! Started logfile: /vlbi/uf001/uva//J0756+5151_X_dfm.log on Sun Jan 13 23:42:39 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//J0756+5151_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0756+5151_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.859259 visibilities/baseline/integration-bin. ! Found source: J0756+5151 ! ! 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 33408 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 J0756+5151_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.010565Jy sigma=22.942392 ! Fit after self-cal, rms=0.899383Jy sigma=20.380258 ! 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=0.7685 mas, bmaj=1.325 mas, bpa=19.35 degrees ! Estimated noise=0.411911 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 = 0.0770605 Jy ! Component: 100 - total flux cleaned = 0.0955256 Jy ! Total flux subtracted in 100 components = 0.0955256 Jy ! Clean residual min=-0.004711 max=0.007306 Jy/beam ! Clean residual mean=0.000016 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.0955256 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0955256 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=0.062258Jy sigma=1.325042 ! Fit after self-cal, rms=0.062227Jy sigma=1.324368 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00698783 Jy ! Component: 100 - total flux cleaned = 0.00989392 Jy ! Total flux subtracted in 100 components = 0.00989392 Jy ! Clean residual min=-0.004343 max=0.006690 Jy/beam ! Clean residual mean=0.000009 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.10542 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 9 components and 0.10542 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=0.061260Jy sigma=1.296814 ! Fit after self-cal, rms=0.061263Jy sigma=1.296666 ! Inverting map ! Added new window around map position (1.6, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00564732 Jy ! Component: 100 - total flux cleaned = 0.00823099 Jy ! Total flux subtracted in 100 components = 0.00823099 Jy ! Clean residual min=-0.003735 max=0.003612 Jy/beam ! Clean residual mean=0.000004 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.113651 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.113651 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=0.060758Jy sigma=1.281984 ! Fit after self-cal, rms=0.060668Jy sigma=1.279677 ! 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=1.017 mas, bmaj=1.581 mas, bpa=18.34 degrees ! Estimated noise=0.173534 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 = 0.00321656 Jy ! Component: 100 - total flux cleaned = 0.00510743 Jy ! Component: 150 - total flux cleaned = 0.0064084 Jy ! Component: 200 - total flux cleaned = 0.00736373 Jy ! Total flux subtracted in 200 components = 0.00736373 Jy ! Clean residual min=-0.003339 max=0.003175 Jy/beam ! Clean residual mean=-0.000002 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.121014 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 33 components and 0.121014 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=0.060531Jy sigma=1.274099 ! Fit after self-cal, rms=0.060510Jy sigma=1.273547 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.017 x 1.581 at 18.34 degrees (North through East) ! Clean map min=-0.0032418 max=0.10059 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.96 KP 1.08 ! LA 0.83 MK 1.09 NL 1.09 OV 0.96 ! PT 1.04 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 0.94 KP 1.04 ! LA 0.80 MK 1.06 NL 1.16 OV 0.93 ! PT 1.02 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 0.94 KP 1.05 ! LA 0.83 MK 1.04 NL 1.15 OV 0.95 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 0.99 KP 1.05 ! LA 0.82 MK 0.99 NL 1.13 OV 0.93 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.07 HN 0.98 KP 1.02 ! LA 0.83 MK 1.05 NL 1.12 OV 0.95 ! PT 1.07 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.07 HN 0.98 KP 1.08 ! LA 0.80 MK 1.02 NL 1.13 OV 0.92 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.06 HN 0.98 KP 1.08 ! LA 0.80 MK 1.03 NL 1.13 OV 0.93 ! PT 1.05 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.96 KP 1.05 ! LA 0.81 MK 1.06 NL 1.13 OV 0.98 ! PT 1.06 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.98 KP 1.06 ! LA 0.81 MK 1.11 NL 1.15 OV 0.97 ! PT 1.02 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.94 KP 1.02 ! LA 0.84 MK 1.03 NL 1.11 OV 0.98 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.97 KP 1.04 ! LA 0.82 MK 1.03 NL 1.12 OV 0.94 ! PT 1.02 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.97 KP 1.03 ! LA 0.81 MK 1.00 NL 1.12 OV 0.93 ! PT 1.03 SC 0.94 ! ! ! Fit before self-cal, rms=0.060510Jy sigma=1.273547 ! Fit after self-cal, rms=0.058584Jy sigma=1.233971 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.582 mas, bpa=18.65 degrees ! Estimated noise=0.17296 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 = -0.00162214 Jy ! Component: 100 - total flux cleaned = -0.00194587 Jy ! Component: 150 - total flux cleaned = -0.00226968 Jy ! Component: 200 - total flux cleaned = -0.0025401 Jy ! Total flux subtracted in 200 components = -0.0025401 Jy ! Clean residual min=-0.001757 max=0.001743 Jy/beam ! Clean residual mean=-0.000022 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.118474 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 41 components and 0.118474 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=0.058525Jy sigma=1.232790 ! Fit after self-cal, rms=0.058651Jy sigma=1.231862 ! 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=0.058651Jy sigma=1.231862 ! Fit after self-cal, rms=0.059818Jy sigma=1.219995 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.578 mas, bpa=19.07 degrees ! Estimated noise=0.172992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000652079 Jy ! Component: 100 - total flux cleaned = -0.000701422 Jy ! Component: 150 - total flux cleaned = -0.000774509 Jy ! Component: 200 - total flux cleaned = -0.000805599 Jy ! Total flux subtracted in 200 components = -0.000805599 Jy ! Clean residual min=-0.000952 max=0.001010 Jy/beam ! Clean residual mean=0.000004 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.117669 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.117669 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=0.059801Jy sigma=1.219560 ! Fit after self-cal, rms=0.059839Jy sigma=1.219328 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 (6.6, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594207 Jy ! Component: 100 - total flux cleaned = 0.000556326 Jy ! Component: 150 - total flux cleaned = 0.000588631 Jy ! Component: 200 - total flux cleaned = 0.000617246 Jy ! Total flux subtracted in 200 components = 0.000617246 Jy ! Clean residual min=-0.000950 max=0.000943 Jy/beam ! Clean residual mean=0.000003 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.118286 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.118286 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=0.059825Jy sigma=1.218975 ! Fit after self-cal, rms=0.059824Jy sigma=1.218958 ! 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=0.059824Jy sigma=1.218958 ! Fit after self-cal, rms=0.059767Jy sigma=1.218862 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=1.577 mas, bpa=18.96 degrees ! Estimated noise=0.172817 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000303619 Jy ! Component: 100 - total flux cleaned = -0.00030539 Jy ! Component: 150 - total flux cleaned = -0.000305858 Jy ! Component: 200 - total flux cleaned = -0.000306122 Jy ! Total flux subtracted in 200 components = -0.000306122 Jy ! Clean residual min=-0.000906 max=0.000925 Jy/beam ! Clean residual mean=0.000003 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.11798 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.11798 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=0.059761Jy sigma=1.218695 ! Fit after self-cal, rms=0.059762Jy sigma=1.218685 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 (-15.4, -10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290217 Jy ! Component: 100 - total flux cleaned = 0.000179931 Jy ! Component: 150 - total flux cleaned = 0.000212467 Jy ! Component: 200 - total flux cleaned = 0.000283767 Jy ! Total flux subtracted in 200 components = 0.000283767 Jy ! Clean residual min=-0.000915 max=0.000874 Jy/beam ! Clean residual mean=0.000003 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.118263 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.118263 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=0.059746Jy sigma=1.218336 ! Fit after self-cal, rms=0.059744Jy sigma=1.218315 ! 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=0.059744Jy sigma=1.218315 ! Fit after self-cal, rms=0.059722Jy sigma=1.218276 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=2.417 mas, bpa=36.85 degrees ! Estimated noise=0.213149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.16987e-05 Jy ! Component: 100 - total flux cleaned = 0.000119712 Jy ! Component: 150 - total flux cleaned = 0.000187639 Jy ! Component: 200 - total flux cleaned = 0.00023866 Jy ! Total flux subtracted in 200 components = 0.00023866 Jy ! Clean residual min=-0.000893 max=0.000896 Jy/beam ! Clean residual mean=0.000006 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.118502 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 88 components and 0.118502 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=0.059721Jy sigma=1.218271 ! Fit after self-cal, rms=0.059723Jy sigma=1.218270 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 = -6.26471e-06 Jy ! Component: 100 - total flux cleaned = 6.67104e-06 Jy ! Component: 150 - total flux cleaned = 1.26855e-05 Jy ! Component: 200 - total flux cleaned = 1.24818e-05 Jy ! Total flux subtracted in 200 components = 1.24818e-05 Jy ! Clean residual min=-0.000897 max=0.000884 Jy/beam ! Clean residual mean=0.000006 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.118515 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 94 components and 0.118515 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=0.059723Jy sigma=1.218278 ! Fit after self-cal, rms=0.059723Jy sigma=1.218273 ! 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=1.009 mas, bmaj=1.577 mas, bpa=18.93 degrees ! Estimated noise=0.17272 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.009 x 1.577 at 18.93 degrees (North through East) ! Clean map min=-0.00081302 max=0.10067 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=0.7592 mas, bmaj=1.317 mas, bpa=19.92 degrees ! Estimated noise=0.408419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.076224 Jy ! Component: 100 - total flux cleaned = 0.0952455 Jy ! Component: 150 - total flux cleaned = 0.104022 Jy ! Component: 200 - total flux cleaned = 0.108862 Jy ! Total flux subtracted in 200 components = 0.108862 Jy ! Clean residual min=-0.002084 max=0.002352 Jy/beam ! Clean residual mean=0.000006 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.108862 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.108862 Jy ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=1.577 mas, bpa=18.93 degrees ! Estimated noise=0.17272 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 = 0.00368273 Jy ! Component: 100 - total flux cleaned = 0.00553858 Jy ! Component: 150 - total flux cleaned = 0.00674511 Jy ! Component: 200 - total flux cleaned = 0.00736537 Jy ! Total flux subtracted in 200 components = 0.00736537 Jy ! Clean residual min=-0.001013 max=0.001002 Jy/beam ! Clean residual mean=0.000005 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.116228 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 28 components and 0.116228 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=2.25 mas, bmaj=2.417 mas, bpa=36.85 degrees ! Estimated noise=0.213149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0010547 Jy ! Component: 100 - total flux cleaned = 0.00128072 Jy ! Component: 150 - total flux cleaned = 0.00140573 Jy ! Component: 200 - total flux cleaned = 0.00157685 Jy ! Total flux subtracted in 200 components = 0.00157685 Jy ! Clean residual min=-0.000952 max=0.000889 Jy/beam ! Clean residual mean=0.000007 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.117805 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 = 0.000149328 Jy ! Component: 100 - total flux cleaned = 0.000291765 Jy ! Component: 150 - total flux cleaned = 0.00040632 Jy ! Component: 200 - total flux cleaned = 0.000507575 Jy ! Total flux subtracted in 200 components = 0.000507575 Jy ! Clean residual min=-0.000932 max=0.000875 Jy/beam ! Clean residual mean=0.000007 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.118312 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 65 components and 0.118312 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.009 mas, bmaj=1.577 mas, bpa=18.93 degrees ! Estimated noise=0.17272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.8212e-05 Jy ! Component: 100 - total flux cleaned = -0.000119431 Jy ! Component: 150 - total flux cleaned = -0.000152685 Jy ! Component: 200 - total flux cleaned = -0.000199952 Jy ! Total flux subtracted in 200 components = -0.000199952 Jy ! Clean residual min=-0.000880 max=0.000879 Jy/beam ! Clean residual mean=0.000003 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.118112 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 80 components and 0.118112 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=0.059728Jy sigma=1.218407 ! Fit after self-cal, rms=0.059726Jy sigma=1.218366 wmodel J0756+5151_X_map.mod ! Writing 80 model components to file: J0756+5151_X_map.mod wobs J0756+5151_X_uvs.fits ! Writing UV FITS file: J0756+5151_X_uvs.fits wwins J0756+5151_X_map.win ! wwins: Wrote 4 windows to J0756+5151_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 6.64195e-05 Jy ! Component: 100 - total flux cleaned = 6.68842e-05 Jy ! Component: 150 - total flux cleaned = 8.32952e-06 Jy ! Component: 200 - total flux cleaned = -4.81419e-05 Jy ! Component: 250 - total flux cleaned = -7.55656e-05 Jy ! Component: 300 - total flux cleaned = -0.000141666 Jy ! Component: 350 - total flux cleaned = -0.000154278 Jy ! Component: 400 - total flux cleaned = -0.000167095 Jy ! Component: 450 - total flux cleaned = -0.000204274 Jy ! Component: 500 - total flux cleaned = -0.000216759 Jy ! Component: 550 - total flux cleaned = -0.000264975 Jy ! Component: 600 - total flux cleaned = -0.000300699 Jy ! Component: 650 - total flux cleaned = -0.0003708 Jy ! Component: 700 - total flux cleaned = -0.000393578 Jy ! Component: 750 - total flux cleaned = -0.00041628 Jy ! Component: 800 - total flux cleaned = -0.00046135 Jy ! Component: 850 - total flux cleaned = -0.000494625 Jy ! Component: 900 - total flux cleaned = -0.000505787 Jy ! Component: 950 - total flux cleaned = -0.00054903 Jy ! Component: 1000 - total flux cleaned = -0.000570243 Jy ! Component: 1050 - total flux cleaned = -0.000538436 Jy ! Component: 1100 - total flux cleaned = -0.000569855 Jy ! Component: 1150 - total flux cleaned = -0.000569801 Jy ! Component: 1200 - total flux cleaned = -0.000559514 Jy ! Component: 1250 - total flux cleaned = -0.000590036 Jy ! Component: 1300 - total flux cleaned = -0.000610208 Jy ! Component: 1350 - total flux cleaned = -0.000620296 Jy ! Component: 1400 - total flux cleaned = -0.000669595 Jy ! Component: 1450 - total flux cleaned = -0.000698769 Jy ! Component: 1500 - total flux cleaned = -0.000737454 Jy ! Component: 1550 - total flux cleaned = -0.000670341 Jy ! Component: 1600 - total flux cleaned = -0.000746488 Jy ! Component: 1650 - total flux cleaned = -0.000737167 Jy ! Component: 1700 - total flux cleaned = -0.000755817 Jy ! Component: 1750 - total flux cleaned = -0.000764897 Jy ! Component: 1800 - total flux cleaned = -0.00073722 Jy ! Component: 1850 - total flux cleaned = -0.000737305 Jy ! Component: 1900 - total flux cleaned = -0.000737269 Jy ! Component: 1950 - total flux cleaned = -0.000755304 Jy ! Component: 2000 - total flux cleaned = -0.000764218 Jy ! Component: 2050 - total flux cleaned = -0.0007466 Jy ! Component: 2100 - total flux cleaned = -0.000799238 Jy ! Component: 2150 - total flux cleaned = -0.000790574 Jy ! Component: 2200 - total flux cleaned = -0.000773299 Jy ! Component: 2250 - total flux cleaned = -0.000790347 Jy ! Component: 2300 - total flux cleaned = -0.000790398 Jy ! Component: 2350 - total flux cleaned = -0.000773496 Jy ! Component: 2400 - total flux cleaned = -0.000790253 Jy ! Component: 2450 - total flux cleaned = -0.000790189 Jy ! Component: 2500 - total flux cleaned = -0.000757114 Jy ! Component: 2550 - total flux cleaned = -0.000773609 Jy ! Component: 2600 - total flux cleaned = -0.000781784 Jy ! Component: 2650 - total flux cleaned = -0.000773557 Jy ! Component: 2700 - total flux cleaned = -0.000781787 Jy ! Component: 2750 - total flux cleaned = -0.000765722 Jy ! Component: 2800 - total flux cleaned = -0.000757757 Jy ! Component: 2850 - total flux cleaned = -0.000757791 Jy ! Component: 2900 - total flux cleaned = -0.00074985 Jy ! Component: 2950 - total flux cleaned = -0.000757738 Jy ! Component: 3000 - total flux cleaned = -0.000789018 Jy ! Component: 3050 - total flux cleaned = -0.000796729 Jy ! Component: 3100 - total flux cleaned = -0.000788985 Jy ! Component: 3150 - total flux cleaned = -0.000827365 Jy ! Component: 3200 - total flux cleaned = -0.000796793 Jy ! Component: 3250 - total flux cleaned = -0.000827167 Jy ! Component: 3300 - total flux cleaned = -0.000796901 Jy ! Component: 3350 - total flux cleaned = -0.000781882 Jy ! Component: 3400 - total flux cleaned = -0.000781862 Jy ! Component: 3450 - total flux cleaned = -0.000811605 Jy ! Component: 3500 - total flux cleaned = -0.000804106 Jy ! Component: 3550 - total flux cleaned = -0.000789336 Jy ! Component: 3600 - total flux cleaned = -0.000767349 Jy ! Component: 3650 - total flux cleaned = -0.000745558 Jy ! Component: 3700 - total flux cleaned = -0.000738315 Jy ! Component: 3750 - total flux cleaned = -0.00073117 Jy ! Component: 3800 - total flux cleaned = -0.000716809 Jy ! Component: 3850 - total flux cleaned = -0.000709667 Jy ! Component: 3900 - total flux cleaned = -0.000745213 Jy ! Component: 3950 - total flux cleaned = -0.000702753 Jy ! Component: 4000 - total flux cleaned = -0.000695742 Jy ! Component: 4050 - total flux cleaned = -0.000709763 Jy ! Total flux subtracted in 4096 components = -0.000702825 Jy ! Clean residual min=-0.000435 max=0.000431 Jy/beam ! Clean residual mean=0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.117409 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 402 components and 0.117409 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0756+5151_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.009 x 1.577 at 18.93 degrees (North through East) ! Clean map min=-0.00065937 max=0.10052 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0756+5151_X_map.fits wmodel /vlbi/uf001/uva//J0756+5151_X_map.mod ! Writing 402 model components to file: /vlbi/uf001/uva//J0756+5151_X_map.mod wobs /vlbi/uf001/uva//J0756+5151_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0756+5151_X_uvs.fits wwins /vlbi/uf001/uva//J0756+5151_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0756+5151_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.100521 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000119419 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.356401 0.356401 0.712802 1.4256 2.85121 5.70241 11.4048 22.8097 45.6193 91.2386 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.1 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 841.748 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0756+5151_X_dfm.log closed on Sun Jan 13 23:42:44 2019