! Started logfile: /image_prod/ug002_uva//J2159-2516_X_dfm.log on Thu Mar 5 05:25:52 2020 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 /image_prod/ug002_uva//J2159-2516_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2159-2516_X_uva.fits ! AN table 1: 30 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.986905 visibilities/baseline/integration-bin. ! Found source: J2159-2516 ! ! 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 121 lines of history. ! ! Reading 9948 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 J2159-2516_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. ! ! 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=1.002684Jy sigma=8.179208 ! Fit after self-cal, rms=0.944482Jy sigma=7.692802 ! 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=0.5614 mas, bmaj=1.597 mas, bpa=-6.138 degrees ! Estimated noise=1.48885 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 = 0.0420923 Jy ! Component: 100 - total flux cleaned = 0.0571826 Jy ! Total flux subtracted in 100 components = 0.0571826 Jy ! Clean residual min=-0.004494 max=0.007064 Jy/beam ! Clean residual mean=0.000014 rms=0.001215 Jy/beam ! Combined flux in latest and established models = 0.0571826 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0571826 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=0.066985Jy sigma=0.493623 ! Fit after self-cal, rms=0.066162Jy sigma=0.487547 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00960057 Jy ! Component: 100 - total flux cleaned = 0.0147472 Jy ! Total flux subtracted in 100 components = 0.0147472 Jy ! Clean residual min=-0.003317 max=0.003682 Jy/beam ! Clean residual mean=0.000009 rms=0.000857 Jy/beam ! Combined flux in latest and established models = 0.0719298 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 0.0719298 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=0.064736Jy sigma=0.469738 ! Fit after self-cal, rms=0.064714Jy sigma=0.469367 ! 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=0.7209 mas, bmaj=1.858 mas, bpa=-6.301 degrees ! Estimated noise=0.896635 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 = 0.00440947 Jy ! Component: 100 - total flux cleaned = 0.00672357 Jy ! Component: 150 - total flux cleaned = 0.00803038 Jy ! Component: 200 - total flux cleaned = 0.00874044 Jy ! Total flux subtracted in 200 components = 0.00874044 Jy ! Clean residual min=-0.002895 max=0.003886 Jy/beam ! Clean residual mean=0.000012 rms=0.000768 Jy/beam ! Combined flux in latest and established models = 0.0806702 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.0806702 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=0.064543Jy sigma=0.465782 ! Fit after self-cal, rms=0.064547Jy sigma=0.465704 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7209 x 1.858 at -6.301 degrees (North through East) ! Clean map min=-0.0027382 max=0.0584 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 HN 1.10 KP 0.97 ! MK 1.03 NL 1.11 OV 0.86 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 1.11 KP 0.98 ! MK 1.03 NL 1.24 OV 1.00 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.16 KP 0.97 ! MK 0.99 NL 1.13 OV 0.91 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.92 HN 1.04 KP 0.92 ! MK 1.02 NL 1.12 OV 0.94 SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 1.39 KP 0.88 ! MK 1.06 NL 1.20 OV 0.88 SC 0.87 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.23 KP 0.97 ! MK 0.89 NL 1.12 OV 0.91 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.12 KP 0.97 ! MK 0.96 NL 1.12 OV 0.90 SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.17 KP 0.99 ! MK 1.01 NL 1.21 OV 0.89 SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 1.28 KP 0.98 ! MK 1.02 NL 1.22 OV 0.85 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.99 KP 0.93 ! MK 1.06 NL 1.06 OV 0.94 SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.91 HN 1.22 KP 0.96 ! MK 0.97 NL 1.29 OV 0.90 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.25 KP 0.90 ! MK 0.92 NL 1.25 OV 0.81 SC 0.99 ! ! ! Fit before self-cal, rms=0.064547Jy sigma=0.465704 ! Fit after self-cal, rms=0.068365Jy sigma=0.460223 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7259 mas, bmaj=1.857 mas, bpa=-5.813 degrees ! Estimated noise=0.897247 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 = 8.44662e-05 Jy ! Component: 100 - total flux cleaned = 8.19117e-05 Jy ! Component: 150 - total flux cleaned = 7.99549e-05 Jy ! Component: 200 - total flux cleaned = 6.17385e-05 Jy ! Total flux subtracted in 200 components = 6.17385e-05 Jy ! Clean residual min=-0.001863 max=0.001856 Jy/beam ! Clean residual mean=0.000002 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.080732 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.080732 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=0.068353Jy sigma=0.460026 ! Fit after self-cal, rms=0.068621Jy sigma=0.459664 ! 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=0.068621Jy sigma=0.459664 ! Fit after self-cal, rms=0.070829Jy sigma=0.458041 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7274 mas, bmaj=1.869 mas, bpa=-5.718 degrees ! Estimated noise=0.903139 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117116 Jy ! Component: 100 - total flux cleaned = 0.00011733 Jy ! Component: 150 - total flux cleaned = 0.000103504 Jy ! Component: 200 - total flux cleaned = 0.000102851 Jy ! Total flux subtracted in 200 components = 0.000102851 Jy ! Clean residual min=-0.001713 max=0.001736 Jy/beam ! Clean residual mean=0.000002 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0808348 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.0808348 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=0.070824Jy sigma=0.457987 ! Fit after self-cal, rms=0.070870Jy sigma=0.457926 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 (-1, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110902 Jy ! Component: 100 - total flux cleaned = 0.00127135 Jy ! Component: 150 - total flux cleaned = 0.00140378 Jy ! Component: 200 - total flux cleaned = 0.00148811 Jy ! Total flux subtracted in 200 components = 0.00148811 Jy ! Clean residual min=-0.001587 max=0.001510 Jy/beam ! Clean residual mean=0.000003 rms=0.000385 Jy/beam ! Combined flux in latest and established models = 0.0823229 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 51 components and 0.0823229 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=0.070821Jy sigma=0.457495 ! Fit after self-cal, rms=0.070808Jy sigma=0.457433 ! 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=0.070808Jy sigma=0.457433 ! Fit after self-cal, rms=0.071460Jy sigma=0.457288 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7277 mas, bmaj=1.869 mas, bpa=-5.695 degrees ! Estimated noise=0.900475 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000445204 Jy ! Component: 100 - total flux cleaned = 0.000529002 Jy ! Component: 150 - total flux cleaned = 0.000554311 Jy ! Component: 200 - total flux cleaned = 0.000554017 Jy ! Total flux subtracted in 200 components = 0.000554017 Jy ! Clean residual min=-0.001564 max=0.001427 Jy/beam ! Clean residual mean=0.000003 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.082877 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.0828769 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=0.071438Jy sigma=0.457124 ! Fit after self-cal, rms=0.071439Jy sigma=0.457095 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 = 8.49436e-05 Jy ! Component: 100 - total flux cleaned = 0.000108184 Jy ! Component: 150 - total flux cleaned = 0.000108869 Jy ! Component: 200 - total flux cleaned = 9.03919e-05 Jy ! Total flux subtracted in 200 components = 9.03919e-05 Jy ! Clean residual min=-0.001541 max=0.001393 Jy/beam ! Clean residual mean=0.000003 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0829673 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 0.0829673 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=0.071424Jy sigma=0.457012 ! Fit after self-cal, rms=0.071419Jy sigma=0.457002 ! 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=0.071419Jy sigma=0.457002 ! Fit after self-cal, rms=0.071261Jy sigma=0.456991 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.93 mas, bmaj=4.037 mas, bpa=-0.6549 degrees ! Estimated noise=1.19867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231028 Jy ! Component: 100 - total flux cleaned = 0.000249673 Jy ! Component: 150 - total flux cleaned = 0.000257716 Jy ! Component: 200 - total flux cleaned = 0.000264996 Jy ! Total flux subtracted in 200 components = 0.000264996 Jy ! Clean residual min=-0.001880 max=0.001366 Jy/beam ! Clean residual mean=0.000007 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.0832323 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 0.0832323 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=0.071258Jy sigma=0.456975 ! Fit after self-cal, rms=0.071257Jy sigma=0.456970 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 = 5.95515e-05 Jy ! Component: 100 - total flux cleaned = 7.47296e-05 Jy ! Component: 150 - total flux cleaned = 8.13339e-05 Jy ! Component: 200 - total flux cleaned = 9.31943e-05 Jy ! Total flux subtracted in 200 components = 9.31943e-05 Jy ! Clean residual min=-0.001887 max=0.001359 Jy/beam ! Clean residual mean=0.000007 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0833255 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 78 components and 0.0833255 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=0.071255Jy sigma=0.456976 ! Fit after self-cal, rms=0.071256Jy sigma=0.456974 ! 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=0.7275 mas, bmaj=1.866 mas, bpa=-5.761 degrees ! Estimated noise=0.898196 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7275 x 1.866 at -5.761 degrees (North through East) ! Clean map min=-0.0014895 max=0.05862 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=0.5671 mas, bmaj=1.604 mas, bpa=-5.174 degrees ! Estimated noise=1.5062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0434844 Jy ! Component: 100 - total flux cleaned = 0.0604879 Jy ! Component: 150 - total flux cleaned = 0.0694871 Jy ! Component: 200 - total flux cleaned = 0.0744189 Jy ! Total flux subtracted in 200 components = 0.0744189 Jy ! Clean residual min=-0.003273 max=0.002886 Jy/beam ! Clean residual mean=0.000003 rms=0.000729 Jy/beam ! Combined flux in latest and established models = 0.0744189 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0744189 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7275 mas, bmaj=1.866 mas, bpa=-5.761 degrees ! Estimated noise=0.898196 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 = 0.00331041 Jy ! Component: 100 - total flux cleaned = 0.00484935 Jy ! Component: 150 - total flux cleaned = 0.00575438 Jy ! Component: 200 - total flux cleaned = 0.00645438 Jy ! Total flux subtracted in 200 components = 0.00645438 Jy ! Clean residual min=-0.001750 max=0.001569 Jy/beam ! Clean residual mean=0.000003 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.0808733 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0808733 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=1.93 mas, bmaj=4.037 mas, bpa=-0.6549 degrees ! Estimated noise=1.19867 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132767 Jy ! Component: 100 - total flux cleaned = 0.00192435 Jy ! Component: 150 - total flux cleaned = 0.00206195 Jy ! Component: 200 - total flux cleaned = 0.0021455 Jy ! Total flux subtracted in 200 components = 0.0021455 Jy ! Clean residual min=-0.001984 max=0.001439 Jy/beam ! Clean residual mean=0.000007 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.0830188 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 = 7.24813e-05 Jy ! Component: 100 - total flux cleaned = 0.000147352 Jy ! Component: 150 - total flux cleaned = 0.00020251 Jy ! Component: 200 - total flux cleaned = 0.000241752 Jy ! Total flux subtracted in 200 components = 0.000241752 Jy ! Clean residual min=-0.001919 max=0.001400 Jy/beam ! Clean residual mean=0.000007 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0832605 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 52 components and 0.0832605 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7275 mas, bmaj=1.866 mas, bpa=-5.761 degrees ! Estimated noise=0.898196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000269029 Jy ! Component: 100 - total flux cleaned = -0.000297416 Jy ! Component: 150 - total flux cleaned = -0.000351682 Jy ! Component: 200 - total flux cleaned = -0.000351449 Jy ! Total flux subtracted in 200 components = -0.000351449 Jy ! Clean residual min=-0.001535 max=0.001441 Jy/beam ! Clean residual mean=0.000003 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0829091 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.0829091 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=0.071282Jy sigma=0.457083 ! Fit after self-cal, rms=0.071277Jy sigma=0.457055 wmodel J2159-2516_X_map.mod ! Writing 63 model components to file: J2159-2516_X_map.mod wobs J2159-2516_X_uvs.fits ! Writing UV FITS file: J2159-2516_X_uvs.fits wwins J2159-2516_X_map.win ! wwins: Wrote 2 windows to J2159-2516_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 = -0.000403489 Jy ! Component: 100 - total flux cleaned = -0.000615282 Jy ! Component: 150 - total flux cleaned = -0.000791149 Jy ! Component: 200 - total flux cleaned = -0.000935529 Jy ! Component: 250 - total flux cleaned = -0.000983404 Jy ! Component: 300 - total flux cleaned = -0.00105187 Jy ! Component: 350 - total flux cleaned = -0.0011186 Jy ! Component: 400 - total flux cleaned = -0.00116186 Jy ! Component: 450 - total flux cleaned = -0.00116157 Jy ! Component: 500 - total flux cleaned = -0.00118216 Jy ! Component: 550 - total flux cleaned = -0.00112113 Jy ! Component: 600 - total flux cleaned = -0.00116077 Jy ! Component: 650 - total flux cleaned = -0.00116082 Jy ! Component: 700 - total flux cleaned = -0.00110327 Jy ! Component: 750 - total flux cleaned = -0.00114139 Jy ! Component: 800 - total flux cleaned = -0.00115978 Jy ! Component: 850 - total flux cleaned = -0.00114135 Jy ! Component: 900 - total flux cleaned = -0.00114141 Jy ! Component: 950 - total flux cleaned = -0.00112394 Jy ! Component: 1000 - total flux cleaned = -0.00114154 Jy ! Component: 1050 - total flux cleaned = -0.00110703 Jy ! Component: 1100 - total flux cleaned = -0.00107262 Jy ! Component: 1150 - total flux cleaned = -0.00114008 Jy ! Component: 1200 - total flux cleaned = -0.00113982 Jy ! Component: 1250 - total flux cleaned = -0.00117246 Jy ! Component: 1300 - total flux cleaned = -0.00117256 Jy ! Component: 1350 - total flux cleaned = -0.00114053 Jy ! Component: 1400 - total flux cleaned = -0.00114063 Jy ! Component: 1450 - total flux cleaned = -0.00120326 Jy ! Component: 1500 - total flux cleaned = -0.00120323 Jy ! Component: 1550 - total flux cleaned = -0.0012188 Jy ! Component: 1600 - total flux cleaned = -0.00129434 Jy ! Component: 1650 - total flux cleaned = -0.00135435 Jy ! Component: 1700 - total flux cleaned = -0.0013542 Jy ! Component: 1750 - total flux cleaned = -0.00144191 Jy ! Component: 1800 - total flux cleaned = -0.00141302 Jy ! Component: 1850 - total flux cleaned = -0.00149929 Jy ! Component: 1900 - total flux cleaned = -0.00152742 Jy ! Component: 1950 - total flux cleaned = -0.00156962 Jy ! Component: 2000 - total flux cleaned = -0.00159755 Jy ! Component: 2050 - total flux cleaned = -0.00162519 Jy ! Component: 2100 - total flux cleaned = -0.00169364 Jy ! Component: 2150 - total flux cleaned = -0.00173447 Jy ! Component: 2200 - total flux cleaned = -0.00176146 Jy ! Component: 2250 - total flux cleaned = -0.00181438 Jy ! Component: 2300 - total flux cleaned = -0.00182768 Jy ! Component: 2350 - total flux cleaned = -0.00184079 Jy ! Component: 2400 - total flux cleaned = -0.00189264 Jy ! Component: 2450 - total flux cleaned = -0.00185432 Jy ! Component: 2500 - total flux cleaned = -0.00191814 Jy ! Component: 2550 - total flux cleaned = -0.00189292 Jy ! Component: 2600 - total flux cleaned = -0.00193061 Jy ! Component: 2650 - total flux cleaned = -0.00193059 Jy ! Component: 2700 - total flux cleaned = -0.00193062 Jy ! Component: 2750 - total flux cleaned = -0.00193065 Jy ! Component: 2800 - total flux cleaned = -0.00191856 Jy ! Component: 2850 - total flux cleaned = -0.00193058 Jy ! Component: 2900 - total flux cleaned = -0.00195441 Jy ! Component: 2950 - total flux cleaned = -0.00194252 Jy ! Component: 3000 - total flux cleaned = -0.00193061 Jy ! Component: 3050 - total flux cleaned = -0.00191885 Jy ! Component: 3100 - total flux cleaned = -0.00190717 Jy ! Component: 3150 - total flux cleaned = -0.00190727 Jy ! Component: 3200 - total flux cleaned = -0.00194136 Jy ! Component: 3250 - total flux cleaned = -0.00194133 Jy ! Component: 3300 - total flux cleaned = -0.00190764 Jy ! Component: 3350 - total flux cleaned = -0.00190761 Jy ! Component: 3400 - total flux cleaned = -0.00191873 Jy ! Component: 3450 - total flux cleaned = -0.0018857 Jy ! Component: 3500 - total flux cleaned = -0.00187469 Jy ! Component: 3550 - total flux cleaned = -0.00186371 Jy ! Component: 3600 - total flux cleaned = -0.00188522 Jy ! Component: 3650 - total flux cleaned = -0.00184237 Jy ! Component: 3700 - total flux cleaned = -0.00185305 Jy ! Component: 3750 - total flux cleaned = -0.00183185 Jy ! Component: 3800 - total flux cleaned = -0.0018633 Jy ! Component: 3850 - total flux cleaned = -0.00179025 Jy ! Component: 3900 - total flux cleaned = -0.00179028 Jy ! Component: 3950 - total flux cleaned = -0.00179035 Jy ! Component: 4000 - total flux cleaned = -0.00174944 Jy ! Component: 4050 - total flux cleaned = -0.00175962 Jy ! Total flux subtracted in 4096 components = -0.00172932 Jy ! Clean residual min=-0.000592 max=0.000568 Jy/beam ! Clean residual mean=-0.000000 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.0811797 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 337 components and 0.0811797 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2159-2516_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7275 x 1.866 at -5.761 degrees (North through East) ! Clean map min=-0.0013654 max=0.058663 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2159-2516_X_map.fits wmodel /image_prod/ug002_uva//J2159-2516_X_map.mod ! Writing 337 model components to file: /image_prod/ug002_uva//J2159-2516_X_map.mod wobs /image_prod/ug002_uva//J2159-2516_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2159-2516_X_uvs.fits wwins /image_prod/ug002_uva//J2159-2516_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2159-2516_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0586626 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000165518 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.846459 0.846459 1.69292 3.38584 6.77167 13.5433 27.0867 54.1734 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 354.417 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2159-2516_X_dfm.log closed on Thu Mar 5 05:25:56 2020