! Started logfile: J0730-1141_X_1998_10_01_pus_uvs.log on Wed Feb 6 12:26:19 2008 obs J0730-1141_X_1998_10_01_pus_uva.fits ! Reading UV FITS file: J0730-1141_X_1998_10_01_pus_uva.fits ! AN table 1: 106 integrations on 136 of 136 possible baselines. ! AN table 2: 201 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.186841 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0730-1141 ! ! 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 31204 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 J0730-1141_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 1151 telescope corrections were flagged in sub-array 1. ! A total of 2225 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1151 telescope corrections were flagged in sub-array 1. ! A total of 2225 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1151 telescope corrections were flagged in sub-array 1. ! A total of 2225 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1151 telescope corrections were flagged in sub-array 1. ! A total of 2225 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.624358Jy sigma=0.016655 ! Fit after self-cal, rms=1.291244Jy sigma=0.013462 ! 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 0.604% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.604 mas, bmaj=1.897 mas, bpa=-5.037 degrees ! Estimated noise=787.427 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 = 1.60513 Jy ! Component: 100 - total flux cleaned = 2.05228 Jy ! Total flux subtracted in 100 components = 2.05228 Jy ! Clean residual min=-0.045056 max=0.198413 Jy/beam ! Clean residual mean=0.002197 rms=0.020523 Jy/beam ! Combined flux in latest and established models = 2.05228 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 2.05228 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.482533Jy sigma=0.004958 ! Fit after self-cal, rms=0.482302Jy sigma=0.004956 ! Inverting map ! Your choice of large map pixels excluded 0.604% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.222575 Jy ! Component: 100 - total flux cleaned = 0.340471 Jy ! Total flux subtracted in 100 components = 0.340471 Jy ! Clean residual min=-0.029049 max=0.056072 Jy/beam ! Clean residual mean=0.001098 rms=0.010760 Jy/beam ! Combined flux in latest and established models = 2.39275 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 2.39275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.356137Jy sigma=0.003282 ! Fit after self-cal, rms=0.356092Jy sigma=0.003281 ! Inverting map ! Your choice of large map pixels excluded 0.604% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 0.604% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.7967 mas, bmaj=2.275 mas, bpa=-6.632 degrees ! Estimated noise=423.688 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 = 0.0935557 Jy ! Component: 100 - total flux cleaned = 0.142473 Jy ! Component: 150 - total flux cleaned = 0.169896 Jy ! Component: 200 - total flux cleaned = 0.185408 Jy ! Total flux subtracted in 200 components = 0.185408 Jy ! Clean residual min=-0.024765 max=0.071783 Jy/beam ! Clean residual mean=0.001265 rms=0.011808 Jy/beam ! Combined flux in latest and established models = 2.57816 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 2.57816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.342461Jy sigma=0.002924 ! Fit after self-cal, rms=0.342384Jy sigma=0.002923 ! Inverting map ! Your choice of large map pixels excluded 0.604% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Added new window around map position (-1.6, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.064991 Jy ! Component: 100 - total flux cleaned = 0.0946208 Jy ! Component: 150 - total flux cleaned = 0.105107 Jy ! Component: 200 - total flux cleaned = 0.107403 Jy ! Total flux subtracted in 200 components = 0.107403 Jy ! Clean residual min=-0.023914 max=0.042544 Jy/beam ! Clean residual mean=-0.000167 rms=0.008381 Jy/beam ! Combined flux in latest and established models = 2.68556 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 2.68556 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.331001Jy sigma=0.002788 ! Fit after self-cal, rms=0.329583Jy sigma=0.002770 ! Inverting map ! Your choice of large map pixels excluded 0.604% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 0.99 FD 1.03 GC 1.00* HN 0.97 ! KK 1.09 KP 0.99 LA 1.02 MK 0.98 ! NL 1.04 NY 1.00* ON 1.00* OV 1.05 ! PT 1.01 SC 0.98 WF 1.04 MC 1.17 ! GN 1.00 ! ! A total of 249 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.98 GC 1.00* HN 1.02 ! KK 1.00 KP 0.95 LA 0.98 MK 0.96 ! NL 1.00 NY 1.00* ON 1.00* OV 1.01 ! PT 0.99 SC 1.02 WF 1.10 MC 1.00* ! GN 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 GC 1.00* HN 1.03 ! KK 1.08 KP 1.01 LA 0.97 MK 0.97 ! NL 1.06 NY 1.00* ON 1.00* OV 1.04 ! PT 1.02 SC 0.97 WF 1.06 MC 1.18 ! GN 1.01 ! ! A total of 249 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.99 GC 1.00* HN 1.07 ! KK 1.01 KP 0.97 LA 0.93 MK 0.96 ! NL 1.01 NY 1.00* ON 1.00* OV 1.00 ! PT 0.99 SC 1.01 WF 1.09 MC 1.00* ! GN 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 GC 1.00* HN 0.97 ! KK 1.09 KP 1.03 LA 0.97 MK 1.03 ! NL 1.04 NY 1.00* ON 1.00* OV 1.01 ! PT 1.02 SC 1.01 WF 1.07 MC 1.30 ! GN 1.00 ! ! A total of 249 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 GC 1.00* HN 1.04 ! KK 1.02 KP 0.99 LA 0.94 MK 1.00 ! NL 1.00 NY 1.00* ON 1.00* OV 0.97 ! PT 1.00 SC 1.04 WF 1.12 MC 1.00* ! GN 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 GC 1.00* HN 1.03 ! KK 1.08 KP 1.01 LA 0.99 MK 0.98 ! NL 1.08 NY 1.00* ON 1.00* OV 1.03 ! PT 0.98 SC 0.97 WF 1.05 MC 1.24 ! GN 1.01 ! ! A total of 249 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.94 GC 1.00* HN 1.09 ! KK 1.01 KP 0.97 LA 0.96 MK 0.97 ! NL 1.02 NY 1.00* ON 1.00* OV 1.00 ! PT 0.96 SC 1.00 WF 1.09 MC 1.00* ! GN 1.00* ! ! ! Fit before self-cal, rms=0.329583Jy sigma=0.002770 ! Fit after self-cal, rms=0.314180Jy sigma=0.002554 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8164 mas, bmaj=2.262 mas, bpa=-6.095 degrees ! Estimated noise=428.698 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 = -0.00692335 Jy ! Component: 100 - total flux cleaned = -0.0084682 Jy ! Component: 150 - total flux cleaned = -0.00925851 Jy ! Component: 200 - total flux cleaned = -0.00988692 Jy ! Total flux subtracted in 200 components = -0.00988692 Jy ! Clean residual min=-0.015825 max=0.016470 Jy/beam ! Clean residual mean=0.001075 rms=0.004513 Jy/beam ! Combined flux in latest and established models = 2.67568 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 75 components and 2.67568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312543Jy sigma=0.002540 ! Fit after self-cal, rms=0.312582Jy sigma=0.002539 ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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=0.312582Jy sigma=0.002539 ! Fit after self-cal, rms=0.307934Jy sigma=0.002444 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8184 mas, bmaj=2.265 mas, bpa=-6.052 degrees ! Estimated noise=428.45 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00067161 Jy ! Component: 100 - total flux cleaned = -0.000576537 Jy ! Component: 150 - total flux cleaned = -0.000580931 Jy ! Component: 200 - total flux cleaned = -0.000310821 Jy ! Total flux subtracted in 200 components = -0.000310821 Jy ! Clean residual min=-0.008802 max=0.008532 Jy/beam ! Clean residual mean=0.000517 rms=0.002481 Jy/beam ! Combined flux in latest and established models = 2.67537 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 2.67537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306854Jy sigma=0.002433 ! Fit after self-cal, rms=0.306764Jy sigma=0.002432 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 = 0.00065946 Jy ! Component: 100 - total flux cleaned = 0.00113525 Jy ! Component: 150 - total flux cleaned = 0.0019573 Jy ! Component: 200 - total flux cleaned = 0.00213111 Jy ! Total flux subtracted in 200 components = 0.00213111 Jy ! Clean residual min=-0.008424 max=0.008051 Jy/beam ! Clean residual mean=0.000492 rms=0.002362 Jy/beam ! Combined flux in latest and established models = 2.6775 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 95 components and 2.6775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306407Jy sigma=0.002429 ! Fit after self-cal, rms=0.306349Jy sigma=0.002429 ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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=0.306349Jy sigma=0.002429 ! Fit after self-cal, rms=0.306766Jy sigma=0.002427 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8192 mas, bmaj=2.264 mas, bpa=-6.012 degrees ! Estimated noise=428.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00301933 Jy ! Component: 100 - total flux cleaned = -0.0028226 Jy ! Component: 150 - total flux cleaned = -0.0024567 Jy ! Component: 200 - total flux cleaned = -0.00213138 Jy ! Total flux subtracted in 200 components = -0.00213138 Jy ! Clean residual min=-0.007688 max=0.007563 Jy/beam ! Clean residual mean=0.000561 rms=0.002124 Jy/beam ! Combined flux in latest and established models = 2.67537 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 2.67537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306437Jy sigma=0.002424 ! Fit after self-cal, rms=0.306389Jy sigma=0.002423 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 = 0.000357599 Jy ! Component: 100 - total flux cleaned = 0.000511049 Jy ! Component: 150 - total flux cleaned = 0.000648151 Jy ! Component: 200 - total flux cleaned = 0.000519174 Jy ! Total flux subtracted in 200 components = 0.000519174 Jy ! Clean residual min=-0.007234 max=0.007236 Jy/beam ! Clean residual mean=0.000556 rms=0.002081 Jy/beam ! Combined flux in latest and established models = 2.67588 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 107 components and 2.67588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306245Jy sigma=0.002422 ! Fit after self-cal, rms=0.306209Jy sigma=0.002422 ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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=0.306209Jy sigma=0.002422 ! Fit after self-cal, rms=0.306503Jy sigma=0.002421 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=2.116 mas, bmaj=3.999 mas, bpa=-3.956 degrees ! Estimated noise=533.074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000812005 Jy ! Component: 100 - total flux cleaned = -0.00081459 Jy ! Component: 150 - total flux cleaned = -0.000702159 Jy ! Component: 200 - total flux cleaned = -0.000599155 Jy ! Total flux subtracted in 200 components = -0.000599155 Jy ! Clean residual min=-0.005774 max=0.009002 Jy/beam ! Clean residual mean=0.001385 rms=0.003163 Jy/beam ! Combined flux in latest and established models = 2.67529 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 117 components and 2.67528 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306531Jy sigma=0.002421 ! Fit after self-cal, rms=0.306473Jy sigma=0.002421 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 = 0.000279113 Jy ! Component: 100 - total flux cleaned = 0.000612425 Jy ! Component: 150 - total flux cleaned = 0.000705699 Jy ! Component: 200 - total flux cleaned = 0.000784006 Jy ! Total flux subtracted in 200 components = 0.000784006 Jy ! Clean residual min=-0.005760 max=0.008859 Jy/beam ! Clean residual mean=0.001364 rms=0.003127 Jy/beam ! Combined flux in latest and established models = 2.67607 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 124 components and 2.67607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.306550Jy sigma=0.002421 ! Fit after self-cal, rms=0.306496Jy sigma=0.002421 ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8199 mas, bmaj=2.263 mas, bpa=-5.977 degrees ! Estimated noise=428.211 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8199 x 2.263 at -5.977 degrees (North through East) ! Clean map min=-0.0052072 max=2.2105 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=0.306496Jy sigma=0.002421 ! Fit after self-cal, rms=0.291346Jy sigma=0.002257 ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8198 mas, bmaj=2.266 mas, bpa=-6.028 degrees ! Estimated noise=427.566 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00323121 Jy ! Component: 100 - total flux cleaned = -0.00414309 Jy ! Component: 150 - total flux cleaned = -0.0044125 Jy ! Component: 200 - total flux cleaned = -0.00477943 Jy ! Total flux subtracted in 200 components = -0.00477943 Jy ! Clean residual min=-0.006807 max=0.006743 Jy/beam ! Clean residual mean=0.000516 rms=0.001875 Jy/beam ! Combined flux in latest and established models = 2.67129 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 130 components and 2.67129 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291171Jy sigma=0.002255 ! Fit after self-cal, rms=0.291140Jy sigma=0.002255 ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.93178e-05 Jy ! Component: 100 - total flux cleaned = -0.000144008 Jy ! Component: 150 - total flux cleaned = -0.000248736 Jy ! Component: 200 - total flux cleaned = -0.000251573 Jy ! Total flux subtracted in 200 components = -0.000251573 Jy ! Clean residual min=-0.006625 max=0.006676 Jy/beam ! Clean residual mean=0.000520 rms=0.001853 Jy/beam ! Combined flux in latest and established models = 2.67104 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 134 components and 2.67104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291052Jy sigma=0.002255 ! Fit after self-cal, rms=0.291033Jy sigma=0.002255 ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291033Jy sigma=0.002255 ! Fit after self-cal, rms=0.291245Jy sigma=0.002254 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 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.6202 mas, bmaj=1.884 mas, bpa=-4.714 degrees ! Estimated noise=820.003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.63743 Jy ! Component: 100 - total flux cleaned = 2.06499 Jy ! Component: 150 - total flux cleaned = 2.26491 Jy ! Component: 200 - total flux cleaned = 2.36932 Jy ! Total flux subtracted in 200 components = 2.36932 Jy ! Clean residual min=-0.016242 max=0.049771 Jy/beam ! Clean residual mean=0.001115 rms=0.006673 Jy/beam ! Combined flux in latest and established models = 2.36932 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 8 model components to the UV plane model. ! The established model now contains 8 components and 2.36932 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8205 mas, bmaj=2.265 mas, bpa=-6 degrees ! Estimated noise=427.525 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=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0982138 Jy ! Component: 100 - total flux cleaned = 0.157555 Jy ! Component: 150 - total flux cleaned = 0.197125 Jy ! Component: 200 - total flux cleaned = 0.224574 Jy ! Total flux subtracted in 200 components = 0.224574 Jy ! Clean residual min=-0.007066 max=0.017383 Jy/beam ! Clean residual mean=0.001586 rms=0.004148 Jy/beam ! Combined flux in latest and established models = 2.5939 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 58 components and 2.5939 Jy ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 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 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=2.117 mas, bmaj=4 mas, bpa=-3.947 degrees ! Estimated noise=531.71 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0337637 Jy ! Component: 100 - total flux cleaned = 0.0518961 Jy ! Component: 150 - total flux cleaned = 0.0621966 Jy ! Component: 200 - total flux cleaned = 0.0681409 Jy ! Total flux subtracted in 200 components = 0.0681409 Jy ! Clean residual min=-0.006074 max=0.010082 Jy/beam ! Clean residual mean=0.001487 rms=0.003188 Jy/beam ! Combined flux in latest and established models = 2.66204 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 = 0.00344933 Jy ! Component: 100 - total flux cleaned = 0.00455198 Jy ! Component: 150 - total flux cleaned = 0.00501678 Jy ! Component: 200 - total flux cleaned = 0.00530119 Jy ! Total flux subtracted in 200 components = 0.00530119 Jy ! Clean residual min=-0.005978 max=0.009611 Jy/beam ! Clean residual mean=0.001326 rms=0.003028 Jy/beam ! Combined flux in latest and established models = 2.66734 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 105 components and 2.66734 Jy ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! Estimated beam: bmin=0.8205 mas, bmaj=2.265 mas, bpa=-6 degrees ! Estimated noise=427.525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108226 Jy ! Component: 100 - total flux cleaned = -0.00130344 Jy ! Component: 150 - total flux cleaned = -0.00148211 Jy ! Component: 200 - total flux cleaned = -0.00164719 Jy ! Total flux subtracted in 200 components = -0.00164719 Jy ! Clean residual min=-0.004697 max=0.007668 Jy/beam ! Clean residual mean=0.000613 rms=0.001803 Jy/beam ! Combined flux in latest and established models = 2.66569 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 2.66569 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291052Jy sigma=0.002254 ! Fit after self-cal, rms=0.290939Jy sigma=0.002253 wmodel J0730-1141_X_1998_10_01_pus_map.mod ! Writing 116 model components to file: J0730-1141_X_1998_10_01_pus_map.mod wobs J0730-1141_X_1998_10_01_pus_uvs.fits ! Writing UV FITS file: J0730-1141_X_1998_10_01_pus_uvs.fits wwins J0730-1141_X_1998_10_01_pus_map.win ! wwins: Wrote 2 windows to J0730-1141_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 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318994 Jy ! Component: 100 - total flux cleaned = 0.00596039 Jy ! Component: 150 - total flux cleaned = 0.00820555 Jy ! Component: 200 - total flux cleaned = 0.0099123 Jy ! Component: 250 - total flux cleaned = 0.0114268 Jy ! Component: 300 - total flux cleaned = 0.0128648 Jy ! Component: 350 - total flux cleaned = 0.0143128 Jy ! Component: 400 - total flux cleaned = 0.0153888 Jy ! Component: 450 - total flux cleaned = 0.0164191 Jy ! Component: 500 - total flux cleaned = 0.017337 Jy ! Component: 550 - total flux cleaned = 0.0182228 Jy ! Component: 600 - total flux cleaned = 0.0190138 Jy ! Component: 650 - total flux cleaned = 0.01959 Jy ! Component: 700 - total flux cleaned = 0.0201518 Jy ! Component: 750 - total flux cleaned = 0.0206389 Jy ! Component: 800 - total flux cleaned = 0.0212342 Jy ! Component: 850 - total flux cleaned = 0.0219316 Jy ! Component: 900 - total flux cleaned = 0.0224426 Jy ! Component: 950 - total flux cleaned = 0.0229432 Jy ! Component: 1000 - total flux cleaned = 0.0234883 Jy ! Total flux subtracted in 1024 components = 0.023649 Jy ! Clean residual min=-0.003027 max=0.002734 Jy/beam ! Clean residual mean=0.000244 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 2.68934 Jy keep ! Adding 55 model components to the UV plane model. ! The established model now contains 171 components and 2.68934 Jy ![Exited script file: muppet] wmap "J0730-1141_X_1998_10_01_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8205 x 2.265 at -6 degrees (North through East) ! Clean map min=-0.0039528 max=2.2168 Jy/beam ! Writing clean map to FITS file: J0730-1141_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 2.21685 invert ! Inverting map ! Your choice of large map pixels excluded 0.624% of the data. ! The x-axis pixel size should ideally be below 0.1917 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00109361 device "J0730-1141_X_1998_10_01_pus\_map.eps/VPS" ! Attempting to open device: 'J0730-1141_X_1998_10_01_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.147995 0.147995 0.295991 0.591982 1.18396 2.36793 4.73585 9.4717 18.9434 37.8868 75.7736 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 2.216 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8205 x 2.265 at -6 degrees (North through East) ! Clean map min=-0.0039528 max=2.2168 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0730-1141_X_1998_10_01_pus\_map.gif/vgif" ! Attempting to open device: 'J0730-1141_X_1998_10_01_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0730-1141_X_1998_10_01_pus_uvs.log closed on Wed Feb 6 12:26:29 2008