! Started logfile: /image_prod/ug002_uva//J2057-0719_X_dfm.log on Thu Mar 5 05:01:39 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//J2057-0719_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2057-0719_X_uva.fits ! AN table 1: 61 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.751366 visibilities/baseline/integration-bin. ! Found source: J2057-0719 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 19800 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 J2057-0719_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 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022491Jy sigma=8.130311 ! Fit after self-cal, rms=0.799992Jy sigma=6.284934 ! 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=0.6772 mas, bmaj=1.621 mas, bpa=3.196 degrees ! Estimated noise=1.15642 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 = 0.155747 Jy ! Component: 100 - total flux cleaned = 0.197932 Jy ! Total flux subtracted in 100 components = 0.197932 Jy ! Clean residual min=-0.009139 max=0.017220 Jy/beam ! Clean residual mean=-0.000001 rms=0.001988 Jy/beam ! Combined flux in latest and established models = 0.197932 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.197932 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=0.087310Jy sigma=0.621119 ! Fit after self-cal, rms=0.087319Jy sigma=0.620538 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0188976 Jy ! Component: 100 - total flux cleaned = 0.0299923 Jy ! Total flux subtracted in 100 components = 0.0299923 Jy ! Clean residual min=-0.007518 max=0.008661 Jy/beam ! Clean residual mean=-0.000001 rms=0.001557 Jy/beam ! Combined flux in latest and established models = 0.227924 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.227924 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=0.083316Jy sigma=0.583070 ! Fit after self-cal, rms=0.083357Jy sigma=0.582883 ! 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=0.8781 mas, bmaj=1.946 mas, bpa=5.363 degrees ! Estimated noise=0.650862 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 = 0.00520551 Jy ! Component: 100 - total flux cleaned = 0.00792869 Jy ! Component: 150 - total flux cleaned = 0.00914003 Jy ! Component: 200 - total flux cleaned = 0.00936754 Jy ! Total flux subtracted in 200 components = 0.00936754 Jy ! Clean residual min=-0.007755 max=0.009714 Jy/beam ! Clean residual mean=-0.000000 rms=0.001971 Jy/beam ! Combined flux in latest and established models = 0.237292 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.237292 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=0.082983Jy sigma=0.580670 ! Fit after self-cal, rms=0.083002Jy sigma=0.580603 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8781 x 1.946 at 5.363 degrees (North through East) ! Clean map min=-0.0072544 max=0.20479 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.95 HN 0.93 KP 0.98 ! LA 0.93 MK 1.05 NL 1.19 OV 0.98 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.93 KP 1.00 ! LA 0.95 MK 1.05 NL 1.18 OV 0.96 ! SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 0.96 KP 1.01 ! LA 0.96 MK 1.07 NL 1.16 OV 0.97 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.93 KP 1.01 ! LA 0.95 MK 1.08 NL 1.17 OV 0.98 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.96 KP 1.01 ! LA 0.95 MK 1.02 NL 1.18 OV 0.96 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.96 HN 0.94 KP 1.01 ! LA 0.94 MK 1.06 NL 1.17 OV 0.97 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.95 HN 0.96 KP 1.00 ! LA 0.95 MK 1.10 NL 1.18 OV 0.98 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 0.92 KP 1.03 ! LA 0.96 MK 1.07 NL 1.17 OV 0.96 ! SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.93 KP 1.01 ! LA 0.97 MK 1.05 NL 1.18 OV 0.96 ! SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.96 HN 0.94 KP 1.02 ! LA 0.97 MK 1.08 NL 1.20 OV 0.97 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.92 KP 1.00 ! LA 0.97 MK 1.03 NL 1.19 OV 0.98 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.92 KP 1.00 ! LA 1.00 MK 1.06 NL 1.19 OV 0.97 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.083002Jy sigma=0.580603 ! Fit after self-cal, rms=0.080621Jy sigma=0.558580 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.886 mas, bmaj=1.969 mas, bpa=5.967 degrees ! Estimated noise=0.655962 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 = 7.67763e-05 Jy ! Component: 100 - total flux cleaned = 7.3321e-05 Jy ! Component: 150 - total flux cleaned = 7.48718e-05 Jy ! Component: 200 - total flux cleaned = 0.000115622 Jy ! Total flux subtracted in 200 components = 0.000115622 Jy ! Clean residual min=-0.007501 max=0.005942 Jy/beam ! Clean residual mean=0.000000 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 0.237407 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.237407 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=0.080534Jy sigma=0.557952 ! Fit after self-cal, rms=0.080525Jy sigma=0.557727 ! 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=0.080525Jy sigma=0.557727 ! Fit after self-cal, rms=0.081432Jy sigma=0.553637 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8899 mas, bmaj=1.971 mas, bpa=6.172 degrees ! Estimated noise=0.658182 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000816963 Jy ! Component: 100 - total flux cleaned = -0.000982705 Jy ! Component: 150 - total flux cleaned = -0.00112003 Jy ! Component: 200 - total flux cleaned = -0.00123598 Jy ! Total flux subtracted in 200 components = -0.00123598 Jy ! Clean residual min=-0.006915 max=0.005468 Jy/beam ! Clean residual mean=0.000000 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 0.236171 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 47 components and 0.236171 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=0.081376Jy sigma=0.552983 ! Fit after self-cal, rms=0.081391Jy sigma=0.552947 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 = -0.000118166 Jy ! Component: 100 - total flux cleaned = -0.000206889 Jy ! Component: 150 - total flux cleaned = -0.000286601 Jy ! Component: 200 - total flux cleaned = -0.000333173 Jy ! Total flux subtracted in 200 components = -0.000333173 Jy ! Clean residual min=-0.006895 max=0.005436 Jy/beam ! Clean residual mean=0.000000 rms=0.001542 Jy/beam ! Combined flux in latest and established models = 0.235838 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.235838 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=0.081376Jy sigma=0.552752 ! Fit after self-cal, rms=0.081373Jy sigma=0.552747 ! 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=0.081373Jy sigma=0.552747 ! Fit after self-cal, rms=0.081643Jy sigma=0.539094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8934 mas, bmaj=1.977 mas, bpa=6.531 degrees ! Estimated noise=0.658973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105373 Jy ! Component: 100 - total flux cleaned = -0.00118504 Jy ! Component: 150 - total flux cleaned = -0.00133537 Jy ! Component: 200 - total flux cleaned = -0.00146623 Jy ! Total flux subtracted in 200 components = -0.00146623 Jy ! Clean residual min=-0.005653 max=0.004414 Jy/beam ! Clean residual mean=-0.000000 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.234372 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 0.234372 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=0.081607Jy sigma=0.538667 ! Fit after self-cal, rms=0.081611Jy sigma=0.538586 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 = -0.000168363 Jy ! Component: 100 - total flux cleaned = -0.000268128 Jy ! Component: 150 - total flux cleaned = -0.000357011 Jy ! Component: 200 - total flux cleaned = -0.000417703 Jy ! Total flux subtracted in 200 components = -0.000417703 Jy ! Clean residual min=-0.005662 max=0.004445 Jy/beam ! Clean residual mean=-0.000000 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.233954 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 56 components and 0.233954 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=0.081600Jy sigma=0.538445 ! Fit after self-cal, rms=0.081598Jy sigma=0.538441 ! 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=0.081598Jy sigma=0.538441 ! Fit after self-cal, rms=0.082447Jy sigma=0.538281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.997 mas, bmaj=3.558 mas, bpa=10.9 degrees ! Estimated noise=0.777453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00340082 Jy ! Component: 100 - total flux cleaned = -0.004302 Jy ! Component: 150 - total flux cleaned = -0.00451797 Jy ! Component: 200 - total flux cleaned = -0.00471544 Jy ! Total flux subtracted in 200 components = -0.00471544 Jy ! Clean residual min=-0.005152 max=0.004365 Jy/beam ! Clean residual mean=0.000000 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 0.229239 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 56 components and 0.229239 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=0.082498Jy sigma=0.537924 ! Fit after self-cal, rms=0.082492Jy sigma=0.537914 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 = -0.000187084 Jy ! Component: 100 - total flux cleaned = -0.000352971 Jy ! Component: 150 - total flux cleaned = -0.000467669 Jy ! Component: 200 - total flux cleaned = -0.000608551 Jy ! Total flux subtracted in 200 components = -0.000608551 Jy ! Clean residual min=-0.005087 max=0.004381 Jy/beam ! Clean residual mean=0.000000 rms=0.001673 Jy/beam ! Combined flux in latest and established models = 0.22863 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 59 components and 0.22863 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=0.082550Jy sigma=0.537934 ! Fit after self-cal, rms=0.082544Jy sigma=0.537932 ! 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=0.897 mas, bmaj=1.985 mas, bpa=6.907 degrees ! Estimated noise=0.659626 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.897 x 1.985 at 6.907 degrees (North through East) ! Clean map min=-0.005105 max=0.21052 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=0.6919 mas, bmaj=1.638 mas, bpa=4.704 degrees ! Estimated noise=1.18273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159109 Jy ! Component: 100 - total flux cleaned = 0.197807 Jy ! Component: 150 - total flux cleaned = 0.214807 Jy ! Component: 200 - total flux cleaned = 0.224554 Jy ! Total flux subtracted in 200 components = 0.224554 Jy ! Clean residual min=-0.005132 max=0.005161 Jy/beam ! Clean residual mean=-0.000000 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.224554 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.224554 Jy ! Inverting map and beam ! Estimated beam: bmin=0.897 mas, bmaj=1.985 mas, bpa=6.907 degrees ! Estimated noise=0.659626 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 = 0.00444526 Jy ! Component: 100 - total flux cleaned = 0.00662466 Jy ! Component: 150 - total flux cleaned = 0.00756243 Jy ! Component: 200 - total flux cleaned = 0.00771546 Jy ! Total flux subtracted in 200 components = 0.00771546 Jy ! Clean residual min=-0.005758 max=0.004574 Jy/beam ! Clean residual mean=-0.000000 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.23227 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 30 components and 0.23227 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=1.997 mas, bmaj=3.558 mas, bpa=10.9 degrees ! Estimated noise=0.777453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00230362 Jy ! Component: 100 - total flux cleaned = -0.0025669 Jy ! Component: 150 - total flux cleaned = -0.00280571 Jy ! Component: 200 - total flux cleaned = -0.00302206 Jy ! Total flux subtracted in 200 components = -0.00302206 Jy ! Clean residual min=-0.005264 max=0.004408 Jy/beam ! Clean residual mean=0.000000 rms=0.001697 Jy/beam ! Combined flux in latest and established models = 0.229248 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 = -0.000148965 Jy ! Component: 100 - total flux cleaned = -0.000287758 Jy ! Component: 150 - total flux cleaned = -0.000415001 Jy ! Component: 200 - total flux cleaned = -0.000532022 Jy ! Total flux subtracted in 200 components = -0.000532022 Jy ! Clean residual min=-0.005189 max=0.004408 Jy/beam ! Clean residual mean=0.000000 rms=0.001683 Jy/beam ! Combined flux in latest and established models = 0.228716 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 37 components and 0.228716 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.897 mas, bmaj=1.985 mas, bpa=6.907 degrees ! Estimated noise=0.659626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.002032 Jy ! Component: 100 - total flux cleaned = 0.0023818 Jy ! Component: 150 - total flux cleaned = 0.00260603 Jy ! Component: 200 - total flux cleaned = 0.0027908 Jy ! Total flux subtracted in 200 components = 0.0027908 Jy ! Clean residual min=-0.005608 max=0.004596 Jy/beam ! Clean residual mean=-0.000000 rms=0.001193 Jy/beam ! Combined flux in latest and established models = 0.231506 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 0.231506 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=0.082488Jy sigma=0.537980 ! Fit after self-cal, rms=0.082468Jy sigma=0.537956 wmodel J2057-0719_X_map.mod ! Writing 45 model components to file: J2057-0719_X_map.mod wobs J2057-0719_X_uvs.fits ! Writing UV FITS file: J2057-0719_X_uvs.fits wwins J2057-0719_X_map.win ! wwins: Wrote 1 windows to J2057-0719_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 = -0.00188514 Jy ! Component: 100 - total flux cleaned = -0.00254928 Jy ! Component: 150 - total flux cleaned = -0.00247386 Jy ! Component: 200 - total flux cleaned = -0.00190375 Jy ! Component: 250 - total flux cleaned = -0.00128843 Jy ! Component: 300 - total flux cleaned = -0.000759327 Jy ! Component: 350 - total flux cleaned = -0.000311441 Jy ! Component: 400 - total flux cleaned = -6.48971e-05 Jy ! Component: 450 - total flux cleaned = 0.000234322 Jy ! Component: 500 - total flux cleaned = 0.000524407 Jy ! Component: 550 - total flux cleaned = 0.000750114 Jy ! Component: 600 - total flux cleaned = 0.00102456 Jy ! Component: 650 - total flux cleaned = 0.00123755 Jy ! Component: 700 - total flux cleaned = 0.00139258 Jy ! Component: 750 - total flux cleaned = 0.00154619 Jy ! Component: 800 - total flux cleaned = 0.0018474 Jy ! Component: 850 - total flux cleaned = 0.00194518 Jy ! Component: 900 - total flux cleaned = 0.00208983 Jy ! Component: 950 - total flux cleaned = 0.0021373 Jy ! Component: 1000 - total flux cleaned = 0.00227701 Jy ! Component: 1050 - total flux cleaned = 0.00250519 Jy ! Component: 1100 - total flux cleaned = 0.00263923 Jy ! Component: 1150 - total flux cleaned = 0.00281501 Jy ! Component: 1200 - total flux cleaned = 0.00298789 Jy ! Component: 1250 - total flux cleaned = 0.00311546 Jy ! Component: 1300 - total flux cleaned = 0.00332582 Jy ! Component: 1350 - total flux cleaned = 0.00332593 Jy ! Component: 1400 - total flux cleaned = 0.00349004 Jy ! Component: 1450 - total flux cleaned = 0.00361125 Jy ! Component: 1500 - total flux cleaned = 0.00377136 Jy ! Component: 1550 - total flux cleaned = 0.00377118 Jy ! Component: 1600 - total flux cleaned = 0.0038495 Jy ! Component: 1650 - total flux cleaned = 0.00388801 Jy ! Component: 1700 - total flux cleaned = 0.00388898 Jy ! Component: 1750 - total flux cleaned = 0.00407781 Jy ! Component: 1800 - total flux cleaned = 0.00400301 Jy ! Component: 1850 - total flux cleaned = 0.0041145 Jy ! Component: 1900 - total flux cleaned = 0.00418805 Jy ! Component: 1950 - total flux cleaned = 0.0041523 Jy ! Component: 2000 - total flux cleaned = 0.00426051 Jy ! Component: 2050 - total flux cleaned = 0.00418919 Jy ! Component: 2100 - total flux cleaned = 0.00443652 Jy ! Component: 2150 - total flux cleaned = 0.00443648 Jy ! Component: 2200 - total flux cleaned = 0.00440202 Jy ! Component: 2250 - total flux cleaned = 0.00440223 Jy ! Component: 2300 - total flux cleaned = 0.00443675 Jy ! Component: 2350 - total flux cleaned = 0.00443674 Jy ! Component: 2400 - total flux cleaned = 0.00440321 Jy ! Component: 2450 - total flux cleaned = 0.00437007 Jy ! Component: 2500 - total flux cleaned = 0.00456892 Jy ! Component: 2550 - total flux cleaned = 0.00437115 Jy ! Component: 2600 - total flux cleaned = 0.00443706 Jy ! Component: 2650 - total flux cleaned = 0.00443726 Jy ! Component: 2700 - total flux cleaned = 0.00450154 Jy ! Component: 2750 - total flux cleaned = 0.00453351 Jy ! Component: 2800 - total flux cleaned = 0.00456507 Jy ! Component: 2850 - total flux cleaned = 0.00456503 Jy ! Component: 2900 - total flux cleaned = 0.00456485 Jy ! Component: 2950 - total flux cleaned = 0.00459616 Jy ! Component: 3000 - total flux cleaned = 0.00462702 Jy ! Component: 3050 - total flux cleaned = 0.00465755 Jy ! Component: 3100 - total flux cleaned = 0.00474887 Jy ! Component: 3150 - total flux cleaned = 0.00462765 Jy ! Component: 3200 - total flux cleaned = 0.00462788 Jy ! Component: 3250 - total flux cleaned = 0.00477736 Jy ! Component: 3300 - total flux cleaned = 0.00474768 Jy ! Component: 3350 - total flux cleaned = 0.00480673 Jy ! Component: 3400 - total flux cleaned = 0.00480689 Jy ! Component: 3450 - total flux cleaned = 0.00480704 Jy ! Component: 3500 - total flux cleaned = 0.00486507 Jy ! Component: 3550 - total flux cleaned = 0.00492273 Jy ! Component: 3600 - total flux cleaned = 0.00495147 Jy ! Component: 3650 - total flux cleaned = 0.00497978 Jy ! Component: 3700 - total flux cleaned = 0.00506431 Jy ! Component: 3750 - total flux cleaned = 0.00500799 Jy ! Component: 3800 - total flux cleaned = 0.00500816 Jy ! Component: 3850 - total flux cleaned = 0.00506341 Jy ! Component: 3900 - total flux cleaned = 0.00511838 Jy ! Component: 3950 - total flux cleaned = 0.00509095 Jy ! Component: 4000 - total flux cleaned = 0.00509093 Jy ! Component: 4050 - total flux cleaned = 0.00509074 Jy ! Total flux subtracted in 4096 components = 0.00506385 Jy ! Clean residual min=-0.001484 max=0.001419 Jy/beam ! Clean residual mean=0.000000 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.23657 Jy keep ! Adding 411 model components to the UV plane model. ! The established model now contains 456 components and 0.23657 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2057-0719_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.897 x 1.985 at 6.907 degrees (North through East) ! Clean map min=-0.0035312 max=0.21098 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2057-0719_X_map.fits wmodel /image_prod/ug002_uva//J2057-0719_X_map.mod ! Writing 456 model components to file: /image_prod/ug002_uva//J2057-0719_X_map.mod wobs /image_prod/ug002_uva//J2057-0719_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2057-0719_X_uvs.fits wwins /image_prod/ug002_uva//J2057-0719_X_map.win ! wwins: Wrote 2 windows to /image_prod/ug002_uva//J2057-0719_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.210982 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000528044 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.750839 0.750839 1.50168 3.00336 6.00671 12.0134 24.0268 48.0537 96.1074 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.21 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 399.553 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2057-0719_X_dfm.log closed on Thu Mar 5 05:01:44 2020