! Started logfile: /vlbi/uf001/uva//J0228-0337_X_dfm.log on Sun Jan 13 21:26:37 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//J0228-0337_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0228-0337_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.950397 visibilities/baseline/integration-bin. ! Found source: J0228-0337 ! ! 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 17244 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 J0228-0337_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 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 63 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.132278Jy sigma=19.637542 ! Fit after self-cal, rms=0.520171Jy sigma=9.069716 ! 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=0.6243 mas, bmaj=1.641 mas, bpa=-3.714 degrees ! Estimated noise=0.490636 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 = 0.372657 Jy ! Component: 100 - total flux cleaned = 0.460667 Jy ! Total flux subtracted in 100 components = 0.460667 Jy ! Clean residual min=-0.024348 max=0.070337 Jy/beam ! Clean residual mean=-0.000012 rms=0.004983 Jy/beam ! Combined flux in latest and established models = 0.460667 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.460667 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=0.140932Jy sigma=2.353585 ! Fit after self-cal, rms=0.140837Jy sigma=2.351900 ! 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 = 0.0631447 Jy ! Component: 100 - total flux cleaned = 0.0970385 Jy ! Total flux subtracted in 100 components = 0.0970385 Jy ! Clean residual min=-0.017110 max=0.023905 Jy/beam ! Clean residual mean=-0.000016 rms=0.003024 Jy/beam ! Combined flux in latest and established models = 0.557706 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.557706 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=0.103572Jy sigma=1.695956 ! Fit after self-cal, rms=0.100888Jy sigma=1.647304 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255351 Jy ! Component: 100 - total flux cleaned = 0.0406224 Jy ! Total flux subtracted in 100 components = 0.0406224 Jy ! Clean residual min=-0.012589 max=0.020859 Jy/beam ! Clean residual mean=-0.000018 rms=0.002293 Jy/beam ! Combined flux in latest and established models = 0.598328 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.598328 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=0.092537Jy sigma=1.491560 ! Fit after self-cal, rms=0.092171Jy sigma=1.484490 ! Inverting map ! Added new window around map position (1.8, 4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177724 Jy ! Component: 100 - total flux cleaned = 0.0283222 Jy ! Total flux subtracted in 100 components = 0.0283222 Jy ! Clean residual min=-0.010674 max=0.013243 Jy/beam ! Clean residual mean=-0.000021 rms=0.001960 Jy/beam ! Combined flux in latest and established models = 0.626651 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.626651 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=0.088059Jy sigma=1.406708 ! Fit after self-cal, rms=0.087856Jy sigma=1.402633 ! Inverting map ! Added new window around map position (-0.6, 2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118084 Jy ! Component: 100 - total flux cleaned = 0.0180772 Jy ! Total flux subtracted in 100 components = 0.0180772 Jy ! Clean residual min=-0.009991 max=0.010763 Jy/beam ! Clean residual mean=-0.000022 rms=0.001796 Jy/beam ! Combined flux in latest and established models = 0.644728 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.644728 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=0.085863Jy sigma=1.369220 ! Fit after self-cal, rms=0.085814Jy sigma=1.367418 ! 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=0.7787 mas, bmaj=1.901 mas, bpa=-2.863 degrees ! Estimated noise=0.343929 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 = 0.00992883 Jy ! Component: 100 - total flux cleaned = 0.0170862 Jy ! Component: 150 - total flux cleaned = 0.0211455 Jy ! Component: 200 - total flux cleaned = 0.0222499 Jy ! Total flux subtracted in 200 components = 0.0222499 Jy ! Clean residual min=-0.011079 max=0.011613 Jy/beam ! Clean residual mean=-0.000033 rms=0.002265 Jy/beam ! Combined flux in latest and established models = 0.666978 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 43 components and 0.666978 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=0.084248Jy sigma=1.337816 ! Fit after self-cal, rms=0.084215Jy sigma=1.336553 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7787 x 1.901 at -2.863 degrees (North through East) ! Clean map min=-0.010535 max=0.48113 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.98 LA 0.97 ! MK 1.02 NL 1.08 OV 0.97 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 LA 0.97 ! MK 1.01 NL 1.09 OV 0.97 PT 1.03 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.99 LA 0.97 ! MK 1.01 NL 1.08 OV 0.97 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.98 LA 0.97 ! MK 1.01 NL 1.08 OV 0.96 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 LA 0.97 ! MK 1.01 NL 1.08 OV 0.96 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 LA 0.97 ! MK 1.01 NL 1.07 OV 0.97 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.99 LA 0.97 ! MK 1.00 NL 1.08 OV 0.96 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.99 LA 0.96 ! MK 1.00 NL 1.08 OV 0.96 PT 1.01 ! SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 LA 0.97 ! MK 1.00 NL 1.09 OV 0.96 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 LA 0.96 ! MK 1.01 NL 1.08 OV 0.96 PT 1.01 ! SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 LA 0.97 ! MK 1.00 NL 1.09 OV 0.96 PT 1.02 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.00 LA 0.97 ! MK 1.01 NL 1.08 OV 0.96 PT 1.01 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.084215Jy sigma=1.336553 ! Fit after self-cal, rms=0.080883Jy sigma=1.271714 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7763 mas, bmaj=1.898 mas, bpa=-2.439 degrees ! Estimated noise=0.344372 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 = -0.00162764 Jy ! Component: 100 - total flux cleaned = -0.00273144 Jy ! Component: 150 - total flux cleaned = -0.00371398 Jy ! Component: 200 - total flux cleaned = -0.0046331 Jy ! Total flux subtracted in 200 components = -0.0046331 Jy ! Clean residual min=-0.007441 max=0.008182 Jy/beam ! Clean residual mean=-0.000026 rms=0.001749 Jy/beam ! Combined flux in latest and established models = 0.662344 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 56 components and 0.662344 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=0.080350Jy sigma=1.261133 ! Fit after self-cal, rms=0.080349Jy sigma=1.260514 ! 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=0.080349Jy sigma=1.260514 ! Fit after self-cal, rms=0.076626Jy sigma=1.191783 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7748 mas, bmaj=1.896 mas, bpa=-2.408 degrees ! Estimated noise=0.344841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000155669 Jy ! Component: 100 - total flux cleaned = -0.00134032 Jy ! Component: 150 - total flux cleaned = -0.00252824 Jy ! Component: 200 - total flux cleaned = -0.00350423 Jy ! Total flux subtracted in 200 components = -0.00350423 Jy ! Clean residual min=-0.004870 max=0.005428 Jy/beam ! Clean residual mean=-0.000012 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 0.65884 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.65884 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=0.076083Jy sigma=1.181728 ! Fit after self-cal, rms=0.076057Jy sigma=1.181074 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 (-0.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309581 Jy ! Component: 100 - total flux cleaned = 0.00252992 Jy ! Component: 150 - total flux cleaned = 0.00184434 Jy ! Component: 200 - total flux cleaned = 0.00122841 Jy ! Total flux subtracted in 200 components = 0.00122841 Jy ! Clean residual min=-0.004254 max=0.004428 Jy/beam ! Clean residual mean=-0.000012 rms=0.000973 Jy/beam ! Combined flux in latest and established models = 0.660069 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.660069 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=0.075723Jy sigma=1.173732 ! Fit after self-cal, rms=0.075705Jy sigma=1.173301 ! Inverting map ! Added new window around map position (5.6, 3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395621 Jy ! Component: 100 - total flux cleaned = 0.00420243 Jy ! Component: 150 - total flux cleaned = 0.00383142 Jy ! Component: 200 - total flux cleaned = 0.00349384 Jy ! Total flux subtracted in 200 components = 0.00349384 Jy ! Clean residual min=-0.004315 max=0.004147 Jy/beam ! Clean residual mean=-0.000011 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 0.663562 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.663562 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=0.075345Jy sigma=1.167723 ! Fit after self-cal, rms=0.075336Jy sigma=1.167321 ! 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=0.075336Jy sigma=1.167321 ! Fit after self-cal, rms=0.075343Jy sigma=1.158134 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7727 mas, bmaj=1.895 mas, bpa=-2.39 degrees ! Estimated noise=0.345392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000792706 Jy ! Component: 100 - total flux cleaned = -0.00168391 Jy ! Component: 150 - total flux cleaned = -0.0018641 Jy ! Component: 200 - total flux cleaned = -0.00217929 Jy ! Total flux subtracted in 200 components = -0.00217929 Jy ! Clean residual min=-0.003739 max=0.003716 Jy/beam ! Clean residual mean=-0.000005 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.661383 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 96 components and 0.661383 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=0.075047Jy sigma=1.152615 ! Fit after self-cal, rms=0.075035Jy sigma=1.152312 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 = -0.000186828 Jy ! Component: 100 - total flux cleaned = -0.00047116 Jy ! Component: 150 - total flux cleaned = -0.000723649 Jy ! Component: 200 - total flux cleaned = -0.000841239 Jy ! Total flux subtracted in 200 components = -0.000841239 Jy ! Clean residual min=-0.003499 max=0.003477 Jy/beam ! Clean residual mean=-0.000005 rms=0.000695 Jy/beam ! Combined flux in latest and established models = 0.660542 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 106 components and 0.660542 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=0.074929Jy sigma=1.150286 ! Fit after self-cal, rms=0.074923Jy sigma=1.150194 ! 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=0.074923Jy sigma=1.150194 ! Fit after self-cal, rms=0.074989Jy sigma=1.148656 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.956 mas, bmaj=3.398 mas, bpa=5.197 degrees ! Estimated noise=0.484778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00149219 Jy ! Component: 100 - total flux cleaned = -0.00216905 Jy ! Component: 150 - total flux cleaned = -0.00278907 Jy ! Component: 200 - total flux cleaned = -0.00324504 Jy ! Total flux subtracted in 200 components = -0.00324504 Jy ! Clean residual min=-0.003383 max=0.003181 Jy/beam ! Clean residual mean=-0.000011 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.657297 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 119 components and 0.657297 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=0.074949Jy sigma=1.147963 ! Fit after self-cal, rms=0.074949Jy sigma=1.147796 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 = -0.00059407 Jy ! Component: 100 - total flux cleaned = -0.00063943 Jy ! Component: 150 - total flux cleaned = -0.000718992 Jy ! Component: 200 - total flux cleaned = -0.000827924 Jy ! Total flux subtracted in 200 components = -0.000827924 Jy ! Clean residual min=-0.003265 max=0.003234 Jy/beam ! Clean residual mean=-0.000010 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.656469 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 124 components and 0.656469 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=0.074943Jy sigma=1.147788 ! Fit after self-cal, rms=0.074942Jy sigma=1.147756 ! 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=0.7716 mas, bmaj=1.895 mas, bpa=-2.386 degrees ! Estimated noise=0.345391 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7716 x 1.895 at -2.386 degrees (North through East) ! Clean map min=-0.0027571 max=0.48152 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=0.6207 mas, bmaj=1.64 mas, bpa=-3.188 degrees ! Estimated noise=0.488527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.369907 Jy ! Component: 100 - total flux cleaned = 0.46999 Jy ! Component: 150 - total flux cleaned = 0.525672 Jy ! Component: 200 - total flux cleaned = 0.560633 Jy ! Total flux subtracted in 200 components = 0.560633 Jy ! Clean residual min=-0.006715 max=0.018237 Jy/beam ! Clean residual mean=-0.000003 rms=0.001864 Jy/beam ! Combined flux in latest and established models = 0.560633 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.560633 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7716 mas, bmaj=1.895 mas, bpa=-2.386 degrees ! Estimated noise=0.345391 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 = 0.0309301 Jy ! Component: 100 - total flux cleaned = 0.0485641 Jy ! Component: 150 - total flux cleaned = 0.0597969 Jy ! Component: 200 - total flux cleaned = 0.0678163 Jy ! Total flux subtracted in 200 components = 0.0678163 Jy ! Clean residual min=-0.004656 max=0.005396 Jy/beam ! Clean residual mean=-0.000004 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.628449 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 33 components and 0.628449 Jy ! Inverting map ! Added new window around map position (-2.6, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00638683 Jy ! Component: 100 - total flux cleaned = 0.0115168 Jy ! Component: 150 - total flux cleaned = 0.0154128 Jy ! Component: 200 - total flux cleaned = 0.0182437 Jy ! Total flux subtracted in 200 components = 0.0182437 Jy ! Clean residual min=-0.003631 max=0.003812 Jy/beam ! Clean residual mean=-0.000004 rms=0.000727 Jy/beam ! Combined flux in latest and established models = 0.646693 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 55 components and 0.646693 Jy ! Inverting map ! Added new window around map position (1, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0032396 Jy ! Component: 100 - total flux cleaned = 0.00479213 Jy ! Component: 150 - total flux cleaned = 0.00607011 Jy ! Component: 200 - total flux cleaned = 0.00712064 Jy ! Total flux subtracted in 200 components = 0.00712064 Jy ! Clean residual min=-0.002941 max=0.002832 Jy/beam ! Clean residual mean=-0.000004 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.653813 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 73 components and 0.653813 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.956 mas, bmaj=3.398 mas, bpa=5.197 degrees ! Estimated noise=0.484778 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020898 Jy ! Component: 100 - total flux cleaned = 0.0032072 Jy ! Component: 150 - total flux cleaned = 0.00375329 Jy ! Component: 200 - total flux cleaned = 0.0039637 Jy ! Total flux subtracted in 200 components = 0.0039637 Jy ! Clean residual min=-0.003194 max=0.003086 Jy/beam ! Clean residual mean=-0.000011 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.657777 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 = 9.62361e-05 Jy ! Component: 100 - total flux cleaned = 0.000184099 Jy ! Component: 150 - total flux cleaned = 0.000266707 Jy ! Component: 200 - total flux cleaned = 0.000306129 Jy ! Total flux subtracted in 200 components = 0.000306129 Jy ! Clean residual min=-0.002974 max=0.003032 Jy/beam ! Clean residual mean=-0.000010 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.658083 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 102 components and 0.658083 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7716 mas, bmaj=1.895 mas, bpa=-2.386 degrees ! Estimated noise=0.345391 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00012928 Jy ! Component: 100 - total flux cleaned = -5.93249e-05 Jy ! Component: 150 - total flux cleaned = -6.04809e-05 Jy ! Component: 200 - total flux cleaned = -6.02166e-05 Jy ! Total flux subtracted in 200 components = -6.02166e-05 Jy ! Clean residual min=-0.002438 max=0.002756 Jy/beam ! Clean residual mean=-0.000004 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.658023 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 120 components and 0.658023 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=0.074696Jy sigma=1.143116 ! Fit after self-cal, rms=0.074649Jy sigma=1.142406 wmodel J0228-0337_X_map.mod ! Writing 120 model components to file: J0228-0337_X_map.mod wobs J0228-0337_X_uvs.fits ! Writing UV FITS file: J0228-0337_X_uvs.fits wwins J0228-0337_X_map.win ! wwins: Wrote 8 windows to J0228-0337_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 = 0.000547819 Jy ! Component: 100 - total flux cleaned = 0.000548837 Jy ! Component: 150 - total flux cleaned = 0.000344141 Jy ! Component: 200 - total flux cleaned = 0.000344852 Jy ! Component: 250 - total flux cleaned = 0.000381793 Jy ! Component: 300 - total flux cleaned = 0.000345256 Jy ! Component: 350 - total flux cleaned = 0.000381401 Jy ! Component: 400 - total flux cleaned = 0.000451765 Jy ! Component: 450 - total flux cleaned = 0.000554265 Jy ! Component: 500 - total flux cleaned = 0.000553968 Jy ! Component: 550 - total flux cleaned = 0.000520922 Jy ! Component: 600 - total flux cleaned = 0.000423979 Jy ! Component: 650 - total flux cleaned = 0.000298108 Jy ! Component: 700 - total flux cleaned = 0.000205207 Jy ! Component: 750 - total flux cleaned = 0.000144582 Jy ! Component: 800 - total flux cleaned = 2.43034e-05 Jy ! Component: 850 - total flux cleaned = -0.000152409 Jy ! Component: 900 - total flux cleaned = -0.000210171 Jy ! Component: 950 - total flux cleaned = -0.000267475 Jy ! Component: 1000 - total flux cleaned = -0.000408124 Jy ! Component: 1050 - total flux cleaned = -0.000574125 Jy ! Component: 1100 - total flux cleaned = -0.000655695 Jy ! Component: 1150 - total flux cleaned = -0.000763597 Jy ! Component: 1200 - total flux cleaned = -0.000869516 Jy ! Component: 1250 - total flux cleaned = -0.000921785 Jy ! Component: 1300 - total flux cleaned = -0.0010507 Jy ! Component: 1350 - total flux cleaned = -0.00112727 Jy ! Component: 1400 - total flux cleaned = -0.00130341 Jy ! Component: 1450 - total flux cleaned = -0.00135315 Jy ! Component: 1500 - total flux cleaned = -0.00142705 Jy ! Component: 1550 - total flux cleaned = -0.00159682 Jy ! Component: 1600 - total flux cleaned = -0.00159664 Jy ! Component: 1650 - total flux cleaned = -0.00171499 Jy ! Component: 1700 - total flux cleaned = -0.00183192 Jy ! Component: 1750 - total flux cleaned = -0.00187792 Jy ! Component: 1800 - total flux cleaned = -0.00199261 Jy ! Component: 1850 - total flux cleaned = -0.00199274 Jy ! Component: 1900 - total flux cleaned = -0.00214967 Jy ! Component: 1950 - total flux cleaned = -0.00228237 Jy ! Component: 2000 - total flux cleaned = -0.00226015 Jy ! Component: 2050 - total flux cleaned = -0.00241253 Jy ! Component: 2100 - total flux cleaned = -0.00256235 Jy ! Component: 2150 - total flux cleaned = -0.00245554 Jy ! Component: 2200 - total flux cleaned = -0.00260369 Jy ! Component: 2250 - total flux cleaned = -0.00272897 Jy ! Component: 2300 - total flux cleaned = -0.0027287 Jy ! Component: 2350 - total flux cleaned = -0.0027907 Jy ! Component: 2400 - total flux cleaned = -0.00287244 Jy ! Component: 2450 - total flux cleaned = -0.00295307 Jy ! Component: 2500 - total flux cleaned = -0.00297321 Jy ! Component: 2550 - total flux cleaned = -0.00301277 Jy ! Component: 2600 - total flux cleaned = -0.00305191 Jy ! Component: 2650 - total flux cleaned = -0.00311043 Jy ! Component: 2700 - total flux cleaned = -0.00316833 Jy ! Component: 2750 - total flux cleaned = -0.0032258 Jy ! Component: 2800 - total flux cleaned = -0.00314972 Jy ! Component: 2850 - total flux cleaned = -0.00322541 Jy ! Component: 2900 - total flux cleaned = -0.00324416 Jy ! Component: 2950 - total flux cleaned = -0.00330007 Jy ! Component: 3000 - total flux cleaned = -0.0033553 Jy ! Component: 3050 - total flux cleaned = -0.00330059 Jy ! Component: 3100 - total flux cleaned = -0.00339149 Jy ! Component: 3150 - total flux cleaned = -0.00339145 Jy ! Component: 3200 - total flux cleaned = -0.00339177 Jy ! Component: 3250 - total flux cleaned = -0.00348069 Jy ! Component: 3300 - total flux cleaned = -0.0035159 Jy ! Component: 3350 - total flux cleaned = -0.00351591 Jy ! Component: 3400 - total flux cleaned = -0.00346375 Jy ! Component: 3450 - total flux cleaned = -0.00355008 Jy ! Component: 3500 - total flux cleaned = -0.00346405 Jy ! Component: 3550 - total flux cleaned = -0.00356667 Jy ! Component: 3600 - total flux cleaned = -0.00354971 Jy ! Component: 3650 - total flux cleaned = -0.00351606 Jy ! Component: 3700 - total flux cleaned = -0.00356636 Jy ! Component: 3750 - total flux cleaned = -0.00361612 Jy ! Component: 3800 - total flux cleaned = -0.00359956 Jy ! Component: 3850 - total flux cleaned = -0.00353398 Jy ! Component: 3900 - total flux cleaned = -0.00355022 Jy ! Component: 3950 - total flux cleaned = -0.0035825 Jy ! Component: 4000 - total flux cleaned = -0.00351828 Jy ! Component: 4050 - total flux cleaned = -0.00348637 Jy ! Total flux subtracted in 4096 components = -0.00343869 Jy ! Clean residual min=-0.000815 max=0.000969 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.654584 Jy keep ! Adding 336 model components to the UV plane model. ! The established model now contains 456 components and 0.654584 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0228-0337_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7716 x 1.895 at -2.386 degrees (North through East) ! Clean map min=-0.0020966 max=0.48111 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0228-0337_X_map.fits wmodel /vlbi/uf001/uva//J0228-0337_X_map.mod ! Writing 456 model components to file: /vlbi/uf001/uva//J0228-0337_X_map.mod wobs /vlbi/uf001/uva//J0228-0337_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0228-0337_X_uvs.fits wwins /vlbi/uf001/uva//J0228-0337_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J0228-0337_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.481112 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000280633 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.17499 0.17499 0.349981 0.699961 1.39992 2.79984 5.59969 11.1994 22.3988 44.7975 89.595 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.481 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1714.38 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0228-0337_X_dfm.log closed on Sun Jan 13 21:26:42 2019