! Started logfile: J0920-3631_X_2002_01_31_yyk_uvs.log on Wed Jun 27 10:54:22 2007 obs J0920-3631_X_2002_01_31_yyk_uva.fits ! Reading UV FITS file: J0920-3631_X_2002_01_31_yyk_uva.fits ! AN table 1: 34 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.691503 visibilities/baseline/integration-bin. ! Found source: J0920-3631 ! ! 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 4232 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 J0920-3631_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)= 0.207558 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6713 mas, bmaj=1.735 mas, bpa=4.892 degrees ! Estimated noise=2769.32 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 = 0.106893 Jy ! Component: 100 - total flux cleaned = 0.132495 Jy ! Total flux subtracted in 100 components = 0.132495 Jy ! Clean residual min=-0.013254 max=0.015492 Jy/beam ! Clean residual mean=-0.000032 rms=0.003974 Jy/beam ! Combined flux in latest and established models = 0.132495 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.132495 Jy ! ! Correcting IF 1. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 87 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.162293Jy sigma=0.001265 ! Fit after self-cal, rms=0.162074Jy sigma=0.001263 ! Inverting map and beam ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.6713 mas, bmaj=1.735 mas, bpa=4.892 degrees ! Estimated noise=2769.32 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8034 mas, bmaj=2.103 mas, bpa=1.885 degrees ! Estimated noise=1485.01 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 = 0.0195257 Jy ! Component: 100 - total flux cleaned = 0.0262089 Jy ! Component: 150 - total flux cleaned = 0.0285003 Jy ! Component: 200 - total flux cleaned = 0.0287701 Jy ! Total flux subtracted in 200 components = 0.0287701 Jy ! Clean residual min=-0.010606 max=0.011965 Jy/beam ! Clean residual mean=0.000051 rms=0.003431 Jy/beam ! Combined flux in latest and established models = 0.161265 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.161265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161425Jy sigma=0.001250 ! Fit after self-cal, rms=0.161424Jy sigma=0.001250 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8034 x 2.103 at 1.885 degrees (North through East) ! Clean map min=-0.0097798 max=0.12885 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. ! Amplitude normalization factor in sub-array 1: 1.03554 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 HN 1.00* KP 0.94 ! LA 1.01 MK 0.92 NL 1.00* OV 0.95 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.01986 ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 1.00* KP 0.88 ! LA 1.10 MK 1.01 NL 1.00* OV 1.01 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 3. ! 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. ! 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=0.161424Jy sigma=0.001250 ! Fit after self-cal, rms=0.161103Jy sigma=0.001247 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=0.161103Jy sigma=0.001247 ! Fit after self-cal, rms=0.161104Jy sigma=0.001247 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8134 mas, bmaj=2.126 mas, bpa=1.256 degrees ! Estimated noise=1467.98 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 = -0.00173169 Jy ! Component: 100 - total flux cleaned = -0.00184414 Jy ! Component: 150 - total flux cleaned = -0.00183429 Jy ! Component: 200 - total flux cleaned = -0.00182617 Jy ! Total flux subtracted in 200 components = -0.00182617 Jy ! Clean residual min=-0.009473 max=0.011723 Jy/beam ! Clean residual mean=-0.000000 rms=0.003227 Jy/beam ! Combined flux in latest and established models = 0.159439 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 6 model components to the UV plane model. ! The established model now contains 28 components and 0.159439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161022Jy sigma=0.001246 ! Fit after self-cal, rms=0.161019Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.161019Jy sigma=0.001246 ! Fit after self-cal, rms=0.158555Jy sigma=0.001230 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 = 0.00177752 Jy ! Component: 100 - total flux cleaned = 0.00200002 Jy ! Component: 150 - total flux cleaned = 0.0020497 Jy ! Component: 200 - total flux cleaned = 0.00214721 Jy ! Total flux subtracted in 200 components = 0.00214721 Jy ! Clean residual min=-0.008925 max=0.010587 Jy/beam ! Clean residual mean=0.000018 rms=0.002929 Jy/beam ! Combined flux in latest and established models = 0.161586 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.161586 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158574Jy sigma=0.001230 ! Fit after self-cal, rms=0.157588Jy sigma=0.001223 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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: 0.8134 x 2.126 at 1.256 degrees (North through East) ! Clean map min=-0.0079075 max=0.12933 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=0.157588Jy sigma=0.001223 ! Fit after self-cal, rms=0.154063Jy sigma=0.001222 ! 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=0.154063Jy sigma=0.001222 ! Fit after self-cal, rms=0.153212Jy sigma=0.001217 ! Inverting map and beam ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.8127 mas, bmaj=2.13 mas, bpa=0.9403 degrees ! Estimated noise=1417.74 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00313923 Jy ! Component: 100 - total flux cleaned = -0.00329545 Jy ! Component: 150 - total flux cleaned = -0.00328954 Jy ! Component: 200 - total flux cleaned = -0.00328422 Jy ! Total flux subtracted in 200 components = -0.00328422 Jy ! Clean residual min=-0.007697 max=0.009656 Jy/beam ! Clean residual mean=-0.000001 rms=0.002459 Jy/beam ! Combined flux in latest and established models = 0.158302 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.158302 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.153108Jy sigma=0.001216 ! Fit after self-cal, rms=0.152554Jy sigma=0.001213 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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=0.152554Jy sigma=0.001213 ! Fit after self-cal, rms=0.151197Jy sigma=0.001213 ! 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=0.151197Jy sigma=0.001213 ! Fit after self-cal, rms=0.150871Jy sigma=0.001211 ! Inverting map and beam ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.811 mas, bmaj=2.122 mas, bpa=2.25 degrees ! Estimated noise=1400.24 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000817724 Jy ! Component: 100 - total flux cleaned = -0.000759915 Jy ! Component: 150 - total flux cleaned = -0.000710812 Jy ! Component: 200 - total flux cleaned = -0.000708346 Jy ! Total flux subtracted in 200 components = -0.000708346 Jy ! Clean residual min=-0.007046 max=0.009057 Jy/beam ! Clean residual mean=-0.000008 rms=0.002295 Jy/beam ! Combined flux in latest and established models = 0.157594 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.157594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150846Jy sigma=0.001211 ! Fit after self-cal, rms=0.150667Jy sigma=0.001210 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=2.925 mas, bmaj=9.846 mas, bpa=8.564 degrees ! Estimated noise=1839.08 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 = 0.00191998 Jy ! Component: 100 - total flux cleaned = 0.0020656 Jy ! Component: 150 - total flux cleaned = 0.00220817 Jy ! Component: 200 - total flux cleaned = 0.0023444 Jy ! Total flux subtracted in 200 components = 0.0023444 Jy ! Clean residual min=-0.006983 max=0.009074 Jy/beam ! Clean residual mean=0.000008 rms=0.003304 Jy/beam ! Combined flux in latest and established models = 0.159938 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 5 model components to the UV plane model. ! The established model now contains 44 components and 0.159938 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150744Jy sigma=0.001210 ! Fit after self-cal, rms=0.150630Jy sigma=0.001209 ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.675 mas, bmaj=1.742 mas, bpa=4.824 degrees ! Estimated noise=2625.04 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.105952 Jy ! Component: 100 - total flux cleaned = 0.130395 Jy ! Component: 150 - total flux cleaned = 0.141286 Jy ! Component: 200 - total flux cleaned = 0.146669 Jy ! Total flux subtracted in 200 components = 0.146669 Jy ! Clean residual min=-0.008335 max=0.012161 Jy/beam ! Clean residual mean=-0.000016 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 0.146669 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.146669 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.811 mas, bmaj=2.122 mas, bpa=2.25 degrees ! Estimated noise=1400.24 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 = 0.0081796 Jy ! Component: 100 - total flux cleaned = 0.00956062 Jy ! Component: 150 - total flux cleaned = 0.00982151 Jy ! Component: 200 - total flux cleaned = 0.0101274 Jy ! Total flux subtracted in 200 components = 0.0101274 Jy ! Clean residual min=-0.007305 max=0.009639 Jy/beam ! Clean residual mean=-0.000020 rms=0.002333 Jy/beam ! Combined flux in latest and established models = 0.156797 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.156797 Jy ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=2.925 mas, bmaj=9.846 mas, bpa=8.564 degrees ! Estimated noise=1839.08 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 = 0.00262328 Jy ! Component: 100 - total flux cleaned = 0.00261812 Jy ! Component: 150 - total flux cleaned = 0.00276572 Jy ! Component: 200 - total flux cleaned = 0.00291001 Jy ! Total flux subtracted in 200 components = 0.00291001 Jy ! Clean residual min=-0.006885 max=0.009293 Jy/beam ! Clean residual mean=-0.000000 rms=0.003308 Jy/beam ! Combined flux in latest and established models = 0.159707 Jy ! Adding 5 model components to the UV plane model. ! The established model now contains 30 components and 0.159707 Jy ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! Estimated beam: bmin=0.811 mas, bmaj=2.122 mas, bpa=2.25 degrees ! Estimated noise=1400.24 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00188711 Jy ! Component: 100 - total flux cleaned = -0.0018101 Jy ! Component: 150 - total flux cleaned = -0.0016793 Jy ! Component: 200 - total flux cleaned = -0.00156649 Jy ! Total flux subtracted in 200 components = -0.00156649 Jy ! Clean residual min=-0.007031 max=0.009427 Jy/beam ! Clean residual mean=-0.000009 rms=0.002275 Jy/beam ! Combined flux in latest and established models = 0.15814 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 19 model components to the UV plane model. ! The established model now contains 42 components and 0.15814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150629Jy sigma=0.001209 ! Fit after self-cal, rms=0.150563Jy sigma=0.001209 wmodel J0920-3631_X_2002_01_31_yyk\_map.mod ! Writing 42 model components to file: J0920-3631_X_2002_01_31_yyk_map.mod wobs J0920-3631_X_2002_01_31_yyk\_uvs.fits ! Applying 34 buffered edits. ! Writing UV FITS file: J0920-3631_X_2002_01_31_yyk_uvs.fits wwins J0920-3631_X_2002_01_31_yyk\_map.win ! wwins: Wrote 1 windows to J0920-3631_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 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392552 Jy ! Component: 100 - total flux cleaned = 0.00492261 Jy ! Component: 150 - total flux cleaned = 0.00493087 Jy ! Component: 200 - total flux cleaned = 0.00462635 Jy ! Component: 250 - total flux cleaned = 0.00433728 Jy ! Component: 300 - total flux cleaned = 0.0040639 Jy ! Component: 350 - total flux cleaned = 0.00380605 Jy ! Component: 400 - total flux cleaned = 0.00372516 Jy ! Component: 450 - total flux cleaned = 0.00372762 Jy ! Component: 500 - total flux cleaned = 0.00387546 Jy ! Component: 550 - total flux cleaned = 0.00415828 Jy ! Component: 600 - total flux cleaned = 0.00436072 Jy ! Component: 650 - total flux cleaned = 0.00455685 Jy ! Component: 700 - total flux cleaned = 0.0048099 Jy ! Component: 750 - total flux cleaned = 0.00505392 Jy ! Component: 800 - total flux cleaned = 0.0052936 Jy ! Component: 850 - total flux cleaned = 0.00546742 Jy ! Component: 900 - total flux cleaned = 0.00546714 Jy ! Component: 950 - total flux cleaned = 0.00557501 Jy ! Component: 1000 - total flux cleaned = 0.00557461 Jy ! Component: 1050 - total flux cleaned = 0.00572964 Jy ! Component: 1100 - total flux cleaned = 0.00567984 Jy ! Component: 1150 - total flux cleaned = 0.00582684 Jy ! Component: 1200 - total flux cleaned = 0.00611343 Jy ! Component: 1250 - total flux cleaned = 0.00630003 Jy ! Component: 1300 - total flux cleaned = 0.00643764 Jy ! Component: 1350 - total flux cleaned = 0.00675336 Jy ! Component: 1400 - total flux cleaned = 0.00706191 Jy ! Component: 1450 - total flux cleaned = 0.00723578 Jy ! Component: 1500 - total flux cleaned = 0.00762067 Jy ! Component: 1550 - total flux cleaned = 0.00804093 Jy ! Component: 1600 - total flux cleaned = 0.00833106 Jy ! Component: 1650 - total flux cleaned = 0.00869807 Jy ! Component: 1700 - total flux cleaned = 0.00893894 Jy ! Component: 1750 - total flux cleaned = 0.00929519 Jy ! Component: 1800 - total flux cleaned = 0.00956829 Jy ! Component: 1850 - total flux cleaned = 0.00987605 Jy ! Component: 1900 - total flux cleaned = 0.0101044 Jy ! Component: 1950 - total flux cleaned = 0.0101798 Jy ! Component: 2000 - total flux cleaned = 0.0104404 Jy ! Total flux subtracted in 2048 components = 0.0105144 Jy ! Clean residual min=-0.002186 max=0.002104 Jy/beam ! Clean residual mean=-0.000012 rms=0.000697 Jy/beam ! Combined flux in latest and established models = 0.168655 Jy keep ! Adding 118 model components to the UV plane model. ! The established model now contains 160 components and 0.168655 Jy ![Exited script file: muppet] wmap "J0920-3631_X_2002_01_31_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.811 x 2.122 at 2.25 degrees (North through East) ! Clean map min=-0.0054022 max=0.11937 Jy/beam ! Writing clean map to FITS file: J0920-3631_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 0.119366 invert ! Inverting map ! Your choice of large map pixels excluded 1.04% of the data. ! The x-axis pixel size should ideally be below 0.1988 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000684664 device "J0920-3631_X_2002_01_31_yyk\_map.eps/VPS" ! Attempting to open device: 'J0920-3631_X_2002_01_31_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.72075 1.72075 3.4415 6.88299 13.766 27.532 55.0639 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.119 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.811 x 2.122 at 2.25 degrees (North through East) ! Clean map min=-0.0054022 max=0.11937 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0920-3631_X_2002_01_31_yyk\_map.gif/gif" ! Attempting to open device: 'J0920-3631_X_2002_01_31_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0920-3631_X_2002_01_31_yyk_uvs.log closed on Wed Jun 27 10:54:31 2007