! Started logfile: /vlbi/uf001/uva//J0946+5020_X_dfm.log on Mon Jan 14 00:37:03 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//J0946+5020_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0946+5020_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J0946+5020 ! ! 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 28728 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 J0946+5020_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002646Jy sigma=26.320500 ! Fit after self-cal, rms=0.967110Jy sigma=25.389742 ! 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=0.8354 mas, bmaj=1.017 mas, bpa=-0.2302 degrees ! Estimated noise=0.378812 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 = 0.0266967 Jy ! Component: 100 - total flux cleaned = 0.0325878 Jy ! Total flux subtracted in 100 components = 0.0325878 Jy ! Clean residual min=-0.002584 max=0.003549 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0325878 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0325878 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=0.055201Jy sigma=1.374956 ! Fit after self-cal, rms=0.053089Jy sigma=1.318497 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00386218 Jy ! Component: 100 - total flux cleaned = 0.00535431 Jy ! Total flux subtracted in 100 components = 0.00535431 Jy ! Clean residual min=-0.002313 max=0.003606 Jy/beam ! Clean residual mean=-0.000000 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0379421 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0379421 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=0.052802Jy sigma=1.310917 ! Fit after self-cal, rms=0.052803Jy sigma=1.310765 ! Inverting map ! Added new window around map position (0.4, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270833 Jy ! Component: 100 - total flux cleaned = 0.00316147 Jy ! Total flux subtracted in 100 components = 0.00316147 Jy ! Clean residual min=-0.002212 max=0.002729 Jy/beam ! Clean residual mean=0.000000 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0411036 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 12 components and 0.0411036 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=0.052650Jy sigma=1.306073 ! Fit after self-cal, rms=0.052615Jy sigma=1.305039 ! 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=1.092 mas, bmaj=1.314 mas, bpa=6.586 degrees ! Estimated noise=0.162557 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 = 0.00210137 Jy ! Component: 100 - total flux cleaned = 0.00293011 Jy ! Component: 150 - total flux cleaned = 0.00334504 Jy ! Component: 200 - total flux cleaned = 0.00344874 Jy ! Total flux subtracted in 200 components = 0.00344874 Jy ! Clean residual min=-0.001320 max=0.001472 Jy/beam ! Clean residual mean=0.000002 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0445523 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 24 components and 0.0445523 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=0.052544Jy sigma=1.302853 ! Fit after self-cal, rms=0.052523Jy sigma=1.302144 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.092 x 1.314 at 6.586 degrees (North through East) ! Clean map min=-0.0012034 max=0.036934 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.03 KP 0.93 ! LA 1.01 MK 1.17 NL 1.19 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.04 HN 0.97 KP 1.01 ! LA 0.97 MK 1.01 NL 1.28 OV 0.93 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.94 KP 0.96 ! LA 1.05 MK 1.11 NL 1.19 OV 0.93 ! PT 0.95 SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 HN 1.06 KP 1.01 ! LA 1.05 MK 1.10 NL 1.15 OV 0.89 ! PT 0.93 SC 0.89 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.06 HN 0.98 KP 1.01 ! LA 0.96 MK 1.00 NL 1.15 OV 0.94 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.04 ! LA 0.99 MK 1.10 NL 1.20 OV 0.94 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.10 HN 0.96 KP 1.05 ! LA 1.08 MK 0.95 NL 1.13 OV 0.84 ! PT 0.94 SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.02 HN 0.99 KP 0.99 ! LA 1.07 MK 1.04 NL 1.23 OV 0.82 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.92 KP 1.07 ! LA 0.96 MK 0.99 NL 1.18 OV 0.94 ! PT 0.83 SC 0.88 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.92 KP 1.00 ! LA 0.94 MK 1.00 NL 1.21 OV 0.92 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 0.97 KP 1.01 ! LA 1.01 MK 0.99 NL 1.19 OV 0.90 ! PT 0.85 SC 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.92 HN 0.85 KP 0.94 ! LA 1.04 MK 0.90 NL 1.23 OV 0.85 ! PT 0.92 SC 0.93 ! ! ! Fit before self-cal, rms=0.052523Jy sigma=1.302144 ! Fit after self-cal, rms=0.051377Jy sigma=1.295712 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.083 mas, bmaj=1.312 mas, bpa=9.111 degrees ! Estimated noise=0.161708 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 = 0.000392473 Jy ! Component: 100 - total flux cleaned = 0.000374702 Jy ! Component: 150 - total flux cleaned = 0.00036198 Jy ! Component: 200 - total flux cleaned = 0.000361629 Jy ! Total flux subtracted in 200 components = 0.000361629 Jy ! Clean residual min=-0.000928 max=0.000914 Jy/beam ! Clean residual mean=0.000002 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.044914 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 0.044914 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=0.051367Jy sigma=1.295457 ! Fit after self-cal, rms=0.051424Jy sigma=1.294413 ! 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=0.051424Jy sigma=1.294413 ! Fit after self-cal, rms=0.052026Jy sigma=1.290754 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.082 mas, bmaj=1.314 mas, bpa=8.663 degrees ! Estimated noise=0.161588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.22195e-05 Jy ! Component: 100 - total flux cleaned = 6.04002e-05 Jy ! Component: 150 - total flux cleaned = 6.77659e-05 Jy ! Component: 200 - total flux cleaned = 6.09566e-05 Jy ! Total flux subtracted in 200 components = 6.09566e-05 Jy ! Clean residual min=-0.000940 max=0.000851 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0449749 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 34 components and 0.0449749 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=0.052021Jy sigma=1.290630 ! Fit after self-cal, rms=0.052081Jy sigma=1.290097 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 = 1.42184e-05 Jy ! Component: 100 - total flux cleaned = 3.83432e-05 Jy ! Component: 150 - total flux cleaned = 3.19297e-05 Jy ! Component: 200 - total flux cleaned = 3.23343e-05 Jy ! Total flux subtracted in 200 components = 3.23343e-05 Jy ! Clean residual min=-0.000931 max=0.000859 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0450073 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0450073 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=0.052079Jy sigma=1.290025 ! Fit after self-cal, rms=0.052079Jy sigma=1.290008 ! 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=0.052079Jy sigma=1.290008 ! Fit after self-cal, rms=0.052188Jy sigma=1.289907 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.319 mas, bpa=8.984 degrees ! Estimated noise=0.161118 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000113282 Jy ! Component: 100 - total flux cleaned = -9.96548e-05 Jy ! Component: 150 - total flux cleaned = -9.97241e-05 Jy ! Component: 200 - total flux cleaned = -0.000104466 Jy ! Total flux subtracted in 200 components = -0.000104466 Jy ! Clean residual min=-0.000924 max=0.000859 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0449028 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 37 components and 0.0449028 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=0.052186Jy sigma=1.289855 ! Fit after self-cal, rms=0.052201Jy sigma=1.289823 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 = -4.66038e-06 Jy ! Component: 100 - total flux cleaned = 1.20941e-05 Jy ! Component: 150 - total flux cleaned = 1.68908e-05 Jy ! Component: 200 - total flux cleaned = 2.11126e-05 Jy ! Total flux subtracted in 200 components = 2.11126e-05 Jy ! Clean residual min=-0.000923 max=0.000860 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0449239 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 38 components and 0.0449239 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=0.052200Jy sigma=1.289788 ! Fit after self-cal, rms=0.052201Jy sigma=1.289761 ! 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=0.052201Jy sigma=1.289761 ! Fit after self-cal, rms=0.052161Jy sigma=1.289747 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.395 mas, bmaj=2.472 mas, bpa=36.51 degrees ! Estimated noise=0.200087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000177707 Jy ! Component: 100 - total flux cleaned = -0.00019482 Jy ! Component: 150 - total flux cleaned = -0.000217124 Jy ! Component: 200 - total flux cleaned = -0.000224488 Jy ! Total flux subtracted in 200 components = -0.000224488 Jy ! Clean residual min=-0.001017 max=0.000965 Jy/beam ! Clean residual mean=-0.000003 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0446994 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0446994 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=0.052161Jy sigma=1.289732 ! Fit after self-cal, rms=0.052159Jy sigma=1.289627 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 = -1.89531e-05 Jy ! Component: 100 - total flux cleaned = -8.4502e-06 Jy ! Component: 150 - total flux cleaned = -8.16081e-06 Jy ! Component: 200 - total flux cleaned = -8.01901e-06 Jy ! Total flux subtracted in 200 components = -8.01901e-06 Jy ! Clean residual min=-0.001011 max=0.000980 Jy/beam ! Clean residual mean=-0.000003 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0446914 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 47 components and 0.0446914 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=0.052159Jy sigma=1.289624 ! Fit after self-cal, rms=0.052159Jy sigma=1.289615 ! 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=1.081 mas, bmaj=1.323 mas, bpa=9.326 degrees ! Estimated noise=0.160758 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.081 x 1.323 at 9.326 degrees (North through East) ! Clean map min=-0.00084072 max=0.036354 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=0.8226 mas, bmaj=1.019 mas, bpa=4.129 degrees ! Estimated noise=0.371654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0281883 Jy ! Component: 100 - total flux cleaned = 0.035505 Jy ! Component: 150 - total flux cleaned = 0.0392144 Jy ! Component: 200 - total flux cleaned = 0.0413494 Jy ! Total flux subtracted in 200 components = 0.0413494 Jy ! Clean residual min=-0.002005 max=0.002183 Jy/beam ! Clean residual mean=-0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0413493 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0413493 Jy ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.323 mas, bpa=9.326 degrees ! Estimated noise=0.160758 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 = 0.00178758 Jy ! Component: 100 - total flux cleaned = 0.00248595 Jy ! Component: 150 - total flux cleaned = 0.0026962 Jy ! Component: 200 - total flux cleaned = 0.00285502 Jy ! Total flux subtracted in 200 components = 0.00285502 Jy ! Clean residual min=-0.000918 max=0.000841 Jy/beam ! Clean residual mean=-0.000001 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0442044 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.0442044 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=2.395 mas, bmaj=2.472 mas, bpa=36.51 degrees ! Estimated noise=0.200087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000350785 Jy ! Component: 100 - total flux cleaned = 0.00038509 Jy ! Component: 150 - total flux cleaned = 0.000416746 Jy ! Component: 200 - total flux cleaned = 0.00043989 Jy ! Total flux subtracted in 200 components = 0.00043989 Jy ! Clean residual min=-0.001004 max=0.000976 Jy/beam ! Clean residual mean=-0.000003 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0446443 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 = 1.433e-05 Jy ! Component: 100 - total flux cleaned = 2.58374e-05 Jy ! Component: 150 - total flux cleaned = 2.59418e-05 Jy ! Component: 200 - total flux cleaned = 2.5954e-05 Jy ! Total flux subtracted in 200 components = 2.5954e-05 Jy ! Clean residual min=-0.001000 max=0.000975 Jy/beam ! Clean residual mean=-0.000003 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.0446702 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.0446702 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.323 mas, bpa=9.326 degrees ! Estimated noise=0.160758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.12503e-05 Jy ! Component: 100 - total flux cleaned = -1.87116e-06 Jy ! Component: 150 - total flux cleaned = -2.01207e-05 Jy ! Component: 200 - total flux cleaned = -3.67144e-05 Jy ! Total flux subtracted in 200 components = -3.67144e-05 Jy ! Clean residual min=-0.000895 max=0.000854 Jy/beam ! Clean residual mean=-0.000001 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0446335 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.0446335 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=0.052165Jy sigma=1.289825 ! Fit after self-cal, rms=0.052164Jy sigma=1.289763 wmodel J0946+5020_X_map.mod ! Writing 29 model components to file: J0946+5020_X_map.mod wobs J0946+5020_X_uvs.fits ! Writing UV FITS file: J0946+5020_X_uvs.fits wwins J0946+5020_X_map.win ! wwins: Wrote 2 windows to J0946+5020_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 = -0.000166236 Jy ! Component: 100 - total flux cleaned = -0.000166979 Jy ! Component: 150 - total flux cleaned = -0.000166905 Jy ! Component: 200 - total flux cleaned = -0.000137891 Jy ! Component: 250 - total flux cleaned = -6.77211e-05 Jy ! Component: 300 - total flux cleaned = -4.04813e-05 Jy ! Component: 350 - total flux cleaned = -1.34161e-05 Jy ! Component: 400 - total flux cleaned = 5.2754e-05 Jy ! Component: 450 - total flux cleaned = 9.16701e-05 Jy ! Component: 500 - total flux cleaned = 0.000104205 Jy ! Component: 550 - total flux cleaned = 0.000129361 Jy ! Component: 600 - total flux cleaned = 0.000141727 Jy ! Component: 650 - total flux cleaned = 0.00017826 Jy ! Component: 700 - total flux cleaned = 0.0001664 Jy ! Component: 750 - total flux cleaned = 0.000201873 Jy ! Component: 800 - total flux cleaned = 0.000166887 Jy ! Component: 850 - total flux cleaned = 0.000212718 Jy ! Component: 900 - total flux cleaned = 0.00017843 Jy ! Component: 950 - total flux cleaned = 0.000212168 Jy ! Component: 1000 - total flux cleaned = 0.000212073 Jy ! Component: 1050 - total flux cleaned = 0.000223019 Jy ! Component: 1100 - total flux cleaned = 0.000244745 Jy ! Component: 1150 - total flux cleaned = 0.000223479 Jy ! Component: 1200 - total flux cleaned = 0.000255281 Jy ! Component: 1250 - total flux cleaned = 0.000276142 Jy ! Component: 1300 - total flux cleaned = 0.000286397 Jy ! Component: 1350 - total flux cleaned = 0.000327315 Jy ! Component: 1400 - total flux cleaned = 0.00033727 Jy ! Component: 1450 - total flux cleaned = 0.000317157 Jy ! Component: 1500 - total flux cleaned = 0.000377053 Jy ! Component: 1550 - total flux cleaned = 0.000357252 Jy ! Component: 1600 - total flux cleaned = 0.000396314 Jy ! Component: 1650 - total flux cleaned = 0.000464145 Jy ! Component: 1700 - total flux cleaned = 0.000492818 Jy ! Component: 1750 - total flux cleaned = 0.000540576 Jy ! Component: 1800 - total flux cleaned = 0.000578254 Jy ! Component: 1850 - total flux cleaned = 0.000634365 Jy ! Component: 1900 - total flux cleaned = 0.000634406 Jy ! Component: 1950 - total flux cleaned = 0.000671241 Jy ! Component: 2000 - total flux cleaned = 0.000735432 Jy ! Component: 2050 - total flux cleaned = 0.000744498 Jy ! Component: 2100 - total flux cleaned = 0.000744478 Jy ! Component: 2150 - total flux cleaned = 0.000780396 Jy ! Component: 2200 - total flux cleaned = 0.00081598 Jy ! Component: 2250 - total flux cleaned = 0.000851154 Jy ! Component: 2300 - total flux cleaned = 0.000807401 Jy ! Component: 2350 - total flux cleaned = 0.000885588 Jy ! Component: 2400 - total flux cleaned = 0.000885583 Jy ! Component: 2450 - total flux cleaned = 0.000902693 Jy ! Component: 2500 - total flux cleaned = 0.000868728 Jy ! Component: 2550 - total flux cleaned = 0.00091094 Jy ! Component: 2600 - total flux cleaned = 0.000919415 Jy ! Component: 2650 - total flux cleaned = 0.000927817 Jy ! Component: 2700 - total flux cleaned = 0.00101089 Jy ! Component: 2750 - total flux cleaned = 0.00100252 Jy ! Component: 2800 - total flux cleaned = 0.00102704 Jy ! Component: 2850 - total flux cleaned = 0.001027 Jy ! Component: 2900 - total flux cleaned = 0.00109171 Jy ! Component: 2950 - total flux cleaned = 0.00106761 Jy ! Component: 3000 - total flux cleaned = 0.00113152 Jy ! Component: 3050 - total flux cleaned = 0.00118707 Jy ! Component: 3100 - total flux cleaned = 0.00119495 Jy ! Component: 3150 - total flux cleaned = 0.00120276 Jy ! Component: 3200 - total flux cleaned = 0.00124969 Jy ! Component: 3250 - total flux cleaned = 0.00128845 Jy ! Component: 3300 - total flux cleaned = 0.00125761 Jy ! Component: 3350 - total flux cleaned = 0.00132664 Jy ! Component: 3400 - total flux cleaned = 0.00133424 Jy ! Component: 3450 - total flux cleaned = 0.00138734 Jy ! Component: 3500 - total flux cleaned = 0.00139492 Jy ! Component: 3550 - total flux cleaned = 0.00140241 Jy ! Component: 3600 - total flux cleaned = 0.0014398 Jy ! Component: 3650 - total flux cleaned = 0.00146953 Jy ! Component: 3700 - total flux cleaned = 0.00149911 Jy ! Component: 3750 - total flux cleaned = 0.0014918 Jy ! Component: 3800 - total flux cleaned = 0.00149184 Jy ! Component: 3850 - total flux cleaned = 0.00153551 Jy ! Component: 3900 - total flux cleaned = 0.00157899 Jy ! Component: 3950 - total flux cleaned = 0.00160065 Jy ! Component: 4000 - total flux cleaned = 0.00162222 Jy ! Component: 4050 - total flux cleaned = 0.00163647 Jy ! Total flux subtracted in 4096 components = 0.0016294 Jy ! Clean residual min=-0.000466 max=0.000395 Jy/beam ! Clean residual mean=-0.000001 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0462629 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 356 components and 0.0462629 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0946+5020_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.081 x 1.323 at 9.326 degrees (North through East) ! Clean map min=-0.00063731 max=0.036362 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0946+5020_X_map.fits wmodel /vlbi/uf001/uva//J0946+5020_X_map.mod ! Writing 356 model components to file: /vlbi/uf001/uva//J0946+5020_X_map.mod wobs /vlbi/uf001/uva//J0946+5020_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0946+5020_X_uvs.fits wwins /vlbi/uf001/uva//J0946+5020_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0946+5020_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0363618 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120859 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.997136 0.997136 1.99427 3.98854 7.97709 15.9542 31.9083 63.8167 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 300.861 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0946+5020_X_dfm.log closed on Mon Jan 14 00:37:08 2019