! Started logfile: /vlbi/uf001/uvm//J1948-3228_X_a_dfm.log on Sun Jan 13 22:23:29 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//J1948-3228_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1948-3228_X_a_uvm.fits ! AN table 1: 38 integrations on 36 of 36 possible baselines. ! AN table 2: 19 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.994907 visibilities/baseline/integration-bin. ! Found source: J1948-3228 ! ! 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 21096 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 J1948-3228_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=1.003652Jy sigma=19.391592 ! Fit after self-cal, rms=0.939872Jy sigma=18.110683 ! 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=0.5488 mas, bmaj=1.68 mas, bpa=-8.083 degrees ! Estimated noise=0.481635 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 = 0.0476789 Jy ! Component: 100 - total flux cleaned = 0.0584356 Jy ! Total flux subtracted in 100 components = 0.0584356 Jy ! Clean residual min=-0.003715 max=0.005701 Jy/beam ! Clean residual mean=-0.000004 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.0584355 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0584355 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=0.077956Jy sigma=1.303050 ! Fit after self-cal, rms=0.077272Jy sigma=1.292100 ! Inverting map ! Added new window around map position (1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0056844 Jy ! Component: 100 - total flux cleaned = 0.00895253 Jy ! Total flux subtracted in 100 components = 0.00895253 Jy ! Clean residual min=-0.003576 max=0.004997 Jy/beam ! Clean residual mean=-0.000004 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.0673881 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0673881 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=0.076702Jy sigma=1.276759 ! Fit after self-cal, rms=0.076664Jy sigma=1.275340 ! 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=0.7145 mas, bmaj=1.974 mas, bpa=-6.957 degrees ! Estimated noise=0.261828 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 (-0.6, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00594871 Jy ! Component: 100 - total flux cleaned = 0.00999874 Jy ! Component: 150 - total flux cleaned = 0.0129884 Jy ! Component: 200 - total flux cleaned = 0.0152431 Jy ! Total flux subtracted in 200 components = 0.0152431 Jy ! Clean residual min=-0.002771 max=0.002870 Jy/beam ! Clean residual mean=-0.000003 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0826312 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 48 components and 0.0826312 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=0.076140Jy sigma=1.261556 ! Fit after self-cal, rms=0.076150Jy sigma=1.260860 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7145 x 1.974 at -6.957 degrees (North through East) ! Clean map min=-0.0027391 max=0.061653 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 1.07 KP 1.04 ! LA 0.91 MK 1.02 NL 1.03 OV 0.94 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 1.06 LA 0.62 MK 1.03 ! NL 1.08 PT 1.02 SC 1.31 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.98 HN 1.27 KP 1.02 ! LA 0.88 MK 0.94 NL 1.12 OV 0.90 ! SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 1.30 LA 0.79 MK 0.99 ! NL 1.12 PT 1.02 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.41 KP 0.92 ! LA 0.93 MK 1.05 NL 1.06 OV 1.01 ! SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 1.04 LA 0.75 MK 1.20 ! NL 1.26 PT 0.92 SC 1.14 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.01 HN 1.28 KP 0.92 ! LA 0.90 MK 1.03 NL 1.08 OV 0.90 ! SC 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.86 LA 0.75 MK 1.01 ! NL 1.18 PT 1.04 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.05 HN 1.13 KP 1.00 ! LA 0.91 MK 1.02 NL 1.16 OV 0.90 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 HN 0.89 LA 0.82 MK 1.10 ! NL 1.04 PT 1.09 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.09 KP 0.94 ! LA 0.90 MK 1.06 NL 1.09 OV 0.93 ! SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.82 HN 1.11 LA 0.80 MK 0.99 ! NL 1.10 PT 1.04 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.11 KP 0.96 ! LA 0.87 MK 1.20 NL 1.16 OV 0.95 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 HN 0.78 LA 0.80 MK 0.98 ! NL 1.23 PT 0.90 SC 1.18 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.25 KP 0.97 ! LA 0.94 MK 1.03 NL 1.09 OV 0.93 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 0.98 LA 0.60 MK 1.09 ! NL 1.21 PT 1.14 SC 1.14 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.03 KP 0.98 ! LA 0.91 MK 1.00 NL 1.16 OV 0.91 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 HN 0.78 LA 0.73 MK 1.06 ! NL 1.20 PT 1.08 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.21 KP 0.97 ! LA 0.88 MK 1.03 NL 1.02 OV 0.89 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.68 HN 0.92 LA 0.80 MK 1.13 ! NL 1.19 PT 1.11 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.14 KP 1.00 ! LA 0.98 MK 0.97 NL 1.07 OV 0.99 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 HN 0.94 LA 0.56 MK 0.88 ! NL 1.25 PT 0.95 SC 1.11 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.00 KP 0.94 ! LA 0.91 MK 0.97 NL 1.08 OV 0.95 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 HN 0.85 LA 0.67 MK 0.94 ! NL 1.05 PT 1.08 SC 1.04 ! ! ! Fit before self-cal, rms=0.076150Jy sigma=1.260860 ! Fit after self-cal, rms=0.078226Jy sigma=1.245908 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.726 mas, bmaj=1.989 mas, bpa=-6.87 degrees ! Estimated noise=0.261146 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 = -0.00045925 Jy ! Component: 100 - total flux cleaned = -0.000686305 Jy ! Component: 150 - total flux cleaned = -0.000787873 Jy ! Component: 200 - total flux cleaned = -0.000830366 Jy ! Total flux subtracted in 200 components = -0.000830366 Jy ! Clean residual min=-0.001631 max=0.001513 Jy/beam ! Clean residual mean=0.000002 rms=0.000381 Jy/beam ! Combined flux in latest and established models = 0.0818008 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.0818008 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=0.078206Jy sigma=1.245390 ! Fit after self-cal, rms=0.078497Jy sigma=1.243348 ! 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=0.078497Jy sigma=1.243348 ! Fit after self-cal, rms=0.079184Jy sigma=1.242901 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7272 mas, bmaj=1.99 mas, bpa=-6.821 degrees ! Estimated noise=0.260703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000693939 Jy ! Component: 100 - total flux cleaned = -0.000840976 Jy ! Component: 150 - total flux cleaned = -0.000962408 Jy ! Component: 200 - total flux cleaned = -0.000979868 Jy ! Total flux subtracted in 200 components = -0.000979868 Jy ! Clean residual min=-0.001627 max=0.001521 Jy/beam ! Clean residual mean=0.000002 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0808209 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.0808209 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=0.079171Jy sigma=1.242617 ! Fit after self-cal, rms=0.079254Jy sigma=1.242499 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 = -5.58902e-05 Jy ! Component: 100 - total flux cleaned = -5.48214e-05 Jy ! Component: 150 - total flux cleaned = -4.03831e-05 Jy ! Component: 200 - total flux cleaned = -4.04897e-05 Jy ! Total flux subtracted in 200 components = -4.04897e-05 Jy ! Clean residual min=-0.001614 max=0.001509 Jy/beam ! Clean residual mean=0.000002 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.0807805 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 0.0807805 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=0.079246Jy sigma=1.242403 ! Fit after self-cal, rms=0.079247Jy sigma=1.242382 ! 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=0.079247Jy sigma=1.242382 ! Fit after self-cal, rms=0.080942Jy sigma=1.239754 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7278 mas, bmaj=1.989 mas, bpa=-6.879 degrees ! Estimated noise=0.261209 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00043379 Jy ! Component: 100 - total flux cleaned = -0.000530485 Jy ! Component: 150 - total flux cleaned = -0.000544181 Jy ! Component: 200 - total flux cleaned = -0.000569023 Jy ! Total flux subtracted in 200 components = -0.000569023 Jy ! Clean residual min=-0.001432 max=0.001482 Jy/beam ! Clean residual mean=0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.0802114 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 92 components and 0.0802114 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=0.080938Jy sigma=1.239593 ! Fit after self-cal, rms=0.081003Jy sigma=1.239404 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 (7.6, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000928176 Jy ! Component: 100 - total flux cleaned = 0.00112964 Jy ! Component: 150 - total flux cleaned = 0.0012704 Jy ! Component: 200 - total flux cleaned = 0.00136526 Jy ! Total flux subtracted in 200 components = 0.00136526 Jy ! Clean residual min=-0.001504 max=0.001331 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0815767 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 111 components and 0.0815767 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=0.080968Jy sigma=1.238866 ! Fit after self-cal, rms=0.080965Jy sigma=1.238522 ! 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=0.080965Jy sigma=1.238522 ! Fit after self-cal, rms=0.081406Jy sigma=1.238481 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.055 mas, bmaj=5.718 mas, bpa=0.7125 degrees ! Estimated noise=0.344056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293663 Jy ! Component: 100 - total flux cleaned = 0.000353628 Jy ! Component: 150 - total flux cleaned = 0.000289433 Jy ! Component: 200 - total flux cleaned = 0.000236459 Jy ! Total flux subtracted in 200 components = 0.000236459 Jy ! Clean residual min=-0.001617 max=0.001661 Jy/beam ! Clean residual mean=0.000003 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0818131 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 127 components and 0.0818131 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=0.081402Jy sigma=1.238362 ! Fit after self-cal, rms=0.081418Jy sigma=1.238322 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 = 0.000195766 Jy ! Component: 100 - total flux cleaned = 0.000195364 Jy ! Component: 150 - total flux cleaned = 0.000151306 Jy ! Component: 200 - total flux cleaned = 0.000110492 Jy ! Total flux subtracted in 200 components = 0.000110492 Jy ! Clean residual min=-0.001607 max=0.001648 Jy/beam ! Clean residual mean=0.000003 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0819236 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 131 components and 0.0819236 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=0.081416Jy sigma=1.238290 ! Fit after self-cal, rms=0.081421Jy sigma=1.238281 ! 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=0.7283 mas, bmaj=1.988 mas, bpa=-6.876 degrees ! Estimated noise=0.261187 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7283 x 1.988 at -6.876 degrees (North through East) ! Clean map min=-0.0014206 max=0.061438 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=0.5582 mas, bmaj=1.667 mas, bpa=-7.969 degrees ! Estimated noise=0.4886 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0485542 Jy ! Component: 100 - total flux cleaned = 0.0596225 Jy ! Component: 150 - total flux cleaned = 0.06461 Jy ! Component: 200 - total flux cleaned = 0.0680009 Jy ! Total flux subtracted in 200 components = 0.0680009 Jy ! Clean residual min=-0.002739 max=0.002752 Jy/beam ! Clean residual mean=-0.000001 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.0680009 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0680009 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7283 mas, bmaj=1.988 mas, bpa=-6.876 degrees ! Estimated noise=0.261187 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) ! Added new window around map position (0.6, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421961 Jy ! Component: 100 - total flux cleaned = 0.00680381 Jy ! Component: 150 - total flux cleaned = 0.00860212 Jy ! Component: 200 - total flux cleaned = 0.0097261 Jy ! Total flux subtracted in 200 components = 0.0097261 Jy ! Clean residual min=-0.001625 max=0.001435 Jy/beam ! Clean residual mean=0.000000 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.077727 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 52 components and 0.077727 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=2.055 mas, bmaj=5.718 mas, bpa=0.7125 degrees ! Estimated noise=0.344056 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196831 Jy ! Component: 100 - total flux cleaned = 0.00303372 Jy ! Component: 150 - total flux cleaned = 0.00341036 Jy ! Component: 200 - total flux cleaned = 0.00363328 Jy ! Total flux subtracted in 200 components = 0.00363328 Jy ! Clean residual min=-0.001614 max=0.001442 Jy/beam ! Clean residual mean=0.000002 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.0813602 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 = 0.00016584 Jy ! Component: 100 - total flux cleaned = 0.000276594 Jy ! Component: 150 - total flux cleaned = 0.000332919 Jy ! Component: 200 - total flux cleaned = 0.000345945 Jy ! Total flux subtracted in 200 components = 0.000345945 Jy ! Clean residual min=-0.001581 max=0.001471 Jy/beam ! Clean residual mean=0.000003 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0817062 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 94 components and 0.0817062 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7283 mas, bmaj=1.988 mas, bpa=-6.876 degrees ! Estimated noise=0.261187 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000198565 Jy ! Component: 100 - total flux cleaned = 0.000279897 Jy ! Component: 150 - total flux cleaned = 0.000281587 Jy ! Component: 200 - total flux cleaned = 0.000282638 Jy ! Total flux subtracted in 200 components = 0.000282638 Jy ! Clean residual min=-0.001458 max=0.001305 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0819888 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 104 components and 0.0819888 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=0.081424Jy sigma=1.238367 ! Fit after self-cal, rms=0.081405Jy sigma=1.238203 wmodel J1948-3228_X_a_map.mod ! Writing 104 model components to file: J1948-3228_X_a_map.mod wobs J1948-3228_X_a_uvs.fits ! Writing UV FITS file: J1948-3228_X_a_uvs.fits wwins J1948-3228_X_a_map.win ! wwins: Wrote 5 windows to J1948-3228_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 = -0.000237953 Jy ! Component: 100 - total flux cleaned = -0.000377838 Jy ! Component: 150 - total flux cleaned = -0.000466618 Jy ! Component: 200 - total flux cleaned = -0.000530769 Jy ! Component: 250 - total flux cleaned = -0.000510547 Jy ! Component: 300 - total flux cleaned = -0.000531243 Jy ! Component: 350 - total flux cleaned = -0.000570551 Jy ! Component: 400 - total flux cleaned = -0.000608815 Jy ! Component: 450 - total flux cleaned = -0.000589803 Jy ! Component: 500 - total flux cleaned = -0.000645715 Jy ! Component: 550 - total flux cleaned = -0.000700659 Jy ! Component: 600 - total flux cleaned = -0.000701206 Jy ! Component: 650 - total flux cleaned = -0.000736693 Jy ! Component: 700 - total flux cleaned = -0.000666501 Jy ! Component: 750 - total flux cleaned = -0.000649245 Jy ! Component: 800 - total flux cleaned = -0.000649591 Jy ! Component: 850 - total flux cleaned = -0.000632895 Jy ! Component: 900 - total flux cleaned = -0.000666157 Jy ! Component: 950 - total flux cleaned = -0.000649396 Jy ! Component: 1000 - total flux cleaned = -0.000616822 Jy ! Component: 1050 - total flux cleaned = -0.000600653 Jy ! Component: 1100 - total flux cleaned = -0.000568589 Jy ! Component: 1150 - total flux cleaned = -0.000521415 Jy ! Component: 1200 - total flux cleaned = -0.000552895 Jy ! Component: 1250 - total flux cleaned = -0.000537091 Jy ! Component: 1300 - total flux cleaned = -0.000521816 Jy ! Component: 1350 - total flux cleaned = -0.000506606 Jy ! Component: 1400 - total flux cleaned = -0.000476463 Jy ! Component: 1450 - total flux cleaned = -0.000431735 Jy ! Component: 1500 - total flux cleaned = -0.000416926 Jy ! Component: 1550 - total flux cleaned = -0.000387574 Jy ! Component: 1600 - total flux cleaned = -0.000343744 Jy ! Component: 1650 - total flux cleaned = -0.000300556 Jy ! Component: 1700 - total flux cleaned = -0.000257589 Jy ! Component: 1750 - total flux cleaned = -0.000257606 Jy ! Component: 1800 - total flux cleaned = -0.000201402 Jy ! Component: 1850 - total flux cleaned = -0.000173545 Jy ! Component: 1900 - total flux cleaned = -0.000118124 Jy ! Component: 1950 - total flux cleaned = -0.000118162 Jy ! Component: 2000 - total flux cleaned = -9.05994e-05 Jy ! Component: 2050 - total flux cleaned = 3.10862e-05 Jy ! Component: 2100 - total flux cleaned = -9.38378e-06 Jy ! Component: 2150 - total flux cleaned = 1.73071e-05 Jy ! Component: 2200 - total flux cleaned = 5.70657e-05 Jy ! Component: 2250 - total flux cleaned = 0.000122838 Jy ! Component: 2300 - total flux cleaned = 0.000122776 Jy ! Component: 2350 - total flux cleaned = 0.000174686 Jy ! Component: 2400 - total flux cleaned = 0.000187682 Jy ! Component: 2450 - total flux cleaned = 0.0001493 Jy ! Component: 2500 - total flux cleaned = 0.000238308 Jy ! Component: 2550 - total flux cleaned = 0.000301399 Jy ! Component: 2600 - total flux cleaned = 0.000263807 Jy ! Component: 2650 - total flux cleaned = 0.000313591 Jy ! Component: 2700 - total flux cleaned = 0.000350786 Jy ! Component: 2750 - total flux cleaned = 0.000350772 Jy ! Component: 2800 - total flux cleaned = 0.000375245 Jy ! Component: 2850 - total flux cleaned = 0.000399576 Jy ! Component: 2900 - total flux cleaned = 0.0004479 Jy ! Component: 2950 - total flux cleaned = 0.000435867 Jy ! Component: 3000 - total flux cleaned = 0.000495445 Jy ! Component: 3050 - total flux cleaned = 0.000483638 Jy ! Component: 3100 - total flux cleaned = 0.000495411 Jy ! Component: 3150 - total flux cleaned = 0.000495485 Jy ! Component: 3200 - total flux cleaned = 0.000495587 Jy ! Component: 3250 - total flux cleaned = 0.000507148 Jy ! Component: 3300 - total flux cleaned = 0.000564692 Jy ! Component: 3350 - total flux cleaned = 0.000507325 Jy ! Component: 3400 - total flux cleaned = 0.000484586 Jy ! Component: 3450 - total flux cleaned = 0.000529906 Jy ! Component: 3500 - total flux cleaned = 0.000563657 Jy ! Component: 3550 - total flux cleaned = 0.000541254 Jy ! Component: 3600 - total flux cleaned = 0.000563564 Jy ! Component: 3650 - total flux cleaned = 0.000641207 Jy ! Component: 3700 - total flux cleaned = 0.000597051 Jy ! Component: 3750 - total flux cleaned = 0.000629912 Jy ! Component: 3800 - total flux cleaned = 0.000662687 Jy ! Component: 3850 - total flux cleaned = 0.000716967 Jy ! Component: 3900 - total flux cleaned = 0.000716897 Jy ! Component: 3950 - total flux cleaned = 0.000716792 Jy ! Component: 4000 - total flux cleaned = 0.000738123 Jy ! Component: 4050 - total flux cleaned = 0.000812487 Jy ! Total flux subtracted in 4096 components = 0.000812375 Jy ! Clean residual min=-0.000819 max=0.000755 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0828012 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 402 components and 0.0828011 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1948-3228_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7283 x 1.988 at -6.876 degrees (North through East) ! Clean map min=-0.0012347 max=0.061578 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1948-3228_X_a_map.fits wmodel /vlbi/uf001/uvm//J1948-3228_X_a_map.mod ! Writing 402 model components to file: /vlbi/uf001/uvm//J1948-3228_X_a_map.mod wobs /vlbi/uf001/uvm//J1948-3228_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1948-3228_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1948-3228_X_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J1948-3228_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0615778 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000184043 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.896639 0.896639 1.79328 3.58655 7.17311 14.3462 28.6924 57.3849 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 334.582 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1948-3228_X_a_dfm.log closed on Sun Jan 13 22:23:34 2019