! Started logfile: /image_prod/ug002_uva//J1520-3845_X_dfm.log on Thu Mar 5 02:12:26 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//J1520-3845_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1520-3845_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.767857 visibilities/baseline/integration-bin. ! Found source: J1520-3845 ! ! 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 15480 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 J1520-3845_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006001Jy sigma=6.676397 ! Fit after self-cal, rms=0.956042Jy sigma=6.334592 ! 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=0.7581 mas, bmaj=2.805 mas, bpa=12.74 degrees ! Estimated noise=2.32329 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 = 0.0373116 Jy ! Component: 100 - total flux cleaned = 0.0446552 Jy ! Total flux subtracted in 100 components = 0.0446552 Jy ! Clean residual min=-0.006026 max=0.006303 Jy/beam ! Clean residual mean=-0.000008 rms=0.001563 Jy/beam ! Combined flux in latest and established models = 0.0446552 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0446552 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=0.077780Jy sigma=0.451005 ! Fit after self-cal, rms=0.076237Jy sigma=0.440718 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.018 mas, bmaj=3.483 mas, bpa=10.55 degrees ! Estimated noise=0.886226 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 = 0.00425988 Jy ! Component: 100 - total flux cleaned = 0.00439484 Jy ! Component: 150 - total flux cleaned = 0.00444161 Jy ! Component: 200 - total flux cleaned = 0.00452323 Jy ! Total flux subtracted in 200 components = 0.00452323 Jy ! Clean residual min=-0.002714 max=0.003558 Jy/beam ! Clean residual mean=-0.000016 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.0491784 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0491784 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=0.076025Jy sigma=0.438748 ! Fit after self-cal, rms=0.076013Jy sigma=0.438715 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.018 x 3.483 at 10.55 degrees (North through East) ! Clean map min=-0.0026607 max=0.050153 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.05 KP 1.16 LA 0.97 ! NL 1.34 OV 0.92 PT 0.85 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 0.93 KP 1.11 LA 0.99 ! NL 1.22 OV 0.96 PT 0.87 SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.05 HN 0.78 KP 1.20 LA 1.03 ! NL 1.30 OV 0.96 PT 0.88 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 0.89 KP 1.14 LA 0.96 ! NL 1.38 OV 0.86 PT 0.84 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.07 KP 1.07 LA 0.97 ! NL 1.20 OV 0.93 PT 0.86 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 0.85 KP 1.19 LA 0.98 ! NL 1.32 OV 0.97 PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.87 KP 1.18 LA 1.04 ! NL 1.16 OV 0.84 PT 0.92 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 0.81 KP 1.11 LA 1.01 ! NL 1.11 OV 0.94 PT 0.90 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.90 KP 1.14 LA 0.91 ! NL 1.20 OV 0.89 PT 0.84 SC 0.86 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.82 KP 1.11 LA 1.00 ! NL 1.20 OV 0.89 PT 0.90 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 0.70 KP 1.16 LA 0.88 ! NL 1.25 OV 0.85 PT 0.89 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.81 KP 1.08 LA 0.90 ! NL 1.30 OV 0.88 PT 0.88 SC 0.87 ! ! ! Fit before self-cal, rms=0.076013Jy sigma=0.438715 ! Fit after self-cal, rms=0.075029Jy sigma=0.435565 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9944 mas, bmaj=3.441 mas, bpa=10.32 degrees ! Estimated noise=0.8726 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 = 0.00037619 Jy ! Component: 100 - total flux cleaned = 0.000377065 Jy ! Component: 150 - total flux cleaned = 0.000356463 Jy ! Component: 200 - total flux cleaned = 0.000339234 Jy ! Total flux subtracted in 200 components = 0.000339234 Jy ! Clean residual min=-0.001713 max=0.001764 Jy/beam ! Clean residual mean=-0.000002 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.0495176 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.0495176 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=0.075003Jy sigma=0.435489 ! Fit after self-cal, rms=0.075210Jy sigma=0.434810 ! 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=0.075210Jy sigma=0.434810 ! Fit after self-cal, rms=0.075744Jy sigma=0.434240 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.988 mas, bmaj=3.422 mas, bpa=10.24 degrees ! Estimated noise=0.871033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000259321 Jy ! Component: 100 - total flux cleaned = 0.00014936 Jy ! Component: 150 - total flux cleaned = 0.000149913 Jy ! Component: 200 - total flux cleaned = 0.000134105 Jy ! Total flux subtracted in 200 components = 0.000134105 Jy ! Clean residual min=-0.001627 max=0.001837 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0496517 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 23 components and 0.0496517 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=0.075725Jy sigma=0.434189 ! Fit after self-cal, rms=0.075796Jy sigma=0.433912 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 (-7.4, 32.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145497 Jy ! Component: 100 - total flux cleaned = 0.00160213 Jy ! Component: 150 - total flux cleaned = 0.00181773 Jy ! Component: 200 - total flux cleaned = 0.00194822 Jy ! Total flux subtracted in 200 components = 0.00194822 Jy ! Clean residual min=-0.001420 max=0.001564 Jy/beam ! Clean residual mean=-0.000002 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.0516 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.0516 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=0.075747Jy sigma=0.433567 ! Fit after self-cal, rms=0.075741Jy sigma=0.433481 ! Inverting map ! Added new window around map position (11.6, 22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000562368 Jy ! Component: 100 - total flux cleaned = 0.000564914 Jy ! Component: 150 - total flux cleaned = 0.000740552 Jy ! Component: 200 - total flux cleaned = 0.000890971 Jy ! Total flux subtracted in 200 components = 0.000890971 Jy ! Clean residual min=-0.001437 max=0.001557 Jy/beam ! Clean residual mean=-0.000002 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0524909 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 52 components and 0.0524909 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=0.075684Jy sigma=0.433157 ! Fit after self-cal, rms=0.075692Jy sigma=0.433078 ! Inverting map ! Added new window around map position (7.2, 16.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118475 Jy ! Component: 100 - total flux cleaned = 0.00140426 Jy ! Component: 150 - total flux cleaned = 0.00147485 Jy ! Component: 200 - total flux cleaned = 0.00160005 Jy ! Total flux subtracted in 200 components = 0.00160005 Jy ! Clean residual min=-0.001411 max=0.001422 Jy/beam ! Clean residual mean=-0.000001 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.054091 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 68 components and 0.054091 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=0.075633Jy sigma=0.432789 ! Fit after self-cal, rms=0.075625Jy sigma=0.432702 ! Inverting map ! Added new window around map position (-49.8, -48.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133978 Jy ! Component: 100 - total flux cleaned = 0.00184978 Jy ! Component: 150 - total flux cleaned = 0.00213843 Jy ! Component: 200 - total flux cleaned = 0.00230137 Jy ! Total flux subtracted in 200 components = 0.00230137 Jy ! Clean residual min=-0.001388 max=0.001226 Jy/beam ! Clean residual mean=-0.000003 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.0563924 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.0563924 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=0.075573Jy sigma=0.432408 ! Fit after self-cal, rms=0.075553Jy sigma=0.432323 ! Inverting map ! Added new window around map position (20.8, -39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139529 Jy ! Component: 100 - total flux cleaned = 0.00215461 Jy ! Component: 150 - total flux cleaned = 0.00267293 Jy ! Component: 200 - total flux cleaned = 0.00310538 Jy ! Total flux subtracted in 200 components = 0.00310538 Jy ! Clean residual min=-0.001229 max=0.001211 Jy/beam ! Clean residual mean=-0.000002 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0594977 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 102 components and 0.0594977 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=0.075507Jy sigma=0.432043 ! Fit after self-cal, rms=0.075501Jy sigma=0.431949 ! 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=0.075501Jy sigma=0.431949 ! Fit after self-cal, rms=0.076580Jy sigma=0.431851 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9854 mas, bmaj=3.423 mas, bpa=10.32 degrees ! Estimated noise=0.871566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107876 Jy ! Component: 100 - total flux cleaned = 0.00171557 Jy ! Component: 150 - total flux cleaned = 0.00198177 Jy ! Component: 200 - total flux cleaned = 0.00228205 Jy ! Total flux subtracted in 200 components = 0.00228205 Jy ! Clean residual min=-0.001111 max=0.001161 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0617798 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 113 components and 0.0617798 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=0.076540Jy sigma=0.431634 ! Fit after self-cal, rms=0.076596Jy sigma=0.431564 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 = 0.000720695 Jy ! Component: 100 - total flux cleaned = 0.000911292 Jy ! Component: 150 - total flux cleaned = 0.00111715 Jy ! Component: 200 - total flux cleaned = 0.00133528 Jy ! Total flux subtracted in 200 components = 0.00133528 Jy ! Clean residual min=-0.001043 max=0.001172 Jy/beam ! Clean residual mean=-0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.0631151 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 118 components and 0.0631151 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=0.076566Jy sigma=0.431413 ! Fit after self-cal, rms=0.076567Jy sigma=0.431388 ! 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=0.076567Jy sigma=0.431388 ! Fit after self-cal, rms=0.077216Jy sigma=0.431379 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.356 mas, bmaj=7.238 mas, bpa=-1.942 degrees ! Estimated noise=1.04366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000814723 Jy ! Component: 100 - total flux cleaned = 0.00118267 Jy ! Component: 150 - total flux cleaned = 0.00132998 Jy ! Component: 200 - total flux cleaned = 0.00140615 Jy ! Total flux subtracted in 200 components = 0.00140615 Jy ! Clean residual min=-0.001009 max=0.001104 Jy/beam ! Clean residual mean=-0.000002 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.0645212 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 136 components and 0.0645212 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=0.077197Jy sigma=0.431294 ! Fit after self-cal, rms=0.077230Jy sigma=0.431266 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 = 0.000565916 Jy ! Component: 100 - total flux cleaned = 0.000668493 Jy ! Component: 150 - total flux cleaned = 0.000651015 Jy ! Component: 200 - total flux cleaned = 0.000668839 Jy ! Total flux subtracted in 200 components = 0.000668839 Jy ! Clean residual min=-0.000932 max=0.001121 Jy/beam ! Clean residual mean=-0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.0651901 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 143 components and 0.0651901 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=0.077216Jy sigma=0.431208 ! Fit after self-cal, rms=0.077218Jy sigma=0.431187 ! 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=0.9844 mas, bmaj=3.422 mas, bpa=10.36 degrees ! Estimated noise=0.874153 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9844 x 3.422 at 10.36 degrees (North through East) ! Clean map min=-0.0022508 max=0.050098 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=0.7348 mas, bmaj=2.754 mas, bpa=12.56 degrees ! Estimated noise=2.23084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0371153 Jy ! Component: 100 - total flux cleaned = 0.046704 Jy ! Component: 150 - total flux cleaned = 0.0511671 Jy ! Component: 200 - total flux cleaned = 0.0535313 Jy ! Total flux subtracted in 200 components = 0.0535313 Jy ! Clean residual min=-0.005167 max=0.005199 Jy/beam ! Clean residual mean=-0.000005 rms=0.001287 Jy/beam ! Combined flux in latest and established models = 0.0535313 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0535313 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9844 mas, bmaj=3.422 mas, bpa=10.36 degrees ! Estimated noise=0.874153 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 = 0.00407063 Jy ! Component: 100 - total flux cleaned = 0.00582097 Jy ! Component: 150 - total flux cleaned = 0.00708176 Jy ! Component: 200 - total flux cleaned = 0.00819757 Jy ! Total flux subtracted in 200 components = 0.00819757 Jy ! Clean residual min=-0.002040 max=0.001900 Jy/beam ! Clean residual mean=-0.000006 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0617289 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 46 components and 0.0617289 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=2.356 mas, bmaj=7.238 mas, bpa=-1.942 degrees ! Estimated noise=1.04366 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129645 Jy ! Component: 100 - total flux cleaned = 0.0020302 Jy ! Component: 150 - total flux cleaned = 0.0028387 Jy ! Component: 200 - total flux cleaned = 0.00333813 Jy ! Total flux subtracted in 200 components = 0.00333813 Jy ! Clean residual min=-0.001344 max=0.001502 Jy/beam ! Clean residual mean=-0.000006 rms=0.000404 Jy/beam ! Combined flux in latest and established models = 0.065067 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 = 0.000335647 Jy ! Component: 100 - total flux cleaned = 0.000575799 Jy ! Component: 150 - total flux cleaned = 0.000732021 Jy ! Component: 200 - total flux cleaned = 0.00073191 Jy ! Total flux subtracted in 200 components = 0.00073191 Jy ! Clean residual min=-0.001120 max=0.001272 Jy/beam ! Clean residual mean=-0.000003 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0657989 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 69 components and 0.0657989 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9844 mas, bmaj=3.422 mas, bpa=10.36 degrees ! Estimated noise=0.874153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000687166 Jy ! Component: 100 - total flux cleaned = 0.000631722 Jy ! Component: 150 - total flux cleaned = 0.000493376 Jy ! Component: 200 - total flux cleaned = 0.000411189 Jy ! Total flux subtracted in 200 components = 0.000411189 Jy ! Clean residual min=-0.001292 max=0.001414 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0662101 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.0662101 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=0.077265Jy sigma=0.431442 ! Fit after self-cal, rms=0.077252Jy sigma=0.431331 wmodel J1520-3845_X_map.mod ! Writing 89 model components to file: J1520-3845_X_map.mod wobs J1520-3845_X_uvs.fits ! Writing UV FITS file: J1520-3845_X_uvs.fits wwins J1520-3845_X_map.win ! wwins: Wrote 6 windows to J1520-3845_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 = 0.000219237 Jy ! Component: 100 - total flux cleaned = 0.000282914 Jy ! Component: 150 - total flux cleaned = 0.000322368 Jy ! Component: 200 - total flux cleaned = 0.000359746 Jy ! Component: 250 - total flux cleaned = 0.000396057 Jy ! Component: 300 - total flux cleaned = 0.000396144 Jy ! Component: 350 - total flux cleaned = 0.000496736 Jy ! Component: 400 - total flux cleaned = 0.00056179 Jy ! Component: 450 - total flux cleaned = 0.000673121 Jy ! Component: 500 - total flux cleaned = 0.000797162 Jy ! Component: 550 - total flux cleaned = 0.000933464 Jy ! Component: 600 - total flux cleaned = 0.00106683 Jy ! Component: 650 - total flux cleaned = 0.00116834 Jy ! Component: 700 - total flux cleaned = 0.00123927 Jy ! Component: 750 - total flux cleaned = 0.00135112 Jy ! Component: 800 - total flux cleaned = 0.00144691 Jy ! Component: 850 - total flux cleaned = 0.00150092 Jy ! Component: 900 - total flux cleaned = 0.00159401 Jy ! Component: 950 - total flux cleaned = 0.00171158 Jy ! Component: 1000 - total flux cleaned = 0.00181419 Jy ! Component: 1050 - total flux cleaned = 0.00191479 Jy ! Component: 1100 - total flux cleaned = 0.0019767 Jy ! Component: 1150 - total flux cleaned = 0.00206213 Jy ! Component: 1200 - total flux cleaned = 0.00212228 Jy ! Component: 1250 - total flux cleaned = 0.00220533 Jy ! Component: 1300 - total flux cleaned = 0.00231071 Jy ! Component: 1350 - total flux cleaned = 0.0023914 Jy ! Component: 1400 - total flux cleaned = 0.00247122 Jy ! Component: 1450 - total flux cleaned = 0.0025502 Jy ! Component: 1500 - total flux cleaned = 0.00263938 Jy ! Component: 1550 - total flux cleaned = 0.00271651 Jy ! Component: 1600 - total flux cleaned = 0.00281452 Jy ! Component: 1650 - total flux cleaned = 0.00292213 Jy ! Component: 1700 - total flux cleaned = 0.00300725 Jy ! Component: 1750 - total flux cleaned = 0.00311249 Jy ! Component: 1800 - total flux cleaned = 0.00319583 Jy ! Component: 1850 - total flux cleaned = 0.00331961 Jy ! Component: 1900 - total flux cleaned = 0.00342151 Jy ! Component: 1950 - total flux cleaned = 0.00350229 Jy ! Component: 2000 - total flux cleaned = 0.00358238 Jy ! Component: 2050 - total flux cleaned = 0.00371106 Jy ! Component: 2100 - total flux cleaned = 0.00379937 Jy ! Component: 2150 - total flux cleaned = 0.00389652 Jy ! Component: 2200 - total flux cleaned = 0.00398323 Jy ! Component: 2250 - total flux cleaned = 0.00410726 Jy ! Component: 2300 - total flux cleaned = 0.0042112 Jy ! Component: 2350 - total flux cleaned = 0.0043237 Jy ! Component: 2400 - total flux cleaned = 0.00441661 Jy ! Component: 2450 - total flux cleaned = 0.00453635 Jy ! Component: 2500 - total flux cleaned = 0.00461861 Jy ! Component: 2550 - total flux cleaned = 0.00469131 Jy ! Component: 2600 - total flux cleaned = 0.0048262 Jy ! Component: 2650 - total flux cleaned = 0.00493327 Jy ! Component: 2700 - total flux cleaned = 0.00502172 Jy ! Component: 2750 - total flux cleaned = 0.00513577 Jy ! Component: 2800 - total flux cleaned = 0.00521418 Jy ! Component: 2850 - total flux cleaned = 0.0053265 Jy ! Component: 2900 - total flux cleaned = 0.00542087 Jy ! Component: 2950 - total flux cleaned = 0.0054975 Jy ! Component: 3000 - total flux cleaned = 0.0056073 Jy ! Component: 3050 - total flux cleaned = 0.0056827 Jy ! Component: 3100 - total flux cleaned = 0.0057743 Jy ! Component: 3150 - total flux cleaned = 0.00585709 Jy ! Component: 3200 - total flux cleaned = 0.00592291 Jy ! Component: 3250 - total flux cleaned = 0.00602914 Jy ! Component: 3300 - total flux cleaned = 0.0061022 Jy ! Component: 3350 - total flux cleaned = 0.00619893 Jy ! Component: 3400 - total flux cleaned = 0.00626307 Jy ! Component: 3450 - total flux cleaned = 0.00634278 Jy ! Component: 3500 - total flux cleaned = 0.00642202 Jy ! Component: 3550 - total flux cleaned = 0.00650084 Jy ! Component: 3600 - total flux cleaned = 0.0065557 Jy ! Component: 3650 - total flux cleaned = 0.00664922 Jy ! Component: 3700 - total flux cleaned = 0.00671897 Jy ! Component: 3750 - total flux cleaned = 0.00677303 Jy ! Component: 3800 - total flux cleaned = 0.00687283 Jy ! Component: 3850 - total flux cleaned = 0.0069568 Jy ! Component: 3900 - total flux cleaned = 0.00702516 Jy ! Component: 3950 - total flux cleaned = 0.00712345 Jy ! Component: 4000 - total flux cleaned = 0.00719864 Jy ! Component: 4050 - total flux cleaned = 0.00727365 Jy ! Total flux subtracted in 4096 components = 0.00732592 Jy ! Clean residual min=-0.000424 max=0.000494 Jy/beam ! Clean residual mean=0.000002 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0735361 Jy keep ! Adding 251 model components to the UV plane model. ! The established model now contains 339 components and 0.0735361 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1520-3845_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9844 x 3.422 at 10.36 degrees (North through East) ! Clean map min=-0.0021322 max=0.047932 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1520-3845_X_map.fits wmodel /image_prod/ug002_uva//J1520-3845_X_map.mod ! Writing 339 model components to file: /image_prod/ug002_uva//J1520-3845_X_map.mod wobs /image_prod/ug002_uva//J1520-3845_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1520-3845_X_uvs.fits wwins /image_prod/ug002_uva//J1520-3845_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1520-3845_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0479315 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000130647 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.81771 0.81771 1.63542 3.27084 6.54168 13.0834 26.1667 52.3335 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.047 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 366.878 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1520-3845_X_dfm.log closed on Thu Mar 5 02:12:31 2020