! Started logfile: /vlbi/uf001/uva//J0948-2901_X_dfm.log on Mon Jan 14 00:37:50 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//J0948-2901_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0948-2901_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.810728 visibilities/baseline/integration-bin. ! Found source: J0948-2901 ! ! 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 25392 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 J0948-2901_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 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 76 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002982Jy sigma=18.573790 ! Fit after self-cal, rms=0.957154Jy sigma=17.711473 ! 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=0.6144 mas, bmaj=1.914 mas, bpa=-0.6948 degrees ! Estimated noise=0.567554 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 = 0.0325114 Jy ! Component: 100 - total flux cleaned = 0.0412162 Jy ! Total flux subtracted in 100 components = 0.0412162 Jy ! Clean residual min=-0.003374 max=0.004958 Jy/beam ! Clean residual mean=-0.000007 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.0412162 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0412162 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=0.072919Jy sigma=1.225502 ! Fit after self-cal, rms=0.071467Jy sigma=1.196805 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00557532 Jy ! Component: 100 - total flux cleaned = 0.00819693 Jy ! Total flux subtracted in 100 components = 0.00819693 Jy ! Clean residual min=-0.003594 max=0.005040 Jy/beam ! Clean residual mean=-0.000006 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.0494131 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0494131 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=0.070850Jy sigma=1.182260 ! Fit after self-cal, rms=0.070842Jy sigma=1.182003 ! Inverting map ! Added new window around map position (1.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00439308 Jy ! Component: 100 - total flux cleaned = 0.00655032 Jy ! Total flux subtracted in 100 components = 0.00655032 Jy ! Clean residual min=-0.003271 max=0.003975 Jy/beam ! Clean residual mean=-0.000005 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.0559634 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.0559634 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=0.070477Jy sigma=1.173397 ! Fit after self-cal, rms=0.070374Jy sigma=1.171663 ! 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=0.8594 mas, bmaj=2.453 mas, bpa=0.02056 degrees ! Estimated noise=0.24928 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 = 0.0039096 Jy ! Component: 100 - total flux cleaned = 0.00569294 Jy ! Component: 150 - total flux cleaned = 0.00676384 Jy ! Component: 200 - total flux cleaned = 0.00741293 Jy ! Total flux subtracted in 200 components = 0.00741293 Jy ! Clean residual min=-0.002517 max=0.003812 Jy/beam ! Clean residual mean=-0.000008 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.0633764 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 40 components and 0.0633764 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=0.070195Jy sigma=1.167192 ! Fit after self-cal, rms=0.070133Jy sigma=1.165888 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8594 x 2.453 at 0.02056 degrees (North through East) ! Clean map min=-0.0023785 max=0.045731 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.03 KP 0.94 ! LA 0.93 MK 1.07 NL 1.16 OV 0.89 ! PT 1.14 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.93 HN 1.00 KP 0.89 ! LA 0.91 MK 0.97 NL 1.23 OV 0.87 ! PT 1.20 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.93 KP 0.98 ! LA 0.88 MK 1.09 NL 1.23 OV 0.89 ! PT 1.14 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 1.03 KP 0.98 ! LA 0.89 MK 0.93 NL 1.19 OV 0.85 ! PT 1.19 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.91 HN 0.98 KP 0.97 ! LA 0.85 MK 1.02 NL 1.27 OV 0.91 ! PT 1.13 SC 1.18 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.90 HN 1.00 KP 0.98 ! LA 0.96 MK 1.13 NL 1.16 OV 1.04 ! PT 1.10 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.96 KP 1.05 ! LA 0.91 MK 0.94 NL 1.22 OV 0.93 ! PT 1.02 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.02 KP 0.95 ! LA 0.88 MK 1.21 NL 1.14 OV 0.98 ! PT 1.13 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.95 KP 1.00 ! LA 0.91 MK 1.08 NL 1.17 OV 0.89 ! PT 1.12 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 0.97 KP 0.98 ! LA 0.94 MK 1.00 NL 1.17 OV 0.92 ! PT 1.05 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.99 KP 0.92 ! LA 0.97 MK 0.97 NL 1.05 OV 0.96 ! PT 1.10 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.89 HN 0.87 KP 0.99 ! LA 0.93 MK 0.99 NL 1.18 OV 0.95 ! PT 1.06 SC 1.03 ! ! ! Fit before self-cal, rms=0.070133Jy sigma=1.165888 ! Fit after self-cal, rms=0.071559Jy sigma=1.160327 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8621 mas, bmaj=2.47 mas, bpa=0.2654 degrees ! Estimated noise=0.25207 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 = 0.000319738 Jy ! Component: 100 - total flux cleaned = 0.000377768 Jy ! Component: 150 - total flux cleaned = 0.000401018 Jy ! Component: 200 - total flux cleaned = 0.000401619 Jy ! Total flux subtracted in 200 components = 0.000401619 Jy ! Clean residual min=-0.002197 max=0.002417 Jy/beam ! Clean residual mean=-0.000005 rms=0.000606 Jy/beam ! Combined flux in latest and established models = 0.063778 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.063778 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=0.071540Jy sigma=1.159975 ! Fit after self-cal, rms=0.071697Jy sigma=1.159088 ! 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=0.071697Jy sigma=1.159088 ! Fit after self-cal, rms=0.074435Jy sigma=1.153918 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8617 mas, bmaj=2.473 mas, bpa=0.3831 degrees ! Estimated noise=0.256001 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000795072 Jy ! Component: 100 - total flux cleaned = 0.000933362 Jy ! Component: 150 - total flux cleaned = 0.000953646 Jy ! Component: 200 - total flux cleaned = 0.000988717 Jy ! Total flux subtracted in 200 components = 0.000988717 Jy ! Clean residual min=-0.001727 max=0.002126 Jy/beam ! Clean residual mean=-0.000004 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.0647667 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 52 components and 0.0647667 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=0.074422Jy sigma=1.153626 ! Fit after self-cal, rms=0.074545Jy sigma=1.153208 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 (-2.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176817 Jy ! Component: 100 - total flux cleaned = 0.00226812 Jy ! Component: 150 - total flux cleaned = 0.00234771 Jy ! Component: 200 - total flux cleaned = 0.00242064 Jy ! Total flux subtracted in 200 components = 0.00242064 Jy ! Clean residual min=-0.001646 max=0.001677 Jy/beam ! Clean residual mean=-0.000003 rms=0.000392 Jy/beam ! Combined flux in latest and established models = 0.0671873 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.0671873 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=0.074500Jy sigma=1.152261 ! Fit after self-cal, rms=0.074494Jy sigma=1.152005 ! 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=0.074494Jy sigma=1.152005 ! Fit after self-cal, rms=0.075473Jy sigma=1.151127 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8601 mas, bmaj=2.469 mas, bpa=0.6259 degrees ! Estimated noise=0.255119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000831883 Jy ! Component: 100 - total flux cleaned = 0.000904013 Jy ! Component: 150 - total flux cleaned = 0.000882282 Jy ! Component: 200 - total flux cleaned = 0.000862515 Jy ! Total flux subtracted in 200 components = 0.000862515 Jy ! Clean residual min=-0.001345 max=0.001587 Jy/beam ! Clean residual mean=-0.000002 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0680498 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.0680498 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=0.075456Jy sigma=1.150819 ! Fit after self-cal, rms=0.075501Jy sigma=1.150670 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 (10, -21.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110464 Jy ! Component: 100 - total flux cleaned = 0.00122714 Jy ! Component: 150 - total flux cleaned = 0.0012034 Jy ! Component: 200 - total flux cleaned = 0.001158 Jy ! Total flux subtracted in 200 components = 0.001158 Jy ! Clean residual min=-0.001330 max=0.001389 Jy/beam ! Clean residual mean=-0.000002 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.0692078 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 93 components and 0.0692078 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=0.075466Jy sigma=1.150104 ! Fit after self-cal, rms=0.075451Jy sigma=1.149996 ! 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=0.075451Jy sigma=1.149996 ! Fit after self-cal, rms=0.075623Jy sigma=1.149898 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.235 mas, bmaj=5.637 mas, bpa=0.7386 degrees ! Estimated noise=0.316201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000712824 Jy ! Component: 100 - total flux cleaned = 0.000783357 Jy ! Component: 150 - total flux cleaned = 0.000783167 Jy ! Component: 200 - total flux cleaned = 0.000800603 Jy ! Total flux subtracted in 200 components = 0.000800603 Jy ! Clean residual min=-0.001456 max=0.001328 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.0700084 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 102 components and 0.0700084 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=0.075617Jy sigma=1.149882 ! Fit after self-cal, rms=0.075628Jy sigma=1.149821 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.28624e-05 Jy ! Component: 100 - total flux cleaned = -4.49531e-06 Jy ! Component: 150 - total flux cleaned = -1.92443e-05 Jy ! Component: 200 - total flux cleaned = -4.55875e-05 Jy ! Total flux subtracted in 200 components = -4.55875e-05 Jy ! Clean residual min=-0.001446 max=0.001359 Jy/beam ! Clean residual mean=-0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0699629 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 111 components and 0.0699629 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=0.075626Jy sigma=1.149884 ! Fit after self-cal, rms=0.075624Jy sigma=1.149855 ! 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=0.8597 mas, bmaj=2.468 mas, bpa=0.8756 degrees ! Estimated noise=0.254406 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8597 x 2.468 at 0.8756 degrees (North through East) ! Clean map min=-0.0012247 max=0.045927 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=0.6155 mas, bmaj=1.92 mas, bpa=0.2366 degrees ! Estimated noise=0.579893 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0342323 Jy ! Component: 100 - total flux cleaned = 0.0446114 Jy ! Component: 150 - total flux cleaned = 0.0509453 Jy ! Component: 200 - total flux cleaned = 0.0551123 Jy ! Total flux subtracted in 200 components = 0.0551123 Jy ! Clean residual min=-0.003515 max=0.002788 Jy/beam ! Clean residual mean=-0.000004 rms=0.000676 Jy/beam ! Combined flux in latest and established models = 0.0551123 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 0.0551123 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8597 mas, bmaj=2.468 mas, bpa=0.8756 degrees ! Estimated noise=0.254406 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) ! Added new window around map position (0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509768 Jy ! Component: 100 - total flux cleaned = 0.00831871 Jy ! Component: 150 - total flux cleaned = 0.0106452 Jy ! Component: 200 - total flux cleaned = 0.0123801 Jy ! Total flux subtracted in 200 components = 0.0123801 Jy ! Clean residual min=-0.001579 max=0.001532 Jy/beam ! Clean residual mean=-0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0674924 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 45 components and 0.0674924 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=2.235 mas, bmaj=5.637 mas, bpa=0.7386 degrees ! Estimated noise=0.316201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00199203 Jy ! Component: 100 - total flux cleaned = 0.00278537 Jy ! Component: 150 - total flux cleaned = 0.00285431 Jy ! Component: 200 - total flux cleaned = 0.00288572 Jy ! Total flux subtracted in 200 components = 0.00288572 Jy ! Clean residual min=-0.001533 max=0.001377 Jy/beam ! Clean residual mean=-0.000003 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.0703782 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 = -2.71924e-05 Jy ! Component: 100 - total flux cleaned = -1.42082e-06 Jy ! Component: 150 - total flux cleaned = -2.71202e-07 Jy ! Component: 200 - total flux cleaned = 1.376e-07 Jy ! Total flux subtracted in 200 components = 1.376e-07 Jy ! Clean residual min=-0.001472 max=0.001348 Jy/beam ! Clean residual mean=-0.000003 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0703783 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 73 components and 0.0703783 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8597 mas, bmaj=2.468 mas, bpa=0.8756 degrees ! Estimated noise=0.254406 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.39337e-05 Jy ! Component: 100 - total flux cleaned = -7.73557e-05 Jy ! Component: 150 - total flux cleaned = -8.03915e-05 Jy ! Component: 200 - total flux cleaned = -0.000108339 Jy ! Total flux subtracted in 200 components = -0.000108339 Jy ! Clean residual min=-0.001326 max=0.001313 Jy/beam ! Clean residual mean=-0.000001 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.0702699 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 92 components and 0.0702699 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=0.075612Jy sigma=1.149626 ! Fit after self-cal, rms=0.075610Jy sigma=1.149486 wmodel J0948-2901_X_map.mod ! Writing 92 model components to file: J0948-2901_X_map.mod wobs J0948-2901_X_uvs.fits ! Writing UV FITS file: J0948-2901_X_uvs.fits wwins J0948-2901_X_map.win ! wwins: Wrote 5 windows to J0948-2901_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 = 3.91245e-05 Jy ! Component: 100 - total flux cleaned = 0.000257769 Jy ! Component: 150 - total flux cleaned = 0.000525997 Jy ! Component: 200 - total flux cleaned = 0.000682765 Jy ! Component: 250 - total flux cleaned = 0.000796219 Jy ! Component: 300 - total flux cleaned = 0.000869512 Jy ! Component: 350 - total flux cleaned = 0.000887628 Jy ! Component: 400 - total flux cleaned = 0.000956029 Jy ! Component: 450 - total flux cleaned = 0.000989378 Jy ! Component: 500 - total flux cleaned = 0.0010218 Jy ! Component: 550 - total flux cleaned = 0.00110105 Jy ! Component: 600 - total flux cleaned = 0.00111637 Jy ! Component: 650 - total flux cleaned = 0.00113198 Jy ! Component: 700 - total flux cleaned = 0.00116174 Jy ! Component: 750 - total flux cleaned = 0.00124975 Jy ! Component: 800 - total flux cleaned = 0.00129292 Jy ! Component: 850 - total flux cleaned = 0.00143528 Jy ! Component: 900 - total flux cleaned = 0.00153336 Jy ! Component: 950 - total flux cleaned = 0.00163024 Jy ! Component: 1000 - total flux cleaned = 0.00171184 Jy ! Component: 1050 - total flux cleaned = 0.00177936 Jy ! Component: 1100 - total flux cleaned = 0.00192529 Jy ! Component: 1150 - total flux cleaned = 0.00200395 Jy ! Component: 1200 - total flux cleaned = 0.002133 Jy ! Component: 1250 - total flux cleaned = 0.00218413 Jy ! Component: 1300 - total flux cleaned = 0.00228475 Jy ! Component: 1350 - total flux cleaned = 0.00235927 Jy ! Component: 1400 - total flux cleaned = 0.00243285 Jy ! Component: 1450 - total flux cleaned = 0.00248148 Jy ! Component: 1500 - total flux cleaned = 0.00256508 Jy ! Component: 1550 - total flux cleaned = 0.00262433 Jy ! Component: 1600 - total flux cleaned = 0.00269474 Jy ! Component: 1650 - total flux cleaned = 0.00277601 Jy ! Component: 1700 - total flux cleaned = 0.00287928 Jy ! Component: 1750 - total flux cleaned = 0.00297003 Jy ! Component: 1800 - total flux cleaned = 0.00305998 Jy ! Component: 1850 - total flux cleaned = 0.0031712 Jy ! Component: 1900 - total flux cleaned = 0.00321521 Jy ! Component: 1950 - total flux cleaned = 0.00328062 Jy ! Component: 2000 - total flux cleaned = 0.00334551 Jy ! Component: 2050 - total flux cleaned = 0.0034311 Jy ! Component: 2100 - total flux cleaned = 0.00350557 Jy ! Component: 2150 - total flux cleaned = 0.00360031 Jy ! Component: 2200 - total flux cleaned = 0.00366294 Jy ! Component: 2250 - total flux cleaned = 0.00373556 Jy ! Component: 2300 - total flux cleaned = 0.0037869 Jy ! Component: 2350 - total flux cleaned = 0.00387867 Jy ! Component: 2400 - total flux cleaned = 0.0038887 Jy ! Component: 2450 - total flux cleaned = 0.00399916 Jy ! Component: 2500 - total flux cleaned = 0.00404888 Jy ! Component: 2550 - total flux cleaned = 0.0041181 Jy ! Component: 2600 - total flux cleaned = 0.00416717 Jy ! Component: 2650 - total flux cleaned = 0.00423544 Jy ! Component: 2700 - total flux cleaned = 0.00428378 Jy ! Component: 2750 - total flux cleaned = 0.00436059 Jy ! Component: 2800 - total flux cleaned = 0.00439875 Jy ! Component: 2850 - total flux cleaned = 0.0044651 Jy ! Component: 2900 - total flux cleaned = 0.00454986 Jy ! Component: 2950 - total flux cleaned = 0.00456859 Jy ! Component: 3000 - total flux cleaned = 0.00464296 Jy ! Component: 3050 - total flux cleaned = 0.00472612 Jy ! Component: 3100 - total flux cleaned = 0.00482711 Jy ! Component: 3150 - total flux cleaned = 0.00489085 Jy ! Component: 3200 - total flux cleaned = 0.00495434 Jy ! Component: 3250 - total flux cleaned = 0.00498132 Jy ! Component: 3300 - total flux cleaned = 0.00506198 Jy ! Component: 3350 - total flux cleaned = 0.00511541 Jy ! Component: 3400 - total flux cleaned = 0.0051686 Jy ! Component: 3450 - total flux cleaned = 0.00523912 Jy ! Component: 3500 - total flux cleaned = 0.00529161 Jy ! Component: 3550 - total flux cleaned = 0.00533524 Jy ! Component: 3600 - total flux cleaned = 0.00537849 Jy ! Component: 3650 - total flux cleaned = 0.00543879 Jy ! Component: 3700 - total flux cleaned = 0.00547311 Jy ! Component: 3750 - total flux cleaned = 0.00554121 Jy ! Component: 3800 - total flux cleaned = 0.00561736 Jy ! Component: 3850 - total flux cleaned = 0.00565096 Jy ! Component: 3900 - total flux cleaned = 0.0057012 Jy ! Component: 3950 - total flux cleaned = 0.00574284 Jy ! Component: 4000 - total flux cleaned = 0.00580078 Jy ! Component: 4050 - total flux cleaned = 0.00583369 Jy ! Total flux subtracted in 4096 components = 0.00588284 Jy ! Clean residual min=-0.000525 max=0.000547 Jy/beam ! Clean residual mean=-0.000000 rms=0.000143 Jy/beam ! Combined flux in latest and established models = 0.0761528 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 378 components and 0.0761528 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0948-2901_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8597 x 2.468 at 0.8756 degrees (North through East) ! Clean map min=-0.00094309 max=0.045164 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0948-2901_X_map.fits wmodel /vlbi/uf001/uva//J0948-2901_X_map.mod ! Writing 378 model components to file: /vlbi/uf001/uva//J0948-2901_X_map.mod wobs /vlbi/uf001/uva//J0948-2901_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0948-2901_X_uvs.fits wwins /vlbi/uf001/uva//J0948-2901_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0948-2901_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0451644 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141302 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.938587 0.938587 1.87717 3.75435 7.50869 15.0174 30.0348 60.0695 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 319.629 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0948-2901_X_dfm.log closed on Mon Jan 14 00:37:55 2019