! Started logfile: /vlbi/uf001/uva//J1721+3542_X_dfm.log on Mon Jan 14 04:08:16 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//J1721+3542_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1721+3542_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.97037 visibilities/baseline/integration-bin. ! Found source: J1721+3542 ! ! 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 22008 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 J1721+3542_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 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.007801Jy sigma=23.339203 ! Fit after self-cal, rms=0.892720Jy sigma=20.703036 ! 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=0.6832 mas, bmaj=1.339 mas, bpa=-0.6484 degrees ! Estimated noise=0.448895 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 = 0.0789822 Jy ! Component: 100 - total flux cleaned = 0.100394 Jy ! Total flux subtracted in 100 components = 0.100394 Jy ! Clean residual min=-0.008578 max=0.011365 Jy/beam ! Clean residual mean=0.000008 rms=0.001628 Jy/beam ! Combined flux in latest and established models = 0.100394 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.100394 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=0.063855Jy sigma=1.449283 ! Fit after self-cal, rms=0.063528Jy sigma=1.440933 ! Inverting map ! Added new window around map position (-3.8, 19). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012681 Jy ! Component: 100 - total flux cleaned = 0.0202751 Jy ! Total flux subtracted in 100 components = 0.0202751 Jy ! Clean residual min=-0.007697 max=0.008788 Jy/beam ! Clean residual mean=0.000006 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.120669 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 22 components and 0.120669 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=0.060681Jy sigma=1.375080 ! Fit after self-cal, rms=0.060607Jy sigma=1.372811 ! Inverting map ! Added new window around map position (1.2, 12.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591086 Jy ! Component: 100 - total flux cleaned = 0.00840019 Jy ! Total flux subtracted in 100 components = 0.00840019 Jy ! Clean residual min=-0.007564 max=0.008069 Jy/beam ! Clean residual mean=0.000005 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 0.129069 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.129069 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=0.059626Jy sigma=1.349093 ! Fit after self-cal, rms=0.059545Jy sigma=1.347167 ! Inverting map ! Added new window around map position (-0.8, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437323 Jy ! Component: 100 - total flux cleaned = 0.00523334 Jy ! Total flux subtracted in 100 components = 0.00523334 Jy ! Clean residual min=-0.007147 max=0.007243 Jy/beam ! Clean residual mean=0.000004 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.134302 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.134302 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=0.058882Jy sigma=1.331597 ! Fit after self-cal, rms=0.058846Jy sigma=1.330523 ! 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=0.8442 mas, bmaj=1.602 mas, bpa=0.5313 degrees ! Estimated noise=0.253002 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 = 0.00262117 Jy ! Component: 100 - total flux cleaned = 0.00322784 Jy ! Component: 150 - total flux cleaned = 0.00348743 Jy ! Component: 200 - total flux cleaned = 0.00337226 Jy ! Total flux subtracted in 200 components = 0.00337226 Jy ! Clean residual min=-0.006787 max=0.005384 Jy/beam ! Clean residual mean=0.000005 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 0.137675 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 57 components and 0.137674 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=0.058172Jy sigma=1.315438 ! Fit after self-cal, rms=0.058154Jy sigma=1.314951 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8442 x 1.602 at 0.5313 degrees (North through East) ! Clean map min=-0.0059761 max=0.10606 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.98 HN 0.86 KP 0.91 ! LA 0.95 MK 1.16 NL 1.17 OV 0.93 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.95 HN 0.89 KP 0.93 ! LA 0.94 MK 1.13 NL 1.15 OV 0.94 ! PT 1.00* SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.89 KP 0.97 ! LA 0.98 MK 1.16 NL 1.14 OV 0.93 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 0.90 KP 0.93 ! LA 0.95 MK 1.12 NL 1.18 OV 0.95 ! PT 1.00* SC 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.90 KP 0.95 ! LA 1.01 MK 1.10 NL 1.14 OV 0.95 ! PT 1.00* SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.89 KP 0.93 ! LA 0.98 MK 1.12 NL 1.15 OV 0.92 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.95 HN 0.87 KP 0.89 ! LA 0.98 MK 1.12 NL 1.21 OV 0.93 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 0.91 KP 0.99 ! LA 0.98 MK 1.17 NL 1.17 OV 0.92 ! PT 1.00* SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 0.90 KP 0.92 ! LA 0.98 MK 1.09 NL 1.14 OV 0.92 ! PT 1.00* SC 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.90 KP 0.96 ! LA 0.97 MK 1.14 NL 1.16 OV 0.94 ! PT 1.00* SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 0.92 KP 0.98 ! LA 0.97 MK 1.10 NL 1.18 OV 0.92 ! PT 1.00* SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.86 KP 0.93 ! LA 0.98 MK 1.08 NL 1.21 OV 0.93 ! PT 1.00* SC 0.94 ! ! ! Fit before self-cal, rms=0.058154Jy sigma=1.314951 ! Fit after self-cal, rms=0.056897Jy sigma=1.280473 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8515 mas, bmaj=1.61 mas, bpa=1.667 degrees ! Estimated noise=0.250995 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 = -0.00221456 Jy ! Component: 100 - total flux cleaned = -0.00211644 Jy ! Component: 150 - total flux cleaned = -0.00203128 Jy ! Component: 200 - total flux cleaned = -0.00211397 Jy ! Total flux subtracted in 200 components = -0.00211397 Jy ! Clean residual min=-0.006001 max=0.005365 Jy/beam ! Clean residual mean=0.000003 rms=0.001012 Jy/beam ! Combined flux in latest and established models = 0.135561 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.135561 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=0.056534Jy sigma=1.273191 ! Fit after self-cal, rms=0.056554Jy sigma=1.272336 ! 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=0.056554Jy sigma=1.272336 ! Fit after self-cal, rms=0.064170Jy sigma=1.203941 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8854 mas, bmaj=1.593 mas, bpa=0.5804 degrees ! Estimated noise=0.26024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.20153e-05 Jy ! Component: 100 - total flux cleaned = -0.00054165 Jy ! Component: 150 - total flux cleaned = -0.00111336 Jy ! Component: 200 - total flux cleaned = -0.00161838 Jy ! Total flux subtracted in 200 components = -0.00161838 Jy ! Clean residual min=-0.002709 max=0.003279 Jy/beam ! Clean residual mean=0.000002 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.133942 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 85 components and 0.133942 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=0.064013Jy sigma=1.197907 ! Fit after self-cal, rms=0.064104Jy sigma=1.196922 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 (0.4, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025632 Jy ! Component: 100 - total flux cleaned = 0.00372603 Jy ! Component: 150 - total flux cleaned = 0.00424136 Jy ! Component: 200 - total flux cleaned = 0.00435764 Jy ! Total flux subtracted in 200 components = 0.00435764 Jy ! Clean residual min=-0.002698 max=0.002451 Jy/beam ! Clean residual mean=0.000003 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.1383 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.1383 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=0.063915Jy sigma=1.191834 ! Fit after self-cal, rms=0.063895Jy sigma=1.191518 ! 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=0.063895Jy sigma=1.191518 ! Fit after self-cal, rms=0.070454Jy sigma=1.185203 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8876 mas, bmaj=1.584 mas, bpa=0.9976 degrees ! Estimated noise=0.259737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131288 Jy ! Component: 100 - total flux cleaned = -0.00124802 Jy ! Component: 150 - total flux cleaned = -0.000849156 Jy ! Component: 200 - total flux cleaned = -0.000695037 Jy ! Total flux subtracted in 200 components = -0.000695037 Jy ! Clean residual min=-0.002039 max=0.002157 Jy/beam ! Clean residual mean=0.000001 rms=0.000451 Jy/beam ! Combined flux in latest and established models = 0.137605 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 110 components and 0.137605 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=0.070339Jy sigma=1.181788 ! Fit after self-cal, rms=0.070369Jy sigma=1.181461 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 (0.8, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108402 Jy ! Component: 100 - total flux cleaned = 0.00123717 Jy ! Component: 150 - total flux cleaned = 0.00150369 Jy ! Component: 200 - total flux cleaned = 0.00184755 Jy ! Total flux subtracted in 200 components = 0.00184755 Jy ! Clean residual min=-0.001732 max=0.001829 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.139452 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 125 components and 0.139452 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=0.070241Jy sigma=1.177798 ! Fit after self-cal, rms=0.070242Jy sigma=1.177660 ! Inverting map ! Added new window around map position (0, -11.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152959 Jy ! Component: 100 - total flux cleaned = 0.00207596 Jy ! Component: 150 - total flux cleaned = 0.00271477 Jy ! Component: 200 - total flux cleaned = 0.00322697 Jy ! Total flux subtracted in 200 components = 0.00322697 Jy ! Clean residual min=-0.001563 max=0.001658 Jy/beam ! Clean residual mean=0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.142679 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 145 components and 0.142679 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=0.070169Jy sigma=1.175647 ! Fit after self-cal, rms=0.070170Jy sigma=1.175593 ! Inverting map ! Added new window around map position (0.2, 45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000664268 Jy ! Component: 100 - total flux cleaned = 0.00106199 Jy ! Component: 150 - total flux cleaned = 0.00159652 Jy ! Component: 200 - total flux cleaned = 0.00217159 Jy ! Total flux subtracted in 200 components = 0.00217159 Jy ! Clean residual min=-0.001519 max=0.001413 Jy/beam ! Clean residual mean=0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.144851 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 155 components and 0.144851 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=0.070109Jy sigma=1.173950 ! Fit after self-cal, rms=0.070106Jy sigma=1.173905 ! 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=0.070106Jy sigma=1.173905 ! Fit after self-cal, rms=0.071837Jy sigma=1.173220 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.908 mas, bmaj=2.429 mas, bpa=1.532 degrees ! Estimated noise=0.329678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144953 Jy ! Component: 100 - total flux cleaned = 0.00226912 Jy ! Component: 150 - total flux cleaned = 0.00286182 Jy ! Component: 200 - total flux cleaned = 0.00345333 Jy ! Total flux subtracted in 200 components = 0.00345333 Jy ! Clean residual min=-0.001749 max=0.001426 Jy/beam ! Clean residual mean=0.000001 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.148304 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 182 components and 0.148304 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=0.071820Jy sigma=1.172516 ! Fit after self-cal, rms=0.071831Jy sigma=1.172453 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 = 0.000314234 Jy ! Component: 100 - total flux cleaned = 0.000690815 Jy ! Component: 150 - total flux cleaned = 0.00105792 Jy ! Component: 200 - total flux cleaned = 0.00132203 Jy ! Total flux subtracted in 200 components = 0.00132203 Jy ! Clean residual min=-0.001664 max=0.001368 Jy/beam ! Clean residual mean=0.000000 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.149626 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 197 components and 0.149626 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=0.071822Jy sigma=1.172115 ! Fit after self-cal, rms=0.071824Jy sigma=1.172095 ! 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=0.889 mas, bmaj=1.58 mas, bpa=1.091 degrees ! Estimated noise=0.258546 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.889 x 1.58 at 1.091 degrees (North through East) ! Clean map min=-0.0023517 max=0.10816 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=0.7211 mas, bmaj=1.309 mas, bpa=-0.7568 degrees ! Estimated noise=0.463402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0814294 Jy ! Component: 100 - total flux cleaned = 0.103877 Jy ! Component: 150 - total flux cleaned = 0.11424 Jy ! Component: 200 - total flux cleaned = 0.120588 Jy ! Total flux subtracted in 200 components = 0.120588 Jy ! Clean residual min=-0.003511 max=0.004038 Jy/beam ! Clean residual mean=0.000002 rms=0.000737 Jy/beam ! Combined flux in latest and established models = 0.120588 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.120588 Jy ! Inverting map and beam ! Estimated beam: bmin=0.889 mas, bmaj=1.58 mas, bpa=1.091 degrees ! Estimated noise=0.258546 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 = 0.00562622 Jy ! Component: 100 - total flux cleaned = 0.00877065 Jy ! Component: 150 - total flux cleaned = 0.0108691 Jy ! Component: 200 - total flux cleaned = 0.0125722 Jy ! Total flux subtracted in 200 components = 0.0125722 Jy ! Clean residual min=-0.002123 max=0.001970 Jy/beam ! Clean residual mean=0.000001 rms=0.000456 Jy/beam ! Combined flux in latest and established models = 0.133161 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 0.133161 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.908 mas, bmaj=2.429 mas, bpa=1.532 degrees ! Estimated noise=0.329678 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301309 Jy ! Component: 100 - total flux cleaned = 0.00535697 Jy ! Component: 150 - total flux cleaned = 0.00689196 Jy ! Component: 200 - total flux cleaned = 0.00818559 Jy ! Total flux subtracted in 200 components = 0.00818559 Jy ! Clean residual min=-0.002012 max=0.001912 Jy/beam ! Clean residual mean=0.000001 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.141346 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116654 Jy ! Component: 100 - total flux cleaned = 0.0022563 Jy ! Component: 150 - total flux cleaned = 0.00310975 Jy ! Component: 200 - total flux cleaned = 0.00385327 Jy ! Total flux subtracted in 200 components = 0.00385327 Jy ! Clean residual min=-0.001724 max=0.001677 Jy/beam ! Clean residual mean=0.000001 rms=0.000443 Jy/beam ! Combined flux in latest and established models = 0.1452 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 89 components and 0.145199 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.889 mas, bmaj=1.58 mas, bpa=1.091 degrees ! Estimated noise=0.258546 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000808166 Jy ! Component: 100 - total flux cleaned = 0.00087431 Jy ! Component: 150 - total flux cleaned = 0.000997216 Jy ! Component: 200 - total flux cleaned = 0.000995029 Jy ! Total flux subtracted in 200 components = 0.000995029 Jy ! Clean residual min=-0.001865 max=0.001645 Jy/beam ! Clean residual mean=0.000000 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.146195 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 111 components and 0.146195 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=0.072440Jy sigma=1.175458 ! Fit after self-cal, rms=0.072267Jy sigma=1.173616 wmodel J1721+3542_X_map.mod ! Writing 111 model components to file: J1721+3542_X_map.mod wobs J1721+3542_X_uvs.fits ! Writing UV FITS file: J1721+3542_X_uvs.fits wwins J1721+3542_X_map.win ! wwins: Wrote 8 windows to J1721+3542_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 = -0.00046231 Jy ! Component: 100 - total flux cleaned = -0.000462854 Jy ! Component: 150 - total flux cleaned = -0.000286767 Jy ! Component: 200 - total flux cleaned = -0.000119191 Jy ! Component: 250 - total flux cleaned = -4.55364e-06 Jy ! Component: 300 - total flux cleaned = -4.85132e-05 Jy ! Component: 350 - total flux cleaned = -9.13994e-05 Jy ! Component: 400 - total flux cleaned = -0.000112491 Jy ! Component: 450 - total flux cleaned = -0.00015379 Jy ! Component: 500 - total flux cleaned = -0.000194111 Jy ! Component: 550 - total flux cleaned = -0.00021414 Jy ! Component: 600 - total flux cleaned = -0.00021417 Jy ! Component: 650 - total flux cleaned = -0.000175623 Jy ! Component: 700 - total flux cleaned = -0.000156472 Jy ! Component: 750 - total flux cleaned = -0.000118981 Jy ! Component: 800 - total flux cleaned = -6.32053e-05 Jy ! Component: 850 - total flux cleaned = -8.5272e-06 Jy ! Component: 900 - total flux cleaned = 6.37567e-05 Jy ! Component: 950 - total flux cleaned = 0.000117273 Jy ! Component: 1000 - total flux cleaned = 0.000240437 Jy ! Component: 1050 - total flux cleaned = 0.000222797 Jy ! Component: 1100 - total flux cleaned = 0.000377967 Jy ! Component: 1150 - total flux cleaned = 0.000463016 Jy ! Component: 1200 - total flux cleaned = 0.000496631 Jy ! Component: 1250 - total flux cleaned = 0.000614 Jy ! Component: 1300 - total flux cleaned = 0.000713808 Jy ! Component: 1350 - total flux cleaned = 0.000861914 Jy ! Component: 1400 - total flux cleaned = 0.000894517 Jy ! Component: 1450 - total flux cleaned = 0.00102414 Jy ! Component: 1500 - total flux cleaned = 0.00115265 Jy ! Component: 1550 - total flux cleaned = 0.00120042 Jy ! Component: 1600 - total flux cleaned = 0.00127927 Jy ! Component: 1650 - total flux cleaned = 0.00137306 Jy ! Component: 1700 - total flux cleaned = 0.00145068 Jy ! Component: 1750 - total flux cleaned = 0.00152759 Jy ! Component: 1800 - total flux cleaned = 0.00161921 Jy ! Component: 1850 - total flux cleaned = 0.00163452 Jy ! Component: 1900 - total flux cleaned = 0.00175486 Jy ! Component: 1950 - total flux cleaned = 0.00182927 Jy ! Component: 2000 - total flux cleaned = 0.00185877 Jy ! Component: 2050 - total flux cleaned = 0.00194691 Jy ! Component: 2100 - total flux cleaned = 0.00197587 Jy ! Component: 2150 - total flux cleaned = 0.00196142 Jy ! Component: 2200 - total flux cleaned = 0.00201897 Jy ! Component: 2250 - total flux cleaned = 0.00206169 Jy ! Component: 2300 - total flux cleaned = 0.00210419 Jy ! Component: 2350 - total flux cleaned = 0.00214645 Jy ! Component: 2400 - total flux cleaned = 0.00220234 Jy ! Component: 2450 - total flux cleaned = 0.00216068 Jy ! Component: 2500 - total flux cleaned = 0.00217452 Jy ! Component: 2550 - total flux cleaned = 0.00225685 Jy ! Component: 2600 - total flux cleaned = 0.00228405 Jy ! Component: 2650 - total flux cleaned = 0.00227049 Jy ! Component: 2700 - total flux cleaned = 0.00228403 Jy ! Component: 2750 - total flux cleaned = 0.00231077 Jy ! Component: 2800 - total flux cleaned = 0.00241684 Jy ! Component: 2850 - total flux cleaned = 0.00233773 Jy ! Component: 2900 - total flux cleaned = 0.00237702 Jy ! Component: 2950 - total flux cleaned = 0.00237703 Jy ! Component: 3000 - total flux cleaned = 0.00237712 Jy ! Component: 3050 - total flux cleaned = 0.00236431 Jy ! Component: 3100 - total flux cleaned = 0.00240269 Jy ! Component: 3150 - total flux cleaned = 0.00236454 Jy ! Component: 3200 - total flux cleaned = 0.00236459 Jy ! Component: 3250 - total flux cleaned = 0.00242756 Jy ! Component: 3300 - total flux cleaned = 0.00242751 Jy ! Component: 3350 - total flux cleaned = 0.00241512 Jy ! Component: 3400 - total flux cleaned = 0.00241506 Jy ! Component: 3450 - total flux cleaned = 0.00242734 Jy ! Component: 3500 - total flux cleaned = 0.00242738 Jy ! Component: 3550 - total flux cleaned = 0.00241518 Jy ! Component: 3600 - total flux cleaned = 0.00240314 Jy ! Component: 3650 - total flux cleaned = 0.00246351 Jy ! Component: 3700 - total flux cleaned = 0.0024515 Jy ! Component: 3750 - total flux cleaned = 0.00242763 Jy ! Component: 3800 - total flux cleaned = 0.00246327 Jy ! Component: 3850 - total flux cleaned = 0.00246331 Jy ! Component: 3900 - total flux cleaned = 0.00245151 Jy ! Component: 3950 - total flux cleaned = 0.00249836 Jy ! Component: 4000 - total flux cleaned = 0.00248672 Jy ! Component: 4050 - total flux cleaned = 0.00248667 Jy ! Total flux subtracted in 4096 components = 0.00247514 Jy ! Clean residual min=-0.000619 max=0.000691 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.14867 Jy keep ! Adding 309 model components to the UV plane model. ! The established model now contains 417 components and 0.14867 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1721+3542_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.889 x 1.58 at 1.091 degrees (North through East) ! Clean map min=-0.001125 max=0.11053 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1721+3542_X_map.fits wmodel /vlbi/uf001/uva//J1721+3542_X_map.mod ! Writing 417 model components to file: /vlbi/uf001/uva//J1721+3542_X_map.mod wobs /vlbi/uf001/uva//J1721+3542_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1721+3542_X_uvs.fits wwins /vlbi/uf001/uva//J1721+3542_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1721+3542_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.110526 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000193646 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.525611 0.525611 1.05122 2.10244 4.20489 8.40978 16.8196 33.6391 67.2782 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 570.764 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1721+3542_X_dfm.log closed on Mon Jan 14 04:08:21 2019