! Started logfile: J0210-0737_S_2005_06_30_yyk_uvs.log on Sat Oct 8 22:55:21 2005 obs J0210-0737_S_2005_06_30_yyk_uve.fits ! Reading UV FITS file: J0210-0737_S_2005_06_30_yyk_uve.fits ! AN table 1: 2 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J0210-0737 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1473 lines of history. ! ! Reading 336 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 J0210-0737_S_2005_06_30_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 = 256x256 pixels with 2.00x2.00 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.0771707 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 0.87% of the data. ! The x-axis pixel size should ideally be below 1.336 milli-arcsec ! Estimated beam: bmin=10.28 mas, bmaj=20.74 mas, bpa=41.35 degrees ! Estimated noise=1.134 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 = 0.0567988 Jy ! Component: 100 - total flux cleaned = 0.072181 Jy ! Total flux subtracted in 100 components = 0.072181 Jy ! Clean residual min=-0.006632 max=0.007360 Jy/beam ! Clean residual mean=0.000031 rms=0.002057 Jy/beam ! Combined flux in latest and established models = 0.072181 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.072181 Jy ! ! Correcting IF 1. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.025824Jy sigma=1.531297 ! Fit after self-cal, rms=0.024564Jy sigma=1.484678 ! Inverting map and beam ! Estimated beam: bmin=10.28 mas, bmaj=20.74 mas, bpa=41.35 degrees ! Estimated noise=1.134 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 ! Estimated beam: bmin=11.03 mas, bmaj=22.17 mas, bpa=47.32 degrees ! Estimated noise=0.954212 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 = 0.00763243 Jy ! Component: 100 - total flux cleaned = 0.011385 Jy ! Component: 150 - total flux cleaned = 0.013263 Jy ! Component: 200 - total flux cleaned = 0.0144099 Jy ! Total flux subtracted in 200 components = 0.0144099 Jy ! Clean residual min=-0.003673 max=0.004101 Jy/beam ! Clean residual mean=0.000011 rms=0.001208 Jy/beam ! Combined flux in latest and established models = 0.086591 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 0.086591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.022310Jy sigma=1.332042 ! Fit after self-cal, rms=0.022239Jy sigma=1.329605 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 11.03 x 22.17 at 47.32 degrees (North through East) ! Clean map min=-0.003723 max=0.066855 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: 1.01508 ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.96 HN 1.00* KP 1.06 ! LA 1.08 MK 1.00* NL 1.00* OV 0.94 ! PT 0.97 SC 1.00* ! ! ! 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=0.022239Jy sigma=1.329605 ! Fit after self-cal, rms=0.021906Jy sigma=1.307933 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=0.021906Jy sigma=1.307933 ! Fit after self-cal, rms=0.021908Jy sigma=1.307873 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=10.9 mas, bmaj=22.15 mas, bpa=47.75 degrees ! Estimated noise=0.946892 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 = 0.00193156 Jy ! Component: 100 - total flux cleaned = 0.00249437 Jy ! Component: 150 - total flux cleaned = 0.00279331 Jy ! Component: 200 - total flux cleaned = 0.0030148 Jy ! Total flux subtracted in 200 components = 0.0030148 Jy ! Clean residual min=-0.003681 max=0.003687 Jy/beam ! Clean residual mean=0.000008 rms=0.001157 Jy/beam ! Combined flux in latest and established models = 0.0896057 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 42 components and 0.0896057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.021868Jy sigma=1.294161 ! Fit after self-cal, rms=0.021846Jy sigma=1.293566 ! Inverting map 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=0.021846Jy sigma=1.293566 ! Fit after self-cal, rms=0.021846Jy sigma=1.293566 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000181342 Jy ! Component: 100 - total flux cleaned = 0.000156646 Jy ! Component: 150 - total flux cleaned = 0.000201969 Jy ! Component: 200 - total flux cleaned = 0.000222873 Jy ! Total flux subtracted in 200 components = 0.000222873 Jy ! Clean residual min=-0.003804 max=0.003568 Jy/beam ! Clean residual mean=0.000008 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.0898286 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 52 components and 0.0898286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.021812Jy sigma=1.290600 ! Fit after self-cal, rms=0.021806Jy sigma=1.290489 ! Inverting map 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: 10.9 x 22.15 at 47.75 degrees (North through East) ! Clean map min=-0.0037815 max=0.066445 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 uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=11.58 mas, bmaj=22.29 mas, bpa=47.47 degrees ! Estimated noise=0.9539 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 = 5.35249e-05 Jy ! Component: 100 - total flux cleaned = 2.42475e-05 Jy ! Component: 150 - total flux cleaned = -3.84748e-06 Jy ! Component: 200 - total flux cleaned = -3.07262e-05 Jy ! Total flux subtracted in 200 components = -3.07262e-05 Jy ! Clean residual min=-0.003826 max=0.003449 Jy/beam ! Clean residual mean=0.000007 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.0897979 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 61 components and 0.0897979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.021794Jy sigma=1.289315 ! Fit after self-cal, rms=0.021791Jy sigma=1.289286 ! Inverting map uvtaper 0,0 ! 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 ! Estimated beam: bmin=10.25 mas, bmaj=20.68 mas, bpa=41.67 degrees ! Estimated noise=1.122 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0566177 Jy ! Component: 100 - total flux cleaned = 0.0722408 Jy ! Component: 150 - total flux cleaned = 0.080085 Jy ! Component: 200 - total flux cleaned = 0.0848879 Jy ! Total flux subtracted in 200 components = 0.0848879 Jy ! Clean residual min=-0.004887 max=0.005383 Jy/beam ! Clean residual mean=0.000020 rms=0.001456 Jy/beam ! Combined flux in latest and established models = 0.0848879 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0848879 Jy ! Inverting map and beam ! Estimated beam: bmin=10.9 mas, bmaj=22.15 mas, bpa=47.75 degrees ! Estimated noise=0.946892 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 = 0.00307286 Jy ! Component: 100 - total flux cleaned = 0.00410717 Jy ! Component: 150 - total flux cleaned = 0.00451869 Jy ! Component: 200 - total flux cleaned = 0.00483889 Jy ! Total flux subtracted in 200 components = 0.00483889 Jy ! Clean residual min=-0.003676 max=0.003724 Jy/beam ! Clean residual mean=0.000010 rms=0.001167 Jy/beam ! Combined flux in latest and established models = 0.0897268 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.0897268 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=11.58 mas, bmaj=22.29 mas, bpa=47.47 degrees ! Estimated noise=0.9539 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 = 8.98111e-05 Jy ! Component: 100 - total flux cleaned = 0.000231695 Jy ! Component: 150 - total flux cleaned = 0.000374648 Jy ! Component: 200 - total flux cleaned = 0.000498477 Jy ! Total flux subtracted in 200 components = 0.000498477 Jy ! Clean residual min=-0.003892 max=0.003442 Jy/beam ! Clean residual mean=0.000007 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 0.0902253 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 35 components and 0.0902253 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=10.9 mas, bmaj=22.15 mas, bpa=47.75 degrees ! Estimated noise=0.946892 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135284 Jy ! Component: 100 - total flux cleaned = 0.000135858 Jy ! Component: 150 - total flux cleaned = 0.000136264 Jy ! Component: 200 - total flux cleaned = 0.000153235 Jy ! Total flux subtracted in 200 components = 0.000153235 Jy ! Clean residual min=-0.003828 max=0.003523 Jy/beam ! Clean residual mean=0.000008 rms=0.001142 Jy/beam ! Combined flux in latest and established models = 0.0903785 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 0.0903786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.021791Jy sigma=1.289171 ! Fit after self-cal, rms=0.021788Jy sigma=1.289119 wmodel J0210-0737_S_2005_06_30_yyk\_map.mod ! Writing 42 model components to file: J0210-0737_S_2005_06_30_yyk_map.mod wobs J0210-0737_S_2005_06_30_yyk\_uvs.fits ! Writing UV FITS file: J0210-0737_S_2005_06_30_yyk_uvs.fits wwins J0210-0737_S_2005_06_30_yyk\_map.win ! wwins: Wrote 1 windows to J0210-0737_S_2005_06_30_yyk_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00037098 Jy ! Component: 100 - total flux cleaned = 0.00102834 Jy ! Component: 150 - total flux cleaned = 0.00129818 Jy ! Component: 200 - total flux cleaned = 0.00169929 Jy ! Component: 250 - total flux cleaned = 0.00202751 Jy ! Component: 300 - total flux cleaned = 0.00229332 Jy ! Component: 350 - total flux cleaned = 0.00233541 Jy ! Component: 400 - total flux cleaned = 0.00237428 Jy ! Component: 450 - total flux cleaned = 0.00241199 Jy ! Component: 500 - total flux cleaned = 0.00241249 Jy ! Component: 550 - total flux cleaned = 0.00262214 Jy ! Component: 600 - total flux cleaned = 0.0025878 Jy ! Component: 650 - total flux cleaned = 0.00268499 Jy ! Component: 700 - total flux cleaned = 0.00258913 Jy ! Component: 750 - total flux cleaned = 0.00258962 Jy ! Component: 800 - total flux cleaned = 0.00265077 Jy ! Component: 850 - total flux cleaned = 0.00265143 Jy ! Component: 900 - total flux cleaned = 0.00268018 Jy ! Component: 950 - total flux cleaned = 0.00273671 Jy ! Component: 1000 - total flux cleaned = 0.00276449 Jy ! Total flux subtracted in 1024 components = 0.00284539 Jy ! Clean residual min=-0.002254 max=0.001423 Jy/beam ! Clean residual mean=0.000003 rms=0.000585 Jy/beam ! Combined flux in latest and established models = 0.0932239 Jy keep ! Adding 67 model components to the UV plane model. ! The established model now contains 109 components and 0.0932239 Jy ![Exited script file: muppet] wmap "J0210-0737_S_2005_06_30_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 10.9 x 22.15 at 47.75 degrees (North through East) ! Clean map min=-0.0028043 max=0.067164 Jy/beam ! Writing clean map to FITS file: J0210-0737_S_2005_06_30_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0671645 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000578578 device "J0210-0737_S_2005_06_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J0210-0737_S_2005_06_30_yyk_map.eps/VPS' loglevs 1*100*3*image_rms/peak_flux ! The new contour levels are: ! -2.58431 2.58431 5.16861 10.3372 20.6744 41.3489 82.6978 print "clev=",int(1*3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.067 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 10.9 x 22.15 at 47.75 degrees (North through East) ! Clean map min=-0.0028043 max=0.067164 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0210-0737_S_2005_06_30_yyk\_map.gif/gif" ! Attempting to open device: 'J0210-0737_S_2005_06_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0210-0737_S_2005_06_30_yyk_uvs.log closed on Sat Oct 8 22:55:22 2005