! Started logfile: /vlbi/uf001/uva//J0813+2542_X_dfm.log on Sun Jan 13 23:50:50 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//J0813+2542_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0813+2542_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.974659 visibilities/baseline/integration-bin. ! Found source: J0813+2542 ! ! 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 24000 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 J0813+2542_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 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.054033Jy sigma=24.762204 ! Fit after self-cal, rms=0.692770Jy sigma=16.284764 ! 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=0.7026 mas, bmaj=1.377 mas, bpa=0.8894 degrees ! Estimated noise=0.380178 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 = 0.225325 Jy ! Component: 100 - total flux cleaned = 0.291785 Jy ! Total flux subtracted in 100 components = 0.291785 Jy ! Clean residual min=-0.012384 max=0.034638 Jy/beam ! Clean residual mean=-0.000014 rms=0.003042 Jy/beam ! Combined flux in latest and established models = 0.291785 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.291785 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=0.095155Jy sigma=2.174512 ! Fit after self-cal, rms=0.095116Jy sigma=2.173779 ! Inverting map ! Added new window around map position (-1.4, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0375935 Jy ! Component: 100 - total flux cleaned = 0.0608126 Jy ! Total flux subtracted in 100 components = 0.0608126 Jy ! Clean residual min=-0.008490 max=0.012132 Jy/beam ! Clean residual mean=-0.000009 rms=0.001934 Jy/beam ! Combined flux in latest and established models = 0.352597 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.352597 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=0.073049Jy sigma=1.655756 ! Fit after self-cal, rms=0.072559Jy sigma=1.645347 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0156501 Jy ! Component: 100 - total flux cleaned = 0.0262962 Jy ! Total flux subtracted in 100 components = 0.0262962 Jy ! Clean residual min=-0.007593 max=0.010005 Jy/beam ! Clean residual mean=-0.000007 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 0.378893 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.378893 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=0.066994Jy sigma=1.516130 ! Fit after self-cal, rms=0.066905Jy sigma=1.514322 ! Inverting map ! Added new window around map position (-7.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00992947 Jy ! Component: 100 - total flux cleaned = 0.0173002 Jy ! Total flux subtracted in 100 components = 0.0173002 Jy ! Clean residual min=-0.007112 max=0.007749 Jy/beam ! Clean residual mean=-0.000006 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.396194 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.396194 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=0.064797Jy sigma=1.463646 ! Fit after self-cal, rms=0.064741Jy sigma=1.462300 ! 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=0.8861 mas, bmaj=1.671 mas, bpa=1.054 degrees ! Estimated noise=0.198662 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 = 0.0102459 Jy ! Component: 100 - total flux cleaned = 0.0175448 Jy ! Component: 150 - total flux cleaned = 0.0232091 Jy ! Component: 200 - total flux cleaned = 0.0276707 Jy ! Total flux subtracted in 200 components = 0.0276707 Jy ! Clean residual min=-0.006982 max=0.008612 Jy/beam ! Clean residual mean=-0.000008 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 0.423864 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 42 components and 0.423864 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=0.062522Jy sigma=1.409363 ! Fit after self-cal, rms=0.062446Jy sigma=1.407548 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8861 x 1.671 at 1.054 degrees (North through East) ! Clean map min=-0.0065596 max=0.30738 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 0.94 KP 0.99 LA 1.01 ! MK 1.03 NL 1.08 OV 0.91 PT 0.91 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 0.99 LA 1.00 ! MK 1.05 NL 1.09 OV 0.91 PT 0.92 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.95 KP 0.98 LA 1.00 ! MK 1.02 NL 1.10 OV 0.91 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.96 KP 0.98 LA 1.00 ! MK 1.03 NL 1.09 OV 0.92 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 0.99 LA 1.00 ! MK 1.04 NL 1.10 OV 0.92 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.96 KP 1.00 LA 1.00 ! MK 1.03 NL 1.10 OV 0.93 PT 0.92 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.97 KP 0.99 LA 1.02 ! MK 1.03 NL 1.10 OV 0.94 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.98 KP 1.01 LA 1.01 ! MK 1.05 NL 1.11 OV 0.92 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 0.97 KP 1.01 LA 1.02 ! MK 1.04 NL 1.11 OV 0.94 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.00 KP 1.00 LA 1.02 ! MK 1.04 NL 1.11 OV 0.93 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 0.97 KP 1.02 LA 1.02 ! MK 1.06 NL 1.11 OV 0.94 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 0.96 KP 1.00 LA 1.02 ! MK 1.08 NL 1.12 OV 0.93 PT 0.94 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.062446Jy sigma=1.407548 ! Fit after self-cal, rms=0.056486Jy sigma=1.261044 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8878 mas, bmaj=1.68 mas, bpa=1.758 degrees ! Estimated noise=0.198432 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 = -0.0032572 Jy ! Component: 100 - total flux cleaned = -0.00474639 Jy ! Component: 150 - total flux cleaned = -0.00534759 Jy ! Component: 200 - total flux cleaned = -0.00578301 Jy ! Total flux subtracted in 200 components = -0.00578301 Jy ! Clean residual min=-0.003376 max=0.002206 Jy/beam ! Clean residual mean=-0.000000 rms=0.000523 Jy/beam ! Combined flux in latest and established models = 0.418081 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 57 components and 0.418081 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=0.055972Jy sigma=1.249309 ! Fit after self-cal, rms=0.055960Jy sigma=1.248530 ! 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=0.055960Jy sigma=1.248530 ! Fit after self-cal, rms=0.055489Jy sigma=1.238437 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8859 mas, bmaj=1.673 mas, bpa=1.309 degrees ! Estimated noise=0.198135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00207522 Jy ! Component: 100 - total flux cleaned = -0.00288467 Jy ! Component: 150 - total flux cleaned = -0.00350552 Jy ! Component: 200 - total flux cleaned = -0.00370662 Jy ! Total flux subtracted in 200 components = -0.00370662 Jy ! Clean residual min=-0.002145 max=0.001789 Jy/beam ! Clean residual mean=0.000001 rms=0.000389 Jy/beam ! Combined flux in latest and established models = 0.414375 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.414375 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=0.055284Jy sigma=1.233806 ! Fit after self-cal, rms=0.055265Jy sigma=1.233437 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 = -0.000351692 Jy ! Component: 100 - total flux cleaned = -0.000686287 Jy ! Component: 150 - total flux cleaned = -0.000871586 Jy ! Component: 200 - total flux cleaned = -0.00104497 Jy ! Total flux subtracted in 200 components = -0.00104497 Jy ! Clean residual min=-0.001995 max=0.001718 Jy/beam ! Clean residual mean=0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.41333 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.41333 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=0.055208Jy sigma=1.232255 ! Fit after self-cal, rms=0.055203Jy sigma=1.232200 ! 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=0.055203Jy sigma=1.232200 ! Fit after self-cal, rms=0.055083Jy sigma=1.230748 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8838 mas, bmaj=1.673 mas, bpa=1.282 degrees ! Estimated noise=0.197987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000993105 Jy ! Component: 100 - total flux cleaned = -0.001411 Jy ! Component: 150 - total flux cleaned = -0.00159587 Jy ! Component: 200 - total flux cleaned = -0.00176363 Jy ! Total flux subtracted in 200 components = -0.00176363 Jy ! Clean residual min=-0.001680 max=0.001480 Jy/beam ! Clean residual mean=0.000001 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.411566 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.411566 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=0.055010Jy sigma=1.229102 ! Fit after self-cal, rms=0.055003Jy sigma=1.228988 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 = -0.000246124 Jy ! Component: 100 - total flux cleaned = -0.000460883 Jy ! Component: 150 - total flux cleaned = -0.000626758 Jy ! Component: 200 - total flux cleaned = -0.000754851 Jy ! Total flux subtracted in 200 components = -0.000754851 Jy ! Clean residual min=-0.001638 max=0.001430 Jy/beam ! Clean residual mean=0.000001 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.410811 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 72 components and 0.410811 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=0.054974Jy sigma=1.228356 ! Fit after self-cal, rms=0.054970Jy sigma=1.228320 ! 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=0.054970Jy sigma=1.228320 ! Fit after self-cal, rms=0.054944Jy sigma=1.227879 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.957 mas, bmaj=2.76 mas, bpa=-3.079 degrees ! Estimated noise=0.258185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00085506 Jy ! Component: 100 - total flux cleaned = -0.00108416 Jy ! Component: 150 - total flux cleaned = -0.00119047 Jy ! Component: 200 - total flux cleaned = -0.00126965 Jy ! Total flux subtracted in 200 components = -0.00126965 Jy ! Clean residual min=-0.001239 max=0.001557 Jy/beam ! Clean residual mean=0.000002 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.409542 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 78 components and 0.409542 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=0.054930Jy sigma=1.227568 ! Fit after self-cal, rms=0.054929Jy sigma=1.227534 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 (12.4, -34.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000760041 Jy ! Component: 100 - total flux cleaned = 0.000832997 Jy ! Component: 150 - total flux cleaned = 0.000793592 Jy ! Component: 200 - total flux cleaned = 0.000754705 Jy ! Total flux subtracted in 200 components = 0.000754705 Jy ! Clean residual min=-0.001133 max=0.001406 Jy/beam ! Clean residual mean=0.000003 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.410296 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 97 components and 0.410296 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=0.054906Jy sigma=1.226954 ! Fit after self-cal, rms=0.054903Jy sigma=1.226888 ! Inverting map ! Added new window around map position (-0.6, -33.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000871992 Jy ! Component: 100 - total flux cleaned = 0.00120105 Jy ! Component: 150 - total flux cleaned = 0.00148495 Jy ! Component: 200 - total flux cleaned = 0.00162859 Jy ! Total flux subtracted in 200 components = 0.00162859 Jy ! Clean residual min=-0.001066 max=0.001137 Jy/beam ! Clean residual mean=0.000002 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.411925 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 122 components and 0.411925 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=0.054878Jy sigma=1.226371 ! Fit after self-cal, rms=0.054877Jy sigma=1.226351 ! 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=0.8826 mas, bmaj=1.672 mas, bpa=1.263 degrees ! Estimated noise=0.197965 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8826 x 1.672 at 1.263 degrees (North through East) ! Clean map min=-0.0012276 max=0.30655 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=0.6996 mas, bmaj=1.377 mas, bpa=1.025 degrees ! Estimated noise=0.378336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.22412 Jy ! Component: 100 - total flux cleaned = 0.291729 Jy ! Component: 150 - total flux cleaned = 0.330441 Jy ! Component: 200 - total flux cleaned = 0.354923 Jy ! Total flux subtracted in 200 components = 0.354923 Jy ! Clean residual min=-0.005120 max=0.012845 Jy/beam ! Clean residual mean=-0.000004 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 0.354923 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.354923 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8826 mas, bmaj=1.672 mas, bpa=1.263 degrees ! Estimated noise=0.197965 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 = 0.0200981 Jy ! Component: 100 - total flux cleaned = 0.0313667 Jy ! Component: 150 - total flux cleaned = 0.0382284 Jy ! Component: 200 - total flux cleaned = 0.0426808 Jy ! Total flux subtracted in 200 components = 0.0426808 Jy ! Clean residual min=-0.001723 max=0.002965 Jy/beam ! Clean residual mean=-0.000002 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.397604 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 26 components and 0.397604 Jy ! Inverting map ! Added new window around map position (-2.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00324466 Jy ! Component: 100 - total flux cleaned = 0.00559119 Jy ! Component: 150 - total flux cleaned = 0.00708776 Jy ! Component: 200 - total flux cleaned = 0.00808862 Jy ! Total flux subtracted in 200 components = 0.00808862 Jy ! Clean residual min=-0.001265 max=0.001410 Jy/beam ! Clean residual mean=0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.405692 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 47 components and 0.405692 Jy ! Inverting map ! Added new window around map position (5.6, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103385 Jy ! Component: 100 - total flux cleaned = 0.00165807 Jy ! Component: 150 - total flux cleaned = 0.00231921 Jy ! Component: 200 - total flux cleaned = 0.00280809 Jy ! Total flux subtracted in 200 components = 0.00280809 Jy ! Clean residual min=-0.001154 max=0.001150 Jy/beam ! Clean residual mean=0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.4085 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 69 components and 0.4085 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=1.957 mas, bmaj=2.76 mas, bpa=-3.079 degrees ! Estimated noise=0.258185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00088209 Jy ! Component: 100 - total flux cleaned = 0.00130667 Jy ! Component: 150 - total flux cleaned = 0.00158403 Jy ! Component: 200 - total flux cleaned = 0.00180574 Jy ! Total flux subtracted in 200 components = 0.00180574 Jy ! Clean residual min=-0.001061 max=0.001079 Jy/beam ! Clean residual mean=0.000002 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.410306 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 = 0.000223112 Jy ! Component: 100 - total flux cleaned = 0.000367583 Jy ! Component: 150 - total flux cleaned = 0.000541134 Jy ! Component: 200 - total flux cleaned = 0.000685185 Jy ! Total flux subtracted in 200 components = 0.000685185 Jy ! Clean residual min=-0.000976 max=0.001046 Jy/beam ! Clean residual mean=0.000002 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.410991 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 122 components and 0.410991 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8826 mas, bmaj=1.672 mas, bpa=1.263 degrees ! Estimated noise=0.197965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000156801 Jy ! Component: 100 - total flux cleaned = 0.000191575 Jy ! Component: 150 - total flux cleaned = 0.000287665 Jy ! Component: 200 - total flux cleaned = 0.00037777 Jy ! Total flux subtracted in 200 components = 0.00037777 Jy ! Clean residual min=-0.001013 max=0.001083 Jy/beam ! Clean residual mean=0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.411369 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 141 components and 0.411369 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=0.054782Jy sigma=1.223957 ! Fit after self-cal, rms=0.054766Jy sigma=1.223644 wmodel J0813+2542_X_map.mod ! Writing 141 model components to file: J0813+2542_X_map.mod wobs J0813+2542_X_uvs.fits ! Writing UV FITS file: J0813+2542_X_uvs.fits wwins J0813+2542_X_map.win ! wwins: Wrote 7 windows to J0813+2542_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 = 0.000366097 Jy ! Component: 100 - total flux cleaned = 0.000490656 Jy ! Component: 150 - total flux cleaned = 0.000490644 Jy ! Component: 200 - total flux cleaned = 0.000474332 Jy ! Component: 250 - total flux cleaned = 0.0004744 Jy ! Component: 300 - total flux cleaned = 0.000506311 Jy ! Component: 350 - total flux cleaned = 0.000506187 Jy ! Component: 400 - total flux cleaned = 0.000506506 Jy ! Component: 450 - total flux cleaned = 0.000551843 Jy ! Component: 500 - total flux cleaned = 0.00063989 Jy ! Component: 550 - total flux cleaned = 0.000654504 Jy ! Component: 600 - total flux cleaned = 0.000768371 Jy ! Component: 650 - total flux cleaned = 0.000796337 Jy ! Component: 700 - total flux cleaned = 0.000823714 Jy ! Component: 750 - total flux cleaned = 0.000837496 Jy ! Component: 800 - total flux cleaned = 0.000864695 Jy ! Component: 850 - total flux cleaned = 0.000918206 Jy ! Component: 900 - total flux cleaned = 0.000971043 Jy ! Component: 950 - total flux cleaned = 0.00101005 Jy ! Component: 1000 - total flux cleaned = 0.00101009 Jy ! Component: 1050 - total flux cleaned = 0.00112478 Jy ! Component: 1100 - total flux cleaned = 0.00107436 Jy ! Component: 1150 - total flux cleaned = 0.00113708 Jy ! Component: 1200 - total flux cleaned = 0.00113701 Jy ! Component: 1250 - total flux cleaned = 0.00119823 Jy ! Component: 1300 - total flux cleaned = 0.00119831 Jy ! Component: 1350 - total flux cleaned = 0.00125848 Jy ! Component: 1400 - total flux cleaned = 0.00129419 Jy ! Component: 1450 - total flux cleaned = 0.00129438 Jy ! Component: 1500 - total flux cleaned = 0.00134106 Jy ! Component: 1550 - total flux cleaned = 0.00135252 Jy ! Component: 1600 - total flux cleaned = 0.00132941 Jy ! Component: 1650 - total flux cleaned = 0.0013637 Jy ! Component: 1700 - total flux cleaned = 0.00136381 Jy ! Component: 1750 - total flux cleaned = 0.00137515 Jy ! Component: 1800 - total flux cleaned = 0.00134173 Jy ! Component: 1850 - total flux cleaned = 0.00136369 Jy ! Component: 1900 - total flux cleaned = 0.00138568 Jy ! Component: 1950 - total flux cleaned = 0.00138559 Jy ! Component: 2000 - total flux cleaned = 0.00132081 Jy ! Component: 2050 - total flux cleaned = 0.00135298 Jy ! Component: 2100 - total flux cleaned = 0.0013316 Jy ! Component: 2150 - total flux cleaned = 0.00129995 Jy ! Component: 2200 - total flux cleaned = 0.0013106 Jy ! Component: 2250 - total flux cleaned = 0.00132103 Jy ! Component: 2300 - total flux cleaned = 0.00135189 Jy ! Component: 2350 - total flux cleaned = 0.0013416 Jy ! Component: 2400 - total flux cleaned = 0.00131105 Jy ! Component: 2450 - total flux cleaned = 0.00127061 Jy ! Component: 2500 - total flux cleaned = 0.00129078 Jy ! Component: 2550 - total flux cleaned = 0.0012808 Jy ! Component: 2600 - total flux cleaned = 0.00128084 Jy ! Component: 2650 - total flux cleaned = 0.00125122 Jy ! Component: 2700 - total flux cleaned = 0.00125118 Jy ! Component: 2750 - total flux cleaned = 0.00125101 Jy ! Component: 2800 - total flux cleaned = 0.00122213 Jy ! Component: 2850 - total flux cleaned = 0.00121261 Jy ! Component: 2900 - total flux cleaned = 0.00123164 Jy ! Component: 2950 - total flux cleaned = 0.00121281 Jy ! Component: 3000 - total flux cleaned = 0.00121277 Jy ! Component: 3050 - total flux cleaned = 0.00122215 Jy ! Component: 3100 - total flux cleaned = 0.00124063 Jy ! Component: 3150 - total flux cleaned = 0.00127758 Jy ! Component: 3200 - total flux cleaned = 0.00124079 Jy ! Component: 3250 - total flux cleaned = 0.00125907 Jy ! Component: 3300 - total flux cleaned = 0.00122275 Jy ! Component: 3350 - total flux cleaned = 0.00124071 Jy ! Component: 3400 - total flux cleaned = 0.00120484 Jy ! Component: 3450 - total flux cleaned = 0.00124053 Jy ! Component: 3500 - total flux cleaned = 0.00123152 Jy ! Component: 3550 - total flux cleaned = 0.00120515 Jy ! Component: 3600 - total flux cleaned = 0.00122273 Jy ! Component: 3650 - total flux cleaned = 0.00119652 Jy ! Component: 3700 - total flux cleaned = 0.00121387 Jy ! Component: 3750 - total flux cleaned = 0.00117937 Jy ! Component: 3800 - total flux cleaned = 0.00120504 Jy ! Component: 3850 - total flux cleaned = 0.00122221 Jy ! Component: 3900 - total flux cleaned = 0.00120517 Jy ! Component: 3950 - total flux cleaned = 0.00121362 Jy ! Component: 4000 - total flux cleaned = 0.00117161 Jy ! Component: 4050 - total flux cleaned = 0.00118834 Jy ! Total flux subtracted in 4096 components = 0.00119667 Jy ! Clean residual min=-0.000492 max=0.000497 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.412566 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 451 components and 0.412566 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0813+2542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8826 x 1.672 at 1.263 degrees (North through East) ! Clean map min=-0.00084176 max=0.30725 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0813+2542_X_map.fits wmodel /vlbi/uf001/uva//J0813+2542_X_map.mod ! Writing 451 model components to file: /vlbi/uf001/uva//J0813+2542_X_map.mod wobs /vlbi/uf001/uva//J0813+2542_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0813+2542_X_uvs.fits wwins /vlbi/uf001/uva//J0813+2542_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0813+2542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.307247 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000142903 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.139533 0.139533 0.279066 0.558131 1.11626 2.23253 4.46505 8.9301 17.8602 35.7204 71.4408 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.307 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2150.03 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0813+2542_X_dfm.log closed on Sun Jan 13 23:50:56 2019