! Started logfile: /vlbi/uf001/uva//J1826+0149_X_dfm.log on Mon Jan 14 04:37:05 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//J1826+0149_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1826+0149_X_uva.fits ! AN table 1: 42 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.988662 visibilities/baseline/integration-bin. ! Found source: J1826+0149 ! ! 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 10464 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+0149_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 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 42 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022778Jy sigma=20.111246 ! Fit after self-cal, rms=0.851793Jy sigma=16.743492 ! 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=0.5964 mas, bmaj=1.484 mas, bpa=-4.083 degrees ! Estimated noise=0.543982 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 = 0.104451 Jy ! Component: 100 - total flux cleaned = 0.143621 Jy ! Total flux subtracted in 100 components = 0.143621 Jy ! Clean residual min=-0.022341 max=0.050396 Jy/beam ! Clean residual mean=-0.000012 rms=0.004275 Jy/beam ! Combined flux in latest and established models = 0.143621 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.143621 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=0.118667Jy sigma=2.254261 ! Fit after self-cal, rms=0.118279Jy sigma=2.247651 ! Inverting map ! Added new window around map position (-0.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0450876 Jy ! Component: 100 - total flux cleaned = 0.0696961 Jy ! Total flux subtracted in 100 components = 0.0696961 Jy ! Clean residual min=-0.014339 max=0.033576 Jy/beam ! Clean residual mean=-0.000007 rms=0.002616 Jy/beam ! Combined flux in latest and established models = 0.213317 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.213317 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=0.093326Jy sigma=1.731860 ! Fit after self-cal, rms=0.090837Jy sigma=1.685162 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0207216 Jy ! Component: 100 - total flux cleaned = 0.0320516 Jy ! Total flux subtracted in 100 components = 0.0320516 Jy ! Clean residual min=-0.010243 max=0.021155 Jy/beam ! Clean residual mean=-0.000004 rms=0.001907 Jy/beam ! Combined flux in latest and established models = 0.245369 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.245369 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=0.083514Jy sigma=1.532323 ! Fit after self-cal, rms=0.083068Jy sigma=1.523098 ! Inverting map ! Added new window around map position (0.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156023 Jy ! Component: 100 - total flux cleaned = 0.0242539 Jy ! Total flux subtracted in 100 components = 0.0242539 Jy ! Clean residual min=-0.006703 max=0.007792 Jy/beam ! Clean residual mean=-0.000002 rms=0.001432 Jy/beam ! Combined flux in latest and established models = 0.269622 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 21 components and 0.269623 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=0.078875Jy sigma=1.437164 ! Fit after self-cal, rms=0.078732Jy sigma=1.434567 ! 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=0.7121 mas, bmaj=1.644 mas, bpa=-3.154 degrees ! Estimated noise=0.38607 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 = 0.0111236 Jy ! Component: 100 - total flux cleaned = 0.0182454 Jy ! Component: 150 - total flux cleaned = 0.0233512 Jy ! Component: 200 - total flux cleaned = 0.0271893 Jy ! Total flux subtracted in 200 components = 0.0271893 Jy ! Clean residual min=-0.009124 max=0.009372 Jy/beam ! Clean residual mean=-0.000002 rms=0.002207 Jy/beam ! Combined flux in latest and established models = 0.296812 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.296812 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=0.076794Jy sigma=1.397014 ! Fit after self-cal, rms=0.076754Jy sigma=1.395969 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7121 x 1.644 at -3.154 degrees (North through East) ! Clean map min=-0.0087148 max=0.15036 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.98 LA 0.91 MK 0.99 ! NL 1.16 PT 0.97 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.94 LA 0.86 MK 0.99 ! NL 1.20 PT 0.97 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.98 LA 0.89 MK 1.00 ! NL 1.17 PT 0.97 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.93 LA 0.89 MK 0.96 ! NL 1.19 PT 0.98 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.95 LA 0.87 MK 0.95 ! NL 1.21 PT 0.93 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.97 LA 0.86 MK 0.96 ! NL 1.17 PT 0.98 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.94 LA 0.88 MK 0.97 ! NL 1.18 PT 1.00 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.95 LA 0.88 MK 1.07 ! NL 1.20 PT 0.99 SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.97 LA 0.90 MK 0.99 ! NL 1.21 PT 0.96 SC 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.03 LA 0.90 MK 1.04 ! NL 1.19 PT 0.95 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.97 LA 0.87 MK 0.99 ! NL 1.20 PT 1.01 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.99 LA 0.89 MK 1.01 ! NL 1.15 PT 1.00 SC 0.98 ! ! ! Fit before self-cal, rms=0.076754Jy sigma=1.395969 ! Fit after self-cal, rms=0.070347Jy sigma=1.325967 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7138 mas, bmaj=1.657 mas, bpa=-3.211 degrees ! Estimated noise=0.382576 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 = 0.000332462 Jy ! Component: 100 - total flux cleaned = 0.00031341 Jy ! Component: 150 - total flux cleaned = 0.000583581 Jy ! Component: 200 - total flux cleaned = 0.000874567 Jy ! Total flux subtracted in 200 components = 0.000874567 Jy ! Clean residual min=-0.005759 max=0.005423 Jy/beam ! Clean residual mean=0.000003 rms=0.001708 Jy/beam ! Combined flux in latest and established models = 0.297686 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 38 components and 0.297686 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=0.070149Jy sigma=1.322646 ! Fit after self-cal, rms=0.070206Jy sigma=1.321727 ! 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=0.070206Jy sigma=1.321727 ! Fit after self-cal, rms=0.068643Jy sigma=1.261513 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7142 mas, bmaj=1.658 mas, bpa=-3.256 degrees ! Estimated noise=0.381416 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000337068 Jy ! Component: 100 - total flux cleaned = 0.000337641 Jy ! Component: 150 - total flux cleaned = 0.000378678 Jy ! Component: 200 - total flux cleaned = 0.000413308 Jy ! Total flux subtracted in 200 components = 0.000413308 Jy ! Clean residual min=-0.001991 max=0.002528 Jy/beam ! Clean residual mean=0.000000 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.2981 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 46 components and 0.2981 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=0.068587Jy sigma=1.260481 ! Fit after self-cal, rms=0.068651Jy sigma=1.259981 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 (42.2, 39.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107079 Jy ! Component: 100 - total flux cleaned = 0.00121276 Jy ! Component: 150 - total flux cleaned = 0.00122422 Jy ! Component: 200 - total flux cleaned = 0.00113019 Jy ! Total flux subtracted in 200 components = 0.00113019 Jy ! Clean residual min=-0.002004 max=0.001945 Jy/beam ! Clean residual mean=-0.000000 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.29923 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 59 components and 0.29923 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=0.068575Jy sigma=1.258185 ! Fit after self-cal, rms=0.068567Jy sigma=1.258042 ! 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=0.068567Jy sigma=1.258042 ! Fit after self-cal, rms=0.068698Jy sigma=1.257500 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7151 mas, bmaj=1.656 mas, bpa=-3.159 degrees ! Estimated noise=0.381209 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00026514 Jy ! Component: 100 - total flux cleaned = 0.000207105 Jy ! Component: 150 - total flux cleaned = 0.000127955 Jy ! Component: 200 - total flux cleaned = 8.14747e-05 Jy ! Total flux subtracted in 200 components = 8.14747e-05 Jy ! Clean residual min=-0.002122 max=0.001901 Jy/beam ! Clean residual mean=-0.000000 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.299311 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 0.299311 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=0.068673Jy sigma=1.257017 ! Fit after self-cal, rms=0.068680Jy sigma=1.256971 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 = 2.42289e-05 Jy ! Component: 100 - total flux cleaned = 2.04324e-06 Jy ! Component: 150 - total flux cleaned = -3.83262e-05 Jy ! Component: 200 - total flux cleaned = -5.68438e-05 Jy ! Total flux subtracted in 200 components = -5.68438e-05 Jy ! Clean residual min=-0.002088 max=0.001869 Jy/beam ! Clean residual mean=-0.000000 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.299255 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 70 components and 0.299254 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=0.068666Jy sigma=1.256744 ! Fit after self-cal, rms=0.068666Jy sigma=1.256721 ! 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=0.068666Jy sigma=1.256721 ! Fit after self-cal, rms=0.068645Jy sigma=1.256664 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.784 mas, bmaj=2.804 mas, bpa=5.295 degrees ! Estimated noise=0.55614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000371958 Jy ! Component: 100 - total flux cleaned = -0.000316275 Jy ! Component: 150 - total flux cleaned = -0.000268963 Jy ! Component: 200 - total flux cleaned = -0.000269378 Jy ! Total flux subtracted in 200 components = -0.000269378 Jy ! Clean residual min=-0.002261 max=0.002008 Jy/beam ! Clean residual mean=-0.000001 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.298985 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 79 components and 0.298985 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=0.068641Jy sigma=1.256562 ! Fit after self-cal, rms=0.068641Jy sigma=1.256534 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 = -6.93238e-05 Jy ! Component: 100 - total flux cleaned = -1.31421e-05 Jy ! Component: 150 - total flux cleaned = 4.07268e-06 Jy ! Component: 200 - total flux cleaned = -1.20648e-05 Jy ! Total flux subtracted in 200 components = -1.20648e-05 Jy ! Clean residual min=-0.002164 max=0.001984 Jy/beam ! Clean residual mean=-0.000001 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.298973 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 82 components and 0.298973 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=0.068642Jy sigma=1.256555 ! Fit after self-cal, rms=0.068644Jy sigma=1.256546 ! 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=0.7158 mas, bmaj=1.655 mas, bpa=-3.082 degrees ! Estimated noise=0.381172 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7158 x 1.655 at -3.082 degrees (North through East) ! Clean map min=-0.0017422 max=0.14811 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=0.5993 mas, bmaj=1.489 mas, bpa=-3.862 degrees ! Estimated noise=0.536868 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.108466 Jy ! Component: 100 - total flux cleaned = 0.160424 Jy ! Component: 150 - total flux cleaned = 0.194717 Jy ! Component: 200 - total flux cleaned = 0.218446 Jy ! Total flux subtracted in 200 components = 0.218446 Jy ! Clean residual min=-0.007585 max=0.013037 Jy/beam ! Clean residual mean=-0.000006 rms=0.001820 Jy/beam ! Combined flux in latest and established models = 0.218446 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.218446 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7158 mas, bmaj=1.655 mas, bpa=-3.082 degrees ! Estimated noise=0.381172 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 = 0.0269042 Jy ! Component: 100 - total flux cleaned = 0.0437424 Jy ! Component: 150 - total flux cleaned = 0.0546832 Jy ! Component: 200 - total flux cleaned = 0.0619419 Jy ! Total flux subtracted in 200 components = 0.0619419 Jy ! Clean residual min=-0.003169 max=0.003997 Jy/beam ! Clean residual mean=-0.000002 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.280388 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.280388 Jy ! Inverting map ! Added new window around map position (-13, -36.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00494393 Jy ! Component: 100 - total flux cleaned = 0.00852877 Jy ! Component: 150 - total flux cleaned = 0.0112394 Jy ! Component: 200 - total flux cleaned = 0.0127889 Jy ! Total flux subtracted in 200 components = 0.0127889 Jy ! Clean residual min=-0.002319 max=0.002477 Jy/beam ! Clean residual mean=-0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.293177 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 45 components and 0.293177 Jy ! Inverting map ! Added new window around map position (13.8, 37). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200823 Jy ! Component: 100 - total flux cleaned = 0.00297809 Jy ! Component: 150 - total flux cleaned = 0.00359603 Jy ! Component: 200 - total flux cleaned = 0.0040431 Jy ! Total flux subtracted in 200 components = 0.0040431 Jy ! Clean residual min=-0.001993 max=0.001842 Jy/beam ! Clean residual mean=-0.000001 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.29722 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 63 components and 0.29722 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=1.784 mas, bmaj=2.804 mas, bpa=5.295 degrees ! Estimated noise=0.55614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000800954 Jy ! Component: 100 - total flux cleaned = 0.00088289 Jy ! Component: 150 - total flux cleaned = 0.000953422 Jy ! Component: 200 - total flux cleaned = 0.000954042 Jy ! Total flux subtracted in 200 components = 0.000954042 Jy ! Clean residual min=-0.002539 max=0.002134 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.298174 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 = -2.36644e-05 Jy ! Component: 100 - total flux cleaned = -2.29613e-05 Jy ! Component: 150 - total flux cleaned = -4.46368e-05 Jy ! Component: 200 - total flux cleaned = -4.48937e-05 Jy ! Total flux subtracted in 200 components = -4.48937e-05 Jy ! Clean residual min=-0.002472 max=0.002073 Jy/beam ! Clean residual mean=-0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.298129 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 99 components and 0.298129 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7158 mas, bmaj=1.655 mas, bpa=-3.082 degrees ! Estimated noise=0.381172 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000265074 Jy ! Component: 100 - total flux cleaned = -0.000265288 Jy ! Component: 150 - total flux cleaned = -0.000232927 Jy ! Component: 200 - total flux cleaned = -0.000173995 Jy ! Total flux subtracted in 200 components = -0.000173995 Jy ! Clean residual min=-0.001879 max=0.001733 Jy/beam ! Clean residual mean=-0.000000 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.297955 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 118 components and 0.297955 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=0.068618Jy sigma=1.256141 ! Fit after self-cal, rms=0.068601Jy sigma=1.255927 wmodel J1826+0149_X_map.mod ! Writing 118 model components to file: J1826+0149_X_map.mod wobs J1826+0149_X_uvs.fits ! Writing UV FITS file: J1826+0149_X_uvs.fits wwins J1826+0149_X_map.win ! wwins: Wrote 6 windows to J1826+0149_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 = -0.000517019 Jy ! Component: 100 - total flux cleaned = -0.000644553 Jy ! Component: 150 - total flux cleaned = -0.000767424 Jy ! Component: 200 - total flux cleaned = -0.000974796 Jy ! Component: 250 - total flux cleaned = -0.00126197 Jy ! Component: 300 - total flux cleaned = -0.00145719 Jy ! Component: 350 - total flux cleaned = -0.00164783 Jy ! Component: 400 - total flux cleaned = -0.00175387 Jy ! Component: 450 - total flux cleaned = -0.00188429 Jy ! Component: 500 - total flux cleaned = -0.00198644 Jy ! Component: 550 - total flux cleaned = -0.00208668 Jy ! Component: 600 - total flux cleaned = -0.00218526 Jy ! Component: 650 - total flux cleaned = -0.00225764 Jy ! Component: 700 - total flux cleaned = -0.00232853 Jy ! Component: 750 - total flux cleaned = -0.00228131 Jy ! Component: 800 - total flux cleaned = -0.002305 Jy ! Component: 850 - total flux cleaned = -0.00235085 Jy ! Component: 900 - total flux cleaned = -0.00235128 Jy ! Component: 950 - total flux cleaned = -0.00243997 Jy ! Component: 1000 - total flux cleaned = -0.00246162 Jy ! Component: 1050 - total flux cleaned = -0.00241844 Jy ! Component: 1100 - total flux cleaned = -0.00241822 Jy ! Component: 1150 - total flux cleaned = -0.00246036 Jy ! Component: 1200 - total flux cleaned = -0.00246078 Jy ! Component: 1250 - total flux cleaned = -0.00252278 Jy ! Component: 1300 - total flux cleaned = -0.00262476 Jy ! Component: 1350 - total flux cleaned = -0.0026246 Jy ! Component: 1400 - total flux cleaned = -0.00264476 Jy ! Component: 1450 - total flux cleaned = -0.00272312 Jy ! Component: 1500 - total flux cleaned = -0.0026843 Jy ! Component: 1550 - total flux cleaned = -0.00278024 Jy ! Component: 1600 - total flux cleaned = -0.00278034 Jy ! Component: 1650 - total flux cleaned = -0.00281785 Jy ! Component: 1700 - total flux cleaned = -0.00283645 Jy ! Component: 1750 - total flux cleaned = -0.002873 Jy ! Component: 1800 - total flux cleaned = -0.00280021 Jy ! Component: 1850 - total flux cleaned = -0.0028726 Jy ! Component: 1900 - total flux cleaned = -0.00283699 Jy ! Component: 1950 - total flux cleaned = -0.00285472 Jy ! Component: 2000 - total flux cleaned = -0.00280212 Jy ! Component: 2050 - total flux cleaned = -0.00283679 Jy ! Component: 2100 - total flux cleaned = -0.00283669 Jy ! Component: 2150 - total flux cleaned = -0.00280273 Jy ! Component: 2200 - total flux cleaned = -0.00285349 Jy ! Component: 2250 - total flux cleaned = -0.00288691 Jy ! Component: 2300 - total flux cleaned = -0.0028204 Jy ! Component: 2350 - total flux cleaned = -0.00280396 Jy ! Component: 2400 - total flux cleaned = -0.00295021 Jy ! Component: 2450 - total flux cleaned = -0.0028694 Jy ! Component: 2500 - total flux cleaned = -0.00293354 Jy ! Component: 2550 - total flux cleaned = -0.00287006 Jy ! Component: 2600 - total flux cleaned = -0.00294873 Jy ! Component: 2650 - total flux cleaned = -0.0029331 Jy ! Component: 2700 - total flux cleaned = -0.00296416 Jy ! Component: 2750 - total flux cleaned = -0.00296445 Jy ! Component: 2800 - total flux cleaned = -0.00299485 Jy ! Component: 2850 - total flux cleaned = -0.0030101 Jy ! Component: 2900 - total flux cleaned = -0.00310018 Jy ! Component: 2950 - total flux cleaned = -0.00314485 Jy ! Component: 3000 - total flux cleaned = -0.00321862 Jy ! Component: 3050 - total flux cleaned = -0.00329171 Jy ! Component: 3100 - total flux cleaned = -0.00332072 Jy ! Component: 3150 - total flux cleaned = -0.00336395 Jy ! Component: 3200 - total flux cleaned = -0.00347884 Jy ! Component: 3250 - total flux cleaned = -0.00353579 Jy ! Component: 3300 - total flux cleaned = -0.0036489 Jy ! Component: 3350 - total flux cleaned = -0.00366301 Jy ! Component: 3400 - total flux cleaned = -0.00373292 Jy ! Component: 3450 - total flux cleaned = -0.00381614 Jy ! Component: 3500 - total flux cleaned = -0.00395372 Jy ! Component: 3550 - total flux cleaned = -0.00396757 Jy ! Component: 3600 - total flux cleaned = -0.00399475 Jy ! Component: 3650 - total flux cleaned = -0.0040893 Jy ! Component: 3700 - total flux cleaned = -0.00415622 Jy ! Component: 3750 - total flux cleaned = -0.00422293 Jy ! Component: 3800 - total flux cleaned = -0.00428884 Jy ! Component: 3850 - total flux cleaned = -0.00428889 Jy ! Component: 3900 - total flux cleaned = -0.00439337 Jy ! Component: 3950 - total flux cleaned = -0.00440626 Jy ! Component: 4000 - total flux cleaned = -0.00450943 Jy ! Component: 4050 - total flux cleaned = -0.0044966 Jy ! Total flux subtracted in 4096 components = -0.00461141 Jy ! Clean residual min=-0.000806 max=0.000762 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.293344 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 410 components and 0.293344 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1826+0149_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7158 x 1.655 at -3.082 degrees (North through East) ! Clean map min=-0.0017438 max=0.14783 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1826+0149_X_map.fits wmodel /vlbi/uf001/uva//J1826+0149_X_map.mod ! Writing 410 model components to file: /vlbi/uf001/uva//J1826+0149_X_map.mod wobs /vlbi/uf001/uva//J1826+0149_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1826+0149_X_uvs.fits wwins /vlbi/uf001/uva//J1826+0149_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1826+0149_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.147826 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00021144 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.429099 0.429099 0.858199 1.7164 3.43279 6.86559 13.7312 27.4624 54.9247 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.147 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 699.138 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1826+0149_X_dfm.log closed on Mon Jan 14 04:37:10 2019