! Started logfile: /image_prod/ug002_uva//J1826+3431_X_dfm.log on Thu Mar 5 03:44:41 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//J1826+3431_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1826+3431_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.780741 visibilities/baseline/integration-bin. ! Found source: J1826+3431 ! ! 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 18972 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 J1826+3431_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 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 52 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012081Jy sigma=9.907376 ! Fit after self-cal, rms=0.884518Jy sigma=8.621235 ! 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=0.728 mas, bmaj=1.325 mas, bpa=-12.23 degrees ! Estimated noise=0.915346 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 = 0.0890875 Jy ! Component: 100 - total flux cleaned = 0.112335 Jy ! Total flux subtracted in 100 components = 0.112335 Jy ! Clean residual min=-0.007698 max=0.011364 Jy/beam ! Clean residual mean=0.000004 rms=0.001773 Jy/beam ! Combined flux in latest and established models = 0.112335 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.112335 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=0.067426Jy sigma=0.631040 ! Fit after self-cal, rms=0.067285Jy sigma=0.629972 ! Inverting map ! Added new window around map position (1.6, -1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121762 Jy ! Component: 100 - total flux cleaned = 0.0202294 Jy ! Total flux subtracted in 100 components = 0.0202294 Jy ! Clean residual min=-0.006597 max=0.008730 Jy/beam ! Clean residual mean=0.000003 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 0.132564 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.132564 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=0.064162Jy sigma=0.592930 ! Fit after self-cal, rms=0.064013Jy sigma=0.591395 ! 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=0.9721 mas, bmaj=1.58 mas, bpa=-11.96 degrees ! Estimated noise=0.533925 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 (3.8, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141341 Jy ! Component: 100 - total flux cleaned = 0.0236779 Jy ! Component: 150 - total flux cleaned = 0.0311513 Jy ! Component: 200 - total flux cleaned = 0.0371793 Jy ! Total flux subtracted in 200 components = 0.0371793 Jy ! Clean residual min=-0.005846 max=0.010093 Jy/beam ! Clean residual mean=-0.000005 rms=0.001691 Jy/beam ! Combined flux in latest and established models = 0.169744 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 46 components and 0.169744 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=0.060040Jy sigma=0.546969 ! Fit after self-cal, rms=0.059780Jy sigma=0.543433 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9721 x 1.58 at -11.96 degrees (North through East) ! Clean map min=-0.0056264 max=0.11735 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.00 KP 1.01 ! LA 0.91 MK 0.98 NL 1.21 OV 0.88 ! PT 0.79 SC 1.16 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.01 HN 0.99 KP 1.02 ! LA 0.89 MK 1.03 NL 1.24 OV 0.85 ! PT 0.79 SC 1.16 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.98 HN 0.97 KP 0.98 ! LA 0.93 MK 1.01 NL 1.26 OV 0.87 ! PT 0.80 SC 1.14 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.99 KP 1.01 ! LA 0.94 MK 1.00 NL 1.19 OV 0.88 ! PT 0.80 SC 1.13 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.97 KP 1.01 ! LA 0.90 MK 0.96 NL 1.20 OV 0.86 ! PT 0.82 SC 1.14 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 1.02 ! LA 0.90 MK 0.95 NL 1.28 OV 0.80 ! PT 0.80 SC 1.16 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HN 1.00 KP 1.01 ! LA 0.91 MK 1.00 NL 1.23 OV 0.88 ! PT 0.81 SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.98 HN 1.00 KP 1.00 ! LA 0.94 MK 1.02 NL 1.20 OV 0.83 ! PT 0.80 SC 1.18 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.98 KP 1.02 ! LA 0.91 MK 0.99 NL 1.23 OV 0.88 ! PT 0.81 SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.99 KP 1.01 ! LA 0.93 MK 0.99 NL 1.17 OV 0.85 ! PT 0.80 SC 1.17 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 0.99 KP 0.99 ! LA 0.92 MK 1.02 NL 1.22 OV 0.86 ! PT 0.78 SC 1.20 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.97 KP 1.00 ! LA 0.93 MK 0.97 NL 1.19 OV 0.90 ! PT 0.77 SC 1.17 ! ! ! Fit before self-cal, rms=0.059780Jy sigma=0.543433 ! Fit after self-cal, rms=0.058031Jy sigma=0.507211 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9939 mas, bmaj=1.62 mas, bpa=-13.21 degrees ! Estimated noise=0.517402 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 = 0.00282081 Jy ! Component: 100 - total flux cleaned = 0.00321156 Jy ! Component: 150 - total flux cleaned = 0.00352501 Jy ! Component: 200 - total flux cleaned = 0.00378728 Jy ! Total flux subtracted in 200 components = 0.00378728 Jy ! Clean residual min=-0.004149 max=0.005054 Jy/beam ! Clean residual mean=0.000004 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 0.173531 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 65 components and 0.173531 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=0.057527Jy sigma=0.501811 ! Fit after self-cal, rms=0.057612Jy sigma=0.501212 ! 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=0.057612Jy sigma=0.501212 ! Fit after self-cal, rms=0.067763Jy sigma=0.472353 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9849 mas, bmaj=1.59 mas, bpa=-12.01 degrees ! Estimated noise=0.520219 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000716903 Jy ! Component: 100 - total flux cleaned = 0.00141529 Jy ! Component: 150 - total flux cleaned = 0.00192941 Jy ! Component: 200 - total flux cleaned = 0.00221963 Jy ! Total flux subtracted in 200 components = 0.00221963 Jy ! Clean residual min=-0.001796 max=0.002916 Jy/beam ! Clean residual mean=-0.000000 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.175751 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 84 components and 0.17575 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=0.067632Jy sigma=0.470282 ! Fit after self-cal, rms=0.067803Jy sigma=0.469975 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 (6.2, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270065 Jy ! Component: 100 - total flux cleaned = 0.00417857 Jy ! Component: 150 - total flux cleaned = 0.00450487 Jy ! Component: 200 - total flux cleaned = 0.0047048 Jy ! Total flux subtracted in 200 components = 0.0047048 Jy ! Clean residual min=-0.001616 max=0.002610 Jy/beam ! Clean residual mean=0.000000 rms=0.000459 Jy/beam ! Combined flux in latest and established models = 0.180455 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 99 components and 0.180455 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=0.067698Jy sigma=0.467940 ! Fit after self-cal, rms=0.067695Jy sigma=0.467834 ! Inverting map ! Added new window around map position (-3.8, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00228928 Jy ! Component: 100 - total flux cleaned = 0.0035515 Jy ! Component: 150 - total flux cleaned = 0.00433296 Jy ! Component: 200 - total flux cleaned = 0.00494527 Jy ! Total flux subtracted in 200 components = 0.00494527 Jy ! Clean residual min=-0.001611 max=0.001986 Jy/beam ! Clean residual mean=0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.185401 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 117 components and 0.185401 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=0.067604Jy sigma=0.466506 ! Fit after self-cal, rms=0.067607Jy sigma=0.466461 ! Inverting map ! Added new window around map position (11.8, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186104 Jy ! Component: 100 - total flux cleaned = 0.00262971 Jy ! Component: 150 - total flux cleaned = 0.00302756 Jy ! Component: 200 - total flux cleaned = 0.0032597 Jy ! Total flux subtracted in 200 components = 0.0032597 Jy ! Clean residual min=-0.001522 max=0.001660 Jy/beam ! Clean residual mean=0.000001 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.18866 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 140 components and 0.18866 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=0.067543Jy sigma=0.465500 ! Fit after self-cal, rms=0.067536Jy sigma=0.465441 ! Inverting map ! Added new window around map position (3.6, -44.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014609 Jy ! Component: 100 - total flux cleaned = 0.00230707 Jy ! Component: 150 - total flux cleaned = 0.00285672 Jy ! Component: 200 - total flux cleaned = 0.00303594 Jy ! Total flux subtracted in 200 components = 0.00303594 Jy ! Clean residual min=-0.001494 max=0.001398 Jy/beam ! Clean residual mean=0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.191696 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 159 components and 0.191696 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=0.067489Jy sigma=0.464819 ! Fit after self-cal, rms=0.067485Jy sigma=0.464780 ! 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=0.067485Jy sigma=0.464780 ! Fit after self-cal, rms=0.068779Jy sigma=0.464290 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9817 mas, bmaj=1.588 mas, bpa=-11.76 degrees ! Estimated noise=0.518455 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000688808 Jy ! Component: 100 - total flux cleaned = 0.00127286 Jy ! Component: 150 - total flux cleaned = 0.0018555 Jy ! Component: 200 - total flux cleaned = 0.00226389 Jy ! Total flux subtracted in 200 components = 0.00226389 Jy ! Clean residual min=-0.001346 max=0.001321 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.19396 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 169 components and 0.19396 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=0.068744Jy sigma=0.463818 ! Fit after self-cal, rms=0.068751Jy sigma=0.463798 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 = 0.000464486 Jy ! Component: 100 - total flux cleaned = 0.00067809 Jy ! Component: 150 - total flux cleaned = 0.000804955 Jy ! Component: 200 - total flux cleaned = 0.000973635 Jy ! Total flux subtracted in 200 components = 0.000973635 Jy ! Clean residual min=-0.001335 max=0.001252 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.194934 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 180 components and 0.194934 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=0.068730Jy sigma=0.463567 ! Fit after self-cal, rms=0.068730Jy sigma=0.463562 ! 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=0.068730Jy sigma=0.463562 ! Fit after self-cal, rms=0.069074Jy sigma=0.463513 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.38 mas, bmaj=2.555 mas, bpa=-32.98 degrees ! Estimated noise=0.616834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110727 Jy ! Component: 100 - total flux cleaned = 0.00148886 Jy ! Component: 150 - total flux cleaned = 0.00169694 Jy ! Component: 200 - total flux cleaned = 0.00187495 Jy ! Total flux subtracted in 200 components = 0.00187495 Jy ! Clean residual min=-0.001431 max=0.001471 Jy/beam ! Clean residual mean=0.000003 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.196809 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 194 components and 0.196809 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=0.069068Jy sigma=0.463317 ! Fit after self-cal, rms=0.069067Jy sigma=0.463291 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 = 0.000252465 Jy ! Component: 100 - total flux cleaned = 0.000376274 Jy ! Component: 150 - total flux cleaned = 0.000487293 Jy ! Component: 200 - total flux cleaned = 0.000604542 Jy ! Total flux subtracted in 200 components = 0.000604542 Jy ! Clean residual min=-0.001419 max=0.001333 Jy/beam ! Clean residual mean=0.000003 rms=0.000383 Jy/beam ! Combined flux in latest and established models = 0.197413 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 198 components and 0.197413 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=0.069065Jy sigma=0.463255 ! Fit after self-cal, rms=0.069065Jy sigma=0.463249 ! 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=0.9811 mas, bmaj=1.588 mas, bpa=-11.73 degrees ! Estimated noise=0.518181 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9811 x 1.588 at -11.73 degrees (North through East) ! Clean map min=-0.0014926 max=0.11386 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=0.735 mas, bmaj=1.331 mas, bpa=-11.51 degrees ! Estimated noise=0.896693 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0869533 Jy ! Component: 100 - total flux cleaned = 0.110264 Jy ! Component: 150 - total flux cleaned = 0.122043 Jy ! Component: 200 - total flux cleaned = 0.130675 Jy ! Total flux subtracted in 200 components = 0.130675 Jy ! Clean residual min=-0.003725 max=0.005106 Jy/beam ! Clean residual mean=0.000002 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 0.130675 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.130675 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9811 mas, bmaj=1.588 mas, bpa=-11.73 degrees ! Estimated noise=0.518181 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 = 0.0109419 Jy ! Component: 100 - total flux cleaned = 0.018763 Jy ! Component: 150 - total flux cleaned = 0.0248195 Jy ! Component: 200 - total flux cleaned = 0.0296485 Jy ! Total flux subtracted in 200 components = 0.0296485 Jy ! Clean residual min=-0.002498 max=0.003407 Jy/beam ! Clean residual mean=-0.000000 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.160323 Jy ! Adding 90 model components to the UV plane model. ! The established model now contains 100 components and 0.160323 Jy ! Inverting map ! Added new window around map position (-10, -36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0040403 Jy ! Component: 100 - total flux cleaned = 0.00738215 Jy ! Component: 150 - total flux cleaned = 0.010259 Jy ! Component: 200 - total flux cleaned = 0.0127818 Jy ! Total flux subtracted in 200 components = 0.0127818 Jy ! Clean residual min=-0.001918 max=0.002403 Jy/beam ! Clean residual mean=0.000000 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.173105 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 147 components and 0.173105 Jy ! Inverting map ! Added new window around map position (14, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266066 Jy ! Component: 100 - total flux cleaned = 0.00474043 Jy ! Component: 150 - total flux cleaned = 0.00657939 Jy ! Component: 200 - total flux cleaned = 0.00822873 Jy ! Total flux subtracted in 200 components = 0.00822873 Jy ! Clean residual min=-0.001603 max=0.001438 Jy/beam ! Clean residual mean=0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.181334 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 173 components and 0.181334 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=2.38 mas, bmaj=2.555 mas, bpa=-32.98 degrees ! Estimated noise=0.616834 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260808 Jy ! Component: 100 - total flux cleaned = 0.00462749 Jy ! Component: 150 - total flux cleaned = 0.00630822 Jy ! Component: 200 - total flux cleaned = 0.00772651 Jy ! Total flux subtracted in 200 components = 0.00772651 Jy ! Clean residual min=-0.001709 max=0.001700 Jy/beam ! Clean residual mean=0.000002 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.18906 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 = 0.00121419 Jy ! Component: 100 - total flux cleaned = 0.00227194 Jy ! Component: 150 - total flux cleaned = 0.00319833 Jy ! Component: 200 - total flux cleaned = 0.00401224 Jy ! Total flux subtracted in 200 components = 0.00401224 Jy ! Clean residual min=-0.001502 max=0.001538 Jy/beam ! Clean residual mean=0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.193072 Jy ! Adding 117 model components to the UV plane model. ! The established model now contains 263 components and 0.193072 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9811 mas, bmaj=1.588 mas, bpa=-11.73 degrees ! Estimated noise=0.518181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000768172 Jy ! Component: 100 - total flux cleaned = 0.00132607 Jy ! Component: 150 - total flux cleaned = 0.00181928 Jy ! Component: 200 - total flux cleaned = 0.0022426 Jy ! Total flux subtracted in 200 components = 0.0022426 Jy ! Clean residual min=-0.001201 max=0.001059 Jy/beam ! Clean residual mean=0.000001 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.195315 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 285 components and 0.195315 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=0.068971Jy sigma=0.462803 ! Fit after self-cal, rms=0.068922Jy sigma=0.462659 wmodel J1826+3431_X_map.mod ! Writing 285 model components to file: J1826+3431_X_map.mod wobs J1826+3431_X_uvs.fits ! Writing UV FITS file: J1826+3431_X_uvs.fits wwins J1826+3431_X_map.win ! wwins: Wrote 9 windows to J1826+3431_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 = -0.000438725 Jy ! Component: 100 - total flux cleaned = -0.000575065 Jy ! Component: 150 - total flux cleaned = -0.000722915 Jy ! Component: 200 - total flux cleaned = -0.000865491 Jy ! Component: 250 - total flux cleaned = -0.00091704 Jy ! Component: 300 - total flux cleaned = -0.000933609 Jy ! Component: 350 - total flux cleaned = -0.000933723 Jy ! Component: 400 - total flux cleaned = -0.00094971 Jy ! Component: 450 - total flux cleaned = -0.000950059 Jy ! Component: 500 - total flux cleaned = -0.00098072 Jy ! Component: 550 - total flux cleaned = -0.000995891 Jy ! Component: 600 - total flux cleaned = -0.00101082 Jy ! Component: 650 - total flux cleaned = -0.000996553 Jy ! Component: 700 - total flux cleaned = -0.00103927 Jy ! Component: 750 - total flux cleaned = -0.00102481 Jy ! Component: 800 - total flux cleaned = -0.000983554 Jy ! Component: 850 - total flux cleaned = -0.000997565 Jy ! Component: 900 - total flux cleaned = -0.000984115 Jy ! Component: 950 - total flux cleaned = -0.000970726 Jy ! Component: 1000 - total flux cleaned = -0.000984043 Jy ! Component: 1050 - total flux cleaned = -0.000958246 Jy ! Component: 1100 - total flux cleaned = -0.000970989 Jy ! Component: 1150 - total flux cleaned = -0.000970701 Jy ! Component: 1200 - total flux cleaned = -0.000908121 Jy ! Component: 1250 - total flux cleaned = -0.000871149 Jy ! Component: 1300 - total flux cleaned = -0.000859072 Jy ! Component: 1350 - total flux cleaned = -0.00084703 Jy ! Component: 1400 - total flux cleaned = -0.000835118 Jy ! Component: 1450 - total flux cleaned = -0.000847127 Jy ! Component: 1500 - total flux cleaned = -0.00084712 Jy ! Component: 1550 - total flux cleaned = -0.000847028 Jy ! Component: 1600 - total flux cleaned = -0.000800783 Jy ! Component: 1650 - total flux cleaned = -0.000801163 Jy ! Component: 1700 - total flux cleaned = -0.000789906 Jy ! Component: 1750 - total flux cleaned = -0.000801321 Jy ! Component: 1800 - total flux cleaned = -0.000801506 Jy ! Component: 1850 - total flux cleaned = -0.000812623 Jy ! Component: 1900 - total flux cleaned = -0.000801662 Jy ! Component: 1950 - total flux cleaned = -0.000823416 Jy ! Component: 2000 - total flux cleaned = -0.000844868 Jy ! Component: 2050 - total flux cleaned = -0.000866057 Jy ! Component: 2100 - total flux cleaned = -0.000855364 Jy ! Component: 2150 - total flux cleaned = -0.000823832 Jy ! Component: 2200 - total flux cleaned = -0.000834329 Jy ! Component: 2250 - total flux cleaned = -0.00085516 Jy ! Component: 2300 - total flux cleaned = -0.000824259 Jy ! Component: 2350 - total flux cleaned = -0.000834573 Jy ! Component: 2400 - total flux cleaned = -0.000865101 Jy ! Component: 2450 - total flux cleaned = -0.000854989 Jy ! Component: 2500 - total flux cleaned = -0.000824901 Jy ! Component: 2550 - total flux cleaned = -0.00082486 Jy ! Component: 2600 - total flux cleaned = -0.000805139 Jy ! Component: 2650 - total flux cleaned = -0.000795359 Jy ! Component: 2700 - total flux cleaned = -0.000775828 Jy ! Component: 2750 - total flux cleaned = -0.000746676 Jy ! Component: 2800 - total flux cleaned = -0.000756394 Jy ! Component: 2850 - total flux cleaned = -0.000718089 Jy ! Component: 2900 - total flux cleaned = -0.000765669 Jy ! Component: 2950 - total flux cleaned = -0.000727878 Jy ! Component: 3000 - total flux cleaned = -0.000699709 Jy ! Component: 3050 - total flux cleaned = -0.000709002 Jy ! Component: 3100 - total flux cleaned = -0.000681126 Jy ! Component: 3150 - total flux cleaned = -0.000634967 Jy ! Component: 3200 - total flux cleaned = -0.000653375 Jy ! Component: 3250 - total flux cleaned = -0.000607681 Jy ! Component: 3300 - total flux cleaned = -0.0005805 Jy ! Component: 3350 - total flux cleaned = -0.000598676 Jy ! Component: 3400 - total flux cleaned = -0.000580735 Jy ! Component: 3450 - total flux cleaned = -0.000589601 Jy ! Component: 3500 - total flux cleaned = -0.000545176 Jy ! Component: 3550 - total flux cleaned = -0.000536308 Jy ! Component: 3600 - total flux cleaned = -0.000492436 Jy ! Component: 3650 - total flux cleaned = -0.000553585 Jy ! Component: 3700 - total flux cleaned = -0.000553587 Jy ! Component: 3750 - total flux cleaned = -0.000588106 Jy ! Component: 3800 - total flux cleaned = -0.000613826 Jy ! Component: 3850 - total flux cleaned = -0.000588121 Jy ! Component: 3900 - total flux cleaned = -0.000596683 Jy ! Component: 3950 - total flux cleaned = -0.000579746 Jy ! Component: 4000 - total flux cleaned = -0.000554542 Jy ! Component: 4050 - total flux cleaned = -0.000537807 Jy ! Total flux subtracted in 4096 components = -0.00052947 Jy ! Clean residual min=-0.000473 max=0.000493 Jy/beam ! Clean residual mean=0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.194786 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 591 components and 0.194786 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1826+3431_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9811 x 1.588 at -11.73 degrees (North through East) ! Clean map min=-0.00082179 max=0.1142 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1826+3431_X_map.fits wmodel /image_prod/ug002_uva//J1826+3431_X_map.mod ! Writing 591 model components to file: /image_prod/ug002_uva//J1826+3431_X_map.mod wobs /image_prod/ug002_uva//J1826+3431_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1826+3431_X_uvs.fits wwins /image_prod/ug002_uva//J1826+3431_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1826+3431_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.114203 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142541 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.374442 0.374442 0.748885 1.49777 2.99554 5.99108 11.9822 23.9643 47.9286 95.8572 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.114 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 801.191 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1826+3431_X_dfm.log closed on Thu Mar 5 03:44:46 2020