! Started logfile: J1743-3058_S_2002_05_14_yyk_uvs.log on Tue Jun 26 23:00:32 2007 obs J1743-3058_S_2002_05_14_yyk_uva.fits ! Reading UV FITS file: J1743-3058_S_2002_05_14_yyk_uva.fits ! AN table 1: 58 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.131034 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1743-3058 ! ! 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 2.22947e+09 8e+06 1 8e+06 ! 02 2 2.25947e+09 8e+06 1 8e+06 ! 03 3 2.34947e+09 8e+06 1 8e+06 ! 04 4 2.36947e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1154 lines of history. ! ! Reading 1368 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 J1743-3058_S_2002_05_14_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 0.500x0.500 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.6925 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=3.023 mas, bmaj=15.72 mas, bpa=23.97 degrees ! Estimated noise=5537.93 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal false,false,phase_soltime new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0946959 Jy ! Component: 100 - total flux cleaned = 0.134482 Jy ! Total flux subtracted in 100 components = 0.134482 Jy ! Clean residual min=-0.060651 max=0.060971 Jy/beam ! Clean residual mean=0.001492 rms=0.023257 Jy/beam ! Combined flux in latest and established models = 0.134482 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 0.134482 Jy ! ! Correcting IF 1. ! A total of 350 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 370 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 580 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 580 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.675861Jy sigma=0.004089 ! Fit after self-cal, rms=0.724801Jy sigma=0.004377 ! Inverting map and beam ! Estimated beam: bmin=2.899 mas, bmaj=15.74 mas, bpa=24.35 degrees ! Estimated noise=5961.46 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=3.231 mas, bmaj=17.68 mas, bpa=26.68 degrees ! Estimated noise=4705.67 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 = 0.0228209 Jy ! Component: 100 - total flux cleaned = 0.037433 Jy ! Component: 150 - total flux cleaned = 0.0475817 Jy ! Component: 200 - total flux cleaned = 0.057552 Jy ! Total flux subtracted in 200 components = 0.057552 Jy ! Clean residual min=-0.020531 max=0.020586 Jy/beam ! Clean residual mean=-0.000266 rms=0.007944 Jy/beam ! Combined flux in latest and established models = 0.192034 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 77 components and 0.192034 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.719431Jy sigma=0.004346 ! Fit after self-cal, rms=0.719383Jy sigma=0.004346 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.231 x 17.68 at 26.68 degrees (North through East) ! Clean map min=-0.054538 max=0.063298 Jy/beam if(peak(flux) < thresh*2) selflims ampcor_selflim end if ! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2. ! Selfcal phase corrections will not be limited. gscale ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00* HN 1.00* KP 1.00* ! LA 1.00* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* MK 0.00* ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 1 ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* MK 0.00* ! ! ! Fit before self-cal, rms=0.719383Jy sigma=0.004346 ! Fit after self-cal, rms=0.751771Jy sigma=0.004541 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=0.751771Jy sigma=0.004541 ! Fit after self-cal, rms=0.751511Jy sigma=0.004539 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.293 mas, bmaj=17.22 mas, bpa=25.99 degrees ! Estimated noise=4997.45 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 = 0.00305733 Jy ! Component: 100 - total flux cleaned = 0.0015914 Jy ! Component: 150 - total flux cleaned = 0.00314538 Jy ! Component: 200 - total flux cleaned = 0.00466235 Jy ! Total flux subtracted in 200 components = 0.00466235 Jy ! Clean residual min=-0.019729 max=0.019479 Jy/beam ! Clean residual mean=0.001424 rms=0.006590 Jy/beam ! Combined flux in latest and established models = 0.196696 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 117 components and 0.196696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.747946Jy sigma=0.004518 ! Fit after self-cal, rms=0.747914Jy sigma=0.004518 ! 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=0.747914Jy sigma=0.004518 ! Fit after self-cal, rms=0.737955Jy sigma=0.004457 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 = 0.0147122 Jy ! Component: 100 - total flux cleaned = 0.0206896 Jy ! Component: 150 - total flux cleaned = 0.0339775 Jy ! Component: 200 - total flux cleaned = 0.0528576 Jy ! Total flux subtracted in 200 components = 0.0528576 Jy ! Clean residual min=-0.023803 max=0.023644 Jy/beam ! Clean residual mean=0.000781 rms=0.008287 Jy/beam ! Combined flux in latest and established models = 0.249554 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 56 model components to the UV plane model. ! The established model now contains 158 components and 0.249554 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.731046Jy sigma=0.004416 ! Fit after self-cal, rms=0.727189Jy sigma=0.004392 ! 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: 3.293 x 17.22 at 25.99 degrees (North through East) ! Clean map min=-0.11173 max=0.07795 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=7.977 mas, bmaj=21.81 mas, bpa=12.74 degrees ! Estimated noise=6556.6 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 = 0.0166757 Jy ! Component: 100 - total flux cleaned = 0.0242583 Jy ! Component: 150 - total flux cleaned = 0.0288879 Jy ! Component: 200 - total flux cleaned = 0.0367419 Jy ! Total flux subtracted in 200 components = 0.0367419 Jy ! Clean residual min=-0.014223 max=0.013951 Jy/beam ! Clean residual mean=-0.000661 rms=0.005274 Jy/beam ! Combined flux in latest and established models = 0.286296 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 49 model components to the UV plane model. ! The established model now contains 207 components and 0.286296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.724912Jy sigma=0.004378 ! Fit after self-cal, rms=0.722265Jy sigma=0.004361 ! Inverting map 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 ! Estimated beam: bmin=2.898 mas, bmaj=15.75 mas, bpa=24.39 degrees ! Estimated noise=6105.18 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.0261272 Jy ! Component: 100 - total flux cleaned = 0.0251907 Jy ! Component: 150 - total flux cleaned = 0.0581693 Jy ! Component: 200 - total flux cleaned = 0.0772643 Jy ! Total flux subtracted in 200 components = 0.0772643 Jy ! Clean residual min=-0.122189 max=0.122432 Jy/beam ! Clean residual mean=-0.000353 rms=0.033120 Jy/beam ! Combined flux in latest and established models = 0.0772643 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 45 model components to the UV plane model. ! The established model now contains 45 components and 0.0772643 Jy ! Inverting map and beam ! Estimated beam: bmin=3.293 mas, bmaj=17.22 mas, bpa=25.99 degrees ! Estimated noise=4997.45 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 = 0.105033 Jy ! Component: 100 - total flux cleaned = 0.148691 Jy ! Component: 150 - total flux cleaned = 0.171173 Jy ! Component: 200 - total flux cleaned = 0.195795 Jy ! Total flux subtracted in 200 components = 0.195795 Jy ! Clean residual min=-0.024876 max=0.025662 Jy/beam ! Clean residual mean=0.001559 rms=0.008753 Jy/beam ! Combined flux in latest and established models = 0.273059 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 90 components and 0.273059 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=7.977 mas, bmaj=21.81 mas, bpa=12.74 degrees ! Estimated noise=6556.6 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 = 0.0414179 Jy ! Component: 100 - total flux cleaned = 0.0498082 Jy ! Component: 150 - total flux cleaned = 0.0489048 Jy ! Component: 200 - total flux cleaned = 0.048045 Jy ! Total flux subtracted in 200 components = 0.048045 Jy ! Clean residual min=-0.011868 max=0.011630 Jy/beam ! Clean residual mean=-0.000636 rms=0.004659 Jy/beam ! Combined flux in latest and established models = 0.321104 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 136 components and 0.321104 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.293 mas, bmaj=17.22 mas, bpa=25.99 degrees ! Estimated noise=4997.45 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201295 Jy ! Component: 100 - total flux cleaned = 0.0329036 Jy ! Component: 150 - total flux cleaned = 0.0431799 Jy ! Component: 200 - total flux cleaned = 0.0524189 Jy ! Total flux subtracted in 200 components = 0.0524189 Jy ! Clean residual min=-0.014274 max=0.014615 Jy/beam ! Clean residual mean=0.000590 rms=0.004483 Jy/beam ! Combined flux in latest and established models = 0.373523 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 36 model components to the UV plane model. ! The established model now contains 169 components and 0.373523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.714713Jy sigma=0.004314 ! Fit after self-cal, rms=0.712413Jy sigma=0.004300 wmodel J1743-3058_S_2002_05_14_yyk\_map.mod ! Writing 169 model components to file: J1743-3058_S_2002_05_14_yyk_map.mod wobs J1743-3058_S_2002_05_14_yyk\_uvs.fits ! Writing UV FITS file: J1743-3058_S_2002_05_14_yyk_uvs.fits wwins J1743-3058_S_2002_05_14_yyk\_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: muppet] ! wmap "J1743-3058_S_2002_05_14_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.293 x 17.22 at 25.99 degrees (North through East) ! Clean map min=-0.20007 max=0.13618 Jy/beam ! Writing clean map to FITS file: J1743-3058_S_2002_05_14_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.136177 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00603296 device "J1743-3058_S_2002_05_14_yyk\_map.eps/VPS" ! Attempting to open device: 'J1743-3058_S_2002_05_14_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -13.2907 13.2907 26.5814 53.1628 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.018 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.136 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.293 x 17.22 at 25.99 degrees (North through East) ! Clean map min=-0.20007 max=0.13618 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1743-3058_S_2002_05_14_yyk\_map.gif/gif" ! Attempting to open device: 'J1743-3058_S_2002_05_14_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1743-3058_S_2002_05_14_yyk_uvs.log closed on Tue Jun 26 23:00:36 2007