! Started logfile: J0402-3147_X_2010_10_13_pus_uvs.log on Mon Feb 28 17:14:44 2011 obs J0402-3147_X_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0402-3147_X_2010_10_13_pus_uva.fits ! AN table 1: 132 integrations on 105 of 105 possible baselines. ! AN table 2: 72 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0924837 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0402-3147 ! ! 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 5978 lines of history. ! ! Reading 7924 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 J0402-3147_X_2010_10_13_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 1418 telescope corrections were flagged in sub-array 1. ! A total of 872 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1418 telescope corrections were flagged in sub-array 1. ! A total of 872 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1418 telescope corrections were flagged in sub-array 1. ! A total of 872 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1418 telescope corrections were flagged in sub-array 1. ! A total of 872 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.704451Jy sigma=0.005725 ! Fit after self-cal, rms=0.655596Jy sigma=0.005439 ! 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 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.5354 mas, bmaj=0.9859 mas, bpa=19.95 degrees ! Estimated noise=1489.67 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 = 0.278934 Jy ! Component: 100 - total flux cleaned = 0.356295 Jy ! Total flux subtracted in 100 components = 0.356295 Jy ! Clean residual min=-0.046017 max=0.071300 Jy/beam ! Clean residual mean=0.003154 rms=0.012304 Jy/beam ! Combined flux in latest and established models = 0.356295 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.356295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286355Jy sigma=0.002383 ! Fit after self-cal, rms=0.286038Jy sigma=0.002379 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.821 mas, bmaj=1.449 mas, bpa=10.38 degrees ! Estimated noise=969.555 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 = 0.121017 Jy ! Component: 100 - total flux cleaned = 0.174857 Jy ! Component: 150 - total flux cleaned = 0.199137 Jy ! Component: 200 - total flux cleaned = 0.207843 Jy ! Total flux subtracted in 200 components = 0.207843 Jy ! Clean residual min=-0.030031 max=0.063637 Jy/beam ! Clean residual mean=0.005242 rms=0.013764 Jy/beam ! Combined flux in latest and established models = 0.564138 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.564138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.255637Jy sigma=0.001838 ! Fit after self-cal, rms=0.255039Jy sigma=0.001833 ! Inverting map ! Your choice of large map pixels excluded 7.94% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.83 FD 0.77 HH 1.30 HN 1.28 ! KB 1.00* KK 1.00* KP 0.93 LA 0.93 ! MK 0.64 NL 2.58 NY 1.00* OV 0.94 ! PT 0.93 SC 1.35 TS 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.83 HH 1.00* HN 1.00* ! KB 1.00* KK 1.03 KP 0.93 LA 0.92 ! MK 1.01 NL 1.00* NY 1.00* OV 0.93 ! PT 0.90 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.90 HH 1.27 HN 1.18 ! KB 1.00* KK 1.00* KP 0.91 LA 0.91 ! MK 0.56 NL 2.50 NY 1.00* OV 0.93 ! PT 0.97 SC 1.31 TS 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 HH 1.00* HN 1.00* ! KB 1.00* KK 1.04 KP 0.90 LA 0.89 ! MK 0.95 NL 1.00* NY 1.00* OV 0.92 ! PT 0.92 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.92 HH 1.13 HN 1.40 ! KB 1.00* KK 1.00* KP 0.94 LA 0.89 ! MK 0.58 NL 2.41 NY 1.00* OV 0.94 ! PT 1.01 SC 1.40 TS 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 HH 1.00* HN 1.00* ! KB 1.00* KK 1.02 KP 0.92 LA 0.91 ! MK 0.94 NL 1.00* NY 1.00* OV 0.94 ! PT 0.93 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.91 HH 1.16 HN 1.04 ! KB 1.00* KK 1.00* KP 0.93 LA 0.97 ! MK 0.59 NL 2.52 NY 1.00* OV 0.99 ! PT 0.96 SC 1.32 TS 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.13 FD 1.05 HH 1.00* HN 1.00* ! KB 1.00* KK 0.94 KP 0.91 LA 0.95 ! MK 0.98 NL 1.00* NY 1.00* OV 1.01 ! PT 0.91 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.255039Jy sigma=0.001833 ! Fit after self-cal, rms=0.353193Jy sigma=0.001447 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.979 mas, bmaj=2.04 mas, bpa=8.384 degrees ! Estimated noise=1081.21 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 = 0.00220184 Jy ! Component: 100 - total flux cleaned = 0.00222977 Jy ! Component: 150 - total flux cleaned = 0.00223132 Jy ! Component: 200 - total flux cleaned = 0.00223635 Jy ! Total flux subtracted in 200 components = 0.00223635 Jy ! Clean residual min=-0.018294 max=0.025965 Jy/beam ! Clean residual mean=0.000443 rms=0.005717 Jy/beam ! Combined flux in latest and established models = 0.566374 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 17 components and 0.566374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.352103Jy sigma=0.001443 ! Fit after self-cal, rms=0.355999Jy sigma=0.001438 ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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=0.355999Jy sigma=0.001438 ! Fit after self-cal, rms=0.366951Jy sigma=0.001431 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.9645 mas, bmaj=2.054 mas, bpa=8.427 degrees ! Estimated noise=1084.7 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00339937 Jy ! Component: 100 - total flux cleaned = 0.00342245 Jy ! Component: 150 - total flux cleaned = 0.00341982 Jy ! Component: 200 - total flux cleaned = 0.00338692 Jy ! Total flux subtracted in 200 components = 0.00338692 Jy ! Clean residual min=-0.016887 max=0.024977 Jy/beam ! Clean residual mean=0.000277 rms=0.005644 Jy/beam ! Combined flux in latest and established models = 0.569761 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.569761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.365952Jy sigma=0.001428 ! Fit after self-cal, rms=0.366140Jy sigma=0.001427 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 (-7.4, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0108074 Jy ! Component: 100 - total flux cleaned = 0.0101506 Jy ! Component: 150 - total flux cleaned = 0.00848046 Jy ! Component: 200 - total flux cleaned = 0.00800156 Jy ! Total flux subtracted in 200 components = 0.00800156 Jy ! Clean residual min=-0.020352 max=0.018875 Jy/beam ! Clean residual mean=0.000052 rms=0.005363 Jy/beam ! Combined flux in latest and established models = 0.577762 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 34 components and 0.577762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.362642Jy sigma=0.001404 ! Fit after self-cal, rms=0.362440Jy sigma=0.001400 ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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=0.362440Jy sigma=0.001400 ! Fit after self-cal, rms=0.533422Jy sigma=0.001314 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.9464 mas, bmaj=1.97 mas, bpa=10.79 degrees ! Estimated noise=1090.94 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372431 Jy ! Component: 100 - total flux cleaned = 0.00372038 Jy ! Component: 150 - total flux cleaned = 0.00371702 Jy ! Component: 200 - total flux cleaned = 0.00393019 Jy ! Total flux subtracted in 200 components = 0.00393019 Jy ! Clean residual min=-0.011584 max=0.018313 Jy/beam ! Clean residual mean=0.000482 rms=0.003225 Jy/beam ! Combined flux in latest and established models = 0.581693 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 46 components and 0.581693 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.533263Jy sigma=0.001312 ! Fit after self-cal, rms=0.534340Jy sigma=0.001311 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 (-1, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00876887 Jy ! Component: 100 - total flux cleaned = 0.00874828 Jy ! Component: 150 - total flux cleaned = 0.00829968 Jy ! Component: 200 - total flux cleaned = 0.00795877 Jy ! Total flux subtracted in 200 components = 0.00795877 Jy ! Clean residual min=-0.011099 max=0.012305 Jy/beam ! Clean residual mean=-0.000096 rms=0.002692 Jy/beam ! Combined flux in latest and established models = 0.589651 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.589651 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.533044Jy sigma=0.001291 ! Fit after self-cal, rms=0.532889Jy sigma=0.001288 ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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=0.532889Jy sigma=0.001288 ! Fit after self-cal, rms=0.542562Jy sigma=0.001284 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.75 mas, bmaj=6.3 mas, bpa=-5.533 degrees ! Estimated noise=1147.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00435113 Jy ! Component: 100 - total flux cleaned = 0.00418241 Jy ! Component: 150 - total flux cleaned = 0.00387133 Jy ! Component: 200 - total flux cleaned = 0.00360819 Jy ! Total flux subtracted in 200 components = 0.00360819 Jy ! Clean residual min=-0.006205 max=0.006081 Jy/beam ! Clean residual mean=0.000326 rms=0.001896 Jy/beam ! Combined flux in latest and established models = 0.59326 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 64 components and 0.59326 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.542216Jy sigma=0.001281 ! Fit after self-cal, rms=0.542256Jy sigma=0.001280 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 = 0.000770543 Jy ! Component: 100 - total flux cleaned = 0.000782718 Jy ! Component: 150 - total flux cleaned = 0.000248077 Jy ! Component: 200 - total flux cleaned = -9.57229e-05 Jy ! Total flux subtracted in 200 components = -9.57229e-05 Jy ! Clean residual min=-0.006210 max=0.005637 Jy/beam ! Clean residual mean=0.000279 rms=0.001801 Jy/beam ! Combined flux in latest and established models = 0.593164 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 72 components and 0.593164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.542061Jy sigma=0.001280 ! Fit after self-cal, rms=0.542083Jy sigma=0.001279 ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.9399 mas, bmaj=1.968 mas, bpa=10.78 degrees ! Estimated noise=1088.93 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9399 x 1.968 at 10.78 degrees (North through East) ! Clean map min=-0.013485 max=0.43094 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 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.5544 mas, bmaj=1.314 mas, bpa=19.89 degrees ! Estimated noise=1862.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.301926 Jy ! Component: 100 - total flux cleaned = 0.41039 Jy ! Component: 150 - total flux cleaned = 0.475345 Jy ! Component: 200 - total flux cleaned = 0.515974 Jy ! Total flux subtracted in 200 components = 0.515974 Jy ! Clean residual min=-0.018287 max=0.022650 Jy/beam ! Clean residual mean=0.001012 rms=0.005134 Jy/beam ! Combined flux in latest and established models = 0.515974 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.515974 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.9399 mas, bmaj=1.968 mas, bpa=10.78 degrees ! Estimated noise=1088.93 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 = 0.0423424 Jy ! Component: 100 - total flux cleaned = 0.0627989 Jy ! Component: 150 - total flux cleaned = 0.0703199 Jy ! Component: 200 - total flux cleaned = 0.0728883 Jy ! Total flux subtracted in 200 components = 0.0728883 Jy ! Clean residual min=-0.007612 max=0.008645 Jy/beam ! Clean residual mean=0.000390 rms=0.002313 Jy/beam ! Combined flux in latest and established models = 0.588862 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.588862 Jy ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.75 mas, bmaj=6.3 mas, bpa=-5.533 degrees ! Estimated noise=1147.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0036057 Jy ! Component: 100 - total flux cleaned = 0.00360637 Jy ! Component: 150 - total flux cleaned = 0.00374105 Jy ! Component: 200 - total flux cleaned = 0.0037453 Jy ! Total flux subtracted in 200 components = 0.0037453 Jy ! Clean residual min=-0.004992 max=0.005981 Jy/beam ! Clean residual mean=0.000374 rms=0.001902 Jy/beam ! Combined flux in latest and established models = 0.592607 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 = 0.00010841 Jy ! Component: 100 - total flux cleaned = 0.00010606 Jy ! Component: 150 - total flux cleaned = 0.000105592 Jy ! Component: 200 - total flux cleaned = 0.00019745 Jy ! Total flux subtracted in 200 components = 0.00019745 Jy ! Clean residual min=-0.005160 max=0.005766 Jy/beam ! Clean residual mean=0.000335 rms=0.001805 Jy/beam ! Combined flux in latest and established models = 0.592805 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 0.592805 Jy ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=0.9399 mas, bmaj=1.968 mas, bpa=10.78 degrees ! Estimated noise=1088.93 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00056345 Jy ! Component: 100 - total flux cleaned = -0.000345016 Jy ! Component: 150 - total flux cleaned = -0.000156836 Jy ! Component: 200 - total flux cleaned = 5.6776e-06 Jy ! Total flux subtracted in 200 components = 5.6776e-06 Jy ! Clean residual min=-0.006855 max=0.007645 Jy/beam ! Clean residual mean=0.000182 rms=0.001956 Jy/beam ! Combined flux in latest and established models = 0.59281 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.59281 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.542378Jy sigma=0.001289 ! Fit after self-cal, rms=0.541577Jy sigma=0.001279 wmodel J0402-3147_X_2010_10_13_pus_map.mod ! Writing 65 model components to file: J0402-3147_X_2010_10_13_pus_map.mod wobs J0402-3147_X_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0402-3147_X_2010_10_13_pus_uvs.fits wwins J0402-3147_X_2010_10_13_pus_map.win ! wwins: Wrote 3 windows to J0402-3147_X_2010_10_13_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 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000666224 Jy ! Component: 100 - total flux cleaned = 6.48504e-05 Jy ! Component: 150 - total flux cleaned = -0.000500702 Jy ! Component: 200 - total flux cleaned = -0.000824127 Jy ! Component: 250 - total flux cleaned = -0.000926936 Jy ! Component: 300 - total flux cleaned = -0.00082583 Jy ! Component: 350 - total flux cleaned = -0.000631777 Jy ! Component: 400 - total flux cleaned = -0.000444509 Jy ! Component: 450 - total flux cleaned = -0.000172915 Jy ! Component: 500 - total flux cleaned = 4.21076e-06 Jy ! Component: 550 - total flux cleaned = 5.10098e-06 Jy ! Component: 600 - total flux cleaned = 0.000173488 Jy ! Component: 650 - total flux cleaned = 8.3461e-06 Jy ! Component: 700 - total flux cleaned = 8.21604e-06 Jy ! Component: 750 - total flux cleaned = 7.92943e-06 Jy ! Component: 800 - total flux cleaned = -7.01428e-05 Jy ! Component: 850 - total flux cleaned = -0.000145694 Jy ! Component: 900 - total flux cleaned = -0.000144185 Jy ! Component: 950 - total flux cleaned = -7.0259e-05 Jy ! Component: 1000 - total flux cleaned = -0.000142748 Jy ! Total flux subtracted in 1024 components = -0.000142813 Jy ! Clean residual min=-0.003565 max=0.003953 Jy/beam ! Clean residual mean=0.000181 rms=0.001301 Jy/beam ! Combined flux in latest and established models = 0.592668 Jy keep ! Adding 39 model components to the UV plane model. ! The established model now contains 104 components and 0.592668 Jy ![Exited script file: muppet] wmap "J0402-3147_X_2010_10_13_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9399 x 1.968 at 10.78 degrees (North through East) ! Clean map min=-0.014396 max=0.42639 Jy/beam ! Writing clean map to FITS file: J0402-3147_X_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.426389 invert ! Inverting map ! Your choice of large map pixels excluded 8.26% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00129702 device "J0402-3147_X_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0402-3147_X_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.91256 0.91256 1.82512 3.65024 7.30048 14.601 29.2019 58.4039 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0038 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.426 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9399 x 1.968 at 10.78 degrees (North through East) ! Clean map min=-0.014396 max=0.42639 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0402-3147_X_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0402-3147_X_2010_10_13_pus_map.gif/vgif' mapplot cln