! Started logfile: /vlbi/uf001/uva//J1926+7706_X_dfm.log on Mon Jan 14 05:04:11 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//J1926+7706_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1926+7706_X_uva.fits ! AN table 1: 56 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.91627 visibilities/baseline/integration-bin. ! Found source: J1926+7706 ! ! 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 27708 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 J1926+7706_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 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015403Jy sigma=21.805016 ! Fit after self-cal, rms=0.837743Jy sigma=17.980913 ! 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=0.7965 mas, bmaj=0.8575 mas, bpa=85.94 degrees ! Estimated noise=0.39746 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 = 0.124499 Jy ! Component: 100 - total flux cleaned = 0.152371 Jy ! Total flux subtracted in 100 components = 0.152371 Jy ! Clean residual min=-0.004185 max=0.009252 Jy/beam ! Clean residual mean=0.000006 rms=0.000915 Jy/beam ! Combined flux in latest and established models = 0.152371 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.152371 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=0.066843Jy sigma=1.340458 ! Fit after self-cal, rms=0.066834Jy sigma=1.340225 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00980824 Jy ! Component: 100 - total flux cleaned = 0.0148554 Jy ! Total flux subtracted in 100 components = 0.0148554 Jy ! Clean residual min=-0.003518 max=0.008086 Jy/beam ! Clean residual mean=0.000004 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.167227 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.167227 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=0.064866Jy sigma=1.296729 ! Fit after self-cal, rms=0.064868Jy sigma=1.296563 ! Inverting map ! Added new window around map position (2.2, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712355 Jy ! Component: 100 - total flux cleaned = 0.0106537 Jy ! Total flux subtracted in 100 components = 0.0106537 Jy ! Clean residual min=-0.003381 max=0.004769 Jy/beam ! Clean residual mean=0.000003 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.17788 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 21 components and 0.17788 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=0.063848Jy sigma=1.271670 ! Fit after self-cal, rms=0.063776Jy sigma=1.270194 ! Inverting map ! Added new window around map position (1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00412582 Jy ! Component: 100 - total flux cleaned = 0.0067392 Jy ! Total flux subtracted in 100 components = 0.0067392 Jy ! Clean residual min=-0.003343 max=0.004126 Jy/beam ! Clean residual mean=0.000002 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.184619 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 25 components and 0.184619 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=0.063407Jy sigma=1.261244 ! Fit after self-cal, rms=0.063383Jy sigma=1.260706 ! 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=1.05 mas, bmaj=1.102 mas, bpa=88.06 degrees ! Estimated noise=0.218326 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 (3.6, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00486297 Jy ! Component: 100 - total flux cleaned = 0.0080675 Jy ! Component: 150 - total flux cleaned = 0.0104773 Jy ! Component: 200 - total flux cleaned = 0.0123391 Jy ! Total flux subtracted in 200 components = 0.0123391 Jy ! Clean residual min=-0.003055 max=0.003796 Jy/beam ! Clean residual mean=0.000002 rms=0.000628 Jy/beam ! Combined flux in latest and established models = 0.196959 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 45 components and 0.196959 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=0.062940Jy sigma=1.249897 ! Fit after self-cal, rms=0.062909Jy sigma=1.249390 ! Inverting map ! Added new window around map position (-2.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330428 Jy ! Component: 100 - total flux cleaned = 0.00527437 Jy ! Component: 150 - total flux cleaned = 0.00634092 Jy ! Component: 200 - total flux cleaned = 0.007099 Jy ! Total flux subtracted in 200 components = 0.007099 Jy ! Clean residual min=-0.003134 max=0.002807 Jy/beam ! Clean residual mean=0.000002 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.204058 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 63 components and 0.204057 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=0.062713Jy sigma=1.244411 ! Fit after self-cal, rms=0.062704Jy sigma=1.244190 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.05 x 1.102 at 88.06 degrees (North through East) ! Clean map min=-0.0029121 max=0.16145 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 1.00 KP 1.03 ! LA 1.01 MK 1.01 NL 1.07 OV 0.91 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.97 KP 1.03 ! LA 1.02 MK 0.99 NL 1.08 OV 0.95 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.99 KP 1.02 ! LA 1.01 MK 0.99 NL 1.11 OV 0.95 ! PT 0.95 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.95 KP 1.02 ! LA 1.00 MK 1.04 NL 1.07 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.99 KP 1.01 ! LA 1.02 MK 1.03 NL 1.09 OV 0.90 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.98 KP 1.02 ! LA 1.02 MK 1.03 NL 1.09 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.00 KP 0.99 ! LA 1.01 MK 1.01 NL 1.08 OV 0.93 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 0.99 ! LA 1.00 MK 1.03 NL 1.08 OV 0.94 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.98 KP 1.00 ! LA 1.04 MK 1.04 NL 1.11 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.97 KP 1.03 ! LA 1.01 MK 1.03 NL 1.08 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 0.94 KP 1.03 ! LA 1.01 MK 1.02 NL 1.09 OV 0.93 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.02 HN 0.99 KP 0.99 ! LA 1.00 MK 1.01 NL 1.08 OV 0.92 ! PT 0.96 SC 0.94 ! ! ! Fit before self-cal, rms=0.062704Jy sigma=1.244190 ! Fit after self-cal, rms=0.061399Jy sigma=1.220881 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.05 mas, bmaj=1.101 mas, bpa=87.6 degrees ! Estimated noise=0.219054 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 = -0.00205091 Jy ! Component: 100 - total flux cleaned = -0.00284332 Jy ! Component: 150 - total flux cleaned = -0.00312734 Jy ! Component: 200 - total flux cleaned = -0.0032886 Jy ! Total flux subtracted in 200 components = -0.0032886 Jy ! Clean residual min=-0.001516 max=0.001443 Jy/beam ! Clean residual mean=0.000000 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.200769 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.200769 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=0.061303Jy sigma=1.218693 ! Fit after self-cal, rms=0.061312Jy sigma=1.218489 ! 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=0.061312Jy sigma=1.218489 ! Fit after self-cal, rms=0.061541Jy sigma=1.210971 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=1.104 mas, bpa=88.2 degrees ! Estimated noise=0.219357 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00130737 Jy ! Component: 100 - total flux cleaned = -0.00171881 Jy ! Component: 150 - total flux cleaned = -0.0019396 Jy ! Component: 200 - total flux cleaned = -0.00205155 Jy ! Total flux subtracted in 200 components = -0.00205155 Jy ! Clean residual min=-0.001134 max=0.001201 Jy/beam ! Clean residual mean=-0.000001 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.198717 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.198717 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=0.061497Jy sigma=1.210072 ! Fit after self-cal, rms=0.061506Jy sigma=1.209989 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 (30.6, 49.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00074937 Jy ! Component: 100 - total flux cleaned = 0.000698611 Jy ! Component: 150 - total flux cleaned = 0.000627452 Jy ! Component: 200 - total flux cleaned = 0.000627923 Jy ! Total flux subtracted in 200 components = 0.000627923 Jy ! Clean residual min=-0.001104 max=0.001137 Jy/beam ! Clean residual mean=-0.000002 rms=0.000265 Jy/beam ! Combined flux in latest and established models = 0.199345 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 106 components and 0.199345 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=0.061479Jy sigma=1.209450 ! Fit after self-cal, rms=0.061478Jy sigma=1.209421 ! Inverting map ! Added new window around map position (42.8, -48). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000642255 Jy ! Component: 100 - total flux cleaned = 0.000721959 Jy ! Component: 150 - total flux cleaned = 0.000861131 Jy ! Component: 200 - total flux cleaned = 0.000882414 Jy ! Total flux subtracted in 200 components = 0.000882414 Jy ! Clean residual min=-0.001103 max=0.001052 Jy/beam ! Clean residual mean=-0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.200228 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 0.200228 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=0.061452Jy sigma=1.208888 ! Fit after self-cal, rms=0.061451Jy sigma=1.208874 ! 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=0.061451Jy sigma=1.208874 ! Fit after self-cal, rms=0.061355Jy sigma=1.208600 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=1.103 mas, bpa=88.24 degrees ! Estimated noise=0.219258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000812076 Jy ! Component: 100 - total flux cleaned = -0.00099717 Jy ! Component: 150 - total flux cleaned = -0.00104263 Jy ! Component: 200 - total flux cleaned = -0.00108578 Jy ! Total flux subtracted in 200 components = -0.00108578 Jy ! Clean residual min=-0.001053 max=0.001002 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.199142 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 123 components and 0.199142 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=0.061334Jy sigma=1.208175 ! Fit after self-cal, rms=0.061333Jy sigma=1.208161 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 = -6.6046e-05 Jy ! Component: 100 - total flux cleaned = -0.000125254 Jy ! Component: 150 - total flux cleaned = -0.000162662 Jy ! Component: 200 - total flux cleaned = -0.000216667 Jy ! Total flux subtracted in 200 components = -0.000216667 Jy ! Clean residual min=-0.001040 max=0.001004 Jy/beam ! Clean residual mean=-0.000001 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.198925 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 130 components and 0.198925 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=0.061321Jy sigma=1.207948 ! Fit after self-cal, rms=0.061321Jy sigma=1.207942 ! 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=0.061321Jy sigma=1.207942 ! Fit after self-cal, rms=0.061267Jy sigma=1.207846 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.477 mas, bmaj=2.581 mas, bpa=61.6 degrees ! Estimated noise=0.284222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000588628 Jy ! Component: 100 - total flux cleaned = -0.000732816 Jy ! Component: 150 - total flux cleaned = -0.000780093 Jy ! Component: 200 - total flux cleaned = -0.00081821 Jy ! Total flux subtracted in 200 components = -0.00081821 Jy ! Clean residual min=-0.001130 max=0.001091 Jy/beam ! Clean residual mean=-0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.198107 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 140 components and 0.198107 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=0.061262Jy sigma=1.207731 ! Fit after self-cal, rms=0.061261Jy sigma=1.207713 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121616 Jy ! Component: 100 - total flux cleaned = -0.000110555 Jy ! Component: 150 - total flux cleaned = -0.000100606 Jy ! Component: 200 - total flux cleaned = -0.000109993 Jy ! Total flux subtracted in 200 components = -0.000109993 Jy ! Clean residual min=-0.001115 max=0.001067 Jy/beam ! Clean residual mean=-0.000003 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.197997 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 153 components and 0.197997 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=0.061259Jy sigma=1.207676 ! Fit after self-cal, rms=0.061258Jy sigma=1.207667 ! 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=1.046 mas, bmaj=1.103 mas, bpa=88.25 degrees ! Estimated noise=0.219172 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.046 x 1.103 at 88.25 degrees (North through East) ! Clean map min=-0.00086516 max=0.16243 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=0.7925 mas, bmaj=0.8592 mas, bpa=86.02 degrees ! Estimated noise=0.398795 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.124837 Jy ! Component: 100 - total flux cleaned = 0.152944 Jy ! Component: 150 - total flux cleaned = 0.163113 Jy ! Component: 200 - total flux cleaned = 0.169307 Jy ! Total flux subtracted in 200 components = 0.169307 Jy ! Clean residual min=-0.002045 max=0.003370 Jy/beam ! Clean residual mean=0.000002 rms=0.000513 Jy/beam ! Combined flux in latest and established models = 0.169307 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.169307 Jy ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=1.103 mas, bpa=88.25 degrees ! Estimated noise=0.219172 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 = 0.006979 Jy ! Component: 100 - total flux cleaned = 0.0116302 Jy ! Component: 150 - total flux cleaned = 0.014949 Jy ! Component: 200 - total flux cleaned = 0.0174189 Jy ! Total flux subtracted in 200 components = 0.0174189 Jy ! Clean residual min=-0.001224 max=0.001653 Jy/beam ! Clean residual mean=-0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.186726 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 44 components and 0.186726 Jy ! Inverting map ! Added new window around map position (1.6, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200613 Jy ! Component: 100 - total flux cleaned = 0.00361483 Jy ! Component: 150 - total flux cleaned = 0.00495707 Jy ! Component: 200 - total flux cleaned = 0.00592964 Jy ! Total flux subtracted in 200 components = 0.00592964 Jy ! Clean residual min=-0.001066 max=0.001083 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.192656 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 69 components and 0.192656 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=2.477 mas, bmaj=2.581 mas, bpa=61.6 degrees ! Estimated noise=0.284222 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164388 Jy ! Component: 100 - total flux cleaned = 0.00265248 Jy ! Component: 150 - total flux cleaned = 0.00337548 Jy ! Component: 200 - total flux cleaned = 0.00394248 Jy ! Total flux subtracted in 200 components = 0.00394248 Jy ! Clean residual min=-0.001201 max=0.001122 Jy/beam ! Clean residual mean=-0.000003 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.196598 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 = 0.000438085 Jy ! Component: 100 - total flux cleaned = 0.000668939 Jy ! Component: 150 - total flux cleaned = 0.000830322 Jy ! Component: 200 - total flux cleaned = 0.000988864 Jy ! Total flux subtracted in 200 components = 0.000988864 Jy ! Clean residual min=-0.001174 max=0.001107 Jy/beam ! Clean residual mean=-0.000004 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.197587 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 119 components and 0.197587 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.046 mas, bmaj=1.103 mas, bpa=88.25 degrees ! Estimated noise=0.219172 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000276277 Jy ! Component: 100 - total flux cleaned = -0.000277248 Jy ! Component: 150 - total flux cleaned = -0.000253192 Jy ! Component: 200 - total flux cleaned = -0.000231004 Jy ! Total flux subtracted in 200 components = -0.000231004 Jy ! Clean residual min=-0.001008 max=0.000973 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.197356 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 140 components and 0.197356 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=0.061265Jy sigma=1.207769 ! Fit after self-cal, rms=0.061261Jy sigma=1.207696 wmodel J1926+7706_X_map.mod ! Writing 140 model components to file: J1926+7706_X_map.mod wobs J1926+7706_X_uvs.fits ! Writing UV FITS file: J1926+7706_X_uvs.fits wwins J1926+7706_X_map.win ! wwins: Wrote 8 windows to J1926+7706_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 = -9.59126e-05 Jy ! Component: 100 - total flux cleaned = -0.000149523 Jy ! Component: 150 - total flux cleaned = -0.000184657 Jy ! Component: 200 - total flux cleaned = -0.000235857 Jy ! Component: 250 - total flux cleaned = -0.000302629 Jy ! Component: 300 - total flux cleaned = -0.000367959 Jy ! Component: 350 - total flux cleaned = -0.000479925 Jy ! Component: 400 - total flux cleaned = -0.000527171 Jy ! Component: 450 - total flux cleaned = -0.000589508 Jy ! Component: 500 - total flux cleaned = -0.000696758 Jy ! Component: 550 - total flux cleaned = -0.000787554 Jy ! Component: 600 - total flux cleaned = -0.000862311 Jy ! Component: 650 - total flux cleaned = -0.000965886 Jy ! Component: 700 - total flux cleaned = -0.00111168 Jy ! Component: 750 - total flux cleaned = -0.00125581 Jy ! Component: 800 - total flux cleaned = -0.00132722 Jy ! Component: 850 - total flux cleaned = -0.00146839 Jy ! Component: 900 - total flux cleaned = -0.00156618 Jy ! Component: 950 - total flux cleaned = -0.00163513 Jy ! Component: 1000 - total flux cleaned = -0.00164903 Jy ! Component: 1050 - total flux cleaned = -0.00174425 Jy ! Component: 1100 - total flux cleaned = -0.00182504 Jy ! Component: 1150 - total flux cleaned = -0.00186516 Jy ! Component: 1200 - total flux cleaned = -0.00189171 Jy ! Component: 1250 - total flux cleaned = -0.00195745 Jy ! Component: 1300 - total flux cleaned = -0.00198354 Jy ! Component: 1350 - total flux cleaned = -0.00204802 Jy ! Component: 1400 - total flux cleaned = -0.00211193 Jy ! Component: 1450 - total flux cleaned = -0.00214997 Jy ! Component: 1500 - total flux cleaned = -0.00212461 Jy ! Component: 1550 - total flux cleaned = -0.00216235 Jy ! Component: 1600 - total flux cleaned = -0.00223713 Jy ! Component: 1650 - total flux cleaned = -0.0022369 Jy ! Component: 1700 - total flux cleaned = -0.00227359 Jy ! Component: 1750 - total flux cleaned = -0.00229811 Jy ! Component: 1800 - total flux cleaned = -0.00231021 Jy ! Component: 1850 - total flux cleaned = -0.00232219 Jy ! Component: 1900 - total flux cleaned = -0.00235818 Jy ! Component: 1950 - total flux cleaned = -0.00235813 Jy ! Component: 2000 - total flux cleaned = -0.00234627 Jy ! Component: 2050 - total flux cleaned = -0.0023463 Jy ! Component: 2100 - total flux cleaned = -0.00240457 Jy ! Component: 2150 - total flux cleaned = -0.00238148 Jy ! Component: 2200 - total flux cleaned = -0.00236996 Jy ! Component: 2250 - total flux cleaned = -0.00238137 Jy ! Component: 2300 - total flux cleaned = -0.00239275 Jy ! Component: 2350 - total flux cleaned = -0.00239269 Jy ! Component: 2400 - total flux cleaned = -0.00241529 Jy ! Component: 2450 - total flux cleaned = -0.00238179 Jy ! Component: 2500 - total flux cleaned = -0.00241512 Jy ! Component: 2550 - total flux cleaned = -0.00240408 Jy ! Component: 2600 - total flux cleaned = -0.00237116 Jy ! Component: 2650 - total flux cleaned = -0.0023821 Jy ! Component: 2700 - total flux cleaned = -0.00237124 Jy ! Component: 2750 - total flux cleaned = -0.00240358 Jy ! Component: 2800 - total flux cleaned = -0.002339 Jy ! Component: 2850 - total flux cleaned = -0.00236041 Jy ! Component: 2900 - total flux cleaned = -0.00236052 Jy ! Component: 2950 - total flux cleaned = -0.00236058 Jy ! Component: 3000 - total flux cleaned = -0.00233954 Jy ! Component: 3050 - total flux cleaned = -0.00235004 Jy ! Component: 3100 - total flux cleaned = -0.00232914 Jy ! Component: 3150 - total flux cleaned = -0.00233948 Jy ! Component: 3200 - total flux cleaned = -0.00234982 Jy ! Component: 3250 - total flux cleaned = -0.00232925 Jy ! Component: 3300 - total flux cleaned = -0.0023088 Jy ! Component: 3350 - total flux cleaned = -0.00232906 Jy ! Component: 3400 - total flux cleaned = -0.00235944 Jy ! Component: 3450 - total flux cleaned = -0.00232923 Jy ! Component: 3500 - total flux cleaned = -0.00232921 Jy ! Component: 3550 - total flux cleaned = -0.0023692 Jy ! Component: 3600 - total flux cleaned = -0.00232942 Jy ! Component: 3650 - total flux cleaned = -0.00229975 Jy ! Component: 3700 - total flux cleaned = -0.00229974 Jy ! Component: 3750 - total flux cleaned = -0.00226051 Jy ! Component: 3800 - total flux cleaned = -0.0022899 Jy ! Component: 3850 - total flux cleaned = -0.00224131 Jy ! Component: 3900 - total flux cleaned = -0.00227024 Jy ! Component: 3950 - total flux cleaned = -0.00224135 Jy ! Component: 4000 - total flux cleaned = -0.00218379 Jy ! Component: 4050 - total flux cleaned = -0.00217424 Jy ! Total flux subtracted in 4096 components = -0.00212664 Jy ! Clean residual min=-0.000523 max=0.000561 Jy/beam ! Clean residual mean=-0.000000 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.195229 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 478 components and 0.19523 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1926+7706_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.046 x 1.103 at 88.25 degrees (North through East) ! Clean map min=-0.00083584 max=0.16287 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1926+7706_X_map.fits wmodel /vlbi/uf001/uva//J1926+7706_X_map.mod ! Writing 478 model components to file: /vlbi/uf001/uva//J1926+7706_X_map.mod wobs /vlbi/uf001/uva//J1926+7706_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1926+7706_X_uvs.fits wwins /vlbi/uf001/uva//J1926+7706_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1926+7706_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.162872 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159109 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.29307 0.29307 0.58614 1.17228 2.34456 4.68912 9.37824 18.7565 37.513 75.0259 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.162 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1023.65 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1926+7706_X_dfm.log closed on Mon Jan 14 05:04:17 2019