! Started logfile: J1617+0408_X_2013_01_09_pus_uvs.log on Mon Nov 3 15:55:14 2014 obs J1617+0408_X_2013_01_09_pus_uva.fits ! Reading UV FITS file: J1617+0408_X_2013_01_09_pus_uva.fits ! AN table 1: 176 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.259328 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1617+0408 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2998 lines of history. ! ! Reading 21908 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J1617+0408_X_2013_01_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 = 256x256 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 1461 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1505 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1461 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1549 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002731Jy sigma=0.011945 ! Fit after self-cal, rms=0.950004Jy sigma=0.011374 ! 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.5752 mas, bmaj=1.991 mas, bpa=1.606 degrees ! Estimated noise=793.769 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 = 0.0408353 Jy ! Component: 100 - total flux cleaned = 0.0508178 Jy ! Total flux subtracted in 100 components = 0.0508178 Jy ! Clean residual min=-0.004433 max=0.004189 Jy/beam ! Clean residual mean=-0.000013 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 0.0508178 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0508178 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106285Jy sigma=0.001086 ! Fit after self-cal, rms=0.104737Jy sigma=0.001068 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00669236 Jy ! Component: 100 - total flux cleaned = 0.00973925 Jy ! Total flux subtracted in 100 components = 0.00973925 Jy ! Clean residual min=-0.004251 max=0.003681 Jy/beam ! Clean residual mean=-0.000058 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.0605571 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.0605571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.104191Jy sigma=0.001065 ! Fit after self-cal, rms=0.104035Jy sigma=0.001064 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.696 mas, bmaj=2.449 mas, bpa=-0.4462 degrees ! Estimated noise=464.38 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 = 0.00122568 Jy ! Component: 100 - total flux cleaned = 0.00114172 Jy ! Component: 150 - total flux cleaned = 0.00114038 Jy ! Component: 200 - total flux cleaned = 0.00114004 Jy ! Total flux subtracted in 200 components = 0.00114004 Jy ! Clean residual min=-0.003280 max=0.002512 Jy/beam ! Clean residual mean=-0.000137 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.0616971 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 22 components and 0.0616971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.103976Jy sigma=0.001063 ! Fit after self-cal, rms=0.103889Jy sigma=0.001063 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 0.97 FD 1.00 HH 1.00* HN 0.98 ! KP 0.90 LA 1.08 MC 1.00* MK 1.01 ! NL 1.01 NY 1.00* OV 1.03 PT 1.06 ! SC 0.97 TS 1.34 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HH 1.00* HN 1.12 ! KP 0.87 LA 1.06 MC 1.00* MK 1.04 ! NL 1.27 NY 1.00* OV 1.06 PT 1.18 ! SC 0.98 TS 1.09 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.80 HH 1.00* HN 0.97 ! KP 0.73 LA 1.01 MC 1.00* MK 0.96 ! NL 0.97 NY 1.00* OV 1.10 PT 1.06 ! SC 0.89 TS 0.85 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 HH 1.00* HN 0.92 ! KP 0.79 LA 1.05 MC 1.00* MK 0.84 ! NL 1.02 NY 1.00* OV 1.08 PT 1.00 ! SC 1.11 TS 1.22 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.103889Jy sigma=0.001063 ! Fit after self-cal, rms=0.095774Jy sigma=0.001057 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.7115 mas, bmaj=2.427 mas, bpa=-0.5681 degrees ! Estimated noise=466.729 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 = 0.000305842 Jy ! Component: 100 - total flux cleaned = 0.000393275 Jy ! Component: 150 - total flux cleaned = 0.000455085 Jy ! Component: 200 - total flux cleaned = 0.000491354 Jy ! Total flux subtracted in 200 components = 0.000491354 Jy ! Clean residual min=-0.001690 max=0.001803 Jy/beam ! Clean residual mean=-0.000017 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.0621885 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.0621885 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.095770Jy sigma=0.001057 ! Fit after self-cal, rms=0.095582Jy sigma=0.001055 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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. ! ! Fit before self-cal, rms=0.095582Jy sigma=0.001055 ! Fit after self-cal, rms=0.096153Jy sigma=0.001054 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.7109 mas, bmaj=2.426 mas, bpa=-0.4556 degrees ! Estimated noise=472.276 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000704415 Jy ! Component: 100 - total flux cleaned = 0.000792016 Jy ! Component: 150 - total flux cleaned = 0.000806049 Jy ! Component: 200 - total flux cleaned = 0.00080607 Jy ! Total flux subtracted in 200 components = 0.00080607 Jy ! Clean residual min=-0.001599 max=0.001851 Jy/beam ! Clean residual mean=-0.000072 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.0629946 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 0.0629946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096145Jy sigma=0.001054 ! Fit after self-cal, rms=0.096112Jy sigma=0.001053 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 = -0.000147343 Jy ! Component: 100 - total flux cleaned = -0.000163911 Jy ! Component: 150 - total flux cleaned = -0.000176653 Jy ! Component: 200 - total flux cleaned = -0.000164769 Jy ! Total flux subtracted in 200 components = -0.000164769 Jy ! Clean residual min=-0.001650 max=0.001903 Jy/beam ! Clean residual mean=-0.000074 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.0628298 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 0.0628298 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096110Jy sigma=0.001053 ! Fit after self-cal, rms=0.096106Jy sigma=0.001053 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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. ! ! Fit before self-cal, rms=0.096106Jy sigma=0.001053 ! Fit after self-cal, rms=0.097771Jy sigma=0.001053 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.7111 mas, bmaj=2.424 mas, bpa=-0.4215 degrees ! Estimated noise=479.374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761654 Jy ! Component: 100 - total flux cleaned = 0.000863293 Jy ! Component: 150 - total flux cleaned = 0.000862805 Jy ! Component: 200 - total flux cleaned = 0.000862956 Jy ! Total flux subtracted in 200 components = 0.000862956 Jy ! Clean residual min=-0.001596 max=0.001811 Jy/beam ! Clean residual mean=-0.000074 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.0636927 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 32 components and 0.0636927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097764Jy sigma=0.001053 ! Fit after self-cal, rms=0.097757Jy sigma=0.001053 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 = -5.08962e-05 Jy ! Component: 100 - total flux cleaned = -5.07678e-05 Jy ! Component: 150 - total flux cleaned = -5.03505e-05 Jy ! Component: 200 - total flux cleaned = -4.95923e-05 Jy ! Total flux subtracted in 200 components = -4.95923e-05 Jy ! Clean residual min=-0.001558 max=0.001787 Jy/beam ! Clean residual mean=-0.000079 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.0636432 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.0636432 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097755Jy sigma=0.001053 ! Fit after self-cal, rms=0.097745Jy sigma=0.001053 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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. ! ! Fit before self-cal, rms=0.097745Jy sigma=0.001053 ! Fit after self-cal, rms=0.099332Jy sigma=0.001053 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=2.281 mas, bmaj=3.809 mas, bpa=-18.75 degrees ! Estimated noise=623.569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101122 Jy ! Component: 100 - total flux cleaned = 0.00104387 Jy ! Component: 150 - total flux cleaned = 0.00104356 Jy ! Component: 200 - total flux cleaned = 0.0010432 Jy ! Total flux subtracted in 200 components = 0.0010432 Jy ! Clean residual min=-0.001802 max=0.001940 Jy/beam ! Clean residual mean=-0.000159 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.0646864 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 35 components and 0.0646864 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099333Jy sigma=0.001053 ! Fit after self-cal, rms=0.099320Jy sigma=0.001052 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 = 0.000232544 Jy ! Component: 100 - total flux cleaned = 0.000232472 Jy ! Component: 150 - total flux cleaned = 0.000211044 Jy ! Component: 200 - total flux cleaned = 0.000184094 Jy ! Total flux subtracted in 200 components = 0.000184094 Jy ! Clean residual min=-0.001836 max=0.001884 Jy/beam ! Clean residual mean=-0.000169 rms=0.000735 Jy/beam ! Combined flux in latest and established models = 0.0648705 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 36 components and 0.0648705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099323Jy sigma=0.001052 ! Fit after self-cal, rms=0.099321Jy sigma=0.001052 ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.7112 mas, bmaj=2.424 mas, bpa=-0.4124 degrees ! Estimated noise=486.631 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7112 x 2.424 at -0.4124 degrees (North through East) ! Clean map min=-0.0015429 max=0.058653 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.5838 mas, bmaj=1.992 mas, bpa=1.969 degrees ! Estimated noise=811.065 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0447391 Jy ! Component: 100 - total flux cleaned = 0.0565656 Jy ! Component: 150 - total flux cleaned = 0.0612649 Jy ! Component: 200 - total flux cleaned = 0.0620123 Jy ! Total flux subtracted in 200 components = 0.0620123 Jy ! Clean residual min=-0.002844 max=0.003232 Jy/beam ! Clean residual mean=-0.000026 rms=0.000809 Jy/beam ! Combined flux in latest and established models = 0.0620123 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0620123 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.7112 mas, bmaj=2.424 mas, bpa=-0.4124 degrees ! Estimated noise=486.631 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 = 0.00214964 Jy ! Component: 100 - total flux cleaned = 0.00253218 Jy ! Component: 150 - total flux cleaned = 0.00263696 Jy ! Component: 200 - total flux cleaned = 0.00266576 Jy ! Total flux subtracted in 200 components = 0.00266576 Jy ! Clean residual min=-0.001669 max=0.001858 Jy/beam ! Clean residual mean=-0.000079 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.064678 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.064678 Jy ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=2.281 mas, bmaj=3.809 mas, bpa=-18.75 degrees ! Estimated noise=623.569 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000378868 Jy ! Component: 100 - total flux cleaned = 0.000381587 Jy ! Component: 150 - total flux cleaned = 0.000382996 Jy ! Component: 200 - total flux cleaned = 0.000383919 Jy ! Total flux subtracted in 200 components = 0.000383919 Jy ! Clean residual min=-0.001872 max=0.001894 Jy/beam ! Clean residual mean=-0.000178 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.0650619 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 = -2.48784e-05 Jy ! Component: 100 - total flux cleaned = -4.64758e-05 Jy ! Component: 150 - total flux cleaned = -7.53152e-05 Jy ! Component: 200 - total flux cleaned = -9.23137e-05 Jy ! Total flux subtracted in 200 components = -9.23137e-05 Jy ! Clean residual min=-0.001886 max=0.001851 Jy/beam ! Clean residual mean=-0.000175 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.0649696 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 25 components and 0.0649696 Jy ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! Estimated beam: bmin=0.7112 mas, bmaj=2.424 mas, bpa=-0.4124 degrees ! Estimated noise=486.631 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.07212e-05 Jy ! Component: 100 - total flux cleaned = -0.000150701 Jy ! Component: 150 - total flux cleaned = -0.000221231 Jy ! Component: 200 - total flux cleaned = -0.000205631 Jy ! Total flux subtracted in 200 components = -0.000205631 Jy ! Clean residual min=-0.001726 max=0.001668 Jy/beam ! Clean residual mean=-0.000081 rms=0.000507 Jy/beam ! Combined flux in latest and established models = 0.064764 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 27 components and 0.064764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.099320Jy sigma=0.001052 ! Fit after self-cal, rms=0.099319Jy sigma=0.001052 wmodel J1617+0408_X_2013_01_09_pus_map.mod ! Writing 27 model components to file: J1617+0408_X_2013_01_09_pus_map.mod wobs J1617+0408_X_2013_01_09_pus_uvs.fits ! Writing UV FITS file: J1617+0408_X_2013_01_09_pus_uvs.fits wwins J1617+0408_X_2013_01_09_pus_map.win ! wwins: Wrote 1 windows to J1617+0408_X_2013_01_09_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 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 8.10187e-05 Jy ! Component: 100 - total flux cleaned = 8.13816e-05 Jy ! Component: 150 - total flux cleaned = 8.09636e-05 Jy ! Component: 200 - total flux cleaned = 8.08001e-05 Jy ! Component: 250 - total flux cleaned = 5.76288e-05 Jy ! Component: 300 - total flux cleaned = 1.32233e-05 Jy ! Component: 350 - total flux cleaned = -8.16642e-06 Jy ! Component: 400 - total flux cleaned = -6.89139e-05 Jy ! Component: 450 - total flux cleaned = -0.000167056 Jy ! Component: 500 - total flux cleaned = -0.000243007 Jy ! Component: 550 - total flux cleaned = -0.000335308 Jy ! Component: 600 - total flux cleaned = -0.0004073 Jy ! Component: 650 - total flux cleaned = -0.000512284 Jy ! Component: 700 - total flux cleaned = -0.000529047 Jy ! Component: 750 - total flux cleaned = -0.000562028 Jy ! Component: 800 - total flux cleaned = -0.000561986 Jy ! Component: 850 - total flux cleaned = -0.000625503 Jy ! Component: 900 - total flux cleaned = -0.000671754 Jy ! Component: 950 - total flux cleaned = -0.000686691 Jy ! Component: 1000 - total flux cleaned = -0.000701525 Jy ! Total flux subtracted in 1024 components = -0.000730865 Jy ! Clean residual min=-0.000774 max=0.000785 Jy/beam ! Clean residual mean=-0.000085 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.0640331 Jy keep ! Adding 56 model components to the UV plane model. ! The established model now contains 83 components and 0.0640332 Jy ![Exited script file: muppet] wmap "J1617+0408_X_2013_01_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7112 x 2.424 at -0.4124 degrees (North through East) ! Clean map min=-0.0013609 max=0.058812 Jy/beam ! Writing clean map to FITS file: J1617+0408_X_2013_01_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0588121 invert ! Inverting map ! Your choice of large map pixels excluded 1.58% of the data. ! The x-axis pixel size should ideally be below 0.1884 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000309024 device "J1617+0408_X_2013_01_09_pus\_map.eps/VPS" ! Attempting to open device: 'J1617+0408_X_2013_01_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.57633 1.57633 3.15266 6.30533 12.6107 25.2213 50.4426 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.058 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7112 x 2.424 at -0.4124 degrees (North through East) ! Clean map min=-0.0013609 max=0.058812 Jy/beam quit ! Quitting program ! Log file J1617+0408_X_2013_01_09_pus_uvs.log closed on Mon Nov 3 15:55:17 2014