! Started logfile: /vlbi/uf001/uva//J1950-0436_X_dfm.log on Mon Jan 14 05:15:47 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//J1950-0436_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1950-0436_X_uva.fits ! AN table 1: 72 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.998016 visibilities/baseline/integration-bin. ! Found source: J1950-0436 ! ! 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 18108 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 J1950-0436_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. ! ! 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=1.005976Jy sigma=19.207893 ! Fit after self-cal, rms=0.938120Jy sigma=17.882376 ! 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=0.578 mas, bmaj=1.473 mas, bpa=-3.47 degrees ! Estimated noise=0.449905 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 = 0.0401206 Jy ! Component: 100 - total flux cleaned = 0.0551169 Jy ! Total flux subtracted in 100 components = 0.0551169 Jy ! Clean residual min=-0.007199 max=0.010607 Jy/beam ! Clean residual mean=-0.000000 rms=0.001814 Jy/beam ! Combined flux in latest and established models = 0.0551169 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0551169 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=0.088479Jy sigma=1.609890 ! Fit after self-cal, rms=0.087642Jy sigma=1.593705 ! Inverting map ! Added new window around map position (-0.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125923 Jy ! Component: 100 - total flux cleaned = 0.0221626 Jy ! Total flux subtracted in 100 components = 0.0221626 Jy ! Clean residual min=-0.006628 max=0.007388 Jy/beam ! Clean residual mean=0.000000 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 0.0772795 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.0772795 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=0.083478Jy sigma=1.497151 ! Fit after self-cal, rms=0.083392Jy sigma=1.494253 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7006 mas, bmaj=1.651 mas, bpa=-3.329 degrees ! Estimated noise=0.281622 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 = 0.0185112 Jy ! Component: 100 - total flux cleaned = 0.0306416 Jy ! Component: 150 - total flux cleaned = 0.039174 Jy ! Component: 200 - total flux cleaned = 0.0454977 Jy ! Total flux subtracted in 200 components = 0.0454977 Jy ! Clean residual min=-0.010799 max=0.010551 Jy/beam ! Clean residual mean=0.000026 rms=0.002698 Jy/beam ! Combined flux in latest and established models = 0.122777 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 52 components and 0.122777 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=0.078944Jy sigma=1.383605 ! Fit after self-cal, rms=0.078765Jy sigma=1.377812 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7006 x 1.651 at -3.329 degrees (North through East) ! Clean map min=-0.01051 max=0.064409 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 HN 1.09 LA 0.71 MK 1.38 ! NL 1.29 PT 0.86 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.18 LA 0.69 MK 1.23 ! NL 1.22 PT 0.88 SC 1.26 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 HN 1.11 LA 0.70 MK 1.14 ! NL 1.22 PT 0.89 SC 1.26 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.11 LA 0.72 MK 1.16 ! NL 1.29 PT 0.91 SC 1.19 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.09 LA 0.66 MK 1.08 ! NL 1.24 PT 0.97 SC 1.11 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 1.18 LA 0.67 MK 1.15 ! NL 1.28 PT 0.92 SC 1.15 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.19 LA 0.68 MK 1.13 ! NL 1.26 PT 0.90 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 HN 1.16 LA 0.67 MK 1.17 ! NL 1.38 PT 0.92 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.13 LA 0.65 MK 1.19 ! NL 1.33 PT 0.97 SC 1.19 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.17 LA 0.65 MK 1.08 ! NL 1.34 PT 0.93 SC 1.10 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.09 LA 0.67 MK 1.01 ! NL 1.32 PT 0.98 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.18 LA 0.66 MK 0.92 ! NL 1.28 PT 1.02 SC 1.08 ! ! ! Fit before self-cal, rms=0.078765Jy sigma=1.377812 ! Fit after self-cal, rms=0.081917Jy sigma=1.303433 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7361 mas, bmaj=1.723 mas, bpa=-2.639 degrees ! Estimated noise=0.285801 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 = 0.00100663 Jy ! Component: 100 - total flux cleaned = 0.000800849 Jy ! Component: 150 - total flux cleaned = 0.000545269 Jy ! Component: 200 - total flux cleaned = 0.000545341 Jy ! Total flux subtracted in 200 components = 0.000545341 Jy ! Clean residual min=-0.005213 max=0.007322 Jy/beam ! Clean residual mean=-0.000003 rms=0.001624 Jy/beam ! Combined flux in latest and established models = 0.123323 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 0.123323 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=0.081864Jy sigma=1.302663 ! Fit after self-cal, rms=0.083506Jy sigma=1.291691 ! 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=0.083506Jy sigma=1.291691 ! Fit after self-cal, rms=0.091364Jy sigma=1.268301 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7339 mas, bmaj=1.725 mas, bpa=-2.558 degrees ! Estimated noise=0.289924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161338 Jy ! Component: 100 - total flux cleaned = 0.00171315 Jy ! Component: 150 - total flux cleaned = 0.00167849 Jy ! Component: 200 - total flux cleaned = 0.00158501 Jy ! Total flux subtracted in 200 components = 0.00158501 Jy ! Clean residual min=-0.004744 max=0.006450 Jy/beam ! Clean residual mean=-0.000005 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.124908 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 64 components and 0.124908 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=0.091284Jy sigma=1.267768 ! Fit after self-cal, rms=0.091888Jy sigma=1.265696 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-10, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0059578 Jy ! Component: 100 - total flux cleaned = 0.00913606 Jy ! Component: 150 - total flux cleaned = 0.0113545 Jy ! Component: 200 - total flux cleaned = 0.0131429 Jy ! Total flux subtracted in 200 components = 0.0131429 Jy ! Clean residual min=-0.004889 max=0.004809 Jy/beam ! Clean residual mean=-0.000007 rms=0.001248 Jy/beam ! Combined flux in latest and established models = 0.138051 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.138051 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=0.091394Jy sigma=1.255904 ! Fit after self-cal, rms=0.091087Jy sigma=1.253217 ! 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=0.091087Jy sigma=1.253217 ! Fit after self-cal, rms=0.093415Jy sigma=1.250347 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7323 mas, bmaj=1.732 mas, bpa=-2.803 degrees ! Estimated noise=0.287617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00309506 Jy ! Component: 100 - total flux cleaned = 0.00504965 Jy ! Component: 150 - total flux cleaned = 0.00639812 Jy ! Component: 200 - total flux cleaned = 0.00727895 Jy ! Total flux subtracted in 200 components = 0.00727895 Jy ! Clean residual min=-0.004551 max=0.004514 Jy/beam ! Clean residual mean=-0.000004 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.145329 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 101 components and 0.145329 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=0.093253Jy sigma=1.247210 ! Fit after self-cal, rms=0.093328Jy sigma=1.246231 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159927 Jy ! Component: 100 - total flux cleaned = 0.00246258 Jy ! Component: 150 - total flux cleaned = 0.00323903 Jy ! Component: 200 - total flux cleaned = 0.00390356 Jy ! Total flux subtracted in 200 components = 0.00390356 Jy ! Clean residual min=-0.004235 max=0.004383 Jy/beam ! Clean residual mean=-0.000006 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.149233 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 110 components and 0.149233 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=0.093261Jy sigma=1.245083 ! Fit after self-cal, rms=0.093241Jy sigma=1.244762 ! 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=0.093241Jy sigma=1.244762 ! Fit after self-cal, rms=0.094597Jy sigma=1.243669 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.98 mas, bmaj=3.286 mas, bpa=4.642 degrees ! Estimated noise=0.376352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00332804 Jy ! Component: 100 - total flux cleaned = 0.00546699 Jy ! Component: 150 - total flux cleaned = 0.00660418 Jy ! Component: 200 - total flux cleaned = 0.00735702 Jy ! Total flux subtracted in 200 components = 0.00735702 Jy ! Clean residual min=-0.007280 max=0.008053 Jy/beam ! Clean residual mean=-0.000018 rms=0.002298 Jy/beam ! Combined flux in latest and established models = 0.15659 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 122 components and 0.15659 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=0.094546Jy sigma=1.243398 ! Fit after self-cal, rms=0.094547Jy sigma=1.242860 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101318 Jy ! Component: 100 - total flux cleaned = 0.00176433 Jy ! Component: 150 - total flux cleaned = 0.0023139 Jy ! Component: 200 - total flux cleaned = 0.00281711 Jy ! Total flux subtracted in 200 components = 0.00281711 Jy ! Clean residual min=-0.006889 max=0.007808 Jy/beam ! Clean residual mean=-0.000022 rms=0.002246 Jy/beam ! Combined flux in latest and established models = 0.159407 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 126 components and 0.159407 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=0.094552Jy sigma=1.243269 ! Fit after self-cal, rms=0.094525Jy sigma=1.243028 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.7327 mas, bmaj=1.739 mas, bpa=-2.906 degrees ! Estimated noise=0.288591 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7327 x 1.739 at -2.906 degrees (North through East) ! Clean map min=-0.0037977 max=0.062746 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=0.5962 mas, bmaj=1.518 mas, bpa=-2.88 degrees ! Estimated noise=0.490752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0419895 Jy ! Component: 100 - total flux cleaned = 0.0608799 Jy ! Component: 150 - total flux cleaned = 0.0746031 Jy ! Component: 200 - total flux cleaned = 0.0852965 Jy ! Total flux subtracted in 200 components = 0.0852965 Jy ! Clean residual min=-0.005868 max=0.007404 Jy/beam ! Clean residual mean=-0.000003 rms=0.001373 Jy/beam ! Combined flux in latest and established models = 0.0852965 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 0.0852965 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7327 mas, bmaj=1.739 mas, bpa=-2.906 degrees ! Estimated noise=0.288591 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 = 0.0141861 Jy ! Component: 100 - total flux cleaned = 0.0238972 Jy ! Component: 150 - total flux cleaned = 0.0312405 Jy ! Component: 200 - total flux cleaned = 0.037187 Jy ! Total flux subtracted in 200 components = 0.037187 Jy ! Clean residual min=-0.005210 max=0.005383 Jy/beam ! Clean residual mean=0.000005 rms=0.001403 Jy/beam ! Combined flux in latest and established models = 0.122484 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.122484 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.98 mas, bmaj=3.286 mas, bpa=4.642 degrees ! Estimated noise=0.376352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0104005 Jy ! Component: 100 - total flux cleaned = 0.0170422 Jy ! Component: 150 - total flux cleaned = 0.0217918 Jy ! Component: 200 - total flux cleaned = 0.0253648 Jy ! Total flux subtracted in 200 components = 0.0253648 Jy ! Clean residual min=-0.007400 max=0.007681 Jy/beam ! Clean residual mean=-0.000011 rms=0.002336 Jy/beam ! Combined flux in latest and established models = 0.147848 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00275028 Jy ! Component: 100 - total flux cleaned = 0.00489708 Jy ! Component: 150 - total flux cleaned = 0.00659517 Jy ! Component: 200 - total flux cleaned = 0.00795148 Jy ! Total flux subtracted in 200 components = 0.00795148 Jy ! Clean residual min=-0.006968 max=0.007640 Jy/beam ! Clean residual mean=-0.000019 rms=0.002233 Jy/beam ! Combined flux in latest and established models = 0.1558 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 88 components and 0.1558 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7327 mas, bmaj=1.739 mas, bpa=-2.906 degrees ! Estimated noise=0.288591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184277 Jy ! Component: 100 - total flux cleaned = -0.00013988 Jy ! Component: 150 - total flux cleaned = -0.000204824 Jy ! Component: 200 - total flux cleaned = -0.000268025 Jy ! Total flux subtracted in 200 components = -0.000268025 Jy ! Clean residual min=-0.004278 max=0.003997 Jy/beam ! Clean residual mean=-0.000006 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.155532 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 102 components and 0.155532 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=0.094548Jy sigma=1.244133 ! Fit after self-cal, rms=0.094459Jy sigma=1.243273 wmodel J1950-0436_X_map.mod ! Writing 102 model components to file: J1950-0436_X_map.mod wobs J1950-0436_X_uvs.fits ! Writing UV FITS file: J1950-0436_X_uvs.fits wwins J1950-0436_X_map.win ! wwins: Wrote 3 windows to J1950-0436_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 = -0.000405736 Jy ! Component: 100 - total flux cleaned = -0.000262531 Jy ! Component: 150 - total flux cleaned = -6.81193e-05 Jy ! Component: 200 - total flux cleaned = 0.000115665 Jy ! Component: 250 - total flux cleaned = 0.000405363 Jy ! Component: 300 - total flux cleaned = 0.000627763 Jy ! Component: 350 - total flux cleaned = 0.000733592 Jy ! Component: 400 - total flux cleaned = 0.000733091 Jy ! Component: 450 - total flux cleaned = 0.000732758 Jy ! Component: 500 - total flux cleaned = 0.000876149 Jy ! Component: 550 - total flux cleaned = 0.000968006 Jy ! Component: 600 - total flux cleaned = 0.00110358 Jy ! Component: 650 - total flux cleaned = 0.00127931 Jy ! Component: 700 - total flux cleaned = 0.00144999 Jy ! Component: 750 - total flux cleaned = 0.00165851 Jy ! Component: 800 - total flux cleaned = 0.00178036 Jy ! Component: 850 - total flux cleaned = 0.00209784 Jy ! Component: 900 - total flux cleaned = 0.0022519 Jy ! Component: 950 - total flux cleaned = 0.00251639 Jy ! Component: 1000 - total flux cleaned = 0.00273766 Jy ! Component: 1050 - total flux cleaned = 0.00288217 Jy ! Component: 1100 - total flux cleaned = 0.00305964 Jy ! Component: 1150 - total flux cleaned = 0.00333778 Jy ! Component: 1200 - total flux cleaned = 0.00354266 Jy ! Component: 1250 - total flux cleaned = 0.00377681 Jy ! Component: 1300 - total flux cleaned = 0.0039734 Jy ! Component: 1350 - total flux cleaned = 0.00419866 Jy ! Component: 1400 - total flux cleaned = 0.00429361 Jy ! Component: 1450 - total flux cleaned = 0.00448093 Jy ! Component: 1500 - total flux cleaned = 0.00460345 Jy ! Component: 1550 - total flux cleaned = 0.00487518 Jy ! Component: 1600 - total flux cleaned = 0.00508329 Jy ! Component: 1650 - total flux cleaned = 0.00528815 Jy ! Component: 1700 - total flux cleaned = 0.00551884 Jy ! Component: 1750 - total flux cleaned = 0.00577435 Jy ! Component: 1800 - total flux cleaned = 0.0059976 Jy ! Component: 1850 - total flux cleaned = 0.00624518 Jy ! Component: 1900 - total flux cleaned = 0.00648924 Jy ! Component: 1950 - total flux cleaned = 0.00678312 Jy ! Component: 2000 - total flux cleaned = 0.00701958 Jy ! Component: 2050 - total flux cleaned = 0.00727896 Jy ! Component: 2100 - total flux cleaned = 0.00750909 Jy ! Component: 2150 - total flux cleaned = 0.00768595 Jy ! Component: 2200 - total flux cleaned = 0.00786089 Jy ! Component: 2250 - total flux cleaned = 0.00810746 Jy ! Component: 2300 - total flux cleaned = 0.00827797 Jy ! Component: 2350 - total flux cleaned = 0.00847028 Jy ! Component: 2400 - total flux cleaned = 0.00863692 Jy ! Component: 2450 - total flux cleaned = 0.00884814 Jy ! Component: 2500 - total flux cleaned = 0.00903329 Jy ! Component: 2550 - total flux cleaned = 0.00912505 Jy ! Component: 2600 - total flux cleaned = 0.00928388 Jy ! Component: 2650 - total flux cleaned = 0.00944084 Jy ! Component: 2700 - total flux cleaned = 0.00961817 Jy ! Component: 2750 - total flux cleaned = 0.00972785 Jy ! Component: 2800 - total flux cleaned = 0.00988032 Jy ! Component: 2850 - total flux cleaned = 0.00996633 Jy ! Component: 2900 - total flux cleaned = 0.010073 Jy ! Component: 2950 - total flux cleaned = 0.0102838 Jy ! Component: 3000 - total flux cleaned = 0.0104301 Jy ! Component: 3050 - total flux cleaned = 0.0105128 Jy ! Component: 3100 - total flux cleaned = 0.0107181 Jy ! Component: 3150 - total flux cleaned = 0.0107995 Jy ! Component: 3200 - total flux cleaned = 0.0109206 Jy ! Component: 3250 - total flux cleaned = 0.0111006 Jy ! Component: 3300 - total flux cleaned = 0.0112 Jy ! Component: 3350 - total flux cleaned = 0.0113379 Jy ! Component: 3400 - total flux cleaned = 0.0113768 Jy ! Component: 3450 - total flux cleaned = 0.0115322 Jy ! Component: 3500 - total flux cleaned = 0.0116282 Jy ! Component: 3550 - total flux cleaned = 0.0117048 Jy ! Component: 3600 - total flux cleaned = 0.0117807 Jy ! Component: 3650 - total flux cleaned = 0.0118938 Jy ! Component: 3700 - total flux cleaned = 0.0119313 Jy ! Component: 3750 - total flux cleaned = 0.0119872 Jy ! Component: 3800 - total flux cleaned = 0.012061 Jy ! Component: 3850 - total flux cleaned = 0.0120794 Jy ! Component: 3900 - total flux cleaned = 0.012189 Jy ! Component: 3950 - total flux cleaned = 0.0122435 Jy ! Component: 4000 - total flux cleaned = 0.0123336 Jy ! Component: 4050 - total flux cleaned = 0.0123696 Jy ! Total flux subtracted in 4096 components = 0.0124944 Jy ! Clean residual min=-0.000960 max=0.000971 Jy/beam ! Clean residual mean=0.000001 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.168026 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 429 components and 0.168026 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1950-0436_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7327 x 1.739 at -2.906 degrees (North through East) ! Clean map min=-0.0021985 max=0.063039 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1950-0436_X_map.fits wmodel /vlbi/uf001/uva//J1950-0436_X_map.mod ! Writing 429 model components to file: /vlbi/uf001/uva//J1950-0436_X_map.mod wobs /vlbi/uf001/uva//J1950-0436_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1950-0436_X_uvs.fits wwins /vlbi/uf001/uva//J1950-0436_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1950-0436_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0630394 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000298918 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.42253 1.42253 2.84506 5.69011 11.3802 22.7604 45.5209 91.0418 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.063 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 210.892 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1950-0436_X_dfm.log closed on Mon Jan 14 05:15:52 2019