! Started logfile: J0359-0310_X_2005_06_30_yyk_uvs.log on Sat Oct 8 22:55:28 2005 obs J0359-0310_X_2005_06_30_yyk_uve.fits ! Reading UV FITS file: J0359-0310_X_2005_06_30_yyk_uve.fits ! AN table 1: 16 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.375 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0359-0310 ! ! 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 1460 lines of history. ! ! Reading 1080 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 J0359-0310_X_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 0.400x0.400 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.0992097 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=2.188 mas, bmaj=3.432 mas, bpa=0.4764 degrees ! Estimated noise=1.89603 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 = 0.0445865 Jy ! Component: 100 - total flux cleaned = 0.055865 Jy ! Total flux subtracted in 100 components = 0.055865 Jy ! Clean residual min=-0.008574 max=0.008564 Jy/beam ! Clean residual mean=-0.000006 rms=0.002322 Jy/beam ! Combined flux in latest and established models = 0.055865 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.055865 Jy ! ! Correcting IF 1. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 71 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 84 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.082664Jy sigma=1.176339 ! Fit after self-cal, rms=0.080204Jy sigma=1.133524 ! Inverting map and beam ! Estimated beam: bmin=2.188 mas, bmaj=3.432 mas, bpa=0.4764 degrees ! Estimated noise=1.89603 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=2.445 mas, bmaj=3.949 mas, bpa=-8.121 degrees ! Estimated noise=1.21941 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 = 0.0132155 Jy ! Component: 100 - total flux cleaned = 0.0187422 Jy ! Component: 150 - total flux cleaned = 0.0216363 Jy ! Component: 200 - total flux cleaned = 0.0232489 Jy ! Total flux subtracted in 200 components = 0.0232489 Jy ! Clean residual min=-0.003444 max=0.003783 Jy/beam ! Clean residual mean=-0.000010 rms=0.001173 Jy/beam ! Combined flux in latest and established models = 0.0791139 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 31 model components to the UV plane model. ! The established model now contains 39 components and 0.0791139 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079172Jy sigma=1.093920 ! Fit after self-cal, rms=0.079140Jy sigma=1.092708 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.445 x 3.949 at -8.121 degrees (North through East) ! Clean map min=-0.0034444 max=0.05924 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: 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=0.079140Jy sigma=1.092708 ! Fit after self-cal, rms=0.079140Jy sigma=1.092708 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=0.079140Jy sigma=1.092708 ! Fit after self-cal, rms=0.079099Jy sigma=1.091679 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=3.949 mas, bpa=-8.121 degrees ! Estimated noise=1.21941 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 = 0.0012289 Jy ! Component: 100 - total flux cleaned = 0.00138109 Jy ! Component: 150 - total flux cleaned = 0.00150436 Jy ! Component: 200 - total flux cleaned = 0.00157768 Jy ! Total flux subtracted in 200 components = 0.00157768 Jy ! Clean residual min=-0.003450 max=0.003753 Jy/beam ! Clean residual mean=-0.000008 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.0806916 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.0806916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.079068Jy sigma=1.091238 ! Fit after self-cal, rms=0.079027Jy sigma=1.090336 ! 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=0.079027Jy sigma=1.090336 ! Fit after self-cal, rms=0.073896Jy sigma=1.004433 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 = 0.0027169 Jy ! Component: 100 - total flux cleaned = 0.00239126 Jy ! Component: 150 - total flux cleaned = 0.00229623 Jy ! Component: 200 - total flux cleaned = 0.00233831 Jy ! Total flux subtracted in 200 components = 0.00233831 Jy ! Clean residual min=-0.004291 max=0.003566 Jy/beam ! Clean residual mean=-0.000012 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 0.0830299 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.0830299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073620Jy sigma=0.999928 ! Fit after self-cal, rms=0.073048Jy sigma=0.992945 ! 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: 2.445 x 3.949 at -8.121 degrees (North through East) ! Clean map min=-0.0041188 max=0.063426 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=2.878 mas, bmaj=4.243 mas, bpa=-6.884 degrees ! Estimated noise=1.25647 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 = 0.000441153 Jy ! Component: 100 - total flux cleaned = 0.000546078 Jy ! Component: 150 - total flux cleaned = 0.000604295 Jy ! Component: 200 - total flux cleaned = 0.000659221 Jy ! Total flux subtracted in 200 components = 0.000659221 Jy ! Clean residual min=-0.004339 max=0.003903 Jy/beam ! Clean residual mean=-0.000013 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.0836891 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 54 components and 0.0836891 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073008Jy sigma=0.992392 ! Fit after self-cal, rms=0.072922Jy sigma=0.991553 ! 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=2.188 mas, bmaj=3.432 mas, bpa=0.4764 degrees ! Estimated noise=1.89603 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0562108 Jy ! Component: 100 - total flux cleaned = 0.0689281 Jy ! Component: 150 - total flux cleaned = 0.076196 Jy ! Component: 200 - total flux cleaned = 0.0790523 Jy ! Total flux subtracted in 200 components = 0.0790523 Jy ! Clean residual min=-0.007415 max=0.006857 Jy/beam ! Clean residual mean=-0.000011 rms=0.002037 Jy/beam ! Combined flux in latest and established models = 0.0790523 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0790523 Jy ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=3.949 mas, bpa=-8.121 degrees ! Estimated noise=1.21941 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 = 0.00300033 Jy ! Component: 100 - total flux cleaned = 0.00346884 Jy ! Component: 150 - total flux cleaned = 0.00378892 Jy ! Component: 200 - total flux cleaned = 0.00397464 Jy ! Total flux subtracted in 200 components = 0.00397464 Jy ! Clean residual min=-0.004149 max=0.003713 Jy/beam ! Clean residual mean=-0.000012 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 0.0830269 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 31 components and 0.0830269 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=2.878 mas, bmaj=4.243 mas, bpa=-6.884 degrees ! Estimated noise=1.25647 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 = 0.000396025 Jy ! Component: 100 - total flux cleaned = 0.000526554 Jy ! Component: 150 - total flux cleaned = 0.000583275 Jy ! Component: 200 - total flux cleaned = 0.000634388 Jy ! Total flux subtracted in 200 components = 0.000634388 Jy ! Clean residual min=-0.004270 max=0.003925 Jy/beam ! Clean residual mean=-0.000012 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.0836613 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 35 components and 0.0836613 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=3.949 mas, bpa=-8.121 degrees ! Estimated noise=1.21941 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -9.67239e-07 Jy ! Component: 100 - total flux cleaned = 0.000125336 Jy ! Component: 150 - total flux cleaned = 9.70052e-05 Jy ! Component: 200 - total flux cleaned = 7.02068e-05 Jy ! Total flux subtracted in 200 components = 7.02067e-05 Jy ! Clean residual min=-0.004206 max=0.003781 Jy/beam ! Clean residual mean=-0.000010 rms=0.001203 Jy/beam ! Combined flux in latest and established models = 0.0837315 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 39 components and 0.0837315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.072785Jy sigma=0.990365 ! Fit after self-cal, rms=0.072729Jy sigma=0.990020 wmodel J0359-0310_X_2005_06_30_yyk\_map.mod ! Writing 39 model components to file: J0359-0310_X_2005_06_30_yyk_map.mod wobs J0359-0310_X_2005_06_30_yyk\_uvs.fits ! Writing UV FITS file: J0359-0310_X_2005_06_30_yyk_uvs.fits wwins J0359-0310_X_2005_06_30_yyk\_map.win ! wwins: Wrote 1 windows to J0359-0310_X_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 = 0.00053956 Jy ! Component: 100 - total flux cleaned = 0.00123779 Jy ! Component: 150 - total flux cleaned = 0.00159251 Jy ! Component: 200 - total flux cleaned = 0.00181277 Jy ! Component: 250 - total flux cleaned = 0.00207599 Jy ! Component: 300 - total flux cleaned = 0.00217465 Jy ! Component: 350 - total flux cleaned = 0.00212866 Jy ! Component: 400 - total flux cleaned = 0.00221933 Jy ! Component: 450 - total flux cleaned = 0.00226337 Jy ! Component: 500 - total flux cleaned = 0.00234834 Jy ! Component: 550 - total flux cleaned = 0.00251189 Jy ! Component: 600 - total flux cleaned = 0.00266979 Jy ! Component: 650 - total flux cleaned = 0.00278385 Jy ! Component: 700 - total flux cleaned = 0.00270789 Jy ! Component: 750 - total flux cleaned = 0.00256189 Jy ! Component: 800 - total flux cleaned = 0.00238447 Jy ! Component: 850 - total flux cleaned = 0.0023152 Jy ! Component: 900 - total flux cleaned = 0.00221308 Jy ! Component: 950 - total flux cleaned = 0.00214633 Jy ! Component: 1000 - total flux cleaned = 0.00201534 Jy ! Total flux subtracted in 1024 components = 0.00198287 Jy ! Clean residual min=-0.001959 max=0.001674 Jy/beam ! Clean residual mean=0.000001 rms=0.000669 Jy/beam ! Combined flux in latest and established models = 0.0857144 Jy keep ! Adding 57 model components to the UV plane model. ! The established model now contains 96 components and 0.0857144 Jy ![Exited script file: muppet] wmap "J0359-0310_X_2005_06_30_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.445 x 3.949 at -8.121 degrees (North through East) ! Clean map min=-0.0035153 max=0.063335 Jy/beam ! Writing clean map to FITS file: J0359-0310_X_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 0.0633346 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000667757 device "J0359-0310_X_2005_06_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J0359-0310_X_2005_06_30_yyk_map.eps/VPS' loglevs 1*100*3*image_rms/peak_flux ! The new contour levels are: ! -3.16299 3.16299 6.32599 12.652 25.304 50.6079 print "clev=",int(1*3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.063 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.445 x 3.949 at -8.121 degrees (North through East) ! Clean map min=-0.0035153 max=0.063335 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0359-0310_X_2005_06_30_yyk\_map.gif/gif" ! Attempting to open device: 'J0359-0310_X_2005_06_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0359-0310_X_2005_06_30_yyk_uvs.log closed on Sat Oct 8 22:55:29 2005