! Started logfile: J0453-3949_X_2002_01_31_yyk_uvs.log on Wed Jun 27 10:48:28 2007 obs J0453-3949_X_2002_01_31_yyk_uva.fits ! Reading UV FITS file: J0453-3949_X_2002_01_31_yyk_uva.fits ! AN table 1: 37 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.595195 visibilities/baseline/integration-bin. ! Found source: J0453-3949 ! ! 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 8.40947e+09 8e+06 1 8e+06 ! 02 2 8.47947e+09 8e+06 1 8e+06 ! 03 3 8.79447e+09 8e+06 1 8e+06 ! 04 4 8.89947e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1544 lines of history. ! ! Reading 3964 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 flag NL ! Flagging baselines of antenna 1:NL in the currently selected channels. ![@muppet J0453-3949_X_2002_01_31_yyk] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.04 float dynam dynam = 6.0 float amp_soltime1 amp_soltime1 = 10 float amp_soltime2 amp_soltime2 = 1 float phase_soltime1 phase_soltime1=10 float phase_soltime2 phase_soltime2=0.5 float phase_soltime phase_soltime=phase_soltime1 float ampcor_selflim ampcor_selflim=1.20 float thresh thresh = 0.10 float win_mult win_mult = 1.8 float time_av time_av = 30 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. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.199003 Jy 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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.63 mas, bmaj=1.85 mas, bpa=1.263 degrees ! Estimated noise=3499.36 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.102692 Jy ! Component: 100 - total flux cleaned = 0.118493 Jy ! Total flux subtracted in 100 components = 0.118493 Jy ! Clean residual min=-0.016984 max=0.017794 Jy/beam ! Clean residual mean=0.000070 rms=0.005335 Jy/beam ! Combined flux in latest and established models = 0.118493 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.118493 Jy ! ! Correcting IF 1. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 118 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.163115Jy sigma=0.001249 ! Fit after self-cal, rms=0.162845Jy sigma=0.001247 ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.63 mas, bmaj=1.85 mas, bpa=1.263 degrees ! Estimated noise=3499.36 mJy/beam. print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! 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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8001 mas, bmaj=2.137 mas, bpa=0.3749 degrees ! Estimated noise=1606.57 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00272308 Jy ! Component: 100 - total flux cleaned = -0.00284101 Jy ! Component: 150 - total flux cleaned = -0.00300575 Jy ! Component: 200 - total flux cleaned = -0.00309482 Jy ! Total flux subtracted in 200 components = -0.00309482 Jy ! Clean residual min=-0.010875 max=0.008365 Jy/beam ! Clean residual mean=0.000089 rms=0.002709 Jy/beam ! Combined flux in latest and established models = 0.115398 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.115398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162805Jy sigma=0.001247 ! Fit after self-cal, rms=0.162802Jy sigma=0.001247 ! Inverting map ! Your choice of large map pixels excluded 1.15% 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 ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8001 x 2.137 at 0.3749 degrees (North through East) ! Clean map min=-0.0098901 max=0.11522 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.01392 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.84 HN 1.00* KP 1.01 ! LA 1.20 MK 1.00 NL 1.00* OV 0.87 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1.00611 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.88 HN 1.00* KP 0.99 ! LA 1.07 MK 0.97 NL 1.00* OV 0.88 ! PT 1.11 SC 1.03 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* MK 1.00* NL 1.00* OV 1.00* ! PT 1.00* SC 1.00* ! ! ! Fit before self-cal, rms=0.162802Jy sigma=0.001247 ! Fit after self-cal, rms=0.162147Jy sigma=0.001244 selfcal false, false, phase_soltime ! Performing phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162147Jy sigma=0.001244 ! Fit after self-cal, rms=0.162150Jy sigma=0.001244 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8056 mas, bmaj=2.156 mas, bpa=0.5026 degrees ! Estimated noise=1580.93 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.0014775 Jy ! Component: 100 - total flux cleaned = -0.00179579 Jy ! Component: 150 - total flux cleaned = -0.00181056 Jy ! Component: 200 - total flux cleaned = -0.00182511 Jy ! Total flux subtracted in 200 components = -0.00182511 Jy ! Clean residual min=-0.007322 max=0.006271 Jy/beam ! Clean residual mean=-0.000002 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 0.113573 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.113573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162135Jy sigma=0.001244 ! Fit after self-cal, rms=0.162134Jy sigma=0.001244 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************" ! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** ! phase_soltime=phase_soltime2 selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162134Jy sigma=0.001244 ! Fit after self-cal, rms=0.160828Jy sigma=0.001234 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.15% 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108135 Jy ! Component: 100 - total flux cleaned = 0.00113264 Jy ! Component: 150 - total flux cleaned = 0.00116675 Jy ! Component: 200 - total flux cleaned = 0.00116748 Jy ! Total flux subtracted in 200 components = 0.00116748 Jy ! Clean residual min=-0.007569 max=0.005727 Jy/beam ! Clean residual mean=0.000011 rms=0.001947 Jy/beam ! Combined flux in latest and established models = 0.114741 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.114741 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160826Jy sigma=0.001234 ! Fit after self-cal, rms=0.160673Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***" ! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** ! dynam = dynam - 0.25 restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8056 x 2.156 at 0.5026 degrees (North through East) ! Clean map min=-0.0069252 max=0.11602 Jy/beam if(peak(flux) > thresh) selfcal true, true, amp_soltime1 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true, amp_soltime2 selfcal false, false, phase_soltime 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 false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) print "************** FINISHED AMPLITUDE SELF-CAL **************" end if ! Performing amp+phase self-cal over 10 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160673Jy sigma=0.001232 ! Fit after self-cal, rms=0.158810Jy sigma=0.001232 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158810Jy sigma=0.001232 ! Fit after self-cal, rms=0.158783Jy sigma=0.001232 ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8082 mas, bmaj=2.163 mas, bpa=0.3564 degrees ! Estimated noise=1553.6 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00152821 Jy ! Component: 100 - total flux cleaned = -0.00155 Jy ! Component: 150 - total flux cleaned = -0.00158749 Jy ! Component: 200 - total flux cleaned = -0.00160287 Jy ! Total flux subtracted in 200 components = -0.00160287 Jy ! Clean residual min=-0.007223 max=0.006092 Jy/beam ! Clean residual mean=0.000015 rms=0.001908 Jy/beam ! Combined flux in latest and established models = 0.113138 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 35 components and 0.113138 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158763Jy sigma=0.001232 ! Fit after self-cal, rms=0.158751Jy sigma=0.001232 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158751Jy sigma=0.001232 ! Fit after self-cal, rms=0.157807Jy sigma=0.001231 ! Performing phase self-cal over 0.5 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157807Jy sigma=0.001231 ! Fit after self-cal, rms=0.157810Jy sigma=0.001231 ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8123 mas, bmaj=2.184 mas, bpa=-1.21 degrees ! Estimated noise=1522.55 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00248694 Jy ! Component: 100 - total flux cleaned = -0.00249078 Jy ! Component: 150 - total flux cleaned = -0.00252245 Jy ! Component: 200 - total flux cleaned = -0.00254203 Jy ! Total flux subtracted in 200 components = -0.00254203 Jy ! Clean residual min=-0.007049 max=0.006173 Jy/beam ! Clean residual mean=0.000010 rms=0.001769 Jy/beam ! Combined flux in latest and established models = 0.110596 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 39 components and 0.110596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157760Jy sigma=0.001231 ! Fit after self-cal, rms=0.157757Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.996 mas, bmaj=11.04 mas, bpa=3.524 degrees ! Estimated noise=1997.91 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000850756 Jy ! Component: 100 - total flux cleaned = -0.000851116 Jy ! Component: 150 - total flux cleaned = -0.000850496 Jy ! Component: 200 - total flux cleaned = -0.00084906 Jy ! Total flux subtracted in 200 components = -0.00084906 Jy ! Clean residual min=-0.006401 max=0.005043 Jy/beam ! Clean residual mean=0.000009 rms=0.002360 Jy/beam ! Combined flux in latest and established models = 0.109747 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 42 components and 0.109747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157762Jy sigma=0.001231 ! Fit after self-cal, rms=0.157754Jy sigma=0.001231 ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0 ! No UV-taper is currently set. win_mult = win_mult / 1.4 print "************** FINISHED TAPERING SELF-CAL CLEAN **************" ! ************** FINISHED TAPERING SELF-CAL CLEAN ************** ! print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true,true,true ! clrmod: Cleared the established, tentative and continuum 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 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.6356 mas, bmaj=1.858 mas, bpa=0.5459 degrees ! Estimated noise=3313.36 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0991146 Jy ! Component: 100 - total flux cleaned = 0.113948 Jy ! Component: 150 - total flux cleaned = 0.116367 Jy ! Component: 200 - total flux cleaned = 0.116357 Jy ! Total flux subtracted in 200 components = 0.116357 Jy ! Clean residual min=-0.014786 max=0.014987 Jy/beam ! Clean residual mean=0.000055 rms=0.004668 Jy/beam ! Combined flux in latest and established models = 0.116357 Jy uvw 0,-2 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -2. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.116357 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8123 mas, bmaj=2.184 mas, bpa=-1.21 degrees ! Estimated noise=1522.55 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00562824 Jy ! Component: 100 - total flux cleaned = -0.00570414 Jy ! Component: 150 - total flux cleaned = -0.00570764 Jy ! Component: 200 - total flux cleaned = -0.00570925 Jy ! Total flux subtracted in 200 components = -0.00570925 Jy ! Clean residual min=-0.006774 max=0.006373 Jy/beam ! Clean residual mean=0.000011 rms=0.001792 Jy/beam ! Combined flux in latest and established models = 0.110648 Jy ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.110648 Jy ! Inverting map ! Your choice of large map pixels excluded 1.15% 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. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=2.996 mas, bmaj=11.04 mas, bpa=3.524 degrees ! Estimated noise=1997.91 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=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000681671 Jy ! Component: 100 - total flux cleaned = -0.000685096 Jy ! Component: 150 - total flux cleaned = -0.000685972 Jy ! Component: 200 - total flux cleaned = -0.000687006 Jy ! Total flux subtracted in 200 components = -0.000687006 Jy ! Clean residual min=-0.006524 max=0.005154 Jy/beam ! Clean residual mean=0.000011 rms=0.002394 Jy/beam ! Combined flux in latest and established models = 0.109961 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 23 components and 0.109961 Jy ! Inverting map ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.15% of the data. ! The x-axis pixel size should ideally be below 0.1986 milli-arcsec ! Estimated beam: bmin=0.8123 mas, bmaj=2.184 mas, bpa=-1.21 degrees ! Estimated noise=1522.55 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466402 Jy ! Component: 100 - total flux cleaned = 0.000530096 Jy ! Component: 150 - total flux cleaned = 0.000575673 Jy ! Component: 200 - total flux cleaned = 0.000595684 Jy ! Total flux subtracted in 200 components = 0.000595684 Jy ! Clean residual min=-0.006967 max=0.006367 Jy/beam ! Clean residual mean=0.000010 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.110556 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 8 model components to the UV plane model. ! The established model now contains 29 components and 0.110556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157760Jy sigma=0.001231 ! Fit after self-cal, rms=0.157761Jy sigma=0.001231 wmodel J0453-3949_X_2002_01_31_yyk\_map.mod ! Writing 29 model components to file: J0453-3949_X_2002_01_31_yyk_map.mod wobs J0453-3949_X_2002_01_31_yyk\_uvs.fits ! Applying 37 buffered edits. ! Writing UV FITS file: J0453-3949_X_2002_01_31_yyk_uvs.fits wwins J0453-3949_X_2002_01_31_yyk\_map.win ! wwins: Wrote 1 windows to J0453-3949_X_2002_01_31_yyk_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 1.15% 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 = -0.00119551 Jy ! Component: 100 - total flux cleaned = -0.00247715 Jy ! Component: 150 - total flux cleaned = -0.0038332 Jy ! Component: 200 - total flux cleaned = -0.0046791 Jy ! Component: 250 - total flux cleaned = -0.00531733 Jy ! Component: 300 - total flux cleaned = -0.00604108 Jy ! Component: 350 - total flux cleaned = -0.00653755 Jy ! Component: 400 - total flux cleaned = -0.0069523 Jy ! Component: 450 - total flux cleaned = -0.00740325 Jy ! Component: 500 - total flux cleaned = -0.00783326 Jy ! Component: 550 - total flux cleaned = -0.00829789 Jy ! Component: 600 - total flux cleaned = -0.00844698 Jy ! Component: 650 - total flux cleaned = -0.00839871 Jy ! Component: 700 - total flux cleaned = -0.00849535 Jy ! Component: 750 - total flux cleaned = -0.00863398 Jy ! Component: 800 - total flux cleaned = -0.00872368 Jy ! Component: 850 - total flux cleaned = -0.00885618 Jy ! Component: 900 - total flux cleaned = -0.00885664 Jy ! Component: 950 - total flux cleaned = -0.00885728 Jy ! Component: 1000 - total flux cleaned = -0.00885772 Jy ! Component: 1050 - total flux cleaned = -0.00885783 Jy ! Component: 1100 - total flux cleaned = -0.00885802 Jy ! Component: 1150 - total flux cleaned = -0.00889795 Jy ! Component: 1200 - total flux cleaned = -0.00905502 Jy ! Component: 1250 - total flux cleaned = -0.0091729 Jy ! Component: 1300 - total flux cleaned = -0.00925192 Jy ! Component: 1350 - total flux cleaned = -0.00937045 Jy ! Component: 1400 - total flux cleaned = -0.00944969 Jy ! Component: 1450 - total flux cleaned = -0.00956954 Jy ! Component: 1500 - total flux cleaned = -0.00964979 Jy ! Component: 1550 - total flux cleaned = -0.00977115 Jy ! Component: 1600 - total flux cleaned = -0.00985283 Jy ! Component: 1650 - total flux cleaned = -0.00993491 Jy ! Component: 1700 - total flux cleaned = -0.00997585 Jy ! Component: 1750 - total flux cleaned = -0.0100593 Jy ! Component: 1800 - total flux cleaned = -0.0101437 Jy ! Component: 1850 - total flux cleaned = -0.0101439 Jy ! Component: 1900 - total flux cleaned = -0.0101441 Jy ! Component: 1950 - total flux cleaned = -0.010188 Jy ! Component: 2000 - total flux cleaned = -0.0101881 Jy ! Total flux subtracted in 2048 components = -0.0102335 Jy ! Clean residual min=-0.002638 max=0.002567 Jy/beam ! Clean residual mean=-0.000028 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.100323 Jy keep ! Adding 96 model components to the UV plane model. ! The established model now contains 125 components and 0.100323 Jy ![Exited script file: muppet] wmap "J0453-3949_X_2002_01_31_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.15% 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: 0.8123 x 2.184 at -1.21 degrees (North through East) ! Clean map min=-0.004035 max=0.11158 Jy/beam ! Writing clean map to FITS file: J0453-3949_X_2002_01_31_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.11158 invert ! Inverting map ! Your choice of large map pixels excluded 1.15% 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 0.00079387 device "J0453-3949_X_2002_01_31_yyk\_map.eps/VPS" ! Attempting to open device: 'J0453-3949_X_2002_01_31_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.13445 2.13445 4.26889 8.53779 17.0756 34.1512 68.3023 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.111 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8123 x 2.184 at -1.21 degrees (North through East) ! Clean map min=-0.004035 max=0.11158 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0453-3949_X_2002_01_31_yyk\_map.gif/gif" ! Attempting to open device: 'J0453-3949_X_2002_01_31_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0453-3949_X_2002_01_31_yyk_uvs.log closed on Wed Jun 27 10:48:34 2007