! Started logfile: /vlbi/uf001/uva//J1751-1950_X_a_dfm.log on Mon Jan 14 04:21:56 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//J1751-1950_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1751-1950_X_a_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.994753 visibilities/baseline/integration-bin. ! Found source: J1751-1950 ! ! 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 38676 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 J1751-1950_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. ! ! 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=1.004522Jy sigma=21.801644 ! Fit after self-cal, rms=0.932137Jy sigma=20.193686 ! 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=0.6291 mas, bmaj=1.637 mas, bpa=-3.878 degrees ! Estimated noise=0.337596 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 = 0.0483241 Jy ! Component: 100 - total flux cleaned = 0.0636508 Jy ! Total flux subtracted in 100 components = 0.0636508 Jy ! Clean residual min=-0.002614 max=0.007070 Jy/beam ! Clean residual mean=-0.000006 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.0636509 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0636509 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=0.063553Jy sigma=1.287506 ! Fit after self-cal, rms=0.063159Jy sigma=1.279448 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00874482 Jy ! Component: 100 - total flux cleaned = 0.013593 Jy ! Total flux subtracted in 100 components = 0.013593 Jy ! Clean residual min=-0.002524 max=0.003165 Jy/beam ! Clean residual mean=-0.000003 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.0772438 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.0772438 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=0.061385Jy sigma=1.230993 ! Fit after self-cal, rms=0.061375Jy sigma=1.230566 ! Inverting map ! Added new window around map position (-1.4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00360735 Jy ! Component: 100 - total flux cleaned = 0.00597856 Jy ! Total flux subtracted in 100 components = 0.00597856 Jy ! Clean residual min=-0.002532 max=0.002725 Jy/beam ! Clean residual mean=-0.000002 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.0832224 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.0832224 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=0.061043Jy sigma=1.220643 ! Fit after self-cal, rms=0.061038Jy sigma=1.220351 ! 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=0.8162 mas, bmaj=2.029 mas, bpa=-3.012 degrees ! Estimated noise=0.168389 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 (0.8, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00388791 Jy ! Component: 100 - total flux cleaned = 0.00638689 Jy ! Component: 150 - total flux cleaned = 0.00822835 Jy ! Component: 200 - total flux cleaned = 0.00962193 Jy ! Total flux subtracted in 200 components = 0.00962193 Jy ! Clean residual min=-0.001962 max=0.002287 Jy/beam ! Clean residual mean=-0.000002 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.0928443 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 48 components and 0.0928443 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=0.060787Jy sigma=1.212522 ! Fit after self-cal, rms=0.060795Jy sigma=1.212345 ! Inverting map ! Added new window around map position (-2, -4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00212991 Jy ! Component: 100 - total flux cleaned = 0.00336541 Jy ! Component: 150 - total flux cleaned = 0.00404813 Jy ! Component: 200 - total flux cleaned = 0.00451874 Jy ! Total flux subtracted in 200 components = 0.00451874 Jy ! Clean residual min=-0.001829 max=0.001389 Jy/beam ! Clean residual mean=-0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0973631 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 72 components and 0.0973631 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=0.060716Jy sigma=1.210231 ! Fit after self-cal, rms=0.060713Jy sigma=1.210091 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8162 x 2.029 at -3.012 degrees (North through East) ! Clean map min=-0.0016381 max=0.067414 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.05 KP 1.00 ! LA 0.96 MK 1.06 NL 1.04 OV 0.91 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.10 KP 1.02 ! LA 0.97 MK 1.00 NL 1.05 OV 0.90 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.10 KP 1.03 ! LA 0.98 MK 1.01 NL 1.08 OV 0.92 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.02 KP 1.03 ! LA 0.98 MK 1.02 NL 1.03 OV 0.90 ! PT 1.00 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 HN 1.08 KP 1.02 ! LA 0.98 MK 1.05 NL 1.00 OV 0.96 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.09 KP 1.04 ! LA 0.99 MK 1.02 NL 1.00 OV 0.88 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.01 KP 1.02 ! LA 0.98 MK 1.03 NL 1.07 OV 0.90 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.06 KP 1.03 ! LA 0.97 MK 1.00 NL 1.04 OV 0.88 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.01 KP 1.05 ! LA 0.95 MK 0.98 NL 1.02 OV 0.89 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 1.00 KP 0.97 ! LA 0.96 MK 1.05 NL 1.08 OV 0.90 ! PT 1.03 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.05 KP 1.00 ! LA 0.95 MK 0.94 NL 1.08 OV 0.91 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 HN 0.98 KP 1.00 ! LA 0.97 MK 1.00 NL 1.05 OV 0.92 ! PT 1.02 SC 0.95 ! ! ! Fit before self-cal, rms=0.060713Jy sigma=1.210091 ! Fit after self-cal, rms=0.061479Jy sigma=1.204450 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8191 mas, bmaj=2.036 mas, bpa=-2.748 degrees ! Estimated noise=0.168749 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 = -0.00117248 Jy ! Component: 100 - total flux cleaned = -0.00168235 Jy ! Component: 150 - total flux cleaned = -0.00181494 Jy ! Component: 200 - total flux cleaned = -0.00188644 Jy ! Total flux subtracted in 200 components = -0.00188644 Jy ! Clean residual min=-0.000980 max=0.001029 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0954766 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 87 components and 0.0954766 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=0.061449Jy sigma=1.203897 ! Fit after self-cal, rms=0.061503Jy sigma=1.203698 ! 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=0.061503Jy sigma=1.203698 ! Fit after self-cal, rms=0.061776Jy sigma=1.202101 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8202 mas, bmaj=2.041 mas, bpa=-2.605 degrees ! Estimated noise=0.168995 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000641823 Jy ! Component: 100 - total flux cleaned = -0.000885802 Jy ! Component: 150 - total flux cleaned = -0.000987904 Jy ! Component: 200 - total flux cleaned = -0.00103983 Jy ! Total flux subtracted in 200 components = -0.00103983 Jy ! Clean residual min=-0.000955 max=0.000972 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0944368 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 98 components and 0.0944368 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=0.061765Jy sigma=1.201905 ! Fit after self-cal, rms=0.061773Jy sigma=1.201880 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.62626e-05 Jy ! Component: 100 - total flux cleaned = -9.95321e-05 Jy ! Component: 150 - total flux cleaned = -0.000130588 Jy ! Component: 200 - total flux cleaned = -0.000159444 Jy ! Total flux subtracted in 200 components = -0.000159444 Jy ! Clean residual min=-0.000940 max=0.000976 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0942774 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 107 components and 0.0942774 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=0.061769Jy sigma=1.201818 ! Fit after self-cal, rms=0.061768Jy sigma=1.201816 ! Inverting map ! Added new window around map position (-48.2, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000872575 Jy ! Component: 100 - total flux cleaned = 0.000855517 Jy ! Component: 150 - total flux cleaned = 0.000828823 Jy ! Component: 200 - total flux cleaned = 0.000816881 Jy ! Total flux subtracted in 200 components = 0.000816881 Jy ! Clean residual min=-0.000901 max=0.000915 Jy/beam ! Clean residual mean=0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0950943 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 129 components and 0.0950943 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=0.061753Jy sigma=1.201535 ! Fit after self-cal, rms=0.061751Jy sigma=1.201502 ! 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=0.061751Jy sigma=1.201502 ! Fit after self-cal, rms=0.062043Jy sigma=1.199805 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8204 mas, bmaj=2.042 mas, bpa=-2.563 degrees ! Estimated noise=0.168965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000464539 Jy ! Component: 100 - total flux cleaned = -0.000738666 Jy ! Component: 150 - total flux cleaned = -0.000839307 Jy ! Component: 200 - total flux cleaned = -0.000932364 Jy ! Total flux subtracted in 200 components = -0.000932364 Jy ! Clean residual min=-0.000829 max=0.000833 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0941619 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 142 components and 0.0941619 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=0.062037Jy sigma=1.199692 ! Fit after self-cal, rms=0.062048Jy sigma=1.199638 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 (-50.8, -45.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000656737 Jy ! Component: 100 - total flux cleaned = 0.000601103 Jy ! Component: 150 - total flux cleaned = 0.000576356 Jy ! Component: 200 - total flux cleaned = 0.000542644 Jy ! Total flux subtracted in 200 components = 0.000542644 Jy ! Clean residual min=-0.000829 max=0.000778 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0947045 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 153 components and 0.0947045 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=0.062037Jy sigma=1.199452 ! Fit after self-cal, rms=0.062036Jy sigma=1.199439 ! 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=0.062036Jy sigma=1.199439 ! Fit after self-cal, rms=0.062008Jy sigma=1.199412 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.19 mas, bmaj=4.682 mas, bpa=2.577 degrees ! Estimated noise=0.213562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000330285 Jy ! Component: 100 - total flux cleaned = -0.000469353 Jy ! Component: 150 - total flux cleaned = -0.000525071 Jy ! Component: 200 - total flux cleaned = -0.000573608 Jy ! Total flux subtracted in 200 components = -0.000573608 Jy ! Clean residual min=-0.000940 max=0.000772 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0941309 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 162 components and 0.0941309 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=0.062006Jy sigma=1.199376 ! Fit after self-cal, rms=0.062006Jy sigma=1.199368 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.83001e-05 Jy ! Component: 100 - total flux cleaned = -4.99253e-05 Jy ! Component: 150 - total flux cleaned = -8.32509e-05 Jy ! Component: 200 - total flux cleaned = -0.000120331 Jy ! Total flux subtracted in 200 components = -0.000120331 Jy ! Clean residual min=-0.000936 max=0.000771 Jy/beam ! Clean residual mean=-0.000000 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0940106 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 166 components and 0.0940106 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=0.062006Jy sigma=1.199367 ! Fit after self-cal, rms=0.062005Jy sigma=1.199362 ! 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=0.8202 mas, bmaj=2.042 mas, bpa=-2.533 degrees ! Estimated noise=0.168692 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8202 x 2.042 at -2.533 degrees (North through East) ! Clean map min=-0.001047 max=0.067887 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=0.6307 mas, bmaj=1.643 mas, bpa=-3.263 degrees ! Estimated noise=0.341045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0486655 Jy ! Component: 100 - total flux cleaned = 0.0649169 Jy ! Component: 150 - total flux cleaned = 0.0736699 Jy ! Component: 200 - total flux cleaned = 0.0785734 Jy ! Total flux subtracted in 200 components = 0.0785734 Jy ! Clean residual min=-0.001882 max=0.002636 Jy/beam ! Clean residual mean=-0.000002 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.0785734 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0785734 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8202 mas, bmaj=2.042 mas, bpa=-2.533 degrees ! Estimated noise=0.168692 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 = 0.00485071 Jy ! Component: 100 - total flux cleaned = 0.00767114 Jy ! Component: 150 - total flux cleaned = 0.00952822 Jy ! Component: 200 - total flux cleaned = 0.0108237 Jy ! Total flux subtracted in 200 components = 0.0108237 Jy ! Clean residual min=-0.000946 max=0.000987 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0893971 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 44 components and 0.0893971 Jy ! Inverting map ! Added new window around map position (17.4, -31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109067 Jy ! Component: 100 - total flux cleaned = 0.00197228 Jy ! Component: 150 - total flux cleaned = 0.00260146 Jy ! Component: 200 - total flux cleaned = 0.0030202 Jy ! Total flux subtracted in 200 components = 0.0030202 Jy ! Clean residual min=-0.000854 max=0.000860 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0924173 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 65 components and 0.0924173 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=2.19 mas, bmaj=4.682 mas, bpa=2.577 degrees ! Estimated noise=0.213562 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000858563 Jy ! Component: 100 - total flux cleaned = 0.00126826 Jy ! Component: 150 - total flux cleaned = 0.00150487 Jy ! Component: 200 - total flux cleaned = 0.00156706 Jy ! Total flux subtracted in 200 components = 0.00156706 Jy ! Clean residual min=-0.000992 max=0.000803 Jy/beam ! Clean residual mean=-0.000001 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0939844 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.53309e-05 Jy ! Component: 100 - total flux cleaned = 6.81777e-05 Jy ! Component: 150 - total flux cleaned = 0.000102532 Jy ! Component: 200 - total flux cleaned = 0.000123483 Jy ! Total flux subtracted in 200 components = 0.000123483 Jy ! Clean residual min=-0.000967 max=0.000773 Jy/beam ! Clean residual mean=-0.000000 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0941079 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 103 components and 0.0941079 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8202 mas, bmaj=2.042 mas, bpa=-2.533 degrees ! Estimated noise=0.168692 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000126942 Jy ! Component: 100 - total flux cleaned = 0.000106878 Jy ! Component: 150 - total flux cleaned = 0.000106824 Jy ! Component: 200 - total flux cleaned = 7.40473e-05 Jy ! Total flux subtracted in 200 components = 7.40473e-05 Jy ! Clean residual min=-0.000786 max=0.000768 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0941819 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 124 components and 0.0941819 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=0.062008Jy sigma=1.199369 ! Fit after self-cal, rms=0.061995Jy sigma=1.199295 wmodel J1751-1950_X_a_map.mod ! Writing 124 model components to file: J1751-1950_X_a_map.mod wobs J1751-1950_X_a_uvs.fits ! Writing UV FITS file: J1751-1950_X_a_uvs.fits wwins J1751-1950_X_a_map.win ! wwins: Wrote 7 windows to J1751-1950_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 = -3.22535e-05 Jy ! Component: 100 - total flux cleaned = 3.5931e-05 Jy ! Component: 150 - total flux cleaned = 4.91921e-05 Jy ! Component: 200 - total flux cleaned = -2.71931e-05 Jy ! Component: 250 - total flux cleaned = -7.71527e-05 Jy ! Component: 300 - total flux cleaned = -0.000101527 Jy ! Component: 350 - total flux cleaned = -0.000113516 Jy ! Component: 400 - total flux cleaned = -0.000137068 Jy ! Component: 450 - total flux cleaned = -0.00014875 Jy ! Component: 500 - total flux cleaned = -0.000206087 Jy ! Component: 550 - total flux cleaned = -0.000217146 Jy ! Component: 600 - total flux cleaned = -0.000239364 Jy ! Component: 650 - total flux cleaned = -0.000272375 Jy ! Component: 700 - total flux cleaned = -0.000304939 Jy ! Component: 750 - total flux cleaned = -0.000337115 Jy ! Component: 800 - total flux cleaned = -0.000347706 Jy ! Component: 850 - total flux cleaned = -0.00037909 Jy ! Component: 900 - total flux cleaned = -0.000399572 Jy ! Component: 950 - total flux cleaned = -0.000419949 Jy ! Component: 1000 - total flux cleaned = -0.000440195 Jy ! Component: 1050 - total flux cleaned = -0.000450225 Jy ! Component: 1100 - total flux cleaned = -0.000470139 Jy ! Component: 1150 - total flux cleaned = -0.000519545 Jy ! Component: 1200 - total flux cleaned = -0.000548877 Jy ! Component: 1250 - total flux cleaned = -0.000597087 Jy ! Component: 1300 - total flux cleaned = -0.000568242 Jy ! Component: 1350 - total flux cleaned = -0.000615859 Jy ! Component: 1400 - total flux cleaned = -0.000663096 Jy ! Component: 1450 - total flux cleaned = -0.000691189 Jy ! Component: 1500 - total flux cleaned = -0.000719002 Jy ! Component: 1550 - total flux cleaned = -0.000719009 Jy ! Component: 1600 - total flux cleaned = -0.000755616 Jy ! Component: 1650 - total flux cleaned = -0.000792006 Jy ! Component: 1700 - total flux cleaned = -0.000810087 Jy ! Component: 1750 - total flux cleaned = -0.000818978 Jy ! Component: 1800 - total flux cleaned = -0.000863385 Jy ! Component: 1850 - total flux cleaned = -0.000898649 Jy ! Component: 1900 - total flux cleaned = -0.00094225 Jy ! Component: 1950 - total flux cleaned = -0.000942228 Jy ! Component: 2000 - total flux cleaned = -0.000985424 Jy ! Component: 2050 - total flux cleaned = -0.0010111 Jy ! Component: 2100 - total flux cleaned = -0.00103673 Jy ! Component: 2150 - total flux cleaned = -0.00108752 Jy ! Component: 2200 - total flux cleaned = -0.00110442 Jy ! Component: 2250 - total flux cleaned = -0.00113791 Jy ! Component: 2300 - total flux cleaned = -0.00117122 Jy ! Component: 2350 - total flux cleaned = -0.00122904 Jy ! Component: 2400 - total flux cleaned = -0.00122898 Jy ! Component: 2450 - total flux cleaned = -0.00122912 Jy ! Component: 2500 - total flux cleaned = -0.00129406 Jy ! Component: 2550 - total flux cleaned = -0.00131829 Jy ! Component: 2600 - total flux cleaned = -0.00138249 Jy ! Component: 2650 - total flux cleaned = -0.00143034 Jy ! Component: 2700 - total flux cleaned = -0.00143037 Jy ! Component: 2750 - total flux cleaned = -0.00148564 Jy ! Component: 2800 - total flux cleaned = -0.00152492 Jy ! Component: 2850 - total flux cleaned = -0.00151715 Jy ! Component: 2900 - total flux cleaned = -0.00157152 Jy ! Component: 2950 - total flux cleaned = -0.00157925 Jy ! Component: 3000 - total flux cleaned = -0.00163301 Jy ! Component: 3050 - total flux cleaned = -0.00163298 Jy ! Component: 3100 - total flux cleaned = -0.0016254 Jy ! Component: 3150 - total flux cleaned = -0.00163298 Jy ! Component: 3200 - total flux cleaned = -0.00165562 Jy ! Component: 3250 - total flux cleaned = -0.00169312 Jy ! Component: 3300 - total flux cleaned = -0.00167818 Jy ! Component: 3350 - total flux cleaned = -0.00169299 Jy ! Component: 3400 - total flux cleaned = -0.00170776 Jy ! Component: 3450 - total flux cleaned = -0.0017224 Jy ! Component: 3500 - total flux cleaned = -0.001759 Jy ! Component: 3550 - total flux cleaned = -0.00174437 Jy ! Component: 3600 - total flux cleaned = -0.00175161 Jy ! Component: 3650 - total flux cleaned = -0.00176613 Jy ! Component: 3700 - total flux cleaned = -0.00178768 Jy ! Component: 3750 - total flux cleaned = -0.00177335 Jy ! Component: 3800 - total flux cleaned = -0.00179472 Jy ! Component: 3850 - total flux cleaned = -0.00181597 Jy ! Component: 3900 - total flux cleaned = -0.00177355 Jy ! Component: 3950 - total flux cleaned = -0.00180873 Jy ! Component: 4000 - total flux cleaned = -0.00184373 Jy ! Component: 4050 - total flux cleaned = -0.00184381 Jy ! Total flux subtracted in 4096 components = -0.00187156 Jy ! Clean residual min=-0.000444 max=0.000369 Jy/beam ! Clean residual mean=-0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0923104 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 445 components and 0.0923104 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1751-1950_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8202 x 2.042 at -2.533 degrees (North through East) ! Clean map min=-0.00067505 max=0.068728 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1751-1950_X_a_map.fits wmodel /vlbi/uf001/uva//J1751-1950_X_a_map.mod ! Writing 445 model components to file: /vlbi/uf001/uva//J1751-1950_X_a_map.mod wobs /vlbi/uf001/uva//J1751-1950_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1751-1950_X_a_uvs.fits wwins /vlbi/uf001/uva//J1751-1950_X_a_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1751-1950_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0687282 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120014 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.523863 0.523863 1.04773 2.09545 4.1909 8.38181 16.7636 33.5272 67.0545 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.068 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 572.668 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1751-1950_X_a_dfm.log closed on Mon Jan 14 04:22:02 2019