! Started logfile: /vlbi/uf001/uva//J2050+3619_X_dfm.log on Mon Jan 14 05:39:51 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//J2050+3619_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2050+3619_X_uva.fits ! AN table 1: 87 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.979055 visibilities/baseline/integration-bin. ! Found source: J2050+3619 ! ! 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 45996 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+3619_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 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 39 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.103381Jy sigma=21.665482 ! Fit after self-cal, rms=0.675234Jy sigma=14.263076 ! 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=0.7163 mas, bmaj=1.213 mas, bpa=-2.759 degrees ! Estimated noise=0.328993 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 = 0.211492 Jy ! Component: 100 - total flux cleaned = 0.309449 Jy ! Total flux subtracted in 100 components = 0.309449 Jy ! Clean residual min=-0.014711 max=0.050097 Jy/beam ! Clean residual mean=0.000008 rms=0.004363 Jy/beam ! Combined flux in latest and established models = 0.309449 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.309449 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=0.277365Jy sigma=3.091433 ! Fit after self-cal, rms=0.277299Jy sigma=3.089589 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0608005 Jy ! Component: 100 - total flux cleaned = 0.100192 Jy ! Total flux subtracted in 100 components = 0.100192 Jy ! Clean residual min=-0.010303 max=0.021639 Jy/beam ! Clean residual mean=0.000003 rms=0.002858 Jy/beam ! Combined flux in latest and established models = 0.409641 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.409641 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=0.239049Jy sigma=2.259695 ! Fit after self-cal, rms=0.239033Jy sigma=2.259088 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0275326 Jy ! Component: 100 - total flux cleaned = 0.0475552 Jy ! Total flux subtracted in 100 components = 0.0475552 Jy ! Clean residual min=-0.008848 max=0.016883 Jy/beam ! Clean residual mean=0.000000 rms=0.002461 Jy/beam ! Combined flux in latest and established models = 0.457196 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 39 components and 0.457196 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=0.225679Jy sigma=2.026131 ! Fit after self-cal, rms=0.225676Jy sigma=2.025949 ! Inverting map ! Added new window around map position (-1.4, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179295 Jy ! Component: 100 - total flux cleaned = 0.0314307 Jy ! Total flux subtracted in 100 components = 0.0314307 Jy ! Clean residual min=-0.008298 max=0.011867 Jy/beam ! Clean residual mean=-0.000002 rms=0.002276 Jy/beam ! Combined flux in latest and established models = 0.488627 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.488627 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=0.219003Jy sigma=1.919309 ! Fit after self-cal, rms=0.218936Jy sigma=1.916123 ! 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=0.9199 mas, bmaj=1.495 mas, bpa=-1.299 degrees ! Estimated noise=0.171427 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 = 0.0270722 Jy ! Component: 100 - total flux cleaned = 0.0468806 Jy ! Component: 150 - total flux cleaned = 0.0618641 Jy ! Component: 200 - total flux cleaned = 0.0733278 Jy ! Total flux subtracted in 200 components = 0.0733278 Jy ! Clean residual min=-0.012963 max=0.017611 Jy/beam ! Clean residual mean=-0.000033 rms=0.003679 Jy/beam ! Combined flux in latest and established models = 0.561955 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 80 components and 0.561955 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=0.206802Jy sigma=1.817150 ! Fit after self-cal, rms=0.206679Jy sigma=1.811992 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9199 x 1.495 at -1.299 degrees (North through East) ! Clean map min=-0.01277 max=0.30721 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 0.98 KP 0.91 ! LA 1.02 MK 1.08 NL 1.15 OV 0.92 ! PT 0.96 SC 1.25 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 0.98 KP 0.89 ! LA 1.01 MK 1.06 NL 1.13 OV 0.94 ! PT 0.96 SC 1.28 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.97 KP 0.89 ! LA 1.00 MK 1.08 NL 1.14 OV 0.94 ! PT 0.94 SC 1.28 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 0.96 KP 0.88 ! LA 1.01 MK 1.08 NL 1.12 OV 0.92 ! PT 0.96 SC 1.26 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.95 KP 0.90 ! LA 1.00 MK 1.03 NL 1.15 OV 0.93 ! PT 0.95 SC 1.23 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.94 KP 0.91 ! LA 1.01 MK 1.02 NL 1.13 OV 0.93 ! PT 0.95 SC 1.25 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.03 HN 0.95 KP 0.86 ! LA 0.99 MK 1.01 NL 1.13 OV 0.92 ! PT 0.95 SC 1.25 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.94 KP 0.86 ! LA 1.01 MK 1.00 NL 1.13 OV 0.92 ! PT 0.96 SC 1.21 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.95 KP 0.88 ! LA 1.01 MK 1.00 NL 1.12 OV 0.93 ! PT 0.95 SC 1.22 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.94 KP 0.88 ! LA 0.99 MK 0.98 NL 1.12 OV 0.92 ! PT 0.95 SC 1.19 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 0.88 ! LA 1.01 MK 0.97 NL 1.12 OV 0.92 ! PT 0.95 SC 1.21 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.94 KP 0.87 ! LA 0.99 MK 0.98 NL 1.13 OV 0.94 ! PT 0.95 SC 1.18 ! ! ! Fit before self-cal, rms=0.206679Jy sigma=1.811992 ! Fit after self-cal, rms=0.171968Jy sigma=1.621587 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9393 mas, bmaj=1.537 mas, bpa=-3.941 degrees ! Estimated noise=0.179396 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 = 0.0106262 Jy ! Component: 100 - total flux cleaned = 0.0139391 Jy ! Component: 150 - total flux cleaned = 0.0150008 Jy ! Component: 200 - total flux cleaned = 0.0153467 Jy ! Total flux subtracted in 200 components = 0.0153467 Jy ! Clean residual min=-0.012287 max=0.010773 Jy/beam ! Clean residual mean=-0.000031 rms=0.003202 Jy/beam ! Combined flux in latest and established models = 0.577302 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.577301 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=0.169121Jy sigma=1.630702 ! Fit after self-cal, rms=0.169111Jy sigma=1.630372 ! 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=0.169111Jy sigma=1.630372 ! Fit after self-cal, rms=0.064710Jy sigma=1.141192 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9285 mas, bmaj=1.513 mas, bpa=-1.705 degrees ! Estimated noise=0.177641 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00153589 Jy ! Component: 100 - total flux cleaned = -0.00164312 Jy ! Component: 150 - total flux cleaned = -0.00196792 Jy ! Component: 200 - total flux cleaned = -0.00223765 Jy ! Total flux subtracted in 200 components = -0.00223765 Jy ! Clean residual min=-0.002821 max=0.003293 Jy/beam ! Clean residual mean=-0.000003 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.575064 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 97 components and 0.575064 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=0.064359Jy sigma=1.134342 ! Fit after self-cal, rms=0.064258Jy sigma=1.133282 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 (1.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021708 Jy ! Component: 100 - total flux cleaned = 0.00191866 Jy ! Component: 150 - total flux cleaned = 0.00166419 Jy ! Component: 200 - total flux cleaned = 0.00166521 Jy ! Total flux subtracted in 200 components = 0.00166521 Jy ! Clean residual min=-0.002426 max=0.002381 Jy/beam ! Clean residual mean=-0.000003 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.576729 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 107 components and 0.576729 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=0.064048Jy sigma=1.129209 ! Fit after self-cal, rms=0.064012Jy sigma=1.128633 ! Inverting map ! Added new window around map position (-13.8, -0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126155 Jy ! Component: 100 - total flux cleaned = 0.00173614 Jy ! Component: 150 - total flux cleaned = 0.0019382 Jy ! Component: 200 - total flux cleaned = 0.00202815 Jy ! Total flux subtracted in 200 components = 0.00202815 Jy ! Clean residual min=-0.002188 max=0.001929 Jy/beam ! Clean residual mean=-0.000003 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.578757 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 125 components and 0.578757 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=0.063904Jy sigma=1.126540 ! Fit after self-cal, rms=0.063892Jy sigma=1.126387 ! 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=0.063892Jy sigma=1.126387 ! Fit after self-cal, rms=0.062986Jy sigma=1.120959 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9239 mas, bmaj=1.509 mas, bpa=-1.055 degrees ! Estimated noise=0.176785 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000942386 Jy ! Component: 100 - total flux cleaned = -0.00129233 Jy ! Component: 150 - total flux cleaned = -0.00148746 Jy ! Component: 200 - total flux cleaned = -0.00157397 Jy ! Total flux subtracted in 200 components = -0.00157397 Jy ! Clean residual min=-0.001355 max=0.001497 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.577183 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 125 components and 0.577183 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=0.062894Jy sigma=1.119018 ! Fit after self-cal, rms=0.062880Jy sigma=1.118899 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 = -0.000329978 Jy ! Component: 100 - total flux cleaned = -0.000479058 Jy ! Component: 150 - total flux cleaned = -0.000613109 Jy ! Component: 200 - total flux cleaned = -0.000736798 Jy ! Total flux subtracted in 200 components = -0.000736798 Jy ! Clean residual min=-0.001299 max=0.001398 Jy/beam ! Clean residual mean=-0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.576446 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 131 components and 0.576446 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=0.062844Jy sigma=1.118152 ! Fit after self-cal, rms=0.062841Jy sigma=1.118125 ! Inverting map ! Added new window around map position (-3.4, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000951503 Jy ! Component: 100 - total flux cleaned = 0.00102214 Jy ! Component: 150 - total flux cleaned = 0.00111528 Jy ! Component: 200 - total flux cleaned = 0.00117385 Jy ! Total flux subtracted in 200 components = 0.00117385 Jy ! Clean residual min=-0.001246 max=0.001233 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.57762 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 140 components and 0.57762 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=0.062800Jy sigma=1.117403 ! Fit after self-cal, rms=0.062799Jy sigma=1.117383 ! 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=0.062799Jy sigma=1.117383 ! Fit after self-cal, rms=0.062673Jy sigma=1.116978 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.113 mas, bmaj=2.52 mas, bpa=1.814 degrees ! Estimated noise=0.236018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000312747 Jy ! Component: 100 - total flux cleaned = -0.000238284 Jy ! Component: 150 - total flux cleaned = -0.000151662 Jy ! Component: 200 - total flux cleaned = -7.76016e-05 Jy ! Total flux subtracted in 200 components = -7.76016e-05 Jy ! Clean residual min=-0.001744 max=0.001537 Jy/beam ! Clean residual mean=-0.000000 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.577543 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 163 components and 0.577543 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=0.062662Jy sigma=1.116729 ! Fit after self-cal, rms=0.062660Jy sigma=1.116698 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 = 8.80297e-05 Jy ! Component: 100 - total flux cleaned = 0.000138336 Jy ! Component: 150 - total flux cleaned = 0.000182248 Jy ! Component: 200 - total flux cleaned = 0.000222322 Jy ! Total flux subtracted in 200 components = 0.000222322 Jy ! Clean residual min=-0.001692 max=0.001537 Jy/beam ! Clean residual mean=-0.000000 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.577765 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 176 components and 0.577765 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=0.062657Jy sigma=1.116642 ! Fit after self-cal, rms=0.062656Jy sigma=1.116632 ! 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=0.9217 mas, bmaj=1.507 mas, bpa=-0.7586 degrees ! Estimated noise=0.176348 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9217 x 1.507 at -0.7586 degrees (North through East) ! Clean map min=-0.0011111 max=0.31596 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=0.7165 mas, bmaj=1.213 mas, bpa=-1.955 degrees ! Estimated noise=0.341395 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.219751 Jy ! Component: 100 - total flux cleaned = 0.322121 Jy ! Component: 150 - total flux cleaned = 0.385553 Jy ! Component: 200 - total flux cleaned = 0.426645 Jy ! Total flux subtracted in 200 components = 0.426645 Jy ! Clean residual min=-0.007082 max=0.022395 Jy/beam ! Clean residual mean=0.000007 rms=0.002203 Jy/beam ! Combined flux in latest and established models = 0.426645 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.426645 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9217 mas, bmaj=1.507 mas, bpa=-0.7586 degrees ! Estimated noise=0.176348 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 = 0.0476953 Jy ! Component: 100 - total flux cleaned = 0.0765585 Jy ! Component: 150 - total flux cleaned = 0.0956041 Jy ! Component: 200 - total flux cleaned = 0.108717 Jy ! Total flux subtracted in 200 components = 0.108717 Jy ! Clean residual min=-0.002995 max=0.007417 Jy/beam ! Clean residual mean=-0.000007 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.535362 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 64 components and 0.535362 Jy ! Inverting map ! Added new window around map position (-0.4, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00937189 Jy ! Component: 100 - total flux cleaned = 0.0163039 Jy ! Component: 150 - total flux cleaned = 0.0215354 Jy ! Component: 200 - total flux cleaned = 0.0255254 Jy ! Total flux subtracted in 200 components = 0.0255254 Jy ! Clean residual min=-0.001696 max=0.002442 Jy/beam ! Clean residual mean=-0.000003 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.560888 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 99 components and 0.560888 Jy ! Inverting map ! Added new window around map position (-1.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312696 Jy ! Component: 100 - total flux cleaned = 0.00559158 Jy ! Component: 150 - total flux cleaned = 0.00743013 Jy ! Component: 200 - total flux cleaned = 0.00859076 Jy ! Total flux subtracted in 200 components = 0.00859076 Jy ! Clean residual min=-0.001332 max=0.001283 Jy/beam ! Clean residual mean=-0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.569479 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 117 components and 0.569479 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=2.113 mas, bmaj=2.52 mas, bpa=1.814 degrees ! Estimated noise=0.236018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240256 Jy ! Component: 100 - total flux cleaned = 0.00402789 Jy ! Component: 150 - total flux cleaned = 0.005271 Jy ! Component: 200 - total flux cleaned = 0.00626333 Jy ! Total flux subtracted in 200 components = 0.00626333 Jy ! Clean residual min=-0.001725 max=0.001665 Jy/beam ! Clean residual mean=-0.000001 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.575742 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 = 0.000809905 Jy ! Component: 100 - total flux cleaned = 0.00147987 Jy ! Component: 150 - total flux cleaned = 0.00203889 Jy ! Component: 200 - total flux cleaned = 0.00249271 Jy ! Total flux subtracted in 200 components = 0.00249271 Jy ! Clean residual min=-0.001660 max=0.001607 Jy/beam ! Clean residual mean=0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.578235 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 196 components and 0.578235 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9217 mas, bmaj=1.507 mas, bpa=-0.7586 degrees ! Estimated noise=0.176348 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000640472 Jy ! Component: 100 - total flux cleaned = -0.000355692 Jy ! Component: 150 - total flux cleaned = -0.000201411 Jy ! Component: 200 - total flux cleaned = -6.12621e-05 Jy ! Total flux subtracted in 200 components = -6.12621e-05 Jy ! Clean residual min=-0.001126 max=0.001156 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.578173 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 205 components and 0.578173 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=0.062603Jy sigma=1.115805 ! Fit after self-cal, rms=0.062598Jy sigma=1.115692 wmodel J2050+3619_X_map.mod ! Writing 205 model components to file: J2050+3619_X_map.mod wobs J2050+3619_X_uvs.fits ! Writing UV FITS file: J2050+3619_X_uvs.fits wwins J2050+3619_X_map.win ! wwins: Wrote 7 windows to J2050+3619_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 = 0.000324447 Jy ! Component: 100 - total flux cleaned = 0.000505367 Jy ! Component: 150 - total flux cleaned = 0.000581818 Jy ! Component: 200 - total flux cleaned = 0.000600727 Jy ! Component: 250 - total flux cleaned = 0.000565294 Jy ! Component: 300 - total flux cleaned = 0.000478587 Jy ! Component: 350 - total flux cleaned = 0.000444615 Jy ! Component: 400 - total flux cleaned = 0.000411372 Jy ! Component: 450 - total flux cleaned = 0.00037924 Jy ! Component: 500 - total flux cleaned = 0.000395571 Jy ! Component: 550 - total flux cleaned = 0.000395536 Jy ! Component: 600 - total flux cleaned = 0.000395825 Jy ! Component: 650 - total flux cleaned = 0.000411483 Jy ! Component: 700 - total flux cleaned = 0.000381872 Jy ! Component: 750 - total flux cleaned = 0.000367396 Jy ! Component: 800 - total flux cleaned = 0.000324125 Jy ! Component: 850 - total flux cleaned = 0.000324478 Jy ! Component: 900 - total flux cleaned = 0.000324375 Jy ! Component: 950 - total flux cleaned = 0.000282573 Jy ! Component: 1000 - total flux cleaned = 0.000227798 Jy ! Component: 1050 - total flux cleaned = 0.000214071 Jy ! Component: 1100 - total flux cleaned = 0.000107267 Jy ! Component: 1150 - total flux cleaned = 0.000120599 Jy ! Component: 1200 - total flux cleaned = 4.2297e-05 Jy ! Component: 1250 - total flux cleaned = 2.92523e-05 Jy ! Component: 1300 - total flux cleaned = -9.16299e-06 Jy ! Component: 1350 - total flux cleaned = -0.000110502 Jy ! Component: 1400 - total flux cleaned = -9.79585e-05 Jy ! Component: 1450 - total flux cleaned = -0.000172519 Jy ! Component: 1500 - total flux cleaned = -0.000209547 Jy ! Component: 1550 - total flux cleaned = -0.000258436 Jy ! Component: 1600 - total flux cleaned = -0.000258344 Jy ! Component: 1650 - total flux cleaned = -0.000294311 Jy ! Component: 1700 - total flux cleaned = -0.000294128 Jy ! Component: 1750 - total flux cleaned = -0.000317748 Jy ! Component: 1800 - total flux cleaned = -0.000341007 Jy ! Component: 1850 - total flux cleaned = -0.00031782 Jy ! Component: 1900 - total flux cleaned = -0.000306328 Jy ! Component: 1950 - total flux cleaned = -0.000317756 Jy ! Component: 2000 - total flux cleaned = -0.000329444 Jy ! Component: 2050 - total flux cleaned = -0.000385809 Jy ! Component: 2100 - total flux cleaned = -0.000341074 Jy ! Component: 2150 - total flux cleaned = -0.000374669 Jy ! Component: 2200 - total flux cleaned = -0.000341674 Jy ! Component: 2250 - total flux cleaned = -0.00040735 Jy ! Component: 2300 - total flux cleaned = -0.000385577 Jy ! Component: 2350 - total flux cleaned = -0.000363973 Jy ! Component: 2400 - total flux cleaned = -0.000406911 Jy ! Component: 2450 - total flux cleaned = -0.000385522 Jy ! Component: 2500 - total flux cleaned = -0.000427728 Jy ! Component: 2550 - total flux cleaned = -0.000396222 Jy ! Component: 2600 - total flux cleaned = -0.000417052 Jy ! Component: 2650 - total flux cleaned = -0.000396256 Jy ! Component: 2700 - total flux cleaned = -0.000365394 Jy ! Component: 2750 - total flux cleaned = -0.000385798 Jy ! Component: 2800 - total flux cleaned = -0.00040623 Jy ! Component: 2850 - total flux cleaned = -0.000426417 Jy ! Component: 2900 - total flux cleaned = -0.000406359 Jy ! Component: 2950 - total flux cleaned = -0.000426312 Jy ! Component: 3000 - total flux cleaned = -0.000436232 Jy ! Component: 3050 - total flux cleaned = -0.000446051 Jy ! Component: 3100 - total flux cleaned = -0.000426512 Jy ! Component: 3150 - total flux cleaned = -0.000465491 Jy ! Component: 3200 - total flux cleaned = -0.000475051 Jy ! Component: 3250 - total flux cleaned = -0.000484676 Jy ! Component: 3300 - total flux cleaned = -0.000494236 Jy ! Component: 3350 - total flux cleaned = -0.000532287 Jy ! Component: 3400 - total flux cleaned = -0.000522893 Jy ! Component: 3450 - total flux cleaned = -0.000504119 Jy ! Component: 3500 - total flux cleaned = -0.000522858 Jy ! Component: 3550 - total flux cleaned = -0.000532207 Jy ! Component: 3600 - total flux cleaned = -0.000560031 Jy ! Component: 3650 - total flux cleaned = -0.00055991 Jy ! Component: 3700 - total flux cleaned = -0.000578233 Jy ! Component: 3750 - total flux cleaned = -0.00051442 Jy ! Component: 3800 - total flux cleaned = -0.000523501 Jy ! Component: 3850 - total flux cleaned = -0.000559603 Jy ! Component: 3900 - total flux cleaned = -0.000532709 Jy ! Component: 3950 - total flux cleaned = -0.000559527 Jy ! Component: 4000 - total flux cleaned = -0.00055958 Jy ! Component: 4050 - total flux cleaned = -0.000586063 Jy ! Total flux subtracted in 4096 components = -0.000559625 Jy ! Clean residual min=-0.000593 max=0.000492 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.577614 Jy keep ! Adding 369 model components to the UV plane model. ! The established model now contains 574 components and 0.577614 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2050+3619_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9217 x 1.507 at -0.7586 degrees (North through East) ! Clean map min=-0.00082847 max=0.31807 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2050+3619_X_map.fits wmodel /vlbi/uf001/uva//J2050+3619_X_map.mod ! Writing 574 model components to file: /vlbi/uf001/uva//J2050+3619_X_map.mod wobs /vlbi/uf001/uva//J2050+3619_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2050+3619_X_uvs.fits wwins /vlbi/uf001/uva//J2050+3619_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J2050+3619_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.318073 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000152275 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.143623 0.143623 0.287247 0.574493 1.14899 2.29797 4.59595 9.19189 18.3838 36.7676 73.5351 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.318 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2088.8 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2050+3619_X_dfm.log closed on Mon Jan 14 05:39:58 2019