! Started logfile: /vlbi/uf001/uva//J1830+0619_X_dfm.log on Mon Jan 14 04:40:22 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//J1830+0619_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1830+0619_X_uva.fits ! AN table 1: 56 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.809524 visibilities/baseline/integration-bin. ! Found source: J1830+0619 ! ! 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 11424 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 J1830+0619_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 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 80 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.114584Jy sigma=19.219327 ! Fit after self-cal, rms=0.494916Jy sigma=8.580458 ! 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=0.5941 mas, bmaj=1.479 mas, bpa=-2.739 degrees ! Estimated noise=0.623631 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 = 0.384711 Jy ! Component: 100 - total flux cleaned = 0.47088 Jy ! Total flux subtracted in 100 components = 0.47088 Jy ! Clean residual min=-0.023022 max=0.031377 Jy/beam ! Clean residual mean=-0.000014 rms=0.004599 Jy/beam ! Combined flux in latest and established models = 0.47088 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.47088 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=0.131620Jy sigma=2.218881 ! Fit after self-cal, rms=0.131593Jy sigma=2.218393 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0348893 Jy ! Component: 100 - total flux cleaned = 0.0541844 Jy ! Total flux subtracted in 100 components = 0.0541844 Jy ! Clean residual min=-0.020619 max=0.021041 Jy/beam ! Clean residual mean=-0.000014 rms=0.003905 Jy/beam ! Combined flux in latest and established models = 0.525064 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.525064 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=0.115236Jy sigma=1.934792 ! Fit after self-cal, rms=0.115175Jy sigma=1.933930 ! 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=0.7358 mas, bmaj=1.669 mas, bpa=-3.767 degrees ! Estimated noise=0.41916 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 = 0.0242851 Jy ! Component: 100 - total flux cleaned = 0.036921 Jy ! Component: 150 - total flux cleaned = 0.0442653 Jy ! Component: 200 - total flux cleaned = 0.0486087 Jy ! Total flux subtracted in 200 components = 0.0486087 Jy ! Clean residual min=-0.026350 max=0.027182 Jy/beam ! Clean residual mean=-0.000061 rms=0.005501 Jy/beam ! Combined flux in latest and established models = 0.573673 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.573673 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=0.110135Jy sigma=1.844675 ! Fit after self-cal, rms=0.110060Jy sigma=1.843806 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7358 x 1.669 at -3.767 degrees (North through East) ! Clean map min=-0.024794 max=0.5164 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.00 LA 0.89 MK 1.01 ! NL 1.18 PT 0.96 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 LA 0.90 MK 1.00 ! NL 1.18 PT 0.97 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.00 LA 0.90 MK 1.01 ! NL 1.16 PT 0.97 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 LA 0.90 MK 1.00 ! NL 1.17 PT 0.98 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.00 LA 0.88 MK 1.02 ! NL 1.18 PT 0.93 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.01 LA 0.89 MK 1.00 ! NL 1.20 PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.02 LA 0.90 MK 1.01 ! NL 1.17 PT 0.97 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.00 LA 0.89 MK 1.01 ! NL 1.20 PT 0.97 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 LA 0.87 MK 1.02 ! NL 1.21 PT 0.99 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.03 LA 0.88 MK 1.01 ! NL 1.16 PT 0.97 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.00 LA 0.87 MK 1.01 ! NL 1.19 PT 0.98 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 LA 0.90 MK 1.03 ! NL 1.17 PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.110060Jy sigma=1.843806 ! Fit after self-cal, rms=0.092509Jy sigma=1.569362 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7393 mas, bmaj=1.682 mas, bpa=-3.447 degrees ! Estimated noise=0.419852 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 (-1.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0219347 Jy ! Component: 100 - total flux cleaned = 0.0303513 Jy ! Component: 150 - total flux cleaned = 0.0324991 Jy ! Component: 200 - total flux cleaned = 0.0327656 Jy ! Total flux subtracted in 200 components = 0.0327656 Jy ! Clean residual min=-0.015325 max=0.013066 Jy/beam ! Clean residual mean=-0.000018 rms=0.003970 Jy/beam ! Combined flux in latest and established models = 0.606438 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 35 components and 0.606438 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=0.086710Jy sigma=1.468108 ! Fit after self-cal, rms=0.086495Jy sigma=1.461918 ! 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=0.086495Jy sigma=1.461918 ! Fit after self-cal, rms=0.075030Jy sigma=1.197661 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7365 mas, bmaj=1.676 mas, bpa=-3.475 degrees ! Estimated noise=0.420302 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442033 Jy ! Component: 100 - total flux cleaned = 0.0053808 Jy ! Component: 150 - total flux cleaned = 0.00596081 Jy ! Component: 200 - total flux cleaned = 0.0062928 Jy ! Total flux subtracted in 200 components = 0.0062928 Jy ! Clean residual min=-0.003007 max=0.003460 Jy/beam ! Clean residual mean=-0.000005 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.612731 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.612731 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=0.074567Jy sigma=1.188853 ! Fit after self-cal, rms=0.074583Jy sigma=1.187677 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 = 0.000958947 Jy ! Component: 100 - total flux cleaned = 0.000813202 Jy ! Component: 150 - total flux cleaned = 0.000812287 Jy ! Component: 200 - total flux cleaned = 0.000756049 Jy ! Total flux subtracted in 200 components = 0.000756049 Jy ! Clean residual min=-0.002992 max=0.002824 Jy/beam ! Clean residual mean=-0.000004 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.613487 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.613487 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=0.074472Jy sigma=1.185497 ! Fit after self-cal, rms=0.074462Jy sigma=1.185348 ! 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=0.074462Jy sigma=1.185348 ! Fit after self-cal, rms=0.074394Jy sigma=1.181797 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.736 mas, bmaj=1.675 mas, bpa=-3.473 degrees ! Estimated noise=0.419968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000760504 Jy ! Component: 100 - total flux cleaned = 0.00100397 Jy ! Component: 150 - total flux cleaned = 0.00126062 Jy ! Component: 200 - total flux cleaned = 0.00144172 Jy ! Total flux subtracted in 200 components = 0.00144172 Jy ! Clean residual min=-0.002385 max=0.002854 Jy/beam ! Clean residual mean=-0.000002 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.614929 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 68 components and 0.614929 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=0.074303Jy sigma=1.179962 ! Fit after self-cal, rms=0.074303Jy sigma=1.179803 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 (-4.8, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140361 Jy ! Component: 100 - total flux cleaned = 0.000969587 Jy ! Component: 150 - total flux cleaned = 0.000811588 Jy ! Component: 200 - total flux cleaned = 0.000857427 Jy ! Total flux subtracted in 200 components = 0.000857427 Jy ! Clean residual min=-0.002093 max=0.002136 Jy/beam ! Clean residual mean=-0.000002 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.615787 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.615787 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=0.074185Jy sigma=1.178010 ! Fit after self-cal, rms=0.074180Jy sigma=1.177890 ! Inverting map ! Added new window around map position (25, 43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195346 Jy ! Component: 100 - total flux cleaned = 0.00317551 Jy ! Component: 150 - total flux cleaned = 0.00405584 Jy ! Component: 200 - total flux cleaned = 0.00468657 Jy ! Total flux subtracted in 200 components = 0.00468657 Jy ! Clean residual min=-0.001954 max=0.001880 Jy/beam ! Clean residual mean=-0.000001 rms=0.000449 Jy/beam ! Combined flux in latest and established models = 0.620473 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 100 components and 0.620473 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=0.074100Jy sigma=1.176582 ! Fit after self-cal, rms=0.074096Jy sigma=1.176531 ! 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=0.074096Jy sigma=1.176531 ! Fit after self-cal, rms=0.074047Jy sigma=1.176146 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.857 mas, bmaj=2.651 mas, bpa=1.735 degrees ! Estimated noise=0.605038 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000957536 Jy ! Component: 100 - total flux cleaned = 0.00169617 Jy ! Component: 150 - total flux cleaned = 0.00225666 Jy ! Component: 200 - total flux cleaned = 0.00268261 Jy ! Total flux subtracted in 200 components = 0.00268261 Jy ! Clean residual min=-0.001955 max=0.002077 Jy/beam ! Clean residual mean=-0.000001 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.623156 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 124 components and 0.623156 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=0.074023Jy sigma=1.175892 ! Fit after self-cal, rms=0.074024Jy sigma=1.175838 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 = 0.000295977 Jy ! Component: 100 - total flux cleaned = 0.000642513 Jy ! Component: 150 - total flux cleaned = 0.000901059 Jy ! Component: 200 - total flux cleaned = 0.00111224 Jy ! Total flux subtracted in 200 components = 0.00111224 Jy ! Clean residual min=-0.001750 max=0.001958 Jy/beam ! Clean residual mean=-0.000000 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.624268 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 131 components and 0.624268 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=0.074014Jy sigma=1.175761 ! Fit after self-cal, rms=0.074014Jy sigma=1.175740 ! 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=0.736 mas, bmaj=1.675 mas, bpa=-3.475 degrees ! Estimated noise=0.419715 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.736 x 1.675 at -3.475 degrees (North through East) ! Clean map min=-0.0016706 max=0.51491 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 ! Performing amp+phase self-cal ! ! 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=0.074014Jy sigma=1.175740 ! Fit after self-cal, rms=0.067856Jy sigma=0.993843 ! Inverting map and beam ! Estimated beam: bmin=0.7361 mas, bmaj=1.676 mas, bpa=-3.494 degrees ! Estimated noise=0.419703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000170495 Jy ! Component: 100 - total flux cleaned = -0.000258439 Jy ! Component: 150 - total flux cleaned = -0.000220626 Jy ! Component: 200 - total flux cleaned = -0.000187784 Jy ! Total flux subtracted in 200 components = -0.000187784 Jy ! Clean residual min=-0.001698 max=0.001669 Jy/beam ! Clean residual mean=0.000000 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.62408 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 145 components and 0.62408 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=0.067808Jy sigma=0.993028 ! Fit after self-cal, rms=0.067807Jy sigma=0.992988 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122032 Jy ! Component: 100 - total flux cleaned = -2.47907e-05 Jy ! Component: 150 - total flux cleaned = 3.5089e-05 Jy ! Component: 200 - total flux cleaned = 9.16131e-05 Jy ! Total flux subtracted in 200 components = 9.16131e-05 Jy ! Clean residual min=-0.001665 max=0.001629 Jy/beam ! Clean residual mean=-0.000000 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.624171 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 150 components and 0.624172 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=0.067779Jy sigma=0.992529 ! Fit after self-cal, rms=0.067779Jy sigma=0.992511 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.067779Jy sigma=0.992511 ! Fit after self-cal, rms=0.067791Jy sigma=0.992403 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=0.5928 mas, bmaj=1.484 mas, bpa=-2.33 degrees ! Estimated noise=0.62944 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.388206 Jy ! Component: 100 - total flux cleaned = 0.476489 Jy ! Component: 150 - total flux cleaned = 0.51411 Jy ! Component: 200 - total flux cleaned = 0.536522 Jy ! Total flux subtracted in 200 components = 0.536522 Jy ! Clean residual min=-0.009086 max=0.012628 Jy/beam ! Clean residual mean=-0.000007 rms=0.001821 Jy/beam ! Combined flux in latest and established models = 0.536522 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.536522 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7362 mas, bmaj=1.676 mas, bpa=-3.484 degrees ! Estimated noise=0.419678 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) ! Added new window around map position (-0.6, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244016 Jy ! Component: 100 - total flux cleaned = 0.0401966 Jy ! Component: 150 - total flux cleaned = 0.0510828 Jy ! Component: 200 - total flux cleaned = 0.0588808 Jy ! Total flux subtracted in 200 components = 0.0588808 Jy ! Clean residual min=-0.003548 max=0.004739 Jy/beam ! Clean residual mean=-0.000009 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.595402 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 30 components and 0.595402 Jy ! Inverting map ! Added new window around map position (0.2, -2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00575921 Jy ! Component: 100 - total flux cleaned = 0.0100366 Jy ! Component: 150 - total flux cleaned = 0.0132953 Jy ! Component: 200 - total flux cleaned = 0.0158725 Jy ! Total flux subtracted in 200 components = 0.0158725 Jy ! Clean residual min=-0.002228 max=0.002117 Jy/beam ! Clean residual mean=-0.000003 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.611275 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 46 components and 0.611275 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=1.856 mas, bmaj=2.653 mas, bpa=1.806 degrees ! Estimated noise=0.604634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375629 Jy ! Component: 100 - total flux cleaned = 0.00616859 Jy ! Component: 150 - total flux cleaned = 0.00802165 Jy ! Component: 200 - total flux cleaned = 0.00949907 Jy ! Total flux subtracted in 200 components = 0.00949907 Jy ! Clean residual min=-0.002154 max=0.002019 Jy/beam ! Clean residual mean=-0.000000 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.620774 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 = 0.00120155 Jy ! Component: 100 - total flux cleaned = 0.00220183 Jy ! Component: 150 - total flux cleaned = 0.00291997 Jy ! Component: 200 - total flux cleaned = 0.00345612 Jy ! Total flux subtracted in 200 components = 0.00345612 Jy ! Clean residual min=-0.001895 max=0.001736 Jy/beam ! Clean residual mean=0.000002 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.62423 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 100 components and 0.62423 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7362 mas, bmaj=1.676 mas, bpa=-3.484 degrees ! Estimated noise=0.419678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000352994 Jy ! Component: 100 - total flux cleaned = -0.000232025 Jy ! Component: 150 - total flux cleaned = -0.0003399 Jy ! Component: 200 - total flux cleaned = -0.000385281 Jy ! Total flux subtracted in 200 components = -0.000385281 Jy ! Clean residual min=-0.001704 max=0.001648 Jy/beam ! Clean residual mean=-0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.623845 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 121 components and 0.623845 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=0.067799Jy sigma=0.992936 ! Fit after self-cal, rms=0.067775Jy sigma=0.992353 wmodel J1830+0619_X_map.mod ! Writing 121 model components to file: J1830+0619_X_map.mod wobs J1830+0619_X_uvs.fits ! Writing UV FITS file: J1830+0619_X_uvs.fits wwins J1830+0619_X_map.win ! wwins: Wrote 6 windows to J1830+0619_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 = -0.000332929 Jy ! Component: 100 - total flux cleaned = -0.000442911 Jy ! Component: 150 - total flux cleaned = -0.000707426 Jy ! Component: 200 - total flux cleaned = -0.000911702 Jy ! Component: 250 - total flux cleaned = -0.00115891 Jy ! Component: 300 - total flux cleaned = -0.00139999 Jy ! Component: 350 - total flux cleaned = -0.00165962 Jy ! Component: 400 - total flux cleaned = -0.00189039 Jy ! Component: 450 - total flux cleaned = -0.00207068 Jy ! Component: 500 - total flux cleaned = -0.00220361 Jy ! Component: 550 - total flux cleaned = -0.00242132 Jy ! Component: 600 - total flux cleaned = -0.00250699 Jy ! Component: 650 - total flux cleaned = -0.00265427 Jy ! Component: 700 - total flux cleaned = -0.00271638 Jy ! Component: 750 - total flux cleaned = -0.00279832 Jy ! Component: 800 - total flux cleaned = -0.00287901 Jy ! Component: 850 - total flux cleaned = -0.00291876 Jy ! Component: 900 - total flux cleaned = -0.00293856 Jy ! Component: 950 - total flux cleaned = -0.00295805 Jy ! Component: 1000 - total flux cleaned = -0.00303479 Jy ! Component: 1050 - total flux cleaned = -0.00309121 Jy ! Component: 1100 - total flux cleaned = -0.0030722 Jy ! Component: 1150 - total flux cleaned = -0.00305379 Jy ! Component: 1200 - total flux cleaned = -0.0030355 Jy ! Component: 1250 - total flux cleaned = -0.00303527 Jy ! Component: 1300 - total flux cleaned = -0.00303544 Jy ! Component: 1350 - total flux cleaned = -0.00307062 Jy ! Component: 1400 - total flux cleaned = -0.00301806 Jy ! Component: 1450 - total flux cleaned = -0.00305304 Jy ! Component: 1500 - total flux cleaned = -0.00310468 Jy ! Component: 1550 - total flux cleaned = -0.00310479 Jy ! Component: 1600 - total flux cleaned = -0.00310461 Jy ! Component: 1650 - total flux cleaned = -0.00318787 Jy ! Component: 1700 - total flux cleaned = -0.00313837 Jy ! Component: 1750 - total flux cleaned = -0.00312207 Jy ! Component: 1800 - total flux cleaned = -0.00317055 Jy ! Component: 1850 - total flux cleaned = -0.00318676 Jy ! Component: 1900 - total flux cleaned = -0.00310779 Jy ! Component: 1950 - total flux cleaned = -0.00313957 Jy ! Component: 2000 - total flux cleaned = -0.0031396 Jy ! Component: 2050 - total flux cleaned = -0.00317063 Jy ! Component: 2100 - total flux cleaned = -0.00323181 Jy ! Component: 2150 - total flux cleaned = -0.00320146 Jy ! Component: 2200 - total flux cleaned = -0.00314132 Jy ! Component: 2250 - total flux cleaned = -0.00314139 Jy ! Component: 2300 - total flux cleaned = -0.00320045 Jy ! Component: 2350 - total flux cleaned = -0.00318582 Jy ! Component: 2400 - total flux cleaned = -0.0031857 Jy ! Component: 2450 - total flux cleaned = -0.00312812 Jy ! Component: 2500 - total flux cleaned = -0.00314242 Jy ! Component: 2550 - total flux cleaned = -0.00317065 Jy ! Component: 2600 - total flux cleaned = -0.00308634 Jy ! Component: 2650 - total flux cleaned = -0.00314198 Jy ! Component: 2700 - total flux cleaned = -0.00311422 Jy ! Component: 2750 - total flux cleaned = -0.00303172 Jy ! Component: 2800 - total flux cleaned = -0.00301835 Jy ! Component: 2850 - total flux cleaned = -0.00299125 Jy ! Component: 2900 - total flux cleaned = -0.00304503 Jy ! Component: 2950 - total flux cleaned = -0.00301835 Jy ! Component: 3000 - total flux cleaned = -0.0029786 Jy ! Component: 3050 - total flux cleaned = -0.00293929 Jy ! Component: 3100 - total flux cleaned = -0.00293931 Jy ! Component: 3150 - total flux cleaned = -0.00293928 Jy ! Component: 3200 - total flux cleaned = -0.00293926 Jy ! Component: 3250 - total flux cleaned = -0.00291368 Jy ! Component: 3300 - total flux cleaned = -0.00288832 Jy ! Component: 3350 - total flux cleaned = -0.00288835 Jy ! Component: 3400 - total flux cleaned = -0.00288817 Jy ! Component: 3450 - total flux cleaned = -0.00282601 Jy ! Component: 3500 - total flux cleaned = -0.0028384 Jy ! Component: 3550 - total flux cleaned = -0.002863 Jy ! Component: 3600 - total flux cleaned = -0.00280192 Jy ! Component: 3650 - total flux cleaned = -0.00285038 Jy ! Component: 3700 - total flux cleaned = -0.00285036 Jy ! Component: 3750 - total flux cleaned = -0.00277861 Jy ! Component: 3800 - total flux cleaned = -0.00279069 Jy ! Component: 3850 - total flux cleaned = -0.00281438 Jy ! Component: 3900 - total flux cleaned = -0.00274383 Jy ! Component: 3950 - total flux cleaned = -0.00274383 Jy ! Component: 4000 - total flux cleaned = -0.00273217 Jy ! Component: 4050 - total flux cleaned = -0.00266315 Jy ! Total flux subtracted in 4096 components = -0.00270887 Jy ! Clean residual min=-0.000624 max=0.000809 Jy/beam ! Clean residual mean=0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.621136 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 403 components and 0.621136 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1830+0619_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7362 x 1.676 at -3.484 degrees (North through East) ! Clean map min=-0.0012189 max=0.5149 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1830+0619_X_map.fits wmodel /vlbi/uf001/uva//J1830+0619_X_map.mod ! Writing 403 model components to file: /vlbi/uf001/uva//J1830+0619_X_map.mod wobs /vlbi/uf001/uva//J1830+0619_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1830+0619_X_uvs.fits wwins /vlbi/uf001/uva//J1830+0619_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1830+0619_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.514903 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000191866 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.111788 0.111788 0.223576 0.447151 0.894303 1.78861 3.57721 7.15442 14.3088 28.6177 57.2354 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.514 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2683.65 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1830+0619_X_dfm.log closed on Mon Jan 14 04:40:27 2019