! Started logfile: J0522-3627_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:24:37 2008 obs J0522-3627_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0522-3627_X_1998_10_01_pus_uva.fits ! AN table 1: 267 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.107237 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0522-3627 ! ! 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 8.40798e+09 4e+06 1 4e+06 ! 02 2 8.47798e+09 4e+06 1 4e+06 ! 03 3 8.79298e+09 4e+06 1 4e+06 ! 04 4 8.89798e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 2049 lines of history. ! ! Reading 15576 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 J0522-3627_X_1998_10_01_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 3286 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3286 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3286 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3286 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.681032Jy sigma=0.005849 ! Fit after self-cal, rms=0.482708Jy sigma=0.004408 ! 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 0.523% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.6491 mas, bmaj=2.322 mas, bpa=-10.45 degrees ! Estimated noise=1176.3 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 = 0.832381 Jy ! Component: 100 - total flux cleaned = 1.09214 Jy ! Total flux subtracted in 100 components = 1.09214 Jy ! Clean residual min=-0.060305 max=0.116755 Jy/beam ! Clean residual mean=0.003872 rms=0.022062 Jy/beam ! Combined flux in latest and established models = 1.09214 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.09214 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.431744Jy sigma=0.003883 ! Fit after self-cal, rms=0.430646Jy sigma=0.003875 ! Inverting map ! Your choice of large map pixels excluded 0.523% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 0.523% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.7968 mas, bmaj=2.701 mas, bpa=-12.31 degrees ! Estimated noise=664.569 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 = 0.196357 Jy ! Component: 100 - total flux cleaned = 0.299883 Jy ! Component: 150 - total flux cleaned = 0.357884 Jy ! Component: 200 - total flux cleaned = 0.390442 Jy ! Total flux subtracted in 200 components = 0.390442 Jy ! Clean residual min=-0.037854 max=0.069000 Jy/beam ! Clean residual mean=-0.000065 rms=0.014353 Jy/beam ! Combined flux in latest and established models = 1.48258 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 28 components and 1.48258 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.365245Jy sigma=0.002772 ! Fit after self-cal, rms=0.364617Jy sigma=0.002768 ! Inverting map ! Your choice of large map pixels excluded 0.523% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HN 1.25 ! KK 1.08 KP 0.95 LA 0.95 MK 0.94 ! NL 1.09 NY 1.00* ON 1.00* OV 0.99 ! PT 1.00 SC 1.04 WF 1.28 MC 1.00* ! GN 0.98 ! ! ! Correcting IF 2. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.98 GC 1.00* HN 1.33 ! KK 1.05 KP 0.96 LA 0.91 MK 0.95 ! NL 1.12 NY 1.00* ON 1.00* OV 0.99 ! PT 1.00 SC 1.02 WF 1.27 MC 1.00* ! GN 0.95 ! ! ! Correcting IF 3. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 GC 1.00* HN 1.23 ! KK 1.06 KP 0.98 LA 0.90 MK 0.98 ! NL 1.09 NY 1.00* ON 1.00* OV 0.93 ! PT 1.00 SC 1.04 WF 1.25 MC 1.00* ! GN 0.96 ! ! ! Correcting IF 4. ! A total of 42 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.93 GC 1.00* HN 1.28 ! KK 1.05 KP 0.95 LA 0.92 MK 0.93 ! NL 1.10 NY 1.00* ON 1.00* OV 0.96 ! PT 0.96 SC 1.00 WF 1.25 MC 1.00* ! GN 0.95 ! ! ! Fit before self-cal, rms=0.364617Jy sigma=0.002768 ! Fit after self-cal, rms=0.375469Jy sigma=0.002512 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8017 mas, bmaj=2.696 mas, bpa=-12.26 degrees ! Estimated noise=666.214 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 = -0.0185242 Jy ! Component: 100 - total flux cleaned = -0.0173342 Jy ! Component: 150 - total flux cleaned = -0.0168769 Jy ! Component: 200 - total flux cleaned = -0.0168946 Jy ! Total flux subtracted in 200 components = -0.0168946 Jy ! Clean residual min=-0.022971 max=0.023485 Jy/beam ! Clean residual mean=0.000048 rms=0.008688 Jy/beam ! Combined flux in latest and established models = 1.46569 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 1.46569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.372857Jy sigma=0.002495 ! Fit after self-cal, rms=0.374413Jy sigma=0.002493 ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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=0.374413Jy sigma=0.002493 ! Fit after self-cal, rms=0.375117Jy sigma=0.002454 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8033 mas, bmaj=2.692 mas, bpa=-12.05 degrees ! Estimated noise=663.719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00917617 Jy ! Component: 100 - total flux cleaned = -0.0103272 Jy ! Component: 150 - total flux cleaned = -0.0106591 Jy ! Component: 200 - total flux cleaned = -0.0112667 Jy ! Total flux subtracted in 200 components = -0.0112667 Jy ! Clean residual min=-0.019770 max=0.021188 Jy/beam ! Clean residual mean=0.000935 rms=0.008061 Jy/beam ! Combined flux in latest and established models = 1.45442 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 39 components and 1.45442 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374122Jy sigma=0.002448 ! Fit after self-cal, rms=0.374165Jy sigma=0.002448 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 = -0.000610561 Jy ! Component: 100 - total flux cleaned = -0.000614924 Jy ! Component: 150 - total flux cleaned = -0.000878354 Jy ! Component: 200 - total flux cleaned = -0.00136006 Jy ! Total flux subtracted in 200 components = -0.00136006 Jy ! Clean residual min=-0.019095 max=0.021403 Jy/beam ! Clean residual mean=0.000992 rms=0.007973 Jy/beam ! Combined flux in latest and established models = 1.45306 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 1.45306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.373657Jy sigma=0.002444 ! Fit after self-cal, rms=0.373697Jy sigma=0.002444 ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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=0.373697Jy sigma=0.002444 ! Fit after self-cal, rms=0.375137Jy sigma=0.002437 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8035 mas, bmaj=2.691 mas, bpa=-12.03 degrees ! Estimated noise=662.955 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00493166 Jy ! Component: 100 - total flux cleaned = -0.00570891 Jy ! Component: 150 - total flux cleaned = -0.00595003 Jy ! Component: 200 - total flux cleaned = -0.00639752 Jy ! Total flux subtracted in 200 components = -0.00639752 Jy ! Clean residual min=-0.018343 max=0.022791 Jy/beam ! Clean residual mean=0.001372 rms=0.007809 Jy/beam ! Combined flux in latest and established models = 1.44667 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 1.44667 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374680Jy sigma=0.002434 ! Fit after self-cal, rms=0.374784Jy sigma=0.002434 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 = 6.08325e-05 Jy ! Component: 100 - total flux cleaned = -0.000345662 Jy ! Component: 150 - total flux cleaned = -0.000720166 Jy ! Component: 200 - total flux cleaned = -0.000895867 Jy ! Total flux subtracted in 200 components = -0.000895867 Jy ! Clean residual min=-0.018159 max=0.022853 Jy/beam ! Clean residual mean=0.001401 rms=0.007753 Jy/beam ! Combined flux in latest and established models = 1.44577 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 41 components and 1.44577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.374516Jy sigma=0.002432 ! Fit after self-cal, rms=0.374526Jy sigma=0.002432 ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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=0.374526Jy sigma=0.002432 ! Fit after self-cal, rms=0.375659Jy sigma=0.002432 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=2.296 mas, bmaj=6.551 mas, bpa=-8.298 degrees ! Estimated noise=833.149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00103186 Jy ! Component: 100 - total flux cleaned = -0.00139868 Jy ! Component: 150 - total flux cleaned = -0.00168881 Jy ! Component: 200 - total flux cleaned = -0.00213065 Jy ! Total flux subtracted in 200 components = -0.00213065 Jy ! Clean residual min=-0.027326 max=0.033839 Jy/beam ! Clean residual mean=0.003066 rms=0.014837 Jy/beam ! Combined flux in latest and established models = 1.44364 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 46 components and 1.44364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375691Jy sigma=0.002433 ! Fit after self-cal, rms=0.375365Jy sigma=0.002430 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 = -0.000463029 Jy ! Component: 100 - total flux cleaned = -0.00075008 Jy ! Component: 150 - total flux cleaned = -0.000985507 Jy ! Component: 200 - total flux cleaned = -0.00117837 Jy ! Total flux subtracted in 200 components = -0.00117837 Jy ! Clean residual min=-0.027380 max=0.033384 Jy/beam ! Clean residual mean=0.003151 rms=0.014810 Jy/beam ! Combined flux in latest and established models = 1.44246 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 46 components and 1.44246 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.375569Jy sigma=0.002433 ! Fit after self-cal, rms=0.375257Jy sigma=0.002430 ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8035 mas, bmaj=2.692 mas, bpa=-12.03 degrees ! Estimated noise=662.3 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8035 x 2.692 at -12.03 degrees (North through East) ! Clean map min=-0.016939 max=1.1261 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=0.375257Jy sigma=0.002430 ! Fit after self-cal, rms=0.366519Jy sigma=0.002194 ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8022 mas, bmaj=2.678 mas, bpa=-11.91 degrees ! Estimated noise=662.041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00213952 Jy ! Component: 100 - total flux cleaned = -0.00258193 Jy ! Component: 150 - total flux cleaned = -0.00258662 Jy ! Component: 200 - total flux cleaned = -0.00269885 Jy ! Total flux subtracted in 200 components = -0.00269885 Jy ! Clean residual min=-0.017033 max=0.022805 Jy/beam ! Clean residual mean=0.001536 rms=0.007564 Jy/beam ! Combined flux in latest and established models = 1.43976 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 1.43976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366340Jy sigma=0.002193 ! Fit after self-cal, rms=0.366352Jy sigma=0.002193 ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.57119e-05 Jy ! Component: 100 - total flux cleaned = -0.000154791 Jy ! Component: 150 - total flux cleaned = -0.000351201 Jy ! Component: 200 - total flux cleaned = -0.000445045 Jy ! Total flux subtracted in 200 components = -0.000445045 Jy ! Clean residual min=-0.017093 max=0.022909 Jy/beam ! Clean residual mean=0.001554 rms=0.007545 Jy/beam ! Combined flux in latest and established models = 1.43932 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 56 components and 1.43932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366256Jy sigma=0.002192 ! Fit after self-cal, rms=0.366262Jy sigma=0.002192 ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.366262Jy sigma=0.002192 ! Fit after self-cal, rms=0.366880Jy sigma=0.002192 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 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.6508 mas, bmaj=2.311 mas, bpa=-10.04 degrees ! Estimated noise=1180.52 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.833984 Jy ! Component: 100 - total flux cleaned = 1.10176 Jy ! Component: 150 - total flux cleaned = 1.23637 Jy ! Component: 200 - total flux cleaned = 1.31152 Jy ! Total flux subtracted in 200 components = 1.31152 Jy ! Clean residual min=-0.020847 max=0.037946 Jy/beam ! Clean residual mean=0.001458 rms=0.007735 Jy/beam ! Combined flux in latest and established models = 1.31152 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 1.31152 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8023 mas, bmaj=2.681 mas, bpa=-11.94 degrees ! Estimated noise=661.708 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 = 0.0627604 Jy ! Component: 100 - total flux cleaned = 0.0941652 Jy ! Component: 150 - total flux cleaned = 0.110411 Jy ! Component: 200 - total flux cleaned = 0.118619 Jy ! Total flux subtracted in 200 components = 0.118619 Jy ! Clean residual min=-0.017757 max=0.022900 Jy/beam ! Clean residual mean=0.001919 rms=0.007650 Jy/beam ! Combined flux in latest and established models = 1.43014 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 31 components and 1.43014 Jy ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 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 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=2.3 mas, bmaj=6.552 mas, bpa=-8.205 degrees ! Estimated noise=832.903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00701101 Jy ! Component: 100 - total flux cleaned = 0.00706745 Jy ! Component: 150 - total flux cleaned = 0.00709299 Jy ! Component: 200 - total flux cleaned = 0.00710744 Jy ! Total flux subtracted in 200 components = 0.00710744 Jy ! Clean residual min=-0.026888 max=0.033175 Jy/beam ! Clean residual mean=0.003531 rms=0.014659 Jy/beam ! Combined flux in latest and established models = 1.43725 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 = 7.27535e-06 Jy ! Component: 100 - total flux cleaned = 9.51562e-06 Jy ! Component: 150 - total flux cleaned = 7.73132e-06 Jy ! Component: 200 - total flux cleaned = -7.22469e-05 Jy ! Total flux subtracted in 200 components = -7.22469e-05 Jy ! Clean residual min=-0.026947 max=0.032927 Jy/beam ! Clean residual mean=0.003539 rms=0.014543 Jy/beam ! Combined flux in latest and established models = 1.43718 Jy ! Adding 6 model components to the UV plane model. ! The established model now contains 36 components and 1.43718 Jy ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! Estimated beam: bmin=0.8023 mas, bmaj=2.681 mas, bpa=-11.94 degrees ! Estimated noise=661.708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00239496 Jy ! Component: 100 - total flux cleaned = -0.00233209 Jy ! Component: 150 - total flux cleaned = -0.0025113 Jy ! Component: 200 - total flux cleaned = -0.00233488 Jy ! Total flux subtracted in 200 components = -0.00233488 Jy ! Clean residual min=-0.017507 max=0.023095 Jy/beam ! Clean residual mean=0.001710 rms=0.007544 Jy/beam ! Combined flux in latest and established models = 1.43484 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 1.43484 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.367092Jy sigma=0.002195 ! Fit after self-cal, rms=0.366982Jy sigma=0.002195 wmodel J0522-3627_X_1998_10_01_pus_map.mod ! Writing 43 model components to file: J0522-3627_X_1998_10_01_pus_map.mod wobs J0522-3627_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0522-3627_X_1998_10_01_pus_uvs.fits wwins J0522-3627_X_1998_10_01_pus_map.win ! wwins: Wrote 1 windows to J0522-3627_X_1998_10_01_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 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00980766 Jy ! Component: 100 - total flux cleaned = 0.0180876 Jy ! Component: 150 - total flux cleaned = 0.0249131 Jy ! Component: 200 - total flux cleaned = 0.0303237 Jy ! Component: 250 - total flux cleaned = 0.0343316 Jy ! Component: 300 - total flux cleaned = 0.0380609 Jy ! Component: 350 - total flux cleaned = 0.0408926 Jy ! Component: 400 - total flux cleaned = 0.0435478 Jy ! Component: 450 - total flux cleaned = 0.0460461 Jy ! Component: 500 - total flux cleaned = 0.0476835 Jy ! Component: 550 - total flux cleaned = 0.0492444 Jy ! Component: 600 - total flux cleaned = 0.0502287 Jy ! Component: 650 - total flux cleaned = 0.0505456 Jy ! Component: 700 - total flux cleaned = 0.0511549 Jy ! Component: 750 - total flux cleaned = 0.0515927 Jy ! Component: 800 - total flux cleaned = 0.0521578 Jy ! Component: 850 - total flux cleaned = 0.0521583 Jy ! Component: 900 - total flux cleaned = 0.0521587 Jy ! Component: 950 - total flux cleaned = 0.0521559 Jy ! Component: 1000 - total flux cleaned = 0.052279 Jy ! Total flux subtracted in 1024 components = 0.052154 Jy ! Clean residual min=-0.006809 max=0.008958 Jy/beam ! Clean residual mean=0.000135 rms=0.002985 Jy/beam ! Combined flux in latest and established models = 1.487 Jy keep ! Adding 88 model components to the UV plane model. ! The established model now contains 131 components and 1.487 Jy ![Exited script file: muppet] wmap "J0522-3627_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8023 x 2.681 at -11.94 degrees (North through East) ! Clean map min=-0.0098044 max=1.1345 Jy/beam ! Writing clean map to FITS file: J0522-3627_X_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.13447 invert ! Inverting map ! Your choice of large map pixels excluded 0.529% of the data. ! The x-axis pixel size should ideally be below 0.1966 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00309196 device "J0522-3627_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0522-3627_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.817637 0.817637 1.63527 3.27055 6.5411 13.0822 26.1644 52.3288 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0092 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.134 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8023 x 2.681 at -11.94 degrees (North through East) ! Clean map min=-0.0098044 max=1.1345 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0522-3627_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0522-3627_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0522-3627_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:24:43 2008