! Started logfile: J1831+2907_X_2017_05_27_pus_uvs.log on Fri May 3 10:40:49 2019 obs J1831+2907_X_2017_05_27_pus_uva.fits ! Reading UV FITS file: J1831+2907_X_2017_05_27_pus_uva.fits ! AN table 1: 218 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.847503 visibilities/baseline/integration-bin. ! Found source: J1831+2907 ! ! 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 1033 lines of history. ! ! Reading 99768 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 J1831+2907_X_2017_05_27_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 294 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 416 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 264 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 235 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 351 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 265 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 325 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 265 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 591 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 534 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 295 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 295 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.981466Jy sigma=0.008866 ! Fit after self-cal, rms=0.954747Jy sigma=0.008632 ! 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 ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.7551 mas, bmaj=1.431 mas, bpa=-4.484 degrees ! Estimated noise=656.771 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 = 0.031969 Jy ! Component: 100 - total flux cleaned = 0.0432316 Jy ! Total flux subtracted in 100 components = 0.0432316 Jy ! Clean residual min=-0.004977 max=0.007319 Jy/beam ! Clean residual mean=-0.000124 rms=0.001575 Jy/beam ! Combined flux in latest and established models = 0.0432316 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0432316 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=0.088971Jy sigma=0.000794 ! Fit after self-cal, rms=0.088228Jy sigma=0.000788 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.041 mas, bmaj=1.83 mas, bpa=-4.437 degrees ! Estimated noise=265.284 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 = 0.0152284 Jy ! Component: 100 - total flux cleaned = 0.0243662 Jy ! Component: 150 - total flux cleaned = 0.030051 Jy ! Component: 200 - total flux cleaned = 0.0335889 Jy ! Total flux subtracted in 200 components = 0.0335889 Jy ! Clean residual min=-0.006689 max=0.010328 Jy/beam ! Clean residual mean=-0.000086 rms=0.002699 Jy/beam ! Combined flux in latest and established models = 0.0768205 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 37 components and 0.0768205 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=0.085572Jy sigma=0.000761 ! Fit after self-cal, rms=0.085382Jy sigma=0.000759 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 1.23 FD 1.03 HN 1.09 KP 0.93 ! LA 0.71 MK 1.27 NL 1.55 OV 1.07 ! PT 0.82 SC 1.30 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.95 HN 1.17 KP 0.92 ! LA 0.73 MK 1.26 NL 1.55 OV 1.31 ! PT 0.85 SC 1.38 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.36 FD 1.04 HN 1.22 KP 0.97 ! LA 0.70 MK 1.28 NL 1.63 OV 1.14 ! PT 0.82 SC 1.22 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.90 HN 1.22 KP 0.97 ! LA 0.71 MK 1.28 NL 1.60 OV 1.36 ! PT 0.88 SC 1.29 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.40 FD 0.91 HN 1.13 KP 0.98 ! LA 0.69 MK 1.23 NL 1.64 OV 1.34 ! PT 0.82 SC 1.26 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 0.96 HN 1.16 KP 0.93 ! LA 0.71 MK 1.20 NL 1.50 OV 1.34 ! PT 0.85 SC 1.20 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 0.98 HN 1.01 KP 0.94 ! LA 0.70 MK 1.15 NL 1.52 OV 1.16 ! PT 0.83 SC 1.14 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.39 FD 1.07 HN 1.05 KP 0.91 ! LA 0.69 MK 1.17 NL 1.53 OV 1.14 ! PT 0.85 SC 1.26 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.86 HN 1.02 KP 0.93 ! LA 0.71 MK 1.13 NL 1.38 OV 1.13 ! PT 0.83 SC 1.10 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 0.91 HN 0.95 KP 0.88 ! LA 0.75 MK 1.08 NL 1.32 OV 1.18 ! PT 0.86 SC 1.13 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.94 KP 0.86 ! LA 0.78 MK 0.95 NL 1.33 OV 1.08 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.93 HN 0.96 KP 0.88 ! LA 0.71 MK 0.93 NL 1.35 OV 1.13 ! PT 0.83 SC 1.01 ! ! ! Fit before self-cal, rms=0.085382Jy sigma=0.000759 ! Fit after self-cal, rms=0.096057Jy sigma=0.000743 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.107 mas, bmaj=1.951 mas, bpa=-4.881 degrees ! Estimated noise=281.138 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 = 0.000232969 Jy ! Component: 100 - total flux cleaned = 0.000311788 Jy ! Component: 150 - total flux cleaned = 0.000358267 Jy ! Component: 200 - total flux cleaned = 0.00040116 Jy ! Total flux subtracted in 200 components = 0.00040116 Jy ! Clean residual min=-0.006582 max=0.009745 Jy/beam ! Clean residual mean=0.000023 rms=0.002545 Jy/beam ! Combined flux in latest and established models = 0.0772217 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.0772216 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=0.096036Jy sigma=0.000743 ! Fit after self-cal, rms=0.097223Jy sigma=0.000739 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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=0.097223Jy sigma=0.000739 ! Fit after self-cal, rms=0.131409Jy sigma=0.000719 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.082 mas, bmaj=1.961 mas, bpa=-5.353 degrees ! Estimated noise=292.514 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166204 Jy ! Component: 100 - total flux cleaned = 0.00219511 Jy ! Component: 150 - total flux cleaned = 0.00233567 Jy ! Component: 200 - total flux cleaned = 0.00241648 Jy ! Total flux subtracted in 200 components = 0.00241648 Jy ! Clean residual min=-0.005627 max=0.007889 Jy/beam ! Clean residual mean=0.000030 rms=0.002228 Jy/beam ! Combined flux in latest and established models = 0.0796381 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 40 components and 0.0796381 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=0.131329Jy sigma=0.000719 ! Fit after self-cal, rms=0.133245Jy sigma=0.000715 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 = -0.000915503 Jy ! Component: 100 - total flux cleaned = -0.000891892 Jy ! Component: 150 - total flux cleaned = -0.000847417 Jy ! Component: 200 - total flux cleaned = -0.000810265 Jy ! Total flux subtracted in 200 components = -0.000810265 Jy ! Clean residual min=-0.005795 max=0.008203 Jy/beam ! Clean residual mean=0.000024 rms=0.002254 Jy/beam ! Combined flux in latest and established models = 0.0788279 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 42 components and 0.0788279 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=0.133252Jy sigma=0.000715 ! Fit after self-cal, rms=0.133274Jy sigma=0.000715 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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=0.133274Jy sigma=0.000715 ! Fit after self-cal, rms=0.150039Jy sigma=0.000714 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.076 mas, bmaj=1.953 mas, bpa=-5.461 degrees ! Estimated noise=295.984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00154344 Jy ! Component: 100 - total flux cleaned = 0.00193271 Jy ! Component: 150 - total flux cleaned = 0.00210157 Jy ! Component: 200 - total flux cleaned = 0.00218419 Jy ! Total flux subtracted in 200 components = 0.00218419 Jy ! Clean residual min=-0.005802 max=0.007818 Jy/beam ! Clean residual mean=0.000018 rms=0.002228 Jy/beam ! Combined flux in latest and established models = 0.0810121 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 42 components and 0.0810121 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=0.150005Jy sigma=0.000713 ! Fit after self-cal, rms=0.150612Jy sigma=0.000713 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 = -0.000220237 Jy ! Component: 100 - total flux cleaned = -0.000166047 Jy ! Component: 150 - total flux cleaned = -0.000121802 Jy ! Component: 200 - total flux cleaned = -8.41411e-05 Jy ! Total flux subtracted in 200 components = -8.41411e-05 Jy ! Clean residual min=-0.005908 max=0.007867 Jy/beam ! Clean residual mean=0.000017 rms=0.002219 Jy/beam ! Combined flux in latest and established models = 0.0809279 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 42 components and 0.0809279 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=0.150611Jy sigma=0.000713 ! Fit after self-cal, rms=0.150618Jy sigma=0.000712 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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=0.150618Jy sigma=0.000712 ! Fit after self-cal, rms=0.158414Jy sigma=0.000712 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.717 mas, bmaj=2.916 mas, bpa=-38.93 degrees ! Estimated noise=319.409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001917 Jy ! Component: 100 - total flux cleaned = 0.00199035 Jy ! Component: 150 - total flux cleaned = 0.0020501 Jy ! Component: 200 - total flux cleaned = 0.00209907 Jy ! Total flux subtracted in 200 components = 0.00209907 Jy ! Clean residual min=-0.009298 max=0.013315 Jy/beam ! Clean residual mean=0.000013 rms=0.003624 Jy/beam ! Combined flux in latest and established models = 0.083027 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 43 components and 0.083027 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=0.158378Jy sigma=0.000712 ! Fit after self-cal, rms=0.158646Jy sigma=0.000712 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 = 5.31012e-05 Jy ! Component: 100 - total flux cleaned = 1.81455e-05 Jy ! Component: 150 - total flux cleaned = 1.74012e-05 Jy ! Component: 200 - total flux cleaned = 1.39511e-05 Jy ! Total flux subtracted in 200 components = 1.39511e-05 Jy ! Clean residual min=-0.009351 max=0.013359 Jy/beam ! Clean residual mean=0.000014 rms=0.003619 Jy/beam ! Combined flux in latest and established models = 0.0830409 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 45 components and 0.0830409 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=0.158641Jy sigma=0.000712 ! Fit after self-cal, rms=0.158664Jy sigma=0.000712 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.08 mas, bmaj=1.935 mas, bpa=-5.518 degrees ! Estimated noise=297.775 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.935 at -5.518 degrees (North through East) ! Clean map min=-0.0059284 max=0.044863 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 ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=0.7567 mas, bmaj=1.517 mas, bpa=-4.825 degrees ! Estimated noise=781.923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0354863 Jy ! Component: 100 - total flux cleaned = 0.050643 Jy ! Component: 150 - total flux cleaned = 0.0605301 Jy ! Component: 200 - total flux cleaned = 0.067457 Jy ! Total flux subtracted in 200 components = 0.067457 Jy ! Clean residual min=-0.004814 max=0.005222 Jy/beam ! Clean residual mean=-0.000045 rms=0.001403 Jy/beam ! Combined flux in latest and established models = 0.067457 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.067457 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.08 mas, bmaj=1.935 mas, bpa=-5.518 degrees ! Estimated noise=297.775 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 = 0.00692808 Jy ! Component: 100 - total flux cleaned = 0.0106842 Jy ! Component: 150 - total flux cleaned = 0.0127949 Jy ! Component: 200 - total flux cleaned = 0.0139883 Jy ! Total flux subtracted in 200 components = 0.0139883 Jy ! Clean residual min=-0.005948 max=0.007888 Jy/beam ! Clean residual mean=0.000008 rms=0.002216 Jy/beam ! Combined flux in latest and established models = 0.0814453 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.0814453 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec 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 ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=2.717 mas, bmaj=2.916 mas, bpa=-38.93 degrees ! Estimated noise=319.409 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114715 Jy ! Component: 100 - total flux cleaned = 0.00118003 Jy ! Component: 150 - total flux cleaned = 0.00125711 Jy ! Component: 200 - total flux cleaned = 0.00129971 Jy ! Total flux subtracted in 200 components = 0.00129971 Jy ! Clean residual min=-0.009340 max=0.013386 Jy/beam ! Clean residual mean=0.000012 rms=0.003623 Jy/beam ! Combined flux in latest and established models = 0.0827451 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 = 5.40706e-05 Jy ! Component: 100 - total flux cleaned = 9.94511e-05 Jy ! Component: 150 - total flux cleaned = 0.000136049 Jy ! Component: 200 - total flux cleaned = 0.000157437 Jy ! Total flux subtracted in 200 components = 0.000157437 Jy ! Clean residual min=-0.009341 max=0.013373 Jy/beam ! Clean residual mean=0.000013 rms=0.003620 Jy/beam ! Combined flux in latest and established models = 0.0829025 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 29 components and 0.0829025 Jy ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! Estimated beam: bmin=1.08 mas, bmaj=1.935 mas, bpa=-5.518 degrees ! Estimated noise=297.775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000141402 Jy ! Component: 100 - total flux cleaned = -0.000137456 Jy ! Component: 150 - total flux cleaned = -0.000136874 Jy ! Component: 200 - total flux cleaned = -0.000171003 Jy ! Total flux subtracted in 200 components = -0.000171003 Jy ! Clean residual min=-0.005891 max=0.007983 Jy/beam ! Clean residual mean=0.000012 rms=0.002209 Jy/beam ! Combined flux in latest and established models = 0.0827315 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.0827315 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=0.158651Jy sigma=0.000712 ! Fit after self-cal, rms=0.158615Jy sigma=0.000711 wmodel J1831+2907_X_2017_05_27_pus_map.mod ! Writing 31 model components to file: J1831+2907_X_2017_05_27_pus_map.mod wobs J1831+2907_X_2017_05_27_pus_uvs.fits ! Writing UV FITS file: J1831+2907_X_2017_05_27_pus_uvs.fits wwins J1831+2907_X_2017_05_27_pus_map.win ! wwins: Wrote 1 windows to J1831+2907_X_2017_05_27_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359036 Jy ! Component: 100 - total flux cleaned = 0.00681336 Jy ! Component: 150 - total flux cleaned = 0.00979522 Jy ! Component: 200 - total flux cleaned = 0.0124822 Jy ! Component: 250 - total flux cleaned = 0.0144977 Jy ! Component: 300 - total flux cleaned = 0.015917 Jy ! Component: 350 - total flux cleaned = 0.0172794 Jy ! Component: 400 - total flux cleaned = 0.0184985 Jy ! Component: 450 - total flux cleaned = 0.0194957 Jy ! Component: 500 - total flux cleaned = 0.0205471 Jy ! Component: 550 - total flux cleaned = 0.0216502 Jy ! Component: 600 - total flux cleaned = 0.0226403 Jy ! Component: 650 - total flux cleaned = 0.0235248 Jy ! Component: 700 - total flux cleaned = 0.0244663 Jy ! Component: 750 - total flux cleaned = 0.0253836 Jy ! Component: 800 - total flux cleaned = 0.0260574 Jy ! Component: 850 - total flux cleaned = 0.0270098 Jy ! Component: 900 - total flux cleaned = 0.0279425 Jy ! Component: 950 - total flux cleaned = 0.028787 Jy ! Component: 1000 - total flux cleaned = 0.0294095 Jy ! Component: 1050 - total flux cleaned = 0.030226 Jy ! Component: 1100 - total flux cleaned = 0.0309613 Jy ! Component: 1150 - total flux cleaned = 0.0316188 Jy ! Component: 1200 - total flux cleaned = 0.0322036 Jy ! Component: 1250 - total flux cleaned = 0.0328421 Jy ! Component: 1300 - total flux cleaned = 0.0332827 Jy ! Component: 1350 - total flux cleaned = 0.0337167 Jy ! Component: 1400 - total flux cleaned = 0.0339621 Jy ! Component: 1450 - total flux cleaned = 0.0343857 Jy ! Component: 1500 - total flux cleaned = 0.0348623 Jy ! Component: 1550 - total flux cleaned = 0.0350976 Jy ! Component: 1600 - total flux cleaned = 0.0354465 Jy ! Component: 1650 - total flux cleaned = 0.0356766 Jy ! Component: 1700 - total flux cleaned = 0.0358464 Jy ! Component: 1750 - total flux cleaned = 0.0361261 Jy ! Component: 1800 - total flux cleaned = 0.0364031 Jy ! Component: 1850 - total flux cleaned = 0.0364581 Jy ! Component: 1900 - total flux cleaned = 0.0367838 Jy ! Component: 1950 - total flux cleaned = 0.0370505 Jy ! Component: 2000 - total flux cleaned = 0.0373152 Jy ! Total flux subtracted in 2048 components = 0.0374207 Jy ! Clean residual min=-0.002673 max=0.002778 Jy/beam ! Clean residual mean=0.000025 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 0.120152 Jy keep ! Adding 317 model components to the UV plane model. ! The established model now contains 348 components and 0.120152 Jy ![Exited script file: muppet] wmap "J1831+2907_X_2017_05_27_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.935 at -5.518 degrees (North through East) ! Clean map min=-0.0048027 max=0.045042 Jy/beam ! Writing clean map to FITS file: J1831+2907_X_2017_05_27_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0450416 invert ! Inverting map ! Your choice of large map pixels excluded 0.0476% of the data. ! The x-axis pixel size should ideally be below 0.1995 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0012953 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -8.62733 8.62733 17.2547 34.5093 69.0186 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.045 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.935 at -5.518 degrees (North through East) ! Clean map min=-0.0048027 max=0.045042 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 J1831+2907_X_2017_05_27_pus_uvs.log closed on Fri May 3 10:40:54 2019