! Started logfile: /vlbi/uf001/uva//J0226-1843_X_dfm.log on Sun Jan 13 21:25:40 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//J0226-1843_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0226-1843_X_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.981609 visibilities/baseline/integration-bin. ! Found source: J0226-1843 ! ! 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 30744 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 J0226-1843_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.057910Jy sigma=21.068810 ! Fit after self-cal, rms=0.695389Jy sigma=13.840172 ! 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=0.6555 mas, bmaj=1.631 mas, bpa=-5.152 degrees ! Estimated noise=0.413511 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 = 0.239931 Jy ! Component: 100 - total flux cleaned = 0.292252 Jy ! Total flux subtracted in 100 components = 0.292252 Jy ! Clean residual min=-0.008260 max=0.015103 Jy/beam ! Clean residual mean=-0.000020 rms=0.001971 Jy/beam ! Combined flux in latest and established models = 0.292252 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 0.292252 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=0.070052Jy sigma=1.349112 ! Fit after self-cal, rms=0.070047Jy sigma=1.349066 ! Inverting map ! Added new window around map position (-1.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148356 Jy ! Component: 100 - total flux cleaned = 0.0223204 Jy ! Total flux subtracted in 100 components = 0.0223204 Jy ! Clean residual min=-0.008055 max=0.011832 Jy/beam ! Clean residual mean=-0.000019 rms=0.001658 Jy/beam ! Combined flux in latest and established models = 0.314572 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.314572 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=0.067264Jy sigma=1.281751 ! Fit after self-cal, rms=0.067109Jy sigma=1.278171 ! 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=0.8391 mas, bmaj=2.004 mas, bpa=-4.048 degrees ! Estimated noise=0.208508 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 = 0.00540483 Jy ! Component: 100 - total flux cleaned = 0.00622111 Jy ! Component: 150 - total flux cleaned = 0.00666023 Jy ! Component: 200 - total flux cleaned = 0.00684626 Jy ! Total flux subtracted in 200 components = 0.00684626 Jy ! Clean residual min=-0.007174 max=0.008958 Jy/beam ! Clean residual mean=-0.000023 rms=0.001750 Jy/beam ! Combined flux in latest and established models = 0.321419 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 0.321419 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=0.066610Jy sigma=1.264275 ! Fit after self-cal, rms=0.066564Jy sigma=1.263346 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8391 x 2.004 at -4.048 degrees (North through East) ! Clean map min=-0.0068884 max=0.30384 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 1.00 KP 1.07 ! LA 0.99 MK 0.99 NL 1.09 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 1.00 KP 1.04 ! LA 0.98 MK 0.99 NL 1.09 OV 0.92 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.01 KP 1.06 ! LA 0.98 MK 1.00 NL 1.08 OV 0.91 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.99 KP 1.07 ! LA 0.99 MK 0.99 NL 1.09 OV 0.90 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.00 KP 1.06 ! LA 0.96 MK 0.98 NL 1.11 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.99 KP 1.06 ! LA 1.00 MK 0.98 NL 1.08 OV 0.89 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.01 KP 1.07 ! LA 0.96 MK 0.99 NL 1.09 OV 0.90 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.02 KP 1.05 ! LA 0.98 MK 0.99 NL 1.11 OV 0.91 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.02 KP 1.05 ! LA 0.99 MK 0.99 NL 1.09 OV 0.89 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.99 KP 1.05 ! LA 0.97 MK 0.99 NL 1.09 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 1.02 KP 1.07 ! LA 0.98 MK 1.04 NL 1.10 OV 0.91 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 1.03 KP 1.03 ! LA 0.97 MK 1.04 NL 1.10 OV 0.91 ! PT 0.93 SC 0.97 ! ! ! Fit before self-cal, rms=0.066564Jy sigma=1.263346 ! Fit after self-cal, rms=0.061775Jy sigma=1.151888 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8365 mas, bmaj=2.005 mas, bpa=-3.679 degrees ! Estimated noise=0.207749 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 = -0.00340353 Jy ! Component: 100 - total flux cleaned = -0.0039957 Jy ! Component: 150 - total flux cleaned = -0.00420653 Jy ! Component: 200 - total flux cleaned = -0.00437235 Jy ! Total flux subtracted in 200 components = -0.00437235 Jy ! Clean residual min=-0.002986 max=0.002834 Jy/beam ! Clean residual mean=-0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.317046 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.317046 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=0.061574Jy sigma=1.147651 ! Fit after self-cal, rms=0.061590Jy sigma=1.146856 ! 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=0.061590Jy sigma=1.146856 ! Fit after self-cal, rms=0.061312Jy sigma=1.133109 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8363 mas, bmaj=2.003 mas, bpa=-3.673 degrees ! Estimated noise=0.207527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00197397 Jy ! Component: 100 - total flux cleaned = -0.00202768 Jy ! Component: 150 - total flux cleaned = -0.00192571 Jy ! Component: 200 - total flux cleaned = -0.00189818 Jy ! Total flux subtracted in 200 components = -0.00189818 Jy ! Clean residual min=-0.001901 max=0.001555 Jy/beam ! Clean residual mean=0.000002 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.315148 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.315148 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=0.061205Jy sigma=1.131267 ! Fit after self-cal, rms=0.061191Jy sigma=1.130857 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 (1.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118474 Jy ! Component: 100 - total flux cleaned = 0.00128606 Jy ! Component: 150 - total flux cleaned = 0.00136588 Jy ! Component: 200 - total flux cleaned = 0.00142895 Jy ! Total flux subtracted in 200 components = 0.00142895 Jy ! Clean residual min=-0.001609 max=0.001294 Jy/beam ! Clean residual mean=0.000002 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.316577 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.316577 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=0.061108Jy sigma=1.129354 ! Fit after self-cal, rms=0.061094Jy sigma=1.129132 ! 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=0.061094Jy sigma=1.129132 ! Fit after self-cal, rms=0.061086Jy sigma=1.128891 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8356 mas, bmaj=2.002 mas, bpa=-3.654 degrees ! Estimated noise=0.207498 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000605282 Jy ! Component: 100 - total flux cleaned = -0.000355483 Jy ! Component: 150 - total flux cleaned = -0.00025286 Jy ! Component: 200 - total flux cleaned = -0.000161752 Jy ! Total flux subtracted in 200 components = -0.000161752 Jy ! Clean residual min=-0.001334 max=0.001196 Jy/beam ! Clean residual mean=0.000002 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.316415 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.316415 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=0.061043Jy sigma=1.128234 ! Fit after self-cal, rms=0.061036Jy sigma=1.128106 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 = -8.36162e-06 Jy ! Component: 100 - total flux cleaned = 0.000124341 Jy ! Component: 150 - total flux cleaned = 0.000163256 Jy ! Component: 200 - total flux cleaned = 0.000180764 Jy ! Total flux subtracted in 200 components = 0.000180764 Jy ! Clean residual min=-0.001237 max=0.001172 Jy/beam ! Clean residual mean=0.000002 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.316596 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 0.316596 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=0.061018Jy sigma=1.127846 ! Fit after self-cal, rms=0.061015Jy sigma=1.127806 ! 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=0.061015Jy sigma=1.127806 ! Fit after self-cal, rms=0.060965Jy sigma=1.127666 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=4.349 mas, bpa=0.7281 degrees ! Estimated noise=0.267861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00030575 Jy ! Component: 100 - total flux cleaned = -0.000234284 Jy ! Component: 150 - total flux cleaned = -0.000214793 Jy ! Component: 200 - total flux cleaned = -0.000166741 Jy ! Total flux subtracted in 200 components = -0.000166741 Jy ! Clean residual min=-0.001484 max=0.001165 Jy/beam ! Clean residual mean=0.000004 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.316429 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 85 components and 0.316429 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=0.060962Jy sigma=1.127671 ! Fit after self-cal, rms=0.060960Jy sigma=1.127635 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 = 2.0735e-07 Jy ! Component: 100 - total flux cleaned = 5.43237e-05 Jy ! Component: 150 - total flux cleaned = 9.06193e-05 Jy ! Component: 200 - total flux cleaned = 0.000112482 Jy ! Total flux subtracted in 200 components = 0.000112482 Jy ! Clean residual min=-0.001420 max=0.001179 Jy/beam ! Clean residual mean=0.000004 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.316542 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 93 components and 0.316542 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=0.060960Jy sigma=1.127667 ! Fit after self-cal, rms=0.060960Jy sigma=1.127662 ! 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=0.8351 mas, bmaj=2.002 mas, bpa=-3.639 degrees ! Estimated noise=0.207352 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8351 x 2.002 at -3.639 degrees (North through East) ! Clean map min=-0.0011522 max=0.3036 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=0.6526 mas, bmaj=1.63 mas, bpa=-4.715 degrees ! Estimated noise=0.410402 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.238099 Jy ! Component: 100 - total flux cleaned = 0.29002 Jy ! Component: 150 - total flux cleaned = 0.301925 Jy ! Component: 200 - total flux cleaned = 0.306952 Jy ! Total flux subtracted in 200 components = 0.306952 Jy ! Clean residual min=-0.002482 max=0.003242 Jy/beam ! Clean residual mean=0.000001 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.306952 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 0.306952 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8351 mas, bmaj=2.002 mas, bpa=-3.639 degrees ! Estimated noise=0.207352 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 = 0.0041566 Jy ! Component: 100 - total flux cleaned = 0.00669382 Jy ! Component: 150 - total flux cleaned = 0.00818016 Jy ! Component: 200 - total flux cleaned = 0.00880332 Jy ! Total flux subtracted in 200 components = 0.00880332 Jy ! Clean residual min=-0.001496 max=0.001223 Jy/beam ! Clean residual mean=0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.315755 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 28 components and 0.315755 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=2.177 mas, bmaj=4.349 mas, bpa=0.7281 degrees ! Estimated noise=0.267861 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00052966 Jy ! Component: 100 - total flux cleaned = 0.000523593 Jy ! Component: 150 - total flux cleaned = 0.000589899 Jy ! Component: 200 - total flux cleaned = 0.000628145 Jy ! Total flux subtracted in 200 components = 0.000628145 Jy ! Clean residual min=-0.001393 max=0.001276 Jy/beam ! Clean residual mean=0.000004 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.316383 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 = 5.05569e-05 Jy ! Component: 100 - total flux cleaned = 7.95484e-05 Jy ! Component: 150 - total flux cleaned = 0.00010651 Jy ! Component: 200 - total flux cleaned = 0.000141796 Jy ! Total flux subtracted in 200 components = 0.000141796 Jy ! Clean residual min=-0.001353 max=0.001240 Jy/beam ! Clean residual mean=0.000004 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.316525 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 53 components and 0.316525 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8351 mas, bmaj=2.002 mas, bpa=-3.639 degrees ! Estimated noise=0.207352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.26321e-05 Jy ! Component: 100 - total flux cleaned = 5.34909e-05 Jy ! Component: 150 - total flux cleaned = 2.48212e-05 Jy ! Component: 200 - total flux cleaned = 2.4357e-05 Jy ! Total flux subtracted in 200 components = 2.4357e-05 Jy ! Clean residual min=-0.001270 max=0.001172 Jy/beam ! Clean residual mean=0.000002 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.31655 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 60 components and 0.31655 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=0.060956Jy sigma=1.127702 ! Fit after self-cal, rms=0.060946Jy sigma=1.127526 wmodel J0226-1843_X_map.mod ! Writing 60 model components to file: J0226-1843_X_map.mod wobs J0226-1843_X_uvs.fits ! Writing UV FITS file: J0226-1843_X_uvs.fits wwins J0226-1843_X_map.win ! wwins: Wrote 3 windows to J0226-1843_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 = -0.000228881 Jy ! Component: 100 - total flux cleaned = -0.000229302 Jy ! Component: 150 - total flux cleaned = -0.000248214 Jy ! Component: 200 - total flux cleaned = -0.00026698 Jy ! Component: 250 - total flux cleaned = -0.000320192 Jy ! Component: 300 - total flux cleaned = -0.000371348 Jy ! Component: 350 - total flux cleaned = -0.000371236 Jy ! Component: 400 - total flux cleaned = -0.000403768 Jy ! Component: 450 - total flux cleaned = -0.000451136 Jy ! Component: 500 - total flux cleaned = -0.000450954 Jy ! Component: 550 - total flux cleaned = -0.000481175 Jy ! Component: 600 - total flux cleaned = -0.000525436 Jy ! Component: 650 - total flux cleaned = -0.000496083 Jy ! Component: 700 - total flux cleaned = -0.000467568 Jy ! Component: 750 - total flux cleaned = -0.000439959 Jy ! Component: 800 - total flux cleaned = -0.000481573 Jy ! Component: 850 - total flux cleaned = -0.00046815 Jy ! Component: 900 - total flux cleaned = -0.00053509 Jy ! Component: 950 - total flux cleaned = -0.000548021 Jy ! Component: 1000 - total flux cleaned = -0.00052216 Jy ! Component: 1050 - total flux cleaned = -0.000509638 Jy ! Component: 1100 - total flux cleaned = -0.00057265 Jy ! Component: 1150 - total flux cleaned = -0.00058541 Jy ! Component: 1200 - total flux cleaned = -0.000622335 Jy ! Component: 1250 - total flux cleaned = -0.000682984 Jy ! Component: 1300 - total flux cleaned = -0.000719037 Jy ! Component: 1350 - total flux cleaned = -0.00073085 Jy ! Component: 1400 - total flux cleaned = -0.000765986 Jy ! Component: 1450 - total flux cleaned = -0.000788951 Jy ! Component: 1500 - total flux cleaned = -0.000788879 Jy ! Component: 1550 - total flux cleaned = -0.000766398 Jy ! Component: 1600 - total flux cleaned = -0.000866773 Jy ! Component: 1650 - total flux cleaned = -0.000789447 Jy ! Component: 1700 - total flux cleaned = -0.000811301 Jy ! Component: 1750 - total flux cleaned = -0.000789935 Jy ! Component: 1800 - total flux cleaned = -0.000843319 Jy ! Component: 1850 - total flux cleaned = -0.000843166 Jy ! Component: 1900 - total flux cleaned = -0.00085365 Jy ! Component: 1950 - total flux cleaned = -0.000843195 Jy ! Component: 2000 - total flux cleaned = -0.000843306 Jy ! Component: 2050 - total flux cleaned = -0.00081267 Jy ! Component: 2100 - total flux cleaned = -0.000812787 Jy ! Component: 2150 - total flux cleaned = -0.000812834 Jy ! Component: 2200 - total flux cleaned = -0.000783098 Jy ! Component: 2250 - total flux cleaned = -0.000783173 Jy ! Component: 2300 - total flux cleaned = -0.000783012 Jy ! Component: 2350 - total flux cleaned = -0.000753993 Jy ! Component: 2400 - total flux cleaned = -0.000715776 Jy ! Component: 2450 - total flux cleaned = -0.00073482 Jy ! Component: 2500 - total flux cleaned = -0.000715794 Jy ! Component: 2550 - total flux cleaned = -0.000706389 Jy ! Component: 2600 - total flux cleaned = -0.000678713 Jy ! Component: 2650 - total flux cleaned = -0.000669583 Jy ! Component: 2700 - total flux cleaned = -0.000651465 Jy ! Component: 2750 - total flux cleaned = -0.000669531 Jy ! Component: 2800 - total flux cleaned = -0.000669544 Jy ! Component: 2850 - total flux cleaned = -0.000651783 Jy ! Component: 2900 - total flux cleaned = -0.000651904 Jy ! Component: 2950 - total flux cleaned = -0.000643128 Jy ! Component: 3000 - total flux cleaned = -0.000634372 Jy ! Component: 3050 - total flux cleaned = -0.000608549 Jy ! Component: 3100 - total flux cleaned = -0.000608578 Jy ! Component: 3150 - total flux cleaned = -0.000617012 Jy ! Component: 3200 - total flux cleaned = -0.000625385 Jy ! Component: 3250 - total flux cleaned = -0.000591847 Jy ! Component: 3300 - total flux cleaned = -0.000616812 Jy ! Component: 3350 - total flux cleaned = -0.000625058 Jy ! Component: 3400 - total flux cleaned = -0.000616887 Jy ! Component: 3450 - total flux cleaned = -0.000649522 Jy ! Component: 3500 - total flux cleaned = -0.000617135 Jy ! Component: 3550 - total flux cleaned = -0.000609033 Jy ! Component: 3600 - total flux cleaned = -0.000617105 Jy ! Component: 3650 - total flux cleaned = -0.000648888 Jy ! Component: 3700 - total flux cleaned = -0.000625154 Jy ! Component: 3750 - total flux cleaned = -0.00062514 Jy ! Component: 3800 - total flux cleaned = -0.000625157 Jy ! Component: 3850 - total flux cleaned = -0.000617417 Jy ! Component: 3900 - total flux cleaned = -0.00060209 Jy ! Component: 3950 - total flux cleaned = -0.000625101 Jy ! Component: 4000 - total flux cleaned = -0.000632595 Jy ! Component: 4050 - total flux cleaned = -0.000632623 Jy ! Total flux subtracted in 4096 components = -0.000640119 Jy ! Clean residual min=-0.000470 max=0.000540 Jy/beam ! Clean residual mean=0.000001 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.315909 Jy keep ! Adding 289 model components to the UV plane model. ! The established model now contains 349 components and 0.315909 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0226-1843_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8351 x 2.002 at -3.639 degrees (North through East) ! Clean map min=-0.00092633 max=0.3043 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0226-1843_X_map.fits wmodel /vlbi/uf001/uva//J0226-1843_X_map.mod ! Writing 349 model components to file: /vlbi/uf001/uva//J0226-1843_X_map.mod wobs /vlbi/uf001/uva//J0226-1843_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0226-1843_X_uvs.fits wwins /vlbi/uf001/uva//J0226-1843_X_map.win ! wwins: Wrote 4 windows to /vlbi/uf001/uva//J0226-1843_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.304296 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125351 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.123582 0.123582 0.247163 0.494327 0.988653 1.97731 3.95461 7.90922 15.8184 31.6369 63.2738 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.304 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2427.54 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0226-1843_X_dfm.log closed on Sun Jan 13 21:25:45 2019