! Started logfile: J1957-3845_X_2017_05_31_pus_uvs.log on Tue Feb 5 10:54:09 2019 obs J1957-3845_X_2017_05_31_pus_uva.fits ! Reading UV FITS file: J1957-3845_X_2017_05_31_pus_uva.fits ! AN table 1: 8 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.663889 visibilities/baseline/integration-bin. ! 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 1698 lines of history. ! ! Reading 2868 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_05_31_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 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 15 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.510850Jy sigma=0.002837 ! Fit after self-cal, rms=0.503223Jy sigma=0.002791 ! 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=0.6097 mas, bmaj=1.843 mas, bpa=-11.34 degrees ! Estimated noise=2954.52 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 = 0.43649 Jy ! Component: 100 - total flux cleaned = 0.593132 Jy ! Total flux subtracted in 100 components = 0.593132 Jy ! Clean residual min=-0.045214 max=0.117373 Jy/beam ! Clean residual mean=-0.001163 rms=0.017935 Jy/beam ! Combined flux in latest and established models = 0.593132 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.593132 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=0.252594Jy sigma=0.001601 ! Fit after self-cal, rms=0.251988Jy sigma=0.001599 ! Inverting map ! Added new window around map position (1.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.11291 Jy ! Component: 100 - total flux cleaned = 0.180393 Jy ! Total flux subtracted in 100 components = 0.180393 Jy ! Clean residual min=-0.034206 max=0.071830 Jy/beam ! Clean residual mean=-0.000605 rms=0.010392 Jy/beam ! Combined flux in latest and established models = 0.773525 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 23 components and 0.773525 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=0.184104Jy sigma=0.001067 ! Fit after self-cal, rms=0.182325Jy sigma=0.001042 ! Inverting map ! Added new window around map position (-1.2, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0663104 Jy ! Component: 100 - total flux cleaned = 0.108329 Jy ! Total flux subtracted in 100 components = 0.108329 Jy ! Clean residual min=-0.025762 max=0.026699 Jy/beam ! Clean residual mean=-0.000261 rms=0.006248 Jy/beam ! Combined flux in latest and established models = 0.881854 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.881854 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=0.150404Jy sigma=0.000802 ! Fit after self-cal, rms=0.149469Jy sigma=0.000799 ! 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=0.7495 mas, bmaj=2.125 mas, bpa=-8.493 degrees ! Estimated noise=2151.78 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 = 0.0380755 Jy ! Component: 100 - total flux cleaned = 0.0614115 Jy ! Component: 150 - total flux cleaned = 0.0771091 Jy ! Component: 200 - total flux cleaned = 0.0878467 Jy ! Total flux subtracted in 200 components = 0.0878467 Jy ! Clean residual min=-0.018895 max=0.015371 Jy/beam ! Clean residual mean=0.000072 rms=0.004833 Jy/beam ! Combined flux in latest and established models = 0.969701 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 55 components and 0.969701 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=0.138505Jy sigma=0.000713 ! Fit after self-cal, rms=0.137778Jy sigma=0.000711 ! 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 0.93 HN 1.35 KP 1.02 ! LA 0.97 MK 1.00 NL 1.18 OV 1.03 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.44 KP 0.95 ! LA 0.96 MK 0.99 NL 1.11 OV 1.03 ! PT 1.05 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.27 KP 0.90 ! LA 0.98 MK 1.03 NL 1.15 OV 1.04 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.96 HN 1.17 KP 0.98 ! LA 0.98 MK 1.01 NL 1.16 OV 1.05 ! PT 1.04 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.94 HN 1.19 KP 0.98 ! LA 0.97 MK 1.02 NL 1.05 OV 1.01 ! PT 1.02 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HN 1.24 KP 0.97 ! LA 0.96 MK 1.03 NL 1.03 OV 0.96 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.41 KP 0.97 ! LA 0.99 MK 1.01 NL 1.03 OV 0.95 ! PT 1.04 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HN 1.42 KP 0.99 ! LA 0.96 MK 0.99 NL 1.03 OV 0.93 ! PT 1.04 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.99 HN 1.41 KP 0.98 ! LA 0.98 MK 1.02 NL 1.01 OV 0.96 ! PT 1.04 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HN 1.10 KP 1.00 ! LA 1.01 MK 1.01 NL 1.01 OV 0.94 ! PT 1.02 SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.01 HN 1.11 KP 0.91 ! LA 0.99 MK 1.00 NL 1.01 OV 0.96 ! PT 1.06 SC 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 HN 1.07 KP 0.93 ! LA 1.00 MK 1.04 NL 1.01 OV 1.01 ! PT 1.05 SC 1.01 ! ! ! Fit before self-cal, rms=0.137778Jy sigma=0.000711 ! Fit after self-cal, rms=0.146046Jy sigma=0.000660 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7559 mas, bmaj=2.124 mas, bpa=-8.451 degrees ! Estimated noise=2203.99 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 = -0.00610206 Jy ! Component: 100 - total flux cleaned = -0.00652793 Jy ! Component: 150 - total flux cleaned = -0.0070815 Jy ! Component: 200 - total flux cleaned = -0.00757757 Jy ! Total flux subtracted in 200 components = -0.00757757 Jy ! Clean residual min=-0.013188 max=0.009923 Jy/beam ! Clean residual mean=0.000007 rms=0.003250 Jy/beam ! Combined flux in latest and established models = 0.962123 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.962123 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=0.145205Jy sigma=0.000657 ! Fit after self-cal, rms=0.145019Jy sigma=0.000656 ! 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=0.145019Jy sigma=0.000656 ! Fit after self-cal, rms=0.147366Jy sigma=0.000655 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7563 mas, bmaj=2.123 mas, bpa=-8.424 degrees ! Estimated noise=2206.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00532691 Jy ! Component: 100 - total flux cleaned = -0.00585309 Jy ! Component: 150 - total flux cleaned = -0.00616293 Jy ! Component: 200 - total flux cleaned = -0.00645124 Jy ! Total flux subtracted in 200 components = -0.00645124 Jy ! Clean residual min=-0.012174 max=0.009655 Jy/beam ! Clean residual mean=0.000003 rms=0.003058 Jy/beam ! Combined flux in latest and established models = 0.955672 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 0.955672 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=0.146778Jy sigma=0.000653 ! Fit after self-cal, rms=0.146528Jy sigma=0.000653 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 = -0.00109151 Jy ! Component: 100 - total flux cleaned = -0.000955713 Jy ! Component: 150 - total flux cleaned = -0.000837382 Jy ! Component: 200 - total flux cleaned = -0.000835732 Jy ! Total flux subtracted in 200 components = -0.000835732 Jy ! Clean residual min=-0.011871 max=0.009336 Jy/beam ! Clean residual mean=-0.000001 rms=0.002963 Jy/beam ! Combined flux in latest and established models = 0.954836 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 0.954836 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=0.146178Jy sigma=0.000651 ! Fit after self-cal, rms=0.145969Jy sigma=0.000651 ! 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=0.145969Jy sigma=0.000651 ! Fit after self-cal, rms=0.149088Jy sigma=0.000650 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7569 mas, bmaj=2.122 mas, bpa=-8.404 degrees ! Estimated noise=2211.23 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00440056 Jy ! Component: 100 - total flux cleaned = -0.00468938 Jy ! Component: 150 - total flux cleaned = -0.00519856 Jy ! Component: 200 - total flux cleaned = -0.00543768 Jy ! Total flux subtracted in 200 components = -0.00543768 Jy ! Clean residual min=-0.011077 max=0.009148 Jy/beam ! Clean residual mean=-0.000001 rms=0.002812 Jy/beam ! Combined flux in latest and established models = 0.949399 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 80 components and 0.949399 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=0.148686Jy sigma=0.000649 ! Fit after self-cal, rms=0.148526Jy sigma=0.000649 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 = -0.00135789 Jy ! Component: 100 - total flux cleaned = -0.00122757 Jy ! Component: 150 - total flux cleaned = -0.00112158 Jy ! Component: 200 - total flux cleaned = -0.00112167 Jy ! Total flux subtracted in 200 components = -0.00112167 Jy ! Clean residual min=-0.010853 max=0.009362 Jy/beam ! Clean residual mean=-0.000007 rms=0.002744 Jy/beam ! Combined flux in latest and established models = 0.948277 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 0.948277 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=0.148284Jy sigma=0.000648 ! Fit after self-cal, rms=0.148148Jy sigma=0.000648 ! 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=0.148148Jy sigma=0.000648 ! Fit after self-cal, rms=0.150966Jy sigma=0.000647 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.322 mas, bmaj=7.685 mas, bpa=-4.503 degrees ! Estimated noise=2860.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000863448 Jy ! Component: 100 - total flux cleaned = -0.00111761 Jy ! Component: 150 - total flux cleaned = -0.0011135 Jy ! Component: 200 - total flux cleaned = -0.0011122 Jy ! Total flux subtracted in 200 components = -0.0011122 Jy ! Clean residual min=-0.012080 max=0.013324 Jy/beam ! Clean residual mean=0.000012 rms=0.003326 Jy/beam ! Combined flux in latest and established models = 0.947165 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 86 components and 0.947165 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=0.150769Jy sigma=0.000647 ! Fit after self-cal, rms=0.150681Jy sigma=0.000647 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 = 0.00016689 Jy ! Component: 100 - total flux cleaned = 0.000165139 Jy ! Component: 150 - total flux cleaned = 0.000170354 Jy ! Component: 200 - total flux cleaned = 0.000171788 Jy ! Total flux subtracted in 200 components = 0.000171788 Jy ! Clean residual min=-0.011854 max=0.013343 Jy/beam ! Clean residual mean=0.000013 rms=0.003286 Jy/beam ! Combined flux in latest and established models = 0.947337 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 87 components and 0.947337 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=0.150654Jy sigma=0.000647 ! Fit after self-cal, rms=0.150611Jy sigma=0.000647 ! 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=0.7576 mas, bmaj=2.121 mas, bpa=-8.38 degrees ! Estimated noise=2215.14 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7576 x 2.121 at -8.38 degrees (North through East) ! Clean map min=-0.010398 max=0.49561 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=0.6171 mas, bmaj=1.829 mas, bpa=-11.04 degrees ! Estimated noise=3085.65 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.455325 Jy ! Component: 100 - total flux cleaned = 0.618871 Jy ! Component: 150 - total flux cleaned = 0.715629 Jy ! Component: 200 - total flux cleaned = 0.781006 Jy ! Total flux subtracted in 200 components = 0.781006 Jy ! Clean residual min=-0.020869 max=0.037912 Jy/beam ! Clean residual mean=-0.000545 rms=0.007800 Jy/beam ! Combined flux in latest and established models = 0.781006 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.781006 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7576 mas, bmaj=2.121 mas, bpa=-8.38 degrees ! Estimated noise=2215.14 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 = 0.0630609 Jy ! Component: 100 - total flux cleaned = 0.0994758 Jy ! Component: 150 - total flux cleaned = 0.122145 Jy ! Component: 200 - total flux cleaned = 0.137004 Jy ! Total flux subtracted in 200 components = 0.137004 Jy ! Clean residual min=-0.011844 max=0.013587 Jy/beam ! Clean residual mean=-0.000127 rms=0.003160 Jy/beam ! Combined flux in latest and established models = 0.91801 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 67 components and 0.91801 Jy ! Inverting map ! Added new window around map position (-3.8, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132624 Jy ! Component: 100 - total flux cleaned = 0.0218082 Jy ! Component: 150 - total flux cleaned = 0.0270793 Jy ! Component: 200 - total flux cleaned = 0.0288977 Jy ! Total flux subtracted in 200 components = 0.0288977 Jy ! Clean residual min=-0.009231 max=0.006757 Jy/beam ! Clean residual mean=0.000009 rms=0.002257 Jy/beam ! Combined flux in latest and established models = 0.946908 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 83 components and 0.946908 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=2.322 mas, bmaj=7.685 mas, bpa=-4.503 degrees ! Estimated noise=2860.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00465174 Jy ! Component: 100 - total flux cleaned = 0.00535672 Jy ! Component: 150 - total flux cleaned = 0.00612537 Jy ! Component: 200 - total flux cleaned = 0.00679707 Jy ! Total flux subtracted in 200 components = 0.00679707 Jy ! Clean residual min=-0.009375 max=0.006609 Jy/beam ! Clean residual mean=0.000064 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 0.953705 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 = 0.000578164 Jy ! Component: 100 - total flux cleaned = 0.00119074 Jy ! Component: 150 - total flux cleaned = 0.00128311 Jy ! Component: 200 - total flux cleaned = 0.00128098 Jy ! Total flux subtracted in 200 components = 0.00128098 Jy ! Clean residual min=-0.009234 max=0.006655 Jy/beam ! Clean residual mean=0.000073 rms=0.002401 Jy/beam ! Combined flux in latest and established models = 0.954986 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 91 components and 0.954986 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7576 mas, bmaj=2.121 mas, bpa=-8.38 degrees ! Estimated noise=2215.14 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00205893 Jy ! Component: 100 - total flux cleaned = -0.00205575 Jy ! Component: 150 - total flux cleaned = -0.00205201 Jy ! Component: 200 - total flux cleaned = -0.00192435 Jy ! Total flux subtracted in 200 components = -0.00192435 Jy ! Clean residual min=-0.008335 max=0.006782 Jy/beam ! Clean residual mean=0.000035 rms=0.002058 Jy/beam ! Combined flux in latest and established models = 0.953062 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 0.953062 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=0.149047Jy sigma=0.000639 ! Fit after self-cal, rms=0.148818Jy sigma=0.000638 wmodel J1957-3845_X_2017_05_31_pus_map.mod ! Writing 106 model components to file: J1957-3845_X_2017_05_31_pus_map.mod wobs J1957-3845_X_2017_05_31_pus_uvs.fits ! Writing UV FITS file: J1957-3845_X_2017_05_31_pus_uvs.fits wwins J1957-3845_X_2017_05_31_pus_map.win ! wwins: Wrote 4 windows to J1957-3845_X_2017_05_31_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 = -0.00370205 Jy ! Component: 100 - total flux cleaned = -0.00641894 Jy ! Component: 150 - total flux cleaned = -0.00783821 Jy ! Component: 200 - total flux cleaned = -0.00916592 Jy ! Component: 250 - total flux cleaned = -0.0105228 Jy ! Component: 300 - total flux cleaned = -0.0114111 Jy ! Component: 350 - total flux cleaned = -0.0121657 Jy ! Component: 400 - total flux cleaned = -0.0131534 Jy ! Component: 450 - total flux cleaned = -0.0139241 Jy ! Component: 500 - total flux cleaned = -0.0146652 Jy ! Component: 550 - total flux cleaned = -0.0152968 Jy ! Component: 600 - total flux cleaned = -0.0158232 Jy ! Component: 650 - total flux cleaned = -0.0161127 Jy ! Component: 700 - total flux cleaned = -0.016534 Jy ! Component: 750 - total flux cleaned = -0.0166694 Jy ! Component: 800 - total flux cleaned = -0.0168037 Jy ! Component: 850 - total flux cleaned = -0.0169984 Jy ! Component: 900 - total flux cleaned = -0.0170623 Jy ! Component: 950 - total flux cleaned = -0.0171857 Jy ! Component: 1000 - total flux cleaned = -0.0172475 Jy ! Component: 1050 - total flux cleaned = -0.0174229 Jy ! Component: 1100 - total flux cleaned = -0.0173658 Jy ! Component: 1150 - total flux cleaned = -0.0173646 Jy ! Component: 1200 - total flux cleaned = -0.0174186 Jy ! Component: 1250 - total flux cleaned = -0.017309 Jy ! Component: 1300 - total flux cleaned = -0.0172022 Jy ! Component: 1350 - total flux cleaned = -0.0170974 Jy ! Component: 1400 - total flux cleaned = -0.0168926 Jy ! Component: 1450 - total flux cleaned = -0.0167923 Jy ! Component: 1500 - total flux cleaned = -0.0165932 Jy ! Component: 1550 - total flux cleaned = -0.0163975 Jy ! Component: 1600 - total flux cleaned = -0.0163011 Jy ! Component: 1650 - total flux cleaned = -0.0160632 Jy ! Component: 1700 - total flux cleaned = -0.015969 Jy ! Component: 1750 - total flux cleaned = -0.0159218 Jy ! Component: 1800 - total flux cleaned = -0.015739 Jy ! Component: 1850 - total flux cleaned = -0.015559 Jy ! Component: 1900 - total flux cleaned = -0.0153817 Jy ! Component: 1950 - total flux cleaned = -0.0153384 Jy ! Component: 2000 - total flux cleaned = -0.0152088 Jy ! Total flux subtracted in 2048 components = -0.0149954 Jy ! Clean residual min=-0.002356 max=0.002547 Jy/beam ! Clean residual mean=0.000003 rms=0.000839 Jy/beam ! Combined flux in latest and established models = 0.938066 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 237 components and 0.938066 Jy ![Exited script file: muppet] wmap "J1957-3845_X_2017_05_31_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7576 x 2.121 at -8.38 degrees (North through East) ! Clean map min=-0.010806 max=0.50321 Jy/beam ! Writing clean map to FITS file: J1957-3845_X_2017_05_31_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.503212 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000827879 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.493556 0.493556 0.987113 1.97423 3.94845 7.8969 15.7938 31.5876 63.1752 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0024 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.503 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7576 x 2.121 at -8.38 degrees (North through East) ! Clean map min=-0.010806 max=0.50321 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_05_31_pus_uvs.log closed on Tue Feb 5 10:54:10 2019