! Started logfile: J1937-3958_X_2017_01_21_pus_uvs.log on Sun May 5 15:31:44 2019 obs J1937-3958_X_2017_01_21_pus_uva.fits ! Reading UV FITS file: J1937-3958_X_2017_01_21_pus_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.168403 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1937-3958 ! ! 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 1086 lines of history. ! ! Reading 1164 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 J1937-3958_X_2017_01_21_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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 89 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 89 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 82 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 89 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.508890Jy sigma=0.001657 ! Fit after self-cal, rms=0.425674Jy sigma=0.001486 ! 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=0.5465 mas, bmaj=1.819 mas, bpa=-5.224 degrees ! Estimated noise=8374.92 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.531192 Jy ! Component: 100 - total flux cleaned = 0.702244 Jy ! Total flux subtracted in 100 components = 0.702244 Jy ! Clean residual min=-0.065293 max=0.073020 Jy/beam ! Clean residual mean=-0.000729 rms=0.022038 Jy/beam ! Combined flux in latest and established models = 0.702244 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.702244 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=0.234183Jy sigma=0.000926 ! Fit after self-cal, rms=0.234196Jy sigma=0.000925 ! 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=0.6652 mas, bmaj=2.528 mas, bpa=1.574 degrees ! Estimated noise=4929.3 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 = 0.0877861 Jy ! Component: 100 - total flux cleaned = 0.0969667 Jy ! Component: 150 - total flux cleaned = 0.0979996 Jy ! Component: 200 - total flux cleaned = 0.0981415 Jy ! Total flux subtracted in 200 components = 0.0981415 Jy ! Clean residual min=-0.009598 max=0.009592 Jy/beam ! Clean residual mean=-0.000663 rms=0.003839 Jy/beam ! Combined flux in latest and established models = 0.800386 Jy ! Performing phase self-cal ! Adding 51 model components to the UV plane model. ! The established model now contains 61 components and 0.800386 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=0.195980Jy sigma=0.000604 ! Fit after self-cal, rms=0.195599Jy sigma=0.000603 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 2. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 0.97 ! MK 1.01 NL 1.00* OV 1.99 PT 0.95 ! SC 1.01 ! ! ! Correcting IF 3. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 0.91 ! MK 1.05 NL 1.00* OV 1.00* PT 0.95 ! SC 0.98 ! ! ! Correcting IF 4. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 0.91 ! MK 1.01 NL 1.00* OV 1.11 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 5. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 0.97 ! MK 1.01 NL 1.00* OV 1.00* PT 1.01 ! SC 0.98 ! ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 7. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 0.93 ! MK 1.04 NL 1.00* OV 1.45 PT 0.96 ! SC 1.08 ! ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 12. ! A total of 27 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* LA 0.97 ! MK 1.00* NL 1.00* OV 0.87 PT 0.97 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.195599Jy sigma=0.000603 ! Fit after self-cal, rms=0.363825Jy sigma=0.000562 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.572 mas, bmaj=1.728 mas, bpa=-7.834 degrees ! Estimated noise=9906.49 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 = -0.00739229 Jy ! Component: 100 - total flux cleaned = -0.0112395 Jy ! Component: 150 - total flux cleaned = -0.0107319 Jy ! Component: 200 - total flux cleaned = -0.00916476 Jy ! Total flux subtracted in 200 components = -0.00916476 Jy ! Clean residual min=-0.008655 max=0.008762 Jy/beam ! Clean residual mean=0.000178 rms=0.003032 Jy/beam ! Combined flux in latest and established models = 0.791221 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 95 components and 0.791221 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=0.359430Jy sigma=0.000556 ! Fit after self-cal, rms=0.357398Jy sigma=0.000555 ! 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=0.357398Jy sigma=0.000555 ! Fit after self-cal, rms=0.334596Jy sigma=0.000554 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.5729 mas, bmaj=1.73 mas, bpa=-7.753 degrees ! Estimated noise=9882.07 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000560111 Jy ! Component: 100 - total flux cleaned = -0.00101511 Jy ! Component: 150 - total flux cleaned = 0.00137879 Jy ! Component: 200 - total flux cleaned = 0.00293764 Jy ! Total flux subtracted in 200 components = 0.00293764 Jy ! Clean residual min=-0.006508 max=0.006462 Jy/beam ! Clean residual mean=0.000050 rms=0.002450 Jy/beam ! Combined flux in latest and established models = 0.794159 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 116 components and 0.794159 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=0.331180Jy sigma=0.000551 ! Fit after self-cal, rms=0.329390Jy sigma=0.000551 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 = 0.000929851 Jy ! Component: 100 - total flux cleaned = 0.00127883 Jy ! Component: 150 - total flux cleaned = 0.00196 Jy ! Component: 200 - total flux cleaned = 0.00418722 Jy ! Total flux subtracted in 200 components = 0.00418722 Jy ! Clean residual min=-0.005242 max=0.005328 Jy/beam ! Clean residual mean=0.000053 rms=0.002146 Jy/beam ! Combined flux in latest and established models = 0.798346 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 134 components and 0.798346 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=0.326916Jy sigma=0.000549 ! Fit after self-cal, rms=0.325467Jy sigma=0.000549 ! 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=0.325467Jy sigma=0.000549 ! Fit after self-cal, rms=0.302929Jy sigma=0.000548 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.574 mas, bmaj=1.734 mas, bpa=-7.687 degrees ! Estimated noise=9784.33 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147674 Jy ! Component: 100 - total flux cleaned = 0.00178386 Jy ! Component: 150 - total flux cleaned = 0.00121317 Jy ! Component: 200 - total flux cleaned = 0.00176244 Jy ! Total flux subtracted in 200 components = 0.00176244 Jy ! Clean residual min=-0.004488 max=0.004475 Jy/beam ! Clean residual mean=0.000048 rms=0.001786 Jy/beam ! Combined flux in latest and established models = 0.800108 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 159 components and 0.800108 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=0.301142Jy sigma=0.000547 ! Fit after self-cal, rms=0.300193Jy sigma=0.000546 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 = 0.00133851 Jy ! Component: 100 - total flux cleaned = 0.00324766 Jy ! Component: 150 - total flux cleaned = 0.00454906 Jy ! Component: 200 - total flux cleaned = 0.00684289 Jy ! Total flux subtracted in 200 components = 0.00684289 Jy ! Clean residual min=-0.004270 max=0.004170 Jy/beam ! Clean residual mean=0.000049 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 0.806951 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 180 components and 0.806951 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=0.298762Jy sigma=0.000545 ! Fit after self-cal, rms=0.298275Jy sigma=0.000545 ! 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=0.298275Jy sigma=0.000545 ! Fit after self-cal, rms=0.281789Jy sigma=0.000545 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.3 mas, bmaj=6.578 mas, bpa=0.8179 degrees ! Estimated noise=21585.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00139945 Jy ! Component: 100 - total flux cleaned = 0.00412739 Jy ! Component: 150 - total flux cleaned = 0.00497483 Jy ! Component: 200 - total flux cleaned = 0.0057722 Jy ! Total flux subtracted in 200 components = 0.0057722 Jy ! Clean residual min=-0.015133 max=0.014876 Jy/beam ! Clean residual mean=0.000389 rms=0.006685 Jy/beam ! Combined flux in latest and established models = 0.812723 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 204 components and 0.812723 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=0.281072Jy sigma=0.000548 ! Fit after self-cal, rms=0.280968Jy sigma=0.000547 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 = 0.00577483 Jy ! Component: 100 - total flux cleaned = 0.00737762 Jy ! Component: 150 - total flux cleaned = 0.0129624 Jy ! Component: 200 - total flux cleaned = 0.019547 Jy ! Total flux subtracted in 200 components = 0.019547 Jy ! Clean residual min=-0.004197 max=0.004843 Jy/beam ! Clean residual mean=0.000136 rms=0.001972 Jy/beam ! Combined flux in latest and established models = 0.83227 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 228 components and 0.83227 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=0.280213Jy sigma=0.000546 ! Fit after self-cal, rms=0.280059Jy sigma=0.000545 ! 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=0.5748 mas, bmaj=1.736 mas, bpa=-7.642 degrees ! Estimated noise=9714.53 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5748 x 1.736 at -7.642 degrees (North through East) ! Clean map min=-0.039219 max=0.34491 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=0.5196 mas, bmaj=1.637 mas, bpa=-9.486 degrees ! Estimated noise=12604.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.491753 Jy ! Component: 100 - total flux cleaned = 0.658997 Jy ! Component: 150 - total flux cleaned = 0.728694 Jy ! Component: 200 - total flux cleaned = 0.73227 Jy ! Total flux subtracted in 200 components = 0.73227 Jy ! Clean residual min=-0.028325 max=0.028511 Jy/beam ! Clean residual mean=-0.000864 rms=0.010620 Jy/beam ! Combined flux in latest and established models = 0.73227 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 0.73227 Jy ! Inverting map and beam ! Estimated beam: bmin=0.5748 mas, bmaj=1.736 mas, bpa=-7.642 degrees ! Estimated noise=9714.53 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 = -0.0197321 Jy ! Component: 100 - total flux cleaned = -0.0416146 Jy ! Component: 150 - total flux cleaned = -0.0530405 Jy ! Component: 200 - total flux cleaned = -0.0508581 Jy ! Total flux subtracted in 200 components = -0.0508581 Jy ! Clean residual min=-0.011825 max=0.011838 Jy/beam ! Clean residual mean=-0.000342 rms=0.004616 Jy/beam ! Combined flux in latest and established models = 0.681412 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 71 components and 0.681412 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=2.3 mas, bmaj=6.578 mas, bpa=0.8179 degrees ! Estimated noise=21585.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0161288 Jy ! Component: 100 - total flux cleaned = -0.0101661 Jy ! Component: 150 - total flux cleaned = -0.0070632 Jy ! Component: 200 - total flux cleaned = -0.00553098 Jy ! Total flux subtracted in 200 components = -0.00553098 Jy ! Clean residual min=-0.032006 max=0.034293 Jy/beam ! Clean residual mean=-0.000272 rms=0.015746 Jy/beam ! Combined flux in latest and established models = 0.675881 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 = 0.0050402 Jy ! Component: 100 - total flux cleaned = 0.0088785 Jy ! Component: 150 - total flux cleaned = 0.0207894 Jy ! Component: 200 - total flux cleaned = 0.0415335 Jy ! Total flux subtracted in 200 components = 0.0415335 Jy ! Clean residual min=-0.212399 max=0.204816 Jy/beam ! Clean residual mean=-0.005234 rms=0.094330 Jy/beam ! Combined flux in latest and established models = 0.717415 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 127 components and 0.717415 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.5748 mas, bmaj=1.736 mas, bpa=-7.642 degrees ! Estimated noise=9714.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00223376 Jy ! Component: 100 - total flux cleaned = 0.000446417 Jy ! Component: 150 - total flux cleaned = -0.0125944 Jy ! Component: 200 - total flux cleaned = -0.0151122 Jy ! Total flux subtracted in 200 components = -0.0151122 Jy ! Clean residual min=-0.042527 max=0.043276 Jy/beam ! Clean residual mean=-0.000086 rms=0.012117 Jy/beam ! Combined flux in latest and established models = 0.702302 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 159 components and 0.702302 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=0.287580Jy sigma=0.000603 ! Fit after self-cal, rms=0.277246Jy sigma=0.000590 wmodel J1937-3958_X_2017_01_21_pus_map.mod ! Writing 159 model components to file: J1937-3958_X_2017_01_21_pus_map.mod wobs J1937-3958_X_2017_01_21_pus_uvs.fits ! Writing UV FITS file: J1937-3958_X_2017_01_21_pus_uvs.fits wwins J1937-3958_X_2017_01_21_pus_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: muppet] ! wmap "J1937-3958_X_2017_01_21_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5748 x 1.736 at -7.642 degrees (North through East) ! Clean map min=-0.14063 max=0.23657 Jy/beam ! Writing clean map to FITS file: J1937-3958_X_2017_01_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.236567 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00939866 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -11.9188 11.9188 23.8376 47.6752 95.3504 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0281 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.236 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.5748 x 1.736 at -7.642 degrees (North through East) ! Clean map min=-0.14063 max=0.23657 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 J1937-3958_X_2017_01_21_pus_uvs.log closed on Sun May 5 15:31:44 2019