! Started logfile: J1743-3058_X_2002_05_14_yyk_uvs.log on Tue Jun 26 23:00:43 2007 obs J1743-3058_X_2002_05_14_yyk_uva.fits ! Reading UV FITS file: J1743-3058_X_2002_05_14_yyk_uva.fits ! AN table 1: 71 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.697653 visibilities/baseline/integration-bin. ! 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 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 1077 lines of history. ! ! Reading 8916 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_X_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 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.364192 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=0.8285 mas, bmaj=3.596 mas, bpa=20.21 degrees ! Estimated noise=1697.74 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 = 0.0137176 Jy ! Component: 100 - total flux cleaned = 0.0100296 Jy ! Total flux subtracted in 100 components = 0.0100296 Jy ! Clean residual min=-0.010876 max=0.010879 Jy/beam ! Clean residual mean=-0.000083 rms=0.003645 Jy/beam ! Combined flux in latest and established models = 0.0100296 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 0.0100296 Jy ! ! Correcting IF 1. ! A total of 340 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 122 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 142 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.362077Jy sigma=0.002108 ! Fit after self-cal, rms=0.361558Jy sigma=0.002104 ! Inverting map and beam ! Estimated beam: bmin=0.8285 mas, bmaj=3.596 mas, bpa=20.21 degrees ! Estimated noise=1697.78 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=1.194 mas, bmaj=4.523 mas, bpa=18.56 degrees ! Estimated noise=1122.76 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 = 0.0180066 Jy ! Component: 100 - total flux cleaned = 0.018754 Jy ! Component: 150 - total flux cleaned = 0.0205287 Jy ! Component: 200 - total flux cleaned = 0.0215673 Jy ! Total flux subtracted in 200 components = 0.0215673 Jy ! Clean residual min=-0.005916 max=0.005894 Jy/beam ! Clean residual mean=-0.000025 rms=0.002455 Jy/beam ! Combined flux in latest and established models = 0.0315969 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 64 model components to the UV plane model. ! The established model now contains 98 components and 0.031597 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.359753Jy sigma=0.002089 ! Fit after self-cal, rms=0.359684Jy sigma=0.002088 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.194 x 4.523 at 18.56 degrees (North through East) ! Clean map min=-0.011405 max=0.028758 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* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 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* 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 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 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* NL 1.00* OV 1.00* PT 1.00* ! SC 1.00* MK 1.00* ! ! ! Fit before self-cal, rms=0.359684Jy sigma=0.002088 ! Fit after self-cal, rms=0.359684Jy sigma=0.002088 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=0.359684Jy sigma=0.002088 ! Fit after self-cal, rms=0.359684Jy sigma=0.002088 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.194 mas, bmaj=4.523 mas, bpa=18.56 degrees ! Estimated noise=1122.76 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 = -0.00195853 Jy ! Component: 100 - total flux cleaned = -0.00283346 Jy ! Component: 150 - total flux cleaned = -0.00245585 Jy ! Component: 200 - total flux cleaned = -0.00315121 Jy ! Total flux subtracted in 200 components = -0.00315121 Jy ! Clean residual min=-0.004335 max=0.004325 Jy/beam ! Clean residual mean=0.000005 rms=0.001828 Jy/beam ! Combined flux in latest and established models = 0.0284457 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 64 model components to the UV plane model. ! The established model now contains 138 components and 0.0284457 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358939Jy sigma=0.002083 ! Fit after self-cal, rms=0.358909Jy sigma=0.002083 ! 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=0.358909Jy sigma=0.002083 ! Fit after self-cal, rms=0.357546Jy sigma=0.002072 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 = -0.000836799 Jy ! Component: 100 - total flux cleaned = -0.00334916 Jy ! Component: 150 - total flux cleaned = -0.00561881 Jy ! Component: 200 - total flux cleaned = -0.00777138 Jy ! Total flux subtracted in 200 components = -0.00777138 Jy ! Clean residual min=-0.005091 max=0.005048 Jy/beam ! Clean residual mean=0.000027 rms=0.001981 Jy/beam ! Combined flux in latest and established models = 0.0206744 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 57 model components to the UV plane model. ! The established model now contains 182 components and 0.0206744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356415Jy sigma=0.002064 ! Fit after self-cal, rms=0.355377Jy sigma=0.002058 ! 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: 1.194 x 4.523 at 18.56 degrees (North through East) ! Clean map min=-0.016813 max=0.031755 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 = 70 mega-wavelengths. win_mult = win_mult * 1.4 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.524 mas, bmaj=8.177 mas, bpa=6.628 degrees ! Estimated noise=1272.54 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 = 0.0042422 Jy ! Component: 100 - total flux cleaned = 0.00655967 Jy ! Component: 150 - total flux cleaned = 0.00809544 Jy ! Component: 200 - total flux cleaned = 0.00948639 Jy ! Total flux subtracted in 200 components = 0.00948639 Jy ! Clean residual min=-0.002805 max=0.002801 Jy/beam ! Clean residual mean=0.000052 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 0.0301608 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 55 model components to the UV plane model. ! The established model now contains 237 components and 0.0301608 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.355026Jy sigma=0.002056 ! Fit after self-cal, rms=0.354666Jy sigma=0.002054 ! 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=0.8285 mas, bmaj=3.596 mas, bpa=20.21 degrees ! Estimated noise=1697.78 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142045 Jy ! Component: 100 - total flux cleaned = 0.0145276 Jy ! Component: 150 - total flux cleaned = 0.014447 Jy ! Component: 200 - total flux cleaned = 0.013478 Jy ! Total flux subtracted in 200 components = 0.013478 Jy ! Clean residual min=-0.013220 max=0.013255 Jy/beam ! Clean residual mean=-0.000027 rms=0.004875 Jy/beam ! Combined flux in latest and established models = 0.013478 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 55 model components to the UV plane model. ! The established model now contains 55 components and 0.013478 Jy ! Inverting map and beam ! Estimated beam: bmin=1.194 mas, bmaj=4.523 mas, bpa=18.56 degrees ! Estimated noise=1122.76 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 = 0.00468545 Jy ! Component: 100 - total flux cleaned = 0.00762593 Jy ! Component: 150 - total flux cleaned = 0.00774807 Jy ! Component: 200 - total flux cleaned = 0.00456553 Jy ! Total flux subtracted in 200 components = 0.00456553 Jy ! Clean residual min=-0.006539 max=0.006533 Jy/beam ! Clean residual mean=0.000020 rms=0.002544 Jy/beam ! Combined flux in latest and established models = 0.0180435 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 115 components and 0.0180435 Jy ! Inverting map 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 ! Estimated beam: bmin=2.524 mas, bmaj=8.177 mas, bpa=6.628 degrees ! Estimated noise=1272.54 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 = 0.00271824 Jy ! Component: 100 - total flux cleaned = 0.00307176 Jy ! Component: 150 - total flux cleaned = 0.00494051 Jy ! Component: 200 - total flux cleaned = 0.00719434 Jy ! Total flux subtracted in 200 components = 0.00719434 Jy ! Clean residual min=-0.003346 max=0.003369 Jy/beam ! Clean residual mean=0.000055 rms=0.001676 Jy/beam ! Combined flux in latest and established models = 0.0252378 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 174 components and 0.0252378 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.194 mas, bmaj=4.523 mas, bpa=18.56 degrees ! Estimated noise=1122.76 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000945458 Jy ! Component: 100 - total flux cleaned = -0.00176147 Jy ! Component: 150 - total flux cleaned = -0.00293686 Jy ! Component: 200 - total flux cleaned = -0.0029349 Jy ! Total flux subtracted in 200 components = -0.0029349 Jy ! Clean residual min=-0.004503 max=0.004505 Jy/beam ! Clean residual mean=0.000030 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 0.0223029 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 65 model components to the UV plane model. ! The established model now contains 217 components and 0.0223029 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.353329Jy sigma=0.002047 ! Fit after self-cal, rms=0.352937Jy sigma=0.002045 wmodel J1743-3058_X_2002_05_14_yyk\_map.mod ! Writing 217 model components to file: J1743-3058_X_2002_05_14_yyk_map.mod wobs J1743-3058_X_2002_05_14_yyk\_uvs.fits ! Writing UV FITS file: J1743-3058_X_2002_05_14_yyk_uvs.fits wwins J1743-3058_X_2002_05_14_yyk\_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: muppet] ! wmap "J1743-3058_X_2002_05_14_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.194 x 4.523 at 18.56 degrees (North through East) ! Clean map min=-0.015925 max=0.034834 Jy/beam ! Writing clean map to FITS file: J1743-3058_X_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 0.0348341 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00195318 device "J1743-3058_X_2002_05_14_yyk\_map.eps/VPS" ! Attempting to open device: 'J1743-3058_X_2002_05_14_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -16.8213 16.8213 33.6425 67.285 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0058 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.034 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.194 x 4.523 at 18.56 degrees (North through East) ! Clean map min=-0.015925 max=0.034834 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1743-3058_X_2002_05_14_yyk\_map.gif/gif" ! Attempting to open device: 'J1743-3058_X_2002_05_14_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1743-3058_X_2002_05_14_yyk_uvs.log closed on Tue Jun 26 23:00:48 2007