! Started logfile: /image_prod/ug002_uva//J1936+2051_X_dfm.log on Thu Mar 5 04:17:12 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//J1936+2051_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1936+2051_X_uva.fits ! AN table 1: 154 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.996392 visibilities/baseline/integration-bin. ! Found source: J1936+2051 ! ! 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 82860 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 J1936+2051_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=1.002841Jy sigma=9.367449 ! Fit after self-cal, rms=0.930141Jy sigma=8.682425 ! 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=0.7167 mas, bmaj=1.478 mas, bpa=-5.572 degrees ! Estimated noise=0.715766 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 = 0.0532113 Jy ! Component: 100 - total flux cleaned = 0.0672382 Jy ! Total flux subtracted in 100 components = 0.0672382 Jy ! Clean residual min=-0.002765 max=0.006111 Jy/beam ! Clean residual mean=0.000001 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.0672381 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0672381 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=0.056998Jy sigma=0.489667 ! Fit after self-cal, rms=0.056675Jy sigma=0.486716 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00695895 Jy ! Component: 100 - total flux cleaned = 0.0106073 Jy ! Total flux subtracted in 100 components = 0.0106073 Jy ! Clean residual min=-0.002693 max=0.002732 Jy/beam ! Clean residual mean=-0.000000 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.0778454 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 8 components and 0.0778454 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=0.055857Jy sigma=0.478154 ! Fit after self-cal, rms=0.055863Jy sigma=0.478086 ! 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=0.9307 mas, bmaj=1.854 mas, bpa=-3.899 degrees ! Estimated noise=0.268105 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 (-2.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00194746 Jy ! Component: 100 - total flux cleaned = 0.00231808 Jy ! Component: 150 - total flux cleaned = 0.00237784 Jy ! Component: 200 - total flux cleaned = 0.00232352 Jy ! Total flux subtracted in 200 components = 0.00232352 Jy ! Clean residual min=-0.002270 max=0.002753 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0801689 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 24 components and 0.0801689 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=0.055667Jy sigma=0.476423 ! Fit after self-cal, rms=0.055659Jy sigma=0.476292 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9307 x 1.854 at -3.899 degrees (North through East) ! Clean map min=-0.0021127 max=0.071412 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.83 KP 1.05 ! LA 1.08 MK 1.04 NL 1.17 OV 0.91 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.85 KP 1.05 ! LA 1.06 MK 1.05 NL 1.12 OV 0.92 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.86 KP 1.08 ! LA 1.04 MK 1.05 NL 1.15 OV 0.90 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.88 KP 1.07 ! LA 1.03 MK 1.06 NL 1.14 OV 0.92 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.85 KP 1.07 ! LA 1.04 MK 1.05 NL 1.15 OV 0.90 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.85 KP 1.05 ! LA 1.05 MK 1.05 NL 1.14 OV 0.93 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.83 KP 1.09 ! LA 1.03 MK 1.05 NL 1.13 OV 0.92 ! PT 0.91 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.87 KP 1.07 ! LA 1.02 MK 1.03 NL 1.18 OV 0.89 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.86 KP 1.07 ! LA 1.05 MK 1.02 NL 1.18 OV 0.90 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.87 KP 1.05 ! LA 1.03 MK 1.03 NL 1.12 OV 0.95 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.84 KP 1.08 ! LA 1.03 MK 1.02 NL 1.14 OV 0.91 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.84 KP 1.06 ! LA 1.02 MK 1.05 NL 1.14 OV 0.92 ! PT 0.91 SC 1.01 ! ! ! Fit before self-cal, rms=0.055659Jy sigma=0.476292 ! Fit after self-cal, rms=0.053919Jy sigma=0.469895 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9328 mas, bmaj=1.853 mas, bpa=-3.99 degrees ! Estimated noise=0.265046 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 = 0.000167539 Jy ! Component: 100 - total flux cleaned = 8.05084e-05 Jy ! Component: 150 - total flux cleaned = 3.29923e-05 Jy ! Component: 200 - total flux cleaned = 3.33802e-05 Jy ! Total flux subtracted in 200 components = 3.33802e-05 Jy ! Clean residual min=-0.000806 max=0.001108 Jy/beam ! Clean residual mean=-0.000002 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0802023 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 46 components and 0.0802023 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=0.053888Jy sigma=0.469651 ! Fit after self-cal, rms=0.053921Jy sigma=0.469452 ! 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=0.053921Jy sigma=0.469452 ! Fit after self-cal, rms=0.056004Jy sigma=0.467925 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9344 mas, bmaj=1.847 mas, bpa=-4.041 degrees ! Estimated noise=0.265682 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000574114 Jy ! Component: 100 - total flux cleaned = -0.000492416 Jy ! Component: 150 - total flux cleaned = -0.000459522 Jy ! Component: 200 - total flux cleaned = -0.000430805 Jy ! Total flux subtracted in 200 components = -0.000430805 Jy ! Clean residual min=-0.000586 max=0.000530 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0797715 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.0797715 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=0.055986Jy sigma=0.467767 ! Fit after self-cal, rms=0.056023Jy sigma=0.467720 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 = -0.000114056 Jy ! Component: 100 - total flux cleaned = -0.000139831 Jy ! Component: 150 - total flux cleaned = -0.000151821 Jy ! Component: 200 - total flux cleaned = -0.000162756 Jy ! Total flux subtracted in 200 components = -0.000162756 Jy ! Clean residual min=-0.000571 max=0.000507 Jy/beam ! Clean residual mean=-0.000001 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0796088 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 61 components and 0.0796088 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=0.056017Jy sigma=0.467673 ! Fit after self-cal, rms=0.056014Jy sigma=0.467652 ! 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=0.056014Jy sigma=0.467652 ! Fit after self-cal, rms=0.056371Jy sigma=0.467620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9343 mas, bmaj=1.846 mas, bpa=-3.982 degrees ! Estimated noise=0.265911 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000184588 Jy ! Component: 100 - total flux cleaned = -0.000211549 Jy ! Component: 150 - total flux cleaned = -0.000200264 Jy ! Component: 200 - total flux cleaned = -0.000190527 Jy ! Total flux subtracted in 200 components = -0.000190527 Jy ! Clean residual min=-0.000511 max=0.000483 Jy/beam ! Clean residual mean=-0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0794182 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 66 components and 0.0794182 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=0.056365Jy sigma=0.467574 ! Fit after self-cal, rms=0.056370Jy sigma=0.467570 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 = -8.36553e-05 Jy ! Component: 100 - total flux cleaned = -0.000110768 Jy ! Component: 150 - total flux cleaned = -0.000110788 Jy ! Component: 200 - total flux cleaned = -0.000118666 Jy ! Total flux subtracted in 200 components = -0.000118666 Jy ! Clean residual min=-0.000507 max=0.000469 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0792996 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 72 components and 0.0792996 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=0.056367Jy sigma=0.467545 ! Fit after self-cal, rms=0.056366Jy sigma=0.467546 ! 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=0.056366Jy sigma=0.467546 ! Fit after self-cal, rms=0.056511Jy sigma=0.467535 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.153 mas, bmaj=2.802 mas, bpa=-5.112 degrees ! Estimated noise=0.330031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.91585e-05 Jy ! Component: 100 - total flux cleaned = -2.81161e-05 Jy ! Component: 150 - total flux cleaned = -1.43486e-05 Jy ! Component: 200 - total flux cleaned = -1.03835e-05 Jy ! Total flux subtracted in 200 components = -1.03835e-05 Jy ! Clean residual min=-0.000528 max=0.000469 Jy/beam ! Clean residual mean=-0.000002 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0792892 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 89 components and 0.0792892 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=0.056510Jy sigma=0.467529 ! Fit after self-cal, rms=0.056512Jy sigma=0.467527 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.19671e-05 Jy ! Component: 100 - total flux cleaned = -1.47659e-05 Jy ! Component: 150 - total flux cleaned = -1.13601e-05 Jy ! Component: 200 - total flux cleaned = -5.03374e-06 Jy ! Total flux subtracted in 200 components = -5.03374e-06 Jy ! Clean residual min=-0.000524 max=0.000465 Jy/beam ! Clean residual mean=-0.000002 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0792842 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 0.0792842 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=0.056512Jy sigma=0.467525 ! Fit after self-cal, rms=0.056511Jy sigma=0.467524 ! 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=0.9337 mas, bmaj=1.846 mas, bpa=-3.972 degrees ! Estimated noise=0.265986 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9337 x 1.846 at -3.972 degrees (North through East) ! Clean map min=-0.00043999 max=0.070962 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=0.7207 mas, bmaj=1.475 mas, bpa=-5.708 degrees ! Estimated noise=0.708488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0526489 Jy ! Component: 100 - total flux cleaned = 0.0665468 Jy ! Component: 150 - total flux cleaned = 0.0731974 Jy ! Component: 200 - total flux cleaned = 0.0766581 Jy ! Total flux subtracted in 200 components = 0.0766581 Jy ! Clean residual min=-0.001741 max=0.001813 Jy/beam ! Clean residual mean=-0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.0766581 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0766581 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9337 mas, bmaj=1.846 mas, bpa=-3.972 degrees ! Estimated noise=0.265986 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 = 0.00165505 Jy ! Component: 100 - total flux cleaned = 0.00242796 Jy ! Component: 150 - total flux cleaned = 0.00261527 Jy ! Component: 200 - total flux cleaned = 0.00267427 Jy ! Total flux subtracted in 200 components = 0.00267427 Jy ! Clean residual min=-0.000520 max=0.000512 Jy/beam ! Clean residual mean=-0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0793324 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 0.0793324 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=2.153 mas, bmaj=2.802 mas, bpa=-5.112 degrees ! Estimated noise=0.330031 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000217496 Jy ! Component: 100 - total flux cleaned = 0.000192038 Jy ! Component: 150 - total flux cleaned = 0.000177939 Jy ! Component: 200 - total flux cleaned = 0.000152711 Jy ! Total flux subtracted in 200 components = 0.000152711 Jy ! Clean residual min=-0.000543 max=0.000469 Jy/beam ! Clean residual mean=-0.000002 rms=0.000136 Jy/beam ! Combined flux in latest and established models = 0.0794851 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 = -1.11766e-05 Jy ! Component: 100 - total flux cleaned = -1.62698e-05 Jy ! Component: 150 - total flux cleaned = -1.60451e-05 Jy ! Component: 200 - total flux cleaned = -1.59361e-05 Jy ! Total flux subtracted in 200 components = -1.59361e-05 Jy ! Clean residual min=-0.000537 max=0.000465 Jy/beam ! Clean residual mean=-0.000002 rms=0.000135 Jy/beam ! Combined flux in latest and established models = 0.0794691 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 48 components and 0.0794691 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9337 mas, bmaj=1.846 mas, bpa=-3.972 degrees ! Estimated noise=0.265986 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.58649e-05 Jy ! Component: 100 - total flux cleaned = 1.4658e-06 Jy ! Component: 150 - total flux cleaned = -2.5034e-05 Jy ! Component: 200 - total flux cleaned = -2.46927e-05 Jy ! Total flux subtracted in 200 components = -2.46927e-05 Jy ! Clean residual min=-0.000487 max=0.000490 Jy/beam ! Clean residual mean=-0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0794444 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.0794444 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=0.056524Jy sigma=0.467622 ! Fit after self-cal, rms=0.056521Jy sigma=0.467609 wmodel J1936+2051_X_map.mod ! Writing 57 model components to file: J1936+2051_X_map.mod wobs J1936+2051_X_uvs.fits ! Writing UV FITS file: J1936+2051_X_uvs.fits wwins J1936+2051_X_map.win ! wwins: Wrote 2 windows to J1936+2051_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 = 1.77319e-05 Jy ! Component: 100 - total flux cleaned = 3.43614e-07 Jy ! Component: 150 - total flux cleaned = -1.65642e-05 Jy ! Component: 200 - total flux cleaned = -3.27935e-05 Jy ! Component: 250 - total flux cleaned = -4.86582e-05 Jy ! Component: 300 - total flux cleaned = -7.97939e-05 Jy ! Component: 350 - total flux cleaned = -0.000133255 Jy ! Component: 400 - total flux cleaned = -0.000163252 Jy ! Component: 450 - total flux cleaned = -0.000178083 Jy ! Component: 500 - total flux cleaned = -0.000192691 Jy ! Component: 550 - total flux cleaned = -0.00020711 Jy ! Component: 600 - total flux cleaned = -0.000221237 Jy ! Component: 650 - total flux cleaned = -0.000214249 Jy ! Component: 700 - total flux cleaned = -0.000221336 Jy ! Component: 750 - total flux cleaned = -0.000276335 Jy ! Component: 800 - total flux cleaned = -0.000269556 Jy ! Component: 850 - total flux cleaned = -0.000296552 Jy ! Component: 900 - total flux cleaned = -0.000309915 Jy ! Component: 950 - total flux cleaned = -0.000342844 Jy ! Component: 1000 - total flux cleaned = -0.000336248 Jy ! Component: 1050 - total flux cleaned = -0.000349244 Jy ! Component: 1100 - total flux cleaned = -0.00038125 Jy ! Component: 1150 - total flux cleaned = -0.000393988 Jy ! Component: 1200 - total flux cleaned = -0.00042547 Jy ! Component: 1250 - total flux cleaned = -0.000412965 Jy ! Component: 1300 - total flux cleaned = -0.000443952 Jy ! Component: 1350 - total flux cleaned = -0.000437765 Jy ! Component: 1400 - total flux cleaned = -0.000443822 Jy ! Component: 1450 - total flux cleaned = -0.000461977 Jy ! Component: 1500 - total flux cleaned = -0.000468065 Jy ! Component: 1550 - total flux cleaned = -0.000485965 Jy ! Component: 1600 - total flux cleaned = -0.000462136 Jy ! Component: 1650 - total flux cleaned = -0.000450396 Jy ! Component: 1700 - total flux cleaned = -0.00046803 Jy ! Component: 1750 - total flux cleaned = -0.000485557 Jy ! Component: 1800 - total flux cleaned = -0.000485553 Jy ! Component: 1850 - total flux cleaned = -0.000497113 Jy ! Component: 1900 - total flux cleaned = -0.000497077 Jy ! Component: 1950 - total flux cleaned = -0.00050275 Jy ! Component: 2000 - total flux cleaned = -0.000508377 Jy ! Component: 2050 - total flux cleaned = -0.000513936 Jy ! Component: 2100 - total flux cleaned = -0.00051394 Jy ! Component: 2150 - total flux cleaned = -0.000519522 Jy ! Component: 2200 - total flux cleaned = -0.000502954 Jy ! Component: 2250 - total flux cleaned = -0.000519454 Jy ! Component: 2300 - total flux cleaned = -0.000524869 Jy ! Component: 2350 - total flux cleaned = -0.000524925 Jy ! Component: 2400 - total flux cleaned = -0.000524864 Jy ! Component: 2450 - total flux cleaned = -0.000519505 Jy ! Component: 2500 - total flux cleaned = -0.000530216 Jy ! Component: 2550 - total flux cleaned = -0.000530232 Jy ! Component: 2600 - total flux cleaned = -0.000530222 Jy ! Component: 2650 - total flux cleaned = -0.000551334 Jy ! Component: 2700 - total flux cleaned = -0.000551342 Jy ! Component: 2750 - total flux cleaned = -0.000530459 Jy ! Component: 2800 - total flux cleaned = -0.000561671 Jy ! Component: 2850 - total flux cleaned = -0.000561686 Jy ! Component: 2900 - total flux cleaned = -0.00057711 Jy ! Component: 2950 - total flux cleaned = -0.000587331 Jy ! Component: 3000 - total flux cleaned = -0.000572019 Jy ! Component: 3050 - total flux cleaned = -0.000572011 Jy ! Component: 3100 - total flux cleaned = -0.000592203 Jy ! Component: 3150 - total flux cleaned = -0.000577083 Jy ! Component: 3200 - total flux cleaned = -0.000567034 Jy ! Component: 3250 - total flux cleaned = -0.000591981 Jy ! Component: 3300 - total flux cleaned = -0.000591997 Jy ! Component: 3350 - total flux cleaned = -0.000591977 Jy ! Component: 3400 - total flux cleaned = -0.000587055 Jy ! Component: 3450 - total flux cleaned = -0.000596882 Jy ! Component: 3500 - total flux cleaned = -0.000596886 Jy ! Component: 3550 - total flux cleaned = -0.000592055 Jy ! Component: 3600 - total flux cleaned = -0.000587222 Jy ! Component: 3650 - total flux cleaned = -0.000606478 Jy ! Component: 3700 - total flux cleaned = -0.000611303 Jy ! Component: 3750 - total flux cleaned = -0.000635176 Jy ! Component: 3800 - total flux cleaned = -0.00063518 Jy ! Component: 3850 - total flux cleaned = -0.000602017 Jy ! Component: 3900 - total flux cleaned = -0.000606768 Jy ! Component: 3950 - total flux cleaned = -0.000606774 Jy ! Component: 4000 - total flux cleaned = -0.00062081 Jy ! Component: 4050 - total flux cleaned = -0.000625507 Jy ! Total flux subtracted in 4096 components = -0.000620885 Jy ! Clean residual min=-0.000282 max=0.000261 Jy/beam ! Clean residual mean=-0.000001 rms=0.000081 Jy/beam ! Combined flux in latest and established models = 0.0788235 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 372 components and 0.0788236 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1936+2051_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9337 x 1.846 at -3.972 degrees (North through East) ! Clean map min=-0.00037749 max=0.070918 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1936+2051_X_map.fits wmodel /image_prod/ug002_uva//J1936+2051_X_map.mod ! Writing 372 model components to file: /image_prod/ug002_uva//J1936+2051_X_map.mod wobs /image_prod/ug002_uva//J1936+2051_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1936+2051_X_uvs.fits wwins /image_prod/ug002_uva//J1936+2051_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1936+2051_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0709175 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.0394e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.340088 0.340088 0.680176 1.36035 2.7207 5.44141 10.8828 21.7656 43.5313 87.0625 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 882.124 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1936+2051_X_dfm.log closed on Thu Mar 5 04:17:18 2020