! Started logfile: /image_prod/ug002_uva//J1831-2714_X_dfm.log on Thu Mar 5 03:47:56 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//J1831-2714_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1831-2714_X_uva.fits ! AN table 1: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.78 visibilities/baseline/integration-bin. ! Found source: J1831-2714 ! ! 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 16848 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 J1831-2714_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006196Jy sigma=8.133989 ! Fit after self-cal, rms=0.894475Jy sigma=7.180475 ! 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=0.6411 mas, bmaj=1.513 mas, bpa=0.7808 degrees ! Estimated noise=1.67643 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 = 0.082139 Jy ! Component: 100 - total flux cleaned = 0.10131 Jy ! Total flux subtracted in 100 components = 0.10131 Jy ! Clean residual min=-0.004727 max=0.009263 Jy/beam ! Clean residual mean=-0.000012 rms=0.001324 Jy/beam ! Combined flux in latest and established models = 0.10131 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.10131 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=0.071063Jy sigma=0.495537 ! Fit after self-cal, rms=0.070947Jy sigma=0.495158 ! Inverting map ! Added new window around map position (-0.8, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00856354 Jy ! Component: 100 - total flux cleaned = 0.0125898 Jy ! Total flux subtracted in 100 components = 0.0125898 Jy ! Clean residual min=-0.003867 max=0.005802 Jy/beam ! Clean residual mean=-0.000008 rms=0.001040 Jy/beam ! Combined flux in latest and established models = 0.1139 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.1139 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=0.069753Jy sigma=0.478690 ! Fit after self-cal, rms=0.069711Jy sigma=0.477808 ! 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=0.8643 mas, bmaj=1.975 mas, bpa=2.786 degrees ! Estimated noise=0.700071 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 (18.2, 37.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00797821 Jy ! Component: 100 - total flux cleaned = 0.0116229 Jy ! Component: 150 - total flux cleaned = 0.0125695 Jy ! Component: 200 - total flux cleaned = 0.01257 Jy ! Total flux subtracted in 200 components = 0.01257 Jy ! Clean residual min=-0.003443 max=0.004915 Jy/beam ! Clean residual mean=-0.000013 rms=0.000904 Jy/beam ! Combined flux in latest and established models = 0.12647 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 40 components and 0.12647 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=0.068695Jy sigma=0.470877 ! Fit after self-cal, rms=0.068613Jy sigma=0.469656 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8643 x 1.975 at 2.786 degrees (North through East) ! Clean map min=-0.0033378 max=0.10175 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.26 KP 1.04 ! LA 1.01 MK 0.98 OV 0.92 PT 0.96 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.30 KP 1.00 ! LA 1.02 MK 1.01 OV 0.93 PT 0.92 ! SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.17 KP 1.01 ! LA 1.09 MK 0.98 OV 0.93 PT 0.89 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.16 KP 1.02 ! LA 1.03 MK 1.00 OV 0.92 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 1.19 KP 1.02 ! LA 1.04 MK 1.00 OV 0.95 PT 0.89 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.19 KP 1.05 ! LA 1.02 MK 0.99 OV 0.95 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 1.04 KP 0.98 ! LA 1.04 MK 0.98 OV 0.93 PT 0.90 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.13 KP 1.03 ! LA 1.05 MK 1.02 OV 0.91 PT 0.93 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.17 KP 1.02 ! LA 1.06 MK 0.98 OV 0.92 PT 0.88 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.18 KP 1.03 ! LA 1.01 MK 1.06 OV 0.89 PT 0.89 ! SC 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.10 KP 1.01 ! LA 1.00 MK 1.07 OV 0.95 PT 0.93 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.26 KP 1.05 ! LA 1.02 MK 1.01 OV 0.89 PT 0.85 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.068613Jy sigma=0.469656 ! Fit after self-cal, rms=0.072712Jy sigma=0.463714 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8676 mas, bmaj=1.975 mas, bpa=3.321 degrees ! Estimated noise=0.705413 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-9.2, 16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000717039 Jy ! Component: 100 - total flux cleaned = 0.000790927 Jy ! Component: 150 - total flux cleaned = 0.000794541 Jy ! Component: 200 - total flux cleaned = 0.000740503 Jy ! Total flux subtracted in 200 components = 0.000740503 Jy ! Clean residual min=-0.002144 max=0.001769 Jy/beam ! Clean residual mean=-0.000006 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.12721 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 59 components and 0.12721 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=0.072474Jy sigma=0.462915 ! Fit after self-cal, rms=0.072543Jy sigma=0.462727 ! 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=0.072543Jy sigma=0.462727 ! Fit after self-cal, rms=0.076844Jy sigma=0.461065 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8656 mas, bmaj=1.973 mas, bpa=3.123 degrees ! Estimated noise=0.708116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.45785e-05 Jy ! Component: 100 - total flux cleaned = -0.000108781 Jy ! Component: 150 - total flux cleaned = -0.000108366 Jy ! Component: 200 - total flux cleaned = -0.000107854 Jy ! Total flux subtracted in 200 components = -0.000107854 Jy ! Clean residual min=-0.001314 max=0.001544 Jy/beam ! Clean residual mean=-0.000004 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.127103 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.127103 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=0.076824Jy sigma=0.460955 ! Fit after self-cal, rms=0.076867Jy sigma=0.460929 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 (-8, -45.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129105 Jy ! Component: 100 - total flux cleaned = 0.00172062 Jy ! Component: 150 - total flux cleaned = 0.00201309 Jy ! Component: 200 - total flux cleaned = 0.00210764 Jy ! Total flux subtracted in 200 components = 0.00210764 Jy ! Clean residual min=-0.001306 max=0.001167 Jy/beam ! Clean residual mean=-0.000003 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.12921 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 90 components and 0.12921 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=0.076838Jy sigma=0.460696 ! Fit after self-cal, rms=0.076831Jy sigma=0.460684 ! 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=0.076831Jy sigma=0.460684 ! Fit after self-cal, rms=0.078360Jy sigma=0.460647 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8649 mas, bmaj=1.975 mas, bpa=3.116 degrees ! Estimated noise=0.708722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000344828 Jy ! Component: 100 - total flux cleaned = 0.000465701 Jy ! Component: 150 - total flux cleaned = 0.000521612 Jy ! Component: 200 - total flux cleaned = 0.000557407 Jy ! Total flux subtracted in 200 components = 0.000557407 Jy ! Clean residual min=-0.001257 max=0.001120 Jy/beam ! Clean residual mean=-0.000002 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.129768 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.129768 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=0.078347Jy sigma=0.460580 ! Fit after self-cal, rms=0.078361Jy sigma=0.460575 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 = 8.94147e-05 Jy ! Component: 100 - total flux cleaned = 7.28948e-05 Jy ! Component: 150 - total flux cleaned = 0.000104771 Jy ! Component: 200 - total flux cleaned = 0.00012033 Jy ! Total flux subtracted in 200 components = 0.00012033 Jy ! Clean residual min=-0.001246 max=0.001123 Jy/beam ! Clean residual mean=-0.000002 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.129888 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 102 components and 0.129888 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=0.078352Jy sigma=0.460530 ! Fit after self-cal, rms=0.078353Jy sigma=0.460528 ! 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=0.078353Jy sigma=0.460528 ! Fit after self-cal, rms=0.078697Jy sigma=0.460529 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.582 mas, bmaj=5.922 mas, bpa=11.7 degrees ! Estimated noise=0.847245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117433 Jy ! Component: 100 - total flux cleaned = 0.00013837 Jy ! Component: 150 - total flux cleaned = 0.000147658 Jy ! Component: 200 - total flux cleaned = 0.000147139 Jy ! Total flux subtracted in 200 components = 0.000147139 Jy ! Clean residual min=-0.001005 max=0.000979 Jy/beam ! Clean residual mean=-0.000004 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.130035 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 113 components and 0.130035 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=0.078693Jy sigma=0.460523 ! Fit after self-cal, rms=0.078697Jy sigma=0.460520 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 = -2.14661e-05 Jy ! Component: 100 - total flux cleaned = -2.12213e-05 Jy ! Component: 150 - total flux cleaned = -2.93126e-05 Jy ! Component: 200 - total flux cleaned = -3.73764e-05 Jy ! Total flux subtracted in 200 components = -3.73764e-05 Jy ! Clean residual min=-0.001004 max=0.000973 Jy/beam ! Clean residual mean=-0.000003 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.129998 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 0.129998 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=0.078695Jy sigma=0.460524 ! Fit after self-cal, rms=0.078697Jy sigma=0.460523 ! 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=0.8643 mas, bmaj=1.975 mas, bpa=3.108 degrees ! Estimated noise=0.709145 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8643 x 1.975 at 3.108 degrees (North through East) ! Clean map min=-0.001553 max=0.10279 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=0.6362 mas, bmaj=1.504 mas, bpa=1.152 degrees ! Estimated noise=1.70509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0832747 Jy ! Component: 100 - total flux cleaned = 0.103857 Jy ! Component: 150 - total flux cleaned = 0.112478 Jy ! Component: 200 - total flux cleaned = 0.117433 Jy ! Total flux subtracted in 200 components = 0.117433 Jy ! Clean residual min=-0.003418 max=0.003685 Jy/beam ! Clean residual mean=-0.000006 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 0.117433 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.117433 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8643 mas, bmaj=1.975 mas, bpa=3.108 degrees ! Estimated noise=0.709145 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 = 0.00531754 Jy ! Component: 100 - total flux cleaned = 0.00796091 Jy ! Component: 150 - total flux cleaned = 0.00906495 Jy ! Component: 200 - total flux cleaned = 0.00991017 Jy ! Total flux subtracted in 200 components = 0.00991017 Jy ! Clean residual min=-0.001428 max=0.001255 Jy/beam ! Clean residual mean=-0.000004 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.127343 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 44 components and 0.127343 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=2.582 mas, bmaj=5.922 mas, bpa=11.7 degrees ! Estimated noise=0.847245 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124793 Jy ! Component: 100 - total flux cleaned = 0.00153391 Jy ! Component: 150 - total flux cleaned = 0.00180601 Jy ! Component: 200 - total flux cleaned = 0.00204162 Jy ! Total flux subtracted in 200 components = 0.00204162 Jy ! Clean residual min=-0.001137 max=0.001067 Jy/beam ! Clean residual mean=-0.000004 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.129385 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 = 8.29649e-05 Jy ! Component: 100 - total flux cleaned = 0.000120875 Jy ! Component: 150 - total flux cleaned = 0.000173137 Jy ! Component: 200 - total flux cleaned = 0.00018929 Jy ! Total flux subtracted in 200 components = 0.00018929 Jy ! Clean residual min=-0.001074 max=0.001079 Jy/beam ! Clean residual mean=-0.000004 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.129574 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 64 components and 0.129574 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8643 mas, bmaj=1.975 mas, bpa=3.108 degrees ! Estimated noise=0.709145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.9542e-05 Jy ! Component: 100 - total flux cleaned = 0.000271301 Jy ! Component: 150 - total flux cleaned = 0.000397033 Jy ! Component: 200 - total flux cleaned = 0.000486084 Jy ! Total flux subtracted in 200 components = 0.000486084 Jy ! Clean residual min=-0.001241 max=0.001143 Jy/beam ! Clean residual mean=-0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.13006 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 0.13006 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=0.078703Jy sigma=0.460606 ! Fit after self-cal, rms=0.078686Jy sigma=0.460560 wmodel J1831-2714_X_map.mod ! Writing 81 model components to file: J1831-2714_X_map.mod wobs J1831-2714_X_uvs.fits ! Writing UV FITS file: J1831-2714_X_uvs.fits wwins J1831-2714_X_map.win ! wwins: Wrote 5 windows to J1831-2714_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 = -0.000275281 Jy ! Component: 100 - total flux cleaned = -0.000459733 Jy ! Component: 150 - total flux cleaned = -0.00061606 Jy ! Component: 200 - total flux cleaned = -0.000824311 Jy ! Component: 250 - total flux cleaned = -0.00108124 Jy ! Component: 300 - total flux cleaned = -0.00126026 Jy ! Component: 350 - total flux cleaned = -0.00143494 Jy ! Component: 400 - total flux cleaned = -0.00162234 Jy ! Component: 450 - total flux cleaned = -0.0017889 Jy ! Component: 500 - total flux cleaned = -0.0019519 Jy ! Component: 550 - total flux cleaned = -0.00212738 Jy ! Component: 600 - total flux cleaned = -0.00226834 Jy ! Component: 650 - total flux cleaned = -0.00236066 Jy ! Component: 700 - total flux cleaned = -0.00252748 Jy ! Component: 750 - total flux cleaned = -0.00264679 Jy ! Component: 800 - total flux cleaned = -0.00274952 Jy ! Component: 850 - total flux cleaned = -0.0028508 Jy ! Component: 900 - total flux cleaned = -0.00292184 Jy ! Component: 950 - total flux cleaned = -0.00297776 Jy ! Component: 1000 - total flux cleaned = -0.00300524 Jy ! Component: 1050 - total flux cleaned = -0.00305993 Jy ! Component: 1100 - total flux cleaned = -0.00305982 Jy ! Component: 1150 - total flux cleaned = -0.00310018 Jy ! Component: 1200 - total flux cleaned = -0.00315352 Jy ! Component: 1250 - total flux cleaned = -0.00320576 Jy ! Component: 1300 - total flux cleaned = -0.00325738 Jy ! Component: 1350 - total flux cleaned = -0.00327002 Jy ! Component: 1400 - total flux cleaned = -0.00330801 Jy ! Component: 1450 - total flux cleaned = -0.00330796 Jy ! Component: 1500 - total flux cleaned = -0.0033574 Jy ! Component: 1550 - total flux cleaned = -0.00334514 Jy ! Component: 1600 - total flux cleaned = -0.00339366 Jy ! Component: 1650 - total flux cleaned = -0.00338175 Jy ! Component: 1700 - total flux cleaned = -0.00338179 Jy ! Component: 1750 - total flux cleaned = -0.00339354 Jy ! Component: 1800 - total flux cleaned = -0.00344014 Jy ! Component: 1850 - total flux cleaned = -0.00345174 Jy ! Component: 1900 - total flux cleaned = -0.00347447 Jy ! Component: 1950 - total flux cleaned = -0.0034406 Jy ! Component: 2000 - total flux cleaned = -0.00349665 Jy ! Component: 2050 - total flux cleaned = -0.00347434 Jy ! Component: 2100 - total flux cleaned = -0.00347414 Jy ! Component: 2150 - total flux cleaned = -0.00345234 Jy ! Component: 2200 - total flux cleaned = -0.00347403 Jy ! Component: 2250 - total flux cleaned = -0.00350627 Jy ! Component: 2300 - total flux cleaned = -0.00352754 Jy ! Component: 2350 - total flux cleaned = -0.00349589 Jy ! Component: 2400 - total flux cleaned = -0.00353787 Jy ! Component: 2450 - total flux cleaned = -0.00354817 Jy ! Component: 2500 - total flux cleaned = -0.00355856 Jy ! Component: 2550 - total flux cleaned = -0.00357906 Jy ! Component: 2600 - total flux cleaned = -0.00359935 Jy ! Component: 2650 - total flux cleaned = -0.00364992 Jy ! Component: 2700 - total flux cleaned = -0.00363978 Jy ! Component: 2750 - total flux cleaned = -0.00363986 Jy ! Component: 2800 - total flux cleaned = -0.00366969 Jy ! Component: 2850 - total flux cleaned = -0.00371916 Jy ! Component: 2900 - total flux cleaned = -0.00378771 Jy ! Component: 2950 - total flux cleaned = -0.00376831 Jy ! Component: 3000 - total flux cleaned = -0.00377797 Jy ! Component: 3050 - total flux cleaned = -0.00381655 Jy ! Component: 3100 - total flux cleaned = -0.00382611 Jy ! Component: 3150 - total flux cleaned = -0.00384513 Jy ! Component: 3200 - total flux cleaned = -0.00386414 Jy ! Component: 3250 - total flux cleaned = -0.00392064 Jy ! Component: 3300 - total flux cleaned = -0.00390186 Jy ! Component: 3350 - total flux cleaned = -0.00392055 Jy ! Component: 3400 - total flux cleaned = -0.00393909 Jy ! Component: 3450 - total flux cleaned = -0.00395763 Jy ! Component: 3500 - total flux cleaned = -0.00396682 Jy ! Component: 3550 - total flux cleaned = -0.00400335 Jy ! Component: 3600 - total flux cleaned = -0.00401243 Jy ! Component: 3650 - total flux cleaned = -0.00401243 Jy ! Component: 3700 - total flux cleaned = -0.0040305 Jy ! Component: 3750 - total flux cleaned = -0.00402149 Jy ! Component: 3800 - total flux cleaned = -0.0040304 Jy ! Component: 3850 - total flux cleaned = -0.00403931 Jy ! Component: 3900 - total flux cleaned = -0.00405701 Jy ! Component: 3950 - total flux cleaned = -0.00404823 Jy ! Component: 4000 - total flux cleaned = -0.00409211 Jy ! Component: 4050 - total flux cleaned = -0.00406587 Jy ! Total flux subtracted in 4096 components = -0.00405716 Jy ! Clean residual min=-0.000511 max=0.000546 Jy/beam ! Clean residual mean=-0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.126003 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 333 components and 0.126003 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1831-2714_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8643 x 1.975 at 3.108 degrees (North through East) ! Clean map min=-0.0019559 max=0.10232 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1831-2714_X_map.fits wmodel /image_prod/ug002_uva//J1831-2714_X_map.mod ! Writing 333 model components to file: /image_prod/ug002_uva//J1831-2714_X_map.mod wobs /image_prod/ug002_uva//J1831-2714_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1831-2714_X_uvs.fits wwins /image_prod/ug002_uva//J1831-2714_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1831-2714_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.102315 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141062 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.41361 0.41361 0.827219 1.65444 3.30888 6.61775 13.2355 26.471 52.942 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.102 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 725.321 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1831-2714_X_dfm.log closed on Thu Mar 5 03:48:00 2020