! Started logfile: /vlbi/uf001/uva//J1227-4436_X_dfm.log on Mon Jan 14 01:52:55 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//J1227-4436_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1227-4436_X_uva.fits ! AN table 1: 74 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.63964 visibilities/baseline/integration-bin. ! Found source: J1227-4436 ! ! 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 11928 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 J1227-4436_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 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 126 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012296Jy sigma=16.523636 ! Fit after self-cal, rms=0.864917Jy sigma=13.987218 ! 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=0.7803 mas, bmaj=7.295 mas, bpa=11.18 degrees ! Estimated noise=1.11473 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 = 0.106569 Jy ! Component: 100 - total flux cleaned = 0.138882 Jy ! Total flux subtracted in 100 components = 0.138882 Jy ! Clean residual min=-0.010378 max=0.012407 Jy/beam ! Clean residual mean=0.000067 rms=0.003264 Jy/beam ! Combined flux in latest and established models = 0.138882 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.138882 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=0.083003Jy sigma=1.299931 ! Fit after self-cal, rms=0.082754Jy sigma=1.297177 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.114 mas, bmaj=7.975 mas, bpa=10.4 degrees ! Estimated noise=0.408473 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 = 0.0189249 Jy ! Component: 100 - total flux cleaned = 0.027908 Jy ! Component: 150 - total flux cleaned = 0.0326588 Jy ! Component: 200 - total flux cleaned = 0.0353919 Jy ! Total flux subtracted in 200 components = 0.0353919 Jy ! Clean residual min=-0.009379 max=0.006548 Jy/beam ! Clean residual mean=0.000022 rms=0.002541 Jy/beam ! Combined flux in latest and established models = 0.174273 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 59 components and 0.174273 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=0.078865Jy sigma=1.226363 ! Fit after self-cal, rms=0.078807Jy sigma=1.225669 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.114 x 7.975 at 10.4 degrees (North through East) ! Clean map min=-0.0091702 max=0.13851 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 KP 1.03 LA 0.98 NL 1.76 ! OV 0.91 PT 0.89 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 0.99 LA 1.01 NL 1.70 ! OV 0.93 PT 0.94 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.04 LA 1.02 NL 1.59 ! OV 0.90 PT 0.87 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.07 LA 1.00 NL 1.57 ! OV 0.89 PT 0.91 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.04 LA 1.02 NL 1.77 ! OV 0.89 PT 0.90 SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.04 LA 1.00 NL 1.48 ! OV 0.87 PT 0.96 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 KP 1.03 LA 1.01 NL 1.62 ! OV 0.87 PT 0.91 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.00 LA 1.00 NL 1.51 ! OV 0.91 PT 0.93 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.07 LA 0.96 NL 1.32 ! OV 0.88 PT 0.95 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.01 LA 0.97 NL 1.30 ! OV 0.89 PT 0.88 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 KP 1.04 LA 1.02 NL 1.35 ! OV 0.89 PT 0.95 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.05 LA 1.03 NL 1.37 ! OV 0.90 PT 0.92 SC 1.05 ! ! ! Fit before self-cal, rms=0.078807Jy sigma=1.225669 ! Fit after self-cal, rms=0.087085Jy sigma=1.193696 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.116 mas, bmaj=8.757 mas, bpa=10.52 degrees ! Estimated noise=0.421854 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 = -0.00253137 Jy ! Component: 100 - total flux cleaned = -0.00289434 Jy ! Component: 150 - total flux cleaned = -0.0031799 Jy ! Component: 200 - total flux cleaned = -0.00348518 Jy ! Total flux subtracted in 200 components = -0.00348518 Jy ! Clean residual min=-0.005236 max=0.003477 Jy/beam ! Clean residual mean=-0.000005 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.170788 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 76 components and 0.170788 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=0.086807Jy sigma=1.187575 ! Fit after self-cal, rms=0.086943Jy sigma=1.186920 ! 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=0.086943Jy sigma=1.186920 ! Fit after self-cal, rms=0.090290Jy sigma=1.181712 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.119 mas, bmaj=8.903 mas, bpa=10.5 degrees ! Estimated noise=0.422654 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00165553 Jy ! Component: 100 - total flux cleaned = -0.00204081 Jy ! Component: 150 - total flux cleaned = -0.00235854 Jy ! Component: 200 - total flux cleaned = -0.0026796 Jy ! Total flux subtracted in 200 components = -0.0026796 Jy ! Clean residual min=-0.004623 max=0.002843 Jy/beam ! Clean residual mean=-0.000014 rms=0.000967 Jy/beam ! Combined flux in latest and established models = 0.168109 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 88 components and 0.168109 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=0.090145Jy sigma=1.179951 ! Fit after self-cal, rms=0.090203Jy sigma=1.179806 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 = -0.000315719 Jy ! Component: 100 - total flux cleaned = -0.00052846 Jy ! Component: 150 - total flux cleaned = -0.000677479 Jy ! Component: 200 - total flux cleaned = -0.000808163 Jy ! Total flux subtracted in 200 components = -0.000808163 Jy ! Clean residual min=-0.004580 max=0.002966 Jy/beam ! Clean residual mean=-0.000013 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.167301 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 97 components and 0.167301 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=0.090161Jy sigma=1.179263 ! Fit after self-cal, rms=0.090165Jy sigma=1.179246 ! 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=0.090165Jy sigma=1.179246 ! Fit after self-cal, rms=0.093057Jy sigma=1.178687 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.122 mas, bmaj=9.04 mas, bpa=10.52 degrees ! Estimated noise=0.423965 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110927 Jy ! Component: 100 - total flux cleaned = -0.00137035 Jy ! Component: 150 - total flux cleaned = -0.00159876 Jy ! Component: 200 - total flux cleaned = -0.00179755 Jy ! Total flux subtracted in 200 components = -0.00179755 Jy ! Clean residual min=-0.004071 max=0.002987 Jy/beam ! Clean residual mean=-0.000012 rms=0.000859 Jy/beam ! Combined flux in latest and established models = 0.165503 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 97 components and 0.165503 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=0.092980Jy sigma=1.177913 ! Fit after self-cal, rms=0.092999Jy sigma=1.177883 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 = -0.000238952 Jy ! Component: 100 - total flux cleaned = -0.000399996 Jy ! Component: 150 - total flux cleaned = -0.000602503 Jy ! Component: 200 - total flux cleaned = -0.000759437 Jy ! Total flux subtracted in 200 components = -0.000759437 Jy ! Clean residual min=-0.003985 max=0.003094 Jy/beam ! Clean residual mean=-0.000011 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.164744 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 0.164744 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=0.092972Jy sigma=1.177599 ! Fit after self-cal, rms=0.092975Jy sigma=1.177587 ! 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=0.092975Jy sigma=1.177587 ! Fit after self-cal, rms=0.095150Jy sigma=1.177351 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.83 mas, bmaj=12.23 mas, bpa=1.655 degrees ! Estimated noise=0.467694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103929 Jy ! Component: 100 - total flux cleaned = -0.00118398 Jy ! Component: 150 - total flux cleaned = -0.00126804 Jy ! Component: 200 - total flux cleaned = -0.00136378 Jy ! Total flux subtracted in 200 components = -0.00136378 Jy ! Clean residual min=-0.003731 max=0.003156 Jy/beam ! Clean residual mean=-0.000013 rms=0.000938 Jy/beam ! Combined flux in latest and established models = 0.16338 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 110 components and 0.16338 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=0.095123Jy sigma=1.177087 ! Fit after self-cal, rms=0.095128Jy sigma=1.177038 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 = -0.000175437 Jy ! Component: 100 - total flux cleaned = -0.000226791 Jy ! Component: 150 - total flux cleaned = -0.000288644 Jy ! Component: 200 - total flux cleaned = -0.000359497 Jy ! Total flux subtracted in 200 components = -0.000359497 Jy ! Clean residual min=-0.003670 max=0.003244 Jy/beam ! Clean residual mean=-0.000013 rms=0.000929 Jy/beam ! Combined flux in latest and established models = 0.16302 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 111 components and 0.16302 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=0.095113Jy sigma=1.176923 ! Fit after self-cal, rms=0.095114Jy sigma=1.176900 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=9.143 mas, bpa=10.55 degrees ! Estimated noise=0.424728 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.124 x 9.143 at 10.55 degrees (North through East) ! Clean map min=-0.003537 max=0.14682 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=0.7717 mas, bmaj=8.512 mas, bpa=11.17 degrees ! Estimated noise=1.18147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11131 Jy ! Component: 100 - total flux cleaned = 0.138302 Jy ! Component: 150 - total flux cleaned = 0.148627 Jy ! Component: 200 - total flux cleaned = 0.154388 Jy ! Total flux subtracted in 200 components = 0.154388 Jy ! Clean residual min=-0.005327 max=0.005051 Jy/beam ! Clean residual mean=0.000004 rms=0.001384 Jy/beam ! Combined flux in latest and established models = 0.154388 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.154388 Jy ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=9.143 mas, bpa=10.55 degrees ! Estimated noise=0.424728 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 = 0.00581646 Jy ! Component: 100 - total flux cleaned = 0.00813972 Jy ! Component: 150 - total flux cleaned = 0.0091026 Jy ! Component: 200 - total flux cleaned = 0.00929479 Jy ! Total flux subtracted in 200 components = 0.00929479 Jy ! Clean residual min=-0.003532 max=0.002580 Jy/beam ! Clean residual mean=-0.000010 rms=0.000803 Jy/beam ! Combined flux in latest and established models = 0.163683 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 51 components and 0.163683 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=2.83 mas, bmaj=12.23 mas, bpa=1.655 degrees ! Estimated noise=0.467694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.57621e-05 Jy ! Component: 100 - total flux cleaned = 6.48473e-07 Jy ! Component: 150 - total flux cleaned = -5.60529e-05 Jy ! Component: 200 - total flux cleaned = -0.000107554 Jy ! Total flux subtracted in 200 components = -0.000107554 Jy ! Clean residual min=-0.003654 max=0.002974 Jy/beam ! Clean residual mean=-0.000013 rms=0.000961 Jy/beam ! Combined flux in latest and established models = 0.163575 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 = -3.57882e-05 Jy ! Component: 100 - total flux cleaned = -8.02213e-05 Jy ! Component: 150 - total flux cleaned = -0.000110871 Jy ! Component: 200 - total flux cleaned = -0.000148927 Jy ! Total flux subtracted in 200 components = -0.000148927 Jy ! Clean residual min=-0.003561 max=0.002977 Jy/beam ! Clean residual mean=-0.000013 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.163427 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.163427 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.124 mas, bmaj=9.143 mas, bpa=10.55 degrees ! Estimated noise=0.424728 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.09603e-05 Jy ! Component: 100 - total flux cleaned = 0.000138585 Jy ! Component: 150 - total flux cleaned = 0.000183614 Jy ! Component: 200 - total flux cleaned = 0.000209677 Jy ! Total flux subtracted in 200 components = 0.000209677 Jy ! Clean residual min=-0.003342 max=0.002552 Jy/beam ! Clean residual mean=-0.000010 rms=0.000787 Jy/beam ! Combined flux in latest and established models = 0.163636 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 76 components and 0.163636 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=0.094974Jy sigma=1.176555 ! Fit after self-cal, rms=0.095023Jy sigma=1.176347 wmodel J1227-4436_X_map.mod ! Writing 76 model components to file: J1227-4436_X_map.mod wobs J1227-4436_X_uvs.fits ! Writing UV FITS file: J1227-4436_X_uvs.fits wwins J1227-4436_X_map.win ! wwins: Wrote 1 windows to J1227-4436_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 = -0.00143352 Jy ! Component: 100 - total flux cleaned = -0.00207339 Jy ! Component: 150 - total flux cleaned = -0.00227417 Jy ! Component: 200 - total flux cleaned = -0.00238003 Jy ! Component: 250 - total flux cleaned = -0.00228216 Jy ! Component: 300 - total flux cleaned = -0.00219118 Jy ! Component: 350 - total flux cleaned = -0.00216282 Jy ! Component: 400 - total flux cleaned = -0.00216285 Jy ! Component: 450 - total flux cleaned = -0.00213699 Jy ! Component: 500 - total flux cleaned = -0.0021123 Jy ! Component: 550 - total flux cleaned = -0.00211211 Jy ! Component: 600 - total flux cleaned = -0.00213486 Jy ! Component: 650 - total flux cleaned = -0.00215741 Jy ! Component: 700 - total flux cleaned = -0.00215735 Jy ! Component: 750 - total flux cleaned = -0.00207435 Jy ! Component: 800 - total flux cleaned = -0.00209416 Jy ! Component: 850 - total flux cleaned = -0.00201573 Jy ! Component: 900 - total flux cleaned = -0.00199663 Jy ! Component: 950 - total flux cleaned = -0.00195919 Jy ! Component: 1000 - total flux cleaned = -0.0018863 Jy ! Component: 1050 - total flux cleaned = -0.00181502 Jy ! Component: 1100 - total flux cleaned = -0.00176227 Jy ! Component: 1150 - total flux cleaned = -0.00160821 Jy ! Component: 1200 - total flux cleaned = -0.0015578 Jy ! Component: 1250 - total flux cleaned = -0.00144189 Jy ! Component: 1300 - total flux cleaned = -0.00136058 Jy ! Component: 1350 - total flux cleaned = -0.00128048 Jy ! Component: 1400 - total flux cleaned = -0.00123289 Jy ! Component: 1450 - total flux cleaned = -0.00115493 Jy ! Component: 1500 - total flux cleaned = -0.00109333 Jy ! Component: 1550 - total flux cleaned = -0.00103234 Jy ! Component: 1600 - total flux cleaned = -0.000941991 Jy ! Component: 1650 - total flux cleaned = -0.000882526 Jy ! Component: 1700 - total flux cleaned = -0.000867595 Jy ! Component: 1750 - total flux cleaned = -0.000867497 Jy ! Component: 1800 - total flux cleaned = -0.000852793 Jy ! Component: 1850 - total flux cleaned = -0.000852782 Jy ! Component: 1900 - total flux cleaned = -0.000838435 Jy ! Component: 1950 - total flux cleaned = -0.000852584 Jy ! Component: 2000 - total flux cleaned = -0.000880614 Jy ! Component: 2050 - total flux cleaned = -0.000810839 Jy ! Component: 2100 - total flux cleaned = -0.000797087 Jy ! Component: 2150 - total flux cleaned = -0.000769525 Jy ! Component: 2200 - total flux cleaned = -0.000714736 Jy ! Component: 2250 - total flux cleaned = -0.00070105 Jy ! Component: 2300 - total flux cleaned = -0.000660317 Jy ! Component: 2350 - total flux cleaned = -0.000646755 Jy ! Component: 2400 - total flux cleaned = -0.000646704 Jy ! Component: 2450 - total flux cleaned = -0.000633299 Jy ! Component: 2500 - total flux cleaned = -0.00066009 Jy ! Component: 2550 - total flux cleaned = -0.000633268 Jy ! Component: 2600 - total flux cleaned = -0.000619938 Jy ! Component: 2650 - total flux cleaned = -0.000606602 Jy ! Component: 2700 - total flux cleaned = -0.00060662 Jy ! Component: 2750 - total flux cleaned = -0.00059334 Jy ! Component: 2800 - total flux cleaned = -0.000566697 Jy ! Component: 2850 - total flux cleaned = -0.000539997 Jy ! Component: 2900 - total flux cleaned = -0.000553411 Jy ! Component: 2950 - total flux cleaned = -0.000553416 Jy ! Component: 3000 - total flux cleaned = -0.000526607 Jy ! Component: 3050 - total flux cleaned = -0.000540117 Jy ! Component: 3100 - total flux cleaned = -0.000526617 Jy ! Component: 3150 - total flux cleaned = -0.000540103 Jy ! Component: 3200 - total flux cleaned = -0.000513161 Jy ! Component: 3250 - total flux cleaned = -0.000526699 Jy ! Component: 3300 - total flux cleaned = -0.000499673 Jy ! Component: 3350 - total flux cleaned = -0.00052669 Jy ! Component: 3400 - total flux cleaned = -0.000486035 Jy ! Component: 3450 - total flux cleaned = -0.000485959 Jy ! Component: 3500 - total flux cleaned = -0.000485997 Jy ! Component: 3550 - total flux cleaned = -0.000472249 Jy ! Component: 3600 - total flux cleaned = -0.000472333 Jy ! Component: 3650 - total flux cleaned = -0.000431157 Jy ! Component: 3700 - total flux cleaned = -0.000458849 Jy ! Component: 3750 - total flux cleaned = -0.000472668 Jy ! Component: 3800 - total flux cleaned = -0.000500372 Jy ! Component: 3850 - total flux cleaned = -0.000570116 Jy ! Component: 3900 - total flux cleaned = -0.000570219 Jy ! Component: 3950 - total flux cleaned = -0.000584353 Jy ! Component: 4000 - total flux cleaned = -0.00061253 Jy ! Component: 4050 - total flux cleaned = -0.000626628 Jy ! Total flux subtracted in 4096 components = -0.000669387 Jy ! Clean residual min=-0.000774 max=0.000875 Jy/beam ! Clean residual mean=-0.000003 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.162967 Jy keep ! Adding 254 model components to the UV plane model. ! The established model now contains 330 components and 0.162967 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1227-4436_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.124 x 9.143 at 10.55 degrees (North through East) ! Clean map min=-0.0013124 max=0.14619 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1227-4436_X_map.fits wmodel /vlbi/uf001/uva//J1227-4436_X_map.mod ! Writing 330 model components to file: /vlbi/uf001/uva//J1227-4436_X_map.mod wobs /vlbi/uf001/uva//J1227-4436_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1227-4436_X_uvs.fits wwins /vlbi/uf001/uva//J1227-4436_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1227-4436_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.14619 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000281456 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.577583 0.577583 1.15517 2.31033 4.62066 9.24133 18.4827 36.9653 73.9306 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.146 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 519.405 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1227-4436_X_dfm.log closed on Mon Jan 14 01:52:59 2019