! Started logfile: J0103-1222_S_2005_06_30_yyk_uvs.log on Sat Oct 8 22:55:20 2005 obs J0103-1222_S_2005_06_30_yyk_uve.fits ! Reading UV FITS file: J0103-1222_S_2005_06_30_yyk_uve.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.317647 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0103-1222 ! ! 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 1469 lines of history. ! ! Reading 972 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 J0103-1222_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 1.00x1.00 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.0973814 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 ! Estimated beam: bmin=7.988 mas, bmaj=16.25 mas, bpa=11.25 degrees ! Estimated noise=2.56516 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 = 0.0409982 Jy ! Component: 100 - total flux cleaned = 0.0504291 Jy ! Total flux subtracted in 100 components = 0.0504291 Jy ! Clean residual min=-0.010625 max=0.011511 Jy/beam ! Clean residual mean=0.000057 rms=0.003320 Jy/beam ! Combined flux in latest and established models = 0.050429 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 0.050429 Jy ! ! Correcting IF 1. ! A total of 81 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 101 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 124 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 103 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.084973Jy sigma=1.243538 ! Fit after self-cal, rms=0.080427Jy sigma=1.161875 ! Inverting map and beam ! Estimated beam: bmin=7.988 mas, bmaj=16.25 mas, bpa=11.25 degrees ! Estimated noise=2.56516 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=9.948 mas, bmaj=16.85 mas, bpa=5.723 degrees ! Estimated noise=1.66592 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 = 0.00816097 Jy ! Component: 100 - total flux cleaned = 0.0092924 Jy ! Component: 150 - total flux cleaned = 0.00984236 Jy ! Component: 200 - total flux cleaned = 0.00976433 Jy ! Total flux subtracted in 200 components = 0.00976433 Jy ! Clean residual min=-0.006391 max=0.006129 Jy/beam ! Clean residual mean=-0.000051 rms=0.001892 Jy/beam ! Combined flux in latest and established models = 0.0601934 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 22 model components to the UV plane model. ! The established model now contains 42 components and 0.0601934 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079214Jy sigma=1.138988 ! Fit after self-cal, rms=0.079003Jy sigma=1.133162 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.948 x 16.85 at 5.723 degrees (North through East) ! Clean map min=-0.0061776 max=0.05616 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 ! 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 3. ! Amplitude normalization factor in sub-array 1: 0.999979 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.86 HN 1.00* KP 1.00 ! LA 1.00* MK 1.00* NL 1.00* OV 0.96 ! PT 1.17 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=0.079003Jy sigma=1.133162 ! Fit after self-cal, rms=0.078891Jy sigma=1.132256 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=0.078891Jy sigma=1.132256 ! Fit after self-cal, rms=0.078646Jy sigma=1.126929 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=9.893 mas, bmaj=16.77 mas, bpa=6.126 degrees ! Estimated noise=1.66787 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 = 0.000564316 Jy ! Component: 100 - total flux cleaned = 0.000793821 Jy ! Component: 150 - total flux cleaned = 0.000908739 Jy ! Component: 200 - total flux cleaned = 0.00085981 Jy ! Total flux subtracted in 200 components = 0.00085981 Jy ! Clean residual min=-0.005948 max=0.005714 Jy/beam ! Clean residual mean=-0.000053 rms=0.001750 Jy/beam ! Combined flux in latest and established models = 0.0610532 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 52 components and 0.0610532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.078527Jy sigma=1.124962 ! Fit after self-cal, rms=0.078337Jy sigma=1.120100 ! 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=0.078337Jy sigma=1.120100 ! Fit after self-cal, rms=0.070089Jy sigma=0.965897 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 = 0.00941794 Jy ! Component: 100 - total flux cleaned = 0.0102406 Jy ! Component: 150 - total flux cleaned = 0.0105225 Jy ! Component: 200 - total flux cleaned = 0.0107556 Jy ! Total flux subtracted in 200 components = 0.0107556 Jy ! Clean residual min=-0.005725 max=0.005595 Jy/beam ! Clean residual mean=-0.000083 rms=0.001450 Jy/beam ! Combined flux in latest and established models = 0.0718087 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 64 components and 0.0718087 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068983Jy sigma=0.946364 ! Fit after self-cal, rms=0.068257Jy sigma=0.934294 ! 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: 9.893 x 16.77 at 6.126 degrees (North through East) ! Clean map min=-0.0059455 max=0.067239 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=11.29 mas, bmaj=17.7 mas, bpa=9.769 degrees ! Estimated noise=1.6977 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 = -8.18947e-05 Jy ! Component: 100 - total flux cleaned = -2.60112e-05 Jy ! Component: 150 - total flux cleaned = 5.64215e-05 Jy ! Component: 200 - total flux cleaned = 5.5905e-05 Jy ! Total flux subtracted in 200 components = 5.5905e-05 Jy ! Clean residual min=-0.005345 max=0.004937 Jy/beam ! Clean residual mean=-0.000101 rms=0.001392 Jy/beam ! Combined flux in latest and established models = 0.0718647 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 75 components and 0.0718646 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068217Jy sigma=0.933261 ! Fit after self-cal, rms=0.068114Jy sigma=0.931775 ! 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=7.975 mas, bmaj=16.24 mas, bpa=11.4 degrees ! Estimated noise=2.55897 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0611112 Jy ! Component: 100 - total flux cleaned = 0.0712293 Jy ! Component: 150 - total flux cleaned = 0.0728395 Jy ! Component: 200 - total flux cleaned = 0.0735665 Jy ! Total flux subtracted in 200 components = 0.0735665 Jy ! Clean residual min=-0.008368 max=0.007812 Jy/beam ! Clean residual mean=-0.000137 rms=0.002224 Jy/beam ! Combined flux in latest and established models = 0.0735665 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0735665 Jy ! Inverting map and beam ! Estimated beam: bmin=9.893 mas, bmaj=16.77 mas, bpa=6.126 degrees ! Estimated noise=1.66787 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 = 0.000321903 Jy ! Component: 100 - total flux cleaned = 0.000346909 Jy ! Component: 150 - total flux cleaned = 0.000344123 Jy ! Component: 200 - total flux cleaned = 0.000298572 Jy ! Total flux subtracted in 200 components = 0.000298572 Jy ! Clean residual min=-0.005542 max=0.004943 Jy/beam ! Clean residual mean=-0.000091 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 0.0738651 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 36 components and 0.0738651 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=11.29 mas, bmaj=17.7 mas, bpa=9.769 degrees ! Estimated noise=1.6977 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 = -0.000331621 Jy ! Component: 100 - total flux cleaned = -0.000397287 Jy ! Component: 150 - total flux cleaned = -0.0004887 Jy ! Component: 200 - total flux cleaned = -0.00059931 Jy ! Total flux subtracted in 200 components = -0.00059931 Jy ! Clean residual min=-0.005087 max=0.004729 Jy/beam ! Clean residual mean=-0.000105 rms=0.001369 Jy/beam ! Combined flux in latest and established models = 0.0732658 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0732658 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=9.893 mas, bmaj=16.77 mas, bpa=6.126 degrees ! Estimated noise=1.66787 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.000300296 Jy ! Component: 100 - total flux cleaned = 0.000459287 Jy ! Component: 150 - total flux cleaned = 0.000545526 Jy ! Component: 200 - total flux cleaned = 0.000598548 Jy ! Total flux subtracted in 200 components = 0.000598548 Jy ! Clean residual min=-0.005299 max=0.004874 Jy/beam ! Clean residual mean=-0.000090 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.0738643 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.0738643 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068016Jy sigma=0.929072 ! Fit after self-cal, rms=0.067976Jy sigma=0.928456 wmodel J0103-1222_S_2005_06_30_yyk\_map.mod ! Writing 55 model components to file: J0103-1222_S_2005_06_30_yyk_map.mod wobs J0103-1222_S_2005_06_30_yyk\_uvs.fits ! Writing UV FITS file: J0103-1222_S_2005_06_30_yyk_uvs.fits wwins J0103-1222_S_2005_06_30_yyk\_map.win ! wwins: Wrote 1 windows to J0103-1222_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 = 0.000103483 Jy ! Component: 100 - total flux cleaned = 0.000302244 Jy ! Component: 150 - total flux cleaned = 0.000550162 Jy ! Component: 200 - total flux cleaned = 0.000780512 Jy ! Component: 250 - total flux cleaned = 0.000995617 Jy ! Component: 300 - total flux cleaned = 0.00109647 Jy ! Component: 350 - total flux cleaned = 0.00128516 Jy ! Component: 400 - total flux cleaned = 0.00137575 Jy ! Component: 450 - total flux cleaned = 0.00141981 Jy ! Component: 500 - total flux cleaned = 0.00146274 Jy ! Component: 550 - total flux cleaned = 0.00138282 Jy ! Component: 600 - total flux cleaned = 0.00126501 Jy ! Component: 650 - total flux cleaned = 0.00111214 Jy ! Component: 700 - total flux cleaned = 0.000963559 Jy ! Component: 750 - total flux cleaned = 0.000781258 Jy ! Component: 800 - total flux cleaned = 0.00056834 Jy ! Component: 850 - total flux cleaned = 0.00039526 Jy ! Component: 900 - total flux cleaned = 0.000192433 Jy ! Component: 950 - total flux cleaned = -5.86347e-06 Jy ! Component: 1000 - total flux cleaned = -0.000200137 Jy ! Total flux subtracted in 1024 components = -0.000232186 Jy ! Clean residual min=-0.002749 max=0.002217 Jy/beam ! Clean residual mean=-0.000046 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.0736322 Jy keep ! Adding 55 model components to the UV plane model. ! The established model now contains 110 components and 0.0736322 Jy ![Exited script file: muppet] wmap "J0103-1222_S_2005_06_30_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.893 x 16.77 at 6.126 degrees (North through East) ! Clean map min=-0.0046961 max=0.068328 Jy/beam ! Writing clean map to FITS file: J0103-1222_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 0.0683283 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000727282 device "J0103-1222_S_2005_06_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J0103-1222_S_2005_06_30_yyk_map.eps/VPS' loglevs 1*100*3*image_rms/peak_flux ! The new contour levels are: ! -3.19318 3.19318 6.38636 12.7727 25.5455 51.0909 print "clev=",int(1*3*image_rms*10000)/10000 ! clev= 0.0021 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.068 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 9.893 x 16.77 at 6.126 degrees (North through East) ! Clean map min=-0.0046961 max=0.068328 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0103-1222_S_2005_06_30_yyk\_map.gif/gif" ! Attempting to open device: 'J0103-1222_S_2005_06_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0103-1222_S_2005_06_30_yyk_uvs.log closed on Sat Oct 8 22:55:21 2005