! Started logfile: J1632-1052_S_2005_07_09_yyk_uvs.log on Fri Jan 20 11:25:39 2006 obs J1632-1052_S_2005_07_09_yyk_uve.fits ! Reading UV FITS file: J1632-1052_S_2005_07_09_yyk_uve.fits ! AN table 1: 11 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.622222 visibilities/baseline/integration-bin. ! Found source: J1632-1052 ! ! 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 1602 lines of history. ! ! Reading 1232 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 J1632-1052_S_2005_07_09_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)= 0.125117 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=7.625 mas, bmaj=14.85 mas, bpa=11.91 degrees ! Estimated noise=2.02477 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 = 0.0894252 Jy ! Component: 100 - total flux cleaned = 0.118748 Jy ! Total flux subtracted in 100 components = 0.118748 Jy ! Clean residual min=-0.011318 max=0.012397 Jy/beam ! Clean residual mean=0.000057 rms=0.004311 Jy/beam ! Combined flux in latest and established models = 0.118748 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 17 components and 0.118748 Jy ! ! Correcting IF 1. ! A total of 44 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 47 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 43 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 45 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.070101Jy sigma=1.349146 ! Fit after self-cal, rms=0.067270Jy sigma=1.288093 ! Inverting map and beam ! Estimated beam: bmin=7.626 mas, bmaj=14.86 mas, bpa=11.91 degrees ! Estimated noise=2.02426 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=8.995 mas, bmaj=17.16 mas, bpa=15.33 degrees ! Estimated noise=1.2837 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 = 0.0185341 Jy ! Component: 100 - total flux cleaned = 0.0267008 Jy ! Component: 150 - total flux cleaned = 0.0315428 Jy ! Component: 200 - total flux cleaned = 0.0346745 Jy ! Total flux subtracted in 200 components = 0.0346745 Jy ! Clean residual min=-0.008332 max=0.008252 Jy/beam ! Clean residual mean=-0.000006 rms=0.003184 Jy/beam ! Combined flux in latest and established models = 0.153423 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 52 model components to the UV plane model. ! The established model now contains 68 components and 0.153423 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.065278Jy sigma=1.209759 ! Fit after self-cal, rms=0.065317Jy sigma=1.208817 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 8.995 x 17.16 at 15.33 degrees (North through East) ! Clean map min=-0.008446 max=0.10173 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 3 telescope corrections were flagged in sub-array 1. ! Amplitude normalization factor in sub-array 1: 0.990162 ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.00* KP 0.95 ! LA 1.12 MK 1.00* NL 0.94 OV 1.04 ! PT 1.09 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: 1.00072 ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 HN 1.00* KP 0.97 ! LA 0.96 MK 1.00* NL 0.96 OV 1.10 ! PT 1.10 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=0.065317Jy sigma=1.208817 ! Fit after self-cal, rms=0.064787Jy sigma=1.089645 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=0.064787Jy sigma=1.089645 ! Fit after self-cal, rms=0.064579Jy sigma=1.083098 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=8.684 mas, bmaj=16.44 mas, bpa=15.47 degrees ! Estimated noise=1.31257 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 = -0.00333039 Jy ! Component: 100 - total flux cleaned = -0.00448581 Jy ! Component: 150 - total flux cleaned = -0.00529915 Jy ! Component: 200 - total flux cleaned = -0.0057011 Jy ! Total flux subtracted in 200 components = -0.0057011 Jy ! Clean residual min=-0.004072 max=0.005631 Jy/beam ! Clean residual mean=0.000058 rms=0.001422 Jy/beam ! Combined flux in latest and established models = 0.147722 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 16 model components to the UV plane model. ! The established model now contains 80 components and 0.147722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.064347Jy sigma=1.078356 ! Fit after self-cal, rms=0.064315Jy sigma=1.077753 ! 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=0.064315Jy sigma=1.077753 ! Fit after self-cal, rms=0.059893Jy sigma=1.002273 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 = 0.00197806 Jy ! Component: 100 - total flux cleaned = 0.00245571 Jy ! Component: 150 - total flux cleaned = 0.00254592 Jy ! Component: 200 - total flux cleaned = 0.00265834 Jy ! Total flux subtracted in 200 components = 0.00265834 Jy ! Clean residual min=-0.003811 max=0.005014 Jy/beam ! Clean residual mean=0.000038 rms=0.001334 Jy/beam ! Combined flux in latest and established models = 0.15038 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 0.15038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059812Jy sigma=1.001013 ! Fit after self-cal, rms=0.059596Jy sigma=0.996347 ! 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: 8.684 x 16.44 at 15.47 degrees (North through East) ! Clean map min=-0.0037487 max=0.097567 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=9.916 mas, bmaj=17.52 mas, bpa=16.81 degrees ! Estimated noise=1.34371 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 = 0.00135137 Jy ! Component: 100 - total flux cleaned = 0.00141875 Jy ! Component: 150 - total flux cleaned = 0.00150835 Jy ! Component: 200 - total flux cleaned = 0.00156209 Jy ! Total flux subtracted in 200 components = 0.00156209 Jy ! Clean residual min=-0.003573 max=0.004923 Jy/beam ! Clean residual mean=0.000031 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 0.151942 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 12 model components to the UV plane model. ! The established model now contains 93 components and 0.151942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059567Jy sigma=0.996110 ! Fit after self-cal, rms=0.059570Jy sigma=0.995562 ! 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=7.574 mas, bmaj=14.74 mas, bpa=12.03 degrees ! Estimated noise=2.00435 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0926918 Jy ! Component: 100 - total flux cleaned = 0.122995 Jy ! Component: 150 - total flux cleaned = 0.135512 Jy ! Component: 200 - total flux cleaned = 0.142431 Jy ! Total flux subtracted in 200 components = 0.142431 Jy ! Clean residual min=-0.007850 max=0.007883 Jy/beam ! Clean residual mean=0.000097 rms=0.002359 Jy/beam ! Combined flux in latest and established models = 0.142431 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 35 model components to the UV plane model. ! The established model now contains 35 components and 0.142431 Jy ! Inverting map and beam ! Estimated beam: bmin=8.684 mas, bmaj=16.44 mas, bpa=15.47 degrees ! Estimated noise=1.31257 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 = 0.00358161 Jy ! Component: 100 - total flux cleaned = 0.00479434 Jy ! Component: 150 - total flux cleaned = 0.00551575 Jy ! Component: 200 - total flux cleaned = 0.0060174 Jy ! Total flux subtracted in 200 components = 0.0060174 Jy ! Clean residual min=-0.003742 max=0.005232 Jy/beam ! Clean residual mean=0.000059 rms=0.001457 Jy/beam ! Combined flux in latest and established models = 0.148449 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 50 components and 0.148449 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=9.916 mas, bmaj=17.52 mas, bpa=16.81 degrees ! Estimated noise=1.34371 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 = 0.00169369 Jy ! Component: 100 - total flux cleaned = 0.00210658 Jy ! Component: 150 - total flux cleaned = 0.00236369 Jy ! Component: 200 - total flux cleaned = 0.00264085 Jy ! Total flux subtracted in 200 components = 0.00264085 Jy ! Clean residual min=-0.003600 max=0.004926 Jy/beam ! Clean residual mean=0.000043 rms=0.001411 Jy/beam ! Combined flux in latest and established models = 0.151089 Jy ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.151089 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=8.684 mas, bmaj=16.44 mas, bpa=15.47 degrees ! Estimated noise=1.31257 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000364702 Jy ! Component: 100 - total flux cleaned = -0.000405337 Jy ! Component: 150 - total flux cleaned = -0.000342578 Jy ! Component: 200 - total flux cleaned = -0.000314342 Jy ! Total flux subtracted in 200 components = -0.000314342 Jy ! Clean residual min=-0.003783 max=0.004957 Jy/beam ! Clean residual mean=0.000033 rms=0.001362 Jy/beam ! Combined flux in latest and established models = 0.150775 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 17 model components to the UV plane model. ! The established model now contains 70 components and 0.150775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.059633Jy sigma=0.996914 ! Fit after self-cal, rms=0.059641Jy sigma=0.996738 wmodel J1632-1052_S_2005_07_09_yyk\_map.mod ! Writing 70 model components to file: J1632-1052_S_2005_07_09_yyk_map.mod wobs J1632-1052_S_2005_07_09_yyk\_uvs.fits ! Writing UV FITS file: J1632-1052_S_2005_07_09_yyk_uvs.fits wwins J1632-1052_S_2005_07_09_yyk\_map.win ! wwins: Wrote 1 windows to J1632-1052_S_2005_07_09_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 = 0.00216813 Jy ! Component: 100 - total flux cleaned = 0.00389398 Jy ! Component: 150 - total flux cleaned = 0.00489049 Jy ! Component: 200 - total flux cleaned = 0.00545471 Jy ! Component: 250 - total flux cleaned = 0.00586852 Jy ! Component: 300 - total flux cleaned = 0.00601328 Jy ! Component: 350 - total flux cleaned = 0.0060572 Jy ! Component: 400 - total flux cleaned = 0.00601204 Jy ! Component: 450 - total flux cleaned = 0.0059297 Jy ! Component: 500 - total flux cleaned = 0.00581418 Jy ! Component: 550 - total flux cleaned = 0.0058145 Jy ! Component: 600 - total flux cleaned = 0.00577985 Jy ! Component: 650 - total flux cleaned = 0.00574583 Jy ! Component: 700 - total flux cleaned = 0.00564662 Jy ! Component: 750 - total flux cleaned = 0.00558296 Jy ! Component: 800 - total flux cleaned = 0.00561326 Jy ! Component: 850 - total flux cleaned = 0.00561269 Jy ! Component: 900 - total flux cleaned = 0.00555449 Jy ! Component: 950 - total flux cleaned = 0.00549719 Jy ! Component: 1000 - total flux cleaned = 0.00541395 Jy ! Total flux subtracted in 1024 components = 0.00538674 Jy ! Clean residual min=-0.001841 max=0.002951 Jy/beam ! Clean residual mean=0.000003 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.156162 Jy keep ! Adding 72 model components to the UV plane model. ! The established model now contains 142 components and 0.156162 Jy ![Exited script file: muppet] wmap "J1632-1052_S_2005_07_09_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 8.684 x 16.44 at 15.47 degrees (North through East) ! Clean map min=-0.0028342 max=0.098605 Jy/beam ! Writing clean map to FITS file: J1632-1052_S_2005_07_09_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.098605 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0006429 device "J1632-1052_S_2005_07_09_yyk\_map.eps/VPS" ! Attempting to open device: 'J1632-1052_S_2005_07_09_yyk_map.eps/VPS' loglevs 1*100*3*image_rms/peak_flux ! The new contour levels are: ! -1.95599 1.95599 3.91197 7.82395 15.6479 31.2958 62.5916 print "clev=",int(1*3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.098 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 8.684 x 16.44 at 15.47 degrees (North through East) ! Clean map min=-0.0028342 max=0.098605 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1632-1052_S_2005_07_09_yyk\_map.gif/gif" ! Attempting to open device: 'J1632-1052_S_2005_07_09_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1632-1052_S_2005_07_09_yyk_uvs.log closed on Fri Jan 20 11:25:40 2006