! Started logfile: J2246-1206_X_1999_03_08_pus_uvs.log on Thu Jan 3 14:57:49 2008 obs J2246-1206_X_1999_03_08_pus_uva.fits ! Reading UV FITS file: J2246-1206_X_1999_03_08_pus_uva.fits ! AN table 1: 77 integrations on 190 of 190 possible baselines. ! AN table 2: 19 integrations on 190 of 190 possible baselines. ! AN table 3: 146 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0700304 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J2246-1206 ! ! 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 2464 lines of history. ! ! Reading 12880 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 J2246-1206_X_1999_03_08_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 1152 telescope corrections were flagged in sub-array 1. ! A total of 248 telescope corrections were flagged in sub-array 2. ! A total of 2237 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1152 telescope corrections were flagged in sub-array 1. ! A total of 248 telescope corrections were flagged in sub-array 2. ! A total of 2237 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1152 telescope corrections were flagged in sub-array 1. ! A total of 248 telescope corrections were flagged in sub-array 2. ! A total of 2237 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1152 telescope corrections were flagged in sub-array 1. ! A total of 248 telescope corrections were flagged in sub-array 2. ! A total of 2237 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.043124Jy sigma=0.008204 ! Fit after self-cal, rms=0.471748Jy sigma=0.004151 ! 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 0.511% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.5174 mas, bmaj=1.904 mas, bpa=-4.267 degrees ! Estimated noise=1425.36 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 = 0.674069 Jy ! Component: 100 - total flux cleaned = 0.861963 Jy ! Total flux subtracted in 100 components = 0.861963 Jy ! Clean residual min=-0.093833 max=0.132008 Jy/beam ! Clean residual mean=0.003986 rms=0.028661 Jy/beam ! Combined flux in latest and established models = 0.861964 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.861964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.441164Jy sigma=0.003794 ! Fit after self-cal, rms=0.440610Jy sigma=0.003791 ! Inverting map ! Your choice of large map pixels excluded 0.511% of the data. ! The x-axis pixel size should ideally be below 0.1932 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 0.511% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6009 mas, bmaj=1.981 mas, bpa=-4.185 degrees ! Estimated noise=795.92 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 = 0.146216 Jy ! Component: 100 - total flux cleaned = 0.227008 Jy ! Component: 150 - total flux cleaned = 0.254366 Jy ! Component: 200 - total flux cleaned = 0.265414 Jy ! Total flux subtracted in 200 components = 0.265414 Jy ! Clean residual min=-0.091284 max=0.125215 Jy/beam ! Clean residual mean=0.010576 rms=0.025803 Jy/beam ! Combined flux in latest and established models = 1.12738 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 27 components and 1.12738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.392901Jy sigma=0.003336 ! Fit after self-cal, rms=0.391151Jy sigma=0.003326 ! Inverting map ! Your choice of large map pixels excluded 0.511% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 GC 1.00* GG 1.00* ! HN 0.95 KP 1.00* LA 1.00* NL 1.00 ! OV 1.00* PT 1.00* SC 0.67 WF 0.95 ! GN 1.00* HH 1.00* KK 0.87 MC 1.00* ! MK 0.86 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.96 GC 1.00* GG 1.00* ! HN 0.90 KP 1.00* LA 1.00* NL 1.10 ! OV 1.00* PT 1.00* SC 0.95 WF 0.93 ! GN 0.91 HH 1.00* KK 0.78 MC 1.00* ! MK 0.85 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.30 FD 0.85 GC 1.00* GG 1.00* ! HN 0.94 KP 0.89 LA 1.00* NL 1.05 ! OV 1.00* PT 0.89 SC 1.13 WF 0.85 ! GN 1.31 HH 1.00* KK 0.76 MC 4.97 ! MK 0.88 NY 1.00* ON 1.00* WZ 1.56 ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 GC 1.00* GG 1.00* ! HN 0.95 KP 1.00* LA 1.00* NL 1.03 ! OV 1.00* PT 1.00* SC 0.65 WF 0.95 ! GN 1.00* HH 1.00* KK 0.88 MC 1.00* ! MK 0.86 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.86 FD 0.95 GC 1.00* GG 1.00* ! HN 0.92 KP 1.00* LA 1.00* NL 1.08 ! OV 1.00* PT 1.00* SC 0.93 WF 0.92 ! GN 0.91 HH 1.00* KK 0.81 MC 1.00* ! MK 0.86 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.29 FD 0.84 GC 1.00* GG 1.00* ! HN 0.94 KP 0.90 LA 1.00* NL 1.09 ! OV 1.00* PT 0.88 SC 1.16 WF 0.86 ! GN 1.29 HH 1.00* KK 0.78 MC 2.13 ! MK 0.88 NY 1.00* ON 1.00* WZ 1.00 ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 GC 1.00* GG 1.00* ! HN 0.91 KP 1.00* LA 1.00* NL 0.98 ! OV 1.00* PT 1.00* SC 0.67 WF 0.91 ! GN 1.00* HH 1.00* KK 0.87 MC 1.00* ! MK 0.85 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.80 FD 0.96 GC 1.00* GG 1.00* ! HN 0.88 KP 1.00* LA 1.00* NL 1.19 ! OV 1.00* PT 1.00* SC 0.93 WF 0.92 ! GN 0.90 HH 1.00* KK 0.80 MC 1.00* ! MK 0.85 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.29 FD 0.83 GC 1.00* GG 1.00* ! HN 0.92 KP 0.90 LA 1.00* NL 1.06 ! OV 1.00* PT 0.88 SC 1.17 WF 0.87 ! GN 1.30 HH 1.00* KK 0.76 MC 2.14 ! MK 0.86 NY 1.00* ON 1.00* WZ 1.00 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 GC 1.00* GG 1.00* ! HN 0.91 KP 1.00* LA 1.00* NL 1.01 ! OV 1.00* PT 1.00* SC 0.67 WF 0.93 ! GN 1.00* HH 1.00* KK 0.86 MC 1.00* ! MK 0.86 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.84 FD 0.95 GC 1.00* GG 1.00* ! HN 0.92 KP 1.00* LA 1.00* NL 1.10 ! OV 1.00* PT 1.00* SC 0.94 WF 0.88 ! GN 0.90 HH 1.00* KK 0.77 MC 1.00* ! MK 0.83 NY 1.00* ON 1.00* WZ 1.00* ! ! A total of 45 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.29 FD 0.83 GC 1.00* GG 1.00* ! HN 0.94 KP 0.85 LA 1.00* NL 1.08 ! OV 1.00* PT 0.83 SC 1.14 WF 0.86 ! GN 1.36 HH 1.00* KK 0.77 MC 2.29 ! MK 0.86 NY 1.00* ON 1.00* WZ 1.13 ! ! ! Fit before self-cal, rms=0.391151Jy sigma=0.003326 ! Fit after self-cal, rms=0.442429Jy sigma=0.002322 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6035 mas, bmaj=1.879 mas, bpa=-4.57 degrees ! Estimated noise=805.087 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 = 0.0442046 Jy ! Component: 100 - total flux cleaned = 0.0476108 Jy ! Component: 150 - total flux cleaned = 0.0482346 Jy ! Component: 200 - total flux cleaned = 0.0487764 Jy ! Total flux subtracted in 200 components = 0.0487764 Jy ! Clean residual min=-0.058519 max=0.047576 Jy/beam ! Clean residual mean=-0.000424 rms=0.015322 Jy/beam ! Combined flux in latest and established models = 1.17615 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 1.17615 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.437901Jy sigma=0.002202 ! Fit after self-cal, rms=0.440241Jy sigma=0.002193 ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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=0.440241Jy sigma=0.002193 ! Fit after self-cal, rms=0.587149Jy sigma=0.001703 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6068 mas, bmaj=1.846 mas, bpa=-4.666 degrees ! Estimated noise=805.973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306196 Jy ! Component: 100 - total flux cleaned = 0.0328866 Jy ! Component: 150 - total flux cleaned = 0.0336562 Jy ! Component: 200 - total flux cleaned = 0.0343144 Jy ! Total flux subtracted in 200 components = 0.0343144 Jy ! Clean residual min=-0.029339 max=0.034611 Jy/beam ! Clean residual mean=0.000445 rms=0.008035 Jy/beam ! Combined flux in latest and established models = 1.21047 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 37 components and 1.21047 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.586166Jy sigma=0.001637 ! Fit after self-cal, rms=0.587272Jy sigma=0.001633 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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) ! Added new window around map position (0.8, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0276417 Jy ! Component: 100 - total flux cleaned = 0.0308188 Jy ! Component: 150 - total flux cleaned = 0.0333549 Jy ! Component: 200 - total flux cleaned = 0.0348794 Jy ! Total flux subtracted in 200 components = 0.0348794 Jy ! Clean residual min=-0.026178 max=0.019834 Jy/beam ! Clean residual mean=-0.000844 rms=0.006767 Jy/beam ! Combined flux in latest and established models = 1.24535 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 57 components and 1.24535 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.583760Jy sigma=0.001583 ! Fit after self-cal, rms=0.583214Jy sigma=0.001579 ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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=0.583214Jy sigma=0.001579 ! Fit after self-cal, rms=0.642381Jy sigma=0.001458 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.617 mas, bmaj=1.806 mas, bpa=-4.833 degrees ! Estimated noise=814.821 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164102 Jy ! Component: 100 - total flux cleaned = 0.0210259 Jy ! Component: 150 - total flux cleaned = 0.0238529 Jy ! Component: 200 - total flux cleaned = 0.0262383 Jy ! Total flux subtracted in 200 components = 0.0262383 Jy ! Clean residual min=-0.019381 max=0.013016 Jy/beam ! Clean residual mean=-0.000754 rms=0.004820 Jy/beam ! Combined flux in latest and established models = 1.27159 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 1.27159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.641437Jy sigma=0.001429 ! Fit after self-cal, rms=0.641894Jy sigma=0.001428 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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 = 0.00385168 Jy ! Component: 100 - total flux cleaned = 0.00448111 Jy ! Component: 150 - total flux cleaned = 0.00534209 Jy ! Component: 200 - total flux cleaned = 0.00588179 Jy ! Total flux subtracted in 200 components = 0.00588179 Jy ! Clean residual min=-0.018316 max=0.012847 Jy/beam ! Clean residual mean=-0.000973 rms=0.004633 Jy/beam ! Combined flux in latest and established models = 1.27747 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 1.27747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.641649Jy sigma=0.001421 ! Fit after self-cal, rms=0.641664Jy sigma=0.001421 ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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=0.641664Jy sigma=0.001421 ! Fit after self-cal, rms=0.626333Jy sigma=0.001335 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=1.995 mas, bmaj=3.042 mas, bpa=15.4 degrees ! Estimated noise=1322.26 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0061096 Jy ! Component: 100 - total flux cleaned = 0.00457778 Jy ! Component: 150 - total flux cleaned = 0.00365162 Jy ! Component: 200 - total flux cleaned = 0.00326887 Jy ! Total flux subtracted in 200 components = 0.00326887 Jy ! Clean residual min=-0.012436 max=0.011789 Jy/beam ! Clean residual mean=-0.001326 rms=0.004173 Jy/beam ! Combined flux in latest and established models = 1.28074 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 89 components and 1.28074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.626046Jy sigma=0.001343 ! Fit after self-cal, rms=0.626374Jy sigma=0.001341 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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 = 0.000846283 Jy ! Component: 100 - total flux cleaned = 0.000344257 Jy ! Component: 150 - total flux cleaned = -8.3183e-05 Jy ! Component: 200 - total flux cleaned = -0.000466474 Jy ! Total flux subtracted in 200 components = -0.000466474 Jy ! Clean residual min=-0.011304 max=0.011154 Jy/beam ! Clean residual mean=-0.001311 rms=0.003997 Jy/beam ! Combined flux in latest and established models = 1.28027 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 95 components and 1.28027 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.626485Jy sigma=0.001340 ! Fit after self-cal, rms=0.626418Jy sigma=0.001340 ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6163 mas, bmaj=1.804 mas, bpa=-4.732 degrees ! Estimated noise=807.43 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6163 x 1.804 at -4.732 degrees (North through East) ! Clean map min=-0.015267 max=0.8568 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=0.626418Jy sigma=0.001340 ! Fit after self-cal, rms=2.341511Jy sigma=0.001200 ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.617 mas, bmaj=1.808 mas, bpa=-4.833 degrees ! Estimated noise=806.87 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00265993 Jy ! Component: 100 - total flux cleaned = 0.00292238 Jy ! Component: 150 - total flux cleaned = 0.00290712 Jy ! Component: 200 - total flux cleaned = 0.00289896 Jy ! Total flux subtracted in 200 components = 0.00289896 Jy ! Clean residual min=-0.016064 max=0.011004 Jy/beam ! Clean residual mean=-0.000576 rms=0.003276 Jy/beam ! Combined flux in latest and established models = 1.28317 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 106 components and 1.28317 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.341352Jy sigma=0.001192 ! Fit after self-cal, rms=2.339948Jy sigma=0.001191 ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131729 Jy ! Component: 100 - total flux cleaned = 0.00082985 Jy ! Component: 150 - total flux cleaned = 0.000822787 Jy ! Component: 200 - total flux cleaned = 0.000684263 Jy ! Total flux subtracted in 200 components = 0.000684263 Jy ! Clean residual min=-0.015809 max=0.011112 Jy/beam ! Clean residual mean=-0.000604 rms=0.003216 Jy/beam ! Combined flux in latest and established models = 1.28385 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 115 components and 1.28385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.339851Jy sigma=0.001190 ! Fit after self-cal, rms=2.338939Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.338939Jy sigma=0.001189 ! Fit after self-cal, rms=2.193700Jy sigma=0.001188 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 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.5208 mas, bmaj=1.757 mas, bpa=-4.214 degrees ! Estimated noise=1352.38 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.636516 Jy ! Component: 100 - total flux cleaned = 0.838105 Jy ! Component: 150 - total flux cleaned = 0.94146 Jy ! Component: 200 - total flux cleaned = 1.01251 Jy ! Total flux subtracted in 200 components = 1.01251 Jy ! Clean residual min=-0.027904 max=0.041052 Jy/beam ! Clean residual mean=0.001908 rms=0.008319 Jy/beam ! Combined flux in latest and established models = 1.01251 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 21 model components to the UV plane model. ! The established model now contains 21 components and 1.01251 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6181 mas, bmaj=1.806 mas, bpa=-4.771 degrees ! Estimated noise=806.184 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 = 0.0835174 Jy ! Component: 100 - total flux cleaned = 0.138794 Jy ! Component: 150 - total flux cleaned = 0.177565 Jy ! Component: 200 - total flux cleaned = 0.205621 Jy ! Total flux subtracted in 200 components = 0.205621 Jy ! Clean residual min=-0.016191 max=0.017857 Jy/beam ! Clean residual mean=0.001980 rms=0.004346 Jy/beam ! Combined flux in latest and established models = 1.21813 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 38 components and 1.21813 Jy ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 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 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=1.992 mas, bmaj=3.045 mas, bpa=15.31 degrees ! Estimated noise=1316.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0360303 Jy ! Component: 100 - total flux cleaned = 0.0528525 Jy ! Component: 150 - total flux cleaned = 0.0599622 Jy ! Component: 200 - total flux cleaned = 0.061045 Jy ! Total flux subtracted in 200 components = 0.061045 Jy ! Clean residual min=-0.014128 max=0.010911 Jy/beam ! Clean residual mean=-0.000715 rms=0.004131 Jy/beam ! Combined flux in latest and established models = 1.27918 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 = 0.000478205 Jy ! Component: 100 - total flux cleaned = 0.000908809 Jy ! Component: 150 - total flux cleaned = 0.00109988 Jy ! Component: 200 - total flux cleaned = 0.00108559 Jy ! Total flux subtracted in 200 components = 0.00108559 Jy ! Clean residual min=-0.012582 max=0.011084 Jy/beam ! Clean residual mean=-0.000861 rms=0.003923 Jy/beam ! Combined flux in latest and established models = 1.28026 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 54 components and 1.28026 Jy ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! Estimated beam: bmin=0.6181 mas, bmaj=1.806 mas, bpa=-4.771 degrees ! Estimated noise=806.184 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000594226 Jy ! Component: 100 - total flux cleaned = 0.00237613 Jy ! Component: 150 - total flux cleaned = 0.00311468 Jy ! Component: 200 - total flux cleaned = 0.00345561 Jy ! Total flux subtracted in 200 components = 0.00345561 Jy ! Clean residual min=-0.014126 max=0.013110 Jy/beam ! Clean residual mean=-0.000384 rms=0.003315 Jy/beam ! Combined flux in latest and established models = 1.28372 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 1.28372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=2.193824Jy sigma=0.001194 ! Fit after self-cal, rms=2.198560Jy sigma=0.001190 wmodel J2246-1206_X_1999_03_08_pus_map.mod ! Writing 67 model components to file: J2246-1206_X_1999_03_08_pus_map.mod wobs J2246-1206_X_1999_03_08_pus_uvs.fits ! Writing UV FITS file: J2246-1206_X_1999_03_08_pus_uvs.fits wwins J2246-1206_X_1999_03_08_pus_map.win ! wwins: Wrote 2 windows to J2246-1206_X_1999_03_08_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 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00400242 Jy ! Component: 100 - total flux cleaned = -0.00674293 Jy ! Component: 150 - total flux cleaned = -0.00950339 Jy ! Component: 200 - total flux cleaned = -0.0117369 Jy ! Component: 250 - total flux cleaned = -0.0136776 Jy ! Component: 300 - total flux cleaned = -0.0151971 Jy ! Component: 350 - total flux cleaned = -0.0161754 Jy ! Component: 400 - total flux cleaned = -0.0169659 Jy ! Component: 450 - total flux cleaned = -0.0175825 Jy ! Component: 500 - total flux cleaned = -0.0181832 Jy ! Component: 550 - total flux cleaned = -0.0190622 Jy ! Component: 600 - total flux cleaned = -0.0194923 Jy ! Component: 650 - total flux cleaned = -0.0196342 Jy ! Component: 700 - total flux cleaned = -0.019911 Jy ! Component: 750 - total flux cleaned = -0.0201834 Jy ! Component: 800 - total flux cleaned = -0.0204515 Jy ! Component: 850 - total flux cleaned = -0.0207155 Jy ! Component: 900 - total flux cleaned = -0.0209759 Jy ! Component: 950 - total flux cleaned = -0.0211047 Jy ! Component: 1000 - total flux cleaned = -0.0212328 Jy ! Total flux subtracted in 1024 components = -0.0214831 Jy ! Clean residual min=-0.007003 max=0.006744 Jy/beam ! Clean residual mean=0.000246 rms=0.002365 Jy/beam ! Combined flux in latest and established models = 1.26223 Jy keep ! Adding 69 model components to the UV plane model. ! The established model now contains 134 components and 1.26223 Jy ![Exited script file: muppet] wmap "J2246-1206_X_1999_03_08_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6181 x 1.806 at -4.771 degrees (North through East) ! Clean map min=-0.011213 max=0.85234 Jy/beam ! Writing clean map to FITS file: J2246-1206_X_1999_03_08_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.852343 invert ! Inverting map ! Your choice of large map pixels excluded 0.524% of the data. ! The x-axis pixel size should ideally be below 0.1932 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00235645 device "J2246-1206_X_1999_03_08_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_X_1999_03_08_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.829404 0.829404 1.65881 3.31761 6.63523 13.2705 26.5409 53.0818 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.007 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.852 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6181 x 1.806 at -4.771 degrees (North through East) ! Clean map min=-0.011213 max=0.85234 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_X_1999_03_08_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_X_1999_03_08_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_X_1999_03_08_pus_uvs.log closed on Thu Jan 3 14:57:59 2008