! Started logfile: /vlbi/uf001/uva//J2109+8021_X_dfm.log on Mon Jan 14 05:46:05 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//J2109+8021_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2109+8021_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.949769 visibilities/baseline/integration-bin. ! Found source: J2109+8021 ! ! 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 49236 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 J2109+8021_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004449Jy sigma=22.411539 ! Fit after self-cal, rms=0.947692Jy sigma=21.139620 ! 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=0.765 mas, bmaj=0.8277 mas, bpa=-71.29 degrees ! Estimated noise=0.332779 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 = 0.0412856 Jy ! Component: 100 - total flux cleaned = 0.0505717 Jy ! Total flux subtracted in 100 components = 0.0505717 Jy ! Clean residual min=-0.001941 max=0.003240 Jy/beam ! Clean residual mean=-0.000000 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.0505716 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0505716 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=0.060432Jy sigma=1.264570 ! Fit after self-cal, rms=0.058972Jy sigma=1.231814 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0042273 Jy ! Component: 100 - total flux cleaned = 0.0058127 Jy ! Total flux subtracted in 100 components = 0.0058127 Jy ! Clean residual min=-0.001719 max=0.002134 Jy/beam ! Clean residual mean=-0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.0563843 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0563843 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=0.058636Jy sigma=1.224074 ! Fit after self-cal, rms=0.058640Jy sigma=1.223989 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.049 mas, bmaj=1.11 mas, bpa=-67.28 degrees ! Estimated noise=0.144987 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 (-1.6, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00219613 Jy ! Component: 100 - total flux cleaned = 0.00334099 Jy ! Component: 150 - total flux cleaned = 0.00377157 Jy ! Component: 200 - total flux cleaned = 0.00398322 Jy ! Total flux subtracted in 200 components = 0.00398322 Jy ! Clean residual min=-0.001334 max=0.001647 Jy/beam ! Clean residual mean=-0.000001 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.0603676 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 30 components and 0.0603676 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=0.058558Jy sigma=1.221990 ! Fit after self-cal, rms=0.058545Jy sigma=1.221619 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.049 x 1.11 at -67.28 degrees (North through East) ! Clean map min=-0.0012879 max=0.0551 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 1.09 KP 0.98 ! LA 1.01 MK 1.04 NL 1.14 OV 0.89 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.00 KP 1.00 ! LA 1.00 MK 1.06 NL 1.12 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.09 KP 0.97 ! LA 0.99 MK 1.03 NL 1.16 OV 0.94 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 1.04 KP 0.95 ! LA 1.02 MK 1.03 NL 1.13 OV 0.93 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.04 KP 0.98 ! LA 0.99 MK 0.99 NL 1.17 OV 0.98 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.05 KP 1.03 ! LA 1.02 MK 1.00 NL 1.13 OV 0.91 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 1.03 KP 1.02 ! LA 0.97 MK 1.00 NL 1.15 OV 0.89 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.05 KP 1.02 ! LA 0.98 MK 1.02 NL 1.13 OV 0.91 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.00 KP 0.97 ! LA 1.01 MK 0.97 NL 1.17 OV 0.89 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 0.96 KP 0.97 ! LA 0.99 MK 1.00 NL 1.13 OV 0.89 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.06 HN 1.02 KP 0.97 ! LA 1.01 MK 0.94 NL 1.08 OV 0.90 ! PT 0.89 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.98 KP 1.02 ! LA 1.01 MK 0.92 NL 1.10 OV 0.91 ! PT 0.92 SC 0.95 ! ! ! Fit before self-cal, rms=0.058545Jy sigma=1.221619 ! Fit after self-cal, rms=0.057509Jy sigma=1.216270 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.045 mas, bmaj=1.106 mas, bpa=-67.3 degrees ! Estimated noise=0.144373 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 = -0.000457686 Jy ! Component: 100 - total flux cleaned = -0.000607958 Jy ! Component: 150 - total flux cleaned = -0.000685375 Jy ! Component: 200 - total flux cleaned = -0.000698268 Jy ! Total flux subtracted in 200 components = -0.000698268 Jy ! Clean residual min=-0.000970 max=0.000903 Jy/beam ! Clean residual mean=-0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0596693 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.0596693 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=0.057497Jy sigma=1.216043 ! Fit after self-cal, rms=0.057528Jy sigma=1.215701 ! 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=0.057528Jy sigma=1.215701 ! Fit after self-cal, rms=0.058155Jy sigma=1.212017 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.042 mas, bmaj=1.112 mas, bpa=-67.34 degrees ! Estimated noise=0.144524 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.60912e-05 Jy ! Component: 100 - total flux cleaned = -3.56351e-05 Jy ! Component: 150 - total flux cleaned = -3.63819e-05 Jy ! Component: 200 - total flux cleaned = -5.0836e-05 Jy ! Total flux subtracted in 200 components = -5.0836e-05 Jy ! Clean residual min=-0.000791 max=0.000732 Jy/beam ! Clean residual mean=-0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0596184 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 0.0596184 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=0.058152Jy sigma=1.211967 ! Fit after self-cal, rms=0.058185Jy sigma=1.211780 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 = -3.09651e-05 Jy ! Component: 100 - total flux cleaned = -4.40855e-05 Jy ! Component: 150 - total flux cleaned = -5.53934e-05 Jy ! Component: 200 - total flux cleaned = -6.09288e-05 Jy ! Total flux subtracted in 200 components = -6.09288e-05 Jy ! Clean residual min=-0.000785 max=0.000724 Jy/beam ! Clean residual mean=-0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0595575 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.0595575 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=0.058183Jy sigma=1.211758 ! Fit after self-cal, rms=0.058184Jy sigma=1.211758 ! 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=0.058184Jy sigma=1.211758 ! Fit after self-cal, rms=0.058268Jy sigma=1.211731 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=1.113 mas, bpa=-67.31 degrees ! Estimated noise=0.144599 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.28556e-05 Jy ! Component: 100 - total flux cleaned = -5.55055e-05 Jy ! Component: 150 - total flux cleaned = -5.56791e-05 Jy ! Component: 200 - total flux cleaned = -5.59228e-05 Jy ! Total flux subtracted in 200 components = -5.59228e-05 Jy ! Clean residual min=-0.000790 max=0.000723 Jy/beam ! Clean residual mean=-0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0595016 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 64 components and 0.0595016 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=0.058267Jy sigma=1.211712 ! Fit after self-cal, rms=0.058270Jy sigma=1.211712 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 = -1.58373e-05 Jy ! Component: 100 - total flux cleaned = -2.07332e-05 Jy ! Component: 150 - total flux cleaned = -2.07733e-05 Jy ! Component: 200 - total flux cleaned = -2.0654e-05 Jy ! Total flux subtracted in 200 components = -2.0654e-05 Jy ! Clean residual min=-0.000791 max=0.000717 Jy/beam ! Clean residual mean=-0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0594809 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 66 components and 0.0594809 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=0.058269Jy sigma=1.211693 ! Fit after self-cal, rms=0.058269Jy sigma=1.211691 ! 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=0.058269Jy sigma=1.211691 ! Fit after self-cal, rms=0.058273Jy sigma=1.211688 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.493 mas, bmaj=2.56 mas, bpa=-83.55 degrees ! Estimated noise=0.186887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.88626e-05 Jy ! Component: 100 - total flux cleaned = -4.93331e-05 Jy ! Component: 150 - total flux cleaned = -4.94106e-05 Jy ! Component: 200 - total flux cleaned = -5.58273e-05 Jy ! Total flux subtracted in 200 components = -5.58273e-05 Jy ! Clean residual min=-0.000900 max=0.000779 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0594251 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 75 components and 0.0594251 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=0.058273Jy sigma=1.211684 ! Fit after self-cal, rms=0.058274Jy sigma=1.211686 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 = -1.35789e-05 Jy ! Component: 100 - total flux cleaned = -2.65434e-05 Jy ! Component: 150 - total flux cleaned = -2.92455e-05 Jy ! Component: 200 - total flux cleaned = -3.48541e-05 Jy ! Total flux subtracted in 200 components = -3.48541e-05 Jy ! Clean residual min=-0.000895 max=0.000773 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0593903 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 78 components and 0.0593903 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=0.058274Jy sigma=1.211693 ! Fit after self-cal, rms=0.058274Jy sigma=1.211691 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=1.112 mas, bpa=-67.3 degrees ! Estimated noise=0.144636 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 1.112 at -67.3 degrees (North through East) ! Clean map min=-0.00080433 max=0.05488 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=0.7588 mas, bmaj=0.8297 mas, bpa=-71.69 degrees ! Estimated noise=0.329639 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0419867 Jy ! Component: 100 - total flux cleaned = 0.0514923 Jy ! Component: 150 - total flux cleaned = 0.0550627 Jy ! Component: 200 - total flux cleaned = 0.0569084 Jy ! Total flux subtracted in 200 components = 0.0569084 Jy ! Clean residual min=-0.001558 max=0.001658 Jy/beam ! Clean residual mean=-0.000000 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.0569084 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0569084 Jy ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=1.112 mas, bpa=-67.3 degrees ! Estimated noise=0.144636 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 = 0.00155926 Jy ! Component: 100 - total flux cleaned = 0.00211305 Jy ! Component: 150 - total flux cleaned = 0.00221966 Jy ! Component: 200 - total flux cleaned = 0.00226838 Jy ! Total flux subtracted in 200 components = 0.00226838 Jy ! Clean residual min=-0.000814 max=0.000732 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0591768 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.0591768 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=2.493 mas, bmaj=2.56 mas, bpa=-83.55 degrees ! Estimated noise=0.186887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000212081 Jy ! Component: 100 - total flux cleaned = 0.000230575 Jy ! Component: 150 - total flux cleaned = 0.000230038 Jy ! Component: 200 - total flux cleaned = 0.000225082 Jy ! Total flux subtracted in 200 components = 0.000225082 Jy ! Clean residual min=-0.000895 max=0.000790 Jy/beam ! Clean residual mean=-0.000001 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0594019 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 = -9.0424e-06 Jy ! Component: 100 - total flux cleaned = -1.73555e-05 Jy ! Component: 150 - total flux cleaned = -2.50513e-05 Jy ! Component: 200 - total flux cleaned = -3.20144e-05 Jy ! Total flux subtracted in 200 components = -3.20144e-05 Jy ! Clean residual min=-0.000896 max=0.000781 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0593698 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 38 components and 0.0593698 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=1.112 mas, bpa=-67.3 degrees ! Estimated noise=0.144636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.09951e-06 Jy ! Component: 100 - total flux cleaned = -1.52622e-06 Jy ! Component: 150 - total flux cleaned = 1.55746e-05 Jy ! Component: 200 - total flux cleaned = 1.54806e-05 Jy ! Total flux subtracted in 200 components = 1.54806e-05 Jy ! Clean residual min=-0.000812 max=0.000719 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0593853 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.0593853 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=0.058277Jy sigma=1.211727 ! Fit after self-cal, rms=0.058276Jy sigma=1.211713 wmodel J2109+8021_X_map.mod ! Writing 49 model components to file: J2109+8021_X_map.mod wobs J2109+8021_X_uvs.fits ! Writing UV FITS file: J2109+8021_X_uvs.fits wwins J2109+8021_X_map.win ! wwins: Wrote 2 windows to J2109+8021_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 = -0.000221514 Jy ! Component: 100 - total flux cleaned = -0.000366156 Jy ! Component: 150 - total flux cleaned = -0.000556812 Jy ! Component: 200 - total flux cleaned = -0.000729658 Jy ! Component: 250 - total flux cleaned = -0.000898288 Jy ! Component: 300 - total flux cleaned = -0.00105152 Jy ! Component: 350 - total flux cleaned = -0.00114396 Jy ! Component: 400 - total flux cleaned = -0.00122327 Jy ! Component: 450 - total flux cleaned = -0.00128999 Jy ! Component: 500 - total flux cleaned = -0.00135579 Jy ! Component: 550 - total flux cleaned = -0.00140987 Jy ! Component: 600 - total flux cleaned = -0.00149505 Jy ! Component: 650 - total flux cleaned = -0.00153717 Jy ! Component: 700 - total flux cleaned = -0.00157911 Jy ! Component: 750 - total flux cleaned = -0.00167178 Jy ! Component: 800 - total flux cleaned = -0.00173281 Jy ! Component: 850 - total flux cleaned = -0.00176298 Jy ! Component: 900 - total flux cleaned = -0.00183269 Jy ! Component: 950 - total flux cleaned = -0.00189194 Jy ! Component: 1000 - total flux cleaned = -0.00194075 Jy ! Component: 1050 - total flux cleaned = -0.00198915 Jy ! Component: 1100 - total flux cleaned = -0.00201788 Jy ! Component: 1150 - total flux cleaned = -0.00208463 Jy ! Component: 1200 - total flux cleaned = -0.00207518 Jy ! Component: 1250 - total flux cleaned = -0.00214078 Jy ! Component: 1300 - total flux cleaned = -0.00216864 Jy ! Component: 1350 - total flux cleaned = -0.00219627 Jy ! Component: 1400 - total flux cleaned = -0.00218725 Jy ! Component: 1450 - total flux cleaned = -0.00224167 Jy ! Component: 1500 - total flux cleaned = -0.00225975 Jy ! Component: 1550 - total flux cleaned = -0.00228655 Jy ! Component: 1600 - total flux cleaned = -0.00232204 Jy ! Component: 1650 - total flux cleaned = -0.00229567 Jy ! Component: 1700 - total flux cleaned = -0.0023482 Jy ! Component: 1750 - total flux cleaned = -0.00238297 Jy ! Component: 1800 - total flux cleaned = -0.0023743 Jy ! Component: 1850 - total flux cleaned = -0.0024258 Jy ! Component: 1900 - total flux cleaned = -0.00245146 Jy ! Component: 1950 - total flux cleaned = -0.00245988 Jy ! Component: 2000 - total flux cleaned = -0.00249357 Jy ! Component: 2050 - total flux cleaned = -0.00252711 Jy ! Component: 2100 - total flux cleaned = -0.00251881 Jy ! Component: 2150 - total flux cleaned = -0.00254363 Jy ! Component: 2200 - total flux cleaned = -0.00259296 Jy ! Component: 2250 - total flux cleaned = -0.00259289 Jy ! Component: 2300 - total flux cleaned = -0.0026254 Jy ! Component: 2350 - total flux cleaned = -0.00263341 Jy ! Component: 2400 - total flux cleaned = -0.00266552 Jy ! Component: 2450 - total flux cleaned = -0.00265751 Jy ! Component: 2500 - total flux cleaned = -0.00265758 Jy ! Component: 2550 - total flux cleaned = -0.002713 Jy ! Component: 2600 - total flux cleaned = -0.00269722 Jy ! Component: 2650 - total flux cleaned = -0.00275202 Jy ! Component: 2700 - total flux cleaned = -0.00275981 Jy ! Component: 2750 - total flux cleaned = -0.00278303 Jy ! Component: 2800 - total flux cleaned = -0.00275987 Jy ! Component: 2850 - total flux cleaned = -0.00276754 Jy ! Component: 2900 - total flux cleaned = -0.00275993 Jy ! Component: 2950 - total flux cleaned = -0.00278273 Jy ! Component: 3000 - total flux cleaned = -0.00279789 Jy ! Component: 3050 - total flux cleaned = -0.0027904 Jy ! Component: 3100 - total flux cleaned = -0.00279789 Jy ! Component: 3150 - total flux cleaned = -0.00279791 Jy ! Component: 3200 - total flux cleaned = -0.00279042 Jy ! Component: 3250 - total flux cleaned = -0.00281999 Jy ! Component: 3300 - total flux cleaned = -0.00284211 Jy ! Component: 3350 - total flux cleaned = -0.00283485 Jy ! Component: 3400 - total flux cleaned = -0.00284948 Jy ! Component: 3450 - total flux cleaned = -0.00283492 Jy ! Component: 3500 - total flux cleaned = -0.00287109 Jy ! Component: 3550 - total flux cleaned = -0.00288554 Jy ! Component: 3600 - total flux cleaned = -0.0028927 Jy ! Component: 3650 - total flux cleaned = -0.00287122 Jy ! Component: 3700 - total flux cleaned = -0.00287832 Jy ! Component: 3750 - total flux cleaned = -0.00287826 Jy ! Component: 3800 - total flux cleaned = -0.0029135 Jy ! Component: 3850 - total flux cleaned = -0.00289242 Jy ! Component: 3900 - total flux cleaned = -0.00295535 Jy ! Component: 3950 - total flux cleaned = -0.00295533 Jy ! Component: 4000 - total flux cleaned = -0.00292758 Jy ! Component: 4050 - total flux cleaned = -0.0029414 Jy ! Total flux subtracted in 4096 components = -0.00292767 Jy ! Clean residual min=-0.000404 max=0.000420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0564577 Jy keep ! Adding 337 model components to the UV plane model. ! The established model now contains 386 components and 0.0564577 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2109+8021_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 1.112 at -67.3 degrees (North through East) ! Clean map min=-0.00057569 max=0.054782 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2109+8021_X_map.fits wmodel /vlbi/uf001/uva//J2109+8021_X_map.mod ! Writing 386 model components to file: /vlbi/uf001/uva//J2109+8021_X_map.mod wobs /vlbi/uf001/uva//J2109+8021_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2109+8021_X_uvs.fits wwins /vlbi/uf001/uva//J2109+8021_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2109+8021_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0547821 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114953 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.629509 0.629509 1.25902 2.51803 5.03607 10.0721 20.1443 40.2886 80.5771 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.054 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 476.562 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2109+8021_X_dfm.log closed on Mon Jan 14 05:46:11 2019