! Started logfile: J0236-2953_X_2004_04_30_yyk_uvs.log on Tue Dec 6 23:54:44 2005 obs J0236-2953_X_2004_04_30_yyk_uve.fits ! Reading UV FITS file: J0236-2953_X_2004_04_30_yyk_uve.fits ! AN table 1: 9 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.903704 visibilities/baseline/integration-bin. ! Found source: J0236-2953 ! ! 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 1545 lines of history. ! ! Reading 1464 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 J0236-2953_X_2004_04_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 = 512x512 pixels with 0.200x0.200 milli-arcsec cellsize. phase_soltime=phase_soltime1 print "uvstat(rms)=",uvstat(rms),"Jy" ! uvstat(rms)= 0.452513 Jy startmod ,phase_soltime ! Applying default point source starting model. ! Performing phase self-cal over 10 minute time intervals ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 16 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.569348Jy sigma=8.594678 ! Fit after self-cal, rms=0.569056Jy sigma=8.595620 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. 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 ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6608 mas, bmaj=1.763 mas, bpa=-2.136 degrees ! Estimated noise=1.70445 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 = 0.379626 Jy ! Component: 100 - total flux cleaned = 0.434495 Jy ! Total flux subtracted in 100 components = 0.434495 Jy ! Clean residual min=-0.013531 max=0.023781 Jy/beam ! Clean residual mean=0.000011 rms=0.003613 Jy/beam ! Combined flux in latest and established models = 0.434494 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.434494 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102574Jy sigma=1.341003 ! Fit after self-cal, rms=0.102579Jy sigma=1.340921 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Added new window around map position (0.8, -1.6). ! clean: niter=100 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.0258821 Jy ! Component: 100 - total flux cleaned = 0.0385067 Jy ! Total flux subtracted in 100 components = 0.0385067 Jy ! Clean residual min=-0.011365 max=0.017599 Jy/beam ! Clean residual mean=0.000032 rms=0.002992 Jy/beam ! Combined flux in latest and established models = 0.473001 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.473001 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.097238Jy sigma=1.215115 ! Fit after self-cal, rms=0.096899Jy sigma=1.204521 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec 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 ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8189 mas, bmaj=2.18 mas, bpa=-0.6729 degrees ! Estimated noise=1.26814 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 = 0.013294 Jy ! Component: 100 - total flux cleaned = 0.0188405 Jy ! Component: 150 - total flux cleaned = 0.0208 Jy ! Component: 200 - total flux cleaned = 0.0212056 Jy ! Total flux subtracted in 200 components = 0.0212056 Jy ! Clean residual min=-0.009623 max=0.010238 Jy/beam ! Clean residual mean=0.000080 rms=0.002438 Jy/beam ! Combined flux in latest and established models = 0.494207 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 24 model components to the UV plane model. ! The established model now contains 39 components and 0.494207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.096183Jy sigma=1.180391 ! Fit after self-cal, rms=0.096179Jy sigma=1.178817 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! selflims ampcor_selflim ! 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: 0.993711 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 1.18 KP 0.98 ! LA 1.00 MK 0.99 NL 1.05 OV 0.99 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Amplitude normalization factor in sub-array 1: 1.00005 ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.19 KP 0.92 ! LA 0.95 MK 0.98 NL 1.04 OV 0.96 ! PT 1.04 SC 0.97 ! ! ! Correcting IF 3. ! Amplitude normalization factor in sub-array 1: 0.99421 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.02 KP 0.89 ! LA 0.98 MK 1.03 NL 1.01 OV 1.00 ! PT 1.05 SC 1.01 ! ! ! Correcting IF 4. ! Amplitude normalization factor in sub-array 1: 0.966789 ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.20 KP 0.92 ! LA 0.99 MK 1.01 NL 1.02 OV 1.00 ! PT 1.14 SC 1.01 ! ! ! Fit before self-cal, rms=0.096179Jy sigma=1.178817 ! Fit after self-cal, rms=0.092697Jy sigma=1.076717 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=0.092697Jy sigma=1.076717 ! Fit after self-cal, rms=0.092711Jy sigma=1.076671 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8234 mas, bmaj=2.175 mas, bpa=-0.2331 degrees ! Estimated noise=1.24094 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 = -0.00951784 Jy ! Component: 100 - total flux cleaned = -0.0125315 Jy ! Component: 150 - total flux cleaned = -0.0128085 Jy ! Component: 200 - total flux cleaned = -0.0129913 Jy ! Total flux subtracted in 200 components = -0.0129913 Jy ! Clean residual min=-0.004798 max=0.006684 Jy/beam ! Clean residual mean=0.000028 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 0.481215 Jy ! Performing phase self-cal over 10 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 44 components and 0.481215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091682Jy sigma=1.062624 ! Fit after self-cal, rms=0.091613Jy sigma=1.061906 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec 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=0.091613Jy sigma=1.061906 ! Fit after self-cal, rms=0.088444Jy sigma=1.030578 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec 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 (8.2, -15). ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.00293666 Jy ! Component: 100 - total flux cleaned = 0.00202767 Jy ! Component: 150 - total flux cleaned = 0.00141551 Jy ! Component: 200 - total flux cleaned = 0.00114136 Jy ! Total flux subtracted in 200 components = 0.00114136 Jy ! Clean residual min=-0.004827 max=0.005363 Jy/beam ! Clean residual mean=0.000032 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.482357 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.482357 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087519Jy sigma=1.017910 ! Fit after self-cal, rms=0.086902Jy sigma=1.013895 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec 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: 0.8234 x 2.175 at -0.2331 degrees (North through East) ! Clean map min=-0.0042931 max=0.4326 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 ! Performing amp+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=0.086902Jy sigma=1.013895 ! Fit after self-cal, rms=0.083969Jy sigma=0.994298 ! 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=0.083969Jy sigma=0.994298 ! Fit after self-cal, rms=0.083839Jy sigma=0.993777 ! Inverting map and beam ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.823 mas, bmaj=2.18 mas, bpa=-0.2363 degrees ! Estimated noise=1.23053 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00162251 Jy ! Component: 100 - total flux cleaned = -0.00203421 Jy ! Component: 150 - total flux cleaned = -0.00230165 Jy ! Component: 200 - total flux cleaned = -0.00246463 Jy ! Total flux subtracted in 200 components = -0.00246463 Jy ! Clean residual min=-0.005136 max=0.004660 Jy/beam ! Clean residual mean=0.000027 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.479892 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.479892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083267Jy sigma=0.988931 ! Fit after self-cal, rms=0.083239Jy sigma=0.988739 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Performing amp+phase self-cal over 1 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083239Jy sigma=0.988739 ! Fit after self-cal, rms=0.082932Jy sigma=0.962463 ! 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=0.082932Jy sigma=0.962463 ! Fit after self-cal, rms=0.082930Jy sigma=0.962410 ! Inverting map and beam ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8239 mas, bmaj=2.176 mas, bpa=-0.2102 degrees ! Estimated noise=1.22776 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.00181091 Jy ! Component: 100 - total flux cleaned = -0.00202827 Jy ! Component: 150 - total flux cleaned = -0.00202425 Jy ! Component: 200 - total flux cleaned = -0.00196553 Jy ! Total flux subtracted in 200 components = -0.00196553 Jy ! Clean residual min=-0.004584 max=0.004667 Jy/beam ! Clean residual mean=0.000027 rms=0.001133 Jy/beam ! Combined flux in latest and established models = 0.477927 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 21 model components to the UV plane model. ! The established model now contains 89 components and 0.477927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082741Jy sigma=0.960038 ! Fit after self-cal, rms=0.082709Jy sigma=0.959795 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! ************** FINISHED AMPLITUDE SELF-CAL ************** 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 ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.447 mas, bmaj=6.708 mas, bpa=4.607 degrees ! Estimated noise=1.60288 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 = -0.000822304 Jy ! Component: 100 - total flux cleaned = -0.000926815 Jy ! Component: 150 - total flux cleaned = -0.000933146 Jy ! Component: 200 - total flux cleaned = -0.000899774 Jy ! Total flux subtracted in 200 components = -0.000899774 Jy ! Clean residual min=-0.003766 max=0.004721 Jy/beam ! Clean residual mean=0.000053 rms=0.001390 Jy/beam ! Combined flux in latest and established models = 0.477027 Jy ! Performing phase self-cal over 0.5 minute time intervals ! Adding 10 model components to the UV plane model. ! The established model now contains 92 components and 0.477027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082709Jy sigma=0.959638 ! Fit after self-cal, rms=0.082683Jy sigma=0.959433 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec 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 ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.6642 mas, bmaj=1.756 mas, bpa=-1.871 degrees ! Estimated noise=1.68128 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = 0.374778 Jy ! Component: 100 - total flux cleaned = 0.428649 Jy ! Component: 150 - total flux cleaned = 0.448944 Jy ! Component: 200 - total flux cleaned = 0.460201 Jy ! Total flux subtracted in 200 components = 0.460201 Jy ! Clean residual min=-0.007079 max=0.006851 Jy/beam ! Clean residual mean=0.000004 rms=0.001849 Jy/beam ! Combined flux in latest and established models = 0.460201 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 26 model components to the UV plane model. ! The established model now contains 26 components and 0.460201 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8239 mas, bmaj=2.176 mas, bpa=-0.2102 degrees ! Estimated noise=1.22776 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 = 0.00977394 Jy ! Component: 100 - total flux cleaned = 0.0136507 Jy ! Component: 150 - total flux cleaned = 0.0147595 Jy ! Component: 200 - total flux cleaned = 0.0152619 Jy ! Total flux subtracted in 200 components = 0.0152619 Jy ! Clean residual min=-0.004599 max=0.004474 Jy/beam ! Clean residual mean=0.000023 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.475463 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 54 components and 0.475463 Jy ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec 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 ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=2.447 mas, bmaj=6.708 mas, bpa=4.607 degrees ! Estimated noise=1.60288 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 = 0.0020308 Jy ! Component: 100 - total flux cleaned = 0.00209145 Jy ! Component: 150 - total flux cleaned = 0.00214545 Jy ! Component: 200 - total flux cleaned = 0.00209997 Jy ! Total flux subtracted in 200 components = 0.00209997 Jy ! Clean residual min=-0.004149 max=0.004644 Jy/beam ! Clean residual mean=0.000059 rms=0.001395 Jy/beam ! Combined flux in latest and established models = 0.477563 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 61 components and 0.477563 Jy ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! Estimated beam: bmin=0.8239 mas, bmaj=2.176 mas, bpa=-0.2102 degrees ! Estimated noise=1.22776 mJy/beam. ! clean: niter=200 gain=0.04 cutoff=0 ! Component: 050 - total flux cleaned = -0.000254775 Jy ! Component: 100 - total flux cleaned = -0.000188143 Jy ! Component: 150 - total flux cleaned = -0.000191517 Jy ! Component: 200 - total flux cleaned = -0.000192337 Jy ! Total flux subtracted in 200 components = -0.000192337 Jy ! Clean residual min=-0.004509 max=0.004617 Jy/beam ! Clean residual mean=0.000028 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.47737 Jy selfcal false, false, phase_soltime ! Performing phase self-cal over 0.5 minute time intervals ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 0.47737 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083026Jy sigma=0.960059 ! Fit after self-cal, rms=0.082953Jy sigma=0.959587 wmodel J0236-2953_X_2004_04_30_yyk\_map.mod ! Writing 73 model components to file: J0236-2953_X_2004_04_30_yyk_map.mod wobs J0236-2953_X_2004_04_30_yyk\_uvs.fits ! Writing UV FITS file: J0236-2953_X_2004_04_30_yyk_uvs.fits wwins J0236-2953_X_2004_04_30_yyk\_map.win ! wwins: Wrote 3 windows to J0236-2953_X_2004_04_30_yyk_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000179851 Jy ! Component: 100 - total flux cleaned = 0.000180837 Jy ! Component: 150 - total flux cleaned = 0.000323119 Jy ! Component: 200 - total flux cleaned = 0.000796727 Jy ! Component: 250 - total flux cleaned = 0.00105178 Jy ! Component: 300 - total flux cleaned = 0.00154128 Jy ! Component: 350 - total flux cleaned = 0.00189715 Jy ! Component: 400 - total flux cleaned = 0.0021813 Jy ! Component: 450 - total flux cleaned = 0.00234732 Jy ! Component: 500 - total flux cleaned = 0.00234641 Jy ! Component: 550 - total flux cleaned = 0.00218913 Jy ! Component: 600 - total flux cleaned = 0.0022414 Jy ! Component: 650 - total flux cleaned = 0.00219187 Jy ! Component: 700 - total flux cleaned = 0.002291 Jy ! Component: 750 - total flux cleaned = 0.00229047 Jy ! Component: 800 - total flux cleaned = 0.00229137 Jy ! Component: 850 - total flux cleaned = 0.00233775 Jy ! Component: 900 - total flux cleaned = 0.00233753 Jy ! Component: 950 - total flux cleaned = 0.00238317 Jy ! Component: 1000 - total flux cleaned = 0.00220326 Jy ! Component: 1050 - total flux cleaned = 0.00229229 Jy ! Component: 1100 - total flux cleaned = 0.00229273 Jy ! Component: 1150 - total flux cleaned = 0.00237857 Jy ! Component: 1200 - total flux cleaned = 0.00233603 Jy ! Component: 1250 - total flux cleaned = 0.00241982 Jy ! Component: 1300 - total flux cleaned = 0.00246105 Jy ! Component: 1350 - total flux cleaned = 0.00258331 Jy ! Component: 1400 - total flux cleaned = 0.0025418 Jy ! Component: 1450 - total flux cleaned = 0.00254112 Jy ! Component: 1500 - total flux cleaned = 0.00254167 Jy ! Component: 1550 - total flux cleaned = 0.00277819 Jy ! Component: 1600 - total flux cleaned = 0.00277885 Jy ! Component: 1650 - total flux cleaned = 0.0028561 Jy ! Component: 1700 - total flux cleaned = 0.00300933 Jy ! Component: 1750 - total flux cleaned = 0.00312245 Jy ! Component: 1800 - total flux cleaned = 0.00312238 Jy ! Component: 1850 - total flux cleaned = 0.00323368 Jy ! Component: 1900 - total flux cleaned = 0.00338025 Jy ! Component: 1950 - total flux cleaned = 0.00338024 Jy ! Component: 2000 - total flux cleaned = 0.00355964 Jy ! Total flux subtracted in 2048 components = 0.00359511 Jy ! Clean residual min=-0.002373 max=0.002187 Jy/beam ! Clean residual mean=0.000002 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.480965 Jy keep ! Adding 126 model components to the UV plane model. ! The established model now contains 199 components and 0.480965 Jy ![Exited script file: muppet] wmap "J0236-2953_X_2004_04_30_yyk\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8239 x 2.176 at -0.2102 degrees (North through East) ! Clean map min=-0.0041869 max=0.43094 Jy/beam ! Writing clean map to FITS file: J0236-2953_X_2004_04_30_yyk_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.430939 invert ! Inverting map ! Your choice of large map pixels excluded 0.236% of the data. ! The x-axis pixel size should ideally be below 0.1993 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000657133 device "J0236-2953_X_2004_04_30_yyk\_map.eps/VPS" ! Attempting to open device: 'J0236-2953_X_2004_04_30_yyk_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.457466 0.457466 0.914933 1.82987 3.65973 7.31946 14.6389 29.2779 58.5557 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(peak_flux*1000)/1000 ! peak= 0.43 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8239 x 2.176 at -0.2102 degrees (North through East) ! Clean map min=-0.0041869 max=0.43094 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0236-2953_X_2004_04_30_yyk\_map.gif/gif" ! Attempting to open device: 'J0236-2953_X_2004_04_30_yyk_map.gif/gif' mapplot cln quit ! Quitting program ! Log file J0236-2953_X_2004_04_30_yyk_uvs.log closed on Tue Dec 6 23:54:48 2005