! Started logfile: /image_prod/ug002_uva//J1946+2300_X_dfm.log on Thu Mar 5 04:23:59 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//J1946+2300_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1946+2300_X_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.984691 visibilities/baseline/integration-bin. ! Found source: J1946+2300 ! ! 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 47856 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 J1946+2300_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.005834Jy sigma=9.320078 ! Fit after self-cal, rms=0.886169Jy sigma=8.204472 ! 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=0.708 mas, bmaj=1.473 mas, bpa=-3.966 degrees ! Estimated noise=0.792222 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 = 0.0877876 Jy ! Component: 100 - total flux cleaned = 0.108754 Jy ! Total flux subtracted in 100 components = 0.108754 Jy ! Clean residual min=-0.003926 max=0.008782 Jy/beam ! Clean residual mean=-0.000000 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.108754 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.108754 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=0.059650Jy sigma=0.508957 ! Fit after self-cal, rms=0.059619Jy sigma=0.508537 ! Inverting map ! Added new window around map position (-1, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00948997 Jy ! Component: 100 - total flux cleaned = 0.0148806 Jy ! Total flux subtracted in 100 components = 0.0148806 Jy ! Clean residual min=-0.003759 max=0.004203 Jy/beam ! Clean residual mean=-0.000001 rms=0.000750 Jy/beam ! Combined flux in latest and established models = 0.123634 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.123634 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=0.057985Jy sigma=0.490958 ! Fit after self-cal, rms=0.057949Jy sigma=0.490554 ! 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=0.93 mas, bmaj=1.815 mas, bpa=-3.712 degrees ! Estimated noise=0.355871 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0052287 Jy ! Component: 100 - total flux cleaned = 0.00853437 Jy ! Component: 150 - total flux cleaned = 0.00999065 Jy ! Component: 200 - total flux cleaned = 0.0105933 Jy ! Total flux subtracted in 200 components = 0.0105933 Jy ! Clean residual min=-0.002875 max=0.003984 Jy/beam ! Clean residual mean=-0.000001 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.134227 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 38 components and 0.134227 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=0.057354Jy sigma=0.484807 ! Fit after self-cal, rms=0.057323Jy sigma=0.484463 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.93 x 1.815 at -3.712 degrees (North through East) ! Clean map min=-0.00262 max=0.11517 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.87 KP 1.05 ! LA 1.02 MK 1.06 NL 1.11 OV 0.94 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.84 KP 1.07 ! LA 1.02 MK 1.08 NL 1.11 OV 0.94 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.87 KP 1.04 ! LA 1.02 MK 1.05 NL 1.13 OV 0.92 ! PT 0.89 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.87 KP 1.04 ! LA 1.02 MK 1.03 NL 1.13 OV 0.93 ! PT 0.91 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.85 KP 1.05 ! LA 1.00 MK 1.05 NL 1.14 OV 0.94 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.85 KP 1.04 ! LA 1.04 MK 1.05 NL 1.13 OV 0.93 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.86 KP 1.03 ! LA 1.03 MK 1.05 NL 1.12 OV 0.91 ! PT 0.90 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.86 KP 1.05 ! LA 1.02 MK 1.06 NL 1.12 OV 0.91 ! PT 0.91 SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.87 KP 1.06 ! LA 1.01 MK 1.05 NL 1.15 OV 0.90 ! PT 0.91 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 HN 0.86 KP 1.05 ! LA 1.02 MK 1.05 NL 1.13 OV 0.95 ! PT 0.90 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.86 KP 1.07 ! LA 1.01 MK 1.06 NL 1.12 OV 0.95 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.85 KP 1.05 ! LA 1.03 MK 1.09 NL 1.11 OV 0.93 ! PT 0.90 SC 1.03 ! ! ! Fit before self-cal, rms=0.057323Jy sigma=0.484463 ! Fit after self-cal, rms=0.055057Jy sigma=0.470040 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9374 mas, bmaj=1.823 mas, bpa=-3.91 degrees ! Estimated noise=0.351731 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 (-1.8, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00173217 Jy ! Component: 100 - total flux cleaned = 0.0024267 Jy ! Component: 150 - total flux cleaned = 0.00292519 Jy ! Component: 200 - total flux cleaned = 0.00319071 Jy ! Total flux subtracted in 200 components = 0.00319071 Jy ! Clean residual min=-0.001410 max=0.001342 Jy/beam ! Clean residual mean=-0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.137418 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.137418 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=0.054960Jy sigma=0.468800 ! Fit after self-cal, rms=0.054989Jy sigma=0.468579 ! 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=0.054989Jy sigma=0.468579 ! Fit after self-cal, rms=0.056248Jy sigma=0.465994 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9371 mas, bmaj=1.818 mas, bpa=-3.946 degrees ! Estimated noise=0.352305 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000189225 Jy ! Component: 100 - total flux cleaned = 0.000402613 Jy ! Component: 150 - total flux cleaned = 0.00065829 Jy ! Component: 200 - total flux cleaned = 0.000915146 Jy ! Total flux subtracted in 200 components = 0.000915146 Jy ! Clean residual min=-0.000805 max=0.000918 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.138333 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 80 components and 0.138333 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=0.056211Jy sigma=0.465559 ! Fit after self-cal, rms=0.056233Jy sigma=0.465505 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 (-25.4, 49.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000668588 Jy ! Component: 100 - total flux cleaned = 0.000865146 Jy ! Component: 150 - total flux cleaned = 0.00103272 Jy ! Component: 200 - total flux cleaned = 0.00106489 Jy ! Total flux subtracted in 200 components = 0.00106489 Jy ! Clean residual min=-0.000777 max=0.000759 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.139398 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 99 components and 0.139398 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=0.056217Jy sigma=0.465326 ! Fit after self-cal, rms=0.056216Jy sigma=0.465316 ! 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=0.056216Jy sigma=0.465316 ! Fit after self-cal, rms=0.056425Jy sigma=0.465246 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9376 mas, bmaj=1.817 mas, bpa=-3.896 degrees ! Estimated noise=0.352482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237719 Jy ! Component: 100 - total flux cleaned = 0.000371118 Jy ! Component: 150 - total flux cleaned = 0.000469322 Jy ! Component: 200 - total flux cleaned = 0.000527244 Jy ! Total flux subtracted in 200 components = 0.000527244 Jy ! Clean residual min=-0.000754 max=0.000738 Jy/beam ! Clean residual mean=-0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.139925 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 108 components and 0.139925 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=0.056415Jy sigma=0.465129 ! Fit after self-cal, rms=0.056418Jy sigma=0.465122 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 = 0.000101551 Jy ! Component: 100 - total flux cleaned = 0.000127898 Jy ! Component: 150 - total flux cleaned = 0.000139854 Jy ! Component: 200 - total flux cleaned = 0.000140438 Jy ! Total flux subtracted in 200 components = 0.000140438 Jy ! Clean residual min=-0.000742 max=0.000740 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.140066 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 112 components and 0.140066 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=0.056413Jy sigma=0.465066 ! Fit after self-cal, rms=0.056412Jy sigma=0.465064 ! 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=0.056412Jy sigma=0.465064 ! Fit after self-cal, rms=0.056526Jy sigma=0.465050 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.153 mas, bmaj=2.771 mas, bpa=-5.309 degrees ! Estimated noise=0.436179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000261821 Jy ! Component: 100 - total flux cleaned = 0.000225626 Jy ! Component: 150 - total flux cleaned = 0.000234723 Jy ! Component: 200 - total flux cleaned = 0.000248584 Jy ! Total flux subtracted in 200 components = 0.000248584 Jy ! Clean residual min=-0.000798 max=0.000940 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.140314 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 129 components and 0.140314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056524Jy sigma=0.465025 ! Fit after self-cal, rms=0.056525Jy sigma=0.465023 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 = 2.49512e-05 Jy ! Component: 100 - total flux cleaned = 2.44339e-05 Jy ! Component: 150 - total flux cleaned = 3.03497e-05 Jy ! Component: 200 - total flux cleaned = 3.57729e-05 Jy ! Total flux subtracted in 200 components = 3.57729e-05 Jy ! Clean residual min=-0.000810 max=0.000945 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.14035 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 138 components and 0.14035 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056524Jy sigma=0.465015 ! Fit after self-cal, rms=0.056524Jy sigma=0.465013 ! 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=0.9375 mas, bmaj=1.816 mas, bpa=-3.883 degrees ! Estimated noise=0.352769 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9375 x 1.816 at -3.883 degrees (North through East) ! Clean map min=-0.00073121 max=0.11429 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=0.7132 mas, bmaj=1.478 mas, bpa=-4.258 degrees ! Estimated noise=0.789643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0873925 Jy ! Component: 100 - total flux cleaned = 0.108434 Jy ! Component: 150 - total flux cleaned = 0.118245 Jy ! Component: 200 - total flux cleaned = 0.123672 Jy ! Total flux subtracted in 200 components = 0.123672 Jy ! Clean residual min=-0.001947 max=0.002758 Jy/beam ! Clean residual mean=0.000000 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.123672 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.123672 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9375 mas, bmaj=1.816 mas, bpa=-3.883 degrees ! Estimated noise=0.352769 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 = 0.00468198 Jy ! Component: 100 - total flux cleaned = 0.00742595 Jy ! Component: 150 - total flux cleaned = 0.00933187 Jy ! Component: 200 - total flux cleaned = 0.0107624 Jy ! Total flux subtracted in 200 components = 0.0107624 Jy ! Clean residual min=-0.000939 max=0.000954 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.134434 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 50 components and 0.134434 Jy ! Inverting map ! Added new window around map position (-3.4, 4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116152 Jy ! Component: 100 - total flux cleaned = 0.00209797 Jy ! Component: 150 - total flux cleaned = 0.00287224 Jy ! Component: 200 - total flux cleaned = 0.00352334 Jy ! Total flux subtracted in 200 components = 0.00352334 Jy ! Clean residual min=-0.000810 max=0.000752 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.137958 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 76 components and 0.137958 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.153 mas, bmaj=2.771 mas, bpa=-5.309 degrees ! Estimated noise=0.436179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000765053 Jy ! Component: 100 - total flux cleaned = 0.00126442 Jy ! Component: 150 - total flux cleaned = 0.00164672 Jy ! Component: 200 - total flux cleaned = 0.00184276 Jy ! Total flux subtracted in 200 components = 0.00184276 Jy ! Clean residual min=-0.000857 max=0.000889 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.139801 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 = 0.000146142 Jy ! Component: 100 - total flux cleaned = 0.000219771 Jy ! Component: 150 - total flux cleaned = 0.00027788 Jy ! Component: 200 - total flux cleaned = 0.00032331 Jy ! Total flux subtracted in 200 components = 0.00032331 Jy ! Clean residual min=-0.000828 max=0.000909 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.140124 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 122 components and 0.140124 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9375 mas, bmaj=1.816 mas, bpa=-3.883 degrees ! Estimated noise=0.352769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.97666e-05 Jy ! Component: 100 - total flux cleaned = 0.000101061 Jy ! Component: 150 - total flux cleaned = 0.000114204 Jy ! Component: 200 - total flux cleaned = 0.000138327 Jy ! Total flux subtracted in 200 components = 0.000138327 Jy ! Clean residual min=-0.000753 max=0.000726 Jy/beam ! Clean residual mean=-0.000000 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.140262 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 141 components and 0.140262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056524Jy sigma=0.464995 ! Fit after self-cal, rms=0.056520Jy sigma=0.464981 wmodel J1946+2300_X_map.mod ! Writing 141 model components to file: J1946+2300_X_map.mod wobs J1946+2300_X_uvs.fits ! Writing UV FITS file: J1946+2300_X_uvs.fits wwins J1946+2300_X_map.win ! wwins: Wrote 6 windows to J1946+2300_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 = 0.00027696 Jy ! Component: 100 - total flux cleaned = 0.000328296 Jy ! Component: 150 - total flux cleaned = 0.000352846 Jy ! Component: 200 - total flux cleaned = 0.000329449 Jy ! Component: 250 - total flux cleaned = 0.000318252 Jy ! Component: 300 - total flux cleaned = 0.000385861 Jy ! Component: 350 - total flux cleaned = 0.000396822 Jy ! Component: 400 - total flux cleaned = 0.000429344 Jy ! Component: 450 - total flux cleaned = 0.00044005 Jy ! Component: 500 - total flux cleaned = 0.000492491 Jy ! Component: 550 - total flux cleaned = 0.000502714 Jy ! Component: 600 - total flux cleaned = 0.000523255 Jy ! Component: 650 - total flux cleaned = 0.000543481 Jy ! Component: 700 - total flux cleaned = 0.000533442 Jy ! Component: 750 - total flux cleaned = 0.00052365 Jy ! Component: 800 - total flux cleaned = 0.000523557 Jy ! Component: 850 - total flux cleaned = 0.000523365 Jy ! Component: 900 - total flux cleaned = 0.000485168 Jy ! Component: 950 - total flux cleaned = 0.000522877 Jy ! Component: 1000 - total flux cleaned = 0.000457568 Jy ! Component: 1050 - total flux cleaned = 0.000476165 Jy ! Component: 1100 - total flux cleaned = 0.000467084 Jy ! Component: 1150 - total flux cleaned = 0.000430862 Jy ! Component: 1200 - total flux cleaned = 0.000439911 Jy ! Component: 1250 - total flux cleaned = 0.000439886 Jy ! Component: 1300 - total flux cleaned = 0.000413582 Jy ! Component: 1350 - total flux cleaned = 0.000430988 Jy ! Component: 1400 - total flux cleaned = 0.000422396 Jy ! Component: 1450 - total flux cleaned = 0.000422407 Jy ! Component: 1500 - total flux cleaned = 0.000414049 Jy ! Component: 1550 - total flux cleaned = 0.000422445 Jy ! Component: 1600 - total flux cleaned = 0.000397405 Jy ! Component: 1650 - total flux cleaned = 0.000414047 Jy ! Component: 1700 - total flux cleaned = 0.000381223 Jy ! Component: 1750 - total flux cleaned = 0.000389419 Jy ! Component: 1800 - total flux cleaned = 0.000405468 Jy ! Component: 1850 - total flux cleaned = 0.000349365 Jy ! Component: 1900 - total flux cleaned = 0.000381138 Jy ! Component: 1950 - total flux cleaned = 0.000357415 Jy ! Component: 2000 - total flux cleaned = 0.000318156 Jy ! Component: 2050 - total flux cleaned = 0.000318143 Jy ! Component: 2100 - total flux cleaned = 0.000279444 Jy ! Component: 2150 - total flux cleaned = 0.000287158 Jy ! Component: 2200 - total flux cleaned = 0.000287183 Jy ! Component: 2250 - total flux cleaned = 0.000294687 Jy ! Component: 2300 - total flux cleaned = 0.000249549 Jy ! Component: 2350 - total flux cleaned = 0.000256966 Jy ! Component: 2400 - total flux cleaned = 0.000242078 Jy ! Component: 2450 - total flux cleaned = 0.000256807 Jy ! Component: 2500 - total flux cleaned = 0.000242073 Jy ! Component: 2550 - total flux cleaned = 0.000198256 Jy ! Component: 2600 - total flux cleaned = 0.000176572 Jy ! Component: 2650 - total flux cleaned = 0.000147773 Jy ! Component: 2700 - total flux cleaned = 0.000140594 Jy ! Component: 2750 - total flux cleaned = 0.000126334 Jy ! Component: 2800 - total flux cleaned = 0.000126314 Jy ! Component: 2850 - total flux cleaned = 7.0072e-05 Jy ! Component: 2900 - total flux cleaned = 4.2139e-05 Jy ! Component: 2950 - total flux cleaned = 4.91098e-05 Jy ! Component: 3000 - total flux cleaned = 4.21429e-05 Jy ! Component: 3050 - total flux cleaned = 7.83327e-06 Jy ! Component: 3100 - total flux cleaned = 2.83193e-05 Jy ! Component: 3150 - total flux cleaned = 7.95015e-06 Jy ! Component: 3200 - total flux cleaned = -1.9074e-05 Jy ! Component: 3250 - total flux cleaned = -1.23861e-05 Jy ! Component: 3300 - total flux cleaned = -2.58298e-05 Jy ! Component: 3350 - total flux cleaned = -6.57158e-05 Jy ! Component: 3400 - total flux cleaned = -5.9081e-05 Jy ! Component: 3450 - total flux cleaned = -7.88284e-05 Jy ! Component: 3500 - total flux cleaned = -8.53325e-05 Jy ! Component: 3550 - total flux cleaned = -8.53393e-05 Jy ! Component: 3600 - total flux cleaned = -6.5969e-05 Jy ! Component: 3650 - total flux cleaned = -0.000117576 Jy ! Component: 3700 - total flux cleaned = -0.000136784 Jy ! Component: 3750 - total flux cleaned = -0.000136772 Jy ! Component: 3800 - total flux cleaned = -0.000162201 Jy ! Component: 3850 - total flux cleaned = -0.000149566 Jy ! Component: 3900 - total flux cleaned = -0.000155889 Jy ! Component: 3950 - total flux cleaned = -0.000180928 Jy ! Component: 4000 - total flux cleaned = -0.000199579 Jy ! Component: 4050 - total flux cleaned = -0.000211976 Jy ! Total flux subtracted in 4096 components = -0.000224247 Jy ! Clean residual min=-0.000524 max=0.000374 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.140038 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 470 components and 0.140038 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1946+2300_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9375 x 1.816 at -3.883 degrees (North through East) ! Clean map min=-0.00051265 max=0.11427 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1946+2300_X_map.fits wmodel /image_prod/ug002_uva//J1946+2300_X_map.mod ! Writing 470 model components to file: /image_prod/ug002_uva//J1946+2300_X_map.mod wobs /image_prod/ug002_uva//J1946+2300_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1946+2300_X_uvs.fits wwins /image_prod/ug002_uva//J1946+2300_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1946+2300_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.114271 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000105604 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.277244 0.277244 0.554489 1.10898 2.21795 4.43591 8.87182 17.7436 35.4873 70.9745 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.114 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1082.08 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1946+2300_X_dfm.log closed on Thu Mar 5 04:24:05 2020