! Started logfile: J0106-4034_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:20:42 2008 obs J0106-4034_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0106-4034_X_1998_10_01_pus_uva.fits ! AN table 1: 43 integrations on 136 of 136 possible baselines. ! AN table 2: 83 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0719538 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0106-4034 ! ! 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 8.40798e+09 4e+06 1 4e+06 ! 02 2 8.47798e+09 4e+06 1 4e+06 ! 03 3 8.79298e+09 4e+06 1 4e+06 ! 04 4 8.89798e+09 4e+06 1 4e+06 ! ! Polarization(s): RR ! ! Read 2049 lines of history. ! ! Reading 4932 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 print "field_size =",field_size ! field_size = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0106-4034_X_1998_10_01_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 256x256 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! 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 502 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 502 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 502 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 502 telescope corrections were flagged in sub-array 1. ! A total of 1147 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=2.233234Jy sigma=0.019524 ! Fit after self-cal, rms=2.193040Jy sigma=0.019273 ! 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 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.6936 mas, bmaj=2.716 mas, bpa=-5.665 degrees ! Estimated noise=1905.82 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.37108 Jy ! Component: 100 - total flux cleaned = 2.88936 Jy ! Total flux subtracted in 100 components = 2.88936 Jy ! Clean residual min=-0.110498 max=0.187078 Jy/beam ! Clean residual mean=0.004784 rms=0.047978 Jy/beam ! Combined flux in latest and established models = 2.88936 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 2.88936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.654652Jy sigma=0.005264 ! Fit after self-cal, rms=0.654637Jy sigma=0.005264 ! Inverting map ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec print "************** FINISHED UNIFORM WEIGHTING CLEAN **************" ! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! 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 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9253 mas, bmaj=3.521 mas, bpa=-3.345 degrees ! Estimated noise=1275.58 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.327757 Jy ! Component: 100 - total flux cleaned = 0.478417 Jy ! Component: 150 - total flux cleaned = 0.553407 Jy ! Component: 200 - total flux cleaned = 0.594451 Jy ! Total flux subtracted in 200 components = 0.594451 Jy ! Clean residual min=-0.071426 max=0.107687 Jy/beam ! Clean residual mean=0.000596 rms=0.026433 Jy/beam ! Combined flux in latest and established models = 3.48381 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 24 components and 3.48381 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.548270Jy sigma=0.003401 ! Fit after self-cal, rms=0.548039Jy sigma=0.003401 ! Inverting map ! Your choice of large map pixels excluded 0.793% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* HN 1.00* ! KK 1.00* KP 0.92 LA 1.03 MK 1.00* ! NL 1.10 NY 1.00* ON 1.00* OV 1.00* ! PT 0.99 SC 0.99 WF 1.39 MC 1.00* ! GN 0.98 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HN 1.00* ! KK 1.01 KP 0.95 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.02 ! PT 0.99 SC 1.05 WF 1.00* MC 1.00* ! GN 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 GC 1.00* HN 1.00* ! KK 1.00* KP 0.94 LA 0.99 MK 1.00* ! NL 1.12 NY 1.00* ON 1.00* OV 1.00* ! PT 0.99 SC 0.98 WF 1.43 MC 1.00* ! GN 0.96 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.98 GC 1.00* HN 1.00* ! KK 1.00 KP 0.96 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.01 ! PT 0.99 SC 1.05 WF 1.00* MC 1.00* ! GN 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 GC 1.00* HN 1.00* ! KK 1.00* KP 0.96 LA 0.98 MK 1.00* ! NL 1.08 NY 1.00* ON 1.00* OV 1.00* ! PT 0.99 SC 1.00 WF 1.47 MC 1.00* ! GN 0.97 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.96 GC 1.00* HN 1.00* ! KK 1.01 KP 0.99 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.98 ! PT 0.99 SC 1.08 WF 1.00* MC 1.00* ! GN 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.97 GC 1.00* HN 1.00* ! KK 1.00* KP 0.93 LA 1.01 MK 1.00* ! NL 1.10 NY 1.00* ON 1.00* OV 1.00* ! PT 0.94 SC 0.97 WF 1.47 MC 1.00* ! GN 0.96 ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 0.93 GC 1.00* HN 1.00* ! KK 1.00 KP 0.96 LA 1.00* MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 0.99 ! PT 0.95 SC 1.04 WF 1.00* MC 1.00* ! GN 1.03 ! ! ! Fit before self-cal, rms=0.548039Jy sigma=0.003401 ! Fit after self-cal, rms=0.450020Jy sigma=0.002591 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.934 mas, bmaj=3.673 mas, bpa=-4.286 degrees ! Estimated noise=1301.08 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0502642 Jy ! Component: 100 - total flux cleaned = -0.0551568 Jy ! Component: 150 - total flux cleaned = -0.0577317 Jy ! Component: 200 - total flux cleaned = -0.0588747 Jy ! Total flux subtracted in 200 components = -0.0588747 Jy ! Clean residual min=-0.034856 max=0.035256 Jy/beam ! Clean residual mean=0.002376 rms=0.009365 Jy/beam ! Combined flux in latest and established models = 3.42493 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 31 components and 3.42493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.433895Jy sigma=0.002490 ! Fit after self-cal, rms=0.435039Jy sigma=0.002489 ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.435039Jy sigma=0.002489 ! Fit after self-cal, rms=0.429127Jy sigma=0.002424 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9372 mas, bmaj=3.687 mas, bpa=-4.112 degrees ! Estimated noise=1298.68 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0300545 Jy ! Component: 100 - total flux cleaned = -0.0338624 Jy ! Component: 150 - total flux cleaned = -0.0361635 Jy ! Component: 200 - total flux cleaned = -0.0380298 Jy ! Total flux subtracted in 200 components = -0.0380298 Jy ! Clean residual min=-0.024147 max=0.027811 Jy/beam ! Clean residual mean=0.001780 rms=0.006805 Jy/beam ! Combined flux in latest and established models = 3.3869 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 3.3869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.422455Jy sigma=0.002388 ! Fit after self-cal, rms=0.422673Jy sigma=0.002388 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00141344 Jy ! Component: 100 - total flux cleaned = -0.002335 Jy ! Component: 150 - total flux cleaned = -0.00359661 Jy ! Component: 200 - total flux cleaned = -0.00436086 Jy ! Total flux subtracted in 200 components = -0.00436086 Jy ! Clean residual min=-0.023594 max=0.026282 Jy/beam ! Clean residual mean=0.001913 rms=0.006537 Jy/beam ! Combined flux in latest and established models = 3.38254 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 40 components and 3.38254 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.421331Jy sigma=0.002381 ! Fit after self-cal, rms=0.421356Jy sigma=0.002381 ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.421356Jy sigma=0.002381 ! Fit after self-cal, rms=0.421077Jy sigma=0.002355 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9396 mas, bmaj=3.697 mas, bpa=-4.004 degrees ! Estimated noise=1298.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0172411 Jy ! Component: 100 - total flux cleaned = -0.0195604 Jy ! Component: 150 - total flux cleaned = -0.0210415 Jy ! Component: 200 - total flux cleaned = -0.0224363 Jy ! Total flux subtracted in 200 components = -0.0224363 Jy ! Clean residual min=-0.018362 max=0.019825 Jy/beam ! Clean residual mean=0.001253 rms=0.005586 Jy/beam ! Combined flux in latest and established models = 3.36011 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 43 components and 3.36011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.418188Jy sigma=0.002341 ! Fit after self-cal, rms=0.418362Jy sigma=0.002341 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000703345 Jy ! Component: 100 - total flux cleaned = -0.00230734 Jy ! Component: 150 - total flux cleaned = -0.00305023 Jy ! Component: 200 - total flux cleaned = -0.00374991 Jy ! Total flux subtracted in 200 components = -0.00374991 Jy ! Clean residual min=-0.017031 max=0.019502 Jy/beam ! Clean residual mean=0.001369 rms=0.005353 Jy/beam ! Combined flux in latest and established models = 3.35636 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 45 components and 3.35636 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.417260Jy sigma=0.002335 ! Fit after self-cal, rms=0.417276Jy sigma=0.002335 ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.417276Jy sigma=0.002335 ! Fit after self-cal, rms=0.418064Jy sigma=0.002328 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=2.301 mas, bmaj=7.205 mas, bpa=-1.185 degrees ! Estimated noise=1495.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0115944 Jy ! Component: 100 - total flux cleaned = -0.0122695 Jy ! Component: 150 - total flux cleaned = -0.0128625 Jy ! Component: 200 - total flux cleaned = -0.0133977 Jy ! Total flux subtracted in 200 components = -0.0133977 Jy ! Clean residual min=-0.016271 max=0.015675 Jy/beam ! Clean residual mean=0.001770 rms=0.004804 Jy/beam ! Combined flux in latest and established models = 3.34296 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 46 components and 3.34296 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.417006Jy sigma=0.002325 ! Fit after self-cal, rms=0.417083Jy sigma=0.002324 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.16439e-05 Jy ! Component: 100 - total flux cleaned = -0.000171918 Jy ! Component: 150 - total flux cleaned = -0.000618439 Jy ! Component: 200 - total flux cleaned = -0.00103676 Jy ! Total flux subtracted in 200 components = -0.00103676 Jy ! Clean residual min=-0.015863 max=0.016244 Jy/beam ! Clean residual mean=0.001823 rms=0.004737 Jy/beam ! Combined flux in latest and established models = 3.34192 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 3.34192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.416905Jy sigma=0.002325 ! Fit after self-cal, rms=0.416914Jy sigma=0.002325 ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "************** FINISHED AMPLITUDE SELF-CAL **************" ! ************** FINISHED AMPLITUDE SELF-CAL ************** restore ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9406 mas, bmaj=3.698 mas, bpa=-3.966 degrees ! Estimated noise=1298.36 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9406 x 3.698 at -3.966 degrees (North through East) ! Clean map min=-0.014511 max=3.1431 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal 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 new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.416914Jy sigma=0.002325 ! Fit after self-cal, rms=0.393714Jy sigma=0.001993 ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9407 mas, bmaj=3.696 mas, bpa=-3.966 degrees ! Estimated noise=1296.39 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0109657 Jy ! Component: 100 - total flux cleaned = -0.012731 Jy ! Component: 150 - total flux cleaned = -0.0136842 Jy ! Component: 200 - total flux cleaned = -0.0145569 Jy ! Total flux subtracted in 200 components = -0.0145569 Jy ! Clean residual min=-0.011933 max=0.014945 Jy/beam ! Clean residual mean=0.000905 rms=0.003960 Jy/beam ! Combined flux in latest and established models = 3.32736 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 48 components and 3.32736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.392459Jy sigma=0.001986 ! Fit after self-cal, rms=0.392500Jy sigma=0.001986 ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000156356 Jy ! Component: 100 - total flux cleaned = -0.00120061 Jy ! Component: 150 - total flux cleaned = -0.00190459 Jy ! Component: 200 - total flux cleaned = -0.00234714 Jy ! Total flux subtracted in 200 components = -0.00234714 Jy ! Clean residual min=-0.011636 max=0.014745 Jy/beam ! Clean residual mean=0.000979 rms=0.003839 Jy/beam ! Combined flux in latest and established models = 3.32502 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 49 components and 3.32502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.392000Jy sigma=0.001983 ! Fit after self-cal, rms=0.392018Jy sigma=0.001983 ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.392018Jy sigma=0.001983 ! Fit after self-cal, rms=0.392850Jy sigma=0.001980 print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative 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 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.6939 mas, bmaj=2.698 mas, bpa=-5.349 degrees ! Estimated noise=1995.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.44739 Jy ! Component: 100 - total flux cleaned = 2.98479 Jy ! Component: 150 - total flux cleaned = 3.12943 Jy ! Component: 200 - total flux cleaned = 3.18898 Jy ! Total flux subtracted in 200 components = 3.18898 Jy ! Clean residual min=-0.024999 max=0.042298 Jy/beam ! Clean residual mean=0.001495 rms=0.008259 Jy/beam ! Combined flux in latest and established models = 3.18898 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 3.18898 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9415 mas, bmaj=3.699 mas, bpa=-3.941 degrees ! Estimated noise=1295.86 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) ! Added new window around map position (1, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0605403 Jy ! Component: 100 - total flux cleaned = 0.0913104 Jy ! Component: 150 - total flux cleaned = 0.10839 Jy ! Component: 200 - total flux cleaned = 0.118211 Jy ! Total flux subtracted in 200 components = 0.118211 Jy ! Clean residual min=-0.009701 max=0.013822 Jy/beam ! Clean residual mean=0.001111 rms=0.003438 Jy/beam ! Combined flux in latest and established models = 3.30719 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 3.30719 Jy ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=2.308 mas, bmaj=7.227 mas, bpa=-1.12 degrees ! Estimated noise=1489.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00851967 Jy ! Component: 100 - total flux cleaned = 0.00852185 Jy ! Component: 150 - total flux cleaned = 0.0085071 Jy ! Component: 200 - total flux cleaned = 0.00829737 Jy ! Total flux subtracted in 200 components = 0.00829737 Jy ! Clean residual min=-0.008800 max=0.011805 Jy/beam ! Clean residual mean=0.001429 rms=0.003263 Jy/beam ! Combined flux in latest and established models = 3.31549 Jy flux_cutoff = imstat(rms) * dynam 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000186833 Jy ! Component: 100 - total flux cleaned = -0.000358841 Jy ! Component: 150 - total flux cleaned = -0.000355576 Jy ! Component: 200 - total flux cleaned = -0.000435048 Jy ! Total flux subtracted in 200 components = -0.000435048 Jy ! Clean residual min=-0.008706 max=0.011321 Jy/beam ! Clean residual mean=0.001438 rms=0.003164 Jy/beam ! Combined flux in latest and established models = 3.31506 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 54 components and 3.31506 Jy ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! Estimated beam: bmin=0.9415 mas, bmaj=3.699 mas, bpa=-3.941 degrees ! Estimated noise=1295.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00179657 Jy ! Component: 100 - total flux cleaned = -0.0015813 Jy ! Component: 150 - total flux cleaned = -0.00118643 Jy ! Component: 200 - total flux cleaned = -0.000850386 Jy ! Total flux subtracted in 200 components = -0.000850386 Jy ! Clean residual min=-0.008064 max=0.011400 Jy/beam ! Clean residual mean=0.000841 rms=0.002890 Jy/beam ! Combined flux in latest and established models = 3.3142 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 68 components and 3.3142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.390445Jy sigma=0.001969 ! Fit after self-cal, rms=0.390336Jy sigma=0.001967 wmodel J0106-4034_X_1998_10_01_pus_map.mod ! Writing 68 model components to file: J0106-4034_X_1998_10_01_pus_map.mod wobs J0106-4034_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0106-4034_X_1998_10_01_pus_uvs.fits wwins J0106-4034_X_1998_10_01_pus_map.win ! wwins: Wrote 2 windows to J0106-4034_X_1998_10_01_pus_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 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425579 Jy ! Component: 100 - total flux cleaned = 0.00776872 Jy ! Component: 150 - total flux cleaned = 0.0108443 Jy ! Component: 200 - total flux cleaned = 0.0130031 Jy ! Component: 250 - total flux cleaned = 0.0141448 Jy ! Component: 300 - total flux cleaned = 0.0151376 Jy ! Component: 350 - total flux cleaned = 0.0160995 Jy ! Component: 400 - total flux cleaned = 0.0170322 Jy ! Component: 450 - total flux cleaned = 0.0179431 Jy ! Component: 500 - total flux cleaned = 0.0188338 Jy ! Component: 550 - total flux cleaned = 0.0198966 Jy ! Component: 600 - total flux cleaned = 0.0206514 Jy ! Component: 650 - total flux cleaned = 0.0213891 Jy ! Component: 700 - total flux cleaned = 0.022021 Jy ! Component: 750 - total flux cleaned = 0.022642 Jy ! Component: 800 - total flux cleaned = 0.0233358 Jy ! Component: 850 - total flux cleaned = 0.0239302 Jy ! Component: 900 - total flux cleaned = 0.0244306 Jy ! Component: 950 - total flux cleaned = 0.0250033 Jy ! Component: 1000 - total flux cleaned = 0.0255648 Jy ! Total flux subtracted in 1024 components = 0.025881 Jy ! Clean residual min=-0.004568 max=0.004916 Jy/beam ! Clean residual mean=0.000347 rms=0.001696 Jy/beam ! Combined flux in latest and established models = 3.34009 Jy keep ! Adding 54 model components to the UV plane model. ! The established model now contains 122 components and 3.34009 Jy ![Exited script file: muppet] wmap "J0106-4034_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9415 x 3.699 at -3.941 degrees (North through East) ! Clean map min=-0.0069215 max=3.1611 Jy/beam ! Writing clean map to FITS file: J0106-4034_X_1998_10_01_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 3.16106 invert ! Inverting map ! Your choice of large map pixels excluded 0.813% of the data. ! The x-axis pixel size should ideally be below 0.1933 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00166131 device "J0106-4034_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0106-4034_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.157666 0.157666 0.315333 0.630666 1.26133 2.52266 5.04533 10.0907 20.1813 40.3626 80.7252 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0049 print "peak=",int(1000*peak_flux)/1000 ! peak= 3.161 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9415 x 3.699 at -3.941 degrees (North through East) ! Clean map min=-0.0069215 max=3.1611 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0106-4034_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0106-4034_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0106-4034_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:20:45 2008