! Started logfile: J0117-2111_X_2011_08_02_pus_uvs.log on Wed Apr 18 21:49:45 2012 obs J0117-2111_X_2011_08_02_pus_uva.fits ! Reading UV FITS file: J0117-2111_X_2011_08_02_pus_uva.fits ! AN table 1: 12 integrations on 78 of 78 possible baselines. ! AN table 2: 131 integrations on 78 of 78 possible baselines. ! Apparent sampling: 0.214363 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0117-2111 ! ! 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 9564 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 J0117-2111_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 82 telescope corrections were flagged in sub-array 1. ! A total of 950 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 950 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 950 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 82 telescope corrections were flagged in sub-array 1. ! A total of 950 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.634982Jy sigma=0.004755 ! Fit after self-cal, rms=0.585065Jy sigma=0.004480 ! 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.076 mas, bmaj=1.971 mas, bpa=6.667 degrees ! Estimated noise=1596.46 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 = 0.355286 Jy ! Component: 100 - total flux cleaned = 0.437415 Jy ! Total flux subtracted in 100 components = 0.437415 Jy ! Clean residual min=-0.015081 max=0.030409 Jy/beam ! Clean residual mean=-0.000066 rms=0.005076 Jy/beam ! Combined flux in latest and established models = 0.437415 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.437415 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216201Jy sigma=0.001479 ! Fit after self-cal, rms=0.216341Jy sigma=0.001479 ! Inverting map ! Your choice of large map pixels excluded 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Added new window around map position (-1, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0325955 Jy ! Component: 100 - total flux cleaned = 0.0501124 Jy ! Total flux subtracted in 100 components = 0.0501124 Jy ! Clean residual min=-0.013991 max=0.012466 Jy/beam ! Clean residual mean=-0.000212 rms=0.003949 Jy/beam ! Combined flux in latest and established models = 0.487528 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.487528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211482Jy sigma=0.001416 ! Fit after self-cal, rms=0.211553Jy sigma=0.001415 ! Inverting map ! Your choice of large map pixels excluded 12.4% 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 12.4% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.4 mas, bmaj=2.233 mas, bpa=9.421 degrees ! Estimated noise=954.07 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 = 0.0175361 Jy ! Component: 100 - total flux cleaned = 0.0261116 Jy ! Component: 150 - total flux cleaned = 0.0305231 Jy ! Component: 200 - total flux cleaned = 0.0322579 Jy ! Total flux subtracted in 200 components = 0.0322579 Jy ! Clean residual min=-0.016882 max=0.011803 Jy/beam ! Clean residual mean=-0.000543 rms=0.004718 Jy/beam ! Combined flux in latest and established models = 0.519786 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.519786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.210300Jy sigma=0.001403 ! Fit after self-cal, rms=0.210332Jy sigma=0.001403 ! Inverting map ! Your choice of large map pixels excluded 12.4% 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. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.90 FT 1.00* HH 1.00* ! HN 1.00* KP 1.03 LA 1.09 MK 0.89 ! NL 1.00* OV 1.04 PT 1.09 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.90 FT 1.00* HH 0.97 ! HN 1.03 KP 0.91 LA 1.00 MK 1.00* ! NL 0.94 OV 1.00 PT 1.06 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.89 FT 1.00* HH 1.00* ! HN 1.00* KP 1.00 LA 1.12 MK 0.95 ! NL 1.00* OV 1.02 PT 1.24 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.91 FT 1.00* HH 0.95 ! HN 1.07 KP 0.89 LA 1.02 MK 1.00* ! NL 1.08 OV 1.03 PT 1.12 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KP 0.82 LA 1.05 MK 0.93 ! NL 1.00* OV 1.06 PT 1.11 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.88 FT 1.00* HH 0.96 ! HN 1.02 KP 0.81 LA 1.03 MK 1.00* ! NL 1.00 OV 1.00 PT 1.06 TS 1.00* ! WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.97 FT 1.00* HH 1.00* ! HN 1.00* KP 0.88 LA 1.17 MK 0.96 ! NL 1.00* OV 1.10 PT 1.17 TS 1.00* ! WZ 1.00* ! ! A total of 12 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 0.95 FT 1.00* HH 1.07 ! HN 1.07 KP 0.87 LA 1.09 MK 1.00* ! NL 1.03 OV 1.03 PT 1.15 TS 1.00* ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.210332Jy sigma=0.001403 ! Fit after self-cal, rms=0.200831Jy sigma=0.001328 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.406 mas, bmaj=2.236 mas, bpa=9.535 degrees ! Estimated noise=948.409 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 = -0.0070403 Jy ! Component: 100 - total flux cleaned = -0.00747285 Jy ! Component: 150 - total flux cleaned = -0.00747058 Jy ! Component: 200 - total flux cleaned = -0.00727298 Jy ! Total flux subtracted in 200 components = -0.00727298 Jy ! Clean residual min=-0.009697 max=0.008182 Jy/beam ! Clean residual mean=0.000085 rms=0.002633 Jy/beam ! Combined flux in latest and established models = 0.512513 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 62 components and 0.512513 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200449Jy sigma=0.001327 ! Fit after self-cal, rms=0.200342Jy sigma=0.001327 ! Inverting map ! Your choice of large map pixels excluded 12.3% 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=0.200342Jy sigma=0.001327 ! Fit after self-cal, rms=0.200635Jy sigma=0.001311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.408 mas, bmaj=2.245 mas, bpa=9.742 degrees ! Estimated noise=941.513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00430878 Jy ! Component: 100 - total flux cleaned = -0.00594445 Jy ! Component: 150 - total flux cleaned = -0.00631255 Jy ! Component: 200 - total flux cleaned = -0.00642683 Jy ! Total flux subtracted in 200 components = -0.00642683 Jy ! Clean residual min=-0.005509 max=0.006494 Jy/beam ! Clean residual mean=0.000066 rms=0.001598 Jy/beam ! Combined flux in latest and established models = 0.506086 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 0.506086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200516Jy sigma=0.001310 ! Fit after self-cal, rms=0.200574Jy sigma=0.001310 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.3% 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 = -9.56238e-05 Jy ! Component: 100 - total flux cleaned = -9.40947e-05 Jy ! Component: 150 - total flux cleaned = -0.00011552 Jy ! Component: 200 - total flux cleaned = -0.000135893 Jy ! Total flux subtracted in 200 components = -0.000135893 Jy ! Clean residual min=-0.005501 max=0.006504 Jy/beam ! Clean residual mean=0.000066 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 0.50595 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 68 components and 0.50595 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.200570Jy sigma=0.001310 ! Fit after self-cal, rms=0.200569Jy sigma=0.001310 ! Inverting map ! Your choice of large map pixels excluded 12.3% 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=0.200569Jy sigma=0.001310 ! Fit after self-cal, rms=0.205253Jy sigma=0.001301 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.417 mas, bmaj=2.263 mas, bpa=9.4 degrees ! Estimated noise=942.28 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00149361 Jy ! Component: 100 - total flux cleaned = -0.00186761 Jy ! Component: 150 - total flux cleaned = -0.00210572 Jy ! Component: 200 - total flux cleaned = -0.00224963 Jy ! Total flux subtracted in 200 components = -0.00224963 Jy ! Clean residual min=-0.004473 max=0.005650 Jy/beam ! Clean residual mean=0.000020 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 0.5037 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 74 components and 0.5037 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205208Jy sigma=0.001301 ! Fit after self-cal, rms=0.205285Jy sigma=0.001301 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.3% 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 (20.4, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392521 Jy ! Component: 100 - total flux cleaned = 0.00357913 Jy ! Component: 150 - total flux cleaned = 0.00324605 Jy ! Component: 200 - total flux cleaned = 0.00314604 Jy ! Total flux subtracted in 200 components = 0.00314604 Jy ! Clean residual min=-0.004271 max=0.004390 Jy/beam ! Clean residual mean=0.000010 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.506846 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 85 components and 0.506846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205161Jy sigma=0.001300 ! Fit after self-cal, rms=0.205163Jy sigma=0.001300 ! Inverting map ! Your choice of large map pixels excluded 12.3% 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=0.205163Jy sigma=0.001300 ! Fit after self-cal, rms=0.205113Jy sigma=0.001300 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=2.59 mas, bmaj=6.543 mas, bpa=-23.94 degrees ! Estimated noise=987.813 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000130786 Jy ! Component: 100 - total flux cleaned = -0.000303271 Jy ! Component: 150 - total flux cleaned = -0.000412625 Jy ! Component: 200 - total flux cleaned = -0.000412102 Jy ! Total flux subtracted in 200 components = -0.000412102 Jy ! Clean residual min=-0.003261 max=0.002987 Jy/beam ! Clean residual mean=0.000012 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.506434 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 91 components and 0.506434 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205093Jy sigma=0.001299 ! Fit after self-cal, rms=0.205094Jy sigma=0.001299 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.3% 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 = 0.000186273 Jy ! Component: 100 - total flux cleaned = 0.000158489 Jy ! Component: 150 - total flux cleaned = 0.000159097 Jy ! Component: 200 - total flux cleaned = 0.00013447 Jy ! Total flux subtracted in 200 components = 0.00013447 Jy ! Clean residual min=-0.003221 max=0.003010 Jy/beam ! Clean residual mean=0.000010 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.506569 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 94 components and 0.506569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205085Jy sigma=0.001299 ! Fit after self-cal, rms=0.205085Jy sigma=0.001299 ! Inverting map ! Your choice of large map pixels excluded 12.3% 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 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.418 mas, bmaj=2.266 mas, bpa=9.349 degrees ! Estimated noise=941.115 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.418 x 2.266 at 9.349 degrees (North through East) ! Clean map min=-0.0036221 max=0.43414 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 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.091 mas, bmaj=1.996 mas, bpa=6.302 degrees ! Estimated noise=1578.85 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.350973 Jy ! Component: 100 - total flux cleaned = 0.42986 Jy ! Component: 150 - total flux cleaned = 0.457388 Jy ! Component: 200 - total flux cleaned = 0.472408 Jy ! Total flux subtracted in 200 components = 0.472408 Jy ! Clean residual min=-0.008183 max=0.008674 Jy/beam ! Clean residual mean=0.000097 rms=0.002263 Jy/beam ! Combined flux in latest and established models = 0.472408 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.472408 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.418 mas, bmaj=2.266 mas, bpa=9.349 degrees ! Estimated noise=941.115 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 = 0.0160808 Jy ! Component: 100 - total flux cleaned = 0.0240419 Jy ! Component: 150 - total flux cleaned = 0.0285577 Jy ! Component: 200 - total flux cleaned = 0.0300737 Jy ! Total flux subtracted in 200 components = 0.0300737 Jy ! Clean residual min=-0.004152 max=0.004030 Jy/beam ! Clean residual mean=0.000020 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 0.502482 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.502482 Jy ! Inverting map ! Your choice of large map pixels excluded 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 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 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! Estimated beam: bmin=1.145 mas, bmaj=1.893 mas, bpa=22.83 degrees ! Estimated noise=1125.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000273316 Jy ! Component: 100 - total flux cleaned = -0.000175263 Jy ! Component: 150 - total flux cleaned = 6.59958e-06 Jy ! Component: 200 - total flux cleaned = 0.000169176 Jy ! Total flux subtracted in 200 components = 0.000169176 Jy ! Clean residual min=-0.004971 max=0.005156 Jy/beam ! Clean residual mean=0.000001 rms=0.001313 Jy/beam ! Combined flux in latest and established models = 0.502651 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000146376 Jy ! Component: 100 - total flux cleaned = 0.000217109 Jy ! Component: 150 - total flux cleaned = 0.00041645 Jy ! Component: 200 - total flux cleaned = 0.000477141 Jy ! Total flux subtracted in 200 components = 0.000477141 Jy ! Clean residual min=-0.004976 max=0.005142 Jy/beam ! Clean residual mean=-0.000002 rms=0.001294 Jy/beam ! Combined flux in latest and established models = 0.503128 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 71 components and 0.503128 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205068Jy sigma=0.001300 ! Fit after self-cal, rms=0.205042Jy sigma=0.001299 wmodel J0117-2111_X_2011_08_02_pus_map.mod ! Writing 71 model components to file: J0117-2111_X_2011_08_02_pus_map.mod wobs J0117-2111_X_2011_08_02_pus_uvs.fits ! Writing UV FITS file: J0117-2111_X_2011_08_02_pus_uvs.fits wwins J0117-2111_X_2011_08_02_pus_map.win ! wwins: Wrote 3 windows to J0117-2111_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 12.3% of the data. ! The x-axis pixel size should ideally be below 0.1634 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000271423 Jy ! Component: 100 - total flux cleaned = -0.000941495 Jy ! Component: 150 - total flux cleaned = -0.00180709 Jy ! Component: 200 - total flux cleaned = -0.00255025 Jy ! Component: 250 - total flux cleaned = -0.00311722 Jy ! Component: 300 - total flux cleaned = -0.00332297 Jy ! Component: 350 - total flux cleaned = -0.00352229 Jy ! Component: 400 - total flux cleaned = -0.00358696 Jy ! Component: 450 - total flux cleaned = -0.0035263 Jy ! Component: 500 - total flux cleaned = -0.00364763 Jy ! Component: 550 - total flux cleaned = -0.00376315 Jy ! Component: 600 - total flux cleaned = -0.00376297 Jy ! Component: 650 - total flux cleaned = -0.00381938 Jy ! Component: 700 - total flux cleaned = -0.00376628 Jy ! Component: 750 - total flux cleaned = -0.00366041 Jy ! Component: 800 - total flux cleaned = -0.00339997 Jy ! Component: 850 - total flux cleaned = -0.0032974 Jy ! Component: 900 - total flux cleaned = -0.00319603 Jy ! Component: 950 - total flux cleaned = -0.00299838 Jy ! Component: 1000 - total flux cleaned = -0.00290217 Jy ! Component: 1050 - total flux cleaned = -0.00285489 Jy ! Component: 1100 - total flux cleaned = -0.00290268 Jy ! Component: 1150 - total flux cleaned = -0.00294909 Jy ! Component: 1200 - total flux cleaned = -0.00290334 Jy ! Component: 1250 - total flux cleaned = -0.00294807 Jy ! Component: 1300 - total flux cleaned = -0.00299279 Jy ! Component: 1350 - total flux cleaned = -0.00307985 Jy ! Component: 1400 - total flux cleaned = -0.00320783 Jy ! Component: 1450 - total flux cleaned = -0.00337523 Jy ! Component: 1500 - total flux cleaned = -0.00337516 Jy ! Component: 1550 - total flux cleaned = -0.00353849 Jy ! Component: 1600 - total flux cleaned = -0.00357865 Jy ! Component: 1650 - total flux cleaned = -0.00369793 Jy ! Component: 1700 - total flux cleaned = -0.00377655 Jy ! Component: 1750 - total flux cleaned = -0.0038936 Jy ! Component: 1800 - total flux cleaned = -0.00397116 Jy ! Component: 1850 - total flux cleaned = -0.004047 Jy ! Component: 1900 - total flux cleaned = -0.00408483 Jy ! Component: 1950 - total flux cleaned = -0.00412199 Jy ! Component: 2000 - total flux cleaned = -0.0041217 Jy ! Total flux subtracted in 2048 components = -0.00415842 Jy ! Clean residual min=-0.001954 max=0.002560 Jy/beam ! Clean residual mean=0.000019 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.49897 Jy keep ! Adding 115 model components to the UV plane model. ! The established model now contains 186 components and 0.49897 Jy ![Exited script file: muppet] wmap "J0117-2111_X_2011_08_02_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12.3% 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: 1.145 x 1.893 at 22.83 degrees (North through East) ! Clean map min=-0.0042642 max=0.4272 Jy/beam ! Writing clean map to FITS file: J0117-2111_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 0.427203 invert ! Inverting map ! Your choice of large map pixels excluded 12.3% 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 0.000698117 device "J0117-2111_X_2011_08_02_pus\_map.eps/VPS" ! Attempting to open device: 'J0117-2111_X_2011_08_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.490247 0.490247 0.980495 1.96099 3.92198 7.84396 15.6879 31.3758 62.7517 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.427 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.145 x 1.893 at 22.83 degrees (North through East) ! Clean map min=-0.0042642 max=0.4272 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0117-2111_X_2011_08_02_pus\_map.gif/vgif" ! Attempting to open device: 'J0117-2111_X_2011_08_02_pus_map.gif/vgif' mapplot cln