! Started logfile: J2246-1206_X_1999_12_20_pus_uvs.log on Tue Dec 18 11:42:11 2007 obs J2246-1206_X_1999_12_20_pus_uva.fits ! Reading UV FITS file: J2246-1206_X_1999_12_20_pus_uva.fits ! AN table 1: 45 integrations on 190 of 190 possible baselines. ! AN table 2: 37 integrations on 190 of 190 possible baselines. ! AN table 3: 172 integrations on 190 of 190 possible baselines. ! AN table 4: 54 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0631066 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 2422 lines of history. ! ! Reading 14772 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_12_20_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 747 telescope corrections were flagged in sub-array 1. ! A total of 736 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 747 telescope corrections were flagged in sub-array 1. ! A total of 707 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 747 telescope corrections were flagged in sub-array 1. ! A total of 634 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 747 telescope corrections were flagged in sub-array 1. ! A total of 631 telescope corrections were flagged in sub-array 2. ! A total of 2842 telescope corrections were flagged in sub-array 3. ! A total of 804 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.102019Jy sigma=0.009873 ! Fit after self-cal, rms=0.464330Jy sigma=0.004188 ! 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 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.5904 mas, bmaj=1.336 mas, bpa=1.446 degrees ! Estimated noise=1303.95 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 = 0.882997 Jy ! Component: 100 - total flux cleaned = 1.12387 Jy ! Total flux subtracted in 100 components = 1.12387 Jy ! Clean residual min=-0.038375 max=0.102580 Jy/beam ! Clean residual mean=0.002448 rms=0.014779 Jy/beam ! Combined flux in latest and established models = 1.12387 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.12387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.397321Jy sigma=0.003478 ! Fit after self-cal, rms=0.397622Jy sigma=0.003473 ! Inverting map ! Your choice of large map pixels excluded 1.26% 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 = 0.115188 Jy ! Component: 100 - total flux cleaned = 0.182748 Jy ! Total flux subtracted in 100 components = 0.182748 Jy ! Clean residual min=-0.031405 max=0.055453 Jy/beam ! Clean residual mean=0.001530 rms=0.011087 Jy/beam ! Combined flux in latest and established models = 1.30662 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 1.30662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.340744Jy sigma=0.002685 ! Fit after self-cal, rms=0.340598Jy sigma=0.002682 ! Inverting map ! Your choice of large map pixels excluded 1.26% 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 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.7986 mas, bmaj=1.634 mas, bpa=-0.7269 degrees ! Estimated noise=711.846 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 (1, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10648 Jy ! Component: 100 - total flux cleaned = 0.169933 Jy ! Component: 150 - total flux cleaned = 0.210528 Jy ! Component: 200 - total flux cleaned = 0.237185 Jy ! Total flux subtracted in 200 components = 0.237185 Jy ! Clean residual min=-0.023426 max=0.035126 Jy/beam ! Clean residual mean=0.001964 rms=0.009113 Jy/beam ! Combined flux in latest and established models = 1.5438 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 49 components and 1.5438 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.312446Jy sigma=0.002169 ! Fit after self-cal, rms=0.310091Jy sigma=0.002144 ! Inverting map ! Your choice of large map pixels excluded 1.26% 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 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.98 LA 0.98 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 0.96 PT 0.96 SC 1.00* TS 1.05 ! WF 1.00* WZ 1.00* GN 1.00* NL 2.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 1.23 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 0.80 MK 1.00* NY 1.00* ON 2.00 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.57 GN 1.00* NL 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.96 GC 1.00* HH 0.94 ! HN 1.19 KK 0.96 KP 0.97 LA 0.95 ! MC 1.05 MK 0.97 NY 1.00* ON 1.03 ! OV 0.95 PT 0.96 SC 1.11 TS 1.00* ! WF 0.98 WZ 1.09 GN 1.01 NL 1.03 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.00 FD 0.98 GC 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 0.99 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.97 SC 1.03 TS 1.00* ! WF 0.93 WZ 1.00* GN 0.95 NL 0.99 ! ! ! Correcting IF 2. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00* KK 0.97 KP 0.94 LA 0.98 ! MC 1.00* MK 1.02 NY 1.00* ON 1.00* ! OV 0.97 PT 0.94 SC 1.00* TS 1.04 ! WF 1.00* WZ 1.00* GN 1.00* NL 2.82 ! ! A total of 33 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* GC 0.00* HH 0.00* ! HN 0.00* KK 0.00* KP 0.00* LA 0.00* ! MC 0.00* MK 0.00* NY 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WF 0.00* WZ 0.00* GN 0.00* NL 0.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.96 GC 1.00* HH 0.97 ! HN 1.15 KK 0.96 KP 0.92 LA 0.95 ! MC 1.00 MK 0.98 NY 1.00* ON 1.08 ! OV 0.95 PT 0.95 SC 1.03 TS 1.00* ! WF 0.99 WZ 1.09 GN 0.99 NL 1.03 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.04 FD 0.98 GC 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 0.93 LA 1.00 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.96 SC 0.97 TS 1.00* ! WF 0.94 WZ 1.00* GN 0.96 NL 0.98 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 GC 1.00* HH 1.00* ! HN 1.00* KK 0.99 KP 0.95 LA 0.99 ! MC 1.00* MK 1.01 NY 1.00* ON 1.00* ! OV 0.96 PT 0.95 SC 1.00* TS 1.03 ! WF 1.00* WZ 1.00* GN 1.00* NL 3.02 ! ! A total of 66 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 0.71 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.09 MK 1.00* NY 1.00* ON 1.10 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 0.93 GN 1.00* NL 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 0.95 GC 1.00* HH 0.94 ! HN 1.21 KK 0.96 KP 0.94 LA 0.95 ! MC 1.02 MK 0.98 NY 1.00* ON 1.04 ! OV 0.94 PT 0.95 SC 1.03 TS 1.00* ! WF 0.98 WZ 1.09 GN 0.98 NL 1.02 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.02 FD 0.98 GC 1.00* HH 1.00* ! HN 1.00 KK 1.00* KP 0.94 LA 0.99 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 1.00 PT 0.98 SC 0.96 TS 1.00* ! WF 0.92 WZ 1.00* GN 0.93 NL 0.98 ! ! ! Correcting IF 4. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 GC 1.00* HH 1.00* ! HN 1.00* KK 0.98 KP 0.94 LA 0.98 ! MC 1.00* MK 0.99 NY 1.00* ON 1.00* ! OV 0.95 PT 0.96 SC 1.00* TS 1.00 ! WF 1.00* WZ 1.00* GN 1.00* NL 3.20 ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GC 1.00* HH 0.76 ! HN 1.00* KK 1.00* KP 1.00* LA 1.00* ! MC 1.05 MK 1.00* NY 1.00* ON 1.10 ! OV 1.00* PT 1.00* SC 1.00* TS 1.00* ! WF 1.00* WZ 1.00 GN 1.00* NL 1.00* ! ! A total of 75 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 0.96 GC 1.00* HH 0.94 ! HN 1.25 KK 0.96 KP 0.92 LA 0.96 ! MC 1.04 MK 0.95 NY 1.00* ON 1.07 ! OV 0.93 PT 0.96 SC 1.04 TS 1.00* ! WF 0.96 WZ 1.08 GN 1.00 NL 1.05 ! ! A total of 69 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 FD 0.97 GC 1.00* HH 1.00* ! HN 1.02 KK 1.00* KP 0.94 LA 1.01 ! MC 1.00* MK 1.00* NY 1.00* ON 1.00* ! OV 0.99 PT 0.98 SC 0.96 TS 1.00* ! WF 0.92 WZ 1.00* GN 0.94 NL 0.99 ! ! ! Fit before self-cal, rms=0.310091Jy sigma=0.002144 ! Fit after self-cal, rms=0.263945Jy sigma=0.001366 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.815 mas, bmaj=1.751 mas, bpa=-3.204 degrees ! Estimated noise=715.51 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 = 0.023927 Jy ! Component: 100 - total flux cleaned = 0.0292341 Jy ! Component: 150 - total flux cleaned = 0.0305781 Jy ! Component: 200 - total flux cleaned = 0.030828 Jy ! Total flux subtracted in 200 components = 0.030828 Jy ! Clean residual min=-0.007627 max=0.018450 Jy/beam ! Clean residual mean=0.001126 rms=0.003229 Jy/beam ! Combined flux in latest and established models = 1.57463 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 1.57463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.261305Jy sigma=0.001336 ! Fit after self-cal, rms=0.261338Jy sigma=0.001330 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Added new window around map position (6.6, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0187036 Jy ! Component: 100 - total flux cleaned = 0.0297049 Jy ! Component: 150 - total flux cleaned = 0.0355892 Jy ! Component: 200 - total flux cleaned = 0.0387135 Jy ! Total flux subtracted in 200 components = 0.0387135 Jy ! Clean residual min=-0.007048 max=0.010451 Jy/beam ! Clean residual mean=0.000733 rms=0.002259 Jy/beam ! Combined flux in latest and established models = 1.61335 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 1.61335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259739Jy sigma=0.001305 ! Fit after self-cal, rms=0.259523Jy sigma=0.001303 ! Inverting map ! Your choice of large map pixels excluded 1.34% 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=0.259523Jy sigma=0.001303 ! Fit after self-cal, rms=0.254465Jy sigma=0.001268 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8139 mas, bmaj=1.742 mas, bpa=-3.067 degrees ! Estimated noise=715.553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.008406 Jy ! Component: 100 - total flux cleaned = 0.0113104 Jy ! Component: 150 - total flux cleaned = 0.0126856 Jy ! Component: 200 - total flux cleaned = 0.0135388 Jy ! Total flux subtracted in 200 components = 0.0135388 Jy ! Clean residual min=-0.005646 max=0.007653 Jy/beam ! Clean residual mean=0.000108 rms=0.001517 Jy/beam ! Combined flux in latest and established models = 1.62688 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 94 components and 1.62688 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253944Jy sigma=0.001262 ! Fit after self-cal, rms=0.253824Jy sigma=0.001261 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 (2.2, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00506261 Jy ! Component: 100 - total flux cleaned = 0.00675089 Jy ! Component: 150 - total flux cleaned = 0.00772022 Jy ! Component: 200 - total flux cleaned = 0.0080146 Jy ! Total flux subtracted in 200 components = 0.0080146 Jy ! Clean residual min=-0.005779 max=0.006467 Jy/beam ! Clean residual mean=0.000001 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 1.6349 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 108 components and 1.6349 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253538Jy sigma=0.001256 ! Fit after self-cal, rms=0.253545Jy sigma=0.001256 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Added new window around map position (4.8, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00586908 Jy ! Component: 100 - total flux cleaned = 0.00640142 Jy ! Component: 150 - total flux cleaned = 0.00685605 Jy ! Component: 200 - total flux cleaned = 0.00671941 Jy ! Total flux subtracted in 200 components = 0.00671941 Jy ! Clean residual min=-0.005352 max=0.004086 Jy/beam ! Clean residual mean=-0.000075 rms=0.001223 Jy/beam ! Combined flux in latest and established models = 1.64162 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 121 components and 1.64162 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.253291Jy sigma=0.001252 ! Fit after self-cal, rms=0.253292Jy sigma=0.001252 ! Inverting map ! Your choice of large map pixels excluded 1.34% 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=0.253292Jy sigma=0.001252 ! Fit after self-cal, rms=0.254508Jy sigma=0.001249 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.814 mas, bmaj=1.742 mas, bpa=-3.114 degrees ! Estimated noise=716.042 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00361556 Jy ! Component: 100 - total flux cleaned = 0.00420715 Jy ! Component: 150 - total flux cleaned = 0.00433971 Jy ! Component: 200 - total flux cleaned = 0.00434229 Jy ! Total flux subtracted in 200 components = 0.00434229 Jy ! Clean residual min=-0.004774 max=0.003852 Jy/beam ! Clean residual mean=0.000122 rms=0.001118 Jy/beam ! Combined flux in latest and established models = 1.64596 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 127 components and 1.64596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254327Jy sigma=0.001247 ! Fit after self-cal, rms=0.254415Jy sigma=0.001247 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 = 0.000949648 Jy ! Component: 100 - total flux cleaned = 0.000951406 Jy ! Component: 150 - total flux cleaned = 0.000842402 Jy ! Component: 200 - total flux cleaned = 0.000843169 Jy ! Total flux subtracted in 200 components = 0.000843169 Jy ! Clean residual min=-0.004643 max=0.003731 Jy/beam ! Clean residual mean=0.000104 rms=0.001085 Jy/beam ! Combined flux in latest and established models = 1.6468 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 132 components and 1.6468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254306Jy sigma=0.001246 ! Fit after self-cal, rms=0.254316Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 1.34% 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=0.254316Jy sigma=0.001246 ! Fit after self-cal, rms=0.254446Jy sigma=0.001245 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=2.202 mas, bmaj=4.16 mas, bpa=-1.881 degrees ! Estimated noise=891.462 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186615 Jy ! Component: 100 - total flux cleaned = 0.00187524 Jy ! Component: 150 - total flux cleaned = 0.00196697 Jy ! Component: 200 - total flux cleaned = 0.00189021 Jy ! Total flux subtracted in 200 components = 0.00189021 Jy ! Clean residual min=-0.003185 max=0.002857 Jy/beam ! Clean residual mean=0.000242 rms=0.000981 Jy/beam ! Combined flux in latest and established models = 1.64869 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 152 components and 1.64869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254406Jy sigma=0.001244 ! Fit after self-cal, rms=0.254360Jy sigma=0.001244 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 = 0.000195502 Jy ! Component: 100 - total flux cleaned = 0.000113371 Jy ! Component: 150 - total flux cleaned = -0.00017601 Jy ! Component: 200 - total flux cleaned = -0.00023717 Jy ! Total flux subtracted in 200 components = -0.00023717 Jy ! Clean residual min=-0.003125 max=0.002798 Jy/beam ! Clean residual mean=0.000242 rms=0.000956 Jy/beam ! Combined flux in latest and established models = 1.64846 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 159 components and 1.64846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.254361Jy sigma=0.001244 ! Fit after self-cal, rms=0.254327Jy sigma=0.001243 ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8141 mas, bmaj=1.741 mas, bpa=-3.125 degrees ! Estimated noise=716.312 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8141 x 1.741 at -3.125 degrees (North through East) ! Clean map min=-0.0047057 max=1.1465 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=0.254327Jy sigma=0.001243 ! Fit after self-cal, rms=0.250486Jy sigma=0.001148 ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8145 mas, bmaj=1.741 mas, bpa=-3.155 degrees ! Estimated noise=716.045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.42756e-05 Jy ! Component: 100 - total flux cleaned = -0.000266545 Jy ! Component: 150 - total flux cleaned = -0.00054796 Jy ! Component: 200 - total flux cleaned = -0.000721149 Jy ! Total flux subtracted in 200 components = -0.000721149 Jy ! Clean residual min=-0.004879 max=0.003367 Jy/beam ! Clean residual mean=0.000065 rms=0.000982 Jy/beam ! Combined flux in latest and established models = 1.64774 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 164 components and 1.64774 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250389Jy sigma=0.001147 ! Fit after self-cal, rms=0.250393Jy sigma=0.001146 ! Inverting map ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000113307 Jy ! Component: 100 - total flux cleaned = 0.000110106 Jy ! Component: 150 - total flux cleaned = -5.08882e-05 Jy ! Component: 200 - total flux cleaned = -0.00012821 Jy ! Total flux subtracted in 200 components = -0.00012821 Jy ! Clean residual min=-0.004839 max=0.003308 Jy/beam ! Clean residual mean=0.000065 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 1.64761 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 170 components and 1.64761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.250328Jy sigma=0.001146 ! Fit after self-cal, rms=0.250343Jy sigma=0.001146 ! Inverting map ! Your choice of large map pixels excluded 1.34% 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=0.250343Jy sigma=0.001146 ! Fit after self-cal, rms=0.250325Jy sigma=0.001146 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.6077 mas, bmaj=1.387 mas, bpa=-0.5605 degrees ! Estimated noise=1353.5 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.89892 Jy ! Component: 100 - total flux cleaned = 1.14868 Jy ! Component: 150 - total flux cleaned = 1.26474 Jy ! Component: 200 - total flux cleaned = 1.33891 Jy ! Total flux subtracted in 200 components = 1.33891 Jy ! Clean residual min=-0.017128 max=0.041213 Jy/beam ! Clean residual mean=0.001325 rms=0.006705 Jy/beam ! Combined flux in latest and established models = 1.33891 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 1.33891 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8145 mas, bmaj=1.74 mas, bpa=-3.147 degrees ! Estimated noise=716.205 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 = 0.0987946 Jy ! Component: 100 - total flux cleaned = 0.156628 Jy ! Component: 150 - total flux cleaned = 0.192387 Jy ! Component: 200 - total flux cleaned = 0.216496 Jy ! Total flux subtracted in 200 components = 0.216496 Jy ! Clean residual min=-0.006064 max=0.014138 Jy/beam ! Clean residual mean=0.001523 rms=0.003384 Jy/beam ! Combined flux in latest and established models = 1.5554 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 60 components and 1.5554 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=2.201 mas, bmaj=4.154 mas, bpa=-1.909 degrees ! Estimated noise=891.645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0297576 Jy ! Component: 100 - total flux cleaned = 0.0477819 Jy ! Component: 150 - total flux cleaned = 0.0596496 Jy ! Component: 200 - total flux cleaned = 0.0677203 Jy ! Total flux subtracted in 200 components = 0.0677203 Jy ! Clean residual min=-0.003133 max=0.004523 Jy/beam ! Clean residual mean=0.000994 rms=0.001522 Jy/beam ! Combined flux in latest and established models = 1.62312 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 = 0.00560001 Jy ! Component: 100 - total flux cleaned = 0.00969613 Jy ! Component: 150 - total flux cleaned = 0.0127924 Jy ! Component: 200 - total flux cleaned = 0.0151491 Jy ! Total flux subtracted in 200 components = 0.0151491 Jy ! Clean residual min=-0.002566 max=0.003483 Jy/beam ! Clean residual mean=0.000507 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 1.63827 Jy ! Adding 97 model components to the UV plane model. ! The established model now contains 142 components and 1.63827 Jy ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 1.34% of the data. ! The x-axis pixel size should ideally be below 0.1864 milli-arcsec ! Estimated beam: bmin=0.8145 mas, bmaj=1.74 mas, bpa=-3.147 degrees ! Estimated noise=716.205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00022245 Jy ! Component: 100 - total flux cleaned = 0.00183091 Jy ! Component: 150 - total flux cleaned = 0.00324693 Jy ! Component: 200 - total flux cleaned = 0.00389434 Jy ! Total flux subtracted in 200 components = 0.00389434 Jy ! Clean residual min=-0.004244 max=0.003825 Jy/beam ! Clean residual mean=0.000159 rms=0.001037 Jy/beam ! Combined flux in latest and established models = 1.64217 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 156 components and 1.64217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.251074Jy sigma=0.001149 ! Fit after self-cal, rms=0.251210Jy sigma=0.001148 wmodel J2246-1206_X_1999_12_20_pus_map.mod ! Writing 156 model components to file: J2246-1206_X_1999_12_20_pus_map.mod wobs J2246-1206_X_1999_12_20_pus_uvs.fits ! Writing UV FITS file: J2246-1206_X_1999_12_20_pus_uvs.fits wwins J2246-1206_X_1999_12_20_pus_map.win ! wwins: Wrote 5 windows to J2246-1206_X_1999_12_20_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 1.34% 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 = 0.00147205 Jy ! Component: 100 - total flux cleaned = 0.00125875 Jy ! Component: 150 - total flux cleaned = 0.000856572 Jy ! Component: 200 - total flux cleaned = 0.000600472 Jy ! Component: 250 - total flux cleaned = 0.000538618 Jy ! Component: 300 - total flux cleaned = 0.000361401 Jy ! Component: 350 - total flux cleaned = 0.00030449 Jy ! Component: 400 - total flux cleaned = 0.000304574 Jy ! Component: 450 - total flux cleaned = 0.000412662 Jy ! Component: 500 - total flux cleaned = 0.000621543 Jy ! Component: 550 - total flux cleaned = 0.000825373 Jy ! Component: 600 - total flux cleaned = 0.00102489 Jy ! Component: 650 - total flux cleaned = 0.00117224 Jy ! Component: 700 - total flux cleaned = 0.00131739 Jy ! Component: 750 - total flux cleaned = 0.00146037 Jy ! Component: 800 - total flux cleaned = 0.00160095 Jy ! Component: 850 - total flux cleaned = 0.00169249 Jy ! Component: 900 - total flux cleaned = 0.00178311 Jy ! Component: 950 - total flux cleaned = 0.00196264 Jy ! Component: 1000 - total flux cleaned = 0.00213977 Jy ! Total flux subtracted in 1024 components = 0.00222765 Jy ! Clean residual min=-0.002526 max=0.002510 Jy/beam ! Clean residual mean=0.000092 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 1.64439 Jy keep ! Adding 56 model components to the UV plane model. ! The established model now contains 207 components and 1.64439 Jy ![Exited script file: muppet] wmap "J2246-1206_X_1999_12_20_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.34% 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: 0.8145 x 1.74 at -3.147 degrees (North through East) ! Clean map min=-0.0031847 max=1.1471 Jy/beam ! Writing clean map to FITS file: J2246-1206_X_1999_12_20_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.14712 invert ! Inverting map ! Your choice of large map pixels excluded 1.34% 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 0.000833385 device "J2246-1206_X_1999_12_20_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_X_1999_12_20_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.21795 0.21795 0.435901 0.871802 1.7436 3.48721 6.97441 13.9488 27.8976 55.7953 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0025 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.147 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8145 x 1.74 at -3.147 degrees (North through East) ! Clean map min=-0.0031847 max=1.1471 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_X_1999_12_20_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_X_1999_12_20_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_X_1999_12_20_pus_uvs.log closed on Tue Dec 18 11:42:21 2007