! Started logfile: /image_prod/ug002_uva//J1520+5635_X_a_dfm.log on Thu Mar 5 02:11:57 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1520+5635_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1520+5635_X_a_uva.fits ! AN table 1: 150 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1520+5635 ! ! 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 81000 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1520+5635_X_a] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.001547Jy sigma=9.054151 ! Fit after self-cal, rms=0.971097Jy sigma=8.779393 ! 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=0.767 mas, bmaj=0.9093 mas, bpa=-17.11 degrees ! Estimated noise=0.755006 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 = 0.0228149 Jy ! Component: 100 - total flux cleaned = 0.0282671 Jy ! Total flux subtracted in 100 components = 0.0282671 Jy ! Clean residual min=-0.001980 max=0.002241 Jy/beam ! Clean residual mean=0.000002 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.0282671 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0282671 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=0.056671Jy sigma=0.481027 ! Fit after self-cal, rms=0.055039Jy sigma=0.465547 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00469462 Jy ! Component: 100 - total flux cleaned = 0.00662142 Jy ! Total flux subtracted in 100 components = 0.00662142 Jy ! Clean residual min=-0.001906 max=0.002265 Jy/beam ! Clean residual mean=0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0348886 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.0348886 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=0.054631Jy sigma=0.461773 ! Fit after self-cal, rms=0.054615Jy sigma=0.461563 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=1.256 mas, bpa=-12.79 degrees ! Estimated noise=0.2788 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 (1.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175635 Jy ! Component: 100 - total flux cleaned = 0.00265204 Jy ! Component: 150 - total flux cleaned = 0.00296852 Jy ! Component: 200 - total flux cleaned = 0.00298754 Jy ! Total flux subtracted in 200 components = 0.00298754 Jy ! Clean residual min=-0.001266 max=0.001436 Jy/beam ! Clean residual mean=0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0378761 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.0378761 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=0.054557Jy sigma=0.461005 ! Fit after self-cal, rms=0.054537Jy sigma=0.460862 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 1.256 at -12.79 degrees (North through East) ! Clean map min=-0.0012113 max=0.032525 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.06 HN 1.03 KP 1.10 ! LA 1.00 MK 1.10 NL 1.21 OV 0.89 ! PT 0.96 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 1.01 KP 1.11 ! LA 1.03 MK 1.07 NL 1.22 OV 0.88 ! PT 0.96 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.97 KP 1.16 ! LA 0.96 MK 1.13 NL 1.25 OV 0.94 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.09 HN 0.94 KP 1.20 ! LA 1.07 MK 1.02 NL 1.15 OV 0.88 ! PT 0.99 SC 0.84 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 1.08 KP 1.22 ! LA 0.95 MK 1.05 NL 1.14 OV 0.85 ! PT 0.99 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.99 HN 1.01 KP 1.25 ! LA 1.02 MK 1.04 NL 1.26 OV 0.89 ! PT 0.96 SC 0.84 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 1.05 KP 1.23 ! LA 0.98 MK 1.02 NL 1.23 OV 0.88 ! PT 0.95 SC 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.02 KP 1.17 ! LA 1.01 MK 1.04 NL 1.19 OV 0.89 ! PT 0.99 SC 0.83 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 0.91 KP 1.15 ! LA 0.99 MK 1.09 NL 1.22 OV 0.89 ! PT 0.93 SC 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.98 HN 0.91 KP 1.18 ! LA 0.97 MK 1.08 NL 1.23 OV 0.88 ! PT 0.91 SC 0.84 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.93 HN 0.90 KP 1.17 ! LA 0.96 MK 0.95 NL 1.13 OV 0.90 ! PT 0.96 SC 0.86 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.94 HN 0.89 KP 1.19 ! LA 1.03 MK 0.93 NL 1.24 OV 0.87 ! PT 0.87 SC 0.79 ! ! ! Fit before self-cal, rms=0.054537Jy sigma=0.460862 ! Fit after self-cal, rms=0.052029Jy sigma=0.458544 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=1.232 mas, bpa=-8.775 degrees ! Estimated noise=0.275549 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 = 0.000701375 Jy ! Component: 100 - total flux cleaned = 0.000733664 Jy ! Component: 150 - total flux cleaned = 0.000798552 Jy ! Component: 200 - total flux cleaned = 0.000810148 Jy ! Total flux subtracted in 200 components = 0.000810148 Jy ! Clean residual min=-0.000650 max=0.000780 Jy/beam ! Clean residual mean=0.000001 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0386863 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 33 components and 0.0386862 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=0.052015Jy sigma=0.458437 ! Fit after self-cal, rms=0.052079Jy sigma=0.457887 ! 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=0.052079Jy sigma=0.457887 ! Fit after self-cal, rms=0.052263Jy sigma=0.457372 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.043 mas, bmaj=1.223 mas, bpa=-9.07 degrees ! Estimated noise=0.275422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000408531 Jy ! Component: 100 - total flux cleaned = 0.000459583 Jy ! Component: 150 - total flux cleaned = 0.00045939 Jy ! Component: 200 - total flux cleaned = 0.000475691 Jy ! Total flux subtracted in 200 components = 0.000475691 Jy ! Clean residual min=-0.000617 max=0.000721 Jy/beam ! Clean residual mean=0.000003 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.0391619 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.0391619 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=0.052255Jy sigma=0.457320 ! Fit after self-cal, rms=0.052287Jy sigma=0.457140 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 (51, 22.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000730685 Jy ! Component: 100 - total flux cleaned = 0.00116294 Jy ! Component: 150 - total flux cleaned = 0.00136816 Jy ! Component: 200 - total flux cleaned = 0.0014739 Jy ! Total flux subtracted in 200 components = 0.0014739 Jy ! Clean residual min=-0.000650 max=0.000646 Jy/beam ! Clean residual mean=0.000002 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0406358 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 56 components and 0.0406358 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=0.052274Jy sigma=0.457036 ! Fit after self-cal, rms=0.052276Jy sigma=0.457007 ! 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=0.052276Jy sigma=0.457007 ! Fit after self-cal, rms=0.052136Jy sigma=0.456961 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=1.219 mas, bpa=-9.124 degrees ! Estimated noise=0.274725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000524517 Jy ! Component: 100 - total flux cleaned = 0.00073756 Jy ! Component: 150 - total flux cleaned = 0.000892266 Jy ! Component: 200 - total flux cleaned = 0.00103201 Jy ! Total flux subtracted in 200 components = 0.00103201 Jy ! Clean residual min=-0.000610 max=0.000578 Jy/beam ! Clean residual mean=0.000002 rms=0.000147 Jy/beam ! Combined flux in latest and established models = 0.0416678 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 60 components and 0.0416678 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=0.052128Jy sigma=0.456905 ! Fit after self-cal, rms=0.052135Jy sigma=0.456879 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 = 0.000288237 Jy ! Component: 100 - total flux cleaned = 0.000374887 Jy ! Component: 150 - total flux cleaned = 0.000457208 Jy ! Component: 200 - total flux cleaned = 0.000522418 Jy ! Total flux subtracted in 200 components = 0.000522418 Jy ! Clean residual min=-0.000625 max=0.000585 Jy/beam ! Clean residual mean=0.000002 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0421903 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 61 components and 0.0421903 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=0.052131Jy sigma=0.456858 ! Fit after self-cal, rms=0.052132Jy sigma=0.456849 ! 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=0.052132Jy sigma=0.456849 ! Fit after self-cal, rms=0.051906Jy sigma=0.456828 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.303 mas, bmaj=2.389 mas, bpa=76.48 degrees ! Estimated noise=0.357183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000541424 Jy ! Component: 100 - total flux cleaned = 0.000860993 Jy ! Component: 150 - total flux cleaned = 0.00107268 Jy ! Component: 200 - total flux cleaned = 0.00121711 Jy ! Total flux subtracted in 200 components = 0.00121711 Jy ! Clean residual min=-0.000729 max=0.000849 Jy/beam ! Clean residual mean=0.000004 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0434074 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 80 components and 0.0434074 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=0.051904Jy sigma=0.456814 ! Fit after self-cal, rms=0.051905Jy sigma=0.456793 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 = 0.000224675 Jy ! Component: 100 - total flux cleaned = 0.000295853 Jy ! Component: 150 - total flux cleaned = 0.000331922 Jy ! Component: 200 - total flux cleaned = 0.000353802 Jy ! Total flux subtracted in 200 components = 0.000353802 Jy ! Clean residual min=-0.000739 max=0.000850 Jy/beam ! Clean residual mean=0.000004 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0437612 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.0437612 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=0.051905Jy sigma=0.456794 ! Fit after self-cal, rms=0.051905Jy sigma=0.456787 ! 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=1.029 mas, bmaj=1.215 mas, bpa=-9.245 degrees ! Estimated noise=0.273863 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 1.215 at -9.245 degrees (North through East) ! Clean map min=-0.00054241 max=0.031402 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=0.7587 mas, bmaj=0.881 mas, bpa=-13.66 degrees ! Estimated noise=0.717743 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238603 Jy ! Component: 100 - total flux cleaned = 0.0306327 Jy ! Component: 150 - total flux cleaned = 0.0338825 Jy ! Component: 200 - total flux cleaned = 0.0359527 Jy ! Total flux subtracted in 200 components = 0.0359527 Jy ! Clean residual min=-0.001552 max=0.001570 Jy/beam ! Clean residual mean=0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0359527 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0359527 Jy ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=1.215 mas, bpa=-9.245 degrees ! Estimated noise=0.273863 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 = 0.00199127 Jy ! Component: 100 - total flux cleaned = 0.00321817 Jy ! Component: 150 - total flux cleaned = 0.00416115 Jy ! Component: 200 - total flux cleaned = 0.00491164 Jy ! Total flux subtracted in 200 components = 0.00491164 Jy ! Clean residual min=-0.000674 max=0.000653 Jy/beam ! Clean residual mean=0.000002 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0408644 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.0408644 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=2.303 mas, bmaj=2.389 mas, bpa=76.48 degrees ! Estimated noise=0.357183 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100165 Jy ! Component: 100 - total flux cleaned = 0.00163424 Jy ! Component: 150 - total flux cleaned = 0.00207846 Jy ! Component: 200 - total flux cleaned = 0.00239788 Jy ! Total flux subtracted in 200 components = 0.00239788 Jy ! Clean residual min=-0.000742 max=0.000814 Jy/beam ! Clean residual mean=0.000004 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0432622 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 = 0.000232889 Jy ! Component: 100 - total flux cleaned = 0.000405076 Jy ! Component: 150 - total flux cleaned = 0.000533019 Jy ! Component: 200 - total flux cleaned = 0.000586222 Jy ! Total flux subtracted in 200 components = 0.000586222 Jy ! Clean residual min=-0.000752 max=0.000824 Jy/beam ! Clean residual mean=0.000004 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0438485 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 81 components and 0.0438485 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=1.215 mas, bpa=-9.245 degrees ! Estimated noise=0.273863 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.40598e-05 Jy ! Component: 100 - total flux cleaned = -2.80924e-05 Jy ! Component: 150 - total flux cleaned = -8.30137e-06 Jy ! Component: 200 - total flux cleaned = 9.56068e-06 Jy ! Total flux subtracted in 200 components = 9.56068e-06 Jy ! Clean residual min=-0.000585 max=0.000594 Jy/beam ! Clean residual mean=0.000001 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.043858 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 92 components and 0.043858 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=0.051906Jy sigma=0.456813 ! Fit after self-cal, rms=0.051900Jy sigma=0.456790 wmodel J1520+5635_X_a_map.mod ! Writing 92 model components to file: J1520+5635_X_a_map.mod wobs J1520+5635_X_a_uvs.fits ! Writing UV FITS file: J1520+5635_X_a_uvs.fits wwins J1520+5635_X_a_map.win ! wwins: Wrote 3 windows to J1520+5635_X_a_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 2.18975e-05 Jy ! Component: 100 - total flux cleaned = 0.000125399 Jy ! Component: 150 - total flux cleaned = 0.000245374 Jy ! Component: 200 - total flux cleaned = 0.000381335 Jy ! Component: 250 - total flux cleaned = 0.000504031 Jy ! Component: 300 - total flux cleaned = 0.000623995 Jy ! Component: 350 - total flux cleaned = 0.000714521 Jy ! Component: 400 - total flux cleaned = 0.000803203 Jy ! Component: 450 - total flux cleaned = 0.000899048 Jy ! Component: 500 - total flux cleaned = 0.000976389 Jy ! Component: 550 - total flux cleaned = 0.00106944 Jy ! Component: 600 - total flux cleaned = 0.00114451 Jy ! Component: 650 - total flux cleaned = 0.00121878 Jy ! Component: 700 - total flux cleaned = 0.0013164 Jy ! Component: 750 - total flux cleaned = 0.00138875 Jy ! Component: 800 - total flux cleaned = 0.00146009 Jy ! Component: 850 - total flux cleaned = 0.00153845 Jy ! Component: 900 - total flux cleaned = 0.00160032 Jy ! Component: 950 - total flux cleaned = 0.00163109 Jy ! Component: 1000 - total flux cleaned = 0.00169935 Jy ! Component: 1050 - total flux cleaned = 0.00177433 Jy ! Component: 1100 - total flux cleaned = 0.00181882 Jy ! Component: 1150 - total flux cleaned = 0.00187023 Jy ! Component: 1200 - total flux cleaned = 0.00190668 Jy ! Component: 1250 - total flux cleaned = 0.00197153 Jy ! Component: 1300 - total flux cleaned = 0.00201432 Jy ! Component: 1350 - total flux cleaned = 0.00206392 Jy ! Component: 1400 - total flux cleaned = 0.00212005 Jy ! Component: 1450 - total flux cleaned = 0.00217574 Jy ! Component: 1500 - total flux cleaned = 0.00218948 Jy ! Component: 1550 - total flux cleaned = 0.00226477 Jy ! Component: 1600 - total flux cleaned = 0.00231904 Jy ! Component: 1650 - total flux cleaned = 0.00237957 Jy ! Component: 1700 - total flux cleaned = 0.00241304 Jy ! Component: 1750 - total flux cleaned = 0.00240635 Jy ! Component: 1800 - total flux cleaned = 0.00248536 Jy ! Component: 1850 - total flux cleaned = 0.00253767 Jy ! Component: 1900 - total flux cleaned = 0.00255714 Jy ! Component: 1950 - total flux cleaned = 0.00258947 Jy ! Component: 2000 - total flux cleaned = 0.00260228 Jy ! Component: 2050 - total flux cleaned = 0.00263407 Jy ! Component: 2100 - total flux cleaned = 0.00263407 Jy ! Component: 2150 - total flux cleaned = 0.00267177 Jy ! Component: 2200 - total flux cleaned = 0.00270299 Jy ! Component: 2250 - total flux cleaned = 0.00274017 Jy ! Component: 2300 - total flux cleaned = 0.00274635 Jy ! Component: 2350 - total flux cleaned = 0.00277695 Jy ! Component: 2400 - total flux cleaned = 0.00278904 Jy ! Component: 2450 - total flux cleaned = 0.00279513 Jy ! Component: 2500 - total flux cleaned = 0.00282514 Jy ! Component: 2550 - total flux cleaned = 0.00283112 Jy ! Component: 2600 - total flux cleaned = 0.0028608 Jy ! Component: 2650 - total flux cleaned = 0.00285484 Jy ! Component: 2700 - total flux cleaned = 0.00286659 Jy ! Component: 2750 - total flux cleaned = 0.00287247 Jy ! Component: 2800 - total flux cleaned = 0.00287832 Jy ! Component: 2850 - total flux cleaned = 0.00289556 Jy ! Component: 2900 - total flux cleaned = 0.00288981 Jy ! Component: 2950 - total flux cleaned = 0.00290691 Jy ! Component: 3000 - total flux cleaned = 0.00291256 Jy ! Component: 3050 - total flux cleaned = 0.00294079 Jy ! Component: 3100 - total flux cleaned = 0.00294078 Jy ! Component: 3150 - total flux cleaned = 0.00292407 Jy ! Component: 3200 - total flux cleaned = 0.0029518 Jy ! Component: 3250 - total flux cleaned = 0.0029628 Jy ! Component: 3300 - total flux cleaned = 0.00295187 Jy ! Component: 3350 - total flux cleaned = 0.00297915 Jy ! Component: 3400 - total flux cleaned = 0.00299546 Jy ! Component: 3450 - total flux cleaned = 0.0029955 Jy ! Component: 3500 - total flux cleaned = 0.00301163 Jy ! Component: 3550 - total flux cleaned = 0.00301165 Jy ! Component: 3600 - total flux cleaned = 0.00301165 Jy ! Component: 3650 - total flux cleaned = 0.00304345 Jy ! Component: 3700 - total flux cleaned = 0.00304877 Jy ! Component: 3750 - total flux cleaned = 0.00304879 Jy ! Component: 3800 - total flux cleaned = 0.00304352 Jy ! Component: 3850 - total flux cleaned = 0.00304871 Jy ! Component: 3900 - total flux cleaned = 0.0030539 Jy ! Component: 3950 - total flux cleaned = 0.00308997 Jy ! Component: 4000 - total flux cleaned = 0.0030848 Jy ! Component: 4050 - total flux cleaned = 0.00311035 Jy ! Total flux subtracted in 4096 components = 0.00312561 Jy ! Clean residual min=-0.000287 max=0.000325 Jy/beam ! Clean residual mean=0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0469836 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 435 components and 0.0469836 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1520+5635_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 1.215 at -9.245 degrees (North through East) ! Clean map min=-0.00042948 max=0.031311 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1520+5635_X_a_map.fits wmodel /image_prod/ug002_uva//J1520+5635_X_a_map.mod ! Writing 435 model components to file: /image_prod/ug002_uva//J1520+5635_X_a_map.mod wobs /image_prod/ug002_uva//J1520+5635_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1520+5635_X_a_uvs.fits wwins /image_prod/ug002_uva//J1520+5635_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1520+5635_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.031311 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.59653e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.823659 0.823659 1.64732 3.29464 6.58927 13.1785 26.3571 52.7142 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 364.228 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1520+5635_X_a_dfm.log closed on Thu Mar 5 02:12:03 2020