! Started logfile: /vlbi/uf001/uva//J1408+6854_X_dfm.log on Mon Jan 14 02:46:24 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//J1408+6854_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1408+6854_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99883 visibilities/baseline/integration-bin. ! Found source: J1408+6854 ! ! 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 134 lines of history. ! ! Reading 40992 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 J1408+6854_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003088Jy sigma=23.680967 ! Fit after self-cal, rms=0.960976Jy sigma=22.645087 ! 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=0.8421 mas, bmaj=0.8467 mas, bpa=-17.28 degrees ! Estimated noise=0.329252 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 = 0.0280541 Jy ! Component: 100 - total flux cleaned = 0.037746 Jy ! Total flux subtracted in 100 components = 0.037746 Jy ! Clean residual min=-0.002196 max=0.004611 Jy/beam ! Clean residual mean=-0.000003 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.037746 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.037746 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=0.060935Jy sigma=1.352184 ! Fit after self-cal, rms=0.059339Jy sigma=1.313820 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00711072 Jy ! Component: 100 - total flux cleaned = 0.0111065 Jy ! Total flux subtracted in 100 components = 0.0111065 Jy ! Clean residual min=-0.002074 max=0.002334 Jy/beam ! Clean residual mean=-0.000002 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.0488525 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 11 components and 0.0488525 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=0.058095Jy sigma=1.278830 ! Fit after self-cal, rms=0.058065Jy sigma=1.278127 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289775 Jy ! Component: 100 - total flux cleaned = 0.00456712 Jy ! Total flux subtracted in 100 components = 0.00456712 Jy ! Clean residual min=-0.002026 max=0.002354 Jy/beam ! Clean residual mean=-0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.0534196 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.0534196 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=0.057841Jy sigma=1.271522 ! Fit after self-cal, rms=0.057831Jy sigma=1.271273 ! 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=1.088 mas, bmaj=1.123 mas, bpa=-61.94 degrees ! Estimated noise=0.157655 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 = 0.00247206 Jy ! Component: 100 - total flux cleaned = 0.00364669 Jy ! Component: 150 - total flux cleaned = 0.00426908 Jy ! Component: 200 - total flux cleaned = 0.00460837 Jy ! Total flux subtracted in 200 components = 0.00460837 Jy ! Clean residual min=-0.001387 max=0.001379 Jy/beam ! Clean residual mean=-0.000003 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.058028 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.058028 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=0.057748Jy sigma=1.268541 ! Fit after self-cal, rms=0.057734Jy sigma=1.268176 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.088 x 1.123 at -61.94 degrees (North through East) ! Clean map min=-0.0013377 max=0.04165 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 1.02 KP 0.99 ! LA 0.96 MK 1.06 NL 1.11 OV 0.92 ! PT 0.91 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.07 HN 1.01 KP 1.00 ! LA 0.94 MK 1.04 NL 1.18 OV 0.87 ! PT 0.91 SC 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.98 KP 1.02 ! LA 0.96 MK 1.02 NL 1.07 OV 0.92 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.06 HN 1.04 KP 1.04 ! LA 0.95 MK 1.06 NL 1.04 OV 0.92 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.99 KP 1.06 ! LA 0.98 MK 0.98 NL 1.08 OV 0.90 ! PT 0.99 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 1.11 KP 1.05 ! LA 0.97 MK 1.02 NL 1.14 OV 0.95 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.93 KP 1.08 ! LA 0.98 MK 1.05 NL 1.14 OV 0.87 ! PT 0.98 SC 0.85 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.01 KP 1.05 ! LA 1.04 MK 1.03 NL 1.16 OV 0.96 ! PT 0.88 SC 0.85 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.93 KP 1.03 ! LA 1.00 MK 1.09 NL 1.09 OV 0.89 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.92 KP 1.08 ! LA 1.02 MK 0.94 NL 1.10 OV 0.95 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.02 KP 1.08 ! LA 1.04 MK 0.87 NL 1.06 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 1.02 KP 1.02 ! LA 0.98 MK 0.94 NL 1.12 OV 0.88 ! PT 0.93 SC 0.85 ! ! ! Fit before self-cal, rms=0.057734Jy sigma=1.268176 ! Fit after self-cal, rms=0.057462Jy sigma=1.263554 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.084 mas, bmaj=1.111 mas, bpa=-62.74 degrees ! Estimated noise=0.156354 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 = 0.000206514 Jy ! Component: 100 - total flux cleaned = 0.000264871 Jy ! Component: 150 - total flux cleaned = 0.000313987 Jy ! Component: 200 - total flux cleaned = 0.000362982 Jy ! Total flux subtracted in 200 components = 0.000362982 Jy ! Clean residual min=-0.000952 max=0.000938 Jy/beam ! Clean residual mean=0.000000 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.0583909 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 19 components and 0.058391 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=0.057458Jy sigma=1.263457 ! Fit after self-cal, rms=0.057533Jy sigma=1.263013 ! 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=0.057533Jy sigma=1.263013 ! Fit after self-cal, rms=0.058270Jy sigma=1.258079 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.077 mas, bmaj=1.105 mas, bpa=85.52 degrees ! Estimated noise=0.155116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000160879 Jy ! Component: 100 - total flux cleaned = 0.00022242 Jy ! Component: 150 - total flux cleaned = 0.000259953 Jy ! Component: 200 - total flux cleaned = 0.00028889 Jy ! Total flux subtracted in 200 components = 0.00028889 Jy ! Clean residual min=-0.000929 max=0.000775 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0586798 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 20 components and 0.0586798 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=0.058266Jy sigma=1.257989 ! Fit after self-cal, rms=0.058335Jy sigma=1.257351 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 = 4.72722e-05 Jy ! Component: 100 - total flux cleaned = 7.54832e-05 Jy ! Component: 150 - total flux cleaned = 8.14537e-05 Jy ! Component: 200 - total flux cleaned = 9.08799e-05 Jy ! Total flux subtracted in 200 components = 9.08799e-05 Jy ! Clean residual min=-0.000911 max=0.000774 Jy/beam ! Clean residual mean=-0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0587707 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.0587707 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=0.058333Jy sigma=1.257331 ! Fit after self-cal, rms=0.058333Jy sigma=1.257325 ! 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=0.058333Jy sigma=1.257325 ! Fit after self-cal, rms=0.058329Jy sigma=1.257163 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.068 mas, bmaj=1.099 mas, bpa=74.32 degrees ! Estimated noise=0.153896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000105803 Jy ! Component: 100 - total flux cleaned = 0.000142397 Jy ! Component: 150 - total flux cleaned = 0.000177955 Jy ! Component: 200 - total flux cleaned = 0.000200331 Jy ! Total flux subtracted in 200 components = 0.000200331 Jy ! Clean residual min=-0.000895 max=0.000793 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0589711 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0589711 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=0.058326Jy sigma=1.257116 ! Fit after self-cal, rms=0.058338Jy sigma=1.257079 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.738e-05 Jy ! Component: 100 - total flux cleaned = 4.38701e-05 Jy ! Component: 150 - total flux cleaned = 4.83507e-05 Jy ! Component: 200 - total flux cleaned = 5.2229e-05 Jy ! Total flux subtracted in 200 components = 5.2229e-05 Jy ! Clean residual min=-0.000882 max=0.000776 Jy/beam ! Clean residual mean=-0.000000 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0590233 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0590233 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=0.058337Jy sigma=1.257067 ! Fit after self-cal, rms=0.058337Jy sigma=1.257065 ! 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=0.058337Jy sigma=1.257065 ! Fit after self-cal, rms=0.058141Jy sigma=1.257023 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.331 mas, bmaj=2.59 mas, bpa=68.34 degrees ! Estimated noise=0.200621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.10293e-05 Jy ! Component: 100 - total flux cleaned = -2.59892e-05 Jy ! Component: 150 - total flux cleaned = -2.27249e-05 Jy ! Component: 200 - total flux cleaned = -2.02074e-05 Jy ! Total flux subtracted in 200 components = -2.02074e-05 Jy ! Clean residual min=-0.000921 max=0.000892 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0590031 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 22 components and 0.0590031 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=0.058143Jy sigma=1.257053 ! Fit after self-cal, rms=0.058144Jy sigma=1.257023 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 = -1.83764e-05 Jy ! Component: 100 - total flux cleaned = -1.81144e-05 Jy ! Component: 150 - total flux cleaned = -1.45893e-05 Jy ! Component: 200 - total flux cleaned = -1.19872e-05 Jy ! Total flux subtracted in 200 components = -1.19872e-05 Jy ! Clean residual min=-0.000922 max=0.000897 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0589911 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 22 components and 0.0589911 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=0.058146Jy sigma=1.257054 ! Fit after self-cal, rms=0.058144Jy sigma=1.257033 ! 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=1.062 mas, bmaj=1.096 mas, bpa=68.37 degrees ! Estimated noise=0.153008 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.062 x 1.096 at 68.37 degrees (North through East) ! Clean map min=-0.0008185 max=0.039844 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=0.8018 mas, bmaj=0.8489 mas, bpa=45.73 degrees ! Estimated noise=0.311043 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0282856 Jy ! Component: 100 - total flux cleaned = 0.040249 Jy ! Component: 150 - total flux cleaned = 0.0471407 Jy ! Component: 200 - total flux cleaned = 0.0512652 Jy ! Total flux subtracted in 200 components = 0.0512652 Jy ! Clean residual min=-0.001817 max=0.002106 Jy/beam ! Clean residual mean=-0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0512652 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0512652 Jy ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=1.096 mas, bpa=68.37 degrees ! Estimated noise=0.153008 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 = 0.00383658 Jy ! Component: 100 - total flux cleaned = 0.00566206 Jy ! Component: 150 - total flux cleaned = 0.00664288 Jy ! Component: 200 - total flux cleaned = 0.00719257 Jy ! Total flux subtracted in 200 components = 0.00719257 Jy ! Clean residual min=-0.000883 max=0.000808 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0584578 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.0584578 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=2.331 mas, bmaj=2.59 mas, bpa=68.34 degrees ! Estimated noise=0.200621 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000427086 Jy ! Component: 100 - total flux cleaned = 0.000493909 Jy ! Component: 150 - total flux cleaned = 0.00049772 Jy ! Component: 200 - total flux cleaned = 0.00050063 Jy ! Total flux subtracted in 200 components = 0.00050063 Jy ! Clean residual min=-0.000931 max=0.000900 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0589584 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 = 4.24199e-07 Jy ! Component: 100 - total flux cleaned = 5.64094e-07 Jy ! Component: 150 - total flux cleaned = 6.28002e-07 Jy ! Component: 200 - total flux cleaned = 6.70893e-07 Jy ! Total flux subtracted in 200 components = 6.70893e-07 Jy ! Clean residual min=-0.000931 max=0.000899 Jy/beam ! Clean residual mean=-0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0589591 Jy ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.0589591 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.062 mas, bmaj=1.096 mas, bpa=68.37 degrees ! Estimated noise=0.153008 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.20387e-05 Jy ! Component: 100 - total flux cleaned = 6.2354e-05 Jy ! Component: 150 - total flux cleaned = 8.76635e-05 Jy ! Component: 200 - total flux cleaned = 0.000101445 Jy ! Total flux subtracted in 200 components = 0.000101445 Jy ! Clean residual min=-0.000884 max=0.000785 Jy/beam ! Clean residual mean=-0.000000 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0590605 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 22 components and 0.0590605 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=0.058141Jy sigma=1.257037 ! Fit after self-cal, rms=0.058135Jy sigma=1.256989 wmodel J1408+6854_X_map.mod ! Writing 22 model components to file: J1408+6854_X_map.mod wobs J1408+6854_X_uvs.fits ! Writing UV FITS file: J1408+6854_X_uvs.fits wwins J1408+6854_X_map.win ! wwins: Wrote 1 windows to J1408+6854_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 = -0.000133141 Jy ! Component: 100 - total flux cleaned = -6.16742e-05 Jy ! Component: 150 - total flux cleaned = -8.92373e-05 Jy ! Component: 200 - total flux cleaned = -0.000115676 Jy ! Component: 250 - total flux cleaned = -7.6598e-05 Jy ! Component: 300 - total flux cleaned = -6.40583e-05 Jy ! Component: 350 - total flux cleaned = -1.79595e-06 Jy ! Component: 400 - total flux cleaned = 5.94611e-05 Jy ! Component: 450 - total flux cleaned = 0.000132002 Jy ! Component: 500 - total flux cleaned = 0.000191684 Jy ! Component: 550 - total flux cleaned = 0.000262192 Jy ! Component: 600 - total flux cleaned = 0.000308676 Jy ! Component: 650 - total flux cleaned = 0.00035468 Jy ! Component: 700 - total flux cleaned = 0.000422975 Jy ! Component: 750 - total flux cleaned = 0.000467973 Jy ! Component: 800 - total flux cleaned = 0.00053477 Jy ! Component: 850 - total flux cleaned = 0.000523612 Jy ! Component: 900 - total flux cleaned = 0.000556616 Jy ! Component: 950 - total flux cleaned = 0.000611015 Jy ! Component: 1000 - total flux cleaned = 0.00060033 Jy ! Component: 1050 - total flux cleaned = 0.00065383 Jy ! Component: 1100 - total flux cleaned = 0.000653896 Jy ! Component: 1150 - total flux cleaned = 0.000706534 Jy ! Component: 1200 - total flux cleaned = 0.000706404 Jy ! Component: 1250 - total flux cleaned = 0.000737504 Jy ! Component: 1300 - total flux cleaned = 0.000758113 Jy ! Component: 1350 - total flux cleaned = 0.000737627 Jy ! Component: 1400 - total flux cleaned = 0.000747807 Jy ! Component: 1450 - total flux cleaned = 0.000757801 Jy ! Component: 1500 - total flux cleaned = 0.000707943 Jy ! Component: 1550 - total flux cleaned = 0.00073781 Jy ! Component: 1600 - total flux cleaned = 0.000747633 Jy ! Component: 1650 - total flux cleaned = 0.000727966 Jy ! Component: 1700 - total flux cleaned = 0.0007183 Jy ! Component: 1750 - total flux cleaned = 0.00075714 Jy ! Component: 1800 - total flux cleaned = 0.000805287 Jy ! Component: 1850 - total flux cleaned = 0.000833877 Jy ! Component: 1900 - total flux cleaned = 0.000814799 Jy ! Component: 1950 - total flux cleaned = 0.000824236 Jy ! Component: 2000 - total flux cleaned = 0.000824322 Jy ! Component: 2050 - total flux cleaned = 0.000833793 Jy ! Component: 2100 - total flux cleaned = 0.000852339 Jy ! Component: 2150 - total flux cleaned = 0.000898456 Jy ! Component: 2200 - total flux cleaned = 0.000925954 Jy ! Component: 2250 - total flux cleaned = 0.000944149 Jy ! Component: 2300 - total flux cleaned = 0.000971346 Jy ! Component: 2350 - total flux cleaned = 0.0009893 Jy ! Component: 2400 - total flux cleaned = 0.000989237 Jy ! Component: 2450 - total flux cleaned = 0.000998163 Jy ! Component: 2500 - total flux cleaned = 0.00104269 Jy ! Component: 2550 - total flux cleaned = 0.00105153 Jy ! Component: 2600 - total flux cleaned = 0.0010778 Jy ! Component: 2650 - total flux cleaned = 0.00109532 Jy ! Component: 2700 - total flux cleaned = 0.00108658 Jy ! Component: 2750 - total flux cleaned = 0.00112117 Jy ! Component: 2800 - total flux cleaned = 0.00109533 Jy ! Component: 2850 - total flux cleaned = 0.00111247 Jy ! Component: 2900 - total flux cleaned = 0.0010782 Jy ! Component: 2950 - total flux cleaned = 0.0011207 Jy ! Component: 3000 - total flux cleaned = 0.00112914 Jy ! Component: 3050 - total flux cleaned = 0.00109542 Jy ! Component: 3100 - total flux cleaned = 0.00108712 Jy ! Component: 3150 - total flux cleaned = 0.00111219 Jy ! Component: 3200 - total flux cleaned = 0.00112875 Jy ! Component: 3250 - total flux cleaned = 0.00106277 Jy ! Component: 3300 - total flux cleaned = 0.00107105 Jy ! Component: 3350 - total flux cleaned = 0.00103024 Jy ! Component: 3400 - total flux cleaned = 0.00107913 Jy ! Component: 3450 - total flux cleaned = 0.0010791 Jy ! Component: 3500 - total flux cleaned = 0.00103871 Jy ! Component: 3550 - total flux cleaned = 0.000990486 Jy ! Component: 3600 - total flux cleaned = 0.00103851 Jy ! Component: 3650 - total flux cleaned = 0.00103845 Jy ! Component: 3700 - total flux cleaned = 0.00101464 Jy ! Component: 3750 - total flux cleaned = 0.000967232 Jy ! Component: 3800 - total flux cleaned = 0.000983002 Jy ! Component: 3850 - total flux cleaned = 0.00101437 Jy ! Component: 3900 - total flux cleaned = 0.00103002 Jy ! Component: 3950 - total flux cleaned = 0.000991191 Jy ! Component: 4000 - total flux cleaned = 0.000998922 Jy ! Component: 4050 - total flux cleaned = 0.00100665 Jy ! Total flux subtracted in 4096 components = 0.000983565 Jy ! Clean residual min=-0.000421 max=0.000421 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.0600441 Jy keep ! Adding 318 model components to the UV plane model. ! The established model now contains 340 components and 0.0600441 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1408+6854_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.062 x 1.096 at 68.37 degrees (North through East) ! Clean map min=-0.00068946 max=0.039707 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1408+6854_X_map.fits wmodel /vlbi/uf001/uva//J1408+6854_X_map.mod ! Writing 340 model components to file: /vlbi/uf001/uva//J1408+6854_X_map.mod wobs /vlbi/uf001/uva//J1408+6854_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1408+6854_X_uvs.fits wwins /vlbi/uf001/uva//J1408+6854_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1408+6854_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0397072 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012921 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.976223 0.976223 1.95245 3.90489 7.80978 15.6196 31.2391 62.4783 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 307.306 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1408+6854_X_dfm.log closed on Mon Jan 14 02:46:29 2019