! Started logfile: /image_prod/ug002_uva//J0522-4020_X_dfm.log on Wed Mar 4 20:49:10 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//J0522-4020_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0522-4020_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.880556 visibilities/baseline/integration-bin. ! Found source: J0522-4020 ! ! 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 22824 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 J0522-4020_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 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 31 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015621Jy sigma=6.465811 ! Fit after self-cal, rms=0.843521Jy sigma=5.230991 ! 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=0.554 mas, bmaj=1.659 mas, bpa=-2.628 degrees ! Estimated noise=1.68092 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 = 0.123544 Jy ! Component: 100 - total flux cleaned = 0.152207 Jy ! Total flux subtracted in 100 components = 0.152207 Jy ! Clean residual min=-0.012155 max=0.022344 Jy/beam ! Clean residual mean=0.000042 rms=0.002757 Jy/beam ! Combined flux in latest and established models = 0.152207 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.152207 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=0.106273Jy sigma=0.605773 ! Fit after self-cal, rms=0.106015Jy sigma=0.605262 ! Inverting map ! Added new window around map position (0.8, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0205687 Jy ! Component: 100 - total flux cleaned = 0.0328223 Jy ! Total flux subtracted in 100 components = 0.0328223 Jy ! Clean residual min=-0.009444 max=0.017216 Jy/beam ! Clean residual mean=0.000030 rms=0.002183 Jy/beam ! Combined flux in latest and established models = 0.18503 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.18503 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=0.099913Jy sigma=0.544491 ! Fit after self-cal, rms=0.099175Jy sigma=0.539225 ! Inverting map ! Added new window around map position (1.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013805 Jy ! Component: 100 - total flux cleaned = 0.0212584 Jy ! Total flux subtracted in 100 components = 0.0212584 Jy ! Clean residual min=-0.007905 max=0.013095 Jy/beam ! Clean residual mean=0.000022 rms=0.001842 Jy/beam ! Combined flux in latest and established models = 0.206288 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.206288 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=0.096392Jy sigma=0.514858 ! Fit after self-cal, rms=0.095992Jy sigma=0.511030 ! 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=0.7439 mas, bmaj=2.078 mas, bpa=-2.194 degrees ! Estimated noise=0.760601 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, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177526 Jy ! Component: 100 - total flux cleaned = 0.0289897 Jy ! Component: 150 - total flux cleaned = 0.0357172 Jy ! Component: 200 - total flux cleaned = 0.0380504 Jy ! Total flux subtracted in 200 components = 0.0380504 Jy ! Clean residual min=-0.007486 max=0.008532 Jy/beam ! Clean residual mean=0.000044 rms=0.001913 Jy/beam ! Combined flux in latest and established models = 0.244338 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 49 components and 0.244338 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=0.091759Jy sigma=0.484054 ! Fit after self-cal, rms=0.091610Jy sigma=0.483600 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7439 x 2.078 at -2.194 degrees (North through East) ! Clean map min=-0.0070374 max=0.14695 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.87 KP 1.05 LA 1.05 ! MK 1.01 NL 1.34 OV 0.94 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.85 KP 1.04 LA 1.03 ! MK 1.00 NL 1.37 OV 0.92 PT 0.87 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.97 KP 1.06 LA 1.02 ! MK 1.00 NL 1.42 OV 0.91 PT 0.88 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 2.17 KP 1.08 LA 1.04 ! MK 1.02 NL 1.37 OV 0.92 PT 0.89 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.74 KP 1.05 LA 1.03 ! MK 1.02 NL 1.35 OV 0.93 PT 0.88 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.77 KP 1.06 LA 1.02 ! MK 0.99 NL 1.41 OV 0.95 PT 0.87 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.99 KP 1.07 LA 1.05 ! MK 1.00 NL 1.41 OV 0.92 PT 0.88 ! SC 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.81 KP 1.08 LA 1.03 ! MK 1.05 NL 1.33 OV 0.92 PT 0.88 ! SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.65 KP 1.06 LA 1.05 ! MK 1.02 NL 1.26 OV 0.93 PT 0.89 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.65 KP 1.08 LA 1.02 ! MK 1.03 NL 1.33 OV 0.91 PT 0.89 ! SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.70 KP 1.05 LA 1.04 ! MK 1.01 NL 1.31 OV 0.93 PT 0.89 ! SC 1.07 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.48 KP 1.05 LA 1.02 ! MK 1.03 NL 1.34 OV 0.93 PT 0.85 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.091610Jy sigma=0.483600 ! Fit after self-cal, rms=0.125559Jy sigma=0.458120 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7525 mas, bmaj=2.07 mas, bpa=-1.978 degrees ! Estimated noise=0.799034 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 = -0.00274258 Jy ! Component: 100 - total flux cleaned = -0.00413565 Jy ! Component: 150 - total flux cleaned = -0.00503602 Jy ! Component: 200 - total flux cleaned = -0.0054136 Jy ! Total flux subtracted in 200 components = -0.0054136 Jy ! Clean residual min=-0.003417 max=0.003535 Jy/beam ! Clean residual mean=0.000004 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.238925 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.238925 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=0.125308Jy sigma=0.455418 ! Fit after self-cal, rms=0.126058Jy sigma=0.455036 ! 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=0.126058Jy sigma=0.455036 ! Fit after self-cal, rms=0.131253Jy sigma=0.454348 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.752 mas, bmaj=2.067 mas, bpa=-1.921 degrees ! Estimated noise=0.799999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00166769 Jy ! Component: 100 - total flux cleaned = -0.00254794 Jy ! Component: 150 - total flux cleaned = -0.00296744 Jy ! Component: 200 - total flux cleaned = -0.00334191 Jy ! Total flux subtracted in 200 components = -0.00334191 Jy ! Clean residual min=-0.003090 max=0.002959 Jy/beam ! Clean residual mean=0.000005 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.235583 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 83 components and 0.235583 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=0.131118Jy sigma=0.453138 ! Fit after self-cal, rms=0.131204Jy sigma=0.453075 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 = -0.000530942 Jy ! Component: 100 - total flux cleaned = -0.000779985 Jy ! Component: 150 - total flux cleaned = -0.0010016 Jy ! Component: 200 - total flux cleaned = -0.0011543 Jy ! Total flux subtracted in 200 components = -0.0011543 Jy ! Clean residual min=-0.002959 max=0.002802 Jy/beam ! Clean residual mean=0.000008 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.234428 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.234428 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=0.131153Jy sigma=0.452601 ! Fit after self-cal, rms=0.131171Jy sigma=0.452575 ! 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=0.131171Jy sigma=0.452575 ! Fit after self-cal, rms=0.134598Jy sigma=0.451806 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7516 mas, bmaj=2.062 mas, bpa=-1.983 degrees ! Estimated noise=0.798178 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.001474 Jy ! Component: 100 - total flux cleaned = -0.00186947 Jy ! Component: 150 - total flux cleaned = -0.00216104 Jy ! Component: 200 - total flux cleaned = -0.0023782 Jy ! Total flux subtracted in 200 components = -0.0023782 Jy ! Clean residual min=-0.002897 max=0.002400 Jy/beam ! Clean residual mean=0.000008 rms=0.000623 Jy/beam ! Combined flux in latest and established models = 0.23205 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 0.23205 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=0.134561Jy sigma=0.451371 ! Fit after self-cal, rms=0.134576Jy sigma=0.451342 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 = -0.000360577 Jy ! Component: 100 - total flux cleaned = -0.000434458 Jy ! Component: 150 - total flux cleaned = -0.000570528 Jy ! Component: 200 - total flux cleaned = -0.000697055 Jy ! Total flux subtracted in 200 components = -0.000697055 Jy ! Clean residual min=-0.002830 max=0.002443 Jy/beam ! Clean residual mean=0.000010 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.231353 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 102 components and 0.231353 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=0.134559Jy sigma=0.451169 ! Fit after self-cal, rms=0.134568Jy sigma=0.451156 ! 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=0.134568Jy sigma=0.451156 ! Fit after self-cal, rms=0.138501Jy sigma=0.451042 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.53 mas, bmaj=8.921 mas, bpa=1.723 degrees ! Estimated noise=1.0193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00140389 Jy ! Component: 100 - total flux cleaned = -0.00155001 Jy ! Component: 150 - total flux cleaned = -0.00168068 Jy ! Component: 200 - total flux cleaned = -0.00179662 Jy ! Total flux subtracted in 200 components = -0.00179662 Jy ! Clean residual min=-0.003766 max=0.002727 Jy/beam ! Clean residual mean=0.000017 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 0.229557 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 110 components and 0.229557 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=0.138476Jy sigma=0.450924 ! Fit after self-cal, rms=0.138535Jy sigma=0.450889 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 = -0.000224111 Jy ! Component: 100 - total flux cleaned = -0.000229934 Jy ! Component: 150 - total flux cleaned = -0.000254274 Jy ! Component: 200 - total flux cleaned = -0.000274475 Jy ! Total flux subtracted in 200 components = -0.000274475 Jy ! Clean residual min=-0.003682 max=0.002670 Jy/beam ! Clean residual mean=0.000018 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.229282 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 115 components and 0.229282 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=0.138528Jy sigma=0.450908 ! Fit after self-cal, rms=0.138540Jy sigma=0.450886 ! 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=0.7512 mas, bmaj=2.06 mas, bpa=-2 degrees ! Estimated noise=0.797966 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7512 x 2.06 at -2 degrees (North through East) ! Clean map min=-0.0046256 max=0.15528 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=0.5566 mas, bmaj=1.635 mas, bpa=-2.067 degrees ! Estimated noise=1.77705 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129912 Jy ! Component: 100 - total flux cleaned = 0.163406 Jy ! Component: 150 - total flux cleaned = 0.18154 Jy ! Component: 200 - total flux cleaned = 0.193649 Jy ! Total flux subtracted in 200 components = 0.193649 Jy ! Clean residual min=-0.004938 max=0.007935 Jy/beam ! Clean residual mean=0.000016 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 0.193649 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.193649 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7512 mas, bmaj=2.06 mas, bpa=-2 degrees ! Estimated noise=0.797966 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) ! Added new window around map position (0.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156156 Jy ! Component: 100 - total flux cleaned = 0.0240955 Jy ! Component: 150 - total flux cleaned = 0.0290267 Jy ! Component: 200 - total flux cleaned = 0.0321087 Jy ! Total flux subtracted in 200 components = 0.0321087 Jy ! Clean residual min=-0.002426 max=0.002765 Jy/beam ! Clean residual mean=0.000016 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.225757 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 59 components and 0.225757 Jy ! Inverting map ! Added new window around map position (-3.6, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261612 Jy ! Component: 100 - total flux cleaned = 0.00432825 Jy ! Component: 150 - total flux cleaned = 0.00535164 Jy ! Component: 200 - total flux cleaned = 0.00560642 Jy ! Total flux subtracted in 200 components = 0.00560642 Jy ! Clean residual min=-0.002176 max=0.001961 Jy/beam ! Clean residual mean=0.000004 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.231364 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 0.231364 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=2.53 mas, bmaj=8.921 mas, bpa=1.723 degrees ! Estimated noise=1.0193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000222742 Jy ! Component: 100 - total flux cleaned = 0.00028649 Jy ! Component: 150 - total flux cleaned = 0.000395016 Jy ! Component: 200 - total flux cleaned = 0.000409611 Jy ! Total flux subtracted in 200 components = 0.000409611 Jy ! Clean residual min=-0.003259 max=0.002274 Jy/beam ! Clean residual mean=0.000007 rms=0.000760 Jy/beam ! Combined flux in latest and established models = 0.231773 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 = 1.88404e-06 Jy ! Component: 100 - total flux cleaned = -1.08358e-05 Jy ! Component: 150 - total flux cleaned = 1.66125e-05 Jy ! Component: 200 - total flux cleaned = 1.7155e-05 Jy ! Total flux subtracted in 200 components = 1.7155e-05 Jy ! Clean residual min=-0.003244 max=0.002269 Jy/beam ! Clean residual mean=0.000006 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.231791 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 83 components and 0.231791 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7512 mas, bmaj=2.06 mas, bpa=-2 degrees ! Estimated noise=0.797966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000225076 Jy ! Component: 100 - total flux cleaned = -0.000260928 Jy ! Component: 150 - total flux cleaned = -0.000294143 Jy ! Component: 200 - total flux cleaned = -0.000325621 Jy ! Total flux subtracted in 200 components = -0.000325621 Jy ! Clean residual min=-0.002120 max=0.001917 Jy/beam ! Clean residual mean=0.000004 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.231465 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 100 components and 0.231465 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=0.138503Jy sigma=0.450414 ! Fit after self-cal, rms=0.138571Jy sigma=0.450341 wmodel J0522-4020_X_map.mod ! Writing 100 model components to file: J0522-4020_X_map.mod wobs J0522-4020_X_uvs.fits ! Writing UV FITS file: J0522-4020_X_uvs.fits wwins J0522-4020_X_map.win ! wwins: Wrote 6 windows to J0522-4020_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 = -0.000769778 Jy ! Component: 100 - total flux cleaned = -0.00111794 Jy ! Component: 150 - total flux cleaned = -0.0015097 Jy ! Component: 200 - total flux cleaned = -0.00175861 Jy ! Component: 250 - total flux cleaned = -0.00193725 Jy ! Component: 300 - total flux cleaned = -0.00190865 Jy ! Component: 350 - total flux cleaned = -0.00199365 Jy ! Component: 400 - total flux cleaned = -0.00202134 Jy ! Component: 450 - total flux cleaned = -0.00204776 Jy ! Component: 500 - total flux cleaned = -0.00199582 Jy ! Component: 550 - total flux cleaned = -0.00194527 Jy ! Component: 600 - total flux cleaned = -0.00187054 Jy ! Component: 650 - total flux cleaned = -0.00177324 Jy ! Component: 700 - total flux cleaned = -0.00170158 Jy ! Component: 750 - total flux cleaned = -0.00160807 Jy ! Component: 800 - total flux cleaned = -0.00147052 Jy ! Component: 850 - total flux cleaned = -0.00138059 Jy ! Component: 900 - total flux cleaned = -0.00124707 Jy ! Component: 950 - total flux cleaned = -0.00118152 Jy ! Component: 1000 - total flux cleaned = -0.00118177 Jy ! Component: 1050 - total flux cleaned = -0.0010541 Jy ! Component: 1100 - total flux cleaned = -0.00107535 Jy ! Component: 1150 - total flux cleaned = -0.00111649 Jy ! Component: 1200 - total flux cleaned = -0.00107513 Jy ! Component: 1250 - total flux cleaned = -0.00107471 Jy ! Component: 1300 - total flux cleaned = -0.000955141 Jy ! Component: 1350 - total flux cleaned = -0.000955365 Jy ! Component: 1400 - total flux cleaned = -0.000916399 Jy ! Component: 1450 - total flux cleaned = -0.000896895 Jy ! Component: 1500 - total flux cleaned = -0.000858585 Jy ! Component: 1550 - total flux cleaned = -0.00082107 Jy ! Component: 1600 - total flux cleaned = -0.000784011 Jy ! Component: 1650 - total flux cleaned = -0.000747179 Jy ! Component: 1700 - total flux cleaned = -0.000801983 Jy ! Component: 1750 - total flux cleaned = -0.000711727 Jy ! Component: 1800 - total flux cleaned = -0.000711512 Jy ! Component: 1850 - total flux cleaned = -0.000640633 Jy ! Component: 1900 - total flux cleaned = -0.000675756 Jy ! Component: 1950 - total flux cleaned = -0.000606184 Jy ! Component: 2000 - total flux cleaned = -0.000589113 Jy ! Component: 2050 - total flux cleaned = -0.000589151 Jy ! Component: 2100 - total flux cleaned = -0.000538399 Jy ! Component: 2150 - total flux cleaned = -0.00047129 Jy ! Component: 2200 - total flux cleaned = -0.000471492 Jy ! Component: 2250 - total flux cleaned = -0.00050439 Jy ! Component: 2300 - total flux cleaned = -0.000438546 Jy ! Component: 2350 - total flux cleaned = -0.000454664 Jy ! Component: 2400 - total flux cleaned = -0.000486951 Jy ! Component: 2450 - total flux cleaned = -0.000470732 Jy ! Component: 2500 - total flux cleaned = -0.000407021 Jy ! Component: 2550 - total flux cleaned = -0.000454484 Jy ! Component: 2600 - total flux cleaned = -0.000423128 Jy ! Component: 2650 - total flux cleaned = -0.000407852 Jy ! Component: 2700 - total flux cleaned = -0.000438739 Jy ! Component: 2750 - total flux cleaned = -0.000484721 Jy ! Component: 2800 - total flux cleaned = -0.000530486 Jy ! Component: 2850 - total flux cleaned = -0.000545465 Jy ! Component: 2900 - total flux cleaned = -0.000590591 Jy ! Component: 2950 - total flux cleaned = -0.000605469 Jy ! Component: 3000 - total flux cleaned = -0.000605553 Jy ! Component: 3050 - total flux cleaned = -0.000708859 Jy ! Component: 3100 - total flux cleaned = -0.000679508 Jy ! Component: 3150 - total flux cleaned = -0.000708733 Jy ! Component: 3200 - total flux cleaned = -0.000723163 Jy ! Component: 3250 - total flux cleaned = -0.000751942 Jy ! Component: 3300 - total flux cleaned = -0.000737641 Jy ! Component: 3350 - total flux cleaned = -0.00073759 Jy ! Component: 3400 - total flux cleaned = -0.000737669 Jy ! Component: 3450 - total flux cleaned = -0.000765841 Jy ! Component: 3500 - total flux cleaned = -0.000737914 Jy ! Component: 3550 - total flux cleaned = -0.000765956 Jy ! Component: 3600 - total flux cleaned = -0.000738429 Jy ! Component: 3650 - total flux cleaned = -0.00077975 Jy ! Component: 3700 - total flux cleaned = -0.000724928 Jy ! Component: 3750 - total flux cleaned = -0.000765837 Jy ! Component: 3800 - total flux cleaned = -0.000779458 Jy ! Component: 3850 - total flux cleaned = -0.000725448 Jy ! Component: 3900 - total flux cleaned = -0.000779125 Jy ! Component: 3950 - total flux cleaned = -0.000739113 Jy ! Component: 4000 - total flux cleaned = -0.000712493 Jy ! Component: 4050 - total flux cleaned = -0.000725703 Jy ! Total flux subtracted in 4096 components = -0.000752092 Jy ! Clean residual min=-0.000781 max=0.000834 Jy/beam ! Clean residual mean=0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.230713 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 400 components and 0.230713 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0522-4020_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7512 x 2.06 at -2 degrees (North through East) ! Clean map min=-0.0013176 max=0.15339 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0522-4020_X_map.fits wmodel /image_prod/ug002_uva//J0522-4020_X_map.mod ! Writing 400 model components to file: /image_prod/ug002_uva//J0522-4020_X_map.mod wobs /image_prod/ug002_uva//J0522-4020_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0522-4020_X_uvs.fits wwins /image_prod/ug002_uva//J0522-4020_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J0522-4020_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.153394 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000230457 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.450715 0.450715 0.90143 1.80286 3.60572 7.21144 14.4229 28.8458 57.6915 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.153 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 665.608 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0522-4020_X_dfm.log closed on Wed Mar 4 20:49:15 2020