! Started logfile: J2246-1206_X_2003_06_18_pus_uvs.log on Wed Jan 17 18:33:19 2007 obs J2246-1206_X_2003_06_18_pus_uva.fits ! Reading UV FITS file: J2246-1206_X_2003_06_18_pus_uva.fits ! AN table 1: 77 integrations on 153 of 153 possible baselines. ! AN table 2: 223 integrations on 153 of 153 possible baselines. ! AN table 3: 144 integrations on 153 of 153 possible baselines. ! AN table 4: 23 integrations on 153 of 153 possible baselines. ! AN table 5: Unused. ! AN table 6: 156 integrations on 153 of 153 possible baselines. ! AN table 7: Unused. ! AN table 8: Unused. ! AN table 9: Unused. ! Apparent sampling: 0.158269 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 2231 lines of history. ! ! Reading 60344 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 float field_size field_size = 256 float field_cell field_cell = 0.2 float taper_size taper_size = 70. 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 1008 telescope corrections were flagged in sub-array 1. ! A total of 3048 telescope corrections were flagged in sub-array 2. ! A total of 2278 telescope corrections were flagged in sub-array 3. ! A total of 223 telescope corrections were flagged in sub-array 4. ! A total of 2239 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 2. ! A total of 1008 telescope corrections were flagged in sub-array 1. ! A total of 3048 telescope corrections were flagged in sub-array 2. ! A total of 2278 telescope corrections were flagged in sub-array 3. ! A total of 223 telescope corrections were flagged in sub-array 4. ! A total of 2239 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 3. ! A total of 1008 telescope corrections were flagged in sub-array 1. ! A total of 3048 telescope corrections were flagged in sub-array 2. ! A total of 2278 telescope corrections were flagged in sub-array 3. ! A total of 223 telescope corrections were flagged in sub-array 4. ! A total of 2239 telescope corrections were flagged in sub-array 5. ! ! Correcting IF 4. ! A total of 1008 telescope corrections were flagged in sub-array 1. ! A total of 3048 telescope corrections were flagged in sub-array 2. ! A total of 2278 telescope corrections were flagged in sub-array 3. ! A total of 223 telescope corrections were flagged in sub-array 4. ! A total of 2239 telescope corrections were flagged in sub-array 5. ! ! Fit before self-cal, rms=1.031684Jy sigma=0.013805 ! Fit after self-cal, rms=0.482702Jy sigma=0.006258 ! 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.6079 mas, bmaj=1.931 mas, bpa=-4.668 degrees ! Estimated noise=580.9 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 = 0.664759 Jy ! Component: 100 - total flux cleaned = 0.947897 Jy ! Total flux subtracted in 100 components = 0.947897 Jy ! Clean residual min=-0.056656 max=0.128603 Jy/beam ! Clean residual mean=0.002837 rms=0.016276 Jy/beam ! Combined flux in latest and established models = 0.947897 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.947897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.418894Jy sigma=0.005730 ! Fit after self-cal, rms=0.411712Jy sigma=0.005648 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.168377 Jy ! Component: 100 - total flux cleaned = 0.272709 Jy ! Total flux subtracted in 100 components = 0.272709 Jy ! Clean residual min=-0.031904 max=0.074429 Jy/beam ! Clean residual mean=0.001564 rms=0.009395 Jy/beam ! Combined flux in latest and established models = 1.22061 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 1.22061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.267604Jy sigma=0.003586 ! Fit after self-cal, rms=0.265660Jy sigma=0.003565 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Added new window around map position (1.2, 3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0828037 Jy ! Component: 100 - total flux cleaned = 0.140384 Jy ! Total flux subtracted in 100 components = 0.140384 Jy ! Clean residual min=-0.019375 max=0.038869 Jy/beam ! Clean residual mean=0.000932 rms=0.006671 Jy/beam ! Combined flux in latest and established models = 1.36099 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 1.36099 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211147Jy sigma=0.002748 ! Fit after self-cal, rms=0.209758Jy sigma=0.002733 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1864 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 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8425 mas, bmaj=2.7 mas, bpa=-8.248 degrees ! Estimated noise=317.426 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 = 0.0860374 Jy ! Component: 100 - total flux cleaned = 0.132346 Jy ! Component: 150 - total flux cleaned = 0.160787 Jy ! Component: 200 - total flux cleaned = 0.179092 Jy ! Total flux subtracted in 200 components = 0.179092 Jy ! Clean residual min=-0.018609 max=0.024233 Jy/beam ! Clean residual mean=0.000323 rms=0.006252 Jy/beam ! Combined flux in latest and established models = 1.54008 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 68 components and 1.54008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174449Jy sigma=0.002172 ! Fit after self-cal, rms=0.172139Jy sigma=0.002141 ! Inverting map ! Your choice of large map pixels excluded 1.64% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 GG 1.00* HN 1.00* ! KK 0.94 KP 1.03 LA 1.00 MA 1.00* ! MK 0.98 NL 1.14 ON 1.00* OV 0.96 ! PT 0.98 SC 1.00* TC 1.00* TS 1.25 ! WF 1.00* WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GG 1.00* HN 0.95 ! KK 1.01 KP 1.00 LA 0.99 MA 1.00* ! MK 1.01 NL 1.16 ON 1.00* OV 0.95 ! PT 0.98 SC 1.00 TC 1.00* TS 1.03 ! WF 0.91 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.93 FD 0.96 GG 1.00* HN 0.97 ! KK 0.97 KP 0.94 LA 0.99 MA 1.00* ! MK 0.96 NL 1.11 ON 1.00* OV 0.94 ! PT 0.90 SC 1.00* TC 1.00* TS 1.00* ! WF 1.03 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.91 FD 0.97 GG 1.00* HN 1.00* ! KK 1.00* KP 1.00 LA 0.97 MA 1.00* ! MK 1.00* NL 1.04 ON 1.00* OV 0.95 ! PT 0.96 SC 1.02 TC 1.00* TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.96 FD 0.98 GG 1.00* HN 0.96 ! KK 0.99 KP 1.01 LA 1.00 MA 1.00* ! MK 1.01 NL 1.11 ON 1.00* OV 0.96 ! PT 0.98 SC 1.01 TC 1.00* TS 1.00* ! WF 1.00 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 GG 1.00* HN 1.00* ! KK 0.92 KP 0.97 LA 1.02 MA 1.00* ! MK 1.00 NL 1.11 ON 1.00* OV 0.95 ! PT 1.03 SC 1.00* TC 1.00* TS 1.24 ! WF 1.00* WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.97 GG 1.00* HN 0.96 ! KK 1.02 KP 0.95 LA 0.99 MA 1.00* ! MK 1.01 NL 1.12 ON 1.00* OV 0.95 ! PT 1.02 SC 0.95 TC 1.00* TS 1.03 ! WF 0.96 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 0.96 GG 1.00* HN 0.97 ! KK 0.95 KP 0.88 LA 0.98 MA 1.00* ! MK 0.97 NL 1.08 ON 1.00* OV 0.93 ! PT 0.94 SC 1.00* TC 1.00* TS 1.00* ! WF 1.04 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.93 FD 0.96 GG 1.00* HN 1.00* ! KK 1.00* KP 0.96 LA 0.97 MA 1.00* ! MK 1.00* NL 1.00 ON 1.00* OV 0.94 ! PT 0.99 SC 1.06 TC 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 0.97 FD 0.97 GG 1.00* HN 0.96 ! KK 1.02 KP 0.97 LA 1.00 MA 1.00* ! MK 1.00 NL 1.06 ON 1.00* OV 0.96 ! PT 1.02 SC 0.94 TC 1.00* TS 1.00* ! WF 1.02 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 GG 1.00* HN 1.00* ! KK 0.96 KP 1.02 LA 1.03 MA 1.00* ! MK 1.00 NL 1.09 ON 1.00* OV 1.01 ! PT 1.04 SC 1.00* TC 1.00* TS 1.31 ! WF 1.00* WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 GG 1.00* HN 0.94 ! KK 1.05 KP 0.99 LA 1.01 MA 1.00* ! MK 1.02 NL 1.10 ON 1.00* OV 1.00 ! PT 1.06 SC 0.98 TC 1.00* TS 1.06 ! WF 0.97 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.95 GG 1.00* HN 0.96 ! KK 1.00 KP 0.93 LA 0.99 MA 1.00* ! MK 0.97 NL 1.06 ON 1.00* OV 0.98 ! PT 0.96 SC 1.00* TC 1.00* TS 1.00* ! WF 1.02 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.98 FD 0.96 GG 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.99 MA 1.00* ! MK 1.00* NL 1.00 ON 1.00* OV 0.97 ! PT 1.03 SC 1.01 TC 1.00* TS 1.00* ! WF 0.97 WZ 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.03 FD 0.96 GG 1.00* HN 0.97 ! KK 1.14 KP 1.01 LA 1.01 MA 1.00* ! MK 0.94 NL 1.05 ON 1.00* OV 1.01 ! PT 1.04 SC 1.02 TC 1.00* TS 1.00* ! WF 0.97 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 GG 1.00* HN 1.00* ! KK 0.92 KP 0.98 LA 0.99 MA 1.00* ! MK 1.04 NL 1.09 ON 1.00* OV 0.99 ! PT 1.06 SC 1.00* TC 1.00* TS 1.30 ! WF 1.00* WZ 1.00* ! ! A total of 51 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.96 GG 1.00* HN 0.98 ! KK 1.01 KP 0.96 LA 0.98 MA 1.00* ! MK 1.03 NL 1.09 ON 1.00* OV 0.98 ! PT 1.07 SC 1.03 TC 1.00* TS 1.05 ! WF 0.79 WZ 1.00* ! ! A total of 63 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.94 GG 1.00* HN 0.99 ! KK 0.99 KP 0.89 LA 0.97 MA 1.00* ! MK 0.98 NL 1.07 ON 1.00* OV 0.96 ! PT 0.98 SC 1.00* TC 1.00* TS 1.00* ! WF 0.99 WZ 1.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 0.95 GG 1.00* HN 1.00* ! KK 1.00* KP 0.96 LA 0.96 MA 1.00* ! MK 1.00* NL 1.00 ON 1.00* OV 0.97 ! PT 1.04 SC 0.96 TC 1.00* TS 1.00* ! WF 0.95 WZ 1.00* ! ! A total of 129 telescope corrections were flagged in sub-array 5. ! Telescope amplitude corrections in sub-array 5: ! BR 1.01 FD 0.96 GG 1.00* HN 1.00 ! KK 1.07 KP 0.97 LA 0.99 MA 1.00* ! MK 0.95 NL 1.05 ON 1.00* OV 0.99 ! PT 1.06 SC 1.04 TC 1.00* TS 1.00* ! WF 0.96 WZ 1.00* ! ! ! Fit before self-cal, rms=0.172139Jy sigma=0.002141 ! Fit after self-cal, rms=0.151141Jy sigma=0.001815 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8582 mas, bmaj=2.685 mas, bpa=-8.012 degrees ! Estimated noise=321.646 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 (5, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0167928 Jy ! Component: 100 - total flux cleaned = 0.0236289 Jy ! Component: 150 - total flux cleaned = 0.0277077 Jy ! Component: 200 - total flux cleaned = 0.0309343 Jy ! Total flux subtracted in 200 components = 0.0309343 Jy ! Clean residual min=-0.008273 max=0.009163 Jy/beam ! Clean residual mean=0.000202 rms=0.001840 Jy/beam ! Combined flux in latest and established models = 1.57102 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 83 components and 1.57102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148961Jy sigma=0.001783 ! Fit after self-cal, rms=0.148692Jy sigma=0.001779 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Added new window around map position (2.2, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00735666 Jy ! Component: 100 - total flux cleaned = 0.00952066 Jy ! Component: 150 - total flux cleaned = 0.011375 Jy ! Component: 200 - total flux cleaned = 0.0128481 Jy ! Total flux subtracted in 200 components = 0.0128481 Jy ! Clean residual min=-0.007542 max=0.006780 Jy/beam ! Clean residual mean=-0.000020 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 1.58386 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 95 components and 1.58386 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.147758Jy sigma=0.001766 ! Fit after self-cal, rms=0.147635Jy sigma=0.001765 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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=0.147635Jy sigma=0.001765 ! Fit after self-cal, rms=0.146303Jy sigma=0.001751 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8576 mas, bmaj=2.675 mas, bpa=-8.108 degrees ! Estimated noise=320.926 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00607512 Jy ! Component: 100 - total flux cleaned = 0.00833519 Jy ! Component: 150 - total flux cleaned = 0.00968281 Jy ! Component: 200 - total flux cleaned = 0.0107317 Jy ! Total flux subtracted in 200 components = 0.0107317 Jy ! Clean residual min=-0.004653 max=0.005443 Jy/beam ! Clean residual mean=-0.000071 rms=0.001228 Jy/beam ! Combined flux in latest and established models = 1.5946 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 107 components and 1.5946 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145658Jy sigma=0.001742 ! Fit after self-cal, rms=0.145551Jy sigma=0.001741 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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 (0.6, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207996 Jy ! Component: 100 - total flux cleaned = 0.00224004 Jy ! Component: 150 - total flux cleaned = 0.00256518 Jy ! Component: 200 - total flux cleaned = 0.00287091 Jy ! Total flux subtracted in 200 components = 0.00287091 Jy ! Clean residual min=-0.005595 max=0.005104 Jy/beam ! Clean residual mean=-0.000122 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 1.59747 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 115 components and 1.59747 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.145114Jy sigma=0.001735 ! Fit after self-cal, rms=0.145069Jy sigma=0.001735 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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=0.145069Jy sigma=0.001735 ! Fit after self-cal, rms=0.144802Jy sigma=0.001732 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8585 mas, bmaj=2.669 mas, bpa=-8.078 degrees ! Estimated noise=320.896 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355831 Jy ! Component: 100 - total flux cleaned = 0.00501835 Jy ! Component: 150 - total flux cleaned = 0.00587493 Jy ! Component: 200 - total flux cleaned = 0.00613758 Jy ! Total flux subtracted in 200 components = 0.00613758 Jy ! Clean residual min=-0.004007 max=0.004668 Jy/beam ! Clean residual mean=-0.000065 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 1.6036 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 122 components and 1.6036 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144462Jy sigma=0.001728 ! Fit after self-cal, rms=0.144406Jy sigma=0.001727 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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 = 0.000748529 Jy ! Component: 100 - total flux cleaned = 0.00100548 Jy ! Component: 150 - total flux cleaned = 0.00124264 Jy ! Component: 200 - total flux cleaned = 0.00135475 Jy ! Total flux subtracted in 200 components = 0.00135475 Jy ! Clean residual min=-0.004246 max=0.004504 Jy/beam ! Clean residual mean=-0.000084 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 1.60496 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 129 components and 1.60496 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144203Jy sigma=0.001724 ! Fit after self-cal, rms=0.144173Jy sigma=0.001724 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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=0.144173Jy sigma=0.001724 ! Fit after self-cal, rms=0.144132Jy sigma=0.001723 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=2.339 mas, bmaj=4.097 mas, bpa=7.237 degrees ! Estimated noise=390.333 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00371686 Jy ! Component: 100 - total flux cleaned = 0.004749 Jy ! Component: 150 - total flux cleaned = 0.00559355 Jy ! Component: 200 - total flux cleaned = 0.00589956 Jy ! Total flux subtracted in 200 components = 0.00589956 Jy ! Clean residual min=-0.002450 max=0.003856 Jy/beam ! Clean residual mean=-0.000104 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 1.61086 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 154 components and 1.61086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.144032Jy sigma=0.001721 ! Fit after self-cal, rms=0.143999Jy sigma=0.001721 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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 = 0.000269871 Jy ! Component: 100 - total flux cleaned = 0.000959626 Jy ! Component: 150 - total flux cleaned = 0.00139187 Jy ! Component: 200 - total flux cleaned = 0.00138901 Jy ! Total flux subtracted in 200 components = 0.00138901 Jy ! Clean residual min=-0.002249 max=0.003756 Jy/beam ! Clean residual mean=-0.000145 rms=0.000881 Jy/beam ! Combined flux in latest and established models = 1.61225 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 160 components and 1.61225 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143943Jy sigma=0.001720 ! Fit after self-cal, rms=0.143923Jy sigma=0.001720 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8593 mas, bmaj=2.666 mas, bpa=-8.048 degrees ! Estimated noise=320.999 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8593 x 2.666 at -8.048 degrees (North through East) ! Clean map min=-0.0037804 max=0.95582 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=0.143923Jy sigma=0.001720 ! Fit after self-cal, rms=0.133439Jy sigma=0.001541 ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8591 mas, bmaj=2.665 mas, bpa=-8.037 degrees ! Estimated noise=320.907 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138342 Jy ! Component: 100 - total flux cleaned = 0.00138928 Jy ! Component: 150 - total flux cleaned = 0.00128724 Jy ! Component: 200 - total flux cleaned = 0.00119275 Jy ! Total flux subtracted in 200 components = 0.00119275 Jy ! Clean residual min=-0.003173 max=0.004493 Jy/beam ! Clean residual mean=-0.000036 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 1.61344 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 165 components and 1.61344 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133271Jy sigma=0.001539 ! Fit after self-cal, rms=0.133249Jy sigma=0.001539 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Added new window around map position (7.4, 8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237168 Jy ! Component: 100 - total flux cleaned = 0.00291527 Jy ! Component: 150 - total flux cleaned = 0.00310975 Jy ! Component: 200 - total flux cleaned = 0.00319741 Jy ! Total flux subtracted in 200 components = 0.00319741 Jy ! Clean residual min=-0.003086 max=0.002538 Jy/beam ! Clean residual mean=-0.000057 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 1.61664 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 173 components and 1.61664 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133082Jy sigma=0.001536 ! Fit after self-cal, rms=0.133061Jy sigma=0.001536 ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133061Jy sigma=0.001536 ! Fit after self-cal, rms=0.133104Jy sigma=0.001536 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.6216 mas, bmaj=1.899 mas, bpa=-4.536 degrees ! Estimated noise=587.25 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.676781 Jy ! Component: 100 - total flux cleaned = 0.984736 Jy ! Component: 150 - total flux cleaned = 1.13999 Jy ! Component: 200 - total flux cleaned = 1.23694 Jy ! Total flux subtracted in 200 components = 1.23694 Jy ! Clean residual min=-0.015457 max=0.052657 Jy/beam ! Clean residual mean=0.001545 rms=0.007493 Jy/beam ! Combined flux in latest and established models = 1.23694 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.23694 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8596 mas, bmaj=2.664 mas, bpa=-8.029 degrees ! Estimated noise=320.948 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 = 0.137534 Jy ! Component: 100 - total flux cleaned = 0.212211 Jy ! Component: 150 - total flux cleaned = 0.257541 Jy ! Component: 200 - total flux cleaned = 0.286393 Jy ! Total flux subtracted in 200 components = 0.286393 Jy ! Clean residual min=-0.007879 max=0.015724 Jy/beam ! Clean residual mean=0.001557 rms=0.004240 Jy/beam ! Combined flux in latest and established models = 1.52333 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 78 components and 1.52333 Jy ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=2.338 mas, bmaj=4.095 mas, bpa=7.188 degrees ! Estimated noise=390.359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306854 Jy ! Component: 100 - total flux cleaned = 0.0492598 Jy ! Component: 150 - total flux cleaned = 0.0619124 Jy ! Component: 200 - total flux cleaned = 0.07076 Jy ! Total flux subtracted in 200 components = 0.07076 Jy ! Clean residual min=-0.003039 max=0.004978 Jy/beam ! Clean residual mean=0.000708 rms=0.001819 Jy/beam ! Combined flux in latest and established models = 1.59409 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 = 0.00628063 Jy ! Component: 100 - total flux cleaned = 0.0108586 Jy ! Component: 150 - total flux cleaned = 0.0142955 Jy ! Component: 200 - total flux cleaned = 0.0170121 Jy ! Total flux subtracted in 200 components = 0.0170121 Jy ! Clean residual min=-0.002567 max=0.002398 Jy/beam ! Clean residual mean=0.000209 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 1.61111 Jy ! Adding 121 model components to the UV plane model. ! The established model now contains 184 components and 1.61111 Jy ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8596 mas, bmaj=2.664 mas, bpa=-8.029 degrees ! Estimated noise=320.948 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00110017 Jy ! Component: 100 - total flux cleaned = -2.25914e-05 Jy ! Component: 150 - total flux cleaned = 0.00150666 Jy ! Component: 200 - total flux cleaned = 0.00298064 Jy ! Total flux subtracted in 200 components = 0.00298064 Jy ! Clean residual min=-0.004256 max=0.003392 Jy/beam ! Clean residual mean=0.000039 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 1.61409 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 196 components and 1.61409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133871Jy sigma=0.001547 ! Fit after self-cal, rms=0.133511Jy sigma=0.001542 wmodel J2246-1206_X_2003_06_18_pus_map.mod ! Writing 196 model components to file: J2246-1206_X_2003_06_18_pus_map.mod wobs J2246-1206_X_2003_06_18_pus_uvs.fits ! Writing UV FITS file: J2246-1206_X_2003_06_18_pus_uvs.fits wwins J2246-1206_X_2003_06_18_pus_map.win ! wwins: Wrote 6 windows to J2246-1206_X_2003_06_18_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 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000885444 Jy ! Component: 100 - total flux cleaned = -0.000832239 Jy ! Component: 150 - total flux cleaned = -0.000731434 Jy ! Component: 200 - total flux cleaned = -0.000586993 Jy ! Component: 250 - total flux cleaned = -0.00049604 Jy ! Component: 300 - total flux cleaned = -0.000496585 Jy ! Component: 350 - total flux cleaned = -0.000497398 Jy ! Component: 400 - total flux cleaned = -0.000456339 Jy ! Component: 450 - total flux cleaned = -0.000375763 Jy ! Component: 500 - total flux cleaned = -0.000336843 Jy ! Component: 550 - total flux cleaned = -0.00033652 Jy ! Component: 600 - total flux cleaned = -0.000336192 Jy ! Component: 650 - total flux cleaned = -0.000300047 Jy ! Component: 700 - total flux cleaned = -0.000264614 Jy ! Component: 750 - total flux cleaned = -0.00012583 Jy ! Component: 800 - total flux cleaned = -5.80106e-05 Jy ! Component: 850 - total flux cleaned = 4.17687e-05 Jy ! Component: 900 - total flux cleaned = 0.000205991 Jy ! Component: 950 - total flux cleaned = 0.00039907 Jy ! Component: 1000 - total flux cleaned = 0.000493739 Jy ! Total flux subtracted in 1024 components = 0.000556377 Jy ! Clean residual min=-0.001555 max=0.001777 Jy/beam ! Clean residual mean=0.000049 rms=0.000598 Jy/beam ! Combined flux in latest and established models = 1.61464 Jy keep ! Adding 43 model components to the UV plane model. ! The established model now contains 230 components and 1.61464 Jy wmap "J2246-1206_X_2003_06_18_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8596 x 2.664 at -8.029 degrees (North through East) ! Clean map min=-0.0033827 max=0.95816 Jy/beam ! Writing clean map to FITS file: J2246-1206_X_2003_06_18_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.958156 invert ! Inverting map ! Your choice of large map pixels excluded 1.71% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000598299 device "J2246-1206_X_2003_06_18_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_X_2003_06_18_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.187328 0.187328 0.374657 0.749313 1.49863 2.99725 5.99451 11.989 23.978 47.956 95.9121 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0017 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.958 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8596 x 2.664 at -8.029 degrees (North through East) ! Clean map min=-0.0033827 max=0.95816 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_X_2003_06_18_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_X_2003_06_18_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_X_2003_06_18_pus_uvs.log closed on Wed Jan 17 18:35:36 2007