! Started logfile: J2139-2454_X_2010_06_23_pus_uvs.log on Thu Jan 27 22:06:35 2011 obs J2139-2454_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J2139-2454_X_2010_06_23_pus_uva.fits ! AN table 1: 110 integrations on 105 of 105 possible baselines. ! AN table 2: 111 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.356604 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2139-2454 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 33100 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 J2139-2454_X_2010_06_23_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 672 telescope corrections were flagged in sub-array 1. ! A total of 677 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 672 telescope corrections were flagged in sub-array 1. ! A total of 677 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 782 telescope corrections were flagged in sub-array 1. ! A total of 789 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 782 telescope corrections were flagged in sub-array 1. ! A total of 733 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.966704Jy sigma=0.011271 ! Fit after self-cal, rms=0.928006Jy sigma=0.010884 ! 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6363 mas, bmaj=1.688 mas, bpa=-7 degrees ! Estimated noise=673.369 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 = 0.056344 Jy ! Component: 100 - total flux cleaned = 0.0702451 Jy ! Total flux subtracted in 100 components = 0.0702451 Jy ! Clean residual min=-0.004497 max=0.007803 Jy/beam ! Clean residual mean=-0.000030 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.0702451 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0702451 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134378Jy sigma=0.001304 ! Fit after self-cal, rms=0.134171Jy sigma=0.001302 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9307 mas, bmaj=2.302 mas, bpa=-3.759 degrees ! Estimated noise=363.927 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 (0.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0144237 Jy ! Component: 100 - total flux cleaned = 0.0213478 Jy ! Component: 150 - total flux cleaned = 0.0249908 Jy ! Component: 200 - total flux cleaned = 0.0262381 Jy ! Total flux subtracted in 200 components = 0.0262381 Jy ! Clean residual min=-0.002982 max=0.003963 Jy/beam ! Clean residual mean=-0.000017 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.0964832 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 43 components and 0.0964832 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.132782Jy sigma=0.001282 ! Fit after self-cal, rms=0.132629Jy sigma=0.001279 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.90 FD 0.98 HN 0.85 KK 1.00* ! KP 0.98 LA 0.98 MA 1.00* MK 1.04 ! NL 1.04 NY 1.00* OV 1.00 PT 1.01 ! SC 1.07 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.95 HN 0.82 KK 1.00* ! KP 0.98 LA 1.02 MA 1.00* MK 1.18 ! NL 1.08 NY 1.00* OV 1.03 PT 1.02 ! SC 0.96 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.82 KK 1.00* ! KP 1.05 LA 0.99 MA 1.00* MK 1.13 ! NL 1.03 NY 1.00* OV 1.11 PT 0.97 ! SC 1.12 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.95 HN 0.75 KK 1.00* ! KP 0.98 LA 1.03 MA 1.00* MK 1.13 ! NL 1.13 NY 1.00* OV 1.06 PT 0.93 ! SC 1.07 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.94 HN 0.91 KK 1.00* ! KP 1.00 LA 1.06 MA 1.00* MK 1.04 ! NL 1.04 NY 1.00* OV 1.02 PT 0.93 ! SC 1.01 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.88 HN 0.73 KK 1.00* ! KP 0.95 LA 0.99 MA 1.00* MK 1.01 ! NL 1.07 NY 1.00* OV 1.03 PT 1.03 ! SC 1.04 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.88 HN 0.79 KK 1.00* ! KP 1.05 LA 0.91 MA 1.00* MK 0.90 ! NL 1.00 NY 1.00* OV 1.06 PT 0.97 ! SC 1.03 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.92 HN 0.81 KK 1.00* ! KP 0.99 LA 1.00 MA 1.00* MK 0.93 ! NL 1.06 NY 1.00* OV 1.02 PT 0.97 ! SC 0.99 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.132629Jy sigma=0.001279 ! Fit after self-cal, rms=0.121847Jy sigma=0.001276 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9431 mas, bmaj=2.325 mas, bpa=-3.734 degrees ! Estimated noise=359.645 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 = 0.00194797 Jy ! Component: 100 - total flux cleaned = 0.00184274 Jy ! Component: 150 - total flux cleaned = 0.00179848 Jy ! Component: 200 - total flux cleaned = 0.00183448 Jy ! Total flux subtracted in 200 components = 0.00183448 Jy ! Clean residual min=-0.002638 max=0.003139 Jy/beam ! Clean residual mean=-0.000014 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.0983177 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.0983177 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121798Jy sigma=0.001276 ! Fit after self-cal, rms=0.121713Jy sigma=0.001275 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Added new window around map position (4.8, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00336816 Jy ! Component: 100 - total flux cleaned = 0.00516494 Jy ! Component: 150 - total flux cleaned = 0.00593267 Jy ! Component: 200 - total flux cleaned = 0.00631273 Jy ! Total flux subtracted in 200 components = 0.00631273 Jy ! Clean residual min=-0.002185 max=0.002379 Jy/beam ! Clean residual mean=-0.000003 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.10463 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 80 components and 0.10463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.121614Jy sigma=0.001274 ! Fit after self-cal, rms=0.121602Jy sigma=0.001274 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.121602Jy sigma=0.001274 ! Fit after self-cal, rms=0.120389Jy sigma=0.001274 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9393 mas, bmaj=2.318 mas, bpa=-3.605 degrees ! Estimated noise=358.846 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00185582 Jy ! Component: 100 - total flux cleaned = 0.00296835 Jy ! Component: 150 - total flux cleaned = 0.003159 Jy ! Component: 200 - total flux cleaned = 0.00332845 Jy ! Total flux subtracted in 200 components = 0.00332845 Jy ! Clean residual min=-0.001983 max=0.002171 Jy/beam ! Clean residual mean=-0.000005 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.107959 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 82 components and 0.107959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120351Jy sigma=0.001273 ! Fit after self-cal, rms=0.120343Jy sigma=0.001273 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 = 0.000676085 Jy ! Component: 100 - total flux cleaned = 0.000778983 Jy ! Component: 150 - total flux cleaned = 0.000901796 Jy ! Component: 200 - total flux cleaned = 0.000956522 Jy ! Total flux subtracted in 200 components = 0.000956522 Jy ! Clean residual min=-0.001955 max=0.002085 Jy/beam ! Clean residual mean=-0.000003 rms=0.000503 Jy/beam ! Combined flux in latest and established models = 0.108915 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 87 components and 0.108915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.120324Jy sigma=0.001273 ! Fit after self-cal, rms=0.120322Jy sigma=0.001273 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.120322Jy sigma=0.001273 ! Fit after self-cal, rms=0.119943Jy sigma=0.001273 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9365 mas, bmaj=2.313 mas, bpa=-3.461 degrees ! Estimated noise=358.601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106397 Jy ! Component: 100 - total flux cleaned = 0.00134003 Jy ! Component: 150 - total flux cleaned = 0.00144783 Jy ! Component: 200 - total flux cleaned = 0.00147266 Jy ! Total flux subtracted in 200 components = 0.00147266 Jy ! Clean residual min=-0.001862 max=0.002003 Jy/beam ! Clean residual mean=-0.000004 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.110388 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 92 components and 0.110388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119927Jy sigma=0.001273 ! Fit after self-cal, rms=0.119925Jy sigma=0.001273 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 = 0.000244057 Jy ! Component: 100 - total flux cleaned = 0.000321581 Jy ! Component: 150 - total flux cleaned = 0.000322115 Jy ! Component: 200 - total flux cleaned = 0.000344599 Jy ! Total flux subtracted in 200 components = 0.000344599 Jy ! Clean residual min=-0.001833 max=0.001949 Jy/beam ! Clean residual mean=-0.000004 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.110733 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 100 components and 0.110733 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119914Jy sigma=0.001272 ! Fit after self-cal, rms=0.119905Jy sigma=0.001272 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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=0.119905Jy sigma=0.001272 ! Fit after self-cal, rms=0.119576Jy sigma=0.001272 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.503 mas, bmaj=5.648 mas, bpa=0.8878 degrees ! Estimated noise=428.423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000758906 Jy ! Component: 100 - total flux cleaned = 0.000939777 Jy ! Component: 150 - total flux cleaned = 0.000973927 Jy ! Component: 200 - total flux cleaned = 0.00097396 Jy ! Total flux subtracted in 200 components = 0.00097396 Jy ! Clean residual min=-0.001971 max=0.002098 Jy/beam ! Clean residual mean=-0.000006 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.111707 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 106 components and 0.111707 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119573Jy sigma=0.001272 ! Fit after self-cal, rms=0.119555Jy sigma=0.001272 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 = 0.000206194 Jy ! Component: 100 - total flux cleaned = 0.000190187 Jy ! Component: 150 - total flux cleaned = 0.000189111 Jy ! Component: 200 - total flux cleaned = 0.000176518 Jy ! Total flux subtracted in 200 components = 0.000176518 Jy ! Clean residual min=-0.001986 max=0.002106 Jy/beam ! Clean residual mean=-0.000006 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.111883 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 111 components and 0.111883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119553Jy sigma=0.001272 ! Fit after self-cal, rms=0.119550Jy sigma=0.001272 ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9349 mas, bmaj=2.31 mas, bpa=-3.338 degrees ! Estimated noise=358.445 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9349 x 2.31 at -3.338 degrees (North through East) ! Clean map min=-0.0016563 max=0.073765 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6372 mas, bmaj=1.693 mas, bpa=-6.881 degrees ! Estimated noise=654.511 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0538075 Jy ! Component: 100 - total flux cleaned = 0.0697675 Jy ! Component: 150 - total flux cleaned = 0.0799157 Jy ! Component: 200 - total flux cleaned = 0.0869866 Jy ! Total flux subtracted in 200 components = 0.0869866 Jy ! Clean residual min=-0.003731 max=0.004054 Jy/beam ! Clean residual mean=-0.000022 rms=0.000983 Jy/beam ! Combined flux in latest and established models = 0.0869866 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.0869866 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9349 mas, bmaj=2.31 mas, bpa=-3.338 degrees ! Estimated noise=358.445 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 = 0.00761828 Jy ! Component: 100 - total flux cleaned = 0.012493 Jy ! Component: 150 - total flux cleaned = 0.0159859 Jy ! Component: 200 - total flux cleaned = 0.0185422 Jy ! Total flux subtracted in 200 components = 0.0185422 Jy ! Clean residual min=-0.002386 max=0.002033 Jy/beam ! Clean residual mean=-0.000018 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.105529 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 47 components and 0.105529 Jy ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.503 mas, bmaj=5.648 mas, bpa=0.8878 degrees ! Estimated noise=428.423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00245105 Jy ! Component: 100 - total flux cleaned = 0.00399401 Jy ! Component: 150 - total flux cleaned = 0.00478599 Jy ! Component: 200 - total flux cleaned = 0.00522095 Jy ! Total flux subtracted in 200 components = 0.00522095 Jy ! Clean residual min=-0.002210 max=0.002116 Jy/beam ! Clean residual mean=-0.000010 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.11075 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000320089 Jy ! Component: 100 - total flux cleaned = 0.000538361 Jy ! Component: 150 - total flux cleaned = 0.000701699 Jy ! Component: 200 - total flux cleaned = 0.000781746 Jy ! Total flux subtracted in 200 components = 0.000781746 Jy ! Clean residual min=-0.002104 max=0.002167 Jy/beam ! Clean residual mean=-0.000007 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.111531 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 79 components and 0.111531 Jy ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.9349 mas, bmaj=2.31 mas, bpa=-3.338 degrees ! Estimated noise=358.445 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000242472 Jy ! Component: 100 - total flux cleaned = -0.000195698 Jy ! Component: 150 - total flux cleaned = -0.000159181 Jy ! Component: 200 - total flux cleaned = -9.17072e-05 Jy ! Total flux subtracted in 200 components = -9.17072e-05 Jy ! Clean residual min=-0.001949 max=0.002101 Jy/beam ! Clean residual mean=-0.000005 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.11144 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.11144 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.119572Jy sigma=0.001272 ! Fit after self-cal, rms=0.119573Jy sigma=0.001272 wmodel J2139-2454_X_2010_06_23_pus_map.mod ! Writing 92 model components to file: J2139-2454_X_2010_06_23_pus_map.mod wobs J2139-2454_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J2139-2454_X_2010_06_23_pus_uvs.fits wwins J2139-2454_X_2010_06_23_pus_map.win ! wwins: Wrote 3 windows to J2139-2454_X_2010_06_23_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 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000119838 Jy ! Component: 100 - total flux cleaned = 0.000180644 Jy ! Component: 150 - total flux cleaned = 0.000209577 Jy ! Component: 200 - total flux cleaned = 0.000262989 Jy ! Component: 250 - total flux cleaned = 0.000442143 Jy ! Component: 300 - total flux cleaned = 0.000441477 Jy ! Component: 350 - total flux cleaned = 0.000489525 Jy ! Component: 400 - total flux cleaned = 0.000536433 Jy ! Component: 450 - total flux cleaned = 0.000581816 Jy ! Component: 500 - total flux cleaned = 0.000537399 Jy ! Component: 550 - total flux cleaned = 0.000494304 Jy ! Component: 600 - total flux cleaned = 0.000515228 Jy ! Component: 650 - total flux cleaned = 0.000494702 Jy ! Component: 700 - total flux cleaned = 0.000434006 Jy ! Component: 750 - total flux cleaned = 0.000413984 Jy ! Component: 800 - total flux cleaned = 0.00035522 Jy ! Component: 850 - total flux cleaned = 0.000355035 Jy ! Component: 900 - total flux cleaned = 0.000297844 Jy ! Component: 950 - total flux cleaned = 0.000279167 Jy ! Component: 1000 - total flux cleaned = 0.000205246 Jy ! Component: 1050 - total flux cleaned = 0.000205545 Jy ! Component: 1100 - total flux cleaned = 0.000152068 Jy ! Component: 1150 - total flux cleaned = 0.000151986 Jy ! Component: 1200 - total flux cleaned = 0.000169024 Jy ! Component: 1250 - total flux cleaned = 4.86695e-05 Jy ! Component: 1300 - total flux cleaned = -1.85779e-06 Jy ! Component: 1350 - total flux cleaned = 4.87851e-05 Jy ! Component: 1400 - total flux cleaned = 1.53141e-05 Jy ! Component: 1450 - total flux cleaned = 1.53397e-05 Jy ! Component: 1500 - total flux cleaned = -3.34167e-05 Jy ! Component: 1550 - total flux cleaned = 3.09232e-05 Jy ! Component: 1600 - total flux cleaned = -1.68188e-05 Jy ! Component: 1650 - total flux cleaned = 3.05146e-05 Jy ! Component: 1700 - total flux cleaned = -4.78988e-05 Jy ! Component: 1750 - total flux cleaned = 1.43109e-05 Jy ! Component: 1800 - total flux cleaned = -1.64536e-05 Jy ! Component: 1850 - total flux cleaned = -4.7035e-05 Jy ! Component: 1900 - total flux cleaned = -4.71021e-05 Jy ! Component: 1950 - total flux cleaned = -6.19822e-05 Jy ! Component: 2000 - total flux cleaned = -7.71221e-05 Jy ! Total flux subtracted in 2048 components = -0.000136505 Jy ! Clean residual min=-0.000886 max=0.000755 Jy/beam ! Clean residual mean=-0.000004 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.111303 Jy keep ! Adding 144 model components to the UV plane model. ! The established model now contains 236 components and 0.111303 Jy ![Exited script file: muppet] wmap "J2139-2454_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9349 x 2.31 at -3.338 degrees (North through East) ! Clean map min=-0.0013742 max=0.070632 Jy/beam ! Writing clean map to FITS file: J2139-2454_X_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0706324 invert ! Inverting map ! Your choice of large map pixels excluded 0.19% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000275742 device "J2139-2454_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J2139-2454_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.17117 1.17117 2.34234 4.68468 9.36935 18.7387 37.4774 74.9548 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.07 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9349 x 2.31 at -3.338 degrees (North through East) ! Clean map min=-0.0013742 max=0.070632 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2139-2454_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J2139-2454_X_2010_06_23_pus_map.gif/vgif' mapplot cln