! Started logfile: /vlbi/uf001/uva//J1947-0103_X_dfm.log on Mon Jan 14 05:14:36 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//J1947-0103_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1947-0103_X_uva.fits ! AN table 1: 72 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.988095 visibilities/baseline/integration-bin. ! Found source: J1947-0103 ! ! 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 17928 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 J1947-0103_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.020844Jy sigma=19.178049 ! Fit after self-cal, rms=0.807994Jy sigma=15.134717 ! 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=0.5794 mas, bmaj=1.461 mas, bpa=-2.587 degrees ! Estimated noise=0.455865 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 = 0.143979 Jy ! Component: 100 - total flux cleaned = 0.192722 Jy ! Total flux subtracted in 100 components = 0.192722 Jy ! Clean residual min=-0.014792 max=0.021175 Jy/beam ! Clean residual mean=0.000003 rms=0.002620 Jy/beam ! Combined flux in latest and established models = 0.192722 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.192722 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=0.090130Jy sigma=1.604932 ! Fit after self-cal, rms=0.090005Jy sigma=1.602815 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0230278 Jy ! Component: 100 - total flux cleaned = 0.0341881 Jy ! Total flux subtracted in 100 components = 0.0341881 Jy ! Clean residual min=-0.012428 max=0.012408 Jy/beam ! Clean residual mean=0.000003 rms=0.002013 Jy/beam ! Combined flux in latest and established models = 0.22691 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 8 components and 0.22691 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=0.083343Jy sigma=1.457172 ! Fit after self-cal, rms=0.083276Jy sigma=1.456094 ! Inverting map ! Added new window around map position (13, -10). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105835 Jy ! Component: 100 - total flux cleaned = 0.0165651 Jy ! Total flux subtracted in 100 components = 0.0165651 Jy ! Clean residual min=-0.010527 max=0.010910 Jy/beam ! Clean residual mean=0.000002 rms=0.001818 Jy/beam ! Combined flux in latest and established models = 0.243475 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.243475 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=0.081719Jy sigma=1.420102 ! Fit after self-cal, rms=0.081618Jy sigma=1.418058 ! 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=0.7012 mas, bmaj=1.647 mas, bpa=-2.593 degrees ! Estimated noise=0.287373 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 = 0.00700649 Jy ! Component: 100 - total flux cleaned = 0.0115599 Jy ! Component: 150 - total flux cleaned = 0.0149043 Jy ! Component: 200 - total flux cleaned = 0.0174213 Jy ! Total flux subtracted in 200 components = 0.0174213 Jy ! Clean residual min=-0.014483 max=0.010771 Jy/beam ! Clean residual mean=0.000014 rms=0.002457 Jy/beam ! Combined flux in latest and established models = 0.260896 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.260896 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=0.081027Jy sigma=1.401218 ! Fit after self-cal, rms=0.080999Jy sigma=1.400580 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7012 x 1.647 at -2.593 degrees (North through East) ! Clean map min=-0.013455 max=0.19328 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.06 LA 0.84 MK 0.96 ! NL 1.12 PT 1.02 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.02 LA 0.83 MK 0.96 ! NL 1.11 PT 1.03 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.04 LA 0.86 MK 1.00 ! NL 1.12 PT 0.99 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.06 LA 0.83 MK 0.97 ! NL 1.12 PT 1.02 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.05 LA 0.86 MK 0.96 ! NL 1.11 PT 1.06 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.02 LA 0.84 MK 0.97 ! NL 1.13 PT 1.00 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.09 LA 0.85 MK 0.96 ! NL 1.12 PT 1.00 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.02 LA 0.84 MK 1.00 ! NL 1.14 PT 1.03 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.05 LA 0.84 MK 1.01 ! NL 1.16 PT 1.02 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.08 LA 0.83 MK 0.98 ! NL 1.15 PT 1.02 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.04 LA 0.84 MK 0.98 ! NL 1.17 PT 1.01 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.05 LA 0.83 MK 1.01 ! NL 1.15 PT 1.02 SC 1.00 ! ! ! Fit before self-cal, rms=0.080999Jy sigma=1.400580 ! Fit after self-cal, rms=0.076447Jy sigma=1.318224 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6999 mas, bmaj=1.655 mas, bpa=-2.427 degrees ! Estimated noise=0.285375 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 = -0.00416707 Jy ! Component: 100 - total flux cleaned = -0.0053675 Jy ! Component: 150 - total flux cleaned = -0.00590843 Jy ! Component: 200 - total flux cleaned = -0.00644547 Jy ! Total flux subtracted in 200 components = -0.00644547 Jy ! Clean residual min=-0.007240 max=0.006182 Jy/beam ! Clean residual mean=0.000011 rms=0.001784 Jy/beam ! Combined flux in latest and established models = 0.254451 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 45 components and 0.254451 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=0.076191Jy sigma=1.314505 ! Fit after self-cal, rms=0.076348Jy sigma=1.313198 ! 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=0.076348Jy sigma=1.313198 ! Fit after self-cal, rms=0.075657Jy sigma=1.238291 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6992 mas, bmaj=1.654 mas, bpa=-2.39 degrees ! Estimated noise=0.286382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00285182 Jy ! Component: 100 - total flux cleaned = -0.00318195 Jy ! Component: 150 - total flux cleaned = -0.0035065 Jy ! Component: 200 - total flux cleaned = -0.00370338 Jy ! Total flux subtracted in 200 components = -0.00370338 Jy ! Clean residual min=-0.002659 max=0.002410 Jy/beam ! Clean residual mean=-0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.250747 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 47 components and 0.250747 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=0.075488Jy sigma=1.235674 ! Fit after self-cal, rms=0.075565Jy sigma=1.234773 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 = -0.000592124 Jy ! Component: 100 - total flux cleaned = -0.000820877 Jy ! Component: 150 - total flux cleaned = -0.000924614 Jy ! Component: 200 - total flux cleaned = -0.00101706 Jy ! Total flux subtracted in 200 components = -0.00101706 Jy ! Clean residual min=-0.002485 max=0.002493 Jy/beam ! Clean residual mean=-0.000001 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.24973 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 48 components and 0.24973 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=0.075537Jy sigma=1.234413 ! Fit after self-cal, rms=0.075529Jy sigma=1.234357 ! Inverting map ! Added new window around map position (-13.2, 10.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00180305 Jy ! Component: 100 - total flux cleaned = 0.00246894 Jy ! Component: 150 - total flux cleaned = 0.00254354 Jy ! Component: 200 - total flux cleaned = 0.00254112 Jy ! Total flux subtracted in 200 components = 0.00254112 Jy ! Clean residual min=-0.002163 max=0.002015 Jy/beam ! Clean residual mean=-0.000001 rms=0.000484 Jy/beam ! Combined flux in latest and established models = 0.252271 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 0.252271 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=0.075459Jy sigma=1.232671 ! Fit after self-cal, rms=0.075454Jy sigma=1.232506 ! 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=0.075454Jy sigma=1.232506 ! Fit after self-cal, rms=0.075782Jy sigma=1.229825 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6982 mas, bmaj=1.653 mas, bpa=-2.325 degrees ! Estimated noise=0.286195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00148795 Jy ! Component: 100 - total flux cleaned = -0.00145377 Jy ! Component: 150 - total flux cleaned = -0.00139314 Jy ! Component: 200 - total flux cleaned = -0.00147109 Jy ! Total flux subtracted in 200 components = -0.00147109 Jy ! Clean residual min=-0.001741 max=0.001581 Jy/beam ! Clean residual mean=-0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.2508 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 70 components and 0.2508 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=0.075724Jy sigma=1.228972 ! Fit after self-cal, rms=0.075733Jy sigma=1.228846 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 = -0.000180017 Jy ! Component: 100 - total flux cleaned = -0.000130349 Jy ! Component: 150 - total flux cleaned = -0.000176118 Jy ! Component: 200 - total flux cleaned = -0.000239323 Jy ! Total flux subtracted in 200 components = -0.000239323 Jy ! Clean residual min=-0.001648 max=0.001571 Jy/beam ! Clean residual mean=-0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.250561 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 73 components and 0.250561 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=0.075716Jy sigma=1.228581 ! Fit after self-cal, rms=0.075712Jy sigma=1.228552 ! 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=0.075712Jy sigma=1.228552 ! Fit after self-cal, rms=0.075695Jy sigma=1.228253 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.838 mas, bmaj=2.979 mas, bpa=6.339 degrees ! Estimated noise=0.41657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00120578 Jy ! Component: 100 - total flux cleaned = -0.00192156 Jy ! Component: 150 - total flux cleaned = -0.00227766 Jy ! Component: 200 - total flux cleaned = -0.00236177 Jy ! Total flux subtracted in 200 components = -0.00236177 Jy ! Clean residual min=-0.001866 max=0.001889 Jy/beam ! Clean residual mean=-0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.248199 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 81 components and 0.248199 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=0.075679Jy sigma=1.228106 ! Fit after self-cal, rms=0.075678Jy sigma=1.228066 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 = -0.000118963 Jy ! Component: 100 - total flux cleaned = -0.000149656 Jy ! Component: 150 - total flux cleaned = -0.000205608 Jy ! Component: 200 - total flux cleaned = -0.000243665 Jy ! Total flux subtracted in 200 components = -0.000243665 Jy ! Clean residual min=-0.001925 max=0.001821 Jy/beam ! Clean residual mean=-0.000001 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.247956 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 85 components and 0.247956 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=0.075673Jy sigma=1.228105 ! Fit after self-cal, rms=0.075671Jy sigma=1.228092 ! 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=0.6976 mas, bmaj=1.652 mas, bpa=-2.29 degrees ! Estimated noise=0.286094 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6976 x 1.652 at -2.29 degrees (North through East) ! Clean map min=-0.0013484 max=0.19247 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=0.5766 mas, bmaj=1.465 mas, bpa=-2.121 degrees ! Estimated noise=0.45568 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.144084 Jy ! Component: 100 - total flux cleaned = 0.194784 Jy ! Component: 150 - total flux cleaned = 0.21855 Jy ! Component: 200 - total flux cleaned = 0.230166 Jy ! Total flux subtracted in 200 components = 0.230166 Jy ! Clean residual min=-0.004752 max=0.005361 Jy/beam ! Clean residual mean=0.000000 rms=0.000781 Jy/beam ! Combined flux in latest and established models = 0.230166 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.230166 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6976 mas, bmaj=1.652 mas, bpa=-2.29 degrees ! Estimated noise=0.286094 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 = 0.00690459 Jy ! Component: 100 - total flux cleaned = 0.0107179 Jy ! Component: 150 - total flux cleaned = 0.0133014 Jy ! Component: 200 - total flux cleaned = 0.014629 Jy ! Total flux subtracted in 200 components = 0.014629 Jy ! Clean residual min=-0.002450 max=0.001914 Jy/beam ! Clean residual mean=0.000000 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.244795 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 22 components and 0.244795 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=1.838 mas, bmaj=2.979 mas, bpa=6.339 degrees ! Estimated noise=0.41657 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196205 Jy ! Component: 100 - total flux cleaned = 0.00254262 Jy ! Component: 150 - total flux cleaned = 0.00286081 Jy ! Component: 200 - total flux cleaned = 0.00295751 Jy ! Total flux subtracted in 200 components = 0.00295751 Jy ! Clean residual min=-0.001957 max=0.001895 Jy/beam ! Clean residual mean=-0.000001 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.247752 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 = 8.04162e-05 Jy ! Component: 100 - total flux cleaned = 0.000148981 Jy ! Component: 150 - total flux cleaned = 0.000169662 Jy ! Component: 200 - total flux cleaned = 0.000170301 Jy ! Total flux subtracted in 200 components = 0.000170301 Jy ! Clean residual min=-0.001981 max=0.001821 Jy/beam ! Clean residual mean=-0.000001 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.247923 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 41 components and 0.247923 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6976 mas, bmaj=1.652 mas, bpa=-2.29 degrees ! Estimated noise=0.286094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000591502 Jy ! Component: 100 - total flux cleaned = 0.00050225 Jy ! Component: 150 - total flux cleaned = 0.00050026 Jy ! Component: 200 - total flux cleaned = 0.00050087 Jy ! Total flux subtracted in 200 components = 0.00050087 Jy ! Clean residual min=-0.001770 max=0.001697 Jy/beam ! Clean residual mean=-0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.248423 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.248423 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=0.075698Jy sigma=1.228764 ! Fit after self-cal, rms=0.075692Jy sigma=1.228645 wmodel J1947-0103_X_map.mod ! Writing 55 model components to file: J1947-0103_X_map.mod wobs J1947-0103_X_uvs.fits ! Writing UV FITS file: J1947-0103_X_uvs.fits wwins J1947-0103_X_map.win ! wwins: Wrote 3 windows to J1947-0103_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 = -0.000211618 Jy ! Component: 100 - total flux cleaned = -9.95143e-05 Jy ! Component: 150 - total flux cleaned = 5.97765e-05 Jy ! Component: 200 - total flux cleaned = 0.000210764 Jy ! Component: 250 - total flux cleaned = 0.000379111 Jy ! Component: 300 - total flux cleaned = 0.000519193 Jy ! Component: 350 - total flux cleaned = 0.000654938 Jy ! Component: 400 - total flux cleaned = 0.000830047 Jy ! Component: 450 - total flux cleaned = 0.000957886 Jy ! Component: 500 - total flux cleaned = 0.00102002 Jy ! Component: 550 - total flux cleaned = 0.00110114 Jy ! Component: 600 - total flux cleaned = 0.0010812 Jy ! Component: 650 - total flux cleaned = 0.00115916 Jy ! Component: 700 - total flux cleaned = 0.00117837 Jy ! Component: 750 - total flux cleaned = 0.00117821 Jy ! Component: 800 - total flux cleaned = 0.00119685 Jy ! Component: 850 - total flux cleaned = 0.00121529 Jy ! Component: 900 - total flux cleaned = 0.0012154 Jy ! Component: 950 - total flux cleaned = 0.00116363 Jy ! Component: 1000 - total flux cleaned = 0.00119821 Jy ! Component: 1050 - total flux cleaned = 0.00123199 Jy ! Component: 1100 - total flux cleaned = 0.00124881 Jy ! Component: 1150 - total flux cleaned = 0.0012324 Jy ! Component: 1200 - total flux cleaned = 0.00126488 Jy ! Component: 1250 - total flux cleaned = 0.00126487 Jy ! Component: 1300 - total flux cleaned = 0.0013123 Jy ! Component: 1350 - total flux cleaned = 0.00132754 Jy ! Component: 1400 - total flux cleaned = 0.00129693 Jy ! Component: 1450 - total flux cleaned = 0.00134259 Jy ! Component: 1500 - total flux cleaned = 0.00137249 Jy ! Component: 1550 - total flux cleaned = 0.00138704 Jy ! Component: 1600 - total flux cleaned = 0.00144543 Jy ! Component: 1650 - total flux cleaned = 0.00147419 Jy ! Component: 1700 - total flux cleaned = 0.00144553 Jy ! Component: 1750 - total flux cleaned = 0.00148807 Jy ! Component: 1800 - total flux cleaned = 0.00154363 Jy ! Component: 1850 - total flux cleaned = 0.0015711 Jy ! Component: 1900 - total flux cleaned = 0.0015848 Jy ! Component: 1950 - total flux cleaned = 0.00163854 Jy ! Component: 2000 - total flux cleaned = 0.0016386 Jy ! Component: 2050 - total flux cleaned = 0.00162541 Jy ! Component: 2100 - total flux cleaned = 0.00163846 Jy ! Component: 2150 - total flux cleaned = 0.00167745 Jy ! Component: 2200 - total flux cleaned = 0.00166472 Jy ! Component: 2250 - total flux cleaned = 0.00172813 Jy ! Component: 2300 - total flux cleaned = 0.00167796 Jy ! Component: 2350 - total flux cleaned = 0.00176507 Jy ! Component: 2400 - total flux cleaned = 0.00182691 Jy ! Component: 2450 - total flux cleaned = 0.00182694 Jy ! Component: 2500 - total flux cleaned = 0.00183909 Jy ! Component: 2550 - total flux cleaned = 0.00182723 Jy ! Component: 2600 - total flux cleaned = 0.00183949 Jy ! Component: 2650 - total flux cleaned = 0.00189872 Jy ! Component: 2700 - total flux cleaned = 0.00195722 Jy ! Component: 2750 - total flux cleaned = 0.00195712 Jy ! Component: 2800 - total flux cleaned = 0.00193414 Jy ! Component: 2850 - total flux cleaned = 0.0019341 Jy ! Component: 2900 - total flux cleaned = 0.00197937 Jy ! Component: 2950 - total flux cleaned = 0.00197948 Jy ! Component: 3000 - total flux cleaned = 0.00200164 Jy ! Component: 3050 - total flux cleaned = 0.00200169 Jy ! Component: 3100 - total flux cleaned = 0.00203463 Jy ! Component: 3150 - total flux cleaned = 0.00204556 Jy ! Component: 3200 - total flux cleaned = 0.00207777 Jy ! Component: 3250 - total flux cleaned = 0.00203506 Jy ! Component: 3300 - total flux cleaned = 0.00210934 Jy ! Component: 3350 - total flux cleaned = 0.00214082 Jy ! Component: 3400 - total flux cleaned = 0.00213046 Jy ! Component: 3450 - total flux cleaned = 0.00209939 Jy ! Component: 3500 - total flux cleaned = 0.00217136 Jy ! Component: 3550 - total flux cleaned = 0.00218165 Jy ! Component: 3600 - total flux cleaned = 0.00218159 Jy ! Component: 3650 - total flux cleaned = 0.00217152 Jy ! Component: 3700 - total flux cleaned = 0.00219158 Jy ! Component: 3750 - total flux cleaned = 0.00217166 Jy ! Component: 3800 - total flux cleaned = 0.00219137 Jy ! Component: 3850 - total flux cleaned = 0.00220119 Jy ! Component: 3900 - total flux cleaned = 0.00221087 Jy ! Component: 3950 - total flux cleaned = 0.00220123 Jy ! Component: 4000 - total flux cleaned = 0.00220132 Jy ! Component: 4050 - total flux cleaned = 0.00217264 Jy ! Total flux subtracted in 4096 components = 0.00222005 Jy ! Clean residual min=-0.000671 max=0.000668 Jy/beam ! Clean residual mean=0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.250644 Jy keep ! Adding 299 model components to the UV plane model. ! The established model now contains 354 components and 0.250644 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1947-0103_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6976 x 1.652 at -2.29 degrees (North through East) ! Clean map min=-0.00095676 max=0.19258 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1947-0103_X_map.fits wmodel /vlbi/uf001/uva//J1947-0103_X_map.mod ! Writing 354 model components to file: /vlbi/uf001/uva//J1947-0103_X_map.mod wobs /vlbi/uf001/uva//J1947-0103_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1947-0103_X_uvs.fits wwins /vlbi/uf001/uva//J1947-0103_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1947-0103_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.192582 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159157 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.247932 0.247932 0.495865 0.991729 1.98346 3.96692 7.93383 15.8677 31.7353 63.4707 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.192 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1210.01 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1947-0103_X_dfm.log closed on Mon Jan 14 05:14:41 2019