! Started logfile: /image_prod/ug002_uvm//J1742-3341_X_a_dfm.log on Wed Mar 4 17:32:34 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_uvm//J1742-3341_X_a_uvm.fits ! Reading UV FITS file: /image_prod/ug002_uvm//J1742-3341_X_a_uvm.fits ! AN table 1: 74 integrations on 10 of 10 possible baselines. ! AN table 2: 120 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.889264 visibilities/baseline/integration-bin. ! Found source: J1742-3341 ! ! 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 108 lines of history. ! ! Reading 34788 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 J1742-3341_X_a] 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 2. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003895Jy sigma=8.398996 ! Fit after self-cal, rms=0.948989Jy sigma=7.931618 ! 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=1.875 mas, bmaj=8.252 mas, bpa=1.154 degrees ! Estimated noise=1.33432 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 = 0.0416002 Jy ! Component: 100 - total flux cleaned = 0.0508557 Jy ! Total flux subtracted in 100 components = 0.0508557 Jy ! Clean residual min=-0.004598 max=0.004472 Jy/beam ! Clean residual mean=0.000025 rms=0.001402 Jy/beam ! Combined flux in latest and established models = 0.0508557 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0508557 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=0.064281Jy sigma=0.493572 ! Fit after self-cal, rms=0.063003Jy sigma=0.482361 ! 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=2.247 mas, bmaj=9.016 mas, bpa=2.679 degrees ! Estimated noise=0.461851 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 = 0.00506452 Jy ! Component: 100 - total flux cleaned = 0.00766267 Jy ! Component: 150 - total flux cleaned = 0.0091691 Jy ! Component: 200 - total flux cleaned = 0.00996817 Jy ! Total flux subtracted in 200 components = 0.00996817 Jy ! Clean residual min=-0.002553 max=0.002645 Jy/beam ! Clean residual mean=0.000008 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.0608239 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 47 components and 0.0608239 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=0.062622Jy sigma=0.478746 ! Fit after self-cal, rms=0.062667Jy sigma=0.478279 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.247 x 9.016 at 2.679 degrees (North through East) ! Clean map min=-0.0024779 max=0.055061 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.95 KP 0.87 NL 1.46 ! OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.02 KP 1.02 LA 1.02 ! NL 0.87 OV 1.09 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00 KP 0.87 NL 1.65 ! OV 0.86 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.12 KP 1.03 LA 1.04 ! NL 0.89 OV 1.07 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 1.01 KP 0.89 NL 1.39 ! OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.19 FD 1.14 KP 0.99 LA 1.00 ! NL 0.89 OV 1.15 PT 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 KP 0.90 NL 1.41 ! OV 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.06 KP 0.99 LA 1.10 ! NL 0.91 OV 1.12 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.99 KP 0.88 NL 1.36 ! OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.10 KP 0.95 LA 1.11 ! NL 0.83 OV 1.13 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.92 KP 0.95 NL 1.33 ! OV 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.15 KP 1.07 LA 1.02 ! NL 0.83 OV 1.07 PT 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.92 KP 0.85 NL 1.40 ! OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.08 KP 1.03 LA 1.06 ! NL 0.90 OV 1.09 PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.93 KP 0.90 NL 1.31 ! OV 0.79 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.17 FD 1.10 KP 1.00 LA 1.05 ! NL 0.86 OV 1.08 PT 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.97 KP 0.87 NL 1.28 ! OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 KP 1.05 LA 1.04 ! NL 0.89 OV 1.11 PT 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.81 FD 0.95 KP 0.82 NL 1.44 ! OV 0.85 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 KP 0.99 LA 1.12 ! NL 0.74 OV 1.09 PT 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.95 KP 0.91 NL 1.33 ! OV 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.03 KP 1.00 LA 1.02 ! NL 0.85 OV 1.09 PT 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.88 KP 0.89 NL 1.37 ! OV 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 KP 1.04 LA 1.05 ! NL 0.82 OV 1.02 PT 0.97 ! ! ! Fit before self-cal, rms=0.062667Jy sigma=0.478279 ! Fit after self-cal, rms=0.060545Jy sigma=0.472152 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.25 mas, bmaj=8.922 mas, bpa=2.534 degrees ! Estimated noise=0.456432 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 (7.6, -22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141919 Jy ! Component: 100 - total flux cleaned = 0.00159985 Jy ! Component: 150 - total flux cleaned = 0.00172422 Jy ! Component: 200 - total flux cleaned = 0.00184872 Jy ! Total flux subtracted in 200 components = 0.00184872 Jy ! Clean residual min=-0.000981 max=0.001070 Jy/beam ! Clean residual mean=0.000003 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0626726 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 77 components and 0.0626726 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=0.060483Jy sigma=0.471730 ! Fit after self-cal, rms=0.060607Jy sigma=0.470998 ! 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=0.060607Jy sigma=0.470998 ! Fit after self-cal, rms=0.059993Jy sigma=0.470689 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.231 mas, bmaj=8.864 mas, bpa=2.437 degrees ! Estimated noise=0.45613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000774745 Jy ! Component: 100 - total flux cleaned = 0.00112091 Jy ! Component: 150 - total flux cleaned = 0.00128753 Jy ! Component: 200 - total flux cleaned = 0.0013075 Jy ! Total flux subtracted in 200 components = 0.0013075 Jy ! Clean residual min=-0.000890 max=0.000935 Jy/beam ! Clean residual mean=0.000003 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0639801 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 94 components and 0.0639801 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=0.059964Jy sigma=0.470482 ! Fit after self-cal, rms=0.059992Jy sigma=0.470397 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 = -9.40692e-05 Jy ! Component: 100 - total flux cleaned = -7.33044e-05 Jy ! Component: 150 - total flux cleaned = -0.000110462 Jy ! Component: 200 - total flux cleaned = -0.000110306 Jy ! Total flux subtracted in 200 components = -0.000110306 Jy ! Clean residual min=-0.000887 max=0.000940 Jy/beam ! Clean residual mean=0.000003 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0638698 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 114 components and 0.0638698 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=0.059977Jy sigma=0.470298 ! Fit after self-cal, rms=0.059974Jy sigma=0.470282 ! 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=0.059974Jy sigma=0.470282 ! Fit after self-cal, rms=0.059638Jy sigma=0.469704 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.218 mas, bmaj=8.866 mas, bpa=2.533 degrees ! Estimated noise=0.455935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000708867 Jy ! Component: 100 - total flux cleaned = 0.00108407 Jy ! Component: 150 - total flux cleaned = 0.00124873 Jy ! Component: 200 - total flux cleaned = 0.00135136 Jy ! Total flux subtracted in 200 components = 0.00135136 Jy ! Clean residual min=-0.000773 max=0.000758 Jy/beam ! Clean residual mean=0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0652212 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 127 components and 0.0652212 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=0.059625Jy sigma=0.469603 ! Fit after self-cal, rms=0.059666Jy sigma=0.469460 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.48933e-05 Jy ! Component: 100 - total flux cleaned = 0.000100612 Jy ! Component: 150 - total flux cleaned = 0.000100916 Jy ! Component: 200 - total flux cleaned = 0.000113488 Jy ! Total flux subtracted in 200 components = 0.000113488 Jy ! Clean residual min=-0.000797 max=0.000754 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0653347 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 151 components and 0.0653347 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=0.059659Jy sigma=0.469406 ! Fit after self-cal, rms=0.059658Jy sigma=0.469398 ! 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=0.059658Jy sigma=0.469398 ! Fit after self-cal, rms=0.059473Jy sigma=0.469324 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.575 mas, bmaj=9.463 mas, bpa=3.459 degrees ! Estimated noise=0.464178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467863 Jy ! Component: 100 - total flux cleaned = 0.000815472 Jy ! Component: 150 - total flux cleaned = 0.000985679 Jy ! Component: 200 - total flux cleaned = 0.00104479 Jy ! Total flux subtracted in 200 components = 0.00104479 Jy ! Clean residual min=-0.000664 max=0.000731 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0663795 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 167 components and 0.0663795 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=0.059466Jy sigma=0.469274 ! Fit after self-cal, rms=0.059491Jy sigma=0.469250 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 = 0.000120926 Jy ! Component: 100 - total flux cleaned = 0.000129898 Jy ! Component: 150 - total flux cleaned = 0.000146144 Jy ! Component: 200 - total flux cleaned = 0.000138676 Jy ! Total flux subtracted in 200 components = 0.000138676 Jy ! Clean residual min=-0.000667 max=0.000728 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0665182 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 180 components and 0.0665182 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=0.059488Jy sigma=0.469228 ! Fit after self-cal, rms=0.059486Jy sigma=0.469227 ! 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=2.209 mas, bmaj=8.859 mas, bpa=2.571 degrees ! Estimated noise=0.45586 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.209 x 8.859 at 2.571 degrees (North through East) ! Clean map min=-0.0018643 max=0.055013 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=1.861 mas, bmaj=8.087 mas, bpa=1.19 degrees ! Estimated noise=1.28226 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408631 Jy ! Component: 100 - total flux cleaned = 0.0509001 Jy ! Component: 150 - total flux cleaned = 0.0561458 Jy ! Component: 200 - total flux cleaned = 0.0582689 Jy ! Total flux subtracted in 200 components = 0.0582689 Jy ! Clean residual min=-0.002638 max=0.002654 Jy/beam ! Clean residual mean=0.000014 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.0582689 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.0582689 Jy ! Inverting map and beam ! Estimated beam: bmin=2.209 mas, bmaj=8.859 mas, bpa=2.571 degrees ! Estimated noise=0.45586 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 = 0.0033353 Jy ! Component: 100 - total flux cleaned = 0.00527249 Jy ! Component: 150 - total flux cleaned = 0.00629732 Jy ! Component: 200 - total flux cleaned = 0.00681896 Jy ! Total flux subtracted in 200 components = 0.00681896 Jy ! Clean residual min=-0.001190 max=0.001161 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0650879 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 72 components and 0.0650879 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=2.575 mas, bmaj=9.463 mas, bpa=3.459 degrees ! Estimated noise=0.464178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00056825 Jy ! Component: 100 - total flux cleaned = 0.000768583 Jy ! Component: 150 - total flux cleaned = 0.000938723 Jy ! Component: 200 - total flux cleaned = 0.00106698 Jy ! Total flux subtracted in 200 components = 0.00106698 Jy ! Clean residual min=-0.000884 max=0.000901 Jy/beam ! Clean residual mean=0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0661549 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 = 0.000116663 Jy ! Component: 100 - total flux cleaned = 0.000240579 Jy ! Component: 150 - total flux cleaned = 0.00032194 Jy ! Component: 200 - total flux cleaned = 0.00039651 Jy ! Total flux subtracted in 200 components = 0.00039651 Jy ! Clean residual min=-0.000824 max=0.000822 Jy/beam ! Clean residual mean=0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0665514 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 136 components and 0.0665514 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.209 mas, bmaj=8.859 mas, bpa=2.571 degrees ! Estimated noise=0.45586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.5928e-06 Jy ! Component: 100 - total flux cleaned = 9.05395e-06 Jy ! Component: 150 - total flux cleaned = 2.52475e-05 Jy ! Component: 200 - total flux cleaned = 4.03135e-05 Jy ! Total flux subtracted in 200 components = 4.03135e-05 Jy ! Clean residual min=-0.000818 max=0.000796 Jy/beam ! Clean residual mean=0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0665917 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 164 components and 0.0665917 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=0.059496Jy sigma=0.469319 ! Fit after self-cal, rms=0.059483Jy sigma=0.469291 wmodel J1742-3341_X_a_map.mod ! Writing 164 model components to file: J1742-3341_X_a_map.mod wobs J1742-3341_X_a_uvs.fits ! Writing UV FITS file: J1742-3341_X_a_uvs.fits wwins J1742-3341_X_a_map.win ! wwins: Wrote 2 windows to J1742-3341_X_a_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 = -0.000277601 Jy ! Component: 100 - total flux cleaned = -0.000413177 Jy ! Component: 150 - total flux cleaned = -0.000476232 Jy ! Component: 200 - total flux cleaned = -0.000546648 Jy ! Component: 250 - total flux cleaned = -0.000624293 Jy ! Component: 300 - total flux cleaned = -0.000634764 Jy ! Component: 350 - total flux cleaned = -0.000634949 Jy ! Component: 400 - total flux cleaned = -0.000644972 Jy ! Component: 450 - total flux cleaned = -0.000625692 Jy ! Component: 500 - total flux cleaned = -0.000588504 Jy ! Component: 550 - total flux cleaned = -0.000579184 Jy ! Component: 600 - total flux cleaned = -0.000561459 Jy ! Component: 650 - total flux cleaned = -0.000570017 Jy ! Component: 700 - total flux cleaned = -0.000570099 Jy ! Component: 750 - total flux cleaned = -0.00058665 Jy ! Component: 800 - total flux cleaned = -0.000602797 Jy ! Component: 850 - total flux cleaned = -0.00063385 Jy ! Component: 900 - total flux cleaned = -0.000656722 Jy ! Component: 950 - total flux cleaned = -0.000671632 Jy ! Component: 1000 - total flux cleaned = -0.000722483 Jy ! Component: 1050 - total flux cleaned = -0.000694057 Jy ! Component: 1100 - total flux cleaned = -0.000708058 Jy ! Component: 1150 - total flux cleaned = -0.000728444 Jy ! Component: 1200 - total flux cleaned = -0.000735154 Jy ! Component: 1250 - total flux cleaned = -0.000748221 Jy ! Component: 1300 - total flux cleaned = -0.000761178 Jy ! Component: 1350 - total flux cleaned = -0.000773866 Jy ! Component: 1400 - total flux cleaned = -0.000773836 Jy ! Component: 1450 - total flux cleaned = -0.000755226 Jy ! Component: 1500 - total flux cleaned = -0.000743112 Jy ! Component: 1550 - total flux cleaned = -0.000743134 Jy ! Component: 1600 - total flux cleaned = -0.000719468 Jy ! Component: 1650 - total flux cleaned = -0.000736994 Jy ! Component: 1700 - total flux cleaned = -0.00071972 Jy ! Component: 1750 - total flux cleaned = -0.000702732 Jy ! Component: 1800 - total flux cleaned = -0.000719507 Jy ! Component: 1850 - total flux cleaned = -0.000691812 Jy ! Component: 1900 - total flux cleaned = -0.000686261 Jy ! Component: 1950 - total flux cleaned = -0.000670015 Jy ! Component: 2000 - total flux cleaned = -0.000648665 Jy ! Component: 2050 - total flux cleaned = -0.000632929 Jy ! Component: 2100 - total flux cleaned = -0.0006277 Jy ! Component: 2150 - total flux cleaned = -0.000617331 Jy ! Component: 2200 - total flux cleaned = -0.000617255 Jy ! Component: 2250 - total flux cleaned = -0.000607233 Jy ! Component: 2300 - total flux cleaned = -0.000622169 Jy ! Component: 2350 - total flux cleaned = -0.000641881 Jy ! Component: 2400 - total flux cleaned = -0.000656489 Jy ! Component: 2450 - total flux cleaned = -0.000690204 Jy ! Component: 2500 - total flux cleaned = -0.000685331 Jy ! Component: 2550 - total flux cleaned = -0.000699482 Jy ! Component: 2600 - total flux cleaned = -0.000718228 Jy ! Component: 2650 - total flux cleaned = -0.000732162 Jy ! Component: 2700 - total flux cleaned = -0.000745905 Jy ! Component: 2750 - total flux cleaned = -0.000759493 Jy ! Component: 2800 - total flux cleaned = -0.000754909 Jy ! Component: 2850 - total flux cleaned = -0.000750445 Jy ! Component: 2900 - total flux cleaned = -0.000759296 Jy ! Component: 2950 - total flux cleaned = -0.000785656 Jy ! Component: 3000 - total flux cleaned = -0.000785618 Jy ! Component: 3050 - total flux cleaned = -0.000794223 Jy ! Component: 3100 - total flux cleaned = -0.000794173 Jy ! Component: 3150 - total flux cleaned = -0.000806879 Jy ! Component: 3200 - total flux cleaned = -0.000815302 Jy ! Component: 3250 - total flux cleaned = -0.000815335 Jy ! Component: 3300 - total flux cleaned = -0.000831883 Jy ! Component: 3350 - total flux cleaned = -0.000840073 Jy ! Component: 3400 - total flux cleaned = -0.000844151 Jy ! Component: 3450 - total flux cleaned = -0.00086028 Jy ! Component: 3500 - total flux cleaned = -0.000864301 Jy ! Component: 3550 - total flux cleaned = -0.000856318 Jy ! Component: 3600 - total flux cleaned = -0.000860273 Jy ! Component: 3650 - total flux cleaned = -0.000860281 Jy ! Component: 3700 - total flux cleaned = -0.000875907 Jy ! Component: 3750 - total flux cleaned = -0.000883623 Jy ! Component: 3800 - total flux cleaned = -0.00087977 Jy ! Component: 3850 - total flux cleaned = -0.000891219 Jy ! Component: 3900 - total flux cleaned = -0.000887429 Jy ! Component: 3950 - total flux cleaned = -0.00089494 Jy ! Component: 4000 - total flux cleaned = -0.000913672 Jy ! Component: 4050 - total flux cleaned = -0.000917368 Jy ! Total flux subtracted in 4096 components = -0.000924792 Jy ! Clean residual min=-0.000240 max=0.000204 Jy/beam ! Clean residual mean=0.000001 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0656669 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 461 components and 0.0656669 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uvm//J1742-3341_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.209 x 8.859 at 2.571 degrees (North through East) ! Clean map min=-0.0015481 max=0.054342 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uvm//J1742-3341_X_a_map.fits wmodel /image_prod/ug002_uvm//J1742-3341_X_a_map.mod ! Writing 461 model components to file: /image_prod/ug002_uvm//J1742-3341_X_a_map.mod wobs /image_prod/ug002_uvm//J1742-3341_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uvm//J1742-3341_X_a_uvs.fits wwins /image_prod/ug002_uvm//J1742-3341_X_a_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uvm//J1742-3341_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.054342 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.51808e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.415042 0.415042 0.830084 1.66017 3.32034 6.64067 13.2813 26.5627 53.1254 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 722.818 quit ! Quitting program ! Log file /image_prod/ug002_uvm//J1742-3341_X_a_dfm.log closed on Wed Mar 4 17:32:40 2020