! Started logfile: J1957-3845_X_2014_08_09_pus_uvs.log on Wed Nov 30 16:50:34 2016 obs J1957-3845_X_2014_08_09_pus_uva.fits ! Reading UV FITS file: J1957-3845_X_2014_08_09_pus_uva.fits ! AN table 1: 46 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.591787 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 328 lines of history. ! ! Reading 14700 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_2014_08_09_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 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 143 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 144 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.605644Jy sigma=0.005446 ! Fit after self-cal, rms=0.496440Jy sigma=0.004554 ! 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=0.7406 mas, bmaj=5.247 mas, bpa=26.36 degrees ! Estimated noise=1598.83 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 = 0.888078 Jy ! Component: 100 - total flux cleaned = 1.14905 Jy ! Total flux subtracted in 100 components = 1.14905 Jy ! Clean residual min=-0.089505 max=0.127718 Jy/beam ! Clean residual mean=-0.000060 rms=0.029832 Jy/beam ! Combined flux in latest and established models = 1.14905 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 1.14905 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=0.421566Jy sigma=0.003799 ! Fit after self-cal, rms=0.421425Jy sigma=0.003797 ! Inverting map print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.019 mas, bmaj=6.207 mas, bpa=24.46 degrees ! Estimated noise=763.586 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 = 0.224818 Jy ! Component: 100 - total flux cleaned = 0.3498 Jy ! Component: 150 - total flux cleaned = 0.427114 Jy ! Component: 200 - total flux cleaned = 0.47754 Jy ! Total flux subtracted in 200 components = 0.47754 Jy ! Clean residual min=-0.102235 max=0.067886 Jy/beam ! Clean residual mean=-0.000245 rms=0.028611 Jy/beam ! Combined flux in latest and established models = 1.62659 Jy ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 77 components and 1.62659 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=0.290177Jy sigma=0.002417 ! Fit after self-cal, rms=0.290030Jy sigma=0.002416 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 1.06 HN 1.00* KP 0.90 ! LA 1.02 MK 1.00* NL 1.24 OV 0.91 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.06 HN 1.00* KP 0.85 ! LA 1.02 MK 1.00* NL 1.24 OV 0.90 ! PT 0.96 SC 1.09 ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.26 FD 1.05 HN 1.00* KP 0.80 ! LA 1.04 MK 1.00* NL 1.24 OV 0.90 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.04 HN 1.00* KP 0.77 ! LA 1.05 MK 1.00* NL 1.24 OV 0.90 ! PT 0.95 SC 1.04 ! ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.29 FD 1.04 HN 1.00* KP 0.73 ! LA 1.04 MK 1.00* NL 1.24 OV 0.90 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 1.08 HN 1.00* KP 0.73 ! LA 1.05 MK 1.00* NL 1.26 OV 0.92 ! PT 0.95 SC 1.16 ! ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 1.17 HN 1.64 KP 0.78 ! LA 1.11 MK 1.00* NL 1.31 OV 0.97 ! PT 1.01 SC 1.09 ! ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.27 FD 1.10 HN 1.00* KP 0.72 ! LA 1.03 MK 1.00* NL 1.25 OV 0.94 ! PT 0.95 SC 1.05 ! ! ! Correcting IF 9. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.06 HN 1.00* KP 0.74 ! LA 1.05 MK 1.00* NL 1.24 OV 0.94 ! PT 0.96 SC 1.02 ! ! ! Correcting IF 10. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.06 HN 1.00* KP 0.78 ! LA 1.07 MK 1.00* NL 1.25 OV 0.93 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.30 FD 1.07 HN 1.00* KP 0.81 ! LA 1.07 MK 1.00* NL 1.25 OV 0.92 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 12. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.07 HN 1.00* KP 0.84 ! LA 1.06 MK 1.00* NL 1.26 OV 1.13 ! PT 0.98 SC 1.05 ! ! ! Fit before self-cal, rms=0.290030Jy sigma=0.002416 ! Fit after self-cal, rms=0.164185Jy sigma=0.001157 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=6.4 mas, bpa=24.21 degrees ! Estimated noise=775.485 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 = -0.0373075 Jy ! Component: 100 - total flux cleaned = -0.048718 Jy ! Component: 150 - total flux cleaned = -0.0528949 Jy ! Component: 200 - total flux cleaned = -0.0534927 Jy ! Total flux subtracted in 200 components = -0.0534927 Jy ! Clean residual min=-0.022346 max=0.021644 Jy/beam ! Clean residual mean=-0.000345 rms=0.006677 Jy/beam ! Combined flux in latest and established models = 1.57309 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 96 components and 1.57309 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=0.150783Jy sigma=0.001064 ! Fit after self-cal, rms=0.150961Jy sigma=0.001063 ! 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=0.150961Jy sigma=0.001063 ! Fit after self-cal, rms=0.146627Jy sigma=0.000985 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=6.448 mas, bpa=24.21 degrees ! Estimated noise=776.44 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0236932 Jy ! Component: 100 - total flux cleaned = -0.0286938 Jy ! Component: 150 - total flux cleaned = -0.0307778 Jy ! Component: 200 - total flux cleaned = -0.0316474 Jy ! Total flux subtracted in 200 components = -0.0316474 Jy ! Clean residual min=-0.016145 max=0.013843 Jy/beam ! Clean residual mean=-0.000219 rms=0.004663 Jy/beam ! Combined flux in latest and established models = 1.54145 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 100 components and 1.54145 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=0.139215Jy sigma=0.000943 ! Fit after self-cal, rms=0.139227Jy sigma=0.000943 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 = -0.00038979 Jy ! Component: 100 - total flux cleaned = -0.000740353 Jy ! Component: 150 - total flux cleaned = -0.000433311 Jy ! Component: 200 - total flux cleaned = 0.000151654 Jy ! Total flux subtracted in 200 components = 0.000151654 Jy ! Clean residual min=-0.014444 max=0.013083 Jy/beam ! Clean residual mean=-0.000216 rms=0.004416 Jy/beam ! Combined flux in latest and established models = 1.5416 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 106 components and 1.5416 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=0.137085Jy sigma=0.000931 ! Fit after self-cal, rms=0.137083Jy sigma=0.000931 ! 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=0.137083Jy sigma=0.000931 ! Fit after self-cal, rms=0.134684Jy sigma=0.000872 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.036 mas, bmaj=6.47 mas, bpa=24.2 degrees ! Estimated noise=776.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0137446 Jy ! Component: 100 - total flux cleaned = -0.0166874 Jy ! Component: 150 - total flux cleaned = -0.0185127 Jy ! Component: 200 - total flux cleaned = -0.0195819 Jy ! Total flux subtracted in 200 components = -0.0195819 Jy ! Clean residual min=-0.011728 max=0.009905 Jy/beam ! Clean residual mean=-0.000111 rms=0.003206 Jy/beam ! Combined flux in latest and established models = 1.52202 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 114 components and 1.52202 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=0.131295Jy sigma=0.000859 ! Fit after self-cal, rms=0.131322Jy sigma=0.000859 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 = -0.000258492 Jy ! Component: 100 - total flux cleaned = 0.000187048 Jy ! Component: 150 - total flux cleaned = 0.000389016 Jy ! Component: 200 - total flux cleaned = 0.000779517 Jy ! Total flux subtracted in 200 components = 0.000779517 Jy ! Clean residual min=-0.011063 max=0.009819 Jy/beam ! Clean residual mean=-0.000108 rms=0.003086 Jy/beam ! Combined flux in latest and established models = 1.52279 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 125 components and 1.5228 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=0.130172Jy sigma=0.000855 ! Fit after self-cal, rms=0.130171Jy sigma=0.000855 ! 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=0.130171Jy sigma=0.000855 ! Fit after self-cal, rms=0.131443Jy sigma=0.000849 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.856 mas, bmaj=11.78 mas, bpa=9.357 degrees ! Estimated noise=856.628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00718711 Jy ! Component: 100 - total flux cleaned = -0.00894856 Jy ! Component: 150 - total flux cleaned = -0.00920305 Jy ! Component: 200 - total flux cleaned = -0.00907741 Jy ! Total flux subtracted in 200 components = -0.00907741 Jy ! Clean residual min=-0.009951 max=0.007817 Jy/beam ! Clean residual mean=-0.000073 rms=0.002841 Jy/beam ! Combined flux in latest and established models = 1.51372 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 132 components and 1.51372 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=0.130287Jy sigma=0.000846 ! Fit after self-cal, rms=0.130284Jy sigma=0.000846 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 = -4.00732e-06 Jy ! Component: 100 - total flux cleaned = -2.50822e-06 Jy ! Component: 150 - total flux cleaned = 0.000105118 Jy ! Component: 200 - total flux cleaned = 0.000212786 Jy ! Total flux subtracted in 200 components = 0.000212786 Jy ! Clean residual min=-0.009724 max=0.007664 Jy/beam ! Clean residual mean=-0.000071 rms=0.002791 Jy/beam ! Combined flux in latest and established models = 1.51393 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 132 components and 1.51393 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=0.129766Jy sigma=0.000845 ! Fit after self-cal, rms=0.129753Jy sigma=0.000845 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Estimated beam: bmin=1.037 mas, bmaj=6.488 mas, bpa=24.22 degrees ! Estimated noise=776.489 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.037 x 6.488 at 24.22 degrees (North through East) ! Clean map min=-0.039512 max=1.1271 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=0.129753Jy sigma=0.000845 ! Fit after self-cal, rms=0.115036Jy sigma=0.000711 ! Inverting map and beam ! Estimated beam: bmin=1.04 mas, bmaj=6.488 mas, bpa=24.24 degrees ! Estimated noise=776.634 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00667478 Jy ! Component: 100 - total flux cleaned = -0.00796189 Jy ! Component: 150 - total flux cleaned = -0.00906855 Jy ! Component: 200 - total flux cleaned = -0.00957074 Jy ! Total flux subtracted in 200 components = -0.00957074 Jy ! Clean residual min=-0.007494 max=0.008417 Jy/beam ! Clean residual mean=-0.000043 rms=0.002196 Jy/beam ! Combined flux in latest and established models = 1.50436 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 139 components and 1.50436 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=0.113582Jy sigma=0.000707 ! Fit after self-cal, rms=0.113578Jy sigma=0.000707 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000136595 Jy ! Component: 100 - total flux cleaned = 0.000279366 Jy ! Component: 150 - total flux cleaned = 0.000418867 Jy ! Component: 200 - total flux cleaned = 0.000553614 Jy ! Total flux subtracted in 200 components = 0.000553614 Jy ! Clean residual min=-0.007281 max=0.008017 Jy/beam ! Clean residual mean=-0.000041 rms=0.002128 Jy/beam ! Combined flux in latest and established models = 1.50491 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 144 components and 1.50491 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=0.112937Jy sigma=0.000705 ! Fit after self-cal, rms=0.112936Jy sigma=0.000705 ! 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=0.112936Jy sigma=0.000705 ! Fit after self-cal, rms=0.113737Jy sigma=0.000703 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=0.7455 mas, bmaj=5.439 mas, bpa=26.26 degrees ! Estimated noise=1662.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.922853 Jy ! Component: 100 - total flux cleaned = 1.16622 Jy ! Component: 150 - total flux cleaned = 1.28262 Jy ! Component: 200 - total flux cleaned = 1.35185 Jy ! Total flux subtracted in 200 components = 1.35185 Jy ! Clean residual min=-0.022132 max=0.035925 Jy/beam ! Clean residual mean=0.000020 rms=0.007591 Jy/beam ! Combined flux in latest and established models = 1.35185 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 43 model components to the UV plane model. ! The established model now contains 43 components and 1.35185 Jy ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=6.496 mas, bpa=24.24 degrees ! Estimated noise=776.358 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 = 0.0628255 Jy ! Component: 100 - total flux cleaned = 0.0977741 Jy ! Component: 150 - total flux cleaned = 0.118867 Jy ! Component: 200 - total flux cleaned = 0.131931 Jy ! Total flux subtracted in 200 components = 0.131931 Jy ! Clean residual min=-0.006778 max=0.010966 Jy/beam ! Clean residual mean=-0.000057 rms=0.002348 Jy/beam ! Combined flux in latest and established models = 1.48378 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 104 components and 1.48378 Jy ! Inverting map ! Added new window around map position (-3.2, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102982 Jy ! Component: 100 - total flux cleaned = 0.015771 Jy ! Component: 150 - total flux cleaned = 0.0178872 Jy ! Component: 200 - total flux cleaned = 0.0191935 Jy ! Total flux subtracted in 200 components = 0.0191935 Jy ! Clean residual min=-0.006098 max=0.004703 Jy/beam ! Clean residual mean=-0.000020 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 1.50297 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 128 components and 1.50297 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=2.866 mas, bmaj=11.82 mas, bpa=9.322 degrees ! Estimated noise=853.755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271339 Jy ! Component: 100 - total flux cleaned = 0.00332953 Jy ! Component: 150 - total flux cleaned = 0.00386651 Jy ! Component: 200 - total flux cleaned = 0.00407568 Jy ! Total flux subtracted in 200 components = 0.00407568 Jy ! Clean residual min=-0.005484 max=0.003954 Jy/beam ! Clean residual mean=-0.000003 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 1.50705 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 = 0.00012691 Jy ! Component: 100 - total flux cleaned = 0.000247123 Jy ! Component: 150 - total flux cleaned = 0.000192104 Jy ! Component: 200 - total flux cleaned = 0.000245189 Jy ! Total flux subtracted in 200 components = 0.000245189 Jy ! Clean residual min=-0.005365 max=0.003970 Jy/beam ! Clean residual mean=-0.000003 rms=0.001596 Jy/beam ! Combined flux in latest and established models = 1.50729 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 158 components and 1.50729 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.041 mas, bmaj=6.496 mas, bpa=24.24 degrees ! Estimated noise=776.358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000823836 Jy ! Component: 100 - total flux cleaned = -0.000926944 Jy ! Component: 150 - total flux cleaned = -0.000828254 Jy ! Component: 200 - total flux cleaned = -0.000734208 Jy ! Total flux subtracted in 200 components = -0.000734208 Jy ! Clean residual min=-0.005137 max=0.004250 Jy/beam ! Clean residual mean=-0.000012 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 1.50656 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 176 components and 1.50656 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=0.108719Jy sigma=0.000691 ! Fit after self-cal, rms=0.108542Jy sigma=0.000691 wmodel J1957-3845_X_2014_08_09_pus_map.mod ! Writing 176 model components to file: J1957-3845_X_2014_08_09_pus_map.mod wobs J1957-3845_X_2014_08_09_pus_uvs.fits ! Writing UV FITS file: J1957-3845_X_2014_08_09_pus_uvs.fits wwins J1957-3845_X_2014_08_09_pus_map.win ! wwins: Wrote 2 windows to J1957-3845_X_2014_08_09_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 = -0.00184694 Jy ! Component: 100 - total flux cleaned = -0.00257848 Jy ! Component: 150 - total flux cleaned = -0.0033069 Jy ! Component: 200 - total flux cleaned = -0.00398599 Jy ! Component: 250 - total flux cleaned = -0.00427858 Jy ! Component: 300 - total flux cleaned = -0.00450384 Jy ! Component: 350 - total flux cleaned = -0.00471945 Jy ! Component: 400 - total flux cleaned = -0.00497796 Jy ! Component: 450 - total flux cleaned = -0.00502726 Jy ! Component: 500 - total flux cleaned = -0.00502777 Jy ! Component: 550 - total flux cleaned = -0.00512168 Jy ! Component: 600 - total flux cleaned = -0.00512168 Jy ! Component: 650 - total flux cleaned = -0.00503354 Jy ! Component: 700 - total flux cleaned = -0.00499111 Jy ! Component: 750 - total flux cleaned = -0.00499136 Jy ! Component: 800 - total flux cleaned = -0.00499194 Jy ! Component: 850 - total flux cleaned = -0.00491365 Jy ! Component: 900 - total flux cleaned = -0.00479869 Jy ! Component: 950 - total flux cleaned = -0.00468502 Jy ! Component: 1000 - total flux cleaned = -0.00460995 Jy ! Component: 1050 - total flux cleaned = -0.00446437 Jy ! Component: 1100 - total flux cleaned = -0.00432319 Jy ! Component: 1150 - total flux cleaned = -0.00414988 Jy ! Component: 1200 - total flux cleaned = -0.00421799 Jy ! Component: 1250 - total flux cleaned = -0.00401622 Jy ! Component: 1300 - total flux cleaned = -0.00385236 Jy ! Component: 1350 - total flux cleaned = -0.00378839 Jy ! Component: 1400 - total flux cleaned = -0.00369268 Jy ! Component: 1450 - total flux cleaned = -0.00356807 Jy ! Component: 1500 - total flux cleaned = -0.00347617 Jy ! Component: 1550 - total flux cleaned = -0.00338582 Jy ! Component: 1600 - total flux cleaned = -0.00329747 Jy ! Component: 1650 - total flux cleaned = -0.00323944 Jy ! Component: 1700 - total flux cleaned = -0.00312484 Jy ! Component: 1750 - total flux cleaned = -0.00295553 Jy ! Component: 1800 - total flux cleaned = -0.00298327 Jy ! Component: 1850 - total flux cleaned = -0.00279114 Jy ! Component: 1900 - total flux cleaned = -0.0026564 Jy ! Component: 1950 - total flux cleaned = -0.00265579 Jy ! Component: 2000 - total flux cleaned = -0.00239336 Jy ! Total flux subtracted in 2048 components = -0.00234223 Jy ! Clean residual min=-0.001294 max=0.001555 Jy/beam ! Clean residual mean=-0.000005 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 1.50422 Jy keep ! Adding 124 model components to the UV plane model. ! The established model now contains 300 components and 1.50422 Jy ![Exited script file: muppet] wmap "J1957-3845_X_2014_08_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 6.496 at 24.24 degrees (North through East) ! Clean map min=-0.0036401 max=1.2133 Jy/beam ! Writing clean map to FITS file: J1957-3845_X_2014_08_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.21328 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000567336 device "J1957-3845_X_2014_08_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1957-3845_X_2014_08_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.140281 0.140281 0.280563 0.561125 1.12225 2.2445 4.489 8.978 17.956 35.912 71.824 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.213 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.041 x 6.496 at 24.24 degrees (North through East) ! Clean map min=-0.0036401 max=1.2133 Jy/beam quit ! Quitting program ! Log file J1957-3845_X_2014_08_09_pus_uvs.log closed on Wed Nov 30 16:50:36 2016