! Started logfile: /vlbi/uf001/uva//J0857+1307_X_dfm.log on Mon Jan 14 00:11:21 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//J0857+1307_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0857+1307_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0857+1307 ! ! 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 46980 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 J0857+1307_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002505Jy sigma=22.947055 ! Fit after self-cal, rms=0.969704Jy sigma=22.188593 ! 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=0.6845 mas, bmaj=1.678 mas, bpa=-3.098 degrees ! Estimated noise=0.296508 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 = 0.0243027 Jy ! Component: 100 - total flux cleaned = 0.0298435 Jy ! Total flux subtracted in 100 components = 0.0298435 Jy ! Clean residual min=-0.002067 max=0.002776 Jy/beam ! Clean residual mean=0.000002 rms=0.000530 Jy/beam ! Combined flux in latest and established models = 0.0298435 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0298435 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=0.060532Jy sigma=1.323022 ! Fit after self-cal, rms=0.058737Jy sigma=1.280349 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453728 Jy ! Component: 100 - total flux cleaned = 0.00638583 Jy ! Total flux subtracted in 100 components = 0.00638583 Jy ! Clean residual min=-0.002248 max=0.003468 Jy/beam ! Clean residual mean=0.000002 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0362293 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.0362293 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=0.058336Jy sigma=1.269876 ! Fit after self-cal, rms=0.058330Jy sigma=1.269398 ! Inverting map ! Added new window around map position (5.8, 5.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325743 Jy ! Component: 100 - total flux cleaned = 0.00525523 Jy ! Total flux subtracted in 100 components = 0.00525523 Jy ! Clean residual min=-0.002098 max=0.003191 Jy/beam ! Clean residual mean=0.000002 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.0414845 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.0414845 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=0.058041Jy sigma=1.261778 ! Fit after self-cal, rms=0.057963Jy sigma=1.260085 ! Inverting map ! Added new window around map position (6.8, 7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325493 Jy ! Component: 100 - total flux cleaned = 0.00539363 Jy ! Total flux subtracted in 100 components = 0.00539363 Jy ! Clean residual min=-0.002127 max=0.002110 Jy/beam ! Clean residual mean=0.000002 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.0468782 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.0468782 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=0.057666Jy sigma=1.252200 ! Fit after self-cal, rms=0.057572Jy sigma=1.250328 ! 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=0.8793 mas, bmaj=1.981 mas, bpa=-2.928 degrees ! Estimated noise=0.146944 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 = 0.00414111 Jy ! Component: 100 - total flux cleaned = 0.00679897 Jy ! Component: 150 - total flux cleaned = 0.00883589 Jy ! Component: 200 - total flux cleaned = 0.0104337 Jy ! Total flux subtracted in 200 components = 0.0104337 Jy ! Clean residual min=-0.001623 max=0.001940 Jy/beam ! Clean residual mean=0.000002 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0573119 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 68 components and 0.0573119 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=0.057232Jy sigma=1.241079 ! Fit after self-cal, rms=0.057146Jy sigma=1.238696 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00235944 Jy ! Component: 100 - total flux cleaned = 0.00385944 Jy ! Component: 150 - total flux cleaned = 0.00501339 Jy ! Component: 200 - total flux cleaned = 0.00597114 Jy ! Total flux subtracted in 200 components = 0.00597114 Jy ! Clean residual min=-0.001508 max=0.001757 Jy/beam ! Clean residual mean=0.000002 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.063283 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 83 components and 0.063283 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=0.057036Jy sigma=1.235673 ! Fit after self-cal, rms=0.057006Jy sigma=1.234722 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8793 x 1.981 at -2.928 degrees (North through East) ! Clean map min=-0.0015006 max=0.036108 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 HN 0.99 KP 0.93 ! LA 0.99 MK 1.08 NL 1.23 OV 0.91 ! PT 0.86 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.99 HN 0.95 KP 0.95 ! LA 0.97 MK 1.09 NL 1.17 OV 0.93 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.05 HN 0.98 KP 1.00 ! LA 0.95 MK 1.02 NL 1.18 OV 0.95 ! PT 0.85 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.93 HN 0.98 KP 1.00 ! LA 0.94 MK 1.00 NL 1.16 OV 0.93 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.97 KP 0.98 ! LA 0.92 MK 1.10 NL 1.20 OV 0.91 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 0.99 KP 1.08 ! LA 0.96 MK 1.10 NL 1.15 OV 0.89 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.93 HN 0.95 KP 1.01 ! LA 0.99 MK 1.05 NL 1.19 OV 0.91 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.94 HN 0.99 KP 1.04 ! LA 1.02 MK 1.05 NL 1.15 OV 0.89 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.96 KP 0.95 ! LA 0.99 MK 0.98 NL 1.22 OV 0.96 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.92 KP 1.02 ! LA 0.98 MK 1.03 NL 1.12 OV 0.93 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.93 KP 1.01 ! LA 0.91 MK 0.89 NL 1.21 OV 0.91 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.92 HN 0.89 KP 0.92 ! LA 0.92 MK 0.93 NL 1.15 OV 0.95 ! PT 0.88 SC 1.01 ! ! ! Fit before self-cal, rms=0.057006Jy sigma=1.234722 ! Fit after self-cal, rms=0.056188Jy sigma=1.230565 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8861 mas, bmaj=2.014 mas, bpa=-2.723 degrees ! Estimated noise=0.145055 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 (9, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129434 Jy ! Component: 100 - total flux cleaned = 0.00189303 Jy ! Component: 150 - total flux cleaned = 0.0021563 Jy ! Component: 200 - total flux cleaned = 0.00228867 Jy ! Total flux subtracted in 200 components = 0.00228867 Jy ! Clean residual min=-0.001161 max=0.001049 Jy/beam ! Clean residual mean=0.000003 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.0655717 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 0.0655717 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=0.056151Jy sigma=1.229660 ! Fit after self-cal, rms=0.056212Jy sigma=1.228693 ! 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=0.056212Jy sigma=1.228693 ! Fit after self-cal, rms=0.057031Jy sigma=1.226548 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8896 mas, bmaj=2.016 mas, bpa=-2.737 degrees ! Estimated noise=0.145661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000791669 Jy ! Component: 100 - total flux cleaned = 0.00123611 Jy ! Component: 150 - total flux cleaned = 0.00136113 Jy ! Component: 200 - total flux cleaned = 0.00137651 Jy ! Total flux subtracted in 200 components = 0.00137651 Jy ! Clean residual min=-0.001007 max=0.000838 Jy/beam ! Clean residual mean=0.000002 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0669482 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 121 components and 0.0669482 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=0.057016Jy sigma=1.226176 ! Fit after self-cal, rms=0.057073Jy sigma=1.225793 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 = 0.000428404 Jy ! Component: 100 - total flux cleaned = 0.000444829 Jy ! Component: 150 - total flux cleaned = 0.000431691 Jy ! Component: 200 - total flux cleaned = 0.00040768 Jy ! Total flux subtracted in 200 components = 0.00040768 Jy ! Clean residual min=-0.000992 max=0.000812 Jy/beam ! Clean residual mean=0.000002 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0673559 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 127 components and 0.0673559 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=0.057065Jy sigma=1.225624 ! Fit after self-cal, rms=0.057063Jy sigma=1.225571 ! 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=0.057063Jy sigma=1.225571 ! Fit after self-cal, rms=0.057386Jy sigma=1.225441 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8897 mas, bmaj=2.016 mas, bpa=-2.811 degrees ! Estimated noise=0.145619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000311964 Jy ! Component: 100 - total flux cleaned = 0.000348271 Jy ! Component: 150 - total flux cleaned = 0.000338105 Jy ! Component: 200 - total flux cleaned = 0.000329023 Jy ! Total flux subtracted in 200 components = 0.000329023 Jy ! Clean residual min=-0.000979 max=0.000810 Jy/beam ! Clean residual mean=0.000002 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0676849 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 135 components and 0.0676849 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=0.057382Jy sigma=1.225335 ! Fit after self-cal, rms=0.057399Jy sigma=1.225296 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 = 9.42904e-05 Jy ! Component: 100 - total flux cleaned = 6.58379e-05 Jy ! Component: 150 - total flux cleaned = 5.73798e-05 Jy ! Component: 200 - total flux cleaned = 4.90429e-05 Jy ! Total flux subtracted in 200 components = 4.90429e-05 Jy ! Clean residual min=-0.000970 max=0.000798 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.067734 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 140 components and 0.067734 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=0.057397Jy sigma=1.225237 ! Fit after self-cal, rms=0.057395Jy sigma=1.225197 ! 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=0.057395Jy sigma=1.225197 ! Fit after self-cal, rms=0.057473Jy sigma=1.225183 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.11 mas, bmaj=3.089 mas, bpa=-5.458 degrees ! Estimated noise=0.179937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000370611 Jy ! Component: 100 - total flux cleaned = 0.000382023 Jy ! Component: 150 - total flux cleaned = 0.000401279 Jy ! Component: 200 - total flux cleaned = 0.000401212 Jy ! Total flux subtracted in 200 components = 0.000401212 Jy ! Clean residual min=-0.000940 max=0.000922 Jy/beam ! Clean residual mean=0.000002 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.0681352 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 151 components and 0.0681352 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=0.057473Jy sigma=1.225155 ! Fit after self-cal, rms=0.057477Jy sigma=1.225121 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 = 8.08512e-05 Jy ! Component: 100 - total flux cleaned = 8.94905e-05 Jy ! Component: 150 - total flux cleaned = 9.01738e-05 Jy ! Component: 200 - total flux cleaned = 8.3625e-05 Jy ! Total flux subtracted in 200 components = 8.3625e-05 Jy ! Clean residual min=-0.000931 max=0.000918 Jy/beam ! Clean residual mean=0.000002 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0682188 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 156 components and 0.0682188 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=0.057478Jy sigma=1.225122 ! Fit after self-cal, rms=0.057477Jy sigma=1.225110 ! 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=0.89 mas, bmaj=2.017 mas, bpa=-2.854 degrees ! Estimated noise=0.145574 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.89 x 2.017 at -2.854 degrees (North through East) ! Clean map min=-0.0008706 max=0.035485 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=0.6901 mas, bmaj=1.698 mas, bpa=-2.946 degrees ! Estimated noise=0.295484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0256535 Jy ! Component: 100 - total flux cleaned = 0.0333305 Jy ! Component: 150 - total flux cleaned = 0.0387136 Jy ! Component: 200 - total flux cleaned = 0.0428986 Jy ! Total flux subtracted in 200 components = 0.0428986 Jy ! Clean residual min=-0.002435 max=0.002677 Jy/beam ! Clean residual mean=0.000002 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0428986 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0428986 Jy ! Inverting map and beam ! Estimated beam: bmin=0.89 mas, bmaj=2.017 mas, bpa=-2.854 degrees ! Estimated noise=0.145574 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 = 0.00566667 Jy ! Component: 100 - total flux cleaned = 0.0095871 Jy ! Component: 150 - total flux cleaned = 0.0125814 Jy ! Component: 200 - total flux cleaned = 0.0149377 Jy ! Total flux subtracted in 200 components = 0.0149377 Jy ! Clean residual min=-0.001107 max=0.001729 Jy/beam ! Clean residual mean=0.000002 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0578363 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 58 components and 0.0578363 Jy ! Inverting map ! Added new window around map position (4.8, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019775 Jy ! Component: 100 - total flux cleaned = 0.00357444 Jy ! Component: 150 - total flux cleaned = 0.00490294 Jy ! Component: 200 - total flux cleaned = 0.0060194 Jy ! Total flux subtracted in 200 components = 0.0060194 Jy ! Clean residual min=-0.000914 max=0.000936 Jy/beam ! Clean residual mean=0.000002 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0638557 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 86 components and 0.0638557 Jy ! Inverting map ! Added new window around map position (-42.8, -44.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100745 Jy ! Component: 100 - total flux cleaned = 0.00176648 Jy ! Component: 150 - total flux cleaned = 0.00225509 Jy ! Component: 200 - total flux cleaned = 0.00268581 Jy ! Total flux subtracted in 200 components = 0.00268581 Jy ! Clean residual min=-0.000905 max=0.000820 Jy/beam ! Clean residual mean=0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0665416 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 110 components and 0.0665416 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=2.11 mas, bmaj=3.089 mas, bpa=-5.458 degrees ! Estimated noise=0.179937 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000923675 Jy ! Component: 100 - total flux cleaned = 0.00134934 Jy ! Component: 150 - total flux cleaned = 0.00154314 Jy ! Component: 200 - total flux cleaned = 0.00159887 Jy ! Total flux subtracted in 200 components = 0.00159887 Jy ! Clean residual min=-0.000929 max=0.000886 Jy/beam ! Clean residual mean=0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0681404 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 = 3.30042e-05 Jy ! Component: 100 - total flux cleaned = 9.30864e-05 Jy ! Component: 150 - total flux cleaned = 0.000133557 Jy ! Component: 200 - total flux cleaned = 0.000170553 Jy ! Total flux subtracted in 200 components = 0.000170553 Jy ! Clean residual min=-0.000892 max=0.000890 Jy/beam ! Clean residual mean=0.000002 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.068311 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 154 components and 0.068311 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.89 mas, bmaj=2.017 mas, bpa=-2.854 degrees ! Estimated noise=0.145574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000206236 Jy ! Component: 100 - total flux cleaned = 0.000206739 Jy ! Component: 150 - total flux cleaned = 0.000194836 Jy ! Component: 200 - total flux cleaned = 0.000195175 Jy ! Total flux subtracted in 200 components = 0.000195175 Jy ! Clean residual min=-0.000861 max=0.000727 Jy/beam ! Clean residual mean=0.000001 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0685062 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 172 components and 0.0685062 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=0.057461Jy sigma=1.224784 ! Fit after self-cal, rms=0.057453Jy sigma=1.224579 wmodel J0857+1307_X_map.mod ! Writing 172 model components to file: J0857+1307_X_map.mod wobs J0857+1307_X_uvs.fits ! Writing UV FITS file: J0857+1307_X_uvs.fits wwins J0857+1307_X_map.win ! wwins: Wrote 6 windows to J0857+1307_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 = -0.000233406 Jy ! Component: 100 - total flux cleaned = -0.000103746 Jy ! Component: 150 - total flux cleaned = -5.45768e-05 Jy ! Component: 200 - total flux cleaned = -5.44685e-05 Jy ! Component: 250 - total flux cleaned = -5.44734e-05 Jy ! Component: 300 - total flux cleaned = -6.59301e-05 Jy ! Component: 350 - total flux cleaned = -8.80773e-05 Jy ! Component: 400 - total flux cleaned = -6.62418e-05 Jy ! Component: 450 - total flux cleaned = -2.39833e-05 Jy ! Component: 500 - total flux cleaned = -2.44077e-05 Jy ! Component: 550 - total flux cleaned = -5.53575e-05 Jy ! Component: 600 - total flux cleaned = -1.48694e-05 Jy ! Component: 650 - total flux cleaned = -3.47233e-05 Jy ! Component: 700 - total flux cleaned = -2.47922e-05 Jy ! Component: 750 - total flux cleaned = 4.33795e-06 Jy ! Component: 800 - total flux cleaned = 1.37658e-05 Jy ! Component: 850 - total flux cleaned = 1.37938e-05 Jy ! Component: 900 - total flux cleaned = 1.3774e-05 Jy ! Component: 950 - total flux cleaned = 1.3624e-05 Jy ! Component: 1000 - total flux cleaned = -3.1936e-05 Jy ! Component: 1050 - total flux cleaned = -1.37372e-05 Jy ! Component: 1100 - total flux cleaned = -2.27474e-05 Jy ! Component: 1150 - total flux cleaned = -5.81628e-05 Jy ! Component: 1200 - total flux cleaned = -8.43058e-05 Jy ! Component: 1250 - total flux cleaned = -0.000119013 Jy ! Component: 1300 - total flux cleaned = -0.000144764 Jy ! Component: 1350 - total flux cleaned = -0.000170161 Jy ! Component: 1400 - total flux cleaned = -0.000186874 Jy ! Component: 1450 - total flux cleaned = -0.0001785 Jy ! Component: 1500 - total flux cleaned = -0.000178585 Jy ! Component: 1550 - total flux cleaned = -0.000227906 Jy ! Component: 1600 - total flux cleaned = -0.000227911 Jy ! Component: 1650 - total flux cleaned = -0.000236008 Jy ! Component: 1700 - total flux cleaned = -0.000235984 Jy ! Component: 1750 - total flux cleaned = -0.000219984 Jy ! Component: 1800 - total flux cleaned = -0.000220024 Jy ! Component: 1850 - total flux cleaned = -0.00019652 Jy ! Component: 1900 - total flux cleaned = -0.00019653 Jy ! Component: 1950 - total flux cleaned = -0.000219581 Jy ! Component: 2000 - total flux cleaned = -0.000204166 Jy ! Component: 2050 - total flux cleaned = -0.000188979 Jy ! Component: 2100 - total flux cleaned = -0.00021157 Jy ! Component: 2150 - total flux cleaned = -0.000219077 Jy ! Component: 2200 - total flux cleaned = -0.00020417 Jy ! Component: 2250 - total flux cleaned = -0.000196716 Jy ! Component: 2300 - total flux cleaned = -0.000204118 Jy ! Component: 2350 - total flux cleaned = -0.000247951 Jy ! Component: 2400 - total flux cleaned = -0.00024796 Jy ! Component: 2450 - total flux cleaned = -0.000233517 Jy ! Component: 2500 - total flux cleaned = -0.000233543 Jy ! Component: 2550 - total flux cleaned = -0.000262158 Jy ! Component: 2600 - total flux cleaned = -0.000276372 Jy ! Component: 2650 - total flux cleaned = -0.000269339 Jy ! Component: 2700 - total flux cleaned = -0.000262347 Jy ! Component: 2750 - total flux cleaned = -0.000255321 Jy ! Component: 2800 - total flux cleaned = -0.000241514 Jy ! Component: 2850 - total flux cleaned = -0.000255322 Jy ! Component: 2900 - total flux cleaned = -0.000282757 Jy ! Component: 2950 - total flux cleaned = -0.000275942 Jy ! Component: 3000 - total flux cleaned = -0.000269213 Jy ! Component: 3050 - total flux cleaned = -0.000249 Jy ! Component: 3100 - total flux cleaned = -0.000289332 Jy ! Component: 3150 - total flux cleaned = -0.000322746 Jy ! Component: 3200 - total flux cleaned = -0.000316128 Jy ! Component: 3250 - total flux cleaned = -0.000329333 Jy ! Component: 3300 - total flux cleaned = -0.000342488 Jy ! Component: 3350 - total flux cleaned = -0.000329429 Jy ! Component: 3400 - total flux cleaned = -0.000322922 Jy ! Component: 3450 - total flux cleaned = -0.000342358 Jy ! Component: 3500 - total flux cleaned = -0.000329453 Jy ! Component: 3550 - total flux cleaned = -0.000316692 Jy ! Component: 3600 - total flux cleaned = -0.00031032 Jy ! Component: 3650 - total flux cleaned = -0.000304004 Jy ! Component: 3700 - total flux cleaned = -0.000335634 Jy ! Component: 3750 - total flux cleaned = -0.00032937 Jy ! Component: 3800 - total flux cleaned = -0.000310591 Jy ! Component: 3850 - total flux cleaned = -0.000323042 Jy ! Component: 3900 - total flux cleaned = -0.000304443 Jy ! Component: 3950 - total flux cleaned = -0.000310662 Jy ! Component: 4000 - total flux cleaned = -0.000316815 Jy ! Component: 4050 - total flux cleaned = -0.000335224 Jy ! Total flux subtracted in 4096 components = -0.000347468 Jy ! Clean residual min=-0.000308 max=0.000378 Jy/beam ! Clean residual mean=0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0681587 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 491 components and 0.0681587 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0857+1307_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.89 x 2.017 at -2.854 degrees (North through East) ! Clean map min=-0.00074568 max=0.035434 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0857+1307_X_map.fits wmodel /vlbi/uf001/uva//J0857+1307_X_map.mod ! Writing 491 model components to file: /vlbi/uf001/uva//J0857+1307_X_map.mod wobs /vlbi/uf001/uva//J0857+1307_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0857+1307_X_uvs.fits wwins /vlbi/uf001/uva//J0857+1307_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0857+1307_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.035434 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108236 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.916378 0.916378 1.83276 3.66551 7.33102 14.662 29.3241 58.6482 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 327.375 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0857+1307_X_dfm.log closed on Mon Jan 14 00:11:28 2019