! Started logfile: /vlbi/uf001/uva//J0948+0022_X_dfm.log on Mon Jan 14 00:37:38 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+0022_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0948+0022_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.964133 visibilities/baseline/integration-bin. ! Found source: J0948+0022 ! ! 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 29676 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+0022_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 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 11 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.131508Jy sigma=23.801608 ! Fit after self-cal, rms=0.496587Jy sigma=10.461792 ! 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=0.6945 mas, bmaj=1.678 mas, bpa=-1.804 degrees ! Estimated noise=0.327857 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 = 0.394079 Jy ! Component: 100 - total flux cleaned = 0.480014 Jy ! Total flux subtracted in 100 components = 0.480014 Jy ! Clean residual min=-0.013855 max=0.023988 Jy/beam ! Clean residual mean=0.000003 rms=0.002483 Jy/beam ! Combined flux in latest and established models = 0.480014 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.480014 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=0.081282Jy sigma=1.679287 ! Fit after self-cal, rms=0.081280Jy sigma=1.679247 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227247 Jy ! Component: 100 - total flux cleaned = 0.0220954 Jy ! Total flux subtracted in 100 components = 0.0220954 Jy ! Clean residual min=-0.009881 max=0.018713 Jy/beam ! Clean residual mean=0.000002 rms=0.002095 Jy/beam ! Combined flux in latest and established models = 0.50211 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.50211 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=0.074523Jy sigma=1.542961 ! Fit after self-cal, rms=0.074521Jy sigma=1.542914 ! Inverting map ! Added new window around map position (1.2, 2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.01735 Jy ! Component: 100 - total flux cleaned = 0.0226461 Jy ! Total flux subtracted in 100 components = 0.0226461 Jy ! Clean residual min=-0.009434 max=0.015989 Jy/beam ! Clean residual mean=0.000002 rms=0.001816 Jy/beam ! Combined flux in latest and established models = 0.524756 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.524756 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=0.070930Jy sigma=1.457393 ! Fit after self-cal, rms=0.070628Jy sigma=1.450859 ! Inverting map ! Added new window around map position (-2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121951 Jy ! Component: 100 - total flux cleaned = 0.0156387 Jy ! Total flux subtracted in 100 components = 0.0156387 Jy ! Clean residual min=-0.009211 max=0.013644 Jy/beam ! Clean residual mean=0.000001 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 0.540395 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 22 components and 0.540395 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=0.068653Jy sigma=1.401212 ! Fit after self-cal, rms=0.068504Jy sigma=1.398044 ! Inverting map ! Added new window around map position (-1.8, -4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0116515 Jy ! Component: 100 - total flux cleaned = 0.0126993 Jy ! Total flux subtracted in 100 components = 0.0126993 Jy ! Clean residual min=-0.007517 max=0.008700 Jy/beam ! Clean residual mean=0.000002 rms=0.001462 Jy/beam ! Combined flux in latest and established models = 0.553094 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 28 components and 0.553094 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=0.066918Jy sigma=1.360890 ! Fit after self-cal, rms=0.066764Jy sigma=1.357735 ! 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=0.8776 mas, bmaj=2.009 mas, bpa=-2.581 degrees ! Estimated noise=0.200302 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 = 0.0058743 Jy ! Component: 100 - total flux cleaned = 0.00769577 Jy ! Component: 150 - total flux cleaned = 0.00840895 Jy ! Component: 200 - total flux cleaned = 0.00866778 Jy ! Total flux subtracted in 200 components = 0.00866778 Jy ! Clean residual min=-0.008584 max=0.008222 Jy/beam ! Clean residual mean=0.000001 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 0.561762 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.561762 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=0.066067Jy sigma=1.341109 ! Fit after self-cal, rms=0.066046Jy sigma=1.340667 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8776 x 2.009 at -2.581 degrees (North through East) ! Clean map min=-0.0080992 max=0.50105 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.95 KP 1.01 ! LA 1.00 MK 1.00 NL 1.06 OV 0.93 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.93 KP 1.00 ! LA 1.00 MK 1.01 NL 1.07 OV 0.93 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.94 KP 1.01 ! LA 1.00 MK 1.01 NL 1.06 OV 0.94 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 0.95 KP 1.00 ! LA 1.00 MK 1.00 NL 1.07 OV 0.94 ! PT 0.97 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.95 KP 1.01 ! LA 1.00 MK 1.01 NL 1.07 OV 0.94 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.95 KP 1.01 ! LA 1.00 MK 1.01 NL 1.08 OV 0.94 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.94 KP 1.02 ! LA 0.99 MK 1.01 NL 1.07 OV 0.93 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.94 KP 1.02 ! LA 1.00 MK 1.03 NL 1.08 OV 0.94 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.95 KP 1.00 ! LA 1.00 MK 1.01 NL 1.09 OV 0.94 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.96 KP 1.03 ! LA 1.00 MK 1.01 NL 1.09 OV 0.94 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 0.96 KP 1.02 ! LA 0.99 MK 1.03 NL 1.11 OV 0.95 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.02 ! LA 1.01 MK 1.04 NL 1.10 OV 0.94 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.066046Jy sigma=1.340667 ! Fit after self-cal, rms=0.059674Jy sigma=1.197027 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8754 mas, bmaj=2.013 mas, bpa=-2.334 degrees ! Estimated noise=0.200178 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 = -0.00752024 Jy ! Component: 100 - total flux cleaned = -0.0113011 Jy ! Component: 150 - total flux cleaned = -0.0128633 Jy ! Component: 200 - total flux cleaned = -0.0137381 Jy ! Total flux subtracted in 200 components = -0.0137381 Jy ! Clean residual min=-0.003597 max=0.003725 Jy/beam ! Clean residual mean=0.000003 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 0.548024 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.548024 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=0.058651Jy sigma=1.174689 ! Fit after self-cal, rms=0.058648Jy sigma=1.174383 ! 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=0.058648Jy sigma=1.174383 ! Fit after self-cal, rms=0.057794Jy sigma=1.155872 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8751 mas, bmaj=2.015 mas, bpa=-2.23 degrees ! Estimated noise=0.199841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00481646 Jy ! Component: 100 - total flux cleaned = -0.00789633 Jy ! Component: 150 - total flux cleaned = -0.00914362 Jy ! Component: 200 - total flux cleaned = -0.00964178 Jy ! Total flux subtracted in 200 components = -0.00964178 Jy ! Clean residual min=-0.003019 max=0.002670 Jy/beam ! Clean residual mean=0.000002 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.538382 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.538382 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=0.057319Jy sigma=1.145708 ! Fit after self-cal, rms=0.057318Jy sigma=1.145604 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 = -0.000393222 Jy ! Component: 100 - total flux cleaned = -0.000501372 Jy ! Component: 150 - total flux cleaned = -0.000596624 Jy ! Component: 200 - total flux cleaned = -0.000554786 Jy ! Total flux subtracted in 200 components = -0.000554786 Jy ! Clean residual min=-0.003008 max=0.002657 Jy/beam ! Clean residual mean=0.000002 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.537827 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 62 components and 0.537827 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=0.057239Jy sigma=1.143872 ! Fit after self-cal, rms=0.057237Jy sigma=1.143843 ! 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=0.057237Jy sigma=1.143843 ! Fit after self-cal, rms=0.057028Jy sigma=1.139316 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8746 mas, bmaj=2.016 mas, bpa=-2.159 degrees ! Estimated noise=0.199723 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00317655 Jy ! Component: 100 - total flux cleaned = -0.00522439 Jy ! Component: 150 - total flux cleaned = -0.00573113 Jy ! Component: 200 - total flux cleaned = -0.00583674 Jy ! Total flux subtracted in 200 components = -0.00583674 Jy ! Clean residual min=-0.002475 max=0.002090 Jy/beam ! Clean residual mean=0.000002 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.53199 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 65 components and 0.53199 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=0.056809Jy sigma=1.134738 ! Fit after self-cal, rms=0.056809Jy sigma=1.134705 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 = -0.000147445 Jy ! Component: 100 - total flux cleaned = -0.000231683 Jy ! Component: 150 - total flux cleaned = -0.000383914 Jy ! Component: 200 - total flux cleaned = -0.000452824 Jy ! Total flux subtracted in 200 components = -0.000452824 Jy ! Clean residual min=-0.002428 max=0.002094 Jy/beam ! Clean residual mean=0.000002 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.531538 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.531538 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=0.056760Jy sigma=1.133619 ! Fit after self-cal, rms=0.056758Jy sigma=1.133603 ! 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=0.056758Jy sigma=1.133603 ! Fit after self-cal, rms=0.056649Jy sigma=1.131432 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.129 mas, bmaj=3.299 mas, bpa=-1.241 degrees ! Estimated noise=0.256288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00202249 Jy ! Component: 100 - total flux cleaned = -0.00241128 Jy ! Component: 150 - total flux cleaned = -0.00271483 Jy ! Component: 200 - total flux cleaned = -0.00298649 Jy ! Total flux subtracted in 200 components = -0.00298649 Jy ! Clean residual min=-0.002268 max=0.002081 Jy/beam ! Clean residual mean=0.000003 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.528551 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 76 components and 0.528551 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=0.056618Jy sigma=1.130650 ! Fit after self-cal, rms=0.056618Jy sigma=1.130584 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 = -0.000232284 Jy ! Component: 100 - total flux cleaned = -0.000302794 Jy ! Component: 150 - total flux cleaned = -0.000323853 Jy ! Component: 200 - total flux cleaned = -0.000322873 Jy ! Total flux subtracted in 200 components = -0.000322873 Jy ! Clean residual min=-0.002248 max=0.002055 Jy/beam ! Clean residual mean=0.000003 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.528228 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 80 components and 0.528228 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=0.056616Jy sigma=1.130456 ! Fit after self-cal, rms=0.056615Jy sigma=1.130439 ! 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=0.8742 mas, bmaj=2.017 mas, bpa=-2.117 degrees ! Estimated noise=0.199594 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8742 x 2.017 at -2.117 degrees (North through East) ! Clean map min=-0.0019885 max=0.50124 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 ! Performing amp+phase self-cal ! ! 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=0.056615Jy sigma=1.130439 ! Fit after self-cal, rms=0.053267Jy sigma=1.053883 ! Inverting map and beam ! Estimated beam: bmin=0.8744 mas, bmaj=2.017 mas, bpa=-2.057 degrees ! Estimated noise=0.199763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00163541 Jy ! Component: 100 - total flux cleaned = -0.00191635 Jy ! Component: 150 - total flux cleaned = -0.00210818 Jy ! Component: 200 - total flux cleaned = -0.0022359 Jy ! Total flux subtracted in 200 components = -0.0022359 Jy ! Clean residual min=-0.002004 max=0.001601 Jy/beam ! Clean residual mean=0.000001 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.525993 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 82 components and 0.525993 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=0.053147Jy sigma=1.051462 ! Fit after self-cal, rms=0.053144Jy sigma=1.051400 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000125177 Jy ! Component: 100 - total flux cleaned = -0.000123387 Jy ! Component: 150 - total flux cleaned = -0.000155997 Jy ! Component: 200 - total flux cleaned = -0.000185983 Jy ! Total flux subtracted in 200 components = -0.000185983 Jy ! Clean residual min=-0.001909 max=0.001552 Jy/beam ! Clean residual mean=0.000001 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.525807 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 85 components and 0.525806 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=0.053106Jy sigma=1.050623 ! Fit after self-cal, rms=0.053105Jy sigma=1.050603 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.053105Jy sigma=1.050603 ! Fit after self-cal, rms=0.053055Jy sigma=1.049800 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=0.6903 mas, bmaj=1.682 mas, bpa=-1.182 degrees ! Estimated noise=0.327568 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.393713 Jy ! Component: 100 - total flux cleaned = 0.479568 Jy ! Component: 150 - total flux cleaned = 0.500469 Jy ! Component: 200 - total flux cleaned = 0.508894 Jy ! Total flux subtracted in 200 components = 0.508894 Jy ! Clean residual min=-0.003649 max=0.004695 Jy/beam ! Clean residual mean=0.000001 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.508894 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.508894 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8741 mas, bmaj=2.017 mas, bpa=-2.035 degrees ! Estimated noise=0.199619 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, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00556778 Jy ! Component: 100 - total flux cleaned = 0.00924703 Jy ! Component: 150 - total flux cleaned = 0.0115811 Jy ! Component: 200 - total flux cleaned = 0.0127274 Jy ! Total flux subtracted in 200 components = 0.0127274 Jy ! Clean residual min=-0.001852 max=0.001801 Jy/beam ! Clean residual mean=0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.521621 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 32 components and 0.521621 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=2.131 mas, bmaj=3.302 mas, bpa=-1.147 degrees ! Estimated noise=0.256268 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134848 Jy ! Component: 100 - total flux cleaned = 0.0018374 Jy ! Component: 150 - total flux cleaned = 0.00216476 Jy ! Component: 200 - total flux cleaned = 0.00227999 Jy ! Total flux subtracted in 200 components = 0.00227999 Jy ! Clean residual min=-0.001811 max=0.001797 Jy/beam ! Clean residual mean=0.000002 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.523901 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 = 4.69916e-05 Jy ! Component: 100 - total flux cleaned = 6.83393e-05 Jy ! Component: 150 - total flux cleaned = 6.7108e-05 Jy ! Component: 200 - total flux cleaned = 4.87021e-05 Jy ! Total flux subtracted in 200 components = 4.87021e-05 Jy ! Clean residual min=-0.001755 max=0.001718 Jy/beam ! Clean residual mean=0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.52395 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 60 components and 0.52395 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8741 mas, bmaj=2.017 mas, bpa=-2.035 degrees ! Estimated noise=0.199619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000640158 Jy ! Component: 100 - total flux cleaned = -0.000604187 Jy ! Component: 150 - total flux cleaned = -0.000445901 Jy ! Component: 200 - total flux cleaned = -0.000306109 Jy ! Total flux subtracted in 200 components = -0.000306109 Jy ! Clean residual min=-0.001546 max=0.001332 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.523644 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 71 components and 0.523644 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=0.052934Jy sigma=1.047006 ! Fit after self-cal, rms=0.052924Jy sigma=1.046874 wmodel J0948+0022_X_map.mod ! Writing 71 model components to file: J0948+0022_X_map.mod wobs J0948+0022_X_uvs.fits ! Writing UV FITS file: J0948+0022_X_uvs.fits wwins J0948+0022_X_map.win ! wwins: Wrote 5 windows to J0948+0022_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 = -0.000191485 Jy ! Component: 100 - total flux cleaned = -0.00037473 Jy ! Component: 150 - total flux cleaned = -0.000483966 Jy ! Component: 200 - total flux cleaned = -0.000588544 Jy ! Component: 250 - total flux cleaned = -0.000629436 Jy ! Component: 300 - total flux cleaned = -0.000610328 Jy ! Component: 350 - total flux cleaned = -0.000610425 Jy ! Component: 400 - total flux cleaned = -0.000573583 Jy ! Component: 450 - total flux cleaned = -0.000627943 Jy ! Component: 500 - total flux cleaned = -0.000698433 Jy ! Component: 550 - total flux cleaned = -0.000715625 Jy ! Component: 600 - total flux cleaned = -0.000766657 Jy ! Component: 650 - total flux cleaned = -0.000899523 Jy ! Component: 700 - total flux cleaned = -0.000915515 Jy ! Component: 750 - total flux cleaned = -0.000947742 Jy ! Component: 800 - total flux cleaned = -0.00105827 Jy ! Component: 850 - total flux cleaned = -0.00107367 Jy ! Component: 900 - total flux cleaned = -0.00115043 Jy ! Component: 950 - total flux cleaned = -0.00118036 Jy ! Component: 1000 - total flux cleaned = -0.00123973 Jy ! Component: 1050 - total flux cleaned = -0.00131293 Jy ! Component: 1100 - total flux cleaned = -0.00137091 Jy ! Component: 1150 - total flux cleaned = -0.00145665 Jy ! Component: 1200 - total flux cleaned = -0.00155495 Jy ! Component: 1250 - total flux cleaned = -0.00155515 Jy ! Component: 1300 - total flux cleaned = -0.0016509 Jy ! Component: 1350 - total flux cleaned = -0.00170499 Jy ! Component: 1400 - total flux cleaned = -0.00177156 Jy ! Component: 1450 - total flux cleaned = -0.00181079 Jy ! Component: 1500 - total flux cleaned = -0.0018235 Jy ! Component: 1550 - total flux cleaned = -0.00187489 Jy ! Component: 1600 - total flux cleaned = -0.00190032 Jy ! Component: 1650 - total flux cleaned = -0.00198805 Jy ! Component: 1700 - total flux cleaned = -0.00200034 Jy ! Component: 1750 - total flux cleaned = -0.00197572 Jy ! Component: 1800 - total flux cleaned = -0.00202423 Jy ! Component: 1850 - total flux cleaned = -0.00194004 Jy ! Component: 1900 - total flux cleaned = -0.00201173 Jy ! Component: 1950 - total flux cleaned = -0.00203501 Jy ! Component: 2000 - total flux cleaned = -0.00202319 Jy ! Component: 2050 - total flux cleaned = -0.00206953 Jy ! Component: 2100 - total flux cleaned = -0.00205795 Jy ! Component: 2150 - total flux cleaned = -0.00206946 Jy ! Component: 2200 - total flux cleaned = -0.00208068 Jy ! Component: 2250 - total flux cleaned = -0.0021365 Jy ! Component: 2300 - total flux cleaned = -0.00209215 Jy ! Component: 2350 - total flux cleaned = -0.00217991 Jy ! Component: 2400 - total flux cleaned = -0.00217987 Jy ! Component: 2450 - total flux cleaned = -0.00215818 Jy ! Component: 2500 - total flux cleaned = -0.00220083 Jy ! Component: 2550 - total flux cleaned = -0.00222181 Jy ! Component: 2600 - total flux cleaned = -0.00224278 Jy ! Component: 2650 - total flux cleaned = -0.00224267 Jy ! Component: 2700 - total flux cleaned = -0.00222194 Jy ! Component: 2750 - total flux cleaned = -0.00225262 Jy ! Component: 2800 - total flux cleaned = -0.00226282 Jy ! Component: 2850 - total flux cleaned = -0.00227289 Jy ! Component: 2900 - total flux cleaned = -0.00233299 Jy ! Component: 2950 - total flux cleaned = -0.00230316 Jy ! Component: 3000 - total flux cleaned = -0.00236236 Jy ! Component: 3050 - total flux cleaned = -0.00237216 Jy ! Component: 3100 - total flux cleaned = -0.00237228 Jy ! Component: 3150 - total flux cleaned = -0.00237226 Jy ! Component: 3200 - total flux cleaned = -0.0023914 Jy ! Component: 3250 - total flux cleaned = -0.00236288 Jy ! Component: 3300 - total flux cleaned = -0.00239121 Jy ! Component: 3350 - total flux cleaned = -0.00241933 Jy ! Component: 3400 - total flux cleaned = -0.00241923 Jy ! Component: 3450 - total flux cleaned = -0.0024378 Jy ! Component: 3500 - total flux cleaned = -0.00242873 Jy ! Component: 3550 - total flux cleaned = -0.00242871 Jy ! Component: 3600 - total flux cleaned = -0.00242868 Jy ! Component: 3650 - total flux cleaned = -0.0024917 Jy ! Component: 3700 - total flux cleaned = -0.00246493 Jy ! Component: 3750 - total flux cleaned = -0.00245596 Jy ! Component: 3800 - total flux cleaned = -0.00250021 Jy ! Component: 3850 - total flux cleaned = -0.00250891 Jy ! Component: 3900 - total flux cleaned = -0.00250884 Jy ! Component: 3950 - total flux cleaned = -0.00249149 Jy ! Component: 4000 - total flux cleaned = -0.00250868 Jy ! Component: 4050 - total flux cleaned = -0.00253438 Jy ! Total flux subtracted in 4096 components = -0.00254286 Jy ! Clean residual min=-0.000560 max=0.000504 Jy/beam ! Clean residual mean=0.000001 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.521101 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 363 components and 0.521101 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0948+0022_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8741 x 2.017 at -2.035 degrees (North through East) ! Clean map min=-0.0014035 max=0.50263 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0948+0022_X_map.fits wmodel /vlbi/uf001/uva//J0948+0022_X_map.mod ! Writing 363 model components to file: /vlbi/uf001/uva//J0948+0022_X_map.mod wobs /vlbi/uf001/uva//J0948+0022_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0948+0022_X_uvs.fits wwins /vlbi/uf001/uva//J0948+0022_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0948+0022_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.50263 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150098 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0895876 0.0895876 0.179175 0.358351 0.716701 1.4334 2.8668 5.73361 11.4672 22.9344 45.8689 91.7377 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.502 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3348.68 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0948+0022_X_dfm.log closed on Mon Jan 14 00:37:44 2019