! Started logfile: /vlbi/uf001/uvm//J0731+2804_X_a_dfm.log on Sun Jan 13 21:01:23 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/uvm//J0731+2804_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0731+2804_X_a_uvm.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! AN table 2: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.935724 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 90492 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_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! A total of 104 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.001576Jy sigma=23.587689 ! Fit after self-cal, rms=0.975801Jy sigma=22.987475 ! 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=0.7544 mas, bmaj=1.337 mas, bpa=-5.392 degrees ! Estimated noise=0.262936 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 = 0.0191616 Jy ! Component: 100 - total flux cleaned = 0.0234715 Jy ! Total flux subtracted in 100 components = 0.0234715 Jy ! Clean residual min=-0.001622 max=0.001616 Jy/beam ! Clean residual mean=-0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0234715 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0234715 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=0.053334Jy sigma=1.194961 ! Fit after self-cal, rms=0.051743Jy sigma=1.156490 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00397544 Jy ! Component: 100 - total flux cleaned = 0.00483641 Jy ! Total flux subtracted in 100 components = 0.00483641 Jy ! Clean residual min=-0.001627 max=0.001756 Jy/beam ! Clean residual mean=-0.000000 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0283079 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0283079 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=0.051418Jy sigma=1.149206 ! Fit after self-cal, rms=0.051409Jy sigma=1.148904 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.063 mas, bmaj=1.737 mas, bpa=-9.581 degrees ! Estimated noise=0.102611 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 = 0.000925634 Jy ! Component: 100 - total flux cleaned = 0.0012885 Jy ! Component: 150 - total flux cleaned = 0.00137038 Jy ! Component: 200 - total flux cleaned = 0.00139237 Jy ! Total flux subtracted in 200 components = 0.00139237 Jy ! Clean residual min=-0.001304 max=0.001397 Jy/beam ! Clean residual mean=-0.000003 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.0297003 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0297003 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=0.051391Jy sigma=1.148601 ! Fit after self-cal, rms=0.051392Jy sigma=1.148514 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.063 x 1.737 at -9.581 degrees (North through East) ! Clean map min=-0.0012574 max=0.028847 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.11 HN 1.11 KP 1.00 ! LA 1.17 MK 1.06 NL 1.49 OV 1.09 ! PT 0.82 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.04 KP 1.01 LA 0.79 ! MK 1.05 NL 1.44 OV 0.98 PT 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.08 HN 1.00 KP 1.08 ! LA 1.05 MK 1.10 NL 1.39 OV 1.05 ! PT 0.89 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 HN 0.96 KP 0.96 LA 0.78 ! MK 1.10 NL 1.35 OV 1.05 PT 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.14 HN 1.01 KP 1.06 ! LA 1.14 MK 1.06 NL 1.38 OV 0.98 ! PT 0.84 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 0.89 KP 1.10 LA 0.76 ! MK 1.12 NL 1.35 OV 1.01 PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.08 HN 0.97 KP 1.17 ! LA 1.02 MK 1.12 NL 1.42 OV 0.98 ! PT 0.89 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 0.91 KP 1.12 LA 0.82 ! MK 1.08 NL 1.32 OV 1.01 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 1.01 KP 1.16 ! LA 1.14 MK 0.99 NL 1.48 OV 0.96 ! PT 0.87 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 0.93 KP 1.16 LA 0.78 ! MK 1.04 NL 1.31 OV 0.93 PT 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.12 HN 0.86 KP 1.13 ! LA 1.19 MK 1.04 NL 1.41 OV 0.99 ! PT 0.89 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 0.93 KP 1.09 LA 0.79 ! MK 1.04 NL 1.23 OV 0.97 PT 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 0.99 KP 1.16 ! LA 1.02 MK 0.99 NL 1.33 OV 0.97 ! PT 0.85 SC 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 HN 0.86 KP 1.13 LA 0.76 ! MK 1.08 NL 1.27 OV 0.92 PT 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.91 KP 1.23 ! LA 1.08 MK 1.09 NL 1.42 OV 0.92 ! PT 0.87 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 HN 0.85 KP 1.17 LA 0.78 ! MK 1.01 NL 1.22 OV 0.89 PT 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.89 KP 1.19 ! LA 1.14 MK 0.95 NL 1.38 OV 0.96 ! PT 0.80 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 HN 0.83 KP 1.10 LA 0.81 ! MK 1.01 NL 1.15 OV 0.95 PT 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.98 HN 0.85 KP 1.07 ! LA 0.96 MK 1.05 NL 1.22 OV 0.93 ! PT 0.82 SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 0.85 KP 1.03 LA 0.75 ! MK 0.90 NL 1.21 OV 0.96 PT 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.88 KP 1.12 ! LA 1.01 MK 0.88 NL 1.19 OV 0.87 ! PT 0.74 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 0.85 KP 1.00 LA 0.77 ! MK 0.84 NL 1.10 OV 0.95 PT 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.85 HN 0.93 KP 1.05 ! LA 1.01 MK 0.86 NL 1.26 OV 0.91 ! PT 0.84 SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 0.83 KP 1.05 LA 0.79 ! MK 0.85 NL 1.19 OV 0.89 PT 0.84 ! ! ! Fit before self-cal, rms=0.051392Jy sigma=1.148514 ! Fit after self-cal, rms=0.050314Jy sigma=1.139530 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.058 mas, bmaj=1.724 mas, bpa=-8.879 degrees ! Estimated noise=0.102138 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 = 5.56684e-05 Jy ! Component: 100 - total flux cleaned = 7.62224e-05 Jy ! Component: 150 - total flux cleaned = 8.55844e-05 Jy ! Component: 200 - total flux cleaned = 8.99281e-05 Jy ! Total flux subtracted in 200 components = 8.99281e-05 Jy ! Clean residual min=-0.000498 max=0.000612 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0297902 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 19 components and 0.0297902 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=0.050313Jy sigma=1.139509 ! Fit after self-cal, rms=0.050477Jy sigma=1.136531 ! Inverting map ! Added new window around map position (0.6, 7.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000574234 Jy ! Component: 100 - total flux cleaned = 0.000645524 Jy ! Component: 150 - total flux cleaned = 0.00062385 Jy ! Component: 200 - total flux cleaned = 0.000614865 Jy ! Total flux subtracted in 200 components = 0.000614865 Jy ! Clean residual min=-0.000686 max=0.000572 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0304051 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.0304051 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=0.050469Jy sigma=1.136311 ! Fit after self-cal, rms=0.050470Jy sigma=1.136125 ! 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=0.050470Jy sigma=1.136125 ! Fit after self-cal, rms=0.051497Jy sigma=1.134560 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=1.725 mas, bpa=-8.619 degrees ! Estimated noise=0.10227 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246989 Jy ! Component: 100 - total flux cleaned = 0.000322671 Jy ! Component: 150 - total flux cleaned = 0.000344447 Jy ! Component: 200 - total flux cleaned = 0.000356793 Jy ! Total flux subtracted in 200 components = 0.000356793 Jy ! Clean residual min=-0.000523 max=0.000507 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0307619 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 47 components and 0.0307619 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=0.051494Jy sigma=1.134463 ! Fit after self-cal, rms=0.051626Jy sigma=1.133758 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 = 0.0001916 Jy ! Component: 100 - total flux cleaned = 0.000175783 Jy ! Component: 150 - total flux cleaned = 0.00017553 Jy ! Component: 200 - total flux cleaned = 0.000169508 Jy ! Total flux subtracted in 200 components = 0.000169508 Jy ! Clean residual min=-0.000541 max=0.000531 Jy/beam ! Clean residual mean=0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0309314 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 52 components and 0.0309314 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=0.051623Jy sigma=1.133698 ! Fit after self-cal, rms=0.051627Jy sigma=1.133647 ! 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=0.051627Jy sigma=1.133647 ! Fit after self-cal, rms=0.052386Jy sigma=1.133241 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=1.726 mas, bpa=-8.446 degrees ! Estimated noise=0.102332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00018139 Jy ! Component: 100 - total flux cleaned = 0.000259607 Jy ! Component: 150 - total flux cleaned = 0.000271163 Jy ! Component: 200 - total flux cleaned = 0.000270871 Jy ! Total flux subtracted in 200 components = 0.000270871 Jy ! Clean residual min=-0.000494 max=0.000533 Jy/beam ! Clean residual mean=0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0312023 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 55 components and 0.0312023 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=0.052384Jy sigma=1.133190 ! Fit after self-cal, rms=0.052460Jy sigma=1.132926 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 (31.8, 24.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000484185 Jy ! Component: 100 - total flux cleaned = 0.000702838 Jy ! Component: 150 - total flux cleaned = 0.000740213 Jy ! Component: 200 - total flux cleaned = 0.000764594 Jy ! Total flux subtracted in 200 components = 0.000764594 Jy ! Clean residual min=-0.000474 max=0.000457 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0319669 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.0319669 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=0.052454Jy sigma=1.132803 ! Fit after self-cal, rms=0.052457Jy sigma=1.132713 ! 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=0.052457Jy sigma=1.132713 ! Fit after self-cal, rms=0.052868Jy sigma=1.132630 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.3 mas, bmaj=2.742 mas, bpa=-8.096 degrees ! Estimated noise=0.122876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00039576 Jy ! Component: 100 - total flux cleaned = 0.000473393 Jy ! Component: 150 - total flux cleaned = 0.000488547 Jy ! Component: 200 - total flux cleaned = 0.000494777 Jy ! Total flux subtracted in 200 components = 0.000494777 Jy ! Clean residual min=-0.000558 max=0.000454 Jy/beam ! Clean residual mean=0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0324616 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.0324616 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=0.052866Jy sigma=1.132586 ! Fit after self-cal, rms=0.052904Jy sigma=1.132460 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 = 0.000236478 Jy ! Component: 100 - total flux cleaned = 0.000274732 Jy ! Component: 150 - total flux cleaned = 0.000287756 Jy ! Component: 200 - total flux cleaned = 0.000298814 Jy ! Total flux subtracted in 200 components = 0.000298814 Jy ! Clean residual min=-0.000600 max=0.000470 Jy/beam ! Clean residual mean=0.000001 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.0327605 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 97 components and 0.0327605 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=0.052902Jy sigma=1.132439 ! Fit after self-cal, rms=0.052903Jy sigma=1.132405 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=1.728 mas, bpa=-8.404 degrees ! Estimated noise=0.102419 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.056 x 1.728 at -8.404 degrees (North through East) ! Clean map min=-0.00062174 max=0.028413 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=0.74 mas, bmaj=1.319 mas, bpa=-3.775 degrees ! Estimated noise=0.263802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220923 Jy ! Component: 100 - total flux cleaned = 0.0271894 Jy ! Component: 150 - total flux cleaned = 0.0284902 Jy ! Component: 200 - total flux cleaned = 0.0292516 Jy ! Total flux subtracted in 200 components = 0.0292516 Jy ! Clean residual min=-0.001314 max=0.001320 Jy/beam ! Clean residual mean=0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.0292516 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0292516 Jy ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=1.728 mas, bpa=-8.404 degrees ! Estimated noise=0.102419 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 = 0.00121716 Jy ! Component: 100 - total flux cleaned = 0.00206849 Jy ! Component: 150 - total flux cleaned = 0.00261506 Jy ! Component: 200 - total flux cleaned = 0.00296527 Jy ! Total flux subtracted in 200 components = 0.00296527 Jy ! Clean residual min=-0.000517 max=0.000480 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0322169 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 36 components and 0.0322169 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=2.3 mas, bmaj=2.742 mas, bpa=-8.096 degrees ! Estimated noise=0.122876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00044793 Jy ! Component: 100 - total flux cleaned = 0.000611769 Jy ! Component: 150 - total flux cleaned = 0.000677387 Jy ! Component: 200 - total flux cleaned = 0.000714542 Jy ! Total flux subtracted in 200 components = 0.000714542 Jy ! Clean residual min=-0.000612 max=0.000508 Jy/beam ! Clean residual mean=0.000001 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0329314 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 = 1.5693e-05 Jy ! Component: 100 - total flux cleaned = 2.3024e-05 Jy ! Component: 150 - total flux cleaned = 2.32665e-05 Jy ! Component: 200 - total flux cleaned = 2.96396e-05 Jy ! Total flux subtracted in 200 components = 2.96396e-05 Jy ! Clean residual min=-0.000606 max=0.000496 Jy/beam ! Clean residual mean=0.000001 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0329611 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 66 components and 0.032961 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=1.728 mas, bpa=-8.404 degrees ! Estimated noise=0.102419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.52454e-06 Jy ! Component: 100 - total flux cleaned = 1.14784e-05 Jy ! Component: 150 - total flux cleaned = 3.87796e-05 Jy ! Component: 200 - total flux cleaned = 6.34188e-05 Jy ! Total flux subtracted in 200 components = 6.34188e-05 Jy ! Clean residual min=-0.000482 max=0.000442 Jy/beam ! Clean residual mean=0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0330245 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.0330245 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=0.052903Jy sigma=1.132435 ! Fit after self-cal, rms=0.052907Jy sigma=1.132358 wmodel J0731+2804_X_a_map.mod ! Writing 79 model components to file: J0731+2804_X_a_map.mod wobs J0731+2804_X_a_uvs.fits ! Writing UV FITS file: J0731+2804_X_a_uvs.fits wwins J0731+2804_X_a_map.win ! wwins: Wrote 3 windows to J0731+2804_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000123057 Jy ! Component: 100 - total flux cleaned = -0.000236716 Jy ! Component: 150 - total flux cleaned = -0.000345962 Jy ! Component: 200 - total flux cleaned = -0.000413728 Jy ! Component: 250 - total flux cleaned = -0.000494393 Jy ! Component: 300 - total flux cleaned = -0.000559039 Jy ! Component: 350 - total flux cleaned = -0.000587162 Jy ! Component: 400 - total flux cleaned = -0.000614849 Jy ! Component: 450 - total flux cleaned = -0.000635321 Jy ! Component: 500 - total flux cleaned = -0.000668885 Jy ! Component: 550 - total flux cleaned = -0.000675533 Jy ! Component: 600 - total flux cleaned = -0.000734394 Jy ! Component: 650 - total flux cleaned = -0.000747319 Jy ! Component: 700 - total flux cleaned = -0.000779213 Jy ! Component: 750 - total flux cleaned = -0.000785468 Jy ! Component: 800 - total flux cleaned = -0.000822889 Jy ! Component: 850 - total flux cleaned = -0.00080425 Jy ! Component: 900 - total flux cleaned = -0.000834924 Jy ! Component: 950 - total flux cleaned = -0.000853224 Jy ! Component: 1000 - total flux cleaned = -0.0008593 Jy ! Component: 1050 - total flux cleaned = -0.000889221 Jy ! Component: 1100 - total flux cleaned = -0.000918784 Jy ! Component: 1150 - total flux cleaned = -0.000918804 Jy ! Component: 1200 - total flux cleaned = -0.000930389 Jy ! Component: 1250 - total flux cleaned = -0.000953518 Jy ! Component: 1300 - total flux cleaned = -0.000936367 Jy ! Component: 1350 - total flux cleaned = -0.000953468 Jy ! Component: 1400 - total flux cleaned = -0.000953475 Jy ! Component: 1450 - total flux cleaned = -0.000970321 Jy ! Component: 1500 - total flux cleaned = -0.000948047 Jy ! Component: 1550 - total flux cleaned = -0.00095909 Jy ! Component: 1600 - total flux cleaned = -0.00097012 Jy ! Component: 1650 - total flux cleaned = -0.000953739 Jy ! Component: 1700 - total flux cleaned = -0.000953762 Jy ! Component: 1750 - total flux cleaned = -0.000953715 Jy ! Component: 1800 - total flux cleaned = -0.000964446 Jy ! Component: 1850 - total flux cleaned = -0.000948503 Jy ! Component: 1900 - total flux cleaned = -0.000959128 Jy ! Component: 1950 - total flux cleaned = -0.0009539 Jy ! Component: 2000 - total flux cleaned = -0.000948672 Jy ! Component: 2050 - total flux cleaned = -0.000964249 Jy ! Component: 2100 - total flux cleaned = -0.000959176 Jy ! Component: 2150 - total flux cleaned = -0.000974542 Jy ! Component: 2200 - total flux cleaned = -0.00093382 Jy ! Component: 2250 - total flux cleaned = -0.000949023 Jy ! Component: 2300 - total flux cleaned = -0.000964129 Jy ! Component: 2350 - total flux cleaned = -0.000959133 Jy ! Component: 2400 - total flux cleaned = -0.000949192 Jy ! Component: 2450 - total flux cleaned = -0.000954142 Jy ! Component: 2500 - total flux cleaned = -0.000949207 Jy ! Component: 2550 - total flux cleaned = -0.000944339 Jy ! Component: 2600 - total flux cleaned = -0.000954061 Jy ! Component: 2650 - total flux cleaned = -0.000958943 Jy ! Component: 2700 - total flux cleaned = -0.000968644 Jy ! Component: 2750 - total flux cleaned = -0.000987786 Jy ! Component: 2800 - total flux cleaned = -0.000997293 Jy ! Component: 2850 - total flux cleaned = -0.00100205 Jy ! Component: 2900 - total flux cleaned = -0.000992633 Jy ! Component: 2950 - total flux cleaned = -0.00102086 Jy ! Component: 3000 - total flux cleaned = -0.00100686 Jy ! Component: 3050 - total flux cleaned = -0.00100219 Jy ! Component: 3100 - total flux cleaned = -0.000997566 Jy ! Component: 3150 - total flux cleaned = -0.000997572 Jy ! Component: 3200 - total flux cleaned = -0.000988406 Jy ! Component: 3250 - total flux cleaned = -0.00102953 Jy ! Component: 3300 - total flux cleaned = -0.00100224 Jy ! Component: 3350 - total flux cleaned = -0.00100675 Jy ! Component: 3400 - total flux cleaned = -0.000997762 Jy ! Component: 3450 - total flux cleaned = -0.00100224 Jy ! Component: 3500 - total flux cleaned = -0.000979883 Jy ! Component: 3550 - total flux cleaned = -0.000988801 Jy ! Component: 3600 - total flux cleaned = -0.000979962 Jy ! Component: 3650 - total flux cleaned = -0.00098438 Jy ! Component: 3700 - total flux cleaned = -0.000993187 Jy ! Component: 3750 - total flux cleaned = -0.000962595 Jy ! Component: 3800 - total flux cleaned = -0.000984381 Jy ! Component: 3850 - total flux cleaned = -0.000975699 Jy ! Component: 3900 - total flux cleaned = -0.000967033 Jy ! Component: 3950 - total flux cleaned = -0.000967056 Jy ! Component: 4000 - total flux cleaned = -0.000971357 Jy ! Component: 4050 - total flux cleaned = -0.000967113 Jy ! Total flux subtracted in 4096 components = -0.000979889 Jy ! Clean residual min=-0.000276 max=0.000279 Jy/beam ! Clean residual mean=0.000000 rms=0.000075 Jy/beam ! Combined flux in latest and established models = 0.0320446 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 402 components and 0.0320446 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0731+2804_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.056 x 1.728 at -8.404 degrees (North through East) ! Clean map min=-0.00068216 max=0.028298 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0731+2804_X_a_map.fits wmodel /vlbi/uf001/uvm//J0731+2804_X_a_map.mod ! Writing 402 model components to file: /vlbi/uf001/uvm//J0731+2804_X_a_map.mod wobs /vlbi/uf001/uvm//J0731+2804_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0731+2804_X_a_uvs.fits wwins /vlbi/uf001/uvm//J0731+2804_X_a_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uvm//J0731+2804_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0282983 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.54156e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.799507 0.799507 1.59901 3.19803 6.39606 12.7921 25.5842 51.1685 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 375.231 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0731+2804_X_a_dfm.log closed on Sun Jan 13 21:01:31 2019