uf001/uva//J0246-2935_X_dfm.log on Sun Jan 13 21:32:07 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//J0246-2935_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0246-2935_X_uva.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.881579 visibilities/baseline/integration-bin. ! Found source: J0246-2935 ! ! 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 14472 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 J0246-2935_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005244Jy sigma=19.753378 ! Fit after self-cal, rms=0.934737Jy sigma=18.373687 ! 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=0.5782 mas, bmaj=1.558 mas, bpa=-0.7451 degrees ! Estimated noise=0.486985 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 = 0.0417793 Jy ! Component: 100 - total flux cleaned = 0.0632434 Jy ! Total flux subtracted in 100 components = 0.0632434 Jy ! Clean residual min=-0.007179 max=0.013422 Jy/beam ! Clean residual mean=-0.000034 rms=0.002034 Jy/beam ! Combined flux in latest and established models = 0.0632434 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0632434 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=0.089304Jy sigma=1.594177 ! Fit after self-cal, rms=0.088436Jy sigma=1.577999 ! Inverting map ! Added new window around map position (0.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016575 Jy ! Component: 100 - total flux cleaned = 0.0278547 Jy ! Total flux subtracted in 100 components = 0.0278547 Jy ! Clean residual min=-0.005201 max=0.007662 Jy/beam ! Clean residual mean=-0.000020 rms=0.001450 Jy/beam ! Combined flux in latest and established models = 0.0910981 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 35 components and 0.0910981 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=0.082651Jy sigma=1.445755 ! Fit after self-cal, rms=0.082398Jy sigma=1.441933 ! 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=0.737 mas, bmaj=1.866 mas, bpa=-0.9099 degrees ! Estimated noise=0.309918 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 = 0.015472 Jy ! Component: 100 - total flux cleaned = 0.0244036 Jy ! Component: 150 - total flux cleaned = 0.0299586 Jy ! Component: 200 - total flux cleaned = 0.033473 Jy ! Total flux subtracted in 200 components = 0.033473 Jy ! Clean residual min=-0.004671 max=0.007659 Jy/beam ! Clean residual mean=-0.000025 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 0.124571 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 55 components and 0.124571 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=0.079526Jy sigma=1.372728 ! Fit after self-cal, rms=0.079331Jy sigma=1.368952 ! Inverting map ! Added new window around map position (2.4, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00807548 Jy ! Component: 100 - total flux cleaned = 0.0124326 Jy ! Component: 150 - total flux cleaned = 0.0155271 Jy ! Component: 200 - total flux cleaned = 0.0178593 Jy ! Total flux subtracted in 200 components = 0.0178593 Jy ! Clean residual min=-0.003398 max=0.005619 Jy/beam ! Clean residual mean=-0.000015 rms=0.001063 Jy/beam ! Combined flux in latest and established models = 0.14243 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 102 components and 0.14243 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=0.078485Jy sigma=1.349650 ! Fit after self-cal, rms=0.078314Jy sigma=1.346290 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.737 x 1.866 at -0.9099 degrees (North through East) ! Clean map min=-0.0031589 max=0.060906 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.20 LA 0.87 ! MK 1.33 NL 1.22 OV 0.93 PT 1.02 ! SC 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.17 LA 0.92 ! MK 1.08 NL 1.17 OV 0.94 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 1.21 LA 0.93 ! MK 1.05 NL 1.26 OV 0.90 PT 0.96 ! SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.06 LA 0.87 ! MK 0.99 NL 1.17 OV 0.94 PT 0.97 ! SC 1.26 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.03 LA 0.91 ! MK 1.10 NL 1.18 OV 0.95 PT 0.98 ! SC 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.15 LA 0.85 ! MK 1.05 NL 1.28 OV 0.94 PT 1.01 ! SC 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.15 LA 0.87 ! MK 1.12 NL 1.23 OV 0.93 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.23 LA 0.85 ! MK 0.98 NL 1.27 OV 0.99 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.92 HN 1.04 LA 0.84 ! MK 1.06 NL 1.28 OV 1.02 PT 0.99 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.08 LA 0.95 ! MK 1.09 NL 1.19 OV 0.92 PT 0.97 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.07 LA 0.86 ! MK 1.01 NL 1.26 OV 0.98 PT 0.96 ! SC 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.03 HN 0.80 LA 0.89 ! MK 0.86 NL 1.29 OV 1.03 PT 0.93 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.078314Jy sigma=1.346290 ! Fit after self-cal, rms=0.079662Jy sigma=1.326900 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7455 mas, bmaj=1.877 mas, bpa=-0.03916 degrees ! Estimated noise=0.314646 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 = 0.00190715 Jy ! Component: 100 - total flux cleaned = 0.00210687 Jy ! Component: 150 - total flux cleaned = 0.00223622 Jy ! Component: 200 - total flux cleaned = 0.00223808 Jy ! Total flux subtracted in 200 components = 0.00223808 Jy ! Clean residual min=-0.002614 max=0.002202 Jy/beam ! Clean residual mean=0.000000 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.144668 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 121 components and 0.144668 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=0.079597Jy sigma=1.325298 ! Fit after self-cal, rms=0.079756Jy sigma=1.324095 ! 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=0.079756Jy sigma=1.324095 ! Fit after self-cal, rms=0.080680Jy sigma=1.320102 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7481 mas, bmaj=1.868 mas, bpa=0.1166 degrees ! Estimated noise=0.315681 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000660112 Jy ! Component: 100 - total flux cleaned = 0.000812431 Jy ! Component: 150 - total flux cleaned = 0.000783703 Jy ! Component: 200 - total flux cleaned = 0.000728953 Jy ! Total flux subtracted in 200 components = 0.000728953 Jy ! Clean residual min=-0.002164 max=0.002196 Jy/beam ! Clean residual mean=-0.000001 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.145397 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 127 components and 0.145397 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=0.080647Jy sigma=1.319437 ! Fit after self-cal, rms=0.080689Jy sigma=1.319214 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 (-16, -34.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000976466 Jy ! Component: 100 - total flux cleaned = 0.000785939 Jy ! Component: 150 - total flux cleaned = 0.000822809 Jy ! Component: 200 - total flux cleaned = 0.000821567 Jy ! Total flux subtracted in 200 components = 0.000821567 Jy ! Clean residual min=-0.001998 max=0.001965 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.146219 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 142 components and 0.146219 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=0.080630Jy sigma=1.317921 ! Fit after self-cal, rms=0.080615Jy sigma=1.317629 ! 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=0.080615Jy sigma=1.317629 ! Fit after self-cal, rms=0.080742Jy sigma=1.317326 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.747 mas, bmaj=1.861 mas, bpa=0.4383 degrees ! Estimated noise=0.314348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000662953 Jy ! Component: 100 - total flux cleaned = 0.000699495 Jy ! Component: 150 - total flux cleaned = 0.000608595 Jy ! Component: 200 - total flux cleaned = 0.000525838 Jy ! Total flux subtracted in 200 components = 0.000525838 Jy ! Clean residual min=-0.001865 max=0.001966 Jy/beam ! Clean residual mean=-0.000002 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.146745 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 150 components and 0.146745 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=0.080710Jy sigma=1.316604 ! Fit after self-cal, rms=0.080722Jy sigma=1.316398 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 (-13.4, -45.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171851 Jy ! Component: 100 - total flux cleaned = 0.00216974 Jy ! Component: 150 - total flux cleaned = 0.00223821 Jy ! Component: 200 - total flux cleaned = 0.00226848 Jy ! Total flux subtracted in 200 components = 0.00226848 Jy ! Clean residual min=-0.001645 max=0.001877 Jy/beam ! Clean residual mean=-0.000003 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.149013 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 165 components and 0.149013 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=0.080676Jy sigma=1.315361 ! Fit after self-cal, rms=0.080661Jy sigma=1.315178 ! Inverting map ! Added new window around map position (22, -33.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00149216 Jy ! Component: 100 - total flux cleaned = 0.00177623 Jy ! Component: 150 - total flux cleaned = 0.00193886 Jy ! Component: 200 - total flux cleaned = 0.00197529 Jy ! Total flux subtracted in 200 components = 0.00197529 Jy ! Clean residual min=-0.001623 max=0.001745 Jy/beam ! Clean residual mean=-0.000003 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.150988 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 178 components and 0.150988 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=0.080606Jy sigma=1.313988 ! Fit after self-cal, rms=0.080594Jy sigma=1.313757 ! Inverting map ! Added new window around map position (-28.2, -35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00125739 Jy ! Component: 100 - total flux cleaned = 0.00164131 Jy ! Component: 150 - total flux cleaned = 0.00183185 Jy ! Component: 200 - total flux cleaned = 0.00186669 Jy ! Total flux subtracted in 200 components = 0.00186669 Jy ! Clean residual min=-0.001599 max=0.001431 Jy/beam ! Clean residual mean=-0.000003 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.152855 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 188 components and 0.152855 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=0.080552Jy sigma=1.312700 ! Fit after self-cal, rms=0.080538Jy sigma=1.312560 ! 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=0.080538Jy sigma=1.312560 ! Fit after self-cal, rms=0.080636Jy sigma=1.312337 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.119 mas, bmaj=5.628 mas, bpa=7.298 degrees ! Estimated noise=0.427026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00047869 Jy ! Component: 100 - total flux cleaned = 0.000552968 Jy ! Component: 150 - total flux cleaned = 0.000596073 Jy ! Component: 200 - total flux cleaned = 0.000653177 Jy ! Total flux subtracted in 200 components = 0.000653177 Jy ! Clean residual min=-0.001556 max=0.001427 Jy/beam ! Clean residual mean=-0.000005 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.153508 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 201 components and 0.153508 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=0.080632Jy sigma=1.312142 ! Fit after self-cal, rms=0.080644Jy sigma=1.312083 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 = -1.7376e-05 Jy ! Component: 100 - total flux cleaned = 1.7988e-05 Jy ! Component: 150 - total flux cleaned = 3.40945e-05 Jy ! Component: 200 - total flux cleaned = 3.41438e-05 Jy ! Total flux subtracted in 200 components = 3.41438e-05 Jy ! Clean residual min=-0.001471 max=0.001394 Jy/beam ! Clean residual mean=-0.000005 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.153542 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 209 components and 0.153542 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=0.080642Jy sigma=1.312026 ! Fit after self-cal, rms=0.080642Jy sigma=1.312012 ! 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=0.7459 mas, bmaj=1.866 mas, bpa=0.5489 degrees ! Estimated noise=0.313229 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7459 x 1.866 at 0.5489 degrees (North through East) ! Clean map min=-0.0014067 max=0.061047 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=0.5865 mas, bmaj=1.546 mas, bpa=0.9727 degrees ! Estimated noise=0.49624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0430467 Jy ! Component: 100 - total flux cleaned = 0.0673383 Jy ! Component: 150 - total flux cleaned = 0.0837854 Jy ! Component: 200 - total flux cleaned = 0.0951699 Jy ! Total flux subtracted in 200 components = 0.0951699 Jy ! Clean residual min=-0.004718 max=0.007116 Jy/beam ! Clean residual mean=-0.000017 rms=0.001320 Jy/beam ! Combined flux in latest and established models = 0.0951698 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0951698 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7459 mas, bmaj=1.866 mas, bpa=0.5489 degrees ! Estimated noise=0.313229 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 = 0.0138186 Jy ! Component: 100 - total flux cleaned = 0.0228672 Jy ! Component: 150 - total flux cleaned = 0.0294148 Jy ! Component: 200 - total flux cleaned = 0.0344645 Jy ! Total flux subtracted in 200 components = 0.0344645 Jy ! Clean residual min=-0.003043 max=0.003692 Jy/beam ! Clean residual mean=-0.000017 rms=0.000804 Jy/beam ! Combined flux in latest and established models = 0.129634 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 68 components and 0.129634 Jy ! Inverting map ! Added new window around map position (-0.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421107 Jy ! Component: 100 - total flux cleaned = 0.00756057 Jy ! Component: 150 - total flux cleaned = 0.0102167 Jy ! Component: 200 - total flux cleaned = 0.0121435 Jy ! Total flux subtracted in 200 components = 0.0121435 Jy ! Clean residual min=-0.002414 max=0.002088 Jy/beam ! Clean residual mean=-0.000010 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.141778 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 91 components and 0.141778 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=2.119 mas, bmaj=5.628 mas, bpa=7.298 degrees ! Estimated noise=0.427026 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0037002 Jy ! Component: 100 - total flux cleaned = 0.00577571 Jy ! Component: 150 - total flux cleaned = 0.00734397 Jy ! Component: 200 - total flux cleaned = 0.00858957 Jy ! Total flux subtracted in 200 components = 0.00858957 Jy ! Clean residual min=-0.001638 max=0.001662 Jy/beam ! Clean residual mean=-0.000009 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.150367 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 = 0.000850967 Jy ! Component: 100 - total flux cleaned = 0.00148677 Jy ! Component: 150 - total flux cleaned = 0.00204863 Jy ! Component: 200 - total flux cleaned = 0.0023161 Jy ! Total flux subtracted in 200 components = 0.0023161 Jy ! Clean residual min=-0.001467 max=0.001472 Jy/beam ! Clean residual mean=-0.000006 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.152683 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 150 components and 0.152683 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7459 mas, bmaj=1.866 mas, bpa=0.5489 degrees ! Estimated noise=0.313229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00060506 Jy ! Component: 100 - total flux cleaned = 0.00101412 Jy ! Component: 150 - total flux cleaned = 0.00125142 Jy ! Component: 200 - total flux cleaned = 0.00136053 Jy ! Total flux subtracted in 200 components = 0.00136053 Jy ! Clean residual min=-0.001676 max=0.001647 Jy/beam ! Clean residual mean=-0.000003 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.154044 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 168 components and 0.154044 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=0.080681Jy sigma=1.313072 ! Fit after self-cal, rms=0.080625Jy sigma=1.312407 wmodel J0246-2935_X_map.mod ! Writing 168 model components to file: J0246-2935_X_map.mod wobs J0246-2935_X_uvs.fits ! Writing UV FITS file: J0246-2935_X_uvs.fits wwins J0246-2935_X_map.win ! wwins: Wrote 8 windows to J0246-2935_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 = -0.000527558 Jy ! Component: 100 - total flux cleaned = -0.000742532 Jy ! Component: 150 - total flux cleaned = -0.000742471 Jy ! Component: 200 - total flux cleaned = -0.000791728 Jy ! Component: 250 - total flux cleaned = -0.000815652 Jy ! Component: 300 - total flux cleaned = -0.000816061 Jy ! Component: 350 - total flux cleaned = -0.000815922 Jy ! Component: 400 - total flux cleaned = -0.000771934 Jy ! Component: 450 - total flux cleaned = -0.000664773 Jy ! Component: 500 - total flux cleaned = -0.000623097 Jy ! Component: 550 - total flux cleaned = -0.000581628 Jy ! Component: 600 - total flux cleaned = -0.000581782 Jy ! Component: 650 - total flux cleaned = -0.000641218 Jy ! Component: 700 - total flux cleaned = -0.000582782 Jy ! Component: 750 - total flux cleaned = -0.000602252 Jy ! Component: 800 - total flux cleaned = -0.000545377 Jy ! Component: 850 - total flux cleaned = -0.00048971 Jy ! Component: 900 - total flux cleaned = -0.000490225 Jy ! Component: 950 - total flux cleaned = -0.000489857 Jy ! Component: 1000 - total flux cleaned = -0.000454157 Jy ! Component: 1050 - total flux cleaned = -0.000454063 Jy ! Component: 1100 - total flux cleaned = -0.000488814 Jy ! Component: 1150 - total flux cleaned = -0.000505706 Jy ! Component: 1200 - total flux cleaned = -0.000505424 Jy ! Component: 1250 - total flux cleaned = -0.000488389 Jy ! Component: 1300 - total flux cleaned = -0.000505133 Jy ! Component: 1350 - total flux cleaned = -0.000538105 Jy ! Component: 1400 - total flux cleaned = -0.000538264 Jy ! Component: 1450 - total flux cleaned = -0.000554264 Jy ! Component: 1500 - total flux cleaned = -0.000601893 Jy ! Component: 1550 - total flux cleaned = -0.000601858 Jy ! Component: 1600 - total flux cleaned = -0.000617296 Jy ! Component: 1650 - total flux cleaned = -0.000694121 Jy ! Component: 1700 - total flux cleaned = -0.000739517 Jy ! Component: 1750 - total flux cleaned = -0.000784963 Jy ! Component: 1800 - total flux cleaned = -0.000874604 Jy ! Component: 1850 - total flux cleaned = -0.000933754 Jy ! Component: 1900 - total flux cleaned = -0.000963218 Jy ! Component: 1950 - total flux cleaned = -0.00102122 Jy ! Component: 2000 - total flux cleaned = -0.00102128 Jy ! Component: 2050 - total flux cleaned = -0.00107838 Jy ! Component: 2100 - total flux cleaned = -0.00109254 Jy ! Component: 2150 - total flux cleaned = -0.00120463 Jy ! Component: 2200 - total flux cleaned = -0.00121854 Jy ! Component: 2250 - total flux cleaned = -0.00130131 Jy ! Component: 2300 - total flux cleaned = -0.00136976 Jy ! Component: 2350 - total flux cleaned = -0.00141055 Jy ! Component: 2400 - total flux cleaned = -0.00141061 Jy ! Component: 2450 - total flux cleaned = -0.00149086 Jy ! Component: 2500 - total flux cleaned = -0.00147764 Jy ! Component: 2550 - total flux cleaned = -0.00153035 Jy ! Component: 2600 - total flux cleaned = -0.00160881 Jy ! Component: 2650 - total flux cleaned = -0.00158282 Jy ! Component: 2700 - total flux cleaned = -0.0016088 Jy ! Component: 2750 - total flux cleaned = -0.00166009 Jy ! Component: 2800 - total flux cleaned = -0.00166028 Jy ! Component: 2850 - total flux cleaned = -0.00172341 Jy ! Component: 2900 - total flux cleaned = -0.0016985 Jy ! Component: 2950 - total flux cleaned = -0.00178557 Jy ! Component: 3000 - total flux cleaned = -0.00178557 Jy ! Component: 3050 - total flux cleaned = -0.00178564 Jy ! Component: 3100 - total flux cleaned = -0.00182214 Jy ! Component: 3150 - total flux cleaned = -0.0018101 Jy ! Component: 3200 - total flux cleaned = -0.00189421 Jy ! Component: 3250 - total flux cleaned = -0.00190609 Jy ! Component: 3300 - total flux cleaned = -0.00191793 Jy ! Component: 3350 - total flux cleaned = -0.00189432 Jy ! Component: 3400 - total flux cleaned = -0.00198806 Jy ! Component: 3450 - total flux cleaned = -0.0019997 Jy ! Component: 3500 - total flux cleaned = -0.0020576 Jy ! Component: 3550 - total flux cleaned = -0.00210346 Jy ! Component: 3600 - total flux cleaned = -0.00210347 Jy ! Component: 3650 - total flux cleaned = -0.00217166 Jy ! Component: 3700 - total flux cleaned = -0.00216031 Jy ! Component: 3750 - total flux cleaned = -0.00224992 Jy ! Component: 3800 - total flux cleaned = -0.00226102 Jy ! Component: 3850 - total flux cleaned = -0.00229418 Jy ! Component: 3900 - total flux cleaned = -0.0023052 Jy ! Component: 3950 - total flux cleaned = -0.00234884 Jy ! Component: 4000 - total flux cleaned = -0.00241397 Jy ! Component: 4050 - total flux cleaned = -0.00240316 Jy ! Total flux subtracted in 4096 components = -0.00243548 Jy ! Clean residual min=-0.000606 max=0.000729 Jy/beam ! Clean residual mean=-0.000002 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.151609 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 453 components and 0.151609 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0246-2935_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7459 x 1.866 at 0.5489 degrees (North through East) ! Clean map min=-0.001116 max=0.063657 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0246-2935_X_map.fits wmodel /vlbi/uf001/uva//J0246-2935_X_map.mod ! Writing 453 model components to file: /vlbi/uf001/uva//J0246-2935_X_map.mod wobs /vlbi/uf001/uva//J0246-2935_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0246-2935_X_uvs.fits wwins /vlbi/uf001/uva//J0246-2935_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0246-2935_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0636568 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000181196 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.853935 0.853935 1.70787 3.41574 6.83148 13.663 27.3259 54.6518 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 351.314 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0246-2935_X_dfm.log closed on Sun Jan 13 21:32:12 2019