! Started logfile: J0241-0815_X_2001_04_09_pus_uvs.log on Tue Oct 2 11:18:46 2007 obs J0241-0815_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0241-0815_X_2001_04_09_pus_uva.fits ! AN table 1: 270 integrations on 190 of 190 possible baselines. ! AN table 2: 47 integrations on 190 of 190 possible baselines. ! AN table 3: 55 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.118506 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0241-0815 ! ! 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 1926 lines of history. ! ! Reading 33504 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0241-0815_X_2001_04_09_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 = 512x512 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 3571 telescope corrections were flagged in sub-array 1. ! A total of 680 telescope corrections were flagged in sub-array 2. ! A total of 737 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 3570 telescope corrections were flagged in sub-array 1. ! A total of 680 telescope corrections were flagged in sub-array 2. ! A total of 737 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 3571 telescope corrections were flagged in sub-array 1. ! A total of 681 telescope corrections were flagged in sub-array 2. ! A total of 737 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 3571 telescope corrections were flagged in sub-array 1. ! A total of 680 telescope corrections were flagged in sub-array 2. ! A total of 737 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.742607Jy sigma=0.007363 ! Fit after self-cal, rms=0.578382Jy sigma=0.005914 ! 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 0.1918 milli-arcsec ! Estimated beam: bmin=0.5799 mas, bmaj=1.881 mas, bpa=-3.982 degrees ! Estimated noise=955.335 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 = 0.366097 Jy ! Component: 100 - total flux cleaned = 0.510322 Jy ! Total flux subtracted in 100 components = 0.510322 Jy ! Clean residual min=-0.025096 max=0.067140 Jy/beam ! Clean residual mean=0.001193 rms=0.009325 Jy/beam ! Combined flux in latest and established models = 0.510322 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.510322 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286216Jy sigma=0.002862 ! Fit after self-cal, rms=0.285480Jy sigma=0.002855 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0751986 Jy ! Component: 100 - total flux cleaned = 0.11595 Jy ! Total flux subtracted in 100 components = 0.11595 Jy ! Clean residual min=-0.021028 max=0.056829 Jy/beam ! Clean residual mean=0.001040 rms=0.007849 Jy/beam ! Combined flux in latest and established models = 0.626272 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 17 components and 0.626272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.259351Jy sigma=0.002459 ! Fit after self-cal, rms=0.259097Jy sigma=0.002457 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (4.4, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0584453 Jy ! Component: 100 - total flux cleaned = 0.0945236 Jy ! Total flux subtracted in 100 components = 0.0945236 Jy ! Clean residual min=-0.018439 max=0.048712 Jy/beam ! Clean residual mean=0.000865 rms=0.006701 Jy/beam ! Combined flux in latest and established models = 0.720796 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 0.720796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233142Jy sigma=0.002123 ! Fit after self-cal, rms=0.230474Jy sigma=0.002097 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (5.4, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.045735 Jy ! Component: 100 - total flux cleaned = 0.0748282 Jy ! Total flux subtracted in 100 components = 0.0748282 Jy ! Clean residual min=-0.016495 max=0.042702 Jy/beam ! Clean residual mean=0.000726 rms=0.005781 Jy/beam ! Combined flux in latest and established models = 0.795624 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 36 components and 0.795624 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213848Jy sigma=0.001868 ! Fit after self-cal, rms=0.212515Jy sigma=0.001850 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Added new window around map position (-2.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0373277 Jy ! Component: 100 - total flux cleaned = 0.0614802 Jy ! Total flux subtracted in 100 components = 0.0614802 Jy ! Clean residual min=-0.015719 max=0.029164 Jy/beam ! Clean residual mean=0.000617 rms=0.005172 Jy/beam ! Combined flux in latest and established models = 0.857104 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 45 components and 0.857104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203086Jy sigma=0.001712 ! Fit after self-cal, rms=0.202502Jy sigma=0.001704 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 0.1918 milli-arcsec ! Estimated beam: bmin=0.6878 mas, bmaj=2.527 mas, bpa=-4.339 degrees ! Estimated noise=381.152 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 = 0.0398504 Jy ! Component: 100 - total flux cleaned = 0.0676876 Jy ! Component: 150 - total flux cleaned = 0.0889617 Jy ! Component: 200 - total flux cleaned = 0.105558 Jy ! Total flux subtracted in 200 components = 0.105558 Jy ! Clean residual min=-0.017630 max=0.037638 Jy/beam ! Clean residual mean=0.002091 rms=0.007332 Jy/beam ! Combined flux in latest and established models = 0.962662 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 83 components and 0.962662 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193222Jy sigma=0.001548 ! Fit after self-cal, rms=0.192790Jy sigma=0.001540 ! Inverting map ! Your choice of large map pixels excluded 1.26% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 GC 0.89 GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 1.11 ! LA 0.92 MA 1.00* MC 1.00* MK 1.03 ! NL 1.11 NY 1.00* OV 1.05 PT 0.95 ! SC 1.00* TS 0.98 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.91 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 1.00* KP 0.98 ! LA 1.05 MA 1.00* MC 1.00* MK 1.00* ! NL 1.09 NY 1.00* OV 1.01 PT 0.98 ! SC 1.02 TS 1.00* WF 0.98 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.85 FD 0.89 GC 1.73 GG 1.00* ! HH 1.00* HN 1.02 KK 1.25 KP 0.79 ! LA 0.92 MA 1.00* MC 1.00* MK 0.99 ! NL 1.05 NY 1.00* OV 1.05 PT 0.98 ! SC 1.00 TS 1.00* WF 0.91 WZ 1.00* ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 GC 0.89 GG 1.00* ! HH 1.00* HN 1.00* KK 1.00 KP 1.10 ! LA 0.92 MA 1.00* MC 1.00* MK 1.08 ! NL 1.06 NY 1.00* OV 1.06 PT 0.95 ! SC 1.00* TS 0.97 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 0.92 GC 1.00* GG 1.00* ! HH 1.00* HN 1.04 KK 1.00* KP 0.99 ! LA 1.07 MA 1.00* MC 1.00* MK 1.00* ! NL 1.02 NY 1.00* OV 0.99 PT 0.98 ! SC 1.06 TS 1.00* WF 0.95 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.84 FD 0.89 GC 1.76 GG 1.00* ! HH 1.00* HN 1.02 KK 0.82 KP 0.79 ! LA 0.92 MA 1.00* MC 1.00* MK 0.96 ! NL 1.03 NY 1.00* OV 1.06 PT 0.99 ! SC 1.04 TS 1.00* WF 0.93 WZ 1.00* ! ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 GC 1.02 GG 1.00* ! HH 1.00* HN 1.00* KK 1.04 KP 0.98 ! LA 0.94 MA 1.00* MC 1.00* MK 1.02 ! NL 1.06 NY 1.00* OV 1.02 PT 0.91 ! SC 1.00* TS 0.95 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 0.92 GC 1.00* GG 1.00* ! HH 1.00* HN 1.06 KK 1.00* KP 0.88 ! LA 1.07 MA 1.00* MC 1.00* MK 1.00* ! NL 1.01 NY 1.00* OV 0.94 PT 0.93 ! SC 1.02 TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.83 FD 0.89 GC 2.05 GG 1.00* ! HH 1.00* HN 1.04 KK 0.94 KP 0.69 ! LA 0.93 MA 1.00* MC 1.00* MK 0.94 ! NL 1.04 NY 1.00* OV 1.05 PT 0.94 ! SC 1.03 TS 1.00* WF 0.98 WZ 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.05 GC 1.06 GG 1.00* ! HH 1.00* HN 1.00* KK 1.07 KP 1.22 ! LA 0.92 MA 1.00* MC 1.00* MK 1.06 ! NL 1.05 NY 1.00* OV 0.99 PT 0.95 ! SC 1.00* TS 0.92 WF 1.00* WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.91 GC 1.00* GG 1.00* ! HH 1.00* HN 1.05 KK 1.00* KP 1.06 ! LA 1.05 MA 1.00* MC 1.00* MK 1.00* ! NL 1.03 NY 1.00* OV 0.97 PT 0.96 ! SC 1.01 TS 1.00* WF 0.95 WZ 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.85 FD 0.88 GC 1.99 GG 1.00* ! HH 1.00* HN 1.03 KK 0.92 KP 0.85 ! LA 0.91 MA 1.00* MC 1.00* MK 0.97 ! NL 1.03 NY 1.00* OV 0.95 PT 0.99 ! SC 1.07 TS 1.00* WF 0.94 WZ 1.00* ! ! ! Fit before self-cal, rms=0.192790Jy sigma=0.001540 ! Fit after self-cal, rms=0.186122Jy sigma=0.001375 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6842 mas, bmaj=2.592 mas, bpa=-4.279 degrees ! Estimated noise=375.871 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 (-6.6, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237407 Jy ! Component: 100 - total flux cleaned = 0.0356742 Jy ! Component: 150 - total flux cleaned = 0.0441069 Jy ! Component: 200 - total flux cleaned = 0.0506921 Jy ! Total flux subtracted in 200 components = 0.0506921 Jy ! Clean residual min=-0.010437 max=0.012223 Jy/beam ! Clean residual mean=0.000445 rms=0.003138 Jy/beam ! Combined flux in latest and established models = 1.01335 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 117 components and 1.01335 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182914Jy sigma=0.001328 ! Fit after self-cal, rms=0.183053Jy sigma=0.001324 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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=0.183053Jy sigma=0.001324 ! Fit after self-cal, rms=0.181175Jy sigma=0.001318 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6858 mas, bmaj=2.591 mas, bpa=-4.308 degrees ! Estimated noise=374.247 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00970055 Jy ! Component: 100 - total flux cleaned = 0.0159563 Jy ! Component: 150 - total flux cleaned = 0.0201066 Jy ! Component: 200 - total flux cleaned = 0.0225555 Jy ! Total flux subtracted in 200 components = 0.0225555 Jy ! Clean residual min=-0.009371 max=0.010065 Jy/beam ! Clean residual mean=0.000473 rms=0.002646 Jy/beam ! Combined flux in latest and established models = 1.03591 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 138 components and 1.03591 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180507Jy sigma=0.001308 ! Fit after self-cal, rms=0.180446Jy sigma=0.001307 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 = 0.00389186 Jy ! Component: 100 - total flux cleaned = 0.00471294 Jy ! Component: 150 - total flux cleaned = 0.00544232 Jy ! Component: 200 - total flux cleaned = 0.00589728 Jy ! Total flux subtracted in 200 components = 0.00589728 Jy ! Clean residual min=-0.009252 max=0.009493 Jy/beam ! Clean residual mean=0.000422 rms=0.002545 Jy/beam ! Combined flux in latest and established models = 1.04181 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 154 components and 1.04181 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180253Jy sigma=0.001304 ! Fit after self-cal, rms=0.180241Jy sigma=0.001304 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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=0.180241Jy sigma=0.001304 ! Fit after self-cal, rms=0.179383Jy sigma=0.001302 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6858 mas, bmaj=2.593 mas, bpa=-4.303 degrees ! Estimated noise=373.606 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00457061 Jy ! Component: 100 - total flux cleaned = 0.00694719 Jy ! Component: 150 - total flux cleaned = 0.0079693 Jy ! Component: 200 - total flux cleaned = 0.00900799 Jy ! Total flux subtracted in 200 components = 0.00900799 Jy ! Clean residual min=-0.008756 max=0.010377 Jy/beam ! Clean residual mean=0.000493 rms=0.002453 Jy/beam ! Combined flux in latest and established models = 1.05081 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 163 components and 1.05081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179200Jy sigma=0.001299 ! Fit after self-cal, rms=0.179189Jy sigma=0.001299 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 = 0.00174044 Jy ! Component: 100 - total flux cleaned = 0.00239117 Jy ! Component: 150 - total flux cleaned = 0.00282247 Jy ! Component: 200 - total flux cleaned = 0.00323057 Jy ! Total flux subtracted in 200 components = 0.00323057 Jy ! Clean residual min=-0.008637 max=0.010123 Jy/beam ! Clean residual mean=0.000465 rms=0.002419 Jy/beam ! Combined flux in latest and established models = 1.05405 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 168 components and 1.05405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179102Jy sigma=0.001297 ! Fit after self-cal, rms=0.179099Jy sigma=0.001297 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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=0.179099Jy sigma=0.001297 ! Fit after self-cal, rms=0.178932Jy sigma=0.001297 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=2.53 mas, bmaj=4.468 mas, bpa=19.06 degrees ! Estimated noise=477.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00692245 Jy ! Component: 100 - total flux cleaned = 0.0110692 Jy ! Component: 150 - total flux cleaned = 0.0128403 Jy ! Component: 200 - total flux cleaned = 0.0135208 Jy ! Total flux subtracted in 200 components = 0.0135208 Jy ! Clean residual min=-0.013745 max=0.018145 Jy/beam ! Clean residual mean=0.000866 rms=0.004285 Jy/beam ! Combined flux in latest and established models = 1.06757 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 177 components and 1.06757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178968Jy sigma=0.001297 ! Fit after self-cal, rms=0.178963Jy sigma=0.001297 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 = 0.000963698 Jy ! Component: 100 - total flux cleaned = 0.00150208 Jy ! Component: 150 - total flux cleaned = 0.00174935 Jy ! Component: 200 - total flux cleaned = 0.00198924 Jy ! Total flux subtracted in 200 components = 0.00198924 Jy ! Clean residual min=-0.013582 max=0.017988 Jy/beam ! Clean residual mean=0.000829 rms=0.004269 Jy/beam ! Combined flux in latest and established models = 1.06956 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 183 components and 1.06956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179020Jy sigma=0.001297 ! Fit after self-cal, rms=0.179028Jy sigma=0.001297 ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6864 mas, bmaj=2.594 mas, bpa=-4.313 degrees ! Estimated noise=373.731 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6864 x 2.594 at -4.313 degrees (North through East) ! Clean map min=-0.0082221 max=0.48543 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 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.5802 mas, bmaj=1.957 mas, bpa=-4.528 degrees ! Estimated noise=942.554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.360465 Jy ! Component: 100 - total flux cleaned = 0.502602 Jy ! Component: 150 - total flux cleaned = 0.586211 Jy ! Component: 200 - total flux cleaned = 0.648981 Jy ! Total flux subtracted in 200 components = 0.648981 Jy ! Clean residual min=-0.015418 max=0.037104 Jy/beam ! Clean residual mean=0.000928 rms=0.006040 Jy/beam ! Combined flux in latest and established models = 0.648981 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.648981 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6864 mas, bmaj=2.594 mas, bpa=-4.313 degrees ! Estimated noise=373.731 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 = 0.0868383 Jy ! Component: 100 - total flux cleaned = 0.146603 Jy ! Component: 150 - total flux cleaned = 0.191269 Jy ! Component: 200 - total flux cleaned = 0.227102 Jy ! Total flux subtracted in 200 components = 0.227102 Jy ! Clean residual min=-0.017253 max=0.025609 Jy/beam ! Clean residual mean=0.002239 rms=0.007755 Jy/beam ! Combined flux in latest and established models = 0.876083 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 73 components and 0.876083 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=2.53 mas, bmaj=4.468 mas, bpa=19.06 degrees ! Estimated noise=477.8 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0536685 Jy ! Component: 100 - total flux cleaned = 0.0902754 Jy ! Component: 150 - total flux cleaned = 0.116276 Jy ! Component: 200 - total flux cleaned = 0.135387 Jy ! Total flux subtracted in 200 components = 0.135387 Jy ! Clean residual min=-0.017561 max=0.015913 Jy/beam ! Clean residual mean=0.001955 rms=0.005528 Jy/beam ! Combined flux in latest and established models = 1.01147 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 = 0.014275 Jy ! Component: 100 - total flux cleaned = 0.0250722 Jy ! Component: 150 - total flux cleaned = 0.0333143 Jy ! Component: 200 - total flux cleaned = 0.0396433 Jy ! Total flux subtracted in 200 components = 0.0396433 Jy ! Clean residual min=-0.014380 max=0.016902 Jy/beam ! Clean residual mean=0.001180 rms=0.004208 Jy/beam ! Combined flux in latest and established models = 1.05111 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 140 components and 1.05111 Jy ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! Estimated beam: bmin=0.6864 mas, bmaj=2.594 mas, bpa=-4.313 degrees ! Estimated noise=373.731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00240077 Jy ! Component: 100 - total flux cleaned = -0.00239372 Jy ! Component: 150 - total flux cleaned = -0.00205737 Jy ! Component: 200 - total flux cleaned = -0.00118041 Jy ! Total flux subtracted in 200 components = -0.00118041 Jy ! Clean residual min=-0.010332 max=0.011142 Jy/beam ! Clean residual mean=0.000574 rms=0.002707 Jy/beam ! Combined flux in latest and established models = 1.04993 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 154 components and 1.04993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180317Jy sigma=0.001318 ! Fit after self-cal, rms=0.179956Jy sigma=0.001316 wmodel J0241-0815_X_2001_04_09_pus_map.mod ! Writing 154 model components to file: J0241-0815_X_2001_04_09_pus_map.mod wobs J0241-0815_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0241-0815_X_2001_04_09_pus_uvs.fits wwins J0241-0815_X_2001_04_09_pus_map.win ! wwins: Wrote 5 windows to J0241-0815_X_2001_04_09_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 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168257 Jy ! Component: 100 - total flux cleaned = 0.00318517 Jy ! Component: 150 - total flux cleaned = 0.00522077 Jy ! Component: 200 - total flux cleaned = 0.00699341 Jy ! Component: 250 - total flux cleaned = 0.00910051 Jy ! Component: 300 - total flux cleaned = 0.0111084 Jy ! Component: 350 - total flux cleaned = 0.0128971 Jy ! Component: 400 - total flux cleaned = 0.014005 Jy ! Component: 450 - total flux cleaned = 0.0149542 Jy ! Component: 500 - total flux cleaned = 0.0162237 Jy ! Component: 550 - total flux cleaned = 0.0175724 Jy ! Component: 600 - total flux cleaned = 0.0189996 Jy ! Component: 650 - total flux cleaned = 0.0202887 Jy ! Component: 700 - total flux cleaned = 0.0218624 Jy ! Component: 750 - total flux cleaned = 0.0230915 Jy ! Component: 800 - total flux cleaned = 0.0244956 Jy ! Component: 850 - total flux cleaned = 0.0260667 Jy ! Component: 900 - total flux cleaned = 0.0274115 Jy ! Component: 950 - total flux cleaned = 0.0286378 Jy ! Component: 1000 - total flux cleaned = 0.0300259 Jy ! Component: 1050 - total flux cleaned = 0.0313871 Jy ! Component: 1100 - total flux cleaned = 0.0328105 Jy ! Component: 1150 - total flux cleaned = 0.0342071 Jy ! Component: 1200 - total flux cleaned = 0.0354939 Jy ! Component: 1250 - total flux cleaned = 0.036843 Jy ! Component: 1300 - total flux cleaned = 0.0381702 Jy ! Component: 1350 - total flux cleaned = 0.0395555 Jy ! Component: 1400 - total flux cleaned = 0.040837 Jy ! Component: 1450 - total flux cleaned = 0.0420976 Jy ! Component: 1500 - total flux cleaned = 0.0433376 Jy ! Component: 1550 - total flux cleaned = 0.0446348 Jy ! Component: 1600 - total flux cleaned = 0.0459115 Jy ! Component: 1650 - total flux cleaned = 0.0470947 Jy ! Component: 1700 - total flux cleaned = 0.048478 Jy ! Component: 1750 - total flux cleaned = 0.0497687 Jy ! Component: 1800 - total flux cleaned = 0.0509701 Jy ! Component: 1850 - total flux cleaned = 0.0521539 Jy ! Component: 1900 - total flux cleaned = 0.0531836 Jy ! Component: 1950 - total flux cleaned = 0.0543357 Jy ! Component: 2000 - total flux cleaned = 0.0556044 Jy ! Total flux subtracted in 2048 components = 0.0565928 Jy ! Clean residual min=-0.003274 max=0.003609 Jy/beam ! Clean residual mean=0.000258 rms=0.001303 Jy/beam ! Combined flux in latest and established models = 1.10653 Jy keep ! Adding 141 model components to the UV plane model. ! The established model now contains 294 components and 1.10653 Jy ![Exited script file: muppet] wmap "J0241-0815_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6864 x 2.594 at -4.313 degrees (North through East) ! Clean map min=-0.0053707 max=0.48573 Jy/beam ! Writing clean map to FITS file: J0241-0815_X_2001_04_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.485727 invert ! Inverting map ! Your choice of large map pixels excluded 1.27% of the data. ! The x-axis pixel size should ideally be below 0.1918 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00130784 device "J0241-0815_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0241-0815_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.807763 0.807763 1.61553 3.23105 6.4621 12.9242 25.8484 51.6968 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0039 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.485 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6864 x 2.594 at -4.313 degrees (North through East) ! Clean map min=-0.0053707 max=0.48573 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0241-0815_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0241-0815_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0241-0815_X_2001_04_09_pus_uvs.log closed on Tue Oct 2 11:19:04 2007