! Started logfile: /vlbi/uf001/uvm//J2050+3714_X_a_dfm.log on Sun Jan 13 22:30:07 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/uvm//J2050+3714_X_a_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J2050+3714_X_a_uvm.fits ! AN table 1: 109 integrations on 45 of 45 possible baselines. ! AN table 2: 118 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.919966 visibilities/baseline/integration-bin. ! Found source: J2050+3714 ! ! 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 90624 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 J2050+3714_X_a] 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 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 24 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.003361Jy sigma=22.891310 ! Fit after self-cal, rms=0.969770Jy sigma=22.184797 ! 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=0.7391 mas, bmaj=1.684 mas, bpa=-24.75 degrees ! Estimated noise=0.272044 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 = 0.022211 Jy ! Component: 100 - total flux cleaned = 0.0274552 Jy ! Total flux subtracted in 100 components = 0.0274552 Jy ! Clean residual min=-0.001959 max=0.002362 Jy/beam ! Clean residual mean=-0.000001 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.0274552 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0274552 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=0.070610Jy sigma=1.248739 ! Fit after self-cal, rms=0.069167Jy sigma=1.209212 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00482258 Jy ! Component: 100 - total flux cleaned = 0.00709001 Jy ! Total flux subtracted in 100 components = 0.00709001 Jy ! Clean residual min=-0.001909 max=0.003065 Jy/beam ! Clean residual mean=-0.000001 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.0345452 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 0.0345452 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=0.068523Jy sigma=1.197698 ! Fit after self-cal, rms=0.068514Jy sigma=1.197107 ! Inverting map ! Added new window around map position (-19, 6.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299983 Jy ! Component: 100 - total flux cleaned = 0.00508535 Jy ! Total flux subtracted in 100 components = 0.00508535 Jy ! Clean residual min=-0.001841 max=0.002128 Jy/beam ! Clean residual mean=-0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0396306 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 50 components and 0.0396306 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=0.068274Jy sigma=1.190982 ! Fit after self-cal, rms=0.068209Jy sigma=1.189477 ! 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=1.002 mas, bmaj=1.948 mas, bpa=-20.22 degrees ! Estimated noise=0.107607 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 = 0.00386943 Jy ! Component: 100 - total flux cleaned = 0.00660788 Jy ! Component: 150 - total flux cleaned = 0.00873059 Jy ! Component: 200 - total flux cleaned = 0.0104104 Jy ! Total flux subtracted in 200 components = 0.0104104 Jy ! Clean residual min=-0.001627 max=0.002004 Jy/beam ! Clean residual mean=-0.000005 rms=0.000393 Jy/beam ! Combined flux in latest and established models = 0.050041 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 84 components and 0.050041 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=0.067793Jy sigma=1.182052 ! Fit after self-cal, rms=0.067704Jy sigma=1.179787 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242182 Jy ! Component: 100 - total flux cleaned = 0.00401912 Jy ! Component: 150 - total flux cleaned = 0.00526313 Jy ! Component: 200 - total flux cleaned = 0.00625805 Jy ! Total flux subtracted in 200 components = 0.00625805 Jy ! Clean residual min=-0.001531 max=0.001944 Jy/beam ! Clean residual mean=-0.000004 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0562991 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 98 components and 0.056299 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=0.067529Jy sigma=1.177213 ! Fit after self-cal, rms=0.067465Jy sigma=1.175775 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 1.948 at -20.22 degrees (North through East) ! Clean map min=-0.0014916 max=0.033798 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.09 HN 1.00 KP 0.97 ! LA 0.96 MK 1.26 NL 1.33 OV 0.92 ! PT 0.89 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.72 FD 1.08 HN 1.06 KP 1.16 ! LA 0.95 MK 1.10 NL 1.07 OV 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.01 HN 1.14 KP 0.95 ! LA 0.94 MK 1.19 NL 1.36 OV 0.91 ! PT 0.92 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.71 FD 1.06 HN 1.00 KP 1.10 ! LA 1.01 MK 1.09 NL 1.21 OV 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.04 HN 1.12 KP 0.98 ! LA 0.98 MK 1.25 NL 1.30 OV 0.98 ! PT 0.90 SC 1.09 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.72 FD 1.04 HN 1.03 KP 1.15 ! LA 0.96 MK 1.13 NL 1.15 OV 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.08 HN 1.04 KP 0.94 ! LA 0.97 MK 1.24 NL 1.25 OV 0.93 ! PT 0.89 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.72 FD 1.02 HN 1.00 KP 1.23 ! LA 0.96 MK 1.05 NL 1.10 OV 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.12 KP 0.95 ! LA 0.95 MK 1.21 NL 1.22 OV 0.92 ! PT 0.93 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.69 FD 1.01 HN 0.99 KP 1.21 ! LA 0.97 MK 1.10 NL 1.17 OV 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.01 HN 0.90 KP 0.99 ! LA 1.04 MK 1.11 NL 1.31 OV 0.93 ! PT 0.90 SC 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.67 FD 1.04 HN 1.00 KP 1.17 ! LA 0.94 MK 1.05 NL 1.16 OV 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 1.01 KP 0.98 ! LA 0.93 MK 1.04 NL 1.32 OV 0.89 ! PT 0.89 SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.69 FD 1.06 HN 0.99 KP 1.24 ! LA 1.02 MK 0.99 NL 1.10 OV 0.87 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.02 HN 1.02 KP 0.93 ! LA 0.93 MK 1.09 NL 1.34 OV 0.89 ! PT 0.93 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.66 FD 1.06 HN 0.94 KP 1.26 ! LA 0.99 MK 1.01 NL 1.12 OV 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.92 KP 0.98 ! LA 0.97 MK 1.13 NL 1.37 OV 0.93 ! PT 0.86 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.66 FD 1.05 HN 0.88 KP 1.17 ! LA 1.01 MK 0.94 NL 1.13 OV 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.97 KP 0.96 ! LA 0.95 MK 1.04 NL 1.20 OV 0.91 ! PT 0.85 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.64 FD 0.96 HN 0.89 KP 1.25 ! LA 0.99 MK 1.00 NL 1.06 OV 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.91 KP 1.02 ! LA 0.95 MK 0.96 NL 1.26 OV 0.92 ! PT 0.87 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.56 FD 0.97 HN 0.78 KP 1.19 ! LA 1.01 MK 0.91 NL 1.12 OV 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.94 KP 0.97 ! LA 0.95 MK 0.87 NL 1.31 OV 0.87 ! PT 0.84 SC 0.82 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.57 FD 0.88 HN 0.89 KP 1.12 ! LA 1.05 MK 0.86 NL 1.06 OV 0.93 ! ! ! Fit before self-cal, rms=0.067465Jy sigma=1.175775 ! Fit after self-cal, rms=0.064330Jy sigma=1.166183 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.018 mas, bmaj=1.945 mas, bpa=-20.21 degrees ! Estimated noise=0.108231 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 = 0.00144041 Jy ! Component: 100 - total flux cleaned = 0.0023701 Jy ! Component: 150 - total flux cleaned = 0.00305816 Jy ! Component: 200 - total flux cleaned = 0.00357525 Jy ! Total flux subtracted in 200 components = 0.00357525 Jy ! Clean residual min=-0.000999 max=0.001234 Jy/beam ! Clean residual mean=-0.000003 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0598743 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 110 components and 0.0598743 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=0.064257Jy sigma=1.165520 ! Fit after self-cal, rms=0.064274Jy sigma=1.162475 ! Inverting map ! Added new window around map position (-4.8, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129226 Jy ! Component: 100 - total flux cleaned = 0.00218098 Jy ! Component: 150 - total flux cleaned = 0.00288853 Jy ! Component: 200 - total flux cleaned = 0.00346268 Jy ! Total flux subtracted in 200 components = 0.00346268 Jy ! Clean residual min=-0.001048 max=0.000982 Jy/beam ! Clean residual mean=-0.000002 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.063337 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 127 components and 0.063337 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=0.064209Jy sigma=1.161822 ! Fit after self-cal, rms=0.064191Jy sigma=1.161512 ! 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=0.064191Jy sigma=1.161512 ! Fit after self-cal, rms=0.056602Jy sigma=1.156449 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=1.931 mas, bpa=-19.9 degrees ! Estimated noise=0.108208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000851158 Jy ! Component: 100 - total flux cleaned = 0.00116563 Jy ! Component: 150 - total flux cleaned = 0.00139428 Jy ! Component: 200 - total flux cleaned = 0.00161943 Jy ! Total flux subtracted in 200 components = 0.00161943 Jy ! Clean residual min=-0.000842 max=0.000730 Jy/beam ! Clean residual mean=-0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0649564 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 137 components and 0.0649564 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=0.056581Jy sigma=1.156095 ! Fit after self-cal, rms=0.056538Jy sigma=1.154956 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 = 0.000539128 Jy ! Component: 100 - total flux cleaned = 0.000818754 Jy ! Component: 150 - total flux cleaned = 0.00101751 Jy ! Component: 200 - total flux cleaned = 0.001168 Jy ! Total flux subtracted in 200 components = 0.001168 Jy ! Clean residual min=-0.000830 max=0.000724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000165 Jy/beam ! Combined flux in latest and established models = 0.0661244 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 141 components and 0.0661244 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=0.056527Jy sigma=1.154762 ! Fit after self-cal, rms=0.056521Jy sigma=1.154637 ! 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=0.056521Jy sigma=1.154637 ! Fit after self-cal, rms=0.056045Jy sigma=1.154249 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.02 mas, bmaj=1.919 mas, bpa=-19.84 degrees ! Estimated noise=0.107558 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000413007 Jy ! Component: 100 - total flux cleaned = 0.000628601 Jy ! Component: 150 - total flux cleaned = 0.000802483 Jy ! Component: 200 - total flux cleaned = 0.000964983 Jy ! Total flux subtracted in 200 components = 0.000964983 Jy ! Clean residual min=-0.000822 max=0.000730 Jy/beam ! Clean residual mean=-0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0670894 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 144 components and 0.0670894 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=0.056034Jy sigma=1.154081 ! Fit after self-cal, rms=0.056042Jy sigma=1.153915 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 = 0.000233753 Jy ! Component: 100 - total flux cleaned = 0.000374459 Jy ! Component: 150 - total flux cleaned = 0.00045328 Jy ! Component: 200 - total flux cleaned = 0.000525388 Jy ! Total flux subtracted in 200 components = 0.000525388 Jy ! Clean residual min=-0.000802 max=0.000732 Jy/beam ! Clean residual mean=-0.000001 rms=0.000155 Jy/beam ! Combined flux in latest and established models = 0.0676148 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 145 components and 0.0676148 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=0.056036Jy sigma=1.153820 ! Fit after self-cal, rms=0.056033Jy sigma=1.153773 ! 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=0.056033Jy sigma=1.153773 ! Fit after self-cal, rms=0.055850Jy sigma=1.153683 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.142 mas, bmaj=2.549 mas, bpa=-6.273 degrees ! Estimated noise=0.130984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000639431 Jy ! Component: 100 - total flux cleaned = 0.000920788 Jy ! Component: 150 - total flux cleaned = 0.00106392 Jy ! Component: 200 - total flux cleaned = 0.00115291 Jy ! Total flux subtracted in 200 components = 0.00115291 Jy ! Clean residual min=-0.000938 max=0.000979 Jy/beam ! Clean residual mean=-0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0687677 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 155 components and 0.0687677 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=0.055844Jy sigma=1.153604 ! Fit after self-cal, rms=0.055846Jy sigma=1.153446 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 (-15.4, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104397 Jy ! Component: 100 - total flux cleaned = 0.00151584 Jy ! Component: 150 - total flux cleaned = 0.00188198 Jy ! Component: 200 - total flux cleaned = 0.00211556 Jy ! Total flux subtracted in 200 components = 0.00211556 Jy ! Clean residual min=-0.000730 max=0.000692 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0708833 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 193 components and 0.0708833 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=0.055833Jy sigma=1.153104 ! Fit after self-cal, rms=0.055827Jy sigma=1.152938 ! 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=1.019 mas, bmaj=1.91 mas, bpa=-19.87 degrees ! Estimated noise=0.106956 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.019 x 1.91 at -19.87 degrees (North through East) ! Clean map min=-0.00067057 max=0.033117 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=0.7498 mas, bmaj=1.66 mas, bpa=-24.48 degrees ! Estimated noise=0.276422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238175 Jy ! Component: 100 - total flux cleaned = 0.0318625 Jy ! Component: 150 - total flux cleaned = 0.037611 Jy ! Component: 200 - total flux cleaned = 0.042088 Jy ! Total flux subtracted in 200 components = 0.042088 Jy ! Clean residual min=-0.001841 max=0.002650 Jy/beam ! Clean residual mean=-0.000000 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.042088 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.042088 Jy ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=1.91 mas, bpa=-19.87 degrees ! Estimated noise=0.106956 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 = 0.00550795 Jy ! Component: 100 - total flux cleaned = 0.00947534 Jy ! Component: 150 - total flux cleaned = 0.0125017 Jy ! Component: 200 - total flux cleaned = 0.0148883 Jy ! Total flux subtracted in 200 components = 0.0148883 Jy ! Clean residual min=-0.001159 max=0.001459 Jy/beam ! Clean residual mean=-0.000002 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0569763 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 63 components and 0.0569763 Jy ! Inverting map ! Added new window around map position (-0.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019359 Jy ! Component: 100 - total flux cleaned = 0.00353484 Jy ! Component: 150 - total flux cleaned = 0.00488875 Jy ! Component: 200 - total flux cleaned = 0.0060707 Jy ! Total flux subtracted in 200 components = 0.0060707 Jy ! Clean residual min=-0.001002 max=0.000862 Jy/beam ! Clean residual mean=-0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.063047 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 87 components and 0.063047 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=2.142 mas, bmaj=2.549 mas, bpa=-6.273 degrees ! Estimated noise=0.130984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00165866 Jy ! Component: 100 - total flux cleaned = 0.00290401 Jy ! Component: 150 - total flux cleaned = 0.00393774 Jy ! Component: 200 - total flux cleaned = 0.00468504 Jy ! Total flux subtracted in 200 components = 0.00468504 Jy ! Clean residual min=-0.000989 max=0.000822 Jy/beam ! Clean residual mean=-0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.067732 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 = 0.00065072 Jy ! Component: 100 - total flux cleaned = 0.00122103 Jy ! Component: 150 - total flux cleaned = 0.00172376 Jy ! Component: 200 - total flux cleaned = 0.00218871 Jy ! Total flux subtracted in 200 components = 0.00218871 Jy ! Clean residual min=-0.000872 max=0.000682 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0699207 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 168 components and 0.0699207 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=1.91 mas, bpa=-19.87 degrees ! Estimated noise=0.106956 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000537265 Jy ! Component: 100 - total flux cleaned = 0.000896066 Jy ! Component: 150 - total flux cleaned = 0.00115623 Jy ! Component: 200 - total flux cleaned = 0.00135141 Jy ! Total flux subtracted in 200 components = 0.00135141 Jy ! Clean residual min=-0.000726 max=0.000569 Jy/beam ! Clean residual mean=-0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.0712721 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 196 components and 0.0712722 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=0.055826Jy sigma=1.152970 ! Fit after self-cal, rms=0.055811Jy sigma=1.152655 wmodel J2050+3714_X_a_map.mod ! Writing 196 model components to file: J2050+3714_X_a_map.mod wobs J2050+3714_X_a_uvs.fits ! Writing UV FITS file: J2050+3714_X_a_uvs.fits wwins J2050+3714_X_a_map.win ! wwins: Wrote 5 windows to J2050+3714_X_a_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 = -0.000282144 Jy ! Component: 100 - total flux cleaned = -0.000406892 Jy ! Component: 150 - total flux cleaned = -0.000495361 Jy ! Component: 200 - total flux cleaned = -0.000551767 Jy ! Component: 250 - total flux cleaned = -0.000615229 Jy ! Component: 300 - total flux cleaned = -0.000677073 Jy ! Component: 350 - total flux cleaned = -0.000771696 Jy ! Component: 400 - total flux cleaned = -0.000797062 Jy ! Component: 450 - total flux cleaned = -0.000854846 Jy ! Component: 500 - total flux cleaned = -0.000862893 Jy ! Component: 550 - total flux cleaned = -0.000878923 Jy ! Component: 600 - total flux cleaned = -0.000910432 Jy ! Component: 650 - total flux cleaned = -0.000941332 Jy ! Component: 700 - total flux cleaned = -0.00098721 Jy ! Component: 750 - total flux cleaned = -0.000987164 Jy ! Component: 800 - total flux cleaned = -0.00103211 Jy ! Component: 850 - total flux cleaned = -0.0010247 Jy ! Component: 900 - total flux cleaned = -0.00105395 Jy ! Component: 950 - total flux cleaned = -0.00109017 Jy ! Component: 1000 - total flux cleaned = -0.00108294 Jy ! Component: 1050 - total flux cleaned = -0.00110434 Jy ! Component: 1100 - total flux cleaned = -0.00112544 Jy ! Component: 1150 - total flux cleaned = -0.0011674 Jy ! Component: 1200 - total flux cleaned = -0.00118122 Jy ! Component: 1250 - total flux cleaned = -0.00120866 Jy ! Component: 1300 - total flux cleaned = -0.00122229 Jy ! Component: 1350 - total flux cleaned = -0.00125609 Jy ! Component: 1400 - total flux cleaned = -0.00123603 Jy ! Component: 1450 - total flux cleaned = -0.00128251 Jy ! Component: 1500 - total flux cleaned = -0.00128269 Jy ! Component: 1550 - total flux cleaned = -0.00129577 Jy ! Component: 1600 - total flux cleaned = -0.00130232 Jy ! Component: 1650 - total flux cleaned = -0.00131525 Jy ! Component: 1700 - total flux cleaned = -0.00134087 Jy ! Component: 1750 - total flux cleaned = -0.00133449 Jy ! Component: 1800 - total flux cleaned = -0.00132816 Jy ! Component: 1850 - total flux cleaned = -0.00135321 Jy ! Component: 1900 - total flux cleaned = -0.00137183 Jy ! Component: 1950 - total flux cleaned = -0.00137803 Jy ! Component: 2000 - total flux cleaned = -0.00136574 Jy ! Component: 2050 - total flux cleaned = -0.00139016 Jy ! Component: 2100 - total flux cleaned = -0.00139619 Jy ! Component: 2150 - total flux cleaned = -0.00143226 Jy ! Component: 2200 - total flux cleaned = -0.00142028 Jy ! Component: 2250 - total flux cleaned = -0.00140835 Jy ! Component: 2300 - total flux cleaned = -0.00142607 Jy ! Component: 2350 - total flux cleaned = -0.00140835 Jy ! Component: 2400 - total flux cleaned = -0.00142583 Jy ! Component: 2450 - total flux cleaned = -0.00142007 Jy ! Component: 2500 - total flux cleaned = -0.00141426 Jy ! Component: 2550 - total flux cleaned = -0.00143146 Jy ! Component: 2600 - total flux cleaned = -0.00143148 Jy ! Component: 2650 - total flux cleaned = -0.00139744 Jy ! Component: 2700 - total flux cleaned = -0.0014031 Jy ! Component: 2750 - total flux cleaned = -0.00140316 Jy ! Component: 2800 - total flux cleaned = -0.00140872 Jy ! Component: 2850 - total flux cleaned = -0.00144203 Jy ! Component: 2900 - total flux cleaned = -0.00143098 Jy ! Component: 2950 - total flux cleaned = -0.00143644 Jy ! Component: 3000 - total flux cleaned = -0.00143098 Jy ! Component: 3050 - total flux cleaned = -0.00143639 Jy ! Component: 3100 - total flux cleaned = -0.00145265 Jy ! Component: 3150 - total flux cleaned = -0.00146342 Jy ! Component: 3200 - total flux cleaned = -0.00148483 Jy ! Component: 3250 - total flux cleaned = -0.00146879 Jy ! Component: 3300 - total flux cleaned = -0.00147937 Jy ! Component: 3350 - total flux cleaned = -0.00149519 Jy ! Component: 3400 - total flux cleaned = -0.00148466 Jy ! Component: 3450 - total flux cleaned = -0.00150035 Jy ! Component: 3500 - total flux cleaned = -0.00147958 Jy ! Component: 3550 - total flux cleaned = -0.0015003 Jy ! Component: 3600 - total flux cleaned = -0.0015054 Jy ! Component: 3650 - total flux cleaned = -0.00153615 Jy ! Component: 3700 - total flux cleaned = -0.00152085 Jy ! Component: 3750 - total flux cleaned = -0.00152085 Jy ! Component: 3800 - total flux cleaned = -0.0015259 Jy ! Component: 3850 - total flux cleaned = -0.00154096 Jy ! Component: 3900 - total flux cleaned = -0.00154098 Jy ! Component: 3950 - total flux cleaned = -0.00156586 Jy ! Component: 4000 - total flux cleaned = -0.00155595 Jy ! Component: 4050 - total flux cleaned = -0.0015362 Jy ! Total flux subtracted in 4096 components = -0.00155589 Jy ! Clean residual min=-0.000313 max=0.000263 Jy/beam ! Clean residual mean=-0.000000 rms=0.000088 Jy/beam ! Combined flux in latest and established models = 0.0697163 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 538 components and 0.0697164 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J2050+3714_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.019 x 1.91 at -19.87 degrees (North through East) ! Clean map min=-0.00050597 max=0.032922 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J2050+3714_X_a_map.fits wmodel /vlbi/uf001/uvm//J2050+3714_X_a_map.mod ! Writing 538 model components to file: /vlbi/uf001/uvm//J2050+3714_X_a_map.mod wobs /vlbi/uf001/uvm//J2050+3714_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J2050+3714_X_a_uvs.fits wwins /vlbi/uf001/uvm//J2050+3714_X_a_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uvm//J2050+3714_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0329218 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.80795e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.802625 0.802625 1.60525 3.2105 6.421 12.842 25.684 51.368 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 373.773 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J2050+3714_X_a_dfm.log closed on Sun Jan 13 22:30:17 2019