! Started logfile: J1133-0905_X_2005_07_20_yyk_uvs.log on Fri Jan 20 11:24:42 2006 obs J1133-0905_X_2005_07_20_yyk_uve.fits ! Reading UV FITS file: J1133-0905_X_2005_07_20_yyk_uve.fits ! AN table 1: 10 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.446667 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1133-0905 ! ! 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 1488 lines of history. ! ! Reading 804 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 J1133-0905_X_2005_07_20_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)= 0.119079 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=1.686 mas, bmaj=3.735 mas, bpa=-0.6271 degrees ! Estimated noise=3.02103 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 = 0.0760309 Jy ! Component: 100 - total flux cleaned = 0.089176 Jy ! Total flux subtracted in 100 components = 0.089176 Jy ! Clean residual min=-0.011127 max=0.012082 Jy/beam ! Clean residual mean=0.000006 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 0.089176 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.089176 Jy ! ! Correcting IF 1. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 59 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.078209Jy sigma=1.156661 ! Fit after self-cal, rms=0.075706Jy sigma=1.110917 ! Inverting map and beam ! Estimated beam: bmin=1.686 mas, bmaj=3.735 mas, bpa=-0.6271 degrees ! Estimated noise=3.02103 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=1.935 mas, bmaj=4.191 mas, bpa=3.072 degrees ! Estimated noise=2.20078 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 = 0.00995419 Jy ! Component: 100 - total flux cleaned = 0.0116058 Jy ! Component: 150 - total flux cleaned = 0.0124762 Jy ! Component: 200 - total flux cleaned = 0.0129266 Jy ! Total flux subtracted in 200 components = 0.0129266 Jy ! Clean residual min=-0.007496 max=0.007357 Jy/beam ! Clean residual mean=0.000001 rms=0.002121 Jy/beam ! Combined flux in latest and established models = 0.102103 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 26 components and 0.102103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074746Jy sigma=1.086173 ! Fit after self-cal, rms=0.074642Jy sigma=1.084872 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.935 x 4.191 at 3.072 degrees (North through East) ! Clean map min=-0.007153 max=0.091767 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. ! A total of 3 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* 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 0.00* FD 0.00* HN 0.00* KP 0.00* ! LA 0.00* MK 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! ! Fit before self-cal, rms=0.074642Jy sigma=1.084872 ! Fit after self-cal, rms=0.074206Jy sigma=1.084400 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=0.074206Jy sigma=1.084400 ! Fit after self-cal, rms=0.074200Jy sigma=1.083714 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.93 mas, bmaj=4.196 mas, bpa=3.053 degrees ! Estimated noise=2.2068 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 = 0.000628845 Jy ! Component: 100 - total flux cleaned = 0.000905225 Jy ! Component: 150 - total flux cleaned = 0.000979429 Jy ! Component: 200 - total flux cleaned = 0.00117941 Jy ! Total flux subtracted in 200 components = 0.00117941 Jy ! Clean residual min=-0.007254 max=0.007143 Jy/beam ! Clean residual mean=0.000008 rms=0.002070 Jy/beam ! Combined flux in latest and established models = 0.103282 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 28 components and 0.103282 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074095Jy sigma=1.080086 ! Fit after self-cal, rms=0.074079Jy sigma=1.079695 ! 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=0.074079Jy sigma=1.079695 ! Fit after self-cal, rms=0.066823Jy sigma=0.958011 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 = 0.00300369 Jy ! Component: 100 - total flux cleaned = 0.00348535 Jy ! Component: 150 - total flux cleaned = 0.00353955 Jy ! Component: 200 - total flux cleaned = 0.00368277 Jy ! Total flux subtracted in 200 components = 0.00368277 Jy ! Clean residual min=-0.006246 max=0.006105 Jy/beam ! Clean residual mean=0.000019 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 0.106965 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 13 model components to the UV plane model. ! The established model now contains 33 components and 0.106965 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.066539Jy sigma=0.952519 ! Fit after self-cal, rms=0.065212Jy sigma=0.935909 ! 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: 1.93 x 4.196 at 3.053 degrees (North through East) ! Clean map min=-0.0059693 max=0.095478 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=2.597 mas, bmaj=4.555 mas, bpa=7.081 degrees ! Estimated noise=2.32769 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 = 0.00114335 Jy ! Component: 100 - total flux cleaned = 0.0013056 Jy ! Component: 150 - total flux cleaned = 0.00133713 Jy ! Component: 200 - total flux cleaned = 0.00139814 Jy ! Total flux subtracted in 200 components = 0.00139814 Jy ! Clean residual min=-0.006468 max=0.006340 Jy/beam ! Clean residual mean=0.000030 rms=0.001987 Jy/beam ! Combined flux in latest and established models = 0.108363 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 36 components and 0.108363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065165Jy sigma=0.935421 ! Fit after self-cal, rms=0.064877Jy sigma=0.932168 ! 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=1.685 mas, bmaj=3.734 mas, bpa=-0.6427 degrees ! Estimated noise=3.0976 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0836883 Jy ! Component: 100 - total flux cleaned = 0.0986339 Jy ! Component: 150 - total flux cleaned = 0.101622 Jy ! Component: 200 - total flux cleaned = 0.103766 Jy ! Total flux subtracted in 200 components = 0.103766 Jy ! Clean residual min=-0.007966 max=0.009194 Jy/beam ! Clean residual mean=0.000015 rms=0.002124 Jy/beam ! Combined flux in latest and established models = 0.103766 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.103766 Jy ! Inverting map and beam ! Estimated beam: bmin=1.93 mas, bmaj=4.196 mas, bpa=3.053 degrees ! Estimated noise=2.2068 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 = 0.000792571 Jy ! Component: 100 - total flux cleaned = 0.00174713 Jy ! Component: 150 - total flux cleaned = 0.00210274 Jy ! Component: 200 - total flux cleaned = 0.00240769 Jy ! Total flux subtracted in 200 components = 0.00240769 Jy ! Clean residual min=-0.006247 max=0.005654 Jy/beam ! Clean residual mean=0.000017 rms=0.001849 Jy/beam ! Combined flux in latest and established models = 0.106173 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.106173 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=2.597 mas, bmaj=4.555 mas, bpa=7.081 degrees ! Estimated noise=2.32769 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 = 0.00121452 Jy ! Component: 100 - total flux cleaned = 0.0013689 Jy ! Component: 150 - total flux cleaned = 0.00146089 Jy ! Component: 200 - total flux cleaned = 0.00163022 Jy ! Total flux subtracted in 200 components = 0.00163022 Jy ! Clean residual min=-0.006499 max=0.006310 Jy/beam ! Clean residual mean=0.000029 rms=0.001991 Jy/beam ! Combined flux in latest and established models = 0.107804 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.107804 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.93 mas, bmaj=4.196 mas, bpa=3.053 degrees ! Estimated noise=2.2068 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000370266 Jy ! Component: 100 - total flux cleaned = -0.0003209 Jy ! Component: 150 - total flux cleaned = -0.000189306 Jy ! Component: 200 - total flux cleaned = -7.14729e-05 Jy ! Total flux subtracted in 200 components = -7.14729e-05 Jy ! Clean residual min=-0.005914 max=0.005551 Jy/beam ! Clean residual mean=0.000020 rms=0.001799 Jy/beam ! Combined flux in latest and established models = 0.107732 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 11 model components to the UV plane model. ! The established model now contains 30 components and 0.107732 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064859Jy sigma=0.931227 ! Fit after self-cal, rms=0.064760Jy sigma=0.930322 wmodel J1133-0905_X_2005_07_20_yyk\_map.mod ! Writing 30 model components to file: J1133-0905_X_2005_07_20_yyk_map.mod wobs J1133-0905_X_2005_07_20_yyk\_uvs.fits ! Writing UV FITS file: J1133-0905_X_2005_07_20_yyk_uvs.fits wwins J1133-0905_X_2005_07_20_yyk\_map.win ! wwins: Wrote 1 windows to J1133-0905_X_2005_07_20_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 = 3.4646e-05 Jy ! Component: 100 - total flux cleaned = 0.000580355 Jy ! Component: 150 - total flux cleaned = -6.9336e-05 Jy ! Component: 200 - total flux cleaned = -0.000898547 Jy ! Component: 250 - total flux cleaned = -0.00161166 Jy ! Component: 300 - total flux cleaned = -0.00229179 Jy ! Component: 350 - total flux cleaned = -0.00261649 Jy ! Component: 400 - total flux cleaned = -0.00280491 Jy ! Component: 450 - total flux cleaned = -0.00292614 Jy ! Component: 500 - total flux cleaned = -0.00292578 Jy ! Component: 550 - total flux cleaned = -0.00281473 Jy ! Component: 600 - total flux cleaned = -0.00259762 Jy ! Component: 650 - total flux cleaned = -0.00243975 Jy ! Component: 700 - total flux cleaned = -0.00223467 Jy ! Component: 750 - total flux cleaned = -0.00208437 Jy ! Component: 800 - total flux cleaned = -0.00183836 Jy ! Component: 850 - total flux cleaned = -0.00164745 Jy ! Component: 900 - total flux cleaned = -0.00159969 Jy ! Component: 950 - total flux cleaned = -0.00146129 Jy ! Component: 1000 - total flux cleaned = -0.00132563 Jy ! Total flux subtracted in 1024 components = -0.00119258 Jy ! Clean residual min=-0.002954 max=0.002448 Jy/beam ! Clean residual mean=0.000010 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.10654 Jy keep ! Adding 65 model components to the UV plane model. ! The established model now contains 95 components and 0.10654 Jy ![Exited script file: muppet] wmap "J1133-0905_X_2005_07_20_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.93 x 4.196 at 3.053 degrees (North through East) ! Clean map min=-0.005465 max=0.095058 Jy/beam ! Writing clean map to FITS file: J1133-0905_X_2005_07_20_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0950583 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000913642 device "J1133-0905_X_2005_07_20_yyk\_map.eps/VPS" ! Attempting to open device: 'J1133-0905_X_2005_07_20_yyk_map.eps/VPS' loglevs 1*100*3*image_rms/peak_flux ! The new contour levels are: ! -2.88341 2.88341 5.76683 11.5337 23.0673 46.1346 92.2693 print "clev=",int(1*3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.095 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.93 x 4.196 at 3.053 degrees (North through East) ! Clean map min=-0.005465 max=0.095058 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1133-0905_X_2005_07_20_yyk\_map.gif/gif" ! Attempting to open device: 'J1133-0905_X_2005_07_20_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1133-0905_X_2005_07_20_yyk_uvs.log closed on Fri Jan 20 11:24:43 2006