! Started logfile: /vlbi/uf001/uva//J0720+4737_X_dfm.log on Sun Jan 13 23:23:33 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//J0720+4737_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0720+4737_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.839766 visibilities/baseline/integration-bin. ! Found source: J0720+4737 ! ! 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 25848 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 J0720+4737_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 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.061190Jy sigma=24.003659 ! Fit after self-cal, rms=0.656167Jy sigma=14.617529 ! 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=0.7566 mas, bmaj=1.058 mas, bpa=3.848 degrees ! Estimated noise=0.392022 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 = 0.261423 Jy ! Component: 100 - total flux cleaned = 0.320293 Jy ! Total flux subtracted in 100 components = 0.320293 Jy ! Clean residual min=-0.013670 max=0.029321 Jy/beam ! Clean residual mean=0.000021 rms=0.003267 Jy/beam ! Combined flux in latest and established models = 0.320293 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.320293 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=0.106962Jy sigma=2.260718 ! Fit after self-cal, rms=0.106959Jy sigma=2.260018 ! Inverting map ! Added new window around map position (-1.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306394 Jy ! Component: 100 - total flux cleaned = 0.0509375 Jy ! Total flux subtracted in 100 components = 0.0509375 Jy ! Clean residual min=-0.012639 max=0.020021 Jy/beam ! Clean residual mean=0.000017 rms=0.002655 Jy/beam ! Combined flux in latest and established models = 0.371231 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.371231 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=0.091993Jy sigma=1.888754 ! Fit after self-cal, rms=0.091050Jy sigma=1.864632 ! Inverting map ! Added new window around map position (2, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193539 Jy ! Component: 100 - total flux cleaned = 0.0332568 Jy ! Total flux subtracted in 100 components = 0.0332568 Jy ! Clean residual min=-0.010391 max=0.011145 Jy/beam ! Clean residual mean=0.000014 rms=0.002269 Jy/beam ! Combined flux in latest and established models = 0.404487 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.404487 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=0.084487Jy sigma=1.711397 ! Fit after self-cal, rms=0.084426Jy sigma=1.710313 ! 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=0.9744 mas, bmaj=1.394 mas, bpa=5.952 degrees ! Estimated noise=0.200748 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 = 0.0170487 Jy ! Component: 100 - total flux cleaned = 0.0280005 Jy ! Component: 150 - total flux cleaned = 0.0358847 Jy ! Component: 200 - total flux cleaned = 0.0416752 Jy ! Total flux subtracted in 200 components = 0.0416752 Jy ! Clean residual min=-0.010608 max=0.009553 Jy/beam ! Clean residual mean=0.000008 rms=0.002206 Jy/beam ! Combined flux in latest and established models = 0.446163 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 54 components and 0.446163 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=0.080142Jy sigma=1.609500 ! Fit after self-cal, rms=0.080053Jy sigma=1.607669 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9744 x 1.394 at 5.952 degrees (North through East) ! Clean map min=-0.01042 max=0.33982 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.88 KP 1.00 ! LA 1.05 MK 1.12 NL 1.01 OV 0.93 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.87 KP 1.00 ! LA 1.02 MK 1.12 NL 1.00 OV 0.94 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.91 KP 0.99 ! LA 1.02 MK 1.12 NL 1.00 OV 0.94 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.88 KP 0.99 ! LA 1.03 MK 1.14 NL 1.00 OV 0.95 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.91 KP 1.00 ! LA 1.03 MK 1.11 NL 0.99 OV 0.93 ! PT 0.93 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.89 KP 0.98 ! LA 1.03 MK 1.13 NL 1.00 OV 0.95 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.89 KP 1.01 ! LA 1.03 MK 1.14 NL 1.01 OV 0.95 ! PT 0.92 SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.90 KP 1.00 ! LA 1.03 MK 1.12 NL 1.00 OV 0.94 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.89 KP 1.00 ! LA 1.02 MK 1.14 NL 1.02 OV 0.94 ! PT 0.92 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.91 KP 1.00 ! LA 1.04 MK 1.15 NL 1.00 OV 0.94 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.91 KP 1.01 ! LA 1.01 MK 1.10 NL 1.00 OV 0.94 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 0.88 KP 1.00 ! LA 1.03 MK 1.08 NL 1.01 OV 0.93 ! PT 0.93 SC 0.95 ! ! ! Fit before self-cal, rms=0.080053Jy sigma=1.607669 ! Fit after self-cal, rms=0.072242Jy sigma=1.450496 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9816 mas, bmaj=1.412 mas, bpa=7.261 degrees ! Estimated noise=0.198648 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 = 0.000410361 Jy ! Component: 100 - total flux cleaned = -0.000606153 Jy ! Component: 150 - total flux cleaned = -0.000949752 Jy ! Component: 200 - total flux cleaned = -0.00132686 Jy ! Total flux subtracted in 200 components = -0.00132686 Jy ! Clean residual min=-0.006742 max=0.006789 Jy/beam ! Clean residual mean=0.000002 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 0.444836 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 61 components and 0.444836 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=0.071473Jy sigma=1.441591 ! Fit after self-cal, rms=0.071430Jy sigma=1.440121 ! 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=0.071430Jy sigma=1.440121 ! Fit after self-cal, rms=0.069453Jy sigma=1.296657 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.973 mas, bmaj=1.417 mas, bpa=6.16 degrees ! Estimated noise=0.199873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111434 Jy ! Component: 100 - total flux cleaned = -0.00252999 Jy ! Component: 150 - total flux cleaned = -0.00330142 Jy ! Component: 200 - total flux cleaned = -0.00396629 Jy ! Total flux subtracted in 200 components = -0.00396629 Jy ! Clean residual min=-0.003469 max=0.003804 Jy/beam ! Clean residual mean=-0.000006 rms=0.000785 Jy/beam ! Combined flux in latest and established models = 0.44087 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 76 components and 0.44087 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=0.068905Jy sigma=1.280390 ! Fit after self-cal, rms=0.068958Jy sigma=1.279652 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 (-8.2, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00389328 Jy ! Component: 100 - total flux cleaned = 0.00500661 Jy ! Component: 150 - total flux cleaned = 0.00509394 Jy ! Component: 200 - total flux cleaned = 0.00501565 Jy ! Total flux subtracted in 200 components = 0.00501565 Jy ! Clean residual min=-0.003038 max=0.003650 Jy/beam ! Clean residual mean=-0.000002 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.445885 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 0.445885 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=0.068646Jy sigma=1.271103 ! Fit after self-cal, rms=0.068620Jy sigma=1.270616 ! Inverting map ! Added new window around map position (-6, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232795 Jy ! Component: 100 - total flux cleaned = 0.00337857 Jy ! Component: 150 - total flux cleaned = 0.0040497 Jy ! Component: 200 - total flux cleaned = 0.0044208 Jy ! Total flux subtracted in 200 components = 0.0044208 Jy ! Clean residual min=-0.002983 max=0.003119 Jy/beam ! Clean residual mean=-0.000001 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.450306 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 98 components and 0.450306 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=0.068338Jy sigma=1.264159 ! Fit after self-cal, rms=0.068331Jy sigma=1.263957 ! Inverting map ! Added new window around map position (14.8, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00145259 Jy ! Component: 100 - total flux cleaned = 0.00221063 Jy ! Component: 150 - total flux cleaned = 0.00262247 Jy ! Component: 200 - total flux cleaned = 0.00281127 Jy ! Total flux subtracted in 200 components = 0.00281127 Jy ! Clean residual min=-0.002949 max=0.002911 Jy/beam ! Clean residual mean=0.000000 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.453117 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 110 components and 0.453117 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=0.068158Jy sigma=1.259243 ! Fit after self-cal, rms=0.068157Jy sigma=1.259126 ! Inverting map ! Added new window around map position (-4, 26.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00283802 Jy ! Component: 100 - total flux cleaned = 0.00338678 Jy ! Component: 150 - total flux cleaned = 0.00351306 Jy ! Component: 200 - total flux cleaned = 0.00357309 Jy ! Total flux subtracted in 200 components = 0.00357309 Jy ! Clean residual min=-0.002686 max=0.002491 Jy/beam ! Clean residual mean=-0.000001 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.45669 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 130 components and 0.45669 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=0.067997Jy sigma=1.254673 ! Fit after self-cal, rms=0.067995Jy sigma=1.254574 ! 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=0.067995Jy sigma=1.254574 ! Fit after self-cal, rms=0.068786Jy sigma=1.250657 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9691 mas, bmaj=1.416 mas, bpa=5.922 degrees ! Estimated noise=0.199802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00125345 Jy ! Component: 100 - total flux cleaned = -0.0018867 Jy ! Component: 150 - total flux cleaned = -0.00207765 Jy ! Component: 200 - total flux cleaned = -0.00219136 Jy ! Total flux subtracted in 200 components = -0.00219136 Jy ! Clean residual min=-0.002408 max=0.002335 Jy/beam ! Clean residual mean=-0.000001 rms=0.000499 Jy/beam ! Combined flux in latest and established models = 0.454499 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 137 components and 0.454499 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=0.068612Jy sigma=1.246287 ! Fit after self-cal, rms=0.068617Jy sigma=1.246196 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 = 6.8811e-05 Jy ! Component: 100 - total flux cleaned = 1.6564e-05 Jy ! Component: 150 - total flux cleaned = -7.88741e-05 Jy ! Component: 200 - total flux cleaned = -0.000123668 Jy ! Total flux subtracted in 200 components = -0.000123668 Jy ! Clean residual min=-0.002331 max=0.002182 Jy/beam ! Clean residual mean=-0.000002 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.454375 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 143 components and 0.454375 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=0.068552Jy sigma=1.244388 ! Fit after self-cal, rms=0.068547Jy sigma=1.244337 ! 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=0.068547Jy sigma=1.244337 ! Fit after self-cal, rms=0.068979Jy sigma=1.243317 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.304 mas, bmaj=2.491 mas, bpa=-5.806 degrees ! Estimated noise=0.250694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00195331 Jy ! Component: 100 - total flux cleaned = -0.00237319 Jy ! Component: 150 - total flux cleaned = -0.00233468 Jy ! Component: 200 - total flux cleaned = -0.00222463 Jy ! Total flux subtracted in 200 components = -0.00222463 Jy ! Clean residual min=-0.002047 max=0.002218 Jy/beam ! Clean residual mean=-0.000005 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.452151 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 157 components and 0.452151 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=0.068921Jy sigma=1.241908 ! Fit after self-cal, rms=0.068923Jy sigma=1.241812 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 (-4.4, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00135297 Jy ! Component: 100 - total flux cleaned = 0.00152837 Jy ! Component: 150 - total flux cleaned = 0.00139216 Jy ! Component: 200 - total flux cleaned = 0.00139007 Jy ! Total flux subtracted in 200 components = 0.00139007 Jy ! Clean residual min=-0.001964 max=0.001645 Jy/beam ! Clean residual mean=-0.000005 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.453541 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 178 components and 0.453541 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=0.068862Jy sigma=1.240020 ! Fit after self-cal, rms=0.068856Jy sigma=1.239902 ! 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=0.9673 mas, bmaj=1.415 mas, bpa=5.842 degrees ! Estimated noise=0.199812 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9673 x 1.415 at 5.842 degrees (North through East) ! Clean map min=-0.002381 max=0.33922 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=0.75 mas, bmaj=1.077 mas, bpa=4.243 degrees ! Estimated noise=0.390464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.259993 Jy ! Component: 100 - total flux cleaned = 0.323284 Jy ! Component: 150 - total flux cleaned = 0.354796 Jy ! Component: 200 - total flux cleaned = 0.374566 Jy ! Total flux subtracted in 200 components = 0.374566 Jy ! Clean residual min=-0.005252 max=0.010609 Jy/beam ! Clean residual mean=0.000005 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.374566 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.374566 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9673 mas, bmaj=1.415 mas, bpa=5.842 degrees ! Estimated noise=0.199812 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 = 0.0211116 Jy ! Component: 100 - total flux cleaned = 0.0327078 Jy ! Component: 150 - total flux cleaned = 0.0400358 Jy ! Component: 200 - total flux cleaned = 0.0452231 Jy ! Total flux subtracted in 200 components = 0.0452231 Jy ! Clean residual min=-0.002513 max=0.003133 Jy/beam ! Clean residual mean=-0.000005 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.419789 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 51 components and 0.419789 Jy ! Inverting map ! Added new window around map position (2, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00415326 Jy ! Component: 100 - total flux cleaned = 0.00763308 Jy ! Component: 150 - total flux cleaned = 0.0105255 Jy ! Component: 200 - total flux cleaned = 0.0128602 Jy ! Total flux subtracted in 200 components = 0.0128602 Jy ! Clean residual min=-0.002076 max=0.002330 Jy/beam ! Clean residual mean=-0.000004 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.432649 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 94 components and 0.432649 Jy ! Inverting map ! Added new window around map position (2, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00236041 Jy ! Component: 100 - total flux cleaned = 0.00421068 Jy ! Component: 150 - total flux cleaned = 0.00590061 Jy ! Component: 200 - total flux cleaned = 0.00717441 Jy ! Total flux subtracted in 200 components = 0.00717441 Jy ! Clean residual min=-0.001863 max=0.001987 Jy/beam ! Clean residual mean=-0.000005 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.439824 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 119 components and 0.439824 Jy ! Inverting map ! Added new window around map position (4, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155996 Jy ! Component: 100 - total flux cleaned = 0.00243956 Jy ! Component: 150 - total flux cleaned = 0.00332922 Jy ! Component: 200 - total flux cleaned = 0.00405293 Jy ! Total flux subtracted in 200 components = 0.00405293 Jy ! Clean residual min=-0.001736 max=0.001705 Jy/beam ! Clean residual mean=-0.000005 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.443877 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 143 components and 0.443877 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=2.304 mas, bmaj=2.491 mas, bpa=-5.806 degrees ! Estimated noise=0.250694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208734 Jy ! Component: 100 - total flux cleaned = 0.00366764 Jy ! Component: 150 - total flux cleaned = 0.00485033 Jy ! Component: 200 - total flux cleaned = 0.00589819 Jy ! Total flux subtracted in 200 components = 0.00589819 Jy ! Clean residual min=-0.001896 max=0.001660 Jy/beam ! Clean residual mean=-0.000011 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.449775 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 = 0.000938638 Jy ! Component: 100 - total flux cleaned = 0.0016292 Jy ! Component: 150 - total flux cleaned = 0.00219188 Jy ! Component: 200 - total flux cleaned = 0.0026449 Jy ! Total flux subtracted in 200 components = 0.0026449 Jy ! Clean residual min=-0.001737 max=0.001603 Jy/beam ! Clean residual mean=-0.000011 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.45242 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 214 components and 0.45242 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9673 mas, bmaj=1.415 mas, bpa=5.842 degrees ! Estimated noise=0.199812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000655965 Jy ! Component: 100 - total flux cleaned = -0.000709901 Jy ! Component: 150 - total flux cleaned = -0.000618363 Jy ! Component: 200 - total flux cleaned = -0.000487973 Jy ! Total flux subtracted in 200 components = -0.000487973 Jy ! Clean residual min=-0.001571 max=0.001482 Jy/beam ! Clean residual mean=-0.000005 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.451932 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 238 components and 0.451932 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=0.068736Jy sigma=1.234638 ! Fit after self-cal, rms=0.068710Jy sigma=1.234256 wmodel J0720+4737_X_map.mod ! Writing 238 model components to file: J0720+4737_X_map.mod wobs J0720+4737_X_uvs.fits ! Writing UV FITS file: J0720+4737_X_uvs.fits wwins J0720+4737_X_map.win ! wwins: Wrote 11 windows to J0720+4737_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 = -2.3678e-06 Jy ! Component: 100 - total flux cleaned = -8.42767e-05 Jy ! Component: 150 - total flux cleaned = -0.000187439 Jy ! Component: 200 - total flux cleaned = -0.000187544 Jy ! Component: 250 - total flux cleaned = -0.00021142 Jy ! Component: 300 - total flux cleaned = -0.000234876 Jy ! Component: 350 - total flux cleaned = -0.000258286 Jy ! Component: 400 - total flux cleaned = -0.000281276 Jy ! Component: 450 - total flux cleaned = -0.000370474 Jy ! Component: 500 - total flux cleaned = -0.000391691 Jy ! Component: 550 - total flux cleaned = -0.000412555 Jy ! Component: 600 - total flux cleaned = -0.000454924 Jy ! Component: 650 - total flux cleaned = -0.000537645 Jy ! Component: 700 - total flux cleaned = -0.000537334 Jy ! Component: 750 - total flux cleaned = -0.000537686 Jy ! Component: 800 - total flux cleaned = -0.000597435 Jy ! Component: 850 - total flux cleaned = -0.000597614 Jy ! Component: 900 - total flux cleaned = -0.000655845 Jy ! Component: 950 - total flux cleaned = -0.000693863 Jy ! Component: 1000 - total flux cleaned = -0.000750429 Jy ! Component: 1050 - total flux cleaned = -0.000824485 Jy ! Component: 1100 - total flux cleaned = -0.000897758 Jy ! Component: 1150 - total flux cleaned = -0.000934051 Jy ! Component: 1200 - total flux cleaned = -0.00100554 Jy ! Component: 1250 - total flux cleaned = -0.00109367 Jy ! Component: 1300 - total flux cleaned = -0.0011461 Jy ! Component: 1350 - total flux cleaned = -0.00118046 Jy ! Component: 1400 - total flux cleaned = -0.00126568 Jy ! Component: 1450 - total flux cleaned = -0.00128249 Jy ! Component: 1500 - total flux cleaned = -0.00138257 Jy ! Component: 1550 - total flux cleaned = -0.00146528 Jy ! Component: 1600 - total flux cleaned = -0.00149782 Jy ! Component: 1650 - total flux cleaned = -0.00159467 Jy ! Component: 1700 - total flux cleaned = -0.0017062 Jy ! Component: 1750 - total flux cleaned = -0.00173759 Jy ! Component: 1800 - total flux cleaned = -0.00180012 Jy ! Component: 1850 - total flux cleaned = -0.00183111 Jy ! Component: 1900 - total flux cleaned = -0.00187703 Jy ! Component: 1950 - total flux cleaned = -0.00202886 Jy ! Component: 2000 - total flux cleaned = -0.00205879 Jy ! Component: 2050 - total flux cleaned = -0.00207375 Jy ! Component: 2100 - total flux cleaned = -0.0021181 Jy ! Component: 2150 - total flux cleaned = -0.00217691 Jy ! Component: 2200 - total flux cleaned = -0.0022058 Jy ! Component: 2250 - total flux cleaned = -0.00229184 Jy ! Component: 2300 - total flux cleaned = -0.00230615 Jy ! Component: 2350 - total flux cleaned = -0.00240518 Jy ! Component: 2400 - total flux cleaned = -0.00247511 Jy ! Component: 2450 - total flux cleaned = -0.00250284 Jy ! Component: 2500 - total flux cleaned = -0.00255807 Jy ! Component: 2550 - total flux cleaned = -0.00262663 Jy ! Component: 2600 - total flux cleaned = -0.00270802 Jy ! Component: 2650 - total flux cleaned = -0.00276189 Jy ! Component: 2700 - total flux cleaned = -0.00280202 Jy ! Component: 2750 - total flux cleaned = -0.00285504 Jy ! Component: 2800 - total flux cleaned = -0.00289459 Jy ! Component: 2850 - total flux cleaned = -0.00293394 Jy ! Component: 2900 - total flux cleaned = -0.00297279 Jy ! Component: 2950 - total flux cleaned = -0.00302449 Jy ! Component: 3000 - total flux cleaned = -0.0031268 Jy ! Component: 3050 - total flux cleaned = -0.00321564 Jy ! Component: 3100 - total flux cleaned = -0.00320286 Jy ! Component: 3150 - total flux cleaned = -0.00325307 Jy ! Component: 3200 - total flux cleaned = -0.00329041 Jy ! Component: 3250 - total flux cleaned = -0.00333979 Jy ! Component: 3300 - total flux cleaned = -0.00342586 Jy ! Component: 3350 - total flux cleaned = -0.00343805 Jy ! Component: 3400 - total flux cleaned = -0.00347447 Jy ! Component: 3450 - total flux cleaned = -0.00348648 Jy ! Component: 3500 - total flux cleaned = -0.00354644 Jy ! Component: 3550 - total flux cleaned = -0.00360597 Jy ! Component: 3600 - total flux cleaned = -0.00362961 Jy ! Component: 3650 - total flux cleaned = -0.0036883 Jy ! Component: 3700 - total flux cleaned = -0.00373497 Jy ! Component: 3750 - total flux cleaned = -0.00376971 Jy ! Component: 3800 - total flux cleaned = -0.00378119 Jy ! Component: 3850 - total flux cleaned = -0.00381563 Jy ! Component: 3900 - total flux cleaned = -0.00388397 Jy ! Component: 3950 - total flux cleaned = -0.00394063 Jy ! Component: 4000 - total flux cleaned = -0.00394057 Jy ! Component: 4050 - total flux cleaned = -0.00397419 Jy ! Total flux subtracted in 4096 components = -0.00398536 Jy ! Clean residual min=-0.000705 max=0.000615 Jy/beam ! Clean residual mean=-0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.447946 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 543 components and 0.447946 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0720+4737_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9673 x 1.415 at 5.842 degrees (North through East) ! Clean map min=-0.0012905 max=0.34118 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0720+4737_X_map.fits wmodel /vlbi/uf001/uva//J0720+4737_X_map.mod ! Writing 543 model components to file: /vlbi/uf001/uva//J0720+4737_X_map.mod wobs /vlbi/uf001/uva//J0720+4737_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0720+4737_X_uvs.fits wwins /vlbi/uf001/uva//J0720+4737_X_map.win ! wwins: Wrote 12 windows to /vlbi/uf001/uva//J0720+4737_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.341175 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000188124 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.16542 0.16542 0.33084 0.66168 1.32336 2.64672 5.29344 10.5869 21.1738 42.3475 84.6951 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.341 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1813.56 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0720+4737_X_dfm.log closed on Sun Jan 13 23:23:40 2019