! Started logfile: /image_prod/ug002_uva//J1938-1749_X_dfm.log on Thu Mar 5 04:19:48 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//J1938-1749_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1938-1749_X_uva.fits ! AN table 1: 40 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.982639 visibilities/baseline/integration-bin. ! Found source: J1938-1749 ! ! 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 16980 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 J1938-1749_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023559Jy sigma=8.264376 ! Fit after self-cal, rms=0.835293Jy sigma=6.677110 ! 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=0.6123 mas, bmaj=1.621 mas, bpa=-2.28 degrees ! Estimated noise=1.18625 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 = 0.129569 Jy ! Component: 100 - total flux cleaned = 0.162012 Jy ! Total flux subtracted in 100 components = 0.162012 Jy ! Clean residual min=-0.006919 max=0.013646 Jy/beam ! Clean residual mean=-0.000004 rms=0.001675 Jy/beam ! Combined flux in latest and established models = 0.162012 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.162012 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=0.075210Jy sigma=0.533151 ! Fit after self-cal, rms=0.075169Jy sigma=0.532956 ! Inverting map ! Added new window around map position (6.4, -13.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142357 Jy ! Component: 100 - total flux cleaned = 0.0214591 Jy ! Total flux subtracted in 100 components = 0.0214591 Jy ! Clean residual min=-0.005963 max=0.010369 Jy/beam ! Clean residual mean=-0.000003 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.183471 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.183471 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=0.072442Jy sigma=0.502874 ! Fit after self-cal, rms=0.072347Jy sigma=0.501815 ! Inverting map ! Added new window around map position (-6.4, 13.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00747959 Jy ! Component: 100 - total flux cleaned = 0.0117242 Jy ! Total flux subtracted in 100 components = 0.0117242 Jy ! Clean residual min=-0.005113 max=0.006253 Jy/beam ! Clean residual mean=-0.000002 rms=0.001123 Jy/beam ! Combined flux in latest and established models = 0.195195 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.195195 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=0.071272Jy sigma=0.494434 ! Fit after self-cal, rms=0.071247Jy sigma=0.494268 ! 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=0.7924 mas, bmaj=1.937 mas, bpa=-1.026 degrees ! Estimated noise=0.691235 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, -11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00652005 Jy ! Component: 100 - total flux cleaned = 0.00881309 Jy ! Component: 150 - total flux cleaned = 0.0103714 Jy ! Component: 200 - total flux cleaned = 0.0116627 Jy ! Total flux subtracted in 200 components = 0.0116627 Jy ! Clean residual min=-0.005042 max=0.006132 Jy/beam ! Clean residual mean=-0.000001 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.206858 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 43 components and 0.206858 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=0.070336Jy sigma=0.489030 ! Fit after self-cal, rms=0.070250Jy sigma=0.488187 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7924 x 1.937 at -1.026 degrees (North through East) ! Clean map min=-0.0045294 max=0.16299 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 1.09 KP 1.06 ! LA 1.04 MK 1.03 NL 1.03 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 1.10 KP 1.04 ! LA 1.04 MK 0.98 NL 1.03 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 1.05 KP 1.05 ! LA 1.02 MK 1.01 NL 1.01 PT 0.95 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.12 KP 1.03 ! LA 1.05 MK 1.01 NL 0.98 PT 0.95 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 1.06 KP 1.04 ! LA 1.00 MK 0.98 NL 1.00 PT 0.92 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 1.05 KP 1.05 ! LA 0.99 MK 0.98 NL 1.00 PT 0.92 ! SC 1.07 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.06 KP 1.06 ! LA 0.99 MK 1.03 NL 0.99 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.05 KP 1.04 ! LA 1.04 MK 1.01 NL 0.96 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.08 KP 1.02 ! LA 1.03 MK 0.99 NL 0.97 PT 0.90 ! SC 1.08 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.09 KP 1.02 ! LA 1.01 MK 1.04 NL 0.97 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.97 HN 1.05 KP 1.04 ! LA 1.02 MK 0.99 NL 0.93 PT 0.94 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.93 HN 1.13 KP 1.01 ! LA 0.99 MK 1.03 NL 0.99 PT 0.92 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.070250Jy sigma=0.488187 ! Fit after self-cal, rms=0.070283Jy sigma=0.479905 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7982 mas, bmaj=1.94 mas, bpa=-1.024 degrees ! Estimated noise=0.690228 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 = 0.000962168 Jy ! Component: 100 - total flux cleaned = 0.00104605 Jy ! Component: 150 - total flux cleaned = 0.00091667 Jy ! Component: 200 - total flux cleaned = 0.000861313 Jy ! Total flux subtracted in 200 components = 0.000861313 Jy ! Clean residual min=-0.003536 max=0.003543 Jy/beam ! Clean residual mean=-0.000001 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.207719 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 66 components and 0.207719 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=0.070054Jy sigma=0.478952 ! Fit after self-cal, rms=0.070080Jy sigma=0.478738 ! 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=0.070080Jy sigma=0.478738 ! Fit after self-cal, rms=0.077951Jy sigma=0.470749 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7976 mas, bmaj=1.949 mas, bpa=-1.297 degrees ! Estimated noise=0.696768 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00200344 Jy ! Component: 100 - total flux cleaned = -0.00252472 Jy ! Component: 150 - total flux cleaned = -0.00276653 Jy ! Component: 200 - total flux cleaned = -0.00285272 Jy ! Total flux subtracted in 200 components = -0.00285272 Jy ! Clean residual min=-0.002060 max=0.002265 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.204866 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 0.204866 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=0.077857Jy sigma=0.469889 ! Fit after self-cal, rms=0.077975Jy sigma=0.469822 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 (-10.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164692 Jy ! Component: 100 - total flux cleaned = 0.00185084 Jy ! Component: 150 - total flux cleaned = 0.00195928 Jy ! Component: 200 - total flux cleaned = 0.00202548 Jy ! Total flux subtracted in 200 components = 0.00202548 Jy ! Clean residual min=-0.001684 max=0.001646 Jy/beam ! Clean residual mean=-0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.206892 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 0.206892 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=0.077919Jy sigma=0.469248 ! Fit after self-cal, rms=0.077918Jy sigma=0.469223 ! 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=0.077918Jy sigma=0.469223 ! Fit after self-cal, rms=0.079431Jy sigma=0.469098 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7983 mas, bmaj=1.951 mas, bpa=-1.317 degrees ! Estimated noise=0.697047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104619 Jy ! Component: 100 - total flux cleaned = -0.00122625 Jy ! Component: 150 - total flux cleaned = -0.00129115 Jy ! Component: 200 - total flux cleaned = -0.00132067 Jy ! Total flux subtracted in 200 components = -0.00132067 Jy ! Clean residual min=-0.001623 max=0.001611 Jy/beam ! Clean residual mean=-0.000001 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.205571 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 106 components and 0.205571 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=0.079396Jy sigma=0.468811 ! Fit after self-cal, rms=0.079411Jy sigma=0.468804 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 = 2.91449e-05 Jy ! Component: 100 - total flux cleaned = 5.62434e-05 Jy ! Component: 150 - total flux cleaned = 8.08515e-05 Jy ! Component: 200 - total flux cleaned = 0.000104744 Jy ! Total flux subtracted in 200 components = 0.000104744 Jy ! Clean residual min=-0.001599 max=0.001610 Jy/beam ! Clean residual mean=-0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.205676 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 115 components and 0.205676 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=0.079393Jy sigma=0.468661 ! Fit after self-cal, rms=0.079394Jy sigma=0.468657 ! Inverting map ! Added new window around map position (-48.2, -34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123473 Jy ! Component: 100 - total flux cleaned = 0.00147659 Jy ! Component: 150 - total flux cleaned = 0.00160051 Jy ! Component: 200 - total flux cleaned = 0.00169277 Jy ! Total flux subtracted in 200 components = 0.00169277 Jy ! Clean residual min=-0.001510 max=0.001525 Jy/beam ! Clean residual mean=-0.000002 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.207369 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 126 components and 0.207369 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=0.079365Jy sigma=0.468382 ! Fit after self-cal, rms=0.079366Jy sigma=0.468367 ! 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=0.079366Jy sigma=0.468367 ! Fit after self-cal, rms=0.079958Jy sigma=0.468312 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.2 mas, bmaj=4.243 mas, bpa=8.891 degrees ! Estimated noise=0.906061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267452 Jy ! Component: 100 - total flux cleaned = -0.000348825 Jy ! Component: 150 - total flux cleaned = -0.000391103 Jy ! Component: 200 - total flux cleaned = -0.000316471 Jy ! Total flux subtracted in 200 components = -0.000316471 Jy ! Clean residual min=-0.001720 max=0.001943 Jy/beam ! Clean residual mean=-0.000003 rms=0.000465 Jy/beam ! Combined flux in latest and established models = 0.207052 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 140 components and 0.207052 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=0.079951Jy sigma=0.468220 ! Fit after self-cal, rms=0.079956Jy sigma=0.468207 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 = 4.34333e-05 Jy ! Component: 100 - total flux cleaned = 9.62259e-05 Jy ! Component: 150 - total flux cleaned = 0.000161052 Jy ! Component: 200 - total flux cleaned = 0.000237506 Jy ! Total flux subtracted in 200 components = 0.000237506 Jy ! Clean residual min=-0.001629 max=0.001897 Jy/beam ! Clean residual mean=-0.000003 rms=0.000452 Jy/beam ! Combined flux in latest and established models = 0.20729 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 0.20729 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=0.079952Jy sigma=0.468182 ! Fit after self-cal, rms=0.079953Jy sigma=0.468178 ! 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=0.7986 mas, bmaj=1.951 mas, bpa=-1.313 degrees ! Estimated noise=0.696828 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7986 x 1.951 at -1.313 degrees (North through East) ! Clean map min=-0.0017644 max=0.16371 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=0.6175 mas, bmaj=1.629 mas, bpa=-2.485 degrees ! Estimated noise=1.20367 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131346 Jy ! Component: 100 - total flux cleaned = 0.16347 Jy ! Component: 150 - total flux cleaned = 0.176908 Jy ! Component: 200 - total flux cleaned = 0.184756 Jy ! Total flux subtracted in 200 components = 0.184756 Jy ! Clean residual min=-0.002907 max=0.004118 Jy/beam ! Clean residual mean=-0.000002 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.184756 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.184756 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7986 mas, bmaj=1.951 mas, bpa=-1.313 degrees ! Estimated noise=0.696828 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 = 0.00595274 Jy ! Component: 100 - total flux cleaned = 0.00937082 Jy ! Component: 150 - total flux cleaned = 0.0119047 Jy ! Component: 200 - total flux cleaned = 0.0139308 Jy ! Total flux subtracted in 200 components = 0.0139308 Jy ! Clean residual min=-0.001733 max=0.001746 Jy/beam ! Clean residual mean=-0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.198687 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.198687 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=2.2 mas, bmaj=4.243 mas, bpa=8.891 degrees ! Estimated noise=0.906061 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245394 Jy ! Component: 100 - total flux cleaned = 0.00407248 Jy ! Component: 150 - total flux cleaned = 0.00528828 Jy ! Component: 200 - total flux cleaned = 0.00590824 Jy ! Total flux subtracted in 200 components = 0.00590824 Jy ! Clean residual min=-0.001896 max=0.002051 Jy/beam ! Clean residual mean=-0.000003 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.204595 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466429 Jy ! Component: 100 - total flux cleaned = 0.000903572 Jy ! Component: 150 - total flux cleaned = 0.00126441 Jy ! Component: 200 - total flux cleaned = 0.00158474 Jy ! Total flux subtracted in 200 components = 0.00158474 Jy ! Clean residual min=-0.001712 max=0.002014 Jy/beam ! Clean residual mean=-0.000003 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.20618 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 84 components and 0.20618 Jy ! Inverting map ! Added new window around map position (23.2, 26.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168461 Jy ! Component: 100 - total flux cleaned = 0.0021408 Jy ! Component: 150 - total flux cleaned = 0.00255031 Jy ! Component: 200 - total flux cleaned = 0.00287096 Jy ! Total flux subtracted in 200 components = 0.00287096 Jy ! Clean residual min=-0.001411 max=0.001192 Jy/beam ! Clean residual mean=-0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.209051 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 0.209051 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7986 mas, bmaj=1.951 mas, bpa=-1.313 degrees ! Estimated noise=0.696828 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000449696 Jy ! Component: 100 - total flux cleaned = 0.000775115 Jy ! Component: 150 - total flux cleaned = 0.00102866 Jy ! Component: 200 - total flux cleaned = 0.00116458 Jy ! Total flux subtracted in 200 components = 0.00116458 Jy ! Clean residual min=-0.001367 max=0.001410 Jy/beam ! Clean residual mean=-0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.210215 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 136 components and 0.210215 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=0.079962Jy sigma=0.468238 ! Fit after self-cal, rms=0.079943Jy sigma=0.468122 wmodel J1938-1749_X_map.mod ! Writing 136 model components to file: J1938-1749_X_map.mod wobs J1938-1749_X_uvs.fits ! Writing UV FITS file: J1938-1749_X_uvs.fits wwins J1938-1749_X_map.win ! wwins: Wrote 7 windows to J1938-1749_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 = -0.000120383 Jy ! Component: 100 - total flux cleaned = -9.78191e-05 Jy ! Component: 150 - total flux cleaned = 5.5129e-05 Jy ! Component: 200 - total flux cleaned = 0.000118225 Jy ! Component: 250 - total flux cleaned = 0.000179334 Jy ! Component: 300 - total flux cleaned = 0.000257798 Jy ! Component: 350 - total flux cleaned = 0.000277142 Jy ! Component: 400 - total flux cleaned = 0.000295815 Jy ! Component: 450 - total flux cleaned = 0.000332073 Jy ! Component: 500 - total flux cleaned = 0.000314276 Jy ! Component: 550 - total flux cleaned = 0.000349238 Jy ! Component: 600 - total flux cleaned = 0.0003664 Jy ! Component: 650 - total flux cleaned = 0.000383708 Jy ! Component: 700 - total flux cleaned = 0.000400135 Jy ! Component: 750 - total flux cleaned = 0.000464589 Jy ! Component: 800 - total flux cleaned = 0.000400539 Jy ! Component: 850 - total flux cleaned = 0.000416263 Jy ! Component: 900 - total flux cleaned = 0.000431797 Jy ! Component: 950 - total flux cleaned = 0.000416358 Jy ! Component: 1000 - total flux cleaned = 0.000431478 Jy ! Component: 1050 - total flux cleaned = 0.000475938 Jy ! Component: 1100 - total flux cleaned = 0.00046127 Jy ! Component: 1150 - total flux cleaned = 0.00044662 Jy ! Component: 1200 - total flux cleaned = 0.000461113 Jy ! Component: 1250 - total flux cleaned = 0.000432829 Jy ! Component: 1300 - total flux cleaned = 0.000405018 Jy ! Component: 1350 - total flux cleaned = 0.000432793 Jy ! Component: 1400 - total flux cleaned = 0.000405195 Jy ! Component: 1450 - total flux cleaned = 0.000364435 Jy ! Component: 1500 - total flux cleaned = 0.000391164 Jy ! Component: 1550 - total flux cleaned = 0.000391194 Jy ! Component: 1600 - total flux cleaned = 0.000391238 Jy ! Component: 1650 - total flux cleaned = 0.000391285 Jy ! Component: 1700 - total flux cleaned = 0.000417241 Jy ! Component: 1750 - total flux cleaned = 0.000468442 Jy ! Component: 1800 - total flux cleaned = 0.000493854 Jy ! Component: 1850 - total flux cleaned = 0.000481253 Jy ! Component: 1900 - total flux cleaned = 0.00053119 Jy ! Component: 1950 - total flux cleaned = 0.000531095 Jy ! Component: 2000 - total flux cleaned = 0.000604443 Jy ! Component: 2050 - total flux cleaned = 0.000604223 Jy ! Component: 2100 - total flux cleaned = 0.000664433 Jy ! Component: 2150 - total flux cleaned = 0.000688404 Jy ! Component: 2200 - total flux cleaned = 0.000735548 Jy ! Component: 2250 - total flux cleaned = 0.000794171 Jy ! Component: 2300 - total flux cleaned = 0.00074772 Jy ! Component: 2350 - total flux cleaned = 0.000805403 Jy ! Component: 2400 - total flux cleaned = 0.000862659 Jy ! Component: 2450 - total flux cleaned = 0.00088533 Jy ! Component: 2500 - total flux cleaned = 0.000873996 Jy ! Component: 2550 - total flux cleaned = 0.000941015 Jy ! Component: 2600 - total flux cleaned = 0.000996534 Jy ! Component: 2650 - total flux cleaned = 0.00106238 Jy ! Component: 2700 - total flux cleaned = 0.00109517 Jy ! Component: 2750 - total flux cleaned = 0.0011059 Jy ! Component: 2800 - total flux cleaned = 0.00117049 Jy ! Component: 2850 - total flux cleaned = 0.0012666 Jy ! Component: 2900 - total flux cleaned = 0.00129827 Jy ! Component: 2950 - total flux cleaned = 0.00137199 Jy ! Component: 3000 - total flux cleaned = 0.00142437 Jy ! Component: 3050 - total flux cleaned = 0.00151791 Jy ! Component: 3100 - total flux cleaned = 0.00161076 Jy ! Component: 3150 - total flux cleaned = 0.00167232 Jy ! Component: 3200 - total flux cleaned = 0.00176404 Jy ! Component: 3250 - total flux cleaned = 0.00183492 Jy ! Component: 3300 - total flux cleaned = 0.00193554 Jy ! Component: 3350 - total flux cleaned = 0.00200556 Jy ! Component: 3400 - total flux cleaned = 0.00208508 Jy ! Component: 3450 - total flux cleaned = 0.00218362 Jy ! Component: 3500 - total flux cleaned = 0.00221306 Jy ! Component: 3550 - total flux cleaned = 0.00228131 Jy ! Component: 3600 - total flux cleaned = 0.00238782 Jy ! Component: 3650 - total flux cleaned = 0.00242635 Jy ! Component: 3700 - total flux cleaned = 0.00252195 Jy ! Component: 3750 - total flux cleaned = 0.00256942 Jy ! Component: 3800 - total flux cleaned = 0.00260725 Jy ! Component: 3850 - total flux cleaned = 0.00271069 Jy ! Component: 3900 - total flux cleaned = 0.00280408 Jy ! Component: 3950 - total flux cleaned = 0.00285056 Jy ! Component: 4000 - total flux cleaned = 0.00294296 Jy ! Component: 4050 - total flux cleaned = 0.00296123 Jy ! Total flux subtracted in 4096 components = 0.00297964 Jy ! Clean residual min=-0.000566 max=0.000559 Jy/beam ! Clean residual mean=0.000001 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.213195 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 402 components and 0.213195 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1938-1749_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7986 x 1.951 at -1.313 degrees (North through East) ! Clean map min=-0.0011317 max=0.16465 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1938-1749_X_map.fits wmodel /image_prod/ug002_uva//J1938-1749_X_map.mod ! Writing 402 model components to file: /image_prod/ug002_uva//J1938-1749_X_map.mod wobs /image_prod/ug002_uva//J1938-1749_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1938-1749_X_uvs.fits wwins /image_prod/ug002_uva//J1938-1749_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1938-1749_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.164648 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150849 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.274858 0.274858 0.549716 1.09943 2.19886 4.39773 8.79545 17.5909 35.1818 70.3636 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.164 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1091.47 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1938-1749_X_dfm.log closed on Thu Mar 5 04:19:52 2020