! Started logfile: J1133+7831_S_2006_02_23_yyk_uvs.log on Wed Jul 5 12:03:18 2006 obs J1133+7831_S_2006_02_23_yyk_uva.fits ! Reading UV FITS file: J1133+7831_S_2006_02_23_yyk_uva.fits ! AN table 1: 881 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.617127 visibilities/baseline/integration-bin. ! Found source: J1133+7831 ! ! 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 2429 lines of history. ! ! Reading 97864 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+7831_S_2006_02_23_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. uvav time_av, true ! Averaging into 30 second bins. ! 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 phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.0801019 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=3.226 mas, bmaj=11.99 mas, bpa=20.43 degrees ! Estimated noise=1.18076 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 = 0.0337439 Jy ! Component: 100 - total flux cleaned = 0.0472158 Jy ! Total flux subtracted in 100 components = 0.0472158 Jy ! Clean residual min=-0.007575 max=0.007689 Jy/beam ! Clean residual mean=-0.000076 rms=0.002863 Jy/beam ! Combined flux in latest and established models = 0.0472158 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 43 model components to the UV plane model. ! The established model now contains 43 components and 0.0472158 Jy ! ! Correcting IF 1. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.061329Jy sigma=1.291882 ! Fit after self-cal, rms=0.061291Jy sigma=1.288912 ! Inverting map and beam ! Estimated beam: bmin=3.226 mas, bmaj=11.99 mas, bpa=20.43 degrees ! Estimated noise=1.18076 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=3.844 mas, bmaj=12.98 mas, bpa=20.66 degrees ! Estimated noise=0.821037 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 = 0.0151514 Jy ! Component: 100 - total flux cleaned = 0.0177551 Jy ! Component: 150 - total flux cleaned = 0.0190287 Jy ! Component: 200 - total flux cleaned = 0.0212606 Jy ! Total flux subtracted in 200 components = 0.0212606 Jy ! Clean residual min=-0.004396 max=0.004404 Jy/beam ! Clean residual mean=-0.000101 rms=0.002174 Jy/beam ! Combined flux in latest and established models = 0.0684764 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 109 model components to the UV plane model. ! The established model now contains 151 components and 0.0684764 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.052409Jy sigma=1.108736 ! Fit after self-cal, rms=0.052311Jy sigma=1.105895 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.844 x 12.98 at 20.66 degrees (North through East) ! Clean map min=-0.0073558 max=0.028316 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=0.052311Jy sigma=1.105895 ! Fit after self-cal, rms=0.052311Jy sigma=1.105895 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=0.052311Jy sigma=1.105895 ! Fit after self-cal, rms=0.052311Jy sigma=1.105894 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.844 mas, bmaj=12.98 mas, bpa=20.66 degrees ! Estimated noise=0.821037 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 = 0.0060098 Jy ! Component: 100 - total flux cleaned = 0.00746223 Jy ! Component: 150 - total flux cleaned = 0.00824622 Jy ! Component: 200 - total flux cleaned = 0.00870279 Jy ! Total flux subtracted in 200 components = 0.00870279 Jy ! Clean residual min=-0.002749 max=0.002741 Jy/beam ! Clean residual mean=-0.000066 rms=0.001377 Jy/beam ! Combined flux in latest and established models = 0.0771792 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 99 model components to the UV plane model. ! The established model now contains 239 components and 0.0771792 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.049565Jy sigma=1.050427 ! Fit after self-cal, rms=0.049498Jy sigma=1.048737 ! 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=0.049498Jy sigma=1.048737 ! Fit after self-cal, rms=0.046224Jy sigma=0.981167 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 = 0.00423388 Jy ! Component: 100 - total flux cleaned = 0.00720877 Jy ! Component: 150 - total flux cleaned = 0.0089014 Jy ! Component: 200 - total flux cleaned = 0.010584 Jy ! Total flux subtracted in 200 components = 0.010584 Jy ! Clean residual min=-0.001965 max=0.001983 Jy/beam ! Clean residual mean=-0.000042 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.0877632 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 99 model components to the UV plane model. ! The established model now contains 323 components and 0.0877632 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.044522Jy sigma=0.945671 ! Fit after self-cal, rms=0.044317Jy sigma=0.940324 ! 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: 3.844 x 12.98 at 20.66 degrees (North through East) ! Clean map min=-0.0062697 max=0.026827 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=8.149 mas, bmaj=13.03 mas, bpa=25.21 degrees ! Estimated noise=0.972219 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 = 0.00297797 Jy ! Component: 100 - total flux cleaned = 0.00394196 Jy ! Component: 150 - total flux cleaned = 0.00529543 Jy ! Component: 200 - total flux cleaned = 0.00576831 Jy ! Total flux subtracted in 200 components = 0.00576831 Jy ! Clean residual min=-0.001865 max=0.001850 Jy/beam ! Clean residual mean=-0.000037 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.0935315 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 87 model components to the UV plane model. ! The established model now contains 392 components and 0.0935315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.043444Jy sigma=0.926623 ! Fit after self-cal, rms=0.043372Jy sigma=0.924379 ! 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=3.226 mas, bmaj=11.99 mas, bpa=20.43 degrees ! Estimated noise=1.18076 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0357354 Jy ! Component: 100 - total flux cleaned = 0.0530796 Jy ! Component: 150 - total flux cleaned = 0.0601354 Jy ! Component: 200 - total flux cleaned = 0.0624738 Jy ! Total flux subtracted in 200 components = 0.0624738 Jy ! Clean residual min=-0.005253 max=0.005236 Jy/beam ! Clean residual mean=-0.000067 rms=0.002153 Jy/beam ! Combined flux in latest and established models = 0.0624738 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 83 model components to the UV plane model. ! The established model now contains 83 components and 0.0624738 Jy ! Inverting map and beam ! Estimated beam: bmin=3.844 mas, bmaj=12.98 mas, bpa=20.66 degrees ! Estimated noise=0.821037 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 = 0.00734362 Jy ! Component: 100 - total flux cleaned = 0.0108192 Jy ! Component: 150 - total flux cleaned = 0.0138535 Jy ! Component: 200 - total flux cleaned = 0.0158431 Jy ! Total flux subtracted in 200 components = 0.0158431 Jy ! Clean residual min=-0.003944 max=0.003952 Jy/beam ! Clean residual mean=-0.000088 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 0.0783168 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 164 components and 0.0783168 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=8.149 mas, bmaj=13.03 mas, bpa=25.21 degrees ! Estimated noise=0.972219 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 = 0.00450008 Jy ! Component: 100 - total flux cleaned = 0.00624407 Jy ! Component: 150 - total flux cleaned = 0.00740156 Jy ! Component: 200 - total flux cleaned = 0.00817701 Jy ! Total flux subtracted in 200 components = 0.00817701 Jy ! Clean residual min=-0.002965 max=0.003011 Jy/beam ! Clean residual mean=-0.000080 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.0864938 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 241 components and 0.0864938 Jy ! Inverting map uvtaper 0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.844 mas, bmaj=12.98 mas, bpa=20.66 degrees ! Estimated noise=0.821037 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00195251 Jy ! Component: 100 - total flux cleaned = 0.00304392 Jy ! Component: 150 - total flux cleaned = 0.00384179 Jy ! Component: 200 - total flux cleaned = 0.00510384 Jy ! Total flux subtracted in 200 components = 0.00510384 Jy ! Clean residual min=-0.001339 max=0.001344 Jy/beam ! Clean residual mean=-0.000023 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.0915976 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 69 model components to the UV plane model. ! The established model now contains 309 components and 0.0915977 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.043369Jy sigma=0.920983 ! Fit after self-cal, rms=0.043318Jy sigma=0.919475 wmodel J1133+7831_S_2006_02_23_yyk\_map.mod ! Writing 309 model components to file: J1133+7831_S_2006_02_23_yyk_map.mod wobs J1133+7831_S_2006_02_23_yyk\_uvs.fits ! Writing UV FITS file: J1133+7831_S_2006_02_23_yyk_uvs.fits wwins J1133+7831_S_2006_02_23_yyk\_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: muppet] ! wmap "J1133+7831_S_2006_02_23_yyk\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.844 x 12.98 at 20.66 degrees (North through East) ! Clean map min=-0.0059944 max=0.027966 Jy/beam ! Writing clean map to FITS file: J1133+7831_S_2006_02_23_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.0279664 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000603602 device "J1133+7831_S_2006_02_23_yyk\_map.eps/VPS" ! Attempting to open device: 'J1133+7831_S_2006_02_23_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -6.47494 6.47494 12.9499 25.8998 51.7995 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.027 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.844 x 12.98 at 20.66 degrees (North through East) ! Clean map min=-0.0059944 max=0.027966 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1133+7831_S_2006_02_23_yyk\_map.gif/gif" ! Attempting to open device: 'J1133+7831_S_2006_02_23_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J1133+7831_S_2006_02_23_yyk_uvs.log closed on Wed Jul 5 12:03:34 2006