! Started logfile: J0808+4052_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:51:53 2012 obs J0808+4052_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J0808+4052_X_2011_08_02_pus_uva.fits ! AN table 1: 341 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.178021 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0808+4052 ! ! 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 3146 lines of history. ! ! Reading 18940 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0808+4052_X_2011_08_02_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 2822 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2822 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2822 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2822 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.782012Jy sigma=0.007712 ! Fit after self-cal, rms=0.365630Jy sigma=0.003297 ! 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 14.5% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.6182 mas, bmaj=0.7809 mas, bpa=-26.35 degrees ! Estimated noise=1245.52 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.542029 Jy ! Component: 100 - total flux cleaned = 0.683655 Jy ! Total flux subtracted in 100 components = 0.683655 Jy ! Clean residual min=-0.024492 max=0.059353 Jy/beam ! Clean residual mean=0.000195 rms=0.008220 Jy/beam ! Combined flux in latest and established models = 0.683655 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.683655 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217590Jy sigma=0.001889 ! Fit after self-cal, rms=0.217492Jy sigma=0.001888 ! Inverting map ! Your choice of large map pixels excluded 14.5% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0622822 Jy ! Component: 100 - total flux cleaned = 0.0954493 Jy ! Total flux subtracted in 100 components = 0.0954493 Jy ! Clean residual min=-0.021423 max=0.023601 Jy/beam ! Clean residual mean=0.000093 rms=0.005953 Jy/beam ! Combined flux in latest and established models = 0.779104 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.779104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.201448Jy sigma=0.001661 ! Fit after self-cal, rms=0.201458Jy sigma=0.001661 ! Inverting map ! Your choice of large map pixels excluded 14.5% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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 14.5% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8288 mas, bmaj=1.073 mas, bpa=-24.68 degrees ! Estimated noise=569.383 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 = 0.0189875 Jy ! Component: 100 - total flux cleaned = 0.0272101 Jy ! Component: 150 - total flux cleaned = 0.030691 Jy ! Component: 200 - total flux cleaned = 0.0309001 Jy ! Total flux subtracted in 200 components = 0.0309001 Jy ! Clean residual min=-0.031015 max=0.025714 Jy/beam ! Clean residual mean=0.000472 rms=0.007042 Jy/beam ! Combined flux in latest and established models = 0.810004 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 12 components and 0.810004 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200370Jy sigma=0.001640 ! Fit after self-cal, rms=0.200373Jy sigma=0.001640 ! Inverting map ! Your choice of large map pixels excluded 14.5% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 FT 1.00* HH 0.97 ! HN 1.08 KP 0.87 LA 0.97 MK 0.96 ! NL 0.96 OV 0.99 PT 1.04 TS 1.00* ! WZ 1.15 ! ! ! Correcting IF 2. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 FT 1.00* HH 0.96 ! HN 1.09 KP 0.85 LA 0.98 MK 1.00 ! NL 1.09 OV 1.02 PT 1.13 TS 1.00* ! WZ 0.99 ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 FT 1.00* HH 1.00 ! HN 1.09 KP 0.76 LA 0.97 MK 0.98 ! NL 1.03 OV 1.00 PT 1.04 TS 1.00* ! WZ 0.91 ! ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 FT 1.00* HH 1.14 ! HN 1.07 KP 0.83 LA 1.03 MK 1.04 ! NL 1.06 OV 1.04 PT 1.13 TS 1.00* ! WZ 0.97 ! ! ! Fit before self-cal, rms=0.200373Jy sigma=0.001640 ! Fit after self-cal, rms=0.185214Jy sigma=0.001389 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8268 mas, bmaj=1.085 mas, bpa=-25.45 degrees ! Estimated noise=570.936 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 = -0.00770848 Jy ! Component: 100 - total flux cleaned = -0.0101039 Jy ! Component: 150 - total flux cleaned = -0.0106217 Jy ! Component: 200 - total flux cleaned = -0.0109722 Jy ! Total flux subtracted in 200 components = -0.0109722 Jy ! Clean residual min=-0.011864 max=0.010720 Jy/beam ! Clean residual mean=-0.000034 rms=0.002876 Jy/beam ! Combined flux in latest and established models = 0.799032 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 16 components and 0.799032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184681Jy sigma=0.001386 ! Fit after self-cal, rms=0.184707Jy sigma=0.001385 ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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=0.184707Jy sigma=0.001385 ! Fit after self-cal, rms=0.183639Jy sigma=0.001360 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8296 mas, bmaj=1.087 mas, bpa=-25.31 degrees ! Estimated noise=569.962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00256073 Jy ! Component: 100 - total flux cleaned = -0.00293897 Jy ! Component: 150 - total flux cleaned = -0.00306549 Jy ! Component: 200 - total flux cleaned = -0.00312191 Jy ! Total flux subtracted in 200 components = -0.00312191 Jy ! Clean residual min=-0.005652 max=0.008044 Jy/beam ! Clean residual mean=0.000169 rms=0.001555 Jy/beam ! Combined flux in latest and established models = 0.79591 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 20 components and 0.79591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183572Jy sigma=0.001359 ! Fit after self-cal, rms=0.183521Jy sigma=0.001359 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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) ! Added new window around map position (0.8, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00677172 Jy ! Component: 100 - total flux cleaned = 0.00648077 Jy ! Component: 150 - total flux cleaned = 0.00638079 Jy ! Component: 200 - total flux cleaned = 0.00656614 Jy ! Total flux subtracted in 200 components = 0.00656614 Jy ! Clean residual min=-0.005445 max=0.004760 Jy/beam ! Clean residual mean=0.000131 rms=0.001416 Jy/beam ! Combined flux in latest and established models = 0.802476 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.802476 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183349Jy sigma=0.001356 ! Fit after self-cal, rms=0.183311Jy sigma=0.001355 ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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=0.183311Jy sigma=0.001355 ! Fit after self-cal, rms=0.183920Jy sigma=0.001352 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8303 mas, bmaj=1.088 mas, bpa=-25.26 degrees ! Estimated noise=569.507 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00020901 Jy ! Component: 100 - total flux cleaned = 0.000204909 Jy ! Component: 150 - total flux cleaned = 0.00020422 Jy ! Component: 200 - total flux cleaned = 0.000278639 Jy ! Total flux subtracted in 200 components = 0.000278639 Jy ! Clean residual min=-0.005449 max=0.003669 Jy/beam ! Clean residual mean=0.000089 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.802755 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 0.802755 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183860Jy sigma=0.001351 ! Fit after self-cal, rms=0.183850Jy sigma=0.001351 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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 = 0.00030464 Jy ! Component: 100 - total flux cleaned = 0.000575557 Jy ! Component: 150 - total flux cleaned = 0.000762435 Jy ! Component: 200 - total flux cleaned = 0.000818972 Jy ! Total flux subtracted in 200 components = 0.000818972 Jy ! Clean residual min=-0.005125 max=0.003605 Jy/beam ! Clean residual mean=0.000084 rms=0.000907 Jy/beam ! Combined flux in latest and established models = 0.803574 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.803574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183822Jy sigma=0.001350 ! Fit after self-cal, rms=0.183814Jy sigma=0.001350 ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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=0.183814Jy sigma=0.001350 ! Fit after self-cal, rms=0.184013Jy sigma=0.001350 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=2.408 mas, bmaj=2.953 mas, bpa=-37.39 degrees ! Estimated noise=709.895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000273015 Jy ! Component: 100 - total flux cleaned = 0.000520958 Jy ! Component: 150 - total flux cleaned = 0.000690069 Jy ! Component: 200 - total flux cleaned = 0.000871895 Jy ! Total flux subtracted in 200 components = 0.000871895 Jy ! Clean residual min=-0.003252 max=0.004404 Jy/beam ! Clean residual mean=0.000165 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.804446 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 0.804446 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184003Jy sigma=0.001350 ! Fit after self-cal, rms=0.183993Jy sigma=0.001350 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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 = 0.000453832 Jy ! Component: 100 - total flux cleaned = 0.000709385 Jy ! Component: 150 - total flux cleaned = 0.000871048 Jy ! Component: 200 - total flux cleaned = 0.000975336 Jy ! Total flux subtracted in 200 components = 0.000975336 Jy ! Clean residual min=-0.003338 max=0.004300 Jy/beam ! Clean residual mean=0.000151 rms=0.001025 Jy/beam ! Combined flux in latest and established models = 0.805421 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.805421 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.183995Jy sigma=0.001350 ! Fit after self-cal, rms=0.183988Jy sigma=0.001350 ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 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 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8304 mas, bmaj=1.089 mas, bpa=-25.32 degrees ! Estimated noise=569.198 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8304 x 1.089 at -25.32 degrees (North through East) ! Clean map min=-0.0037983 max=0.70235 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. ! ! Fit before self-cal, rms=0.183988Jy sigma=0.001350 ! Fit after self-cal, rms=0.172695Jy sigma=0.001208 ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8311 mas, bmaj=1.088 mas, bpa=-25.19 degrees ! Estimated noise=568.791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.87993e-06 Jy ! Component: 100 - total flux cleaned = -0.00010338 Jy ! Component: 150 - total flux cleaned = -6.08993e-05 Jy ! Component: 200 - total flux cleaned = 1.84501e-05 Jy ! Total flux subtracted in 200 components = 1.84501e-05 Jy ! Clean residual min=-0.004113 max=0.003423 Jy/beam ! Clean residual mean=0.000086 rms=0.000834 Jy/beam ! Combined flux in latest and established models = 0.805439 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 0.805439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172687Jy sigma=0.001208 ! Fit after self-cal, rms=0.172686Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00010589 Jy ! Component: 100 - total flux cleaned = 0.000143328 Jy ! Component: 150 - total flux cleaned = 0.000178659 Jy ! Component: 200 - total flux cleaned = 0.000211771 Jy ! Total flux subtracted in 200 components = 0.000211771 Jy ! Clean residual min=-0.003877 max=0.003400 Jy/beam ! Clean residual mean=0.000084 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.805651 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 60 components and 0.805651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172688Jy sigma=0.001208 ! Fit after self-cal, rms=0.172688Jy sigma=0.001208 ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172688Jy sigma=0.001208 ! Fit after self-cal, rms=0.172728Jy sigma=0.001208 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 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.6076 mas, bmaj=0.7911 mas, bpa=-27.34 degrees ! Estimated noise=1222.66 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.536074 Jy ! Component: 100 - total flux cleaned = 0.678472 Jy ! Component: 150 - total flux cleaned = 0.737533 Jy ! Component: 200 - total flux cleaned = 0.763356 Jy ! Total flux subtracted in 200 components = 0.763356 Jy ! Clean residual min=-0.008882 max=0.013168 Jy/beam ! Clean residual mean=0.000079 rms=0.002426 Jy/beam ! Combined flux in latest and established models = 0.763356 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.763356 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.8315 mas, bmaj=1.089 mas, bpa=-25.21 degrees ! Estimated noise=568.752 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 = 0.0171735 Jy ! Component: 100 - total flux cleaned = 0.0268396 Jy ! Component: 150 - total flux cleaned = 0.0329733 Jy ! Component: 200 - total flux cleaned = 0.0370096 Jy ! Total flux subtracted in 200 components = 0.0370096 Jy ! Clean residual min=-0.003862 max=0.003533 Jy/beam ! Clean residual mean=0.000115 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.800365 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.800365 Jy ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! Estimated beam: bmin=0.7957 mas, bmaj=0.9489 mas, bpa=21.21 degrees ! Estimated noise=700.444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00192064 Jy ! Component: 100 - total flux cleaned = 0.00286126 Jy ! Component: 150 - total flux cleaned = 0.00364666 Jy ! Component: 200 - total flux cleaned = 0.00405463 Jy ! Total flux subtracted in 200 components = 0.00405463 Jy ! Clean residual min=-0.004151 max=0.004047 Jy/beam ! Clean residual mean=0.000108 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.80442 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000353354 Jy ! Component: 100 - total flux cleaned = 0.000618553 Jy ! Component: 150 - total flux cleaned = 0.000777904 Jy ! Component: 200 - total flux cleaned = 0.000889528 Jy ! Total flux subtracted in 200 components = 0.000889528 Jy ! Clean residual min=-0.004114 max=0.004052 Jy/beam ! Clean residual mean=0.000103 rms=0.000992 Jy/beam ! Combined flux in latest and established models = 0.80531 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 47 components and 0.80531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172781Jy sigma=0.001208 ! Fit after self-cal, rms=0.172755Jy sigma=0.001208 wmodel J0808+4052_X_2011_08_02_pus_map.mod ! Writing 47 model components to file: J0808+4052_X_2011_08_02_pus_map.mod wobs J0808+4052_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J0808+4052_X_2011_08_02_pus_uvs.fits wwins J0808+4052_X_2011_08_02_pus_map.win ! wwins: Wrote 2 windows to J0808+4052_X_2011_08_02_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 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000889502 Jy ! Component: 100 - total flux cleaned = -0.00167556 Jy ! Component: 150 - total flux cleaned = -0.00235194 Jy ! Component: 200 - total flux cleaned = -0.00299567 Jy ! Component: 250 - total flux cleaned = -0.00367596 Jy ! Component: 300 - total flux cleaned = -0.00428085 Jy ! Component: 350 - total flux cleaned = -0.00481665 Jy ! Component: 400 - total flux cleaned = -0.00549567 Jy ! Component: 450 - total flux cleaned = -0.0058523 Jy ! Component: 500 - total flux cleaned = -0.00620181 Jy ! Component: 550 - total flux cleaned = -0.00649401 Jy ! Component: 600 - total flux cleaned = -0.00668577 Jy ! Component: 650 - total flux cleaned = -0.00696678 Jy ! Component: 700 - total flux cleaned = -0.00719639 Jy ! Component: 750 - total flux cleaned = -0.00737638 Jy ! Component: 800 - total flux cleaned = -0.00746406 Jy ! Component: 850 - total flux cleaned = -0.00772378 Jy ! Component: 900 - total flux cleaned = -0.00776418 Jy ! Component: 950 - total flux cleaned = -0.00772234 Jy ! Component: 1000 - total flux cleaned = -0.00772233 Jy ! Component: 1050 - total flux cleaned = -0.00760112 Jy ! Component: 1100 - total flux cleaned = -0.00752204 Jy ! Component: 1150 - total flux cleaned = -0.00744497 Jy ! Component: 1200 - total flux cleaned = -0.00740629 Jy ! Component: 1250 - total flux cleaned = -0.00710142 Jy ! Component: 1300 - total flux cleaned = -0.00710249 Jy ! Component: 1350 - total flux cleaned = -0.00710277 Jy ! Component: 1400 - total flux cleaned = -0.0070295 Jy ! Component: 1450 - total flux cleaned = -0.00699288 Jy ! Component: 1500 - total flux cleaned = -0.00684945 Jy ! Component: 1550 - total flux cleaned = -0.00674355 Jy ! Component: 1600 - total flux cleaned = -0.00667366 Jy ! Component: 1650 - total flux cleaned = -0.00670818 Jy ! Component: 1700 - total flux cleaned = -0.00667318 Jy ! Component: 1750 - total flux cleaned = -0.00670666 Jy ! Component: 1800 - total flux cleaned = -0.00667354 Jy ! Component: 1850 - total flux cleaned = -0.00670569 Jy ! Component: 1900 - total flux cleaned = -0.00654295 Jy ! Component: 1950 - total flux cleaned = -0.00657559 Jy ! Component: 2000 - total flux cleaned = -0.00663945 Jy ! Total flux subtracted in 2048 components = -0.00654453 Jy ! Clean residual min=-0.001780 max=0.001647 Jy/beam ! Clean residual mean=0.000029 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.798765 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 188 components and 0.798765 Jy ![Exited script file: muppet] wmap "J0808+4052_X_2011_08_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7957 x 0.9489 at 21.21 degrees (North through East) ! Clean map min=-0.0026278 max=0.70342 Jy/beam ! Writing clean map to FITS file: J0808+4052_X_2011_08_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.703422 invert ! Inverting map ! Your choice of large map pixels excluded 14.2% of the data. ! The x-axis pixel size should ideally be below 0.1875 milli-arcsec ! The y-axis pixel size should ideally be below 0.1548 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000560297 device "J0808+4052_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0808+4052_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.238959 0.238959 0.477918 0.955836 1.91167 3.82334 7.64669 15.2934 30.5868 61.1735 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.703 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7957 x 0.9489 at 21.21 degrees (North through East) ! Clean map min=-0.0026278 max=0.70342 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0808+4052_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0808+4052_X_2011_08_02_pus_map.gif/vgif' mapplot cln