! Started logfile: /vlbi/uf001/uva//J1619+5256_X_dfm.log on Mon Jan 14 03:39:22 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//J1619+5256_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1619+5256_X_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.996575 visibilities/baseline/integration-bin. ! Found source: J1619+5256 ! ! 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 24444 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 J1619+5256_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002328Jy sigma=23.415748 ! Fit after self-cal, rms=0.933017Jy sigma=21.777643 ! 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=0.7791 mas, bmaj=1.246 mas, bpa=-47.45 degrees ! Estimated noise=0.55027 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 = 0.0491569 Jy ! Component: 100 - total flux cleaned = 0.0615418 Jy ! Total flux subtracted in 100 components = 0.0615418 Jy ! Clean residual min=-0.004058 max=0.007781 Jy/beam ! Clean residual mean=0.000032 rms=0.001102 Jy/beam ! Combined flux in latest and established models = 0.0615418 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0615418 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=0.058080Jy sigma=1.269643 ! Fit after self-cal, rms=0.057740Jy sigma=1.262212 ! Inverting map ! Added new window around map position (1.2, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00784862 Jy ! Component: 100 - total flux cleaned = 0.0127909 Jy ! Total flux subtracted in 100 components = 0.0127909 Jy ! Clean residual min=-0.003686 max=0.003863 Jy/beam ! Clean residual mean=0.000022 rms=0.000836 Jy/beam ! Combined flux in latest and established models = 0.0743328 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.0743328 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=0.056087Jy sigma=1.219131 ! Fit after self-cal, rms=0.056029Jy sigma=1.217484 ! 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=1.118 mas, bmaj=1.477 mas, bpa=-47.95 degrees ! Estimated noise=0.197887 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 = 0.00655873 Jy ! Component: 100 - total flux cleaned = 0.0106586 Jy ! Component: 150 - total flux cleaned = 0.013456 Jy ! Component: 200 - total flux cleaned = 0.015408 Jy ! Total flux subtracted in 200 components = 0.015408 Jy ! Clean residual min=-0.002146 max=0.002647 Jy/beam ! Clean residual mean=0.000015 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.0897408 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 52 components and 0.0897408 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=0.055181Jy sigma=1.195522 ! Fit after self-cal, rms=0.055157Jy sigma=1.194347 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.118 x 1.477 at -47.95 degrees (North through East) ! Clean map min=-0.0019131 max=0.066663 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 1.08 KP 0.99 ! LA 0.99 MK 1.01 NL 1.08 PT 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.04 KP 0.95 ! LA 0.99 MK 1.05 NL 1.09 PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.07 KP 0.97 ! LA 1.02 MK 0.96 NL 1.07 PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.94 HN 1.11 KP 0.98 ! LA 1.00 MK 0.93 NL 1.06 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 1.08 KP 0.98 ! LA 0.98 MK 0.93 NL 1.15 PT 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 1.10 KP 0.97 ! LA 0.99 MK 1.00 NL 1.07 PT 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.07 KP 1.00 ! LA 1.00 MK 1.02 NL 1.10 PT 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.07 KP 0.99 ! LA 1.01 MK 0.98 NL 1.09 PT 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.05 KP 1.00 ! LA 1.00 MK 0.97 NL 1.06 PT 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.08 KP 0.97 ! LA 1.00 MK 1.02 NL 1.13 PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.91 HN 1.09 KP 1.03 ! LA 0.98 MK 0.96 NL 1.14 PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.07 KP 0.99 ! LA 1.04 MK 1.01 NL 1.08 PT 0.94 ! ! ! Fit before self-cal, rms=0.055157Jy sigma=1.194347 ! Fit after self-cal, rms=0.055356Jy sigma=1.187323 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=1.49 mas, bpa=-47.86 degrees ! Estimated noise=0.19677 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 = 7.29828e-05 Jy ! Component: 100 - total flux cleaned = 1.33204e-05 Jy ! Component: 150 - total flux cleaned = -2.60172e-05 Jy ! Component: 200 - total flux cleaned = -2.54187e-05 Jy ! Total flux subtracted in 200 components = -2.54187e-05 Jy ! Clean residual min=-0.001276 max=0.001363 Jy/beam ! Clean residual mean=0.000008 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0897154 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 0.0897154 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=0.055344Jy sigma=1.187122 ! Fit after self-cal, rms=0.055367Jy sigma=1.186859 ! 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=0.055367Jy sigma=1.186859 ! Fit after self-cal, rms=0.056883Jy sigma=1.184344 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=1.499 mas, bpa=-49.19 degrees ! Estimated noise=0.197438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.94563e-05 Jy ! Component: 100 - total flux cleaned = -6.43032e-05 Jy ! Component: 150 - total flux cleaned = -0.000118759 Jy ! Component: 200 - total flux cleaned = -0.000118659 Jy ! Total flux subtracted in 200 components = -0.000118659 Jy ! Clean residual min=-0.001055 max=0.001128 Jy/beam ! Clean residual mean=0.000003 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0895967 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 0.0895967 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=0.056874Jy sigma=1.184164 ! Fit after self-cal, rms=0.056895Jy sigma=1.184060 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 (7.2, 19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000830884 Jy ! Component: 100 - total flux cleaned = 0.000985815 Jy ! Component: 150 - total flux cleaned = 0.0011126 Jy ! Component: 200 - total flux cleaned = 0.00119594 Jy ! Total flux subtracted in 200 components = 0.00119594 Jy ! Clean residual min=-0.000971 max=0.000931 Jy/beam ! Clean residual mean=0.000003 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0907927 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.0907927 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=0.056875Jy sigma=1.183674 ! Fit after self-cal, rms=0.056873Jy sigma=1.183641 ! 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=0.056873Jy sigma=1.183641 ! Fit after self-cal, rms=0.056936Jy sigma=1.183595 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=1.499 mas, bpa=-49.32 degrees ! Estimated noise=0.197148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000169067 Jy ! Component: 100 - total flux cleaned = 0.000168405 Jy ! Component: 150 - total flux cleaned = 0.000168236 Jy ! Component: 200 - total flux cleaned = 0.000167964 Jy ! Total flux subtracted in 200 components = 0.000167964 Jy ! Clean residual min=-0.000912 max=0.000881 Jy/beam ! Clean residual mean=0.000003 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0909606 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 90 components and 0.0909606 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=0.056929Jy sigma=1.183478 ! Fit after self-cal, rms=0.056931Jy sigma=1.183468 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 = -2.7579e-05 Jy ! Component: 100 - total flux cleaned = -2.73371e-05 Jy ! Component: 150 - total flux cleaned = -2.72102e-05 Jy ! Component: 200 - total flux cleaned = -1.75362e-05 Jy ! Total flux subtracted in 200 components = -1.75362e-05 Jy ! Clean residual min=-0.000900 max=0.000886 Jy/beam ! Clean residual mean=0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0909431 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 0.0909431 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=0.056926Jy sigma=1.183397 ! Fit after self-cal, rms=0.056925Jy sigma=1.183381 ! 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=0.056925Jy sigma=1.183381 ! Fit after self-cal, rms=0.056924Jy sigma=1.183374 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.314 mas, bmaj=2.617 mas, bpa=65.24 degrees ! Estimated noise=0.235246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.42139e-05 Jy ! Component: 100 - total flux cleaned = -4.86108e-05 Jy ! Component: 150 - total flux cleaned = -6.1829e-05 Jy ! Component: 200 - total flux cleaned = -6.78892e-05 Jy ! Total flux subtracted in 200 components = -6.78892e-05 Jy ! Clean residual min=-0.000808 max=0.000873 Jy/beam ! Clean residual mean=0.000006 rms=0.000221 Jy/beam ! Combined flux in latest and established models = 0.0908752 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 108 components and 0.0908752 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=0.056923Jy sigma=1.183345 ! Fit after self-cal, rms=0.056922Jy sigma=1.183341 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.34284e-06 Jy ! Component: 100 - total flux cleaned = -6.1375e-06 Jy ! Component: 150 - total flux cleaned = -6.05806e-06 Jy ! Component: 200 - total flux cleaned = -1.14578e-05 Jy ! Total flux subtracted in 200 components = -1.14578e-05 Jy ! Clean residual min=-0.000809 max=0.000872 Jy/beam ! Clean residual mean=0.000007 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0908637 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 111 components and 0.0908637 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=0.056921Jy sigma=1.183319 ! Fit after self-cal, rms=0.056920Jy sigma=1.183317 ! 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=1.124 mas, bmaj=1.5 mas, bpa=-49.38 degrees ! Estimated noise=0.19703 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.124 x 1.5 at -49.38 degrees (North through East) ! Clean map min=-0.00082481 max=0.066274 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=0.7821 mas, bmaj=1.266 mas, bpa=-48.05 degrees ! Estimated noise=0.550793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0491918 Jy ! Component: 100 - total flux cleaned = 0.0623354 Jy ! Component: 150 - total flux cleaned = 0.0694532 Jy ! Component: 200 - total flux cleaned = 0.0739946 Jy ! Total flux subtracted in 200 components = 0.0739946 Jy ! Clean residual min=-0.003480 max=0.003332 Jy/beam ! Clean residual mean=0.000015 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.0739946 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0739946 Jy ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=1.5 mas, bpa=-49.38 degrees ! Estimated noise=0.19703 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 = 0.00556716 Jy ! Component: 100 - total flux cleaned = 0.00871376 Jy ! Component: 150 - total flux cleaned = 0.010754 Jy ! Component: 200 - total flux cleaned = 0.0121541 Jy ! Total flux subtracted in 200 components = 0.0121541 Jy ! Clean residual min=-0.001185 max=0.001063 Jy/beam ! Clean residual mean=0.000005 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0861486 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 54 components and 0.0861486 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=2.314 mas, bmaj=2.617 mas, bpa=65.24 degrees ! Estimated noise=0.235246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00160834 Jy ! Component: 100 - total flux cleaned = 0.00255218 Jy ! Component: 150 - total flux cleaned = 0.00321411 Jy ! Component: 200 - total flux cleaned = 0.00369459 Jy ! Total flux subtracted in 200 components = 0.00369459 Jy ! Clean residual min=-0.000924 max=0.000886 Jy/beam ! Clean residual mean=0.000007 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0898432 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 = 0.000277568 Jy ! Component: 100 - total flux cleaned = 0.000371715 Jy ! Component: 150 - total flux cleaned = 0.000423833 Jy ! Component: 200 - total flux cleaned = 0.000463057 Jy ! Total flux subtracted in 200 components = 0.000463057 Jy ! Clean residual min=-0.000881 max=0.000855 Jy/beam ! Clean residual mean=0.000007 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0903063 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 77 components and 0.0903063 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=1.5 mas, bpa=-49.38 degrees ! Estimated noise=0.19703 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.51037e-05 Jy ! Component: 100 - total flux cleaned = -8.57699e-05 Jy ! Component: 150 - total flux cleaned = -0.000115563 Jy ! Component: 200 - total flux cleaned = -0.000115887 Jy ! Total flux subtracted in 200 components = -0.000115887 Jy ! Clean residual min=-0.000994 max=0.000896 Jy/beam ! Clean residual mean=0.000003 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0901904 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 95 components and 0.0901904 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=0.056925Jy sigma=1.183373 ! Fit after self-cal, rms=0.056911Jy sigma=1.183327 wmodel J1619+5256_X_map.mod ! Writing 95 model components to file: J1619+5256_X_map.mod wobs J1619+5256_X_uvs.fits ! Writing UV FITS file: J1619+5256_X_uvs.fits wwins J1619+5256_X_map.win ! wwins: Wrote 3 windows to J1619+5256_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 = -0.000178469 Jy ! Component: 100 - total flux cleaned = -0.00016326 Jy ! Component: 150 - total flux cleaned = -0.000148437 Jy ! Component: 200 - total flux cleaned = -0.000162178 Jy ! Component: 250 - total flux cleaned = -0.000202506 Jy ! Component: 300 - total flux cleaned = -0.000254333 Jy ! Component: 350 - total flux cleaned = -0.00033006 Jy ! Component: 400 - total flux cleaned = -0.000415963 Jy ! Component: 450 - total flux cleaned = -0.000475765 Jy ! Component: 500 - total flux cleaned = -0.000546181 Jy ! Component: 550 - total flux cleaned = -0.000626454 Jy ! Component: 600 - total flux cleaned = -0.000682883 Jy ! Component: 650 - total flux cleaned = -0.000771401 Jy ! Component: 700 - total flux cleaned = -0.000803909 Jy ! Component: 750 - total flux cleaned = -0.000889429 Jy ! Component: 800 - total flux cleaned = -0.000952533 Jy ! Component: 850 - total flux cleaned = -0.00101495 Jy ! Component: 900 - total flux cleaned = -0.0010764 Jy ! Component: 950 - total flux cleaned = -0.00117704 Jy ! Component: 1000 - total flux cleaned = -0.0012364 Jy ! Component: 1050 - total flux cleaned = -0.00127538 Jy ! Component: 1100 - total flux cleaned = -0.00133311 Jy ! Component: 1150 - total flux cleaned = -0.00139014 Jy ! Component: 1200 - total flux cleaned = -0.00146527 Jy ! Component: 1250 - total flux cleaned = -0.00151164 Jy ! Component: 1300 - total flux cleaned = -0.00153923 Jy ! Component: 1350 - total flux cleaned = -0.00160286 Jy ! Component: 1400 - total flux cleaned = -0.00162971 Jy ! Component: 1450 - total flux cleaned = -0.00165646 Jy ! Component: 1500 - total flux cleaned = -0.00170032 Jy ! Component: 1550 - total flux cleaned = -0.00170893 Jy ! Component: 1600 - total flux cleaned = -0.00174342 Jy ! Component: 1650 - total flux cleaned = -0.00176893 Jy ! Component: 1700 - total flux cleaned = -0.00178579 Jy ! Component: 1750 - total flux cleaned = -0.00178578 Jy ! Component: 1800 - total flux cleaned = -0.00181057 Jy ! Component: 1850 - total flux cleaned = -0.00182683 Jy ! Component: 1900 - total flux cleaned = -0.00183485 Jy ! Component: 1950 - total flux cleaned = -0.00183487 Jy ! Component: 2000 - total flux cleaned = -0.0018508 Jy ! Component: 2050 - total flux cleaned = -0.00185864 Jy ! Component: 2100 - total flux cleaned = -0.00185077 Jy ! Component: 2150 - total flux cleaned = -0.00188963 Jy ! Component: 2200 - total flux cleaned = -0.00188967 Jy ! Component: 2250 - total flux cleaned = -0.00191253 Jy ! Component: 2300 - total flux cleaned = -0.00191249 Jy ! Component: 2350 - total flux cleaned = -0.00191236 Jy ! Component: 2400 - total flux cleaned = -0.00191239 Jy ! Component: 2450 - total flux cleaned = -0.00189754 Jy ! Component: 2500 - total flux cleaned = -0.00189022 Jy ! Component: 2550 - total flux cleaned = -0.00191206 Jy ! Component: 2600 - total flux cleaned = -0.00188313 Jy ! Component: 2650 - total flux cleaned = -0.00191912 Jy ! Component: 2700 - total flux cleaned = -0.00192622 Jy ! Component: 2750 - total flux cleaned = -0.00191907 Jy ! Component: 2800 - total flux cleaned = -0.00191901 Jy ! Component: 2850 - total flux cleaned = -0.00191904 Jy ! Component: 2900 - total flux cleaned = -0.00193292 Jy ! Component: 2950 - total flux cleaned = -0.00191914 Jy ! Component: 3000 - total flux cleaned = -0.0019055 Jy ! Component: 3050 - total flux cleaned = -0.00190556 Jy ! Component: 3100 - total flux cleaned = -0.00192585 Jy ! Component: 3150 - total flux cleaned = -0.00192581 Jy ! Component: 3200 - total flux cleaned = -0.00191911 Jy ! Component: 3250 - total flux cleaned = -0.00193238 Jy ! Component: 3300 - total flux cleaned = -0.00190593 Jy ! Component: 3350 - total flux cleaned = -0.00191908 Jy ! Component: 3400 - total flux cleaned = -0.00191907 Jy ! Component: 3450 - total flux cleaned = -0.00192553 Jy ! Component: 3500 - total flux cleaned = -0.00190619 Jy ! Component: 3550 - total flux cleaned = -0.0019254 Jy ! Component: 3600 - total flux cleaned = -0.00191902 Jy ! Component: 3650 - total flux cleaned = -0.00193171 Jy ! Component: 3700 - total flux cleaned = -0.00193803 Jy ! Component: 3750 - total flux cleaned = -0.0019443 Jy ! Component: 3800 - total flux cleaned = -0.00193804 Jy ! Component: 3850 - total flux cleaned = -0.00193802 Jy ! Component: 3900 - total flux cleaned = -0.00194424 Jy ! Component: 3950 - total flux cleaned = -0.00195655 Jy ! Component: 4000 - total flux cleaned = -0.00193823 Jy ! Component: 4050 - total flux cleaned = -0.00195649 Jy ! Total flux subtracted in 4096 components = -0.00195648 Jy ! Clean residual min=-0.000380 max=0.000366 Jy/beam ! Clean residual mean=0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0882339 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 348 components and 0.088234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1619+5256_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.124 x 1.5 at -49.38 degrees (North through East) ! Clean map min=-0.00068181 max=0.066392 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1619+5256_X_map.fits wmodel /vlbi/uf001/uva//J1619+5256_X_map.mod ! Writing 348 model components to file: /vlbi/uf001/uva//J1619+5256_X_map.mod wobs /vlbi/uf001/uva//J1619+5256_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1619+5256_X_uvs.fits wwins /vlbi/uf001/uva//J1619+5256_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1619+5256_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0663922 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.9268e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.448552 0.448552 0.897105 1.79421 3.58842 7.17684 14.3537 28.7074 57.4147 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.066 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 668.818 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1619+5256_X_dfm.log closed on Mon Jan 14 03:39:27 2019