! Started logfile: /vlbi/uf001/uvm//J1837-1532_X_a_dfm.log on Sun Jan 13 22:16:48 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//J1837-1532_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J1837-1532_X_a_uvm.fits ! AN table 1: 110 integrations on 28 of 28 possible baselines. ! AN table 2: 148 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.929264 visibilities/baseline/integration-bin. ! Found source: J1837-1532 ! ! 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 80556 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 J1837-1532_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 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 88 telescope corrections were flagged in sub-array 1. ! A total of 32 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002180Jy sigma=22.350289 ! Fit after self-cal, rms=0.971083Jy sigma=21.669738 ! 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=1.064 mas, bmaj=3.36 mas, bpa=8.906 degrees ! Estimated noise=0.298881 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 = 0.0231921 Jy ! Component: 100 - total flux cleaned = 0.028275 Jy ! Total flux subtracted in 100 components = 0.028275 Jy ! Clean residual min=-0.001937 max=0.002754 Jy/beam ! Clean residual mean=0.000003 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.028275 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.028275 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=0.057953Jy sigma=1.199384 ! Fit after self-cal, rms=0.056357Jy sigma=1.161680 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368236 Jy ! Component: 100 - total flux cleaned = 0.00524791 Jy ! Total flux subtracted in 100 components = 0.00524791 Jy ! Clean residual min=-0.002014 max=0.002651 Jy/beam ! Clean residual mean=0.000002 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.0335229 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.0335229 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=0.056051Jy sigma=1.155004 ! Fit after self-cal, rms=0.056043Jy sigma=1.154649 ! 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=1.55 mas, bmaj=4.154 mas, bpa=3.692 degrees ! Estimated noise=0.114844 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 = 0.00199767 Jy ! Component: 100 - total flux cleaned = 0.00295299 Jy ! Component: 150 - total flux cleaned = 0.00334072 Jy ! Component: 200 - total flux cleaned = 0.0034474 Jy ! Total flux subtracted in 200 components = 0.0034474 Jy ! Clean residual min=-0.001861 max=0.002161 Jy/beam ! Clean residual mean=-0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.0369703 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 24 components and 0.0369703 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=0.055981Jy sigma=1.152960 ! Fit after self-cal, rms=0.055975Jy sigma=1.152532 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.55 x 4.154 at 3.692 degrees (North through East) ! Clean map min=-0.0018604 max=0.03303 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.07 KP 1.08 LA 1.02 ! NL 1.34 OV 1.05 PT 0.99 SC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 0.86 KP 1.15 ! LA 0.72 NL 1.46 OV 1.09 PT 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.07 KP 1.12 LA 0.96 ! NL 1.30 OV 1.06 PT 1.08 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.91 HN 0.99 KP 1.06 ! LA 0.81 NL 1.32 OV 1.01 PT 1.18 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 KP 1.09 LA 0.97 ! NL 1.33 OV 1.04 PT 1.06 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.91 HN 0.92 KP 1.10 ! LA 0.72 NL 1.31 OV 1.08 PT 1.15 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.11 KP 1.18 LA 0.97 ! NL 1.34 OV 1.01 PT 1.03 SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.94 HN 0.91 KP 1.13 ! LA 0.78 NL 1.39 OV 0.97 PT 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.12 KP 1.21 LA 1.01 ! NL 1.24 OV 0.95 PT 0.98 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.92 HN 0.92 KP 1.21 ! LA 0.77 NL 1.30 OV 0.98 PT 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 KP 1.16 LA 1.04 ! NL 1.30 OV 0.97 PT 0.93 SC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.94 HN 0.92 KP 1.10 ! LA 0.69 NL 1.21 OV 1.00 PT 1.11 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.09 KP 1.12 LA 1.01 ! NL 1.35 OV 0.93 PT 0.92 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.92 HN 0.85 KP 1.23 ! LA 0.72 NL 1.33 OV 0.92 PT 1.11 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.93 KP 1.13 LA 1.00 ! NL 1.21 OV 1.02 PT 0.96 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.93 HN 0.86 KP 1.15 ! LA 0.79 NL 1.24 OV 0.89 PT 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 KP 1.08 LA 0.99 ! NL 1.21 OV 0.98 PT 0.93 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.84 HN 0.82 KP 1.12 ! LA 0.79 NL 1.25 OV 0.97 PT 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 KP 1.09 LA 1.05 ! NL 1.18 OV 0.97 PT 0.98 SC 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.90 HN 0.79 KP 1.14 ! LA 0.73 NL 1.21 OV 0.92 PT 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 KP 1.03 LA 0.94 ! NL 1.15 OV 1.02 PT 0.93 SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.85 HN 0.78 KP 1.06 ! LA 0.75 NL 1.24 OV 0.99 PT 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 KP 1.02 LA 0.93 ! NL 1.14 OV 1.01 PT 0.89 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.87 HN 0.76 KP 1.03 ! LA 0.78 NL 1.20 OV 0.92 PT 0.98 ! ! ! Fit before self-cal, rms=0.055975Jy sigma=1.152532 ! Fit after self-cal, rms=0.053789Jy sigma=1.142850 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.532 mas, bmaj=4.188 mas, bpa=3.563 degrees ! Estimated noise=0.115231 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 (-9.8, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153909 Jy ! Component: 100 - total flux cleaned = 0.00218023 Jy ! Component: 150 - total flux cleaned = 0.0024569 Jy ! Component: 200 - total flux cleaned = 0.00249828 Jy ! Total flux subtracted in 200 components = 0.00249828 Jy ! Clean residual min=-0.000840 max=0.001358 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0394686 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 60 components and 0.0394686 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=0.053746Jy sigma=1.141624 ! Fit after self-cal, rms=0.053934Jy sigma=1.138181 ! Inverting map ! Added new window around map position (-3.4, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148134 Jy ! Component: 100 - total flux cleaned = 0.00207365 Jy ! Component: 150 - total flux cleaned = 0.00225489 Jy ! Component: 200 - total flux cleaned = 0.0022126 Jy ! Total flux subtracted in 200 components = 0.0022126 Jy ! Clean residual min=-0.000813 max=0.001014 Jy/beam ! Clean residual mean=-0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0416812 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 99 components and 0.0416812 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=0.053892Jy sigma=1.137005 ! Fit after self-cal, rms=0.053884Jy sigma=1.136483 ! 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=0.053884Jy sigma=1.136483 ! Fit after self-cal, rms=0.054761Jy sigma=1.134667 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.532 mas, bmaj=4.217 mas, bpa=3.829 degrees ! Estimated noise=0.115682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100828 Jy ! Component: 100 - total flux cleaned = 0.001266 Jy ! Component: 150 - total flux cleaned = 0.0012862 Jy ! Component: 200 - total flux cleaned = 0.00126994 Jy ! Total flux subtracted in 200 components = 0.00126994 Jy ! Clean residual min=-0.000615 max=0.000780 Jy/beam ! Clean residual mean=-0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0429512 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 121 components and 0.0429512 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=0.054740Jy sigma=1.134105 ! Fit after self-cal, rms=0.054861Jy sigma=1.133088 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 = 0.00071526 Jy ! Component: 100 - total flux cleaned = 0.000958408 Jy ! Component: 150 - total flux cleaned = 0.000991651 Jy ! Component: 200 - total flux cleaned = 0.000962753 Jy ! Total flux subtracted in 200 components = 0.000962753 Jy ! Clean residual min=-0.000609 max=0.000752 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0439139 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 136 components and 0.0439139 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=0.054847Jy sigma=1.132747 ! Fit after self-cal, rms=0.054849Jy sigma=1.132496 ! Inverting map ! Added new window around map position (19.8, 18.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000770127 Jy ! Component: 100 - total flux cleaned = 0.00111904 Jy ! Component: 150 - total flux cleaned = 0.00130299 Jy ! Component: 200 - total flux cleaned = 0.00136248 Jy ! Total flux subtracted in 200 components = 0.00136248 Jy ! Clean residual min=-0.000605 max=0.000669 Jy/beam ! Clean residual mean=0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0452764 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 157 components and 0.0452764 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=0.054834Jy sigma=1.132165 ! Fit after self-cal, rms=0.054831Jy sigma=1.131912 ! 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=0.054831Jy sigma=1.131912 ! Fit after self-cal, rms=0.055577Jy sigma=1.131440 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.531 mas, bmaj=4.23 mas, bpa=3.89 degrees ! Estimated noise=0.115922 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000634376 Jy ! Component: 100 - total flux cleaned = 0.000987307 Jy ! Component: 150 - total flux cleaned = 0.00104547 Jy ! Component: 200 - total flux cleaned = 0.00108394 Jy ! Total flux subtracted in 200 components = 0.00108394 Jy ! Clean residual min=-0.000563 max=0.000614 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0463603 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 173 components and 0.0463603 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=0.055567Jy sigma=1.131203 ! Fit after self-cal, rms=0.055630Jy sigma=1.130799 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 = 0.000501875 Jy ! Component: 100 - total flux cleaned = 0.000718419 Jy ! Component: 150 - total flux cleaned = 0.00073214 Jy ! Component: 200 - total flux cleaned = 0.00074423 Jy ! Total flux subtracted in 200 components = 0.00074423 Jy ! Clean residual min=-0.000596 max=0.000665 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.0471046 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 178 components and 0.0471046 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=0.055621Jy sigma=1.130631 ! Fit after self-cal, rms=0.055619Jy sigma=1.130479 ! 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=0.055619Jy sigma=1.130479 ! Fit after self-cal, rms=0.055931Jy sigma=1.130371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.481 mas, bmaj=5.029 mas, bpa=3.682 degrees ! Estimated noise=0.124303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000559679 Jy ! Component: 100 - total flux cleaned = 0.000917813 Jy ! Component: 150 - total flux cleaned = 0.00107244 Jy ! Component: 200 - total flux cleaned = 0.00115196 Jy ! Total flux subtracted in 200 components = 0.00115196 Jy ! Clean residual min=-0.000643 max=0.000768 Jy/beam ! Clean residual mean=0.000002 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0482565 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 197 components and 0.0482565 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=0.055924Jy sigma=1.130235 ! Fit after self-cal, rms=0.055952Jy sigma=1.130080 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 = 0.000454256 Jy ! Component: 100 - total flux cleaned = 0.000706008 Jy ! Component: 150 - total flux cleaned = 0.000819434 Jy ! Component: 200 - total flux cleaned = 0.000839968 Jy ! Total flux subtracted in 200 components = 0.000839968 Jy ! Clean residual min=-0.000641 max=0.000761 Jy/beam ! Clean residual mean=0.000002 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0490965 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 204 components and 0.0490965 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=0.055948Jy sigma=1.129987 ! Fit after self-cal, rms=0.055947Jy sigma=1.129921 ! Inverting map ! Added new window around map position (6.8, 12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000692386 Jy ! Component: 100 - total flux cleaned = 0.00100452 Jy ! Component: 150 - total flux cleaned = 0.00129626 Jy ! Component: 200 - total flux cleaned = 0.00154981 Jy ! Total flux subtracted in 200 components = 0.00154981 Jy ! Clean residual min=-0.000559 max=0.000468 Jy/beam ! Clean residual mean=0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0506463 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 227 components and 0.0506463 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=0.055936Jy sigma=1.129709 ! Fit after self-cal, rms=0.055942Jy sigma=1.129591 ! 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=1.53 mas, bmaj=4.236 mas, bpa=3.882 degrees ! Estimated noise=0.115962 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.53 x 4.236 at 3.882 degrees (North through East) ! Clean map min=-0.0011581 max=0.032632 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=1.054 mas, bmaj=3.4 mas, bpa=8.201 degrees ! Estimated noise=0.304605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0250296 Jy ! Component: 100 - total flux cleaned = 0.0313784 Jy ! Component: 150 - total flux cleaned = 0.0350077 Jy ! Component: 200 - total flux cleaned = 0.0375622 Jy ! Total flux subtracted in 200 components = 0.0375622 Jy ! Clean residual min=-0.001759 max=0.001745 Jy/beam ! Clean residual mean=0.000003 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.0375622 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0375622 Jy ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=4.236 mas, bpa=3.882 degrees ! Estimated noise=0.115962 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 = 0.00287909 Jy ! Component: 100 - total flux cleaned = 0.0046091 Jy ! Component: 150 - total flux cleaned = 0.00585183 Jy ! Component: 200 - total flux cleaned = 0.0067157 Jy ! Total flux subtracted in 200 components = 0.0067157 Jy ! Clean residual min=-0.001023 max=0.000927 Jy/beam ! Clean residual mean=0.000001 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0442779 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 65 components and 0.0442779 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=2.481 mas, bmaj=5.029 mas, bpa=3.682 degrees ! Estimated noise=0.124303 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132945 Jy ! Component: 100 - total flux cleaned = 0.00205302 Jy ! Component: 150 - total flux cleaned = 0.0026844 Jy ! Component: 200 - total flux cleaned = 0.00324241 Jy ! Total flux subtracted in 200 components = 0.00324241 Jy ! Clean residual min=-0.000808 max=0.000764 Jy/beam ! Clean residual mean=0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0475203 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 = 0.000407189 Jy ! Component: 100 - total flux cleaned = 0.000832498 Jy ! Component: 150 - total flux cleaned = 0.0012167 Jy ! Component: 200 - total flux cleaned = 0.00154357 Jy ! Total flux subtracted in 200 components = 0.00154357 Jy ! Clean residual min=-0.000639 max=0.000617 Jy/beam ! Clean residual mean=0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0490639 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 122 components and 0.0490639 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.53 mas, bmaj=4.236 mas, bpa=3.882 degrees ! Estimated noise=0.115962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.25563e-05 Jy ! Component: 100 - total flux cleaned = 0.000295058 Jy ! Component: 150 - total flux cleaned = 0.000509511 Jy ! Component: 200 - total flux cleaned = 0.000708773 Jy ! Total flux subtracted in 200 components = 0.000708773 Jy ! Clean residual min=-0.000576 max=0.000505 Jy/beam ! Clean residual mean=0.000001 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0497727 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 151 components and 0.0497727 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=0.055949Jy sigma=1.129798 ! Fit after self-cal, rms=0.055947Jy sigma=1.129636 wmodel J1837-1532_X_a_map.mod ! Writing 151 model components to file: J1837-1532_X_a_map.mod wobs J1837-1532_X_a_uvs.fits ! Writing UV FITS file: J1837-1532_X_a_uvs.fits wwins J1837-1532_X_a_map.win ! wwins: Wrote 5 windows to J1837-1532_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 = -0.000141573 Jy ! Component: 100 - total flux cleaned = -0.000272449 Jy ! Component: 150 - total flux cleaned = -0.00033429 Jy ! Component: 200 - total flux cleaned = -0.000385056 Jy ! Component: 250 - total flux cleaned = -0.000409583 Jy ! Component: 300 - total flux cleaned = -0.000386144 Jy ! Component: 350 - total flux cleaned = -0.000363334 Jy ! Component: 400 - total flux cleaned = -0.000340836 Jy ! Component: 450 - total flux cleaned = -0.000326116 Jy ! Component: 500 - total flux cleaned = -0.000304511 Jy ! Component: 550 - total flux cleaned = -0.000304345 Jy ! Component: 600 - total flux cleaned = -0.00030423 Jy ! Component: 650 - total flux cleaned = -0.000310947 Jy ! Component: 700 - total flux cleaned = -0.000317533 Jy ! Component: 750 - total flux cleaned = -0.000317518 Jy ! Component: 800 - total flux cleaned = -0.000323817 Jy ! Component: 850 - total flux cleaned = -0.000304998 Jy ! Component: 900 - total flux cleaned = -0.000280419 Jy ! Component: 950 - total flux cleaned = -0.000292508 Jy ! Component: 1000 - total flux cleaned = -0.000262494 Jy ! Component: 1050 - total flux cleaned = -0.00025653 Jy ! Component: 1100 - total flux cleaned = -0.000238945 Jy ! Component: 1150 - total flux cleaned = -0.00021597 Jy ! Component: 1200 - total flux cleaned = -0.000215916 Jy ! Component: 1250 - total flux cleaned = -0.000215902 Jy ! Component: 1300 - total flux cleaned = -0.000210375 Jy ! Component: 1350 - total flux cleaned = -0.000221339 Jy ! Component: 1400 - total flux cleaned = -0.000210554 Jy ! Component: 1450 - total flux cleaned = -0.000210472 Jy ! Component: 1500 - total flux cleaned = -0.000215832 Jy ! Component: 1550 - total flux cleaned = -0.000236603 Jy ! Component: 1600 - total flux cleaned = -0.000210861 Jy ! Component: 1650 - total flux cleaned = -0.000226081 Jy ! Component: 1700 - total flux cleaned = -0.000236109 Jy ! Component: 1750 - total flux cleaned = -0.000251086 Jy ! Component: 1800 - total flux cleaned = -0.000241271 Jy ! Component: 1850 - total flux cleaned = -0.000275453 Jy ! Component: 1900 - total flux cleaned = -0.000275478 Jy ! Component: 1950 - total flux cleaned = -0.000299368 Jy ! Component: 2000 - total flux cleaned = -0.000304067 Jy ! Component: 2050 - total flux cleaned = -0.000313448 Jy ! Component: 2100 - total flux cleaned = -0.000322712 Jy ! Component: 2150 - total flux cleaned = -0.000331928 Jy ! Component: 2200 - total flux cleaned = -0.000327362 Jy ! Component: 2250 - total flux cleaned = -0.000340906 Jy ! Component: 2300 - total flux cleaned = -0.000336422 Jy ! Component: 2350 - total flux cleaned = -0.000349745 Jy ! Component: 2400 - total flux cleaned = -0.000349736 Jy ! Component: 2450 - total flux cleaned = -0.00034105 Jy ! Component: 2500 - total flux cleaned = -0.000349792 Jy ! Component: 2550 - total flux cleaned = -0.000336939 Jy ! Component: 2600 - total flux cleaned = -0.000358153 Jy ! Component: 2650 - total flux cleaned = -0.000353978 Jy ! Component: 2700 - total flux cleaned = -0.000366429 Jy ! Component: 2750 - total flux cleaned = -0.00034985 Jy ! Component: 2800 - total flux cleaned = -0.00035394 Jy ! Component: 2850 - total flux cleaned = -0.000345819 Jy ! Component: 2900 - total flux cleaned = -0.000357943 Jy ! Component: 2950 - total flux cleaned = -0.00035795 Jy ! Component: 3000 - total flux cleaned = -0.000361924 Jy ! Component: 3050 - total flux cleaned = -0.000357986 Jy ! Component: 3100 - total flux cleaned = -0.000350174 Jy ! Component: 3150 - total flux cleaned = -0.000365749 Jy ! Component: 3200 - total flux cleaned = -0.000350309 Jy ! Component: 3250 - total flux cleaned = -0.000342649 Jy ! Component: 3300 - total flux cleaned = -0.000346402 Jy ! Component: 3350 - total flux cleaned = -0.000327556 Jy ! Component: 3400 - total flux cleaned = -0.000320085 Jy ! Component: 3450 - total flux cleaned = -0.000312639 Jy ! Component: 3500 - total flux cleaned = -0.000320016 Jy ! Component: 3550 - total flux cleaned = -0.000308995 Jy ! Component: 3600 - total flux cleaned = -0.000305396 Jy ! Component: 3650 - total flux cleaned = -0.000290915 Jy ! Component: 3700 - total flux cleaned = -0.000294491 Jy ! Component: 3750 - total flux cleaned = -0.000269545 Jy ! Component: 3800 - total flux cleaned = -0.000266057 Jy ! Component: 3850 - total flux cleaned = -0.000244921 Jy ! Component: 3900 - total flux cleaned = -0.000244913 Jy ! Component: 3950 - total flux cleaned = -0.000224005 Jy ! Component: 4000 - total flux cleaned = -0.000217107 Jy ! Component: 4050 - total flux cleaned = -0.000213654 Jy ! Total flux subtracted in 4096 components = -0.000203394 Jy ! Clean residual min=-0.000250 max=0.000202 Jy/beam ! Clean residual mean=0.000000 rms=0.000067 Jy/beam ! Combined flux in latest and established models = 0.0495693 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 470 components and 0.0495693 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J1837-1532_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.53 x 4.236 at 3.882 degrees (North through East) ! Clean map min=-0.00094053 max=0.032632 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J1837-1532_X_a_map.fits wmodel /vlbi/uf001/uvm//J1837-1532_X_a_map.mod ! Writing 470 model components to file: /vlbi/uf001/uvm//J1837-1532_X_a_map.mod wobs /vlbi/uf001/uvm//J1837-1532_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J1837-1532_X_a_uvs.fits wwins /vlbi/uf001/uvm//J1837-1532_X_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J1837-1532_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0326324 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.72271e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.61804 0.61804 1.23608 2.47216 4.94432 9.88864 19.7773 39.5545 79.1091 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 485.405 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J1837-1532_X_a_dfm.log closed on Sun Jan 13 22:16:57 2019