! Started logfile: /vlbi/uf001/uva//J0426+2952_X_dfm.log on Sun Jan 13 22:11:47 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//J0426+2952_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0426+2952_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.987135 visibilities/baseline/integration-bin. ! Found source: J0426+2952 ! ! 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 30384 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 J0426+2952_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003540Jy sigma=24.270023 ! Fit after self-cal, rms=0.932796Jy sigma=22.475934 ! 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=0.6957 mas, bmaj=1.443 mas, bpa=-2.267 degrees ! Estimated noise=0.382715 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 = 0.0470593 Jy ! Component: 100 - total flux cleaned = 0.062713 Jy ! Total flux subtracted in 100 components = 0.062713 Jy ! Clean residual min=-0.005565 max=0.023424 Jy/beam ! Clean residual mean=0.000002 rms=0.001504 Jy/beam ! Combined flux in latest and established models = 0.062713 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.062713 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=0.069250Jy sigma=1.656274 ! Fit after self-cal, rms=0.068458Jy sigma=1.637737 ! Inverting map ! Added new window around map position (1.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201123 Jy ! Component: 100 - total flux cleaned = 0.0296766 Jy ! Total flux subtracted in 100 components = 0.0296766 Jy ! Clean residual min=-0.003914 max=0.009917 Jy/beam ! Clean residual mean=0.000002 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.0923897 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.0923897 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=0.060760Jy sigma=1.439321 ! Fit after self-cal, rms=0.059193Jy sigma=1.401444 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0110718 Jy ! Component: 100 - total flux cleaned = 0.0171443 Jy ! Total flux subtracted in 100 components = 0.0171443 Jy ! Clean residual min=-0.003167 max=0.006271 Jy/beam ! Clean residual mean=0.000001 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.109534 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 30 components and 0.109534 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=0.056267Jy sigma=1.323823 ! Fit after self-cal, rms=0.055929Jy sigma=1.315758 ! Inverting map ! Added new window around map position (-1, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00676228 Jy ! Component: 100 - total flux cleaned = 0.0110409 Jy ! Total flux subtracted in 100 components = 0.0110409 Jy ! Clean residual min=-0.002769 max=0.003397 Jy/beam ! Clean residual mean=0.000001 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.120575 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.120575 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=0.054790Jy sigma=1.284540 ! Fit after self-cal, rms=0.054726Jy sigma=1.283030 ! 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=0.8988 mas, bmaj=1.75 mas, bpa=-0.2036 degrees ! Estimated noise=0.180085 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 = 0.00564237 Jy ! Component: 100 - total flux cleaned = 0.00930506 Jy ! Component: 150 - total flux cleaned = 0.0120406 Jy ! Component: 200 - total flux cleaned = 0.0141481 Jy ! Total flux subtracted in 200 components = 0.0141481 Jy ! Clean residual min=-0.002000 max=0.003037 Jy/beam ! Clean residual mean=-0.000000 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.134723 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 66 components and 0.134723 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=0.054069Jy sigma=1.264198 ! Fit after self-cal, rms=0.054035Jy sigma=1.263326 ! 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 = 0.00307504 Jy ! Component: 100 - total flux cleaned = 0.00501236 Jy ! Component: 150 - total flux cleaned = 0.00597454 Jy ! Component: 200 - total flux cleaned = 0.00657478 Jy ! Total flux subtracted in 200 components = 0.00657478 Jy ! Clean residual min=-0.002002 max=0.001927 Jy/beam ! Clean residual mean=-0.000000 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.141298 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 84 components and 0.141298 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=0.053835Jy sigma=1.257795 ! Fit after self-cal, rms=0.053816Jy sigma=1.257319 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8988 x 1.75 at -0.2036 degrees (North through East) ! Clean map min=-0.0018492 max=0.060631 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.98 KP 1.02 ! LA 0.93 MK 1.13 NL 1.15 OV 0.93 ! PT 1.01 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 1.01 KP 1.03 ! LA 0.91 MK 1.03 NL 1.22 OV 0.94 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.02 KP 1.02 ! LA 0.91 MK 1.06 NL 1.23 OV 0.92 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.02 KP 1.03 ! LA 0.94 MK 1.01 NL 1.20 OV 0.94 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.98 KP 1.06 ! LA 0.93 MK 1.05 NL 1.25 OV 0.96 ! PT 1.02 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.98 KP 1.06 ! LA 0.96 MK 1.05 NL 1.17 OV 0.90 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.10 HN 0.99 KP 1.06 ! LA 0.97 MK 1.08 NL 1.24 OV 0.91 ! PT 1.00 SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.02 KP 1.08 ! LA 0.95 MK 1.09 NL 1.17 OV 0.94 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.03 HN 0.92 KP 1.09 ! LA 0.91 MK 1.05 NL 1.18 OV 0.91 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.99 KP 1.03 ! LA 0.94 MK 1.15 NL 1.22 OV 0.94 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.90 KP 1.00 ! LA 0.99 MK 1.17 NL 1.25 OV 0.92 ! PT 1.03 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.94 KP 1.05 ! LA 0.90 MK 0.96 NL 1.17 OV 0.92 ! PT 1.05 SC 1.02 ! ! ! Fit before self-cal, rms=0.053816Jy sigma=1.257319 ! Fit after self-cal, rms=0.055693Jy sigma=1.244729 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8994 mas, bmaj=1.757 mas, bpa=0.7297 degrees ! Estimated noise=0.185324 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 = 0.00067992 Jy ! Component: 100 - total flux cleaned = 0.000805966 Jy ! Component: 150 - total flux cleaned = 0.000878282 Jy ! Component: 200 - total flux cleaned = 0.000910178 Jy ! Total flux subtracted in 200 components = 0.000910178 Jy ! Clean residual min=-0.001211 max=0.001281 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.142208 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 101 components and 0.142208 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=0.055642Jy sigma=1.243406 ! Fit after self-cal, rms=0.055706Jy sigma=1.243041 ! 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=0.055706Jy sigma=1.243041 ! Fit after self-cal, rms=0.055662Jy sigma=1.237754 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8949 mas, bmaj=1.727 mas, bpa=-0.08939 degrees ! Estimated noise=0.18424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000190397 Jy ! Component: 100 - total flux cleaned = -0.00021338 Jy ! Component: 150 - total flux cleaned = -0.000235155 Jy ! Component: 200 - total flux cleaned = -0.000216805 Jy ! Total flux subtracted in 200 components = -0.000216805 Jy ! Clean residual min=-0.001164 max=0.001077 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.141991 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.141991 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=0.055642Jy sigma=1.237266 ! Fit after self-cal, rms=0.055661Jy sigma=1.237131 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.206e-05 Jy ! Component: 100 - total flux cleaned = -4.72255e-06 Jy ! Component: 150 - total flux cleaned = -2.14001e-05 Jy ! Component: 200 - total flux cleaned = -3.64908e-05 Jy ! Total flux subtracted in 200 components = -3.64908e-05 Jy ! Clean residual min=-0.001141 max=0.001060 Jy/beam ! Clean residual mean=0.000000 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.141954 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 0.141955 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=0.055651Jy sigma=1.236910 ! Fit after self-cal, rms=0.055650Jy sigma=1.236898 ! 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=0.055650Jy sigma=1.236898 ! Fit after self-cal, rms=0.055747Jy sigma=1.236839 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8928 mas, bmaj=1.723 mas, bpa=-0.1687 degrees ! Estimated noise=0.184196 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.78196e-05 Jy ! Component: 100 - total flux cleaned = 3.46081e-06 Jy ! Component: 150 - total flux cleaned = -1.17888e-05 Jy ! Component: 200 - total flux cleaned = -3.97693e-05 Jy ! Total flux subtracted in 200 components = -3.97693e-05 Jy ! Clean residual min=-0.001094 max=0.001017 Jy/beam ! Clean residual mean=0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.141915 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 127 components and 0.141915 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=0.055739Jy sigma=1.236636 ! Fit after self-cal, rms=0.055741Jy sigma=1.236627 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 = -1.6714e-05 Jy ! Component: 100 - total flux cleaned = -1.63078e-05 Jy ! Component: 150 - total flux cleaned = -2.89952e-05 Jy ! Component: 200 - total flux cleaned = -4.1414e-05 Jy ! Total flux subtracted in 200 components = -4.1414e-05 Jy ! Clean residual min=-0.001071 max=0.001008 Jy/beam ! Clean residual mean=0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.141873 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 131 components and 0.141873 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=0.055735Jy sigma=1.236496 ! Fit after self-cal, rms=0.055734Jy sigma=1.236487 ! 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=0.055734Jy sigma=1.236487 ! Fit after self-cal, rms=0.055752Jy sigma=1.236468 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.108 mas, bmaj=2.718 mas, bpa=2.69 degrees ! Estimated noise=0.236273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.23082e-05 Jy ! Component: 100 - total flux cleaned = -8.63484e-05 Jy ! Component: 150 - total flux cleaned = -0.000128796 Jy ! Component: 200 - total flux cleaned = -0.000156316 Jy ! Total flux subtracted in 200 components = -0.000156316 Jy ! Clean residual min=-0.001154 max=0.001082 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.141717 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 140 components and 0.141717 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=0.055750Jy sigma=1.236437 ! Fit after self-cal, rms=0.055750Jy sigma=1.236417 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.0349e-05 Jy ! Component: 100 - total flux cleaned = -2.95472e-05 Jy ! Component: 150 - total flux cleaned = -5.35217e-05 Jy ! Component: 200 - total flux cleaned = -5.32574e-05 Jy ! Total flux subtracted in 200 components = -5.32574e-05 Jy ! Clean residual min=-0.001144 max=0.001077 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.141664 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 144 components and 0.141664 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=0.055749Jy sigma=1.236415 ! Fit after self-cal, rms=0.055749Jy sigma=1.236402 ! 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=0.8911 mas, bmaj=1.72 mas, bpa=-0.193 degrees ! Estimated noise=0.184116 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8911 x 1.72 at -0.193 degrees (North through East) ! Clean map min=-0.0010445 max=0.060976 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=0.6905 mas, bmaj=1.412 mas, bpa=-2.568 degrees ! Estimated noise=0.383749 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0520249 Jy ! Component: 100 - total flux cleaned = 0.0758553 Jy ! Component: 150 - total flux cleaned = 0.0905564 Jy ! Component: 200 - total flux cleaned = 0.100574 Jy ! Total flux subtracted in 200 components = 0.100574 Jy ! Clean residual min=-0.002854 max=0.005523 Jy/beam ! Clean residual mean=0.000002 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.100574 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.100574 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8911 mas, bmaj=1.72 mas, bpa=-0.193 degrees ! Estimated noise=0.184116 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 = 0.0117589 Jy ! Component: 100 - total flux cleaned = 0.0191076 Jy ! Component: 150 - total flux cleaned = 0.0242357 Jy ! Component: 200 - total flux cleaned = 0.0279836 Jy ! Total flux subtracted in 200 components = 0.0279836 Jy ! Clean residual min=-0.001420 max=0.002160 Jy/beam ! Clean residual mean=-0.000000 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.128557 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 59 components and 0.128557 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00282645 Jy ! Component: 100 - total flux cleaned = 0.00499975 Jy ! Component: 150 - total flux cleaned = 0.00668935 Jy ! Component: 200 - total flux cleaned = 0.00801327 Jy ! Total flux subtracted in 200 components = 0.00801327 Jy ! Clean residual min=-0.001118 max=0.001051 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.136571 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 97 components and 0.136571 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=2.108 mas, bmaj=2.718 mas, bpa=2.69 degrees ! Estimated noise=0.236273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193018 Jy ! Component: 100 - total flux cleaned = 0.00305652 Jy ! Component: 150 - total flux cleaned = 0.00377945 Jy ! Component: 200 - total flux cleaned = 0.00409122 Jy ! Total flux subtracted in 200 components = 0.00409122 Jy ! Clean residual min=-0.001220 max=0.001122 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.140662 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 = 0.000205296 Jy ! Component: 100 - total flux cleaned = 0.000343427 Jy ! Component: 150 - total flux cleaned = 0.000465087 Jy ! Component: 200 - total flux cleaned = 0.000540464 Jy ! Total flux subtracted in 200 components = 0.000540464 Jy ! Clean residual min=-0.001175 max=0.001122 Jy/beam ! Clean residual mean=0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.141202 Jy ! Adding 64 model components to the UV plane model. ! The established model now contains 142 components and 0.141202 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8911 mas, bmaj=1.72 mas, bpa=-0.193 degrees ! Estimated noise=0.184116 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.50278e-05 Jy ! Component: 100 - total flux cleaned = 0.000172037 Jy ! Component: 150 - total flux cleaned = 0.000200573 Jy ! Component: 200 - total flux cleaned = 0.000225679 Jy ! Total flux subtracted in 200 components = 0.000225679 Jy ! Clean residual min=-0.001049 max=0.000910 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.141428 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 155 components and 0.141428 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=0.055744Jy sigma=1.236322 ! Fit after self-cal, rms=0.055729Jy sigma=1.236147 wmodel J0426+2952_X_map.mod ! Writing 155 model components to file: J0426+2952_X_map.mod wobs J0426+2952_X_uvs.fits ! Writing UV FITS file: J0426+2952_X_uvs.fits wwins J0426+2952_X_map.win ! wwins: Wrote 4 windows to J0426+2952_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 = -0.00031759 Jy ! Component: 100 - total flux cleaned = -0.000422438 Jy ! Component: 150 - total flux cleaned = -0.000522811 Jy ! Component: 200 - total flux cleaned = -0.000571549 Jy ! Component: 250 - total flux cleaned = -0.000634662 Jy ! Component: 300 - total flux cleaned = -0.000650289 Jy ! Component: 350 - total flux cleaned = -0.000695624 Jy ! Component: 400 - total flux cleaned = -0.000680797 Jy ! Component: 450 - total flux cleaned = -0.000666407 Jy ! Component: 500 - total flux cleaned = -0.000680572 Jy ! Component: 550 - total flux cleaned = -0.000652314 Jy ! Component: 600 - total flux cleaned = -0.000652525 Jy ! Component: 650 - total flux cleaned = -0.000666442 Jy ! Component: 700 - total flux cleaned = -0.000679704 Jy ! Component: 750 - total flux cleaned = -0.000652836 Jy ! Component: 800 - total flux cleaned = -0.000652819 Jy ! Component: 850 - total flux cleaned = -0.00065271 Jy ! Component: 900 - total flux cleaned = -0.000639961 Jy ! Component: 950 - total flux cleaned = -0.000627407 Jy ! Component: 1000 - total flux cleaned = -0.000602292 Jy ! Component: 1050 - total flux cleaned = -0.000602222 Jy ! Component: 1100 - total flux cleaned = -0.000565144 Jy ! Component: 1150 - total flux cleaned = -0.00060183 Jy ! Component: 1200 - total flux cleaned = -0.000553281 Jy ! Component: 1250 - total flux cleaned = -0.000577241 Jy ! Component: 1300 - total flux cleaned = -0.000565507 Jy ! Component: 1350 - total flux cleaned = -0.000612833 Jy ! Component: 1400 - total flux cleaned = -0.000601155 Jy ! Component: 1450 - total flux cleaned = -0.000658991 Jy ! Component: 1500 - total flux cleaned = -0.00065891 Jy ! Component: 1550 - total flux cleaned = -0.000659026 Jy ! Component: 1600 - total flux cleaned = -0.000625073 Jy ! Component: 1650 - total flux cleaned = -0.000625216 Jy ! Component: 1700 - total flux cleaned = -0.00064733 Jy ! Component: 1750 - total flux cleaned = -0.000647288 Jy ! Component: 1800 - total flux cleaned = -0.000669118 Jy ! Component: 1850 - total flux cleaned = -0.000625707 Jy ! Component: 1900 - total flux cleaned = -0.000658154 Jy ! Component: 1950 - total flux cleaned = -0.000668932 Jy ! Component: 2000 - total flux cleaned = -0.000647701 Jy ! Component: 2050 - total flux cleaned = -0.00073226 Jy ! Component: 2100 - total flux cleaned = -0.000690259 Jy ! Component: 2150 - total flux cleaned = -0.000711109 Jy ! Component: 2200 - total flux cleaned = -0.000711031 Jy ! Component: 2250 - total flux cleaned = -0.000700832 Jy ! Component: 2300 - total flux cleaned = -0.000762091 Jy ! Component: 2350 - total flux cleaned = -0.000751828 Jy ! Component: 2400 - total flux cleaned = -0.000721586 Jy ! Component: 2450 - total flux cleaned = -0.000711633 Jy ! Component: 2500 - total flux cleaned = -0.000701701 Jy ! Component: 2550 - total flux cleaned = -0.000741273 Jy ! Component: 2600 - total flux cleaned = -0.00075104 Jy ! Component: 2650 - total flux cleaned = -0.000770516 Jy ! Component: 2700 - total flux cleaned = -0.000683111 Jy ! Component: 2750 - total flux cleaned = -0.000750567 Jy ! Component: 2800 - total flux cleaned = -0.000692997 Jy ! Component: 2850 - total flux cleaned = -0.000702563 Jy ! Component: 2900 - total flux cleaned = -0.000693076 Jy ! Component: 2950 - total flux cleaned = -0.000721339 Jy ! Component: 3000 - total flux cleaned = -0.000702519 Jy ! Component: 3050 - total flux cleaned = -0.00070249 Jy ! Component: 3100 - total flux cleaned = -0.000721095 Jy ! Component: 3150 - total flux cleaned = -0.000684228 Jy ! Component: 3200 - total flux cleaned = -0.000693418 Jy ! Component: 3250 - total flux cleaned = -0.00069344 Jy ! Component: 3300 - total flux cleaned = -0.00069346 Jy ! Component: 3350 - total flux cleaned = -0.000657346 Jy ! Component: 3400 - total flux cleaned = -0.000657431 Jy ! Component: 3450 - total flux cleaned = -0.000675352 Jy ! Component: 3500 - total flux cleaned = -0.00065757 Jy ! Component: 3550 - total flux cleaned = -0.0006133 Jy ! Component: 3600 - total flux cleaned = -0.000639692 Jy ! Component: 3650 - total flux cleaned = -0.000639711 Jy ! Component: 3700 - total flux cleaned = -0.000657045 Jy ! Component: 3750 - total flux cleaned = -0.00064837 Jy ! Component: 3800 - total flux cleaned = -0.000622511 Jy ! Component: 3850 - total flux cleaned = -0.000605336 Jy ! Component: 3900 - total flux cleaned = -0.000631025 Jy ! Component: 3950 - total flux cleaned = -0.000639471 Jy ! Component: 4000 - total flux cleaned = -0.000614115 Jy ! Component: 4050 - total flux cleaned = -0.000630949 Jy ! Total flux subtracted in 4096 components = -0.000647704 Jy ! Clean residual min=-0.000529 max=0.000604 Jy/beam ! Clean residual mean=0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.14078 Jy keep ! Adding 349 model components to the UV plane model. ! The established model now contains 504 components and 0.14078 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0426+2952_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8911 x 1.72 at -0.193 degrees (North through East) ! Clean map min=-0.00080604 max=0.060066 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0426+2952_X_map.fits wmodel /vlbi/uf001/uva//J0426+2952_X_map.mod ! Writing 504 model components to file: /vlbi/uf001/uva//J0426+2952_X_map.mod wobs /vlbi/uf001/uva//J0426+2952_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0426+2952_X_uvs.fits wwins /vlbi/uf001/uva//J0426+2952_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0426+2952_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.060066 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000143961 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.719016 0.719016 1.43803 2.87606 5.75213 11.5043 23.0085 46.017 92.034 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.06 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 417.237 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0426+2952_X_dfm.log closed on Sun Jan 13 22:11:53 2019