! Started logfile: /vlbi/uf001/uva//J2024+1718_X_dfm.log on Mon Jan 14 05:29:10 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//J2024+1718_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2024+1718_X_uva.fits ! AN table 1: 87 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.97765 visibilities/baseline/integration-bin. ! Found source: J2024+1718 ! ! 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 36744 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 J2024+1718_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.215431Jy sigma=21.235080 ! Fit after self-cal, rms=0.346212Jy sigma=6.079910 ! 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=0.6307 mas, bmaj=1.571 mas, bpa=-3.838 degrees ! Estimated noise=0.40567 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 = 0.497153 Jy ! Component: 100 - total flux cleaned = 0.621975 Jy ! Total flux subtracted in 100 components = 0.621975 Jy ! Clean residual min=-0.023629 max=0.054041 Jy/beam ! Clean residual mean=-0.000015 rms=0.005217 Jy/beam ! Combined flux in latest and established models = 0.621975 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.621975 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=0.151278Jy sigma=2.587372 ! Fit after self-cal, rms=0.151211Jy sigma=2.586325 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0601353 Jy ! Component: 100 - total flux cleaned = 0.0940609 Jy ! Total flux subtracted in 100 components = 0.0940609 Jy ! Clean residual min=-0.022117 max=0.027723 Jy/beam ! Clean residual mean=-0.000008 rms=0.003853 Jy/beam ! Combined flux in latest and established models = 0.716036 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.716036 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=0.112792Jy sigma=1.891508 ! Fit after self-cal, rms=0.112753Jy sigma=1.891182 ! Inverting map ! Added new window around map position (-7.8, 5.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261908 Jy ! Component: 100 - total flux cleaned = 0.0435261 Jy ! Total flux subtracted in 100 components = 0.0435261 Jy ! Clean residual min=-0.022825 max=0.024123 Jy/beam ! Clean residual mean=-0.000006 rms=0.003516 Jy/beam ! Combined flux in latest and established models = 0.759562 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.759562 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=0.103731Jy sigma=1.731832 ! Fit after self-cal, rms=0.103337Jy sigma=1.724116 ! 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=0.7822 mas, bmaj=1.816 mas, bpa=-3.09 degrees ! Estimated noise=0.219769 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.8, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0287829 Jy ! Component: 100 - total flux cleaned = 0.0484132 Jy ! Component: 150 - total flux cleaned = 0.063321 Jy ! Component: 200 - total flux cleaned = 0.0719947 Jy ! Total flux subtracted in 200 components = 0.0719947 Jy ! Clean residual min=-0.022966 max=0.020059 Jy/beam ! Clean residual mean=-0.000008 rms=0.003449 Jy/beam ! Combined flux in latest and established models = 0.831557 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 51 components and 0.831557 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=0.091866Jy sigma=1.527121 ! Fit after self-cal, rms=0.091305Jy sigma=1.516489 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7822 x 1.816 at -3.09 degrees (North through East) ! Clean map min=-0.021296 max=0.66746 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 0.99 KP 1.04 LA 0.98 ! MK 1.01 NL 1.06 OV 0.89 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.00 KP 1.04 LA 0.99 ! MK 1.02 NL 1.07 OV 0.90 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 0.99 KP 1.03 LA 0.98 ! MK 1.00 NL 1.08 OV 0.90 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.00 KP 1.03 LA 0.98 ! MK 1.01 NL 1.08 OV 0.90 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.01 KP 1.04 LA 0.99 ! MK 1.02 NL 1.08 OV 0.90 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.01 KP 1.05 LA 0.98 ! MK 1.02 NL 1.09 OV 0.90 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.02 KP 1.05 LA 1.00 ! MK 1.01 NL 1.08 OV 0.91 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.02 KP 1.06 LA 0.99 ! MK 1.02 NL 1.08 OV 0.90 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.03 KP 1.04 LA 1.00 ! MK 1.02 NL 1.09 OV 0.91 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.04 KP 1.06 LA 0.99 ! MK 1.02 NL 1.09 OV 0.90 PT 0.94 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.02 KP 1.06 LA 1.00 ! MK 1.03 NL 1.09 OV 0.91 PT 0.92 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.03 KP 1.05 LA 0.99 ! MK 1.03 NL 1.10 OV 0.91 PT 0.91 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.091305Jy sigma=1.516489 ! Fit after self-cal, rms=0.073821Jy sigma=1.190271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7873 mas, bmaj=1.834 mas, bpa=-2.837 degrees ! Estimated noise=0.21897 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 = -0.00760885 Jy ! Component: 100 - total flux cleaned = -0.0118642 Jy ! Component: 150 - total flux cleaned = -0.0154309 Jy ! Component: 200 - total flux cleaned = -0.0180799 Jy ! Total flux subtracted in 200 components = -0.0180799 Jy ! Clean residual min=-0.011154 max=0.010203 Jy/beam ! Clean residual mean=0.000002 rms=0.001708 Jy/beam ! Combined flux in latest and established models = 0.813477 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 67 components and 0.813477 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=0.072104Jy sigma=1.157229 ! Fit after self-cal, rms=0.072098Jy sigma=1.155935 ! 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=0.072098Jy sigma=1.155935 ! Fit after self-cal, rms=0.063609Jy sigma=1.011061 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7884 mas, bmaj=1.838 mas, bpa=-2.924 degrees ! Estimated noise=0.21917 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00373953 Jy ! Component: 100 - total flux cleaned = -0.00553066 Jy ! Component: 150 - total flux cleaned = -0.00700262 Jy ! Component: 200 - total flux cleaned = -0.00799376 Jy ! Total flux subtracted in 200 components = -0.00799376 Jy ! Clean residual min=-0.004509 max=0.004118 Jy/beam ! Clean residual mean=0.000000 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.805483 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.805483 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=0.062475Jy sigma=0.990440 ! Fit after self-cal, rms=0.062366Jy sigma=0.988359 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 = -0.000619344 Jy ! Component: 100 - total flux cleaned = -0.00172577 Jy ! Component: 150 - total flux cleaned = -0.00246895 Jy ! Component: 200 - total flux cleaned = -0.00295402 Jy ! Total flux subtracted in 200 components = -0.00295402 Jy ! Clean residual min=-0.004272 max=0.003816 Jy/beam ! Clean residual mean=0.000000 rms=0.000746 Jy/beam ! Combined flux in latest and established models = 0.802529 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 86 components and 0.802529 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=0.061940Jy sigma=0.980487 ! Fit after self-cal, rms=0.061894Jy sigma=0.979724 ! 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=0.061894Jy sigma=0.979724 ! Fit after self-cal, rms=0.061687Jy sigma=0.974229 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7879 mas, bmaj=1.839 mas, bpa=-2.884 degrees ! Estimated noise=0.219053 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00305024 Jy ! Component: 100 - total flux cleaned = -0.00436836 Jy ! Component: 150 - total flux cleaned = -0.00546177 Jy ! Component: 200 - total flux cleaned = -0.00621026 Jy ! Total flux subtracted in 200 components = -0.00621026 Jy ! Clean residual min=-0.003477 max=0.002996 Jy/beam ! Clean residual mean=0.000000 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.796319 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 0.796319 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=0.061199Jy sigma=0.965110 ! Fit after self-cal, rms=0.061145Jy sigma=0.964189 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 = -0.000239004 Jy ! Component: 100 - total flux cleaned = -0.000827879 Jy ! Component: 150 - total flux cleaned = -0.00119283 Jy ! Component: 200 - total flux cleaned = -0.00158209 Jy ! Total flux subtracted in 200 components = -0.00158209 Jy ! Clean residual min=-0.003660 max=0.003011 Jy/beam ! Clean residual mean=0.000000 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.794737 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 100 components and 0.794737 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=0.060955Jy sigma=0.960516 ! Fit after self-cal, rms=0.060932Jy sigma=0.960132 ! 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=0.060932Jy sigma=0.960132 ! Fit after self-cal, rms=0.060884Jy sigma=0.957640 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.929 mas, bmaj=2.873 mas, bpa=-3.234 degrees ! Estimated noise=0.302297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00337664 Jy ! Component: 100 - total flux cleaned = -0.00472361 Jy ! Component: 150 - total flux cleaned = -0.00522925 Jy ! Component: 200 - total flux cleaned = -0.00552134 Jy ! Total flux subtracted in 200 components = -0.00552134 Jy ! Clean residual min=-0.002209 max=0.002090 Jy/beam ! Clean residual mean=0.000001 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.789215 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 0.789215 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=0.060783Jy sigma=0.956075 ! Fit after self-cal, rms=0.060758Jy sigma=0.955602 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 = -0.000197536 Jy ! Component: 100 - total flux cleaned = -0.000364403 Jy ! Component: 150 - total flux cleaned = -0.000467751 Jy ! Component: 200 - total flux cleaned = -0.000527827 Jy ! Total flux subtracted in 200 components = -0.000527827 Jy ! Clean residual min=-0.002185 max=0.001989 Jy/beam ! Clean residual mean=0.000001 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.788687 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 118 components and 0.788687 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=0.060723Jy sigma=0.955119 ! Fit after self-cal, rms=0.060713Jy sigma=0.954886 ! 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=0.7876 mas, bmaj=1.84 mas, bpa=-2.851 degrees ! Estimated noise=0.219015 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7876 x 1.84 at -2.851 degrees (North through East) ! Clean map min=-0.0027096 max=0.66788 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 ! Performing amp+phase self-cal ! ! 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=0.060713Jy sigma=0.954886 ! Fit after self-cal, rms=0.057242Jy sigma=0.884257 ! Inverting map and beam ! Estimated beam: bmin=0.7875 mas, bmaj=1.841 mas, bpa=-2.884 degrees ! Estimated noise=0.218838 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00139016 Jy ! Component: 100 - total flux cleaned = -0.00203761 Jy ! Component: 150 - total flux cleaned = -0.00251216 Jy ! Component: 200 - total flux cleaned = -0.00275281 Jy ! Total flux subtracted in 200 components = -0.00275281 Jy ! Clean residual min=-0.002920 max=0.002177 Jy/beam ! Clean residual mean=0.000001 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.785935 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 124 components and 0.785935 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=0.057043Jy sigma=0.880462 ! Fit after self-cal, rms=0.057030Jy sigma=0.880167 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.62821e-05 Jy ! Component: 100 - total flux cleaned = -0.000232587 Jy ! Component: 150 - total flux cleaned = -0.000281883 Jy ! Component: 200 - total flux cleaned = -0.000327261 Jy ! Total flux subtracted in 200 components = -0.000327261 Jy ! Clean residual min=-0.002997 max=0.002132 Jy/beam ! Clean residual mean=0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.785607 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 128 components and 0.785607 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=0.056939Jy sigma=0.878412 ! Fit after self-cal, rms=0.056934Jy sigma=0.878305 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.056934Jy sigma=0.878305 ! Fit after self-cal, rms=0.056971Jy sigma=0.877605 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=0.6329 mas, bmaj=1.587 mas, bpa=-3.44 degrees ! Estimated noise=0.407109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.498808 Jy ! Component: 100 - total flux cleaned = 0.62496 Jy ! Component: 150 - total flux cleaned = 0.684428 Jy ! Component: 200 - total flux cleaned = 0.717107 Jy ! Total flux subtracted in 200 components = 0.717107 Jy ! Clean residual min=-0.008222 max=0.020825 Jy/beam ! Clean residual mean=-0.000005 rms=0.001631 Jy/beam ! Combined flux in latest and established models = 0.717107 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.717107 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7872 mas, bmaj=1.842 mas, bpa=-2.861 degrees ! Estimated noise=0.218829 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) ! Added new window around map position (0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0273196 Jy ! Component: 100 - total flux cleaned = 0.0413842 Jy ! Component: 150 - total flux cleaned = 0.0503521 Jy ! Component: 200 - total flux cleaned = 0.0566525 Jy ! Total flux subtracted in 200 components = 0.0566525 Jy ! Clean residual min=-0.003323 max=0.004024 Jy/beam ! Clean residual mean=-0.000001 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.773759 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 24 components and 0.773759 Jy ! Inverting map ! Added new window around map position (-6, 5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00471238 Jy ! Component: 100 - total flux cleaned = 0.00830067 Jy ! Component: 150 - total flux cleaned = 0.00961716 Jy ! Component: 200 - total flux cleaned = 0.0104608 Jy ! Total flux subtracted in 200 components = 0.0104608 Jy ! Clean residual min=-0.002959 max=0.002796 Jy/beam ! Clean residual mean=0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.78422 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 43 components and 0.78422 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=1.93 mas, bmaj=2.876 mas, bpa=-3.245 degrees ! Estimated noise=0.302067 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000416559 Jy ! Component: 100 - total flux cleaned = 0.000191153 Jy ! Component: 150 - total flux cleaned = 1.68306e-05 Jy ! Component: 200 - total flux cleaned = -0.000121559 Jy ! Total flux subtracted in 200 components = -0.000121559 Jy ! Clean residual min=-0.002173 max=0.001869 Jy/beam ! Clean residual mean=0.000002 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.784099 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 = -0.00011865 Jy ! Component: 100 - total flux cleaned = -0.000189661 Jy ! Component: 150 - total flux cleaned = -0.000285713 Jy ! Component: 200 - total flux cleaned = -0.000343721 Jy ! Total flux subtracted in 200 components = -0.000343721 Jy ! Clean residual min=-0.002070 max=0.001772 Jy/beam ! Clean residual mean=0.000002 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.783755 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 62 components and 0.783755 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7872 mas, bmaj=1.842 mas, bpa=-2.861 degrees ! Estimated noise=0.218829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.12336e-05 Jy ! Component: 100 - total flux cleaned = -0.000131062 Jy ! Component: 150 - total flux cleaned = -0.000130065 Jy ! Component: 200 - total flux cleaned = -6.01347e-05 Jy ! Total flux subtracted in 200 components = -6.01347e-05 Jy ! Clean residual min=-0.002279 max=0.002237 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.783695 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.783695 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=0.057080Jy sigma=0.879035 ! Fit after self-cal, rms=0.057002Jy sigma=0.877596 wmodel J2024+1718_X_map.mod ! Writing 79 model components to file: J2024+1718_X_map.mod wobs J2024+1718_X_uvs.fits ! Writing UV FITS file: J2024+1718_X_uvs.fits wwins J2024+1718_X_map.win ! wwins: Wrote 5 windows to J2024+1718_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 = -0.000688555 Jy ! Component: 100 - total flux cleaned = -0.000962856 Jy ! Component: 150 - total flux cleaned = -0.00125433 Jy ! Component: 200 - total flux cleaned = -0.00139176 Jy ! Component: 250 - total flux cleaned = -0.00149058 Jy ! Component: 300 - total flux cleaned = -0.00161797 Jy ! Component: 350 - total flux cleaned = -0.00171057 Jy ! Component: 400 - total flux cleaned = -0.00180064 Jy ! Component: 450 - total flux cleaned = -0.00185829 Jy ! Component: 500 - total flux cleaned = -0.0018296 Jy ! Component: 550 - total flux cleaned = -0.0018295 Jy ! Component: 600 - total flux cleaned = -0.00180257 Jy ! Component: 650 - total flux cleaned = -0.00180289 Jy ! Component: 700 - total flux cleaned = -0.00195697 Jy ! Component: 750 - total flux cleaned = -0.00200662 Jy ! Component: 800 - total flux cleaned = -0.00203093 Jy ! Component: 850 - total flux cleaned = -0.00212826 Jy ! Component: 900 - total flux cleaned = -0.00227083 Jy ! Component: 950 - total flux cleaned = -0.00241075 Jy ! Component: 1000 - total flux cleaned = -0.0024569 Jy ! Component: 1050 - total flux cleaned = -0.00259282 Jy ! Component: 1100 - total flux cleaned = -0.00268201 Jy ! Component: 1150 - total flux cleaned = -0.00281362 Jy ! Component: 1200 - total flux cleaned = -0.00283515 Jy ! Component: 1250 - total flux cleaned = -0.00296239 Jy ! Component: 1300 - total flux cleaned = -0.00302507 Jy ! Component: 1350 - total flux cleaned = -0.00312804 Jy ! Component: 1400 - total flux cleaned = -0.0031682 Jy ! Component: 1450 - total flux cleaned = -0.0031883 Jy ! Component: 1500 - total flux cleaned = -0.00322809 Jy ! Component: 1550 - total flux cleaned = -0.00332582 Jy ! Component: 1600 - total flux cleaned = -0.00342192 Jy ! Component: 1650 - total flux cleaned = -0.00340303 Jy ! Component: 1700 - total flux cleaned = -0.003534 Jy ! Component: 1750 - total flux cleaned = -0.0035893 Jy ! Component: 1800 - total flux cleaned = -0.00358942 Jy ! Component: 1850 - total flux cleaned = -0.00371493 Jy ! Component: 1900 - total flux cleaned = -0.00380364 Jy ! Component: 1950 - total flux cleaned = -0.00380335 Jy ! Component: 2000 - total flux cleaned = -0.00387268 Jy ! Component: 2050 - total flux cleaned = -0.00387273 Jy ! Component: 2100 - total flux cleaned = -0.00388968 Jy ! Component: 2150 - total flux cleaned = -0.0038898 Jy ! Component: 2200 - total flux cleaned = -0.00387347 Jy ! Component: 2250 - total flux cleaned = -0.00392271 Jy ! Component: 2300 - total flux cleaned = -0.00392267 Jy ! Component: 2350 - total flux cleaned = -0.00390665 Jy ! Component: 2400 - total flux cleaned = -0.00396984 Jy ! Component: 2450 - total flux cleaned = -0.00396982 Jy ! Component: 2500 - total flux cleaned = -0.00396974 Jy ! Component: 2550 - total flux cleaned = -0.00400038 Jy ! Component: 2600 - total flux cleaned = -0.00392417 Jy ! Component: 2650 - total flux cleaned = -0.0039392 Jy ! Component: 2700 - total flux cleaned = -0.00398399 Jy ! Component: 2750 - total flux cleaned = -0.00399845 Jy ! Component: 2800 - total flux cleaned = -0.00396912 Jy ! Component: 2850 - total flux cleaned = -0.00395485 Jy ! Component: 2900 - total flux cleaned = -0.00406944 Jy ! Component: 2950 - total flux cleaned = -0.00411185 Jy ! Component: 3000 - total flux cleaned = -0.00409765 Jy ! Component: 3050 - total flux cleaned = -0.00416718 Jy ! Component: 3100 - total flux cleaned = -0.00418084 Jy ! Component: 3150 - total flux cleaned = -0.00419424 Jy ! Component: 3200 - total flux cleaned = -0.00422149 Jy ! Component: 3250 - total flux cleaned = -0.00426166 Jy ! Component: 3300 - total flux cleaned = -0.00427479 Jy ! Component: 3350 - total flux cleaned = -0.00428804 Jy ! Component: 3400 - total flux cleaned = -0.00431436 Jy ! Component: 3450 - total flux cleaned = -0.00431437 Jy ! Component: 3500 - total flux cleaned = -0.00434026 Jy ! Component: 3550 - total flux cleaned = -0.00439121 Jy ! Component: 3600 - total flux cleaned = -0.00439114 Jy ! Component: 3650 - total flux cleaned = -0.00442888 Jy ! Component: 3700 - total flux cleaned = -0.00434178 Jy ! Component: 3750 - total flux cleaned = -0.00436666 Jy ! Component: 3800 - total flux cleaned = -0.0043665 Jy ! Component: 3850 - total flux cleaned = -0.00441518 Jy ! Component: 3900 - total flux cleaned = -0.00446337 Jy ! Component: 3950 - total flux cleaned = -0.00445138 Jy ! Component: 4000 - total flux cleaned = -0.00447515 Jy ! Component: 4050 - total flux cleaned = -0.00447524 Jy ! Total flux subtracted in 4096 components = -0.00448704 Jy ! Clean residual min=-0.000583 max=0.000690 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.779208 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 355 components and 0.779207 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2024+1718_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7872 x 1.842 at -2.861 degrees (North through East) ! Clean map min=-0.0019675 max=0.67074 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2024+1718_X_map.fits wmodel /vlbi/uf001/uva//J2024+1718_X_map.mod ! Writing 355 model components to file: /vlbi/uf001/uva//J2024+1718_X_map.mod wobs /vlbi/uf001/uva//J2024+1718_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2024+1718_X_uvs.fits wwins /vlbi/uf001/uva//J2024+1718_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2024+1718_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.670745 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00019067 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.08528 0.08528 0.17056 0.34112 0.68224 1.36448 2.72896 5.45792 10.9158 21.8317 43.6634 87.3267 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.67 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3517.82 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2024+1718_X_dfm.log closed on Mon Jan 14 05:29:16 2019