! Started logfile: /vlbi/uf001/uva//J2254+1136_X_dfm.log on Mon Jan 14 06:27:30 2019 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 /vlbi/uf001/uva//J2254+1136_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2254+1136_X_uva.fits ! AN table 1: 72 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.767857 visibilities/baseline/integration-bin. ! Found source: J2254+1136 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 18576 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 J2254+1136_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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003773Jy sigma=23.821542 ! Fit after self-cal, rms=0.963857Jy sigma=22.891669 ! 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=1.02 mas, bmaj=2.858 mas, bpa=-14.24 degrees ! Estimated noise=0.527912 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 = 0.0291942 Jy ! Component: 100 - total flux cleaned = 0.0358865 Jy ! Total flux subtracted in 100 components = 0.0358865 Jy ! Clean residual min=-0.002592 max=0.002992 Jy/beam ! Clean residual mean=-0.000003 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.0358865 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0358865 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=0.053817Jy sigma=1.204039 ! Fit after self-cal, rms=0.051989Jy sigma=1.160140 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00399984 Jy ! Component: 100 - total flux cleaned = 0.00468363 Jy ! Total flux subtracted in 100 components = 0.00468363 Jy ! Clean residual min=-0.002582 max=0.002960 Jy/beam ! Clean residual mean=-0.000003 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.0405701 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.0405701 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=0.051685Jy sigma=1.153596 ! Fit after self-cal, rms=0.051685Jy sigma=1.153126 ! 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=1.234 mas, bmaj=2.876 mas, bpa=-13.41 degrees ! Estimated noise=0.221329 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 = 0.00155768 Jy ! Component: 100 - total flux cleaned = 0.00242662 Jy ! Component: 150 - total flux cleaned = 0.00279507 Jy ! Component: 200 - total flux cleaned = 0.00297671 Jy ! Total flux subtracted in 200 components = 0.00297671 Jy ! Clean residual min=-0.001601 max=0.002095 Jy/beam ! Clean residual mean=-0.000002 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0435468 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 0.0435468 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=0.051631Jy sigma=1.151990 ! Fit after self-cal, rms=0.051642Jy sigma=1.151838 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.234 x 2.876 at -13.41 degrees (North through East) ! Clean map min=-0.0015668 max=0.039951 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.92 KP 0.98 ! LA 0.97 MK 1.12 NL 1.20 PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.10 HN 0.98 KP 0.91 ! LA 1.02 MK 1.06 NL 1.19 PT 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 1.01 KP 0.97 ! LA 1.00 MK 1.06 NL 1.16 PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.90 KP 0.96 ! LA 0.98 MK 1.07 NL 1.23 PT 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.93 HN 0.95 KP 1.03 ! LA 0.93 MK 1.06 NL 1.15 PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.96 HN 0.96 KP 0.97 ! LA 0.93 MK 1.11 NL 1.20 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.85 KP 1.05 ! LA 0.99 MK 0.97 NL 1.31 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.90 KP 1.06 ! LA 0.94 MK 1.28 NL 1.12 PT 0.86 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.91 HN 0.91 KP 1.07 ! LA 0.96 MK 1.05 NL 1.11 PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 HN 0.79 KP 1.10 ! LA 0.96 MK 0.93 NL 1.22 PT 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.85 HN 0.86 KP 1.02 ! LA 0.92 MK 0.93 NL 1.25 PT 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.87 HN 0.76 KP 1.00 ! LA 1.06 MK 0.81 NL 1.18 PT 0.95 ! ! ! Fit before self-cal, rms=0.051642Jy sigma=1.151838 ! Fit after self-cal, rms=0.049674Jy sigma=1.144758 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.225 mas, bmaj=2.856 mas, bpa=-13.17 degrees ! Estimated noise=0.219411 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 = 0.000471407 Jy ! Component: 100 - total flux cleaned = 0.000635682 Jy ! Component: 150 - total flux cleaned = 0.000619733 Jy ! Component: 200 - total flux cleaned = 0.000592722 Jy ! Total flux subtracted in 200 components = 0.000592722 Jy ! Clean residual min=-0.000977 max=0.001052 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0441395 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.0441395 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=0.049657Jy sigma=1.144416 ! Fit after self-cal, rms=0.049708Jy sigma=1.143101 ! 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=0.049708Jy sigma=1.143101 ! Fit after self-cal, rms=0.050099Jy sigma=1.141264 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.226 mas, bmaj=2.839 mas, bpa=-13.17 degrees ! Estimated noise=0.219875 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000450793 Jy ! Component: 100 - total flux cleaned = 0.000465622 Jy ! Component: 150 - total flux cleaned = 0.000466297 Jy ! Component: 200 - total flux cleaned = 0.000447892 Jy ! Total flux subtracted in 200 components = 0.000447892 Jy ! Clean residual min=-0.000956 max=0.001011 Jy/beam ! Clean residual mean=-0.000001 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0445874 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.0445874 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=0.050092Jy sigma=1.141133 ! Fit after self-cal, rms=0.050129Jy sigma=1.140622 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 (5.2, -20.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346104 Jy ! Component: 100 - total flux cleaned = 0.00029753 Jy ! Component: 150 - total flux cleaned = 0.00029656 Jy ! Component: 200 - total flux cleaned = 0.000296703 Jy ! Total flux subtracted in 200 components = 0.000296703 Jy ! Clean residual min=-0.000836 max=0.000979 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0448841 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 58 components and 0.0448841 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=0.050108Jy sigma=1.140168 ! Fit after self-cal, rms=0.050113Jy sigma=1.140050 ! Inverting map ! Added new window around map position (-15.4, 36.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000735158 Jy ! Component: 100 - total flux cleaned = 0.000959535 Jy ! Component: 150 - total flux cleaned = 0.0010506 Jy ! Component: 200 - total flux cleaned = 0.00111572 Jy ! Total flux subtracted in 200 components = 0.00111572 Jy ! Clean residual min=-0.000731 max=0.000810 Jy/beam ! Clean residual mean=-0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0459999 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 84 components and 0.0459999 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=0.050093Jy sigma=1.139564 ! Fit after self-cal, rms=0.050088Jy sigma=1.139491 ! Inverting map ! Added new window around map position (38.6, 31.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000315614 Jy ! Component: 100 - total flux cleaned = 0.000524879 Jy ! Component: 150 - total flux cleaned = 0.000652842 Jy ! Component: 200 - total flux cleaned = 0.00066985 Jy ! Total flux subtracted in 200 components = 0.00066985 Jy ! Clean residual min=-0.000688 max=0.000693 Jy/beam ! Clean residual mean=-0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0466697 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 101 components and 0.0466697 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=0.050069Jy sigma=1.139107 ! Fit after self-cal, rms=0.050069Jy sigma=1.139050 ! 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=0.050069Jy sigma=1.139050 ! Fit after self-cal, rms=0.049959Jy sigma=1.138963 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.225 mas, bmaj=2.836 mas, bpa=-13.15 degrees ! Estimated noise=0.218913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00018185 Jy ! Component: 100 - total flux cleaned = 0.000282822 Jy ! Component: 150 - total flux cleaned = 0.000359628 Jy ! Component: 200 - total flux cleaned = 0.000359711 Jy ! Total flux subtracted in 200 components = 0.000359711 Jy ! Clean residual min=-0.000685 max=0.000694 Jy/beam ! Clean residual mean=-0.000001 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.0470294 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.0470294 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=0.049948Jy sigma=1.138749 ! Fit after self-cal, rms=0.049962Jy sigma=1.138674 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 = 5.45308e-05 Jy ! Component: 100 - total flux cleaned = 8.37558e-05 Jy ! Component: 150 - total flux cleaned = 8.41065e-05 Jy ! Component: 200 - total flux cleaned = 8.42087e-05 Jy ! Total flux subtracted in 200 components = 8.42087e-05 Jy ! Clean residual min=-0.000672 max=0.000660 Jy/beam ! Clean residual mean=-0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0471136 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 116 components and 0.0471136 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=0.049954Jy sigma=1.138519 ! Fit after self-cal, rms=0.049957Jy sigma=1.138481 ! 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=0.049957Jy sigma=1.138481 ! Fit after self-cal, rms=0.049990Jy sigma=1.138460 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.092 mas, bmaj=2.992 mas, bpa=-17.31 degrees ! Estimated noise=0.248244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.95344e-05 Jy ! Component: 100 - total flux cleaned = -0.000101545 Jy ! Component: 150 - total flux cleaned = -0.000147269 Jy ! Component: 200 - total flux cleaned = -0.00020625 Jy ! Total flux subtracted in 200 components = -0.00020625 Jy ! Clean residual min=-0.000555 max=0.000612 Jy/beam ! Clean residual mean=-0.000002 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0469074 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.0469074 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=0.049987Jy sigma=1.138377 ! Fit after self-cal, rms=0.049990Jy sigma=1.138342 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 = 1.20401e-05 Jy ! Component: 100 - total flux cleaned = -2.96998e-05 Jy ! Component: 150 - total flux cleaned = -6.04215e-05 Jy ! Component: 200 - total flux cleaned = -6.77239e-05 Jy ! Total flux subtracted in 200 components = -6.77239e-05 Jy ! Clean residual min=-0.000535 max=0.000593 Jy/beam ! Clean residual mean=-0.000002 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0468397 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 146 components and 0.0468397 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=0.049988Jy sigma=1.138284 ! Fit after self-cal, rms=0.049979Jy sigma=1.138017 ! 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=1.224 mas, bmaj=2.836 mas, bpa=-13.13 degrees ! Estimated noise=0.218823 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.224 x 2.836 at -13.13 degrees (North through East) ! Clean map min=-0.0011047 max=0.03982 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=1.003 mas, bmaj=2.812 mas, bpa=-14.09 degrees ! Estimated noise=0.520508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0303006 Jy ! Component: 100 - total flux cleaned = 0.0380924 Jy ! Component: 150 - total flux cleaned = 0.0418836 Jy ! Component: 200 - total flux cleaned = 0.0431514 Jy ! Total flux subtracted in 200 components = 0.0431514 Jy ! Clean residual min=-0.002243 max=0.002283 Jy/beam ! Clean residual mean=-0.000002 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.0431514 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0431514 Jy ! Inverting map and beam ! Estimated beam: bmin=1.224 mas, bmaj=2.836 mas, bpa=-13.13 degrees ! Estimated noise=0.218823 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 = 0.00126569 Jy ! Component: 100 - total flux cleaned = 0.00178232 Jy ! Component: 150 - total flux cleaned = 0.00195736 Jy ! Component: 200 - total flux cleaned = 0.002146 Jy ! Total flux subtracted in 200 components = 0.002146 Jy ! Clean residual min=-0.001106 max=0.000884 Jy/beam ! Clean residual mean=-0.000002 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0452974 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 0.0452974 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=2.092 mas, bmaj=2.992 mas, bpa=-17.31 degrees ! Estimated noise=0.248244 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000529578 Jy ! Component: 100 - total flux cleaned = 0.000823389 Jy ! Component: 150 - total flux cleaned = 0.00102346 Jy ! Component: 200 - total flux cleaned = 0.00104382 Jy ! Total flux subtracted in 200 components = 0.00104382 Jy ! Clean residual min=-0.000666 max=0.000779 Jy/beam ! Clean residual mean=-0.000003 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0463412 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 = -6.36029e-05 Jy ! Component: 100 - total flux cleaned = -0.000150304 Jy ! Component: 150 - total flux cleaned = -0.00017781 Jy ! Component: 200 - total flux cleaned = -0.000191558 Jy ! Total flux subtracted in 200 components = -0.000191558 Jy ! Clean residual min=-0.000584 max=0.000710 Jy/beam ! Clean residual mean=-0.000003 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0461497 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 107 components and 0.0461497 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.224 mas, bmaj=2.836 mas, bpa=-13.13 degrees ! Estimated noise=0.218823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208102 Jy ! Component: 100 - total flux cleaned = 0.000345988 Jy ! Component: 150 - total flux cleaned = 0.000408645 Jy ! Component: 200 - total flux cleaned = 0.000446778 Jy ! Total flux subtracted in 200 components = 0.000446778 Jy ! Clean residual min=-0.000742 max=0.000740 Jy/beam ! Clean residual mean=-0.000002 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0465965 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 136 components and 0.0465965 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=0.049990Jy sigma=1.138306 ! Fit after self-cal, rms=0.049987Jy sigma=1.138226 wmodel J2254+1136_X_map.mod ! Writing 136 model components to file: J2254+1136_X_map.mod wobs J2254+1136_X_uvs.fits ! Writing UV FITS file: J2254+1136_X_uvs.fits wwins J2254+1136_X_map.win ! wwins: Wrote 4 windows to J2254+1136_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 = -0.000133684 Jy ! Component: 100 - total flux cleaned = -0.000238651 Jy ! Component: 150 - total flux cleaned = -0.000304688 Jy ! Component: 200 - total flux cleaned = -0.000336 Jy ! Component: 250 - total flux cleaned = -0.00036612 Jy ! Component: 300 - total flux cleaned = -0.000443501 Jy ! Component: 350 - total flux cleaned = -0.000527596 Jy ! Component: 400 - total flux cleaned = -0.000609544 Jy ! Component: 450 - total flux cleaned = -0.000662655 Jy ! Component: 500 - total flux cleaned = -0.00071459 Jy ! Component: 550 - total flux cleaned = -0.000756781 Jy ! Component: 600 - total flux cleaned = -0.000789531 Jy ! Component: 650 - total flux cleaned = -0.000781448 Jy ! Component: 700 - total flux cleaned = -0.000820663 Jy ! Component: 750 - total flux cleaned = -0.000851172 Jy ! Component: 800 - total flux cleaned = -0.000888649 Jy ! Component: 850 - total flux cleaned = -0.000918167 Jy ! Component: 900 - total flux cleaned = -0.000954473 Jy ! Component: 950 - total flux cleaned = -0.000982722 Jy ! Component: 1000 - total flux cleaned = -0.000989611 Jy ! Component: 1050 - total flux cleaned = -0.0010376 Jy ! Component: 1100 - total flux cleaned = -0.00103765 Jy ! Component: 1150 - total flux cleaned = -0.00107096 Jy ! Component: 1200 - total flux cleaned = -0.00110373 Jy ! Component: 1250 - total flux cleaned = -0.00112316 Jy ! Component: 1300 - total flux cleaned = -0.00113595 Jy ! Component: 1350 - total flux cleaned = -0.00115483 Jy ! Component: 1400 - total flux cleaned = -0.00117974 Jy ! Component: 1450 - total flux cleaned = -0.00120423 Jy ! Component: 1500 - total flux cleaned = -0.00121635 Jy ! Component: 1550 - total flux cleaned = -0.00123426 Jy ! Component: 1600 - total flux cleaned = -0.00124606 Jy ! Component: 1650 - total flux cleaned = -0.00125774 Jy ! Component: 1700 - total flux cleaned = -0.00126353 Jy ! Component: 1750 - total flux cleaned = -0.00128644 Jy ! Component: 1800 - total flux cleaned = -0.00130345 Jy ! Component: 1850 - total flux cleaned = -0.00131473 Jy ! Component: 1900 - total flux cleaned = -0.00132027 Jy ! Component: 1950 - total flux cleaned = -0.00133679 Jy ! Component: 2000 - total flux cleaned = -0.00136939 Jy ! Component: 2050 - total flux cleaned = -0.00138011 Jy ! Component: 2100 - total flux cleaned = -0.00139617 Jy ! Component: 2150 - total flux cleaned = -0.00141205 Jy ! Component: 2200 - total flux cleaned = -0.00144865 Jy ! Component: 2250 - total flux cleaned = -0.00146416 Jy ! Component: 2300 - total flux cleaned = -0.00148469 Jy ! Component: 2350 - total flux cleaned = -0.00149491 Jy ! Component: 2400 - total flux cleaned = -0.00151512 Jy ! Component: 2450 - total flux cleaned = -0.00154511 Jy ! Component: 2500 - total flux cleaned = -0.00155 Jy ! Component: 2550 - total flux cleaned = -0.00156968 Jy ! Component: 2600 - total flux cleaned = -0.00158433 Jy ! Component: 2650 - total flux cleaned = -0.00161333 Jy ! Component: 2700 - total flux cleaned = -0.00162292 Jy ! Component: 2750 - total flux cleaned = -0.00164663 Jy ! Component: 2800 - total flux cleaned = -0.00167015 Jy ! Component: 2850 - total flux cleaned = -0.00167485 Jy ! Component: 2900 - total flux cleaned = -0.00168873 Jy ! Component: 2950 - total flux cleaned = -0.00170252 Jy ! Component: 3000 - total flux cleaned = -0.00171165 Jy ! Component: 3050 - total flux cleaned = -0.00172071 Jy ! Component: 3100 - total flux cleaned = -0.00173423 Jy ! Component: 3150 - total flux cleaned = -0.00176544 Jy ! Component: 3200 - total flux cleaned = -0.00176532 Jy ! Component: 3250 - total flux cleaned = -0.00176536 Jy ! Component: 3300 - total flux cleaned = -0.00177412 Jy ! Component: 3350 - total flux cleaned = -0.00178715 Jy ! Component: 3400 - total flux cleaned = -0.00178717 Jy ! Component: 3450 - total flux cleaned = -0.00178718 Jy ! Component: 3500 - total flux cleaned = -0.00179573 Jy ! Component: 3550 - total flux cleaned = -0.00179574 Jy ! Component: 3600 - total flux cleaned = -0.00180417 Jy ! Component: 3650 - total flux cleaned = -0.00179999 Jy ! Component: 3700 - total flux cleaned = -0.00182085 Jy ! Component: 3750 - total flux cleaned = -0.00181256 Jy ! Component: 3800 - total flux cleaned = -0.00181259 Jy ! Component: 3850 - total flux cleaned = -0.00182082 Jy ! Component: 3900 - total flux cleaned = -0.00181671 Jy ! Component: 3950 - total flux cleaned = -0.00182078 Jy ! Component: 4000 - total flux cleaned = -0.00180454 Jy ! Component: 4050 - total flux cleaned = -0.0018086 Jy ! Total flux subtracted in 4096 components = -0.00182068 Jy ! Clean residual min=-0.000330 max=0.000245 Jy/beam ! Clean residual mean=-0.000000 rms=0.000070 Jy/beam ! Combined flux in latest and established models = 0.0447758 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 407 components and 0.0447758 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2254+1136_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.224 x 2.836 at -13.13 degrees (North through East) ! Clean map min=-0.00087646 max=0.039388 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2254+1136_X_map.fits wmodel /vlbi/uf001/uva//J2254+1136_X_map.mod ! Writing 407 model components to file: /vlbi/uf001/uva//J2254+1136_X_map.mod wobs /vlbi/uf001/uva//J2254+1136_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2254+1136_X_uvs.fits wwins /vlbi/uf001/uva//J2254+1136_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2254+1136_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.039388 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.85025e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.521752 0.521752 1.0435 2.08701 4.17401 8.34803 16.6961 33.3921 66.7842 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 574.986 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2254+1136_X_dfm.log closed on Mon Jan 14 06:27:35 2019