! Started logfile: J0402-1458_X_2005_07_08_yyk_uvs.log on Fri Jan 20 09:53:00 2006 obs J0402-1458_X_2005_07_08_yyk_uve.fits ! Reading UV FITS file: J0402-1458_X_2005_07_08_yyk_uve.fits ! AN table 1: 9 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0402-1458 ! ! 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 1407 lines of history. ! ! Reading 1620 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 ![@muppet J0402-1458_X_2005_07_08_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)= 0.12881 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 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7338 mas, bmaj=1.811 mas, bpa=-7.067 degrees ! Estimated noise=1.33483 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 = 0.0910155 Jy ! Component: 100 - total flux cleaned = 0.116563 Jy ! Total flux subtracted in 100 components = 0.116563 Jy ! Clean residual min=-0.006790 max=0.008676 Jy/beam ! Clean residual mean=0.000042 rms=0.001968 Jy/beam ! Combined flux in latest and established models = 0.116563 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.116563 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.061611Jy sigma=1.096170 ! Fit after self-cal, rms=0.061514Jy sigma=1.091636 ! Inverting map and beam ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7338 mas, bmaj=1.811 mas, bpa=-7.067 degrees ! Estimated noise=1.33483 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 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.9162 mas, bmaj=2.338 mas, bpa=-7.407 degrees ! Estimated noise=0.96288 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 = 0.0161706 Jy ! Component: 100 - total flux cleaned = 0.020886 Jy ! Component: 150 - total flux cleaned = 0.0226637 Jy ! Component: 200 - total flux cleaned = 0.0228609 Jy ! Total flux subtracted in 200 components = 0.0228609 Jy ! Clean residual min=-0.004819 max=0.008385 Jy/beam ! Clean residual mean=0.000012 rms=0.001391 Jy/beam ! Combined flux in latest and established models = 0.139424 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 35 components and 0.139424 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059367Jy sigma=1.035092 ! Fit after self-cal, rms=0.059346Jy sigma=1.034836 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Added new window around map position (-2.4, 0.6). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00888191 Jy ! Component: 100 - total flux cleaned = 0.00942158 Jy ! Component: 150 - total flux cleaned = 0.00951713 Jy ! Component: 200 - total flux cleaned = 0.0097283 Jy ! Total flux subtracted in 200 components = 0.0097283 Jy ! Clean residual min=-0.004398 max=0.004693 Jy/beam ! Clean residual mean=0.000017 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 0.149152 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.149152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058564Jy sigma=1.015925 ! Fit after self-cal, rms=0.058440Jy sigma=1.014214 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9162 x 2.338 at -7.407 degrees (North through East) ! Clean map min=-0.0043482 max=0.111 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 ! 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 2. ! Amplitude normalization factor in sub-array 1: 1.01096 ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.96 HN 1.05 KP 0.93 ! LA 1.02 MK 0.98 NL 1.03 OV 1.01 ! PT 1.02 SC 0.97 ! ! ! 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=0.058440Jy sigma=1.014214 ! Fit after self-cal, rms=0.058333Jy sigma=1.011400 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=0.058333Jy sigma=1.011400 ! Fit after self-cal, rms=0.058321Jy sigma=1.011259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.9179 mas, bmaj=2.324 mas, bpa=-7.22 degrees ! Estimated noise=0.962208 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 = 0.00129238 Jy ! Component: 100 - total flux cleaned = 0.00147176 Jy ! Component: 150 - total flux cleaned = 0.00152631 Jy ! Component: 200 - total flux cleaned = 0.00162708 Jy ! Total flux subtracted in 200 components = 0.00162708 Jy ! Clean residual min=-0.003915 max=0.004132 Jy/beam ! Clean residual mean=0.000010 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.150779 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 71 components and 0.150779 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.058248Jy sigma=1.009403 ! Fit after self-cal, rms=0.058227Jy sigma=1.009196 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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=0.058227Jy sigma=1.009196 ! Fit after self-cal, rms=0.055056Jy sigma=0.958927 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 = 0.000788728 Jy ! Component: 100 - total flux cleaned = 0.000844886 Jy ! Component: 150 - total flux cleaned = 0.000943558 Jy ! Component: 200 - total flux cleaned = 0.000897406 Jy ! Total flux subtracted in 200 components = 0.000897406 Jy ! Clean residual min=-0.003927 max=0.003725 Jy/beam ! Clean residual mean=0.000007 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.151677 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.151677 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.054987Jy sigma=0.957254 ! Fit after self-cal, rms=0.054722Jy sigma=0.954530 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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: 0.9179 x 2.324 at -7.22 degrees (North through East) ! Clean map min=-0.0039557 max=0.11245 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=0.054722Jy sigma=0.954530 ! Fit after self-cal, rms=0.053858Jy sigma=0.947511 ! 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=0.053858Jy sigma=0.947511 ! Fit after self-cal, rms=0.053739Jy sigma=0.947029 ! Inverting map and beam ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.922 mas, bmaj=2.339 mas, bpa=-7.121 degrees ! Estimated noise=0.956653 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000395549 Jy ! Component: 100 - total flux cleaned = -0.000526298 Jy ! Component: 150 - total flux cleaned = -0.000600924 Jy ! Component: 200 - total flux cleaned = -0.000600081 Jy ! Total flux subtracted in 200 components = -0.000600081 Jy ! Clean residual min=-0.003514 max=0.003479 Jy/beam ! Clean residual mean=0.000008 rms=0.000926 Jy/beam ! Combined flux in latest and established models = 0.151077 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 93 components and 0.151077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053681Jy sigma=0.946045 ! Fit after self-cal, rms=0.053601Jy sigma=0.945805 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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=0.053601Jy sigma=0.945805 ! Fit after self-cal, rms=0.053340Jy sigma=0.945289 ! 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=0.053340Jy sigma=0.945289 ! Fit after self-cal, rms=0.053290Jy sigma=0.945033 ! Inverting map and beam ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.9239 mas, bmaj=2.337 mas, bpa=-7.054 degrees ! Estimated noise=0.948861 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000493884 Jy ! Component: 100 - total flux cleaned = -0.00053345 Jy ! Component: 150 - total flux cleaned = -0.000604492 Jy ! Component: 200 - total flux cleaned = -0.000671682 Jy ! Total flux subtracted in 200 components = -0.000671682 Jy ! Clean residual min=-0.003408 max=0.003587 Jy/beam ! Clean residual mean=0.000006 rms=0.000917 Jy/beam ! Combined flux in latest and established models = 0.150405 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 102 components and 0.150405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053245Jy sigma=0.944171 ! Fit after self-cal, rms=0.053204Jy sigma=0.944028 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.288 mas, bmaj=4.516 mas, bpa=-2.294 degrees ! Estimated noise=1.18643 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 = 7.71484e-05 Jy ! Component: 100 - total flux cleaned = 7.68419e-05 Jy ! Component: 150 - total flux cleaned = 0.000124127 Jy ! Component: 200 - total flux cleaned = 0.000167323 Jy ! Total flux subtracted in 200 components = 0.000167323 Jy ! Clean residual min=-0.003647 max=0.003249 Jy/beam ! Clean residual mean=0.000011 rms=0.001042 Jy/beam ! Combined flux in latest and established models = 0.150572 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 112 components and 0.150572 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053197Jy sigma=0.944016 ! Fit after self-cal, rms=0.053171Jy sigma=0.943914 ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.7369 mas, bmaj=1.814 mas, bpa=-6.949 degrees ! Estimated noise=1.32548 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0916339 Jy ! Component: 100 - total flux cleaned = 0.116786 Jy ! Component: 150 - total flux cleaned = 0.129077 Jy ! Component: 200 - total flux cleaned = 0.13684 Jy ! Total flux subtracted in 200 components = 0.13684 Jy ! Clean residual min=-0.005988 max=0.006210 Jy/beam ! Clean residual mean=0.000017 rms=0.001467 Jy/beam ! Combined flux in latest and established models = 0.13684 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.13684 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.9239 mas, bmaj=2.337 mas, bpa=-7.054 degrees ! Estimated noise=0.948861 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 = 0.00824424 Jy ! Component: 100 - total flux cleaned = 0.0115233 Jy ! Component: 150 - total flux cleaned = 0.0122172 Jy ! Component: 200 - total flux cleaned = 0.0125402 Jy ! Total flux subtracted in 200 components = 0.0125402 Jy ! Clean residual min=-0.003712 max=0.003464 Jy/beam ! Clean residual mean=0.000007 rms=0.000957 Jy/beam ! Combined flux in latest and established models = 0.14938 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.14938 Jy ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 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 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=2.288 mas, bmaj=4.516 mas, bpa=-2.294 degrees ! Estimated noise=1.18643 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 = 0.000721636 Jy ! Component: 100 - total flux cleaned = 0.000985711 Jy ! Component: 150 - total flux cleaned = 0.00115545 Jy ! Component: 200 - total flux cleaned = 0.00118311 Jy ! Total flux subtracted in 200 components = 0.00118311 Jy ! Clean residual min=-0.003873 max=0.003295 Jy/beam ! Clean residual mean=0.000013 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.150564 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.150564 Jy ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! Estimated beam: bmin=0.9239 mas, bmaj=2.337 mas, bpa=-7.054 degrees ! Estimated noise=0.948861 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000410075 Jy ! Component: 100 - total flux cleaned = -0.000463169 Jy ! Component: 150 - total flux cleaned = -0.000512507 Jy ! Component: 200 - total flux cleaned = -0.000512769 Jy ! Total flux subtracted in 200 components = -0.000512769 Jy ! Clean residual min=-0.003572 max=0.003449 Jy/beam ! Clean residual mean=0.000006 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.150051 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 74 components and 0.150051 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053236Jy sigma=0.945919 ! Fit after self-cal, rms=0.053212Jy sigma=0.945669 wmodel J0402-1458_X_2005_07_08_yyk\_map.mod ! Writing 74 model components to file: J0402-1458_X_2005_07_08_yyk_map.mod wobs J0402-1458_X_2005_07_08_yyk\_uvs.fits ! Writing UV FITS file: J0402-1458_X_2005_07_08_yyk_uvs.fits wwins J0402-1458_X_2005_07_08_yyk\_map.win ! wwins: Wrote 2 windows to J0402-1458_X_2005_07_08_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 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000525571 Jy ! Component: 100 - total flux cleaned = -0.000527883 Jy ! Component: 150 - total flux cleaned = -0.00041312 Jy ! Component: 200 - total flux cleaned = -0.000195447 Jy ! Component: 250 - total flux cleaned = -3.8481e-05 Jy ! Component: 300 - total flux cleaned = 0.000264143 Jy ! Component: 350 - total flux cleaned = 0.000654446 Jy ! Component: 400 - total flux cleaned = 0.000938844 Jy ! Component: 450 - total flux cleaned = 0.00126325 Jy ! Component: 500 - total flux cleaned = 0.00162303 Jy ! Component: 550 - total flux cleaned = 0.00179959 Jy ! Component: 600 - total flux cleaned = 0.00201657 Jy ! Component: 650 - total flux cleaned = 0.0023551 Jy ! Component: 700 - total flux cleaned = 0.00256185 Jy ! Component: 750 - total flux cleaned = 0.0026433 Jy ! Component: 800 - total flux cleaned = 0.00280425 Jy ! Component: 850 - total flux cleaned = 0.00300097 Jy ! Component: 900 - total flux cleaned = 0.00315616 Jy ! Component: 950 - total flux cleaned = 0.00338611 Jy ! Component: 1000 - total flux cleaned = 0.00346193 Jy ! Component: 1050 - total flux cleaned = 0.00361075 Jy ! Component: 1100 - total flux cleaned = 0.00364711 Jy ! Component: 1150 - total flux cleaned = 0.00361105 Jy ! Component: 1200 - total flux cleaned = 0.00364664 Jy ! Component: 1250 - total flux cleaned = 0.00354093 Jy ! Component: 1300 - total flux cleaned = 0.00354133 Jy ! Component: 1350 - total flux cleaned = 0.00354211 Jy ! Component: 1400 - total flux cleaned = 0.00350801 Jy ! Component: 1450 - total flux cleaned = 0.00347456 Jy ! Component: 1500 - total flux cleaned = 0.00340785 Jy ! Component: 1550 - total flux cleaned = 0.00327668 Jy ! Component: 1600 - total flux cleaned = 0.00317881 Jy ! Component: 1650 - total flux cleaned = 0.00308197 Jy ! Component: 1700 - total flux cleaned = 0.00301829 Jy ! Component: 1750 - total flux cleaned = 0.00279796 Jy ! Component: 1800 - total flux cleaned = 0.00270504 Jy ! Component: 1850 - total flux cleaned = 0.00255145 Jy ! Component: 1900 - total flux cleaned = 0.00239928 Jy ! Component: 1950 - total flux cleaned = 0.00233883 Jy ! Component: 2000 - total flux cleaned = 0.0023089 Jy ! Total flux subtracted in 2048 components = 0.00210167 Jy ! Clean residual min=-0.001662 max=0.002215 Jy/beam ! Clean residual mean=-0.000004 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.152152 Jy keep ! Adding 131 model components to the UV plane model. ! The established model now contains 205 components and 0.152153 Jy ![Exited script file: muppet] wmap "J0402-1458_X_2005_07_08_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9239 x 2.337 at -7.054 degrees (North through East) ! Clean map min=-0.0031545 max=0.11064 Jy/beam ! Writing clean map to FITS file: J0402-1458_X_2005_07_08_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.11064 invert ! Inverting map ! Your choice of large map pixels excluded 0.137% of the data. ! The x-axis pixel size should ideally be below 0.1987 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000559758 device "J0402-1458_X_2005_07_08_yyk\_map.eps/VPS" ! Attempting to open device: 'J0402-1458_X_2005_07_08_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.51778 1.51778 3.03557 6.07113 12.1423 24.2845 48.5691 97.1381 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0016 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.11 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9239 x 2.337 at -7.054 degrees (North through East) ! Clean map min=-0.0031545 max=0.11064 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0402-1458_X_2005_07_08_yyk\_map.gif/gif" ! Attempting to open device: 'J0402-1458_X_2005_07_08_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0402-1458_X_2005_07_08_yyk_uvs.log closed on Fri Jan 20 09:53:05 2006