! Started logfile: J1957-3845_X_2017_08_05_pus_uvs.log on Thu May 9 18:58:15 2019 obs J1957-3845_X_2017_08_05_pus_uva.fits ! Reading UV FITS file: J1957-3845_X_2017_08_05_pus_uva.fits ! AN table 1: 13 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.420513 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1957-3845 ! ! 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 8.44388e+09 3.2e+07 1 3.2e+07 ! 02 2 8.47588e+09 3.2e+07 1 3.2e+07 ! 03 3 8.50788e+09 3.2e+07 1 3.2e+07 ! 04 4 8.53988e+09 3.2e+07 1 3.2e+07 ! 05 5 8.60388e+09 3.2e+07 1 3.2e+07 ! 06 6 8.63588e+09 3.2e+07 1 3.2e+07 ! 07 7 8.69988e+09 3.2e+07 1 3.2e+07 ! 08 8 8.73188e+09 3.2e+07 1 3.2e+07 ! 09 9 8.79588e+09 3.2e+07 1 3.2e+07 ! 10 10 8.82788e+09 3.2e+07 1 3.2e+07 ! 11 11 8.85988e+09 3.2e+07 1 3.2e+07 ! 12 12 8.89188e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 575 lines of history. ! ! Reading 2952 visibilities. select I ! Polarization I is unavailable. ! 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1957-3845_X_2017_08_05_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 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 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 56 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.475894Jy sigma=0.003376 ! Fit after self-cal, rms=0.432797Jy sigma=0.003074 ! 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=0.5984 mas, bmaj=1.777 mas, bpa=-4.93 degrees ! Estimated noise=2375.9 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 = 0.453628 Jy ! Component: 100 - total flux cleaned = 0.611591 Jy ! Total flux subtracted in 100 components = 0.611591 Jy ! Clean residual min=-0.043526 max=0.081240 Jy/beam ! Clean residual mean=-0.000597 rms=0.017143 Jy/beam ! Combined flux in latest and established models = 0.611591 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.611591 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=0.234127Jy sigma=0.001561 ! Fit after self-cal, rms=0.234004Jy sigma=0.001560 ! 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=0.7076 mas, bmaj=1.973 mas, bpa=-4.62 degrees ! Estimated noise=1906.09 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 = 0.138753 Jy ! Component: 100 - total flux cleaned = 0.207825 Jy ! Component: 150 - total flux cleaned = 0.242228 Jy ! Component: 200 - total flux cleaned = 0.259362 Jy ! Total flux subtracted in 200 components = 0.259362 Jy ! Clean residual min=-0.029020 max=0.046135 Jy/beam ! Clean residual mean=-0.000151 rms=0.010872 Jy/beam ! Combined flux in latest and established models = 0.870953 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 23 components and 0.870953 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=0.132378Jy sigma=0.000902 ! Fit after self-cal, rms=0.132103Jy sigma=0.000899 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 HN 1.00* KP 1.10 ! LA 0.92 MK 1.03 NL 1.00* OV 1.14 ! PT 1.06 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.00* KP 1.03 ! LA 0.94 MK 1.00 NL 1.00* OV 1.12 ! PT 1.02 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 1.00* KP 0.96 ! LA 0.99 MK 1.03 NL 1.00* OV 1.15 ! PT 0.97 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 HN 1.00* KP 0.89 ! LA 0.99 MK 1.00 NL 1.00* OV 1.13 ! PT 0.99 SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 1.00* KP 0.81 ! LA 0.96 MK 1.04 NL 1.00* OV 1.13 ! PT 0.99 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KP 0.82 ! LA 0.97 MK 1.00 NL 1.00* OV 1.17 ! PT 0.97 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KP 0.80 ! LA 0.98 MK 0.98 NL 1.00* OV 1.19 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HN 1.00* KP 0.80 ! LA 0.97 MK 1.00 NL 1.00* OV 1.19 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HN 1.00* KP 0.84 ! LA 0.99 MK 0.96 NL 1.00* OV 1.17 ! PT 0.99 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KP 0.88 ! LA 0.96 MK 0.98 NL 1.00* OV 1.15 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HN 1.00* KP 0.97 ! LA 0.96 MK 0.99 NL 1.00* OV 1.00* ! PT 1.01 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.00* KP 0.99 ! LA 0.95 MK 0.96 NL 1.00* OV 1.00* ! PT 0.99 SC 0.95 ! ! ! Fit before self-cal, rms=0.132103Jy sigma=0.000899 ! Fit after self-cal, rms=0.101957Jy sigma=0.000709 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7113 mas, bmaj=1.98 mas, bpa=-4.859 degrees ! Estimated noise=1892.06 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 (-3.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0301798 Jy ! Component: 100 - total flux cleaned = 0.0299106 Jy ! Component: 150 - total flux cleaned = 0.029893 Jy ! Component: 200 - total flux cleaned = 0.0298864 Jy ! Total flux subtracted in 200 components = 0.0298864 Jy ! Clean residual min=-0.014068 max=0.010085 Jy/beam ! Clean residual mean=0.000140 rms=0.002885 Jy/beam ! Combined flux in latest and established models = 0.900839 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 34 components and 0.900839 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=0.093257Jy sigma=0.000647 ! Fit after self-cal, rms=0.092975Jy sigma=0.000645 ! 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=0.092975Jy sigma=0.000645 ! Fit after self-cal, rms=0.091437Jy sigma=0.000642 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7076 mas, bmaj=1.974 mas, bpa=-4.793 degrees ! Estimated noise=1874.11 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607059 Jy ! Component: 100 - total flux cleaned = 0.00578424 Jy ! Component: 150 - total flux cleaned = 0.0049267 Jy ! Component: 200 - total flux cleaned = 0.00431304 Jy ! Total flux subtracted in 200 components = 0.00431304 Jy ! Clean residual min=-0.011632 max=0.008415 Jy/beam ! Clean residual mean=0.000140 rms=0.002315 Jy/beam ! Combined flux in latest and established models = 0.905152 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 0.905152 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=0.090749Jy sigma=0.000637 ! Fit after self-cal, rms=0.090676Jy sigma=0.000636 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 = 0.00126993 Jy ! Component: 100 - total flux cleaned = 0.000940735 Jy ! Component: 150 - total flux cleaned = 0.000839503 Jy ! Component: 200 - total flux cleaned = 0.000649585 Jy ! Total flux subtracted in 200 components = 0.000649585 Jy ! Clean residual min=-0.010950 max=0.007769 Jy/beam ! Clean residual mean=0.000149 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 0.905802 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 51 components and 0.905802 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=0.090448Jy sigma=0.000635 ! Fit after self-cal, rms=0.090424Jy sigma=0.000635 ! 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=0.090424Jy sigma=0.000635 ! Fit after self-cal, rms=0.090126Jy sigma=0.000634 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7071 mas, bmaj=1.973 mas, bpa=-4.796 degrees ! Estimated noise=1869.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00140719 Jy ! Component: 100 - total flux cleaned = 0.00120888 Jy ! Component: 150 - total flux cleaned = 0.000860798 Jy ! Component: 200 - total flux cleaned = 0.000620403 Jy ! Total flux subtracted in 200 components = 0.000620403 Jy ! Clean residual min=-0.009793 max=0.007337 Jy/beam ! Clean residual mean=0.000147 rms=0.002006 Jy/beam ! Combined flux in latest and established models = 0.906422 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 56 components and 0.906422 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=0.089948Jy sigma=0.000633 ! Fit after self-cal, rms=0.089923Jy sigma=0.000633 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 = 0.000451445 Jy ! Component: 100 - total flux cleaned = 0.000120143 Jy ! Component: 150 - total flux cleaned = 4.95922e-05 Jy ! Component: 200 - total flux cleaned = -1.97319e-05 Jy ! Total flux subtracted in 200 components = -1.97319e-05 Jy ! Clean residual min=-0.009370 max=0.006850 Jy/beam ! Clean residual mean=0.000151 rms=0.001928 Jy/beam ! Combined flux in latest and established models = 0.906403 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.906403 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=0.089800Jy sigma=0.000632 ! Fit after self-cal, rms=0.089786Jy sigma=0.000632 ! 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=0.089786Jy sigma=0.000632 ! Fit after self-cal, rms=0.089663Jy sigma=0.000632 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.084 mas, bmaj=9.581 mas, bpa=-2.81 degrees ! Estimated noise=2670.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129745 Jy ! Component: 100 - total flux cleaned = 0.00118149 Jy ! Component: 150 - total flux cleaned = 0.000971483 Jy ! Component: 200 - total flux cleaned = 0.000878477 Jy ! Total flux subtracted in 200 components = 0.000878477 Jy ! Clean residual min=-0.006705 max=0.004827 Jy/beam ! Clean residual mean=0.000334 rms=0.002381 Jy/beam ! Combined flux in latest and established models = 0.907281 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 62 components and 0.907281 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=0.089638Jy sigma=0.000631 ! Fit after self-cal, rms=0.089630Jy sigma=0.000631 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 = 0.000428415 Jy ! Component: 100 - total flux cleaned = 0.000209606 Jy ! Component: 150 - total flux cleaned = 5.61527e-05 Jy ! Component: 200 - total flux cleaned = 2.99935e-05 Jy ! Total flux subtracted in 200 components = 2.99935e-05 Jy ! Clean residual min=-0.006651 max=0.004809 Jy/beam ! Clean residual mean=0.000337 rms=0.002369 Jy/beam ! Combined flux in latest and established models = 0.907311 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 63 components and 0.907311 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=0.089613Jy sigma=0.000631 ! Fit after self-cal, rms=0.089608Jy sigma=0.000631 ! 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=0.7068 mas, bmaj=1.973 mas, bpa=-4.781 degrees ! Estimated noise=1867.37 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7068 x 1.973 at -4.781 degrees (North through East) ! Clean map min=-0.011825 max=0.61687 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=0.089608Jy sigma=0.000631 ! Fit after self-cal, rms=0.081006Jy sigma=0.000565 ! Inverting map and beam ! Estimated beam: bmin=0.7066 mas, bmaj=1.973 mas, bpa=-4.787 degrees ! Estimated noise=1865.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000323376 Jy ! Component: 100 - total flux cleaned = -0.000324334 Jy ! Component: 150 - total flux cleaned = -0.000324027 Jy ! Component: 200 - total flux cleaned = -0.000261296 Jy ! Total flux subtracted in 200 components = -0.000261296 Jy ! Clean residual min=-0.008093 max=0.006234 Jy/beam ! Clean residual mean=0.000148 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.90705 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 65 components and 0.90705 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=0.080873Jy sigma=0.000564 ! Fit after self-cal, rms=0.080861Jy sigma=0.000564 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000464851 Jy ! Component: 100 - total flux cleaned = 0.00034188 Jy ! Component: 150 - total flux cleaned = 0.000401446 Jy ! Component: 200 - total flux cleaned = 0.000456232 Jy ! Total flux subtracted in 200 components = 0.000456232 Jy ! Clean residual min=-0.007715 max=0.006014 Jy/beam ! Clean residual mean=0.000152 rms=0.001737 Jy/beam ! Combined flux in latest and established models = 0.907506 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 66 components and 0.907506 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=0.080781Jy sigma=0.000563 ! Fit after self-cal, rms=0.080773Jy sigma=0.000563 ! 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=0.080773Jy sigma=0.000563 ! Fit after self-cal, rms=0.080736Jy sigma=0.000563 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=0.5963 mas, bmaj=1.772 mas, bpa=-5.042 degrees ! Estimated noise=2335.54 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.446064 Jy ! Component: 100 - total flux cleaned = 0.603235 Jy ! Component: 150 - total flux cleaned = 0.696044 Jy ! Component: 200 - total flux cleaned = 0.756905 Jy ! Total flux subtracted in 200 components = 0.756905 Jy ! Clean residual min=-0.025550 max=0.040786 Jy/beam ! Clean residual mean=-0.000264 rms=0.008245 Jy/beam ! Combined flux in latest and established models = 0.756905 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.756905 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7066 mas, bmaj=1.973 mas, bpa=-4.783 degrees ! Estimated noise=1864.94 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 (-0.8, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0642945 Jy ! Component: 100 - total flux cleaned = 0.0985084 Jy ! Component: 150 - total flux cleaned = 0.118765 Jy ! Component: 200 - total flux cleaned = 0.131559 Jy ! Total flux subtracted in 200 components = 0.131559 Jy ! Clean residual min=-0.008738 max=0.010162 Jy/beam ! Clean residual mean=0.000030 rms=0.002403 Jy/beam ! Combined flux in latest and established models = 0.888464 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 47 components and 0.888464 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=3.081 mas, bmaj=9.579 mas, bpa=-2.806 degrees ! Estimated noise=2668.2 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112703 Jy ! Component: 100 - total flux cleaned = 0.0166225 Jy ! Component: 150 - total flux cleaned = 0.0193756 Jy ! Component: 200 - total flux cleaned = 0.0207542 Jy ! Total flux subtracted in 200 components = 0.0207542 Jy ! Clean residual min=-0.006841 max=0.005833 Jy/beam ! Clean residual mean=0.000325 rms=0.002512 Jy/beam ! Combined flux in latest and established models = 0.909218 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 = 0.000157291 Jy ! Component: 100 - total flux cleaned = 0.000303523 Jy ! Component: 150 - total flux cleaned = 0.000303011 Jy ! Component: 200 - total flux cleaned = 0.000301376 Jy ! Total flux subtracted in 200 components = 0.000301376 Jy ! Clean residual min=-0.006714 max=0.005687 Jy/beam ! Clean residual mean=0.000329 rms=0.002485 Jy/beam ! Combined flux in latest and established models = 0.90952 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 59 components and 0.90952 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7066 mas, bmaj=1.973 mas, bpa=-4.783 degrees ! Estimated noise=1864.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000424081 Jy ! Component: 100 - total flux cleaned = 0.000299856 Jy ! Component: 150 - total flux cleaned = 0.000172771 Jy ! Component: 200 - total flux cleaned = -4.06788e-05 Jy ! Total flux subtracted in 200 components = -4.06788e-05 Jy ! Clean residual min=-0.006881 max=0.006440 Jy/beam ! Clean residual mean=0.000143 rms=0.001727 Jy/beam ! Combined flux in latest and established models = 0.909479 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 69 components and 0.909479 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=0.080657Jy sigma=0.000563 ! Fit after self-cal, rms=0.080528Jy sigma=0.000562 wmodel J1957-3845_X_2017_08_05_pus_map.mod ! Writing 69 model components to file: J1957-3845_X_2017_08_05_pus_map.mod wobs J1957-3845_X_2017_08_05_pus_uvs.fits ! Writing UV FITS file: J1957-3845_X_2017_08_05_pus_uvs.fits wwins J1957-3845_X_2017_08_05_pus_map.win ! wwins: Wrote 3 windows to J1957-3845_X_2017_08_05_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00069044 Jy ! Component: 100 - total flux cleaned = -0.000861079 Jy ! Component: 150 - total flux cleaned = -0.00111774 Jy ! Component: 200 - total flux cleaned = -0.00111441 Jy ! Component: 250 - total flux cleaned = -0.00139726 Jy ! Component: 300 - total flux cleaned = -0.00152825 Jy ! Component: 350 - total flux cleaned = -0.00153147 Jy ! Component: 400 - total flux cleaned = -0.00147686 Jy ! Component: 450 - total flux cleaned = -0.00152939 Jy ! Component: 500 - total flux cleaned = -0.00152878 Jy ! Component: 550 - total flux cleaned = -0.0015758 Jy ! Component: 600 - total flux cleaned = -0.00143501 Jy ! Component: 650 - total flux cleaned = -0.0012116 Jy ! Component: 700 - total flux cleaned = -0.000911492 Jy ! Component: 750 - total flux cleaned = -0.000663025 Jy ! Component: 800 - total flux cleaned = -0.000381244 Jy ! Component: 850 - total flux cleaned = -0.000108122 Jy ! Component: 900 - total flux cleaned = 0.000157255 Jy ! Component: 950 - total flux cleaned = 0.000378826 Jy ! Component: 1000 - total flux cleaned = 0.000559258 Jy ! Component: 1050 - total flux cleaned = 0.000736399 Jy ! Component: 1100 - total flux cleaned = 0.000875893 Jy ! Component: 1150 - total flux cleaned = 0.000945167 Jy ! Component: 1200 - total flux cleaned = 0.00111555 Jy ! Component: 1250 - total flux cleaned = 0.00118251 Jy ! Component: 1300 - total flux cleaned = 0.00135049 Jy ! Component: 1350 - total flux cleaned = 0.00145078 Jy ! Component: 1400 - total flux cleaned = 0.00158271 Jy ! Component: 1450 - total flux cleaned = 0.00168154 Jy ! Component: 1500 - total flux cleaned = 0.00177987 Jy ! Component: 1550 - total flux cleaned = 0.00187761 Jy ! Component: 1600 - total flux cleaned = 0.00200682 Jy ! Component: 1650 - total flux cleaned = 0.00213534 Jy ! Component: 1700 - total flux cleaned = 0.00223146 Jy ! Component: 1750 - total flux cleaned = 0.0023272 Jy ! Component: 1800 - total flux cleaned = 0.00245436 Jy ! Component: 1850 - total flux cleaned = 0.00258155 Jy ! Component: 1900 - total flux cleaned = 0.0026453 Jy ! Component: 1950 - total flux cleaned = 0.00277319 Jy ! Component: 2000 - total flux cleaned = 0.00286934 Jy ! Total flux subtracted in 2048 components = 0.00296554 Jy ! Clean residual min=-0.001985 max=0.001733 Jy/beam ! Clean residual mean=0.000059 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.912444 Jy keep ! Adding 89 model components to the UV plane model. ! The established model now contains 158 components and 0.912444 Jy ![Exited script file: muppet] wmap "J1957-3845_X_2017_08_05_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7066 x 1.973 at -4.783 degrees (North through East) ! Clean map min=-0.0039204 max=0.60704 Jy/beam ! Writing clean map to FITS file: J1957-3845_X_2017_08_05_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.607043 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000565785 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.27961 0.27961 0.55922 1.11844 2.23688 4.47376 8.94752 17.895 35.7901 71.5802 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.607 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7066 x 1.973 at -4.783 degrees (North through East) ! Clean map min=-0.0039204 max=0.60704 Jy/beam ! Error occured in command: mapplot ! ! ! ! ! ! 4 consecutive EOF's on stdin - 10 will exit program ! ! 5 consecutive EOF's on stdin - 10 will exit program ! ! 6 consecutive EOF's on stdin - 10 will exit program ! ! 7 consecutive EOF's on stdin - 10 will exit program ! ! 8 consecutive EOF's on stdin - 10 will exit program ! ! 9 consecutive EOF's on stdin - 10 will exit program ! ! 10 consecutive EOF's on stdin - 10 will exit program ! Log file J1957-3845_X_2017_08_05_pus_uvs.log closed on Thu May 9 18:58:16 2019