! Started logfile: /vlbi/uf001/uva//J0541+6745_X_dfm.log on Sun Jan 13 22:41:59 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//J0541+6745_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0541+6745_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.99961 visibilities/baseline/integration-bin. ! Found source: J0541+6745 ! ! 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 30768 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 J0541+6745_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. ! ! 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=1.002131Jy sigma=25.711857 ! Fit after self-cal, rms=0.968556Jy sigma=24.847599 ! 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=0.8182 mas, bmaj=0.8978 mas, bpa=33.93 degrees ! Estimated noise=0.341473 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 = 0.0247558 Jy ! Component: 100 - total flux cleaned = 0.030647 Jy ! Total flux subtracted in 100 components = 0.030647 Jy ! Clean residual min=-0.002627 max=0.002212 Jy/beam ! Clean residual mean=0.000000 rms=0.000537 Jy/beam ! Combined flux in latest and established models = 0.030647 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.030647 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=0.054633Jy sigma=1.332442 ! Fit after self-cal, rms=0.052747Jy sigma=1.285111 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0045568 Jy ! Component: 100 - total flux cleaned = 0.00644083 Jy ! Total flux subtracted in 100 components = 0.00644083 Jy ! Clean residual min=-0.002272 max=0.002058 Jy/beam ! Clean residual mean=0.000001 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.0370878 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0370878 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=0.052311Jy sigma=1.273281 ! Fit after self-cal, rms=0.052309Jy sigma=1.272926 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.072 mas, bmaj=1.163 mas, bpa=45.97 degrees ! Estimated noise=0.160757 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 (-0.2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176797 Jy ! Component: 100 - total flux cleaned = 0.00286506 Jy ! Component: 150 - total flux cleaned = 0.00365578 Jy ! Component: 200 - total flux cleaned = 0.00414007 Jy ! Total flux subtracted in 200 components = 0.00414007 Jy ! Clean residual min=-0.001336 max=0.001278 Jy/beam ! Clean residual mean=0.000002 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0412279 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.0412279 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=0.052244Jy sigma=1.270983 ! Fit after self-cal, rms=0.052236Jy sigma=1.270695 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.072 x 1.163 at 45.97 degrees (North through East) ! Clean map min=-0.0012333 max=0.035682 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.90 HN 0.94 KP 1.05 ! LA 0.98 MK 1.10 NL 1.13 OV 0.94 ! PT 0.86 SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 0.95 KP 0.95 ! LA 1.00 MK 1.00 NL 1.21 OV 0.94 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.99 KP 1.07 ! LA 1.08 MK 1.01 NL 1.13 OV 0.88 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 0.92 KP 1.10 ! LA 0.93 MK 1.11 NL 1.10 OV 0.94 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.02 HN 0.93 KP 1.10 ! LA 0.92 MK 1.02 NL 1.21 OV 0.85 ! PT 0.94 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.98 KP 0.97 ! LA 1.09 MK 1.08 NL 1.15 OV 0.83 ! PT 1.00 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.85 KP 1.06 ! LA 1.00 MK 1.06 NL 1.15 OV 0.90 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 0.87 KP 1.02 ! LA 0.95 MK 1.03 NL 1.17 OV 0.95 ! PT 0.94 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.90 KP 1.13 ! LA 1.04 MK 1.02 NL 1.15 OV 0.89 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.82 KP 1.21 ! LA 1.03 MK 1.00 NL 1.04 OV 0.87 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.88 HN 0.91 KP 1.10 ! LA 1.16 MK 0.99 NL 1.18 OV 0.91 ! PT 0.90 SC 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.92 HN 0.88 KP 1.13 ! LA 0.96 MK 0.91 NL 1.19 OV 0.96 ! PT 0.86 SC 0.89 ! ! ! Fit before self-cal, rms=0.052236Jy sigma=1.270695 ! Fit after self-cal, rms=0.051189Jy sigma=1.265231 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.065 mas, bmaj=1.161 mas, bpa=45.67 degrees ! Estimated noise=0.159422 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 = 0.00016883 Jy ! Component: 100 - total flux cleaned = 0.000120654 Jy ! Component: 150 - total flux cleaned = 6.41102e-05 Jy ! Component: 200 - total flux cleaned = 1.47549e-05 Jy ! Total flux subtracted in 200 components = 1.47549e-05 Jy ! Clean residual min=-0.000893 max=0.001032 Jy/beam ! Clean residual mean=0.000002 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0412427 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.0412427 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=0.051178Jy sigma=1.264965 ! Fit after self-cal, rms=0.051245Jy sigma=1.263937 ! 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=0.051245Jy sigma=1.263937 ! Fit after self-cal, rms=0.052160Jy sigma=1.260683 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.061 mas, bmaj=1.163 mas, bpa=46.01 degrees ! Estimated noise=0.159847 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000113973 Jy ! Component: 100 - total flux cleaned = 0.000113997 Jy ! Component: 150 - total flux cleaned = 0.000137296 Jy ! Component: 200 - total flux cleaned = 0.000137934 Jy ! Total flux subtracted in 200 components = 0.000137934 Jy ! Clean residual min=-0.000859 max=0.000867 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0413806 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0413806 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=0.052153Jy sigma=1.260524 ! Fit after self-cal, rms=0.052221Jy sigma=1.260048 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 (31.2, 27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070664 Jy ! Component: 100 - total flux cleaned = 0.000817359 Jy ! Component: 150 - total flux cleaned = 0.000803688 Jy ! Component: 200 - total flux cleaned = 0.000766502 Jy ! Total flux subtracted in 200 components = 0.000766502 Jy ! Clean residual min=-0.000813 max=0.000788 Jy/beam ! Clean residual mean=0.000001 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.0421471 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 55 components and 0.0421471 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=0.052207Jy sigma=1.259682 ! Fit after self-cal, rms=0.052206Jy sigma=1.259610 ! 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=0.052206Jy sigma=1.259610 ! Fit after self-cal, rms=0.052522Jy sigma=1.259476 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=1.16 mas, bpa=46.92 degrees ! Estimated noise=0.160079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000371612 Jy ! Component: 100 - total flux cleaned = 0.000386177 Jy ! Component: 150 - total flux cleaned = 0.000385649 Jy ! Component: 200 - total flux cleaned = 0.000385321 Jy ! Total flux subtracted in 200 components = 0.000385321 Jy ! Clean residual min=-0.000841 max=0.000798 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0425324 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 60 components and 0.0425324 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=0.052514Jy sigma=1.259302 ! Fit after self-cal, rms=0.052528Jy sigma=1.259203 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 = 0.000159251 Jy ! Component: 100 - total flux cleaned = 0.000148667 Jy ! Component: 150 - total flux cleaned = 0.000138501 Jy ! Component: 200 - total flux cleaned = 0.000138521 Jy ! Total flux subtracted in 200 components = 0.000138521 Jy ! Clean residual min=-0.000864 max=0.000784 Jy/beam ! Clean residual mean=0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.0426709 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 66 components and 0.0426709 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=0.052524Jy sigma=1.259104 ! Fit after self-cal, rms=0.052525Jy sigma=1.259095 ! 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=0.052525Jy sigma=1.259095 ! Fit after self-cal, rms=0.052546Jy sigma=1.259058 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.261 mas, bmaj=2.503 mas, bpa=66.83 degrees ! Estimated noise=0.209074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237989 Jy ! Component: 100 - total flux cleaned = 0.000297705 Jy ! Component: 150 - total flux cleaned = 0.000351239 Jy ! Component: 200 - total flux cleaned = 0.000381656 Jy ! Total flux subtracted in 200 components = 0.000381656 Jy ! Clean residual min=-0.001054 max=0.000859 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0430526 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 79 components and 0.0430526 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=0.052545Jy sigma=1.259036 ! Fit after self-cal, rms=0.052550Jy sigma=1.258971 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 = 8.98075e-05 Jy ! Component: 100 - total flux cleaned = 0.000107024 Jy ! Component: 150 - total flux cleaned = 0.00011189 Jy ! Component: 200 - total flux cleaned = 0.00010737 Jy ! Total flux subtracted in 200 components = 0.00010737 Jy ! Clean residual min=-0.001024 max=0.000850 Jy/beam ! Clean residual mean=0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.04316 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 86 components and 0.04316 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=0.052550Jy sigma=1.258973 ! Fit after self-cal, rms=0.052547Jy sigma=1.258833 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=1.156 mas, bpa=47.77 degrees ! Estimated noise=0.160082 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 1.156 at 47.77 degrees (North through East) ! Clean map min=-0.0007524 max=0.035368 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=0.8111 mas, bmaj=0.8907 mas, bpa=34.84 degrees ! Estimated noise=0.33412 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0263254 Jy ! Component: 100 - total flux cleaned = 0.0333356 Jy ! Component: 150 - total flux cleaned = 0.0363721 Jy ! Component: 200 - total flux cleaned = 0.0378358 Jy ! Total flux subtracted in 200 components = 0.0378358 Jy ! Clean residual min=-0.002040 max=0.001861 Jy/beam ! Clean residual mean=0.000000 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.0378358 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0378358 Jy ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=1.156 mas, bpa=47.77 degrees ! Estimated noise=0.160082 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 = 0.00196268 Jy ! Component: 100 - total flux cleaned = 0.00303671 Jy ! Component: 150 - total flux cleaned = 0.00373929 Jy ! Component: 200 - total flux cleaned = 0.00404644 Jy ! Total flux subtracted in 200 components = 0.00404644 Jy ! Clean residual min=-0.000860 max=0.000816 Jy/beam ! Clean residual mean=0.000001 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0418822 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 0.0418822 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=2.261 mas, bmaj=2.503 mas, bpa=66.83 degrees ! Estimated noise=0.209074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0004262 Jy ! Component: 100 - total flux cleaned = 0.000634065 Jy ! Component: 150 - total flux cleaned = 0.000763124 Jy ! Component: 200 - total flux cleaned = 0.000833346 Jy ! Total flux subtracted in 200 components = 0.000833346 Jy ! Clean residual min=-0.001026 max=0.000842 Jy/beam ! Clean residual mean=0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0427156 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 = 5.0019e-05 Jy ! Component: 100 - total flux cleaned = 8.5585e-05 Jy ! Component: 150 - total flux cleaned = 0.000125091 Jy ! Component: 200 - total flux cleaned = 0.000146532 Jy ! Total flux subtracted in 200 components = 0.000146532 Jy ! Clean residual min=-0.001016 max=0.000853 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0428621 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 76 components and 0.0428621 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=1.156 mas, bpa=47.77 degrees ! Estimated noise=0.160082 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000214999 Jy ! Component: 100 - total flux cleaned = -0.00027777 Jy ! Component: 150 - total flux cleaned = -0.000291564 Jy ! Component: 200 - total flux cleaned = -0.000291576 Jy ! Total flux subtracted in 200 components = -0.000291576 Jy ! Clean residual min=-0.000812 max=0.000773 Jy/beam ! Clean residual mean=0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0425705 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 90 components and 0.0425705 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=0.052549Jy sigma=1.258919 ! Fit after self-cal, rms=0.052549Jy sigma=1.258838 wmodel J0541+6745_X_map.mod ! Writing 90 model components to file: J0541+6745_X_map.mod wobs J0541+6745_X_uvs.fits ! Writing UV FITS file: J0541+6745_X_uvs.fits wwins J0541+6745_X_map.win ! wwins: Wrote 3 windows to J0541+6745_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 = -0.000211336 Jy ! Component: 100 - total flux cleaned = -0.000267041 Jy ! Component: 150 - total flux cleaned = -0.000240131 Jy ! Component: 200 - total flux cleaned = -0.000213805 Jy ! Component: 250 - total flux cleaned = -0.000175674 Jy ! Component: 300 - total flux cleaned = -0.000175726 Jy ! Component: 350 - total flux cleaned = -0.000200139 Jy ! Component: 400 - total flux cleaned = -0.000212246 Jy ! Component: 450 - total flux cleaned = -0.000247297 Jy ! Component: 500 - total flux cleaned = -0.000258648 Jy ! Component: 550 - total flux cleaned = -0.000270108 Jy ! Component: 600 - total flux cleaned = -0.000303862 Jy ! Component: 650 - total flux cleaned = -0.000303779 Jy ! Component: 700 - total flux cleaned = -0.0003257 Jy ! Component: 750 - total flux cleaned = -0.000325767 Jy ! Component: 800 - total flux cleaned = -0.000336652 Jy ! Component: 850 - total flux cleaned = -0.000421105 Jy ! Component: 900 - total flux cleaned = -0.000431363 Jy ! Component: 950 - total flux cleaned = -0.000421013 Jy ! Component: 1000 - total flux cleaned = -0.000451743 Jy ! Component: 1050 - total flux cleaned = -0.000471981 Jy ! Component: 1100 - total flux cleaned = -0.000512058 Jy ! Component: 1150 - total flux cleaned = -0.000561288 Jy ! Component: 1200 - total flux cleaned = -0.000561272 Jy ! Component: 1250 - total flux cleaned = -0.00059028 Jy ! Component: 1300 - total flux cleaned = -0.000571332 Jy ! Component: 1350 - total flux cleaned = -0.000609357 Jy ! Component: 1400 - total flux cleaned = -0.000618863 Jy ! Component: 1450 - total flux cleaned = -0.000637427 Jy ! Component: 1500 - total flux cleaned = -0.000628318 Jy ! Component: 1550 - total flux cleaned = -0.000683364 Jy ! Component: 1600 - total flux cleaned = -0.000674372 Jy ! Component: 1650 - total flux cleaned = -0.000719385 Jy ! Component: 1700 - total flux cleaned = -0.000701516 Jy ! Component: 1750 - total flux cleaned = -0.00071943 Jy ! Component: 1800 - total flux cleaned = -0.000745898 Jy ! Component: 1850 - total flux cleaned = -0.000763315 Jy ! Component: 1900 - total flux cleaned = -0.000780688 Jy ! Component: 1950 - total flux cleaned = -0.000797952 Jy ! Component: 2000 - total flux cleaned = -0.000823507 Jy ! Component: 2050 - total flux cleaned = -0.000857518 Jy ! Component: 2100 - total flux cleaned = -0.000882759 Jy ! Component: 2150 - total flux cleaned = -0.00085762 Jy ! Component: 2200 - total flux cleaned = -0.000874297 Jy ! Component: 2250 - total flux cleaned = -0.000899137 Jy ! Component: 2300 - total flux cleaned = -0.000890875 Jy ! Component: 2350 - total flux cleaned = -0.000907241 Jy ! Component: 2400 - total flux cleaned = -0.000899215 Jy ! Component: 2450 - total flux cleaned = -0.000963703 Jy ! Component: 2500 - total flux cleaned = -0.000987692 Jy ! Component: 2550 - total flux cleaned = -0.000955815 Jy ! Component: 2600 - total flux cleaned = -0.00095573 Jy ! Component: 2650 - total flux cleaned = -0.000971421 Jy ! Component: 2700 - total flux cleaned = -0.000963584 Jy ! Component: 2750 - total flux cleaned = -0.000940237 Jy ! Component: 2800 - total flux cleaned = -0.000971273 Jy ! Component: 2850 - total flux cleaned = -0.000986632 Jy ! Component: 2900 - total flux cleaned = -0.0010019 Jy ! Component: 2950 - total flux cleaned = -0.000979025 Jy ! Component: 3000 - total flux cleaned = -0.00100181 Jy ! Component: 3050 - total flux cleaned = -0.000956668 Jy ! Component: 3100 - total flux cleaned = -0.00100917 Jy ! Component: 3150 - total flux cleaned = -0.000994194 Jy ! Component: 3200 - total flux cleaned = -0.00106095 Jy ! Component: 3250 - total flux cleaned = -0.00103879 Jy ! Component: 3300 - total flux cleaned = -0.00106811 Jy ! Component: 3350 - total flux cleaned = -0.00106809 Jy ! Component: 3400 - total flux cleaned = -0.00106081 Jy ! Component: 3450 - total flux cleaned = -0.00104638 Jy ! Component: 3500 - total flux cleaned = -0.00104634 Jy ! Component: 3550 - total flux cleaned = -0.00103924 Jy ! Component: 3600 - total flux cleaned = -0.0010962 Jy ! Component: 3650 - total flux cleaned = -0.00107491 Jy ! Component: 3700 - total flux cleaned = -0.00107492 Jy ! Component: 3750 - total flux cleaned = -0.00108897 Jy ! Component: 3800 - total flux cleaned = -0.00108904 Jy ! Component: 3850 - total flux cleaned = -0.00110294 Jy ! Component: 3900 - total flux cleaned = -0.00110288 Jy ! Component: 3950 - total flux cleaned = -0.00113735 Jy ! Component: 4000 - total flux cleaned = -0.00111672 Jy ! Component: 4050 - total flux cleaned = -0.00111671 Jy ! Total flux subtracted in 4096 components = -0.0011099 Jy ! Clean residual min=-0.000374 max=0.000490 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0414606 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 412 components and 0.0414606 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0541+6745_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.054 x 1.156 at 47.77 degrees (North through East) ! Clean map min=-0.00064746 max=0.035129 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0541+6745_X_map.fits wmodel /vlbi/uf001/uva//J0541+6745_X_map.mod ! Writing 412 model components to file: /vlbi/uf001/uva//J0541+6745_X_map.mod wobs /vlbi/uf001/uva//J0541+6745_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0541+6745_X_uvs.fits wwins /vlbi/uf001/uva//J0541+6745_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0541+6745_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.035129 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114699 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.979519 0.979519 1.95904 3.91808 7.83615 15.6723 31.3446 62.6892 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 306.272 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0541+6745_X_dfm.log closed on Sun Jan 13 22:42:04 2019