! Started logfile: /vlbi/uf001/uva//J1251-3440_X_b_dfm.log on Mon Jan 14 02:04:10 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//J1251-3440_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1251-3440_X_b_uva.fits ! AN table 1: 72 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.738095 visibilities/baseline/integration-bin. ! Found source: J1251-3440 ! ! 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 121 lines of history. ! ! Reading 13392 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 J1251-3440_X_b] 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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004359Jy sigma=18.814031 ! Fit after self-cal, rms=0.958131Jy sigma=17.935811 ! 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=0.7414 mas, bmaj=6.164 mas, bpa=-16.37 degrees ! Estimated noise=0.76687 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 = 0.0317957 Jy ! Component: 100 - total flux cleaned = 0.0394273 Jy ! Total flux subtracted in 100 components = 0.0394273 Jy ! Clean residual min=-0.003952 max=0.004378 Jy/beam ! Clean residual mean=0.000004 rms=0.001226 Jy/beam ! Combined flux in latest and established models = 0.0394273 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0394273 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=0.061809Jy sigma=1.132168 ! Fit after self-cal, rms=0.060192Jy sigma=1.101044 ! 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=1.048 mas, bmaj=6.446 mas, bpa=-15.75 degrees ! Estimated noise=0.329332 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 = 0.00773953 Jy ! Component: 100 - total flux cleaned = 0.0112096 Jy ! Component: 150 - total flux cleaned = 0.0131969 Jy ! Component: 200 - total flux cleaned = 0.0144445 Jy ! Total flux subtracted in 200 components = 0.0144445 Jy ! Clean residual min=-0.002128 max=0.001748 Jy/beam ! Clean residual mean=0.000005 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.0538718 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 46 components and 0.0538718 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=0.059310Jy sigma=1.083031 ! Fit after self-cal, rms=0.059260Jy sigma=1.081158 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.048 x 6.446 at -15.75 degrees (North through East) ! Clean map min=-0.0021431 max=0.043017 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.08 KP 0.99 LA 1.02 ! MK 1.02 NL 1.23 PT 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.98 KP 0.97 LA 1.07 ! MK 1.25 NL 1.04 PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 KP 0.90 LA 1.14 ! MK 0.98 NL 1.13 PT 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.06 KP 0.99 LA 0.94 ! MK 0.99 NL 1.24 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 KP 1.08 LA 1.06 ! MK 1.07 NL 1.06 PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.95 KP 1.12 LA 0.99 ! MK 0.99 NL 1.09 PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 KP 1.05 LA 1.03 ! MK 1.02 NL 1.17 PT 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.07 KP 0.95 LA 0.99 ! MK 1.23 NL 1.03 PT 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.82 FD 1.01 KP 0.99 LA 1.02 ! MK 1.08 NL 1.08 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 KP 0.98 LA 0.92 ! MK 1.02 NL 1.11 PT 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 KP 0.98 LA 1.02 ! MK 1.04 NL 0.91 PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.97 KP 0.95 LA 1.01 ! MK 0.92 NL 1.05 PT 0.88 ! ! ! Fit before self-cal, rms=0.059260Jy sigma=1.081158 ! Fit after self-cal, rms=0.059341Jy sigma=1.077115 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.071 mas, bmaj=6.357 mas, bpa=-15.73 degrees ! Estimated noise=0.327979 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 = -0.000246568 Jy ! Component: 100 - total flux cleaned = -0.000310154 Jy ! Component: 150 - total flux cleaned = -0.000333547 Jy ! Component: 200 - total flux cleaned = -0.000351204 Jy ! Total flux subtracted in 200 components = -0.000351204 Jy ! Clean residual min=-0.001512 max=0.001567 Jy/beam ! Clean residual mean=0.000001 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.0535206 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.0535206 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=0.059309Jy sigma=1.076691 ! Fit after self-cal, rms=0.059396Jy sigma=1.075849 ! 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=0.059396Jy sigma=1.075849 ! Fit after self-cal, rms=0.060143Jy sigma=1.074072 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.079 mas, bmaj=6.318 mas, bpa=-15.77 degrees ! Estimated noise=0.327755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.62916e-05 Jy ! Component: 100 - total flux cleaned = 7.63664e-05 Jy ! Component: 150 - total flux cleaned = 6.22486e-05 Jy ! Component: 200 - total flux cleaned = 6.20145e-05 Jy ! Total flux subtracted in 200 components = 6.20145e-05 Jy ! Clean residual min=-0.001115 max=0.001335 Jy/beam ! Clean residual mean=-0.000002 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0535826 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 66 components and 0.0535826 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=0.060134Jy sigma=1.073934 ! Fit after self-cal, rms=0.060218Jy sigma=1.073580 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 = -1.91095e-05 Jy ! Component: 100 - total flux cleaned = -4.76668e-05 Jy ! Component: 150 - total flux cleaned = -7.35802e-05 Jy ! Component: 200 - total flux cleaned = -9.72144e-05 Jy ! Total flux subtracted in 200 components = -9.72144e-05 Jy ! Clean residual min=-0.001212 max=0.001319 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.0534854 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 70 components and 0.0534854 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=0.060211Jy sigma=1.073482 ! Fit after self-cal, rms=0.060196Jy sigma=1.073261 ! 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=0.060196Jy sigma=1.073261 ! Fit after self-cal, rms=0.060369Jy sigma=1.073124 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=6.303 mas, bpa=-15.78 degrees ! Estimated noise=0.327093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.7378e-05 Jy ! Component: 100 - total flux cleaned = 7.34706e-05 Jy ! Component: 150 - total flux cleaned = 6.12859e-05 Jy ! Component: 200 - total flux cleaned = 4.99262e-05 Jy ! Total flux subtracted in 200 components = 4.99262e-05 Jy ! Clean residual min=-0.001137 max=0.001259 Jy/beam ! Clean residual mean=-0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0535353 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.0535353 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=0.060364Jy sigma=1.073036 ! Fit after self-cal, rms=0.060391Jy sigma=1.072983 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 = -1.34691e-05 Jy ! Component: 100 - total flux cleaned = -4.9381e-05 Jy ! Component: 150 - total flux cleaned = -4.92761e-05 Jy ! Component: 200 - total flux cleaned = -5.90166e-05 Jy ! Total flux subtracted in 200 components = -5.90166e-05 Jy ! Clean residual min=-0.001148 max=0.001249 Jy/beam ! Clean residual mean=-0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0534763 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 76 components and 0.0534763 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=0.060387Jy sigma=1.072917 ! Fit after self-cal, rms=0.060386Jy sigma=1.072906 ! 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=0.060386Jy sigma=1.072906 ! Fit after self-cal, rms=0.060412Jy sigma=1.072886 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.829 mas, bmaj=8.018 mas, bpa=-3.128 degrees ! Estimated noise=0.364849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000148588 Jy ! Component: 100 - total flux cleaned = -0.000133122 Jy ! Component: 150 - total flux cleaned = -0.000120594 Jy ! Component: 200 - total flux cleaned = -0.000115526 Jy ! Total flux subtracted in 200 components = -0.000115526 Jy ! Clean residual min=-0.001137 max=0.001316 Jy/beam ! Clean residual mean=-0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.0533608 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 85 components and 0.0533608 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=0.060411Jy sigma=1.072872 ! Fit after self-cal, rms=0.060419Jy sigma=1.072777 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 = -2.83018e-05 Jy ! Component: 100 - total flux cleaned = -2.19751e-05 Jy ! Component: 150 - total flux cleaned = -1.62372e-05 Jy ! Component: 200 - total flux cleaned = -6.06945e-06 Jy ! Total flux subtracted in 200 components = -6.06945e-06 Jy ! Clean residual min=-0.001148 max=0.001339 Jy/beam ! Clean residual mean=-0.000002 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0533547 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 89 components and 0.0533547 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=0.060419Jy sigma=1.072767 ! Fit after self-cal, rms=0.060419Jy sigma=1.072677 ! 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=1.08 mas, bmaj=6.297 mas, bpa=-15.79 degrees ! Estimated noise=0.326651 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 6.297 at -15.79 degrees (North through East) ! Clean map min=-0.0014021 max=0.04254 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=0.7548 mas, bmaj=6.023 mas, bpa=-16.58 degrees ! Estimated noise=0.769987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0330054 Jy ! Component: 100 - total flux cleaned = 0.0414924 Jy ! Component: 150 - total flux cleaned = 0.0463965 Jy ! Component: 200 - total flux cleaned = 0.0497096 Jy ! Total flux subtracted in 200 components = 0.0497096 Jy ! Clean residual min=-0.003050 max=0.003058 Jy/beam ! Clean residual mean=-0.000002 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.0497096 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0497096 Jy ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=6.297 mas, bpa=-15.79 degrees ! Estimated noise=0.326651 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 = 0.00293886 Jy ! Component: 100 - total flux cleaned = 0.00383228 Jy ! Component: 150 - total flux cleaned = 0.00394114 Jy ! Component: 200 - total flux cleaned = 0.00388073 Jy ! Total flux subtracted in 200 components = 0.00388073 Jy ! Clean residual min=-0.001302 max=0.001328 Jy/beam ! Clean residual mean=-0.000002 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0535903 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 50 components and 0.0535903 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=2.829 mas, bmaj=8.018 mas, bpa=-3.128 degrees ! Estimated noise=0.364849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000139313 Jy ! Component: 100 - total flux cleaned = 0.000105226 Jy ! Component: 150 - total flux cleaned = 6.27922e-05 Jy ! Component: 200 - total flux cleaned = 3.74414e-05 Jy ! Total flux subtracted in 200 components = 3.74414e-05 Jy ! Clean residual min=-0.001188 max=0.001381 Jy/beam ! Clean residual mean=-0.000003 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0536278 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.42341e-05 Jy ! Component: 100 - total flux cleaned = -5.77458e-05 Jy ! Component: 150 - total flux cleaned = -7.86908e-05 Jy ! Component: 200 - total flux cleaned = -9.83635e-05 Jy ! Total flux subtracted in 200 components = -9.83635e-05 Jy ! Clean residual min=-0.001181 max=0.001381 Jy/beam ! Clean residual mean=-0.000003 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0535294 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 70 components and 0.0535294 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=6.297 mas, bpa=-15.79 degrees ! Estimated noise=0.326651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.36727e-05 Jy ! Component: 100 - total flux cleaned = -0.000136277 Jy ! Component: 150 - total flux cleaned = -0.000135902 Jy ! Component: 200 - total flux cleaned = -0.000136266 Jy ! Total flux subtracted in 200 components = -0.000136266 Jy ! Clean residual min=-0.001230 max=0.001288 Jy/beam ! Clean residual mean=-0.000002 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.0533932 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 76 components and 0.0533932 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=0.060431Jy sigma=1.072916 ! Fit after self-cal, rms=0.060414Jy sigma=1.072803 wmodel J1251-3440_X_b_map.mod ! Writing 76 model components to file: J1251-3440_X_b_map.mod wobs J1251-3440_X_b_uvs.fits ! Writing UV FITS file: J1251-3440_X_b_uvs.fits wwins J1251-3440_X_b_map.win ! wwins: Wrote 1 windows to J1251-3440_X_b_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 = 0.000316768 Jy ! Component: 100 - total flux cleaned = 0.00045999 Jy ! Component: 150 - total flux cleaned = 0.000515432 Jy ! Component: 200 - total flux cleaned = 0.000600487 Jy ! Component: 250 - total flux cleaned = 0.000711182 Jy ! Component: 300 - total flux cleaned = 0.000800715 Jy ! Component: 350 - total flux cleaned = 0.000871932 Jy ! Component: 400 - total flux cleaned = 0.000913425 Jy ! Component: 450 - total flux cleaned = 0.000926934 Jy ! Component: 500 - total flux cleaned = 0.000951984 Jy ! Component: 550 - total flux cleaned = 0.000963837 Jy ! Component: 600 - total flux cleaned = 0.000952331 Jy ! Component: 650 - total flux cleaned = 0.000941482 Jy ! Component: 700 - total flux cleaned = 0.000941743 Jy ! Component: 750 - total flux cleaned = 0.000931253 Jy ! Component: 800 - total flux cleaned = 0.000931094 Jy ! Component: 850 - total flux cleaned = 0.000891079 Jy ! Component: 900 - total flux cleaned = 0.000871404 Jy ! Component: 950 - total flux cleaned = 0.000814073 Jy ! Component: 1000 - total flux cleaned = 0.000785874 Jy ! Component: 1050 - total flux cleaned = 0.000749038 Jy ! Component: 1100 - total flux cleaned = 0.000713069 Jy ! Component: 1150 - total flux cleaned = 0.000677785 Jy ! Component: 1200 - total flux cleaned = 0.000660334 Jy ! Component: 1250 - total flux cleaned = 0.000609306 Jy ! Component: 1300 - total flux cleaned = 0.000584202 Jy ! Component: 1350 - total flux cleaned = 0.000526937 Jy ! Component: 1400 - total flux cleaned = 0.000502863 Jy ! Component: 1450 - total flux cleaned = 0.000463439 Jy ! Component: 1500 - total flux cleaned = 0.000432472 Jy ! Component: 1550 - total flux cleaned = 0.000386867 Jy ! Component: 1600 - total flux cleaned = 0.000364307 Jy ! Component: 1650 - total flux cleaned = 0.00033451 Jy ! Component: 1700 - total flux cleaned = 0.000297777 Jy ! Component: 1750 - total flux cleaned = 0.000283261 Jy ! Component: 1800 - total flux cleaned = 0.000247319 Jy ! Component: 1850 - total flux cleaned = 0.000211778 Jy ! Component: 1900 - total flux cleaned = 0.000183603 Jy ! Component: 1950 - total flux cleaned = 0.000148804 Jy ! Component: 2000 - total flux cleaned = 0.000114475 Jy ! Component: 2050 - total flux cleaned = 6.67434e-05 Jy ! Component: 2100 - total flux cleaned = 2.62372e-05 Jy ! Component: 2150 - total flux cleaned = -2.75039e-05 Jy ! Component: 2200 - total flux cleaned = -7.42214e-05 Jy ! Component: 2250 - total flux cleaned = -0.000113978 Jy ! Component: 2300 - total flux cleaned = -0.000153549 Jy ! Component: 2350 - total flux cleaned = -0.000206002 Jy ! Component: 2400 - total flux cleaned = -0.000245123 Jy ! Component: 2450 - total flux cleaned = -0.00027111 Jy ! Component: 2500 - total flux cleaned = -0.000303535 Jy ! Component: 2550 - total flux cleaned = -0.000348733 Jy ! Component: 2600 - total flux cleaned = -0.000393762 Jy ! Component: 2650 - total flux cleaned = -0.000438615 Jy ! Component: 2700 - total flux cleaned = -0.000470551 Jy ! Component: 2750 - total flux cleaned = -0.000508834 Jy ! Component: 2800 - total flux cleaned = -0.000553329 Jy ! Component: 2850 - total flux cleaned = -0.000591331 Jy ! Component: 2900 - total flux cleaned = -0.000622994 Jy ! Component: 2950 - total flux cleaned = -0.000673518 Jy ! Component: 3000 - total flux cleaned = -0.000698686 Jy ! Component: 3050 - total flux cleaned = -0.00074896 Jy ! Component: 3100 - total flux cleaned = -0.000780297 Jy ! Component: 3150 - total flux cleaned = -0.000805368 Jy ! Component: 3200 - total flux cleaned = -0.000830419 Jy ! Component: 3250 - total flux cleaned = -0.000855478 Jy ! Component: 3300 - total flux cleaned = -0.000880519 Jy ! Component: 3350 - total flux cleaned = -0.000905545 Jy ! Component: 3400 - total flux cleaned = -0.000930629 Jy ! Component: 3450 - total flux cleaned = -0.000968254 Jy ! Component: 3500 - total flux cleaned = -0.00098709 Jy ! Component: 3550 - total flux cleaned = -0.00101855 Jy ! Component: 3600 - total flux cleaned = -0.00105001 Jy ! Component: 3650 - total flux cleaned = -0.00108782 Jy ! Component: 3700 - total flux cleaned = -0.00110673 Jy ! Component: 3750 - total flux cleaned = -0.00114474 Jy ! Component: 3800 - total flux cleaned = -0.00117015 Jy ! Component: 3850 - total flux cleaned = -0.00118291 Jy ! Component: 3900 - total flux cleaned = -0.00120843 Jy ! Component: 3950 - total flux cleaned = -0.00124042 Jy ! Component: 4000 - total flux cleaned = -0.00125966 Jy ! Component: 4050 - total flux cleaned = -0.00129188 Jy ! Total flux subtracted in 4096 components = -0.00131128 Jy ! Clean residual min=-0.000422 max=0.000366 Jy/beam ! Clean residual mean=0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0520819 Jy keep ! Adding 244 model components to the UV plane model. ! The established model now contains 320 components and 0.0520819 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1251-3440_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 6.297 at -15.79 degrees (North through East) ! Clean map min=-0.00094859 max=0.042652 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1251-3440_X_b_map.fits wmodel /vlbi/uf001/uva//J1251-3440_X_b_map.mod ! Writing 320 model components to file: /vlbi/uf001/uva//J1251-3440_X_b_map.mod wobs /vlbi/uf001/uva//J1251-3440_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1251-3440_X_b_uvs.fits wwins /vlbi/uf001/uva//J1251-3440_X_b_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1251-3440_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0426522 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011457 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.805845 0.805845 1.61169 3.22338 6.44676 12.8935 25.7871 51.5741 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.042 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 372.279 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1251-3440_X_b_dfm.log closed on Mon Jan 14 02:04:15 2019