! Started logfile: /vlbi/uf001/uva//J1925-3401_X_dfm.log on Mon Jan 14 05:03:38 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//J1925-3401_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1925-3401_X_uva.fits ! AN table 1: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.853383 visibilities/baseline/integration-bin. ! Found source: J1925-3401 ! ! 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 8172 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 J1925-3401_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.032843Jy sigma=17.243784 ! Fit after self-cal, rms=0.763575Jy sigma=12.610934 ! 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=0.5073 mas, bmaj=1.398 mas, bpa=-3.317 degrees ! Estimated noise=0.84981 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 = 0.179583 Jy ! Component: 100 - total flux cleaned = 0.226265 Jy ! Total flux subtracted in 100 components = 0.226265 Jy ! Clean residual min=-0.025237 max=0.026466 Jy/beam ! Clean residual mean=-0.000031 rms=0.004565 Jy/beam ! Combined flux in latest and established models = 0.226265 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.226265 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=0.117581Jy sigma=1.867939 ! Fit after self-cal, rms=0.117479Jy sigma=1.866837 ! 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=0.6344 mas, bmaj=1.626 mas, bpa=-3.435 degrees ! Estimated noise=0.483078 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 = 0.0352372 Jy ! Component: 100 - total flux cleaned = 0.0515215 Jy ! Component: 150 - total flux cleaned = 0.059312 Jy ! Component: 200 - total flux cleaned = 0.0630264 Jy ! Total flux subtracted in 200 components = 0.0630264 Jy ! Clean residual min=-0.021906 max=0.025409 Jy/beam ! Clean residual mean=-0.000097 rms=0.005562 Jy/beam ! Combined flux in latest and established models = 0.289291 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.289291 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=0.110335Jy sigma=1.659132 ! Fit after self-cal, rms=0.110237Jy sigma=1.657860 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6344 x 1.626 at -3.435 degrees (North through East) ! Clean map min=-0.020751 max=0.25012 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.48 LA 0.79 MK 1.00 ! NL 1.21 PT 0.92 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.59 LA 0.80 MK 0.99 ! NL 1.29 PT 0.90 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.55 LA 0.80 MK 1.01 ! NL 1.31 PT 0.91 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.47 LA 0.79 MK 0.98 ! NL 1.25 PT 0.96 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.60 LA 0.78 MK 0.99 ! NL 1.27 PT 0.96 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.50 LA 0.77 MK 0.97 ! NL 1.33 PT 0.91 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.45 LA 0.77 MK 1.00 ! NL 1.27 PT 0.94 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.53 LA 0.80 MK 0.97 ! NL 1.29 PT 0.93 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.45 LA 0.81 MK 0.98 ! NL 1.31 PT 0.94 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.57 LA 0.77 MK 1.01 ! NL 1.32 PT 0.93 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.52 LA 0.80 MK 0.99 ! NL 1.29 PT 0.91 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.57 LA 0.78 MK 1.02 ! NL 1.29 PT 0.93 SC 1.00 ! ! ! Fit before self-cal, rms=0.110237Jy sigma=1.657860 ! Fit after self-cal, rms=0.109344Jy sigma=1.388357 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6395 mas, bmaj=1.622 mas, bpa=-2.679 degrees ! Estimated noise=0.481648 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 = -0.000246005 Jy ! Component: 100 - total flux cleaned = -0.000320409 Jy ! Component: 150 - total flux cleaned = -0.000251651 Jy ! Component: 200 - total flux cleaned = -0.000181011 Jy ! Total flux subtracted in 200 components = -0.000181011 Jy ! Clean residual min=-0.008134 max=0.009114 Jy/beam ! Clean residual mean=-0.000004 rms=0.001888 Jy/beam ! Combined flux in latest and established models = 0.28911 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.28911 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=0.109233Jy sigma=1.386305 ! Fit after self-cal, rms=0.109922Jy sigma=1.383720 ! 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=0.109922Jy sigma=1.383720 ! Fit after self-cal, rms=0.109048Jy sigma=1.347392 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6389 mas, bmaj=1.62 mas, bpa=-2.867 degrees ! Estimated noise=0.481687 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000294123 Jy ! Component: 100 - total flux cleaned = 0.000184519 Jy ! Component: 150 - total flux cleaned = 0.000287149 Jy ! Component: 200 - total flux cleaned = 0.000425732 Jy ! Total flux subtracted in 200 components = 0.000425732 Jy ! Clean residual min=-0.003407 max=0.004792 Jy/beam ! Clean residual mean=-0.000004 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.289536 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 20 components and 0.289536 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=0.108997Jy sigma=1.346317 ! Fit after self-cal, rms=0.109027Jy sigma=1.345977 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 (-2.4, 18.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389169 Jy ! Component: 100 - total flux cleaned = 0.00381159 Jy ! Component: 150 - total flux cleaned = 0.0036872 Jy ! Component: 200 - total flux cleaned = 0.00363605 Jy ! Total flux subtracted in 200 components = 0.00363605 Jy ! Clean residual min=-0.002834 max=0.002859 Jy/beam ! Clean residual mean=-0.000000 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.293172 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.293172 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=0.108848Jy sigma=1.342620 ! Fit after self-cal, rms=0.108834Jy sigma=1.342442 ! Inverting map ! Added new window around map position (-5, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246421 Jy ! Component: 100 - total flux cleaned = 0.00286914 Jy ! Component: 150 - total flux cleaned = 0.0030012 Jy ! Component: 200 - total flux cleaned = 0.00308119 Jy ! Total flux subtracted in 200 components = 0.00308119 Jy ! Clean residual min=-0.002649 max=0.002360 Jy/beam ! Clean residual mean=0.000001 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.296253 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 55 components and 0.296253 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=0.108742Jy sigma=1.341281 ! Fit after self-cal, rms=0.108748Jy sigma=1.341173 ! 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=0.108748Jy sigma=1.341173 ! Fit after self-cal, rms=0.108993Jy sigma=1.340433 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6374 mas, bmaj=1.618 mas, bpa=-2.819 degrees ! Estimated noise=0.48002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124322 Jy ! Component: 100 - total flux cleaned = 8.63597e-05 Jy ! Component: 150 - total flux cleaned = 2.0199e-05 Jy ! Component: 200 - total flux cleaned = -4.16726e-05 Jy ! Total flux subtracted in 200 components = -4.16726e-05 Jy ! Clean residual min=-0.002439 max=0.002257 Jy/beam ! Clean residual mean=0.000000 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.296212 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.296212 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=0.108959Jy sigma=1.340055 ! Fit after self-cal, rms=0.108970Jy sigma=1.340032 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 = 6.06265e-06 Jy ! Component: 100 - total flux cleaned = -2.18421e-05 Jy ! Component: 150 - total flux cleaned = -4.83835e-05 Jy ! Component: 200 - total flux cleaned = -7.40184e-05 Jy ! Total flux subtracted in 200 components = -7.40184e-05 Jy ! Clean residual min=-0.002411 max=0.002247 Jy/beam ! Clean residual mean=0.000000 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.296138 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.296137 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=0.108951Jy sigma=1.339838 ! Fit after self-cal, rms=0.108952Jy sigma=1.339831 ! 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=0.108952Jy sigma=1.339831 ! Fit after self-cal, rms=0.108947Jy sigma=1.339781 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.984 mas, bmaj=5.334 mas, bpa=6.718 degrees ! Estimated noise=0.743332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464737 Jy ! Component: 100 - total flux cleaned = 0.000461908 Jy ! Component: 150 - total flux cleaned = 0.000482469 Jy ! Component: 200 - total flux cleaned = 0.000501658 Jy ! Total flux subtracted in 200 components = 0.000501658 Jy ! Clean residual min=-0.002633 max=0.002690 Jy/beam ! Clean residual mean=0.000007 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.296639 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 76 components and 0.296639 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=0.108939Jy sigma=1.339774 ! Fit after self-cal, rms=0.108943Jy sigma=1.339736 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 = 8.92001e-06 Jy ! Component: 100 - total flux cleaned = -3.16312e-05 Jy ! Component: 150 - total flux cleaned = -3.20597e-05 Jy ! Component: 200 - total flux cleaned = -3.20096e-05 Jy ! Total flux subtracted in 200 components = -3.20096e-05 Jy ! Clean residual min=-0.002640 max=0.002657 Jy/beam ! Clean residual mean=0.000007 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.296607 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 79 components and 0.296607 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=0.108937Jy sigma=1.339762 ! Fit after self-cal, rms=0.108939Jy sigma=1.339758 ! 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=0.637 mas, bmaj=1.618 mas, bpa=-2.819 degrees ! Estimated noise=0.479634 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.637 x 1.618 at -2.819 degrees (North through East) ! Clean map min=-0.0020944 max=0.24878 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=0.5086 mas, bmaj=1.393 mas, bpa=-2.428 degrees ! Estimated noise=0.853555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.179994 Jy ! Component: 100 - total flux cleaned = 0.22621 Jy ! Component: 150 - total flux cleaned = 0.25055 Jy ! Component: 200 - total flux cleaned = 0.264925 Jy ! Total flux subtracted in 200 components = 0.264925 Jy ! Clean residual min=-0.006665 max=0.008978 Jy/beam ! Clean residual mean=-0.000005 rms=0.001607 Jy/beam ! Combined flux in latest and established models = 0.264925 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 6 model components to the UV plane model. ! The established model now contains 6 components and 0.264925 Jy ! Inverting map and beam ! Estimated beam: bmin=0.637 mas, bmaj=1.618 mas, bpa=-2.819 degrees ! Estimated noise=0.479634 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 = 0.0134706 Jy ! Component: 100 - total flux cleaned = 0.0201621 Jy ! Component: 150 - total flux cleaned = 0.0246007 Jy ! Component: 200 - total flux cleaned = 0.0277532 Jy ! Total flux subtracted in 200 components = 0.0277532 Jy ! Clean residual min=-0.003068 max=0.004131 Jy/beam ! Clean residual mean=-0.000004 rms=0.000707 Jy/beam ! Combined flux in latest and established models = 0.292678 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.292678 Jy ! Inverting map ! Added new window around map position (0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00361349 Jy ! Component: 100 - total flux cleaned = 0.00443374 Jy ! Component: 150 - total flux cleaned = 0.00439139 Jy ! Component: 200 - total flux cleaned = 0.00423899 Jy ! Total flux subtracted in 200 components = 0.00423899 Jy ! Clean residual min=-0.002586 max=0.002341 Jy/beam ! Clean residual mean=0.000002 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.296917 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 28 components and 0.296917 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=1.984 mas, bmaj=5.334 mas, bpa=6.718 degrees ! Estimated noise=0.743332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000509222 Jy ! Component: 100 - total flux cleaned = -0.000564073 Jy ! Component: 150 - total flux cleaned = -0.000564743 Jy ! Component: 200 - total flux cleaned = -0.000563995 Jy ! Total flux subtracted in 200 components = -0.000563995 Jy ! Clean residual min=-0.002603 max=0.002737 Jy/beam ! Clean residual mean=0.000007 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.296353 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 = -2.24423e-05 Jy ! Component: 100 - total flux cleaned = -2.23606e-05 Jy ! Component: 150 - total flux cleaned = -2.1592e-05 Jy ! Component: 200 - total flux cleaned = -2.14653e-05 Jy ! Total flux subtracted in 200 components = -2.14653e-05 Jy ! Clean residual min=-0.002546 max=0.002695 Jy/beam ! Clean residual mean=0.000006 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.296331 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 41 components and 0.296331 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.637 mas, bmaj=1.618 mas, bpa=-2.819 degrees ! Estimated noise=0.479634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.59117e-05 Jy ! Component: 100 - total flux cleaned = 1.32035e-05 Jy ! Component: 150 - total flux cleaned = -2.70824e-05 Jy ! Component: 200 - total flux cleaned = -2.68105e-05 Jy ! Total flux subtracted in 200 components = -2.68105e-05 Jy ! Clean residual min=-0.002416 max=0.002387 Jy/beam ! Clean residual mean=0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.296304 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 0.296305 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=0.108916Jy sigma=1.339584 ! Fit after self-cal, rms=0.108922Jy sigma=1.339474 wmodel J1925-3401_X_map.mod ! Writing 60 model components to file: J1925-3401_X_map.mod wobs J1925-3401_X_uvs.fits ! Writing UV FITS file: J1925-3401_X_uvs.fits wwins J1925-3401_X_map.win ! wwins: Wrote 4 windows to J1925-3401_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 = -0.000438508 Jy ! Component: 100 - total flux cleaned = -0.000803734 Jy ! Component: 150 - total flux cleaned = -0.0010287 Jy ! Component: 200 - total flux cleaned = -0.00134933 Jy ! Component: 250 - total flux cleaned = -0.00165812 Jy ! Component: 300 - total flux cleaned = -0.00189046 Jy ! Component: 350 - total flux cleaned = -0.00208375 Jy ! Component: 400 - total flux cleaned = -0.0023026 Jy ! Component: 450 - total flux cleaned = -0.00257551 Jy ! Component: 500 - total flux cleaned = -0.0027229 Jy ! Component: 550 - total flux cleaned = -0.00280926 Jy ! Component: 600 - total flux cleaned = -0.00292286 Jy ! Component: 650 - total flux cleaned = -0.00311752 Jy ! Component: 700 - total flux cleaned = -0.00325371 Jy ! Component: 750 - total flux cleaned = -0.00338764 Jy ! Component: 800 - total flux cleaned = -0.00354579 Jy ! Component: 850 - total flux cleaned = -0.00372655 Jy ! Component: 900 - total flux cleaned = -0.00387866 Jy ! Component: 950 - total flux cleaned = -0.00400343 Jy ! Component: 1000 - total flux cleaned = -0.00407677 Jy ! Component: 1050 - total flux cleaned = -0.00412536 Jy ! Component: 1100 - total flux cleaned = -0.00419675 Jy ! Component: 1150 - total flux cleaned = -0.00426697 Jy ! Component: 1200 - total flux cleaned = -0.00433635 Jy ! Component: 1250 - total flux cleaned = -0.00435931 Jy ! Component: 1300 - total flux cleaned = -0.00440403 Jy ! Component: 1350 - total flux cleaned = -0.00442609 Jy ! Component: 1400 - total flux cleaned = -0.00446921 Jy ! Component: 1450 - total flux cleaned = -0.00455476 Jy ! Component: 1500 - total flux cleaned = -0.00461828 Jy ! Component: 1550 - total flux cleaned = -0.00470208 Jy ! Component: 1600 - total flux cleaned = -0.00478482 Jy ! Component: 1650 - total flux cleaned = -0.00486673 Jy ! Component: 1700 - total flux cleaned = -0.00494717 Jy ! Component: 1750 - total flux cleaned = -0.00496694 Jy ! Component: 1800 - total flux cleaned = -0.00496697 Jy ! Component: 1850 - total flux cleaned = -0.00498642 Jy ! Component: 1900 - total flux cleaned = -0.00498626 Jy ! Component: 1950 - total flux cleaned = -0.00498623 Jy ! Component: 2000 - total flux cleaned = -0.00504248 Jy ! Component: 2050 - total flux cleaned = -0.00511666 Jy ! Component: 2100 - total flux cleaned = -0.00517162 Jy ! Component: 2150 - total flux cleaned = -0.00513523 Jy ! Component: 2200 - total flux cleaned = -0.00515326 Jy ! Component: 2250 - total flux cleaned = -0.00513557 Jy ! Component: 2300 - total flux cleaned = -0.00511783 Jy ! Component: 2350 - total flux cleaned = -0.00511806 Jy ! Component: 2400 - total flux cleaned = -0.0051357 Jy ! Component: 2450 - total flux cleaned = -0.00513581 Jy ! Component: 2500 - total flux cleaned = -0.00517057 Jy ! Component: 2550 - total flux cleaned = -0.0051878 Jy ! Component: 2600 - total flux cleaned = -0.00523896 Jy ! Component: 2650 - total flux cleaned = -0.00520516 Jy ! Component: 2700 - total flux cleaned = -0.00523898 Jy ! Component: 2750 - total flux cleaned = -0.00523905 Jy ! Component: 2800 - total flux cleaned = -0.0052558 Jy ! Component: 2850 - total flux cleaned = -0.00528909 Jy ! Component: 2900 - total flux cleaned = -0.00527258 Jy ! Component: 2950 - total flux cleaned = -0.00527266 Jy ! Component: 3000 - total flux cleaned = -0.00527264 Jy ! Component: 3050 - total flux cleaned = -0.00530514 Jy ! Component: 3100 - total flux cleaned = -0.00530514 Jy ! Component: 3150 - total flux cleaned = -0.00527265 Jy ! Component: 3200 - total flux cleaned = -0.00530487 Jy ! Component: 3250 - total flux cleaned = -0.00530491 Jy ! Component: 3300 - total flux cleaned = -0.00530493 Jy ! Component: 3350 - total flux cleaned = -0.00527296 Jy ! Component: 3400 - total flux cleaned = -0.00533682 Jy ! Component: 3450 - total flux cleaned = -0.00540047 Jy ! Component: 3500 - total flux cleaned = -0.00540042 Jy ! Component: 3550 - total flux cleaned = -0.00540036 Jy ! Component: 3600 - total flux cleaned = -0.00543194 Jy ! Component: 3650 - total flux cleaned = -0.0054319 Jy ! Component: 3700 - total flux cleaned = -0.00543187 Jy ! Component: 3750 - total flux cleaned = -0.00541607 Jy ! Component: 3800 - total flux cleaned = -0.00541608 Jy ! Component: 3850 - total flux cleaned = -0.00544761 Jy ! Component: 3900 - total flux cleaned = -0.00543193 Jy ! Component: 3950 - total flux cleaned = -0.00546337 Jy ! Component: 4000 - total flux cleaned = -0.00552631 Jy ! Component: 4050 - total flux cleaned = -0.00552634 Jy ! Total flux subtracted in 4096 components = -0.00554206 Jy ! Clean residual min=-0.000977 max=0.000942 Jy/beam ! Clean residual mean=-0.000001 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.290763 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 325 components and 0.290763 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1925-3401_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.637 x 1.618 at -2.819 degrees (North through East) ! Clean map min=-0.0022414 max=0.24875 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1925-3401_X_map.fits wmodel /vlbi/uf001/uva//J1925-3401_X_map.mod ! Writing 325 model components to file: /vlbi/uf001/uva//J1925-3401_X_map.mod wobs /vlbi/uf001/uva//J1925-3401_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1925-3401_X_uvs.fits wwins /vlbi/uf001/uva//J1925-3401_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1925-3401_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.248745 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000225392 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.271835 0.271835 0.543671 1.08734 2.17468 4.34936 8.69873 17.3975 34.7949 69.5898 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.248 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1103.61 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1925-3401_X_dfm.log closed on Mon Jan 14 05:03:43 2019