! Started logfile: J2246-1206_X_2001_04_09_pus_uvs.log on Mon Oct 1 14:54:38 2007 obs J2246-1206_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J2246-1206_X_2001_04_09_pus_uva.fits ! AN table 1: 16 integrations on 190 of 190 possible baselines. ! AN table 2: 68 integrations on 190 of 190 possible baselines. ! AN table 3: 196 integrations on 190 of 190 possible baselines. ! AN table 4: 10 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0538113 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 1926 lines of history. ! ! Reading 11860 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_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 = 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 180 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 180 telescope corrections were flagged in sub-array 1. ! A total of 1000 telescope corrections were flagged in sub-array 2. ! A total of 3252 telescope corrections were flagged in sub-array 3. ! A total of 200 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.430298Jy sigma=0.013331 ! Fit after self-cal, rms=0.756819Jy sigma=0.006683 ! 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 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.5783 mas, bmaj=1.067 mas, bpa=-0.8345 degrees ! Estimated noise=1448.13 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.07334 Jy ! Component: 100 - total flux cleaned = 1.41348 Jy ! Total flux subtracted in 100 components = 1.41348 Jy ! Clean residual min=-0.060224 max=0.224658 Jy/beam ! Clean residual mean=0.005128 rms=0.025178 Jy/beam ! Combined flux in latest and established models = 1.41348 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 1.41348 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.479159Jy sigma=0.004137 ! Fit after self-cal, rms=0.476675Jy sigma=0.004126 ! Inverting map ! Your choice of large map pixels excluded 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Added new window around map position (-0.2, 1.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.216399 Jy ! Component: 100 - total flux cleaned = 0.341298 Jy ! Total flux subtracted in 100 components = 0.341298 Jy ! Clean residual min=-0.043501 max=0.076452 Jy/beam ! Clean residual mean=0.002367 rms=0.014802 Jy/beam ! Combined flux in latest and established models = 1.75478 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 20 components and 1.75478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.327398Jy sigma=0.002598 ! Fit after self-cal, rms=0.319660Jy sigma=0.002552 ! Inverting map ! Your choice of large map pixels excluded 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.094004 Jy ! Component: 100 - total flux cleaned = 0.152892 Jy ! Total flux subtracted in 100 components = 0.152892 Jy ! Clean residual min=-0.038083 max=0.065412 Jy/beam ! Clean residual mean=0.001110 rms=0.011004 Jy/beam ! Combined flux in latest and established models = 1.90767 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 1.90767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.282409Jy sigma=0.002112 ! Fit after self-cal, rms=0.279965Jy sigma=0.002099 ! Inverting map ! Your choice of large map pixels excluded 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 = 0.0647324 Jy ! Component: 100 - total flux cleaned = 0.104271 Jy ! Total flux subtracted in 100 components = 0.104271 Jy ! Clean residual min=-0.034828 max=0.041788 Jy/beam ! Clean residual mean=0.000355 rms=0.009006 Jy/beam ! Combined flux in latest and established models = 2.01194 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 2.01194 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.265576Jy sigma=0.001903 ! Fit after self-cal, rms=0.263813Jy sigma=0.001888 ! Inverting map ! Your choice of large map pixels excluded 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6968 mas, bmaj=1.437 mas, bpa=-4.256 degrees ! Estimated noise=823.148 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 = 0.0395717 Jy ! Component: 100 - total flux cleaned = 0.0589777 Jy ! Component: 150 - total flux cleaned = 0.0624303 Jy ! Component: 200 - total flux cleaned = 0.0657256 Jy ! Total flux subtracted in 200 components = 0.0657256 Jy ! Clean residual min=-0.031205 max=0.031645 Jy/beam ! Clean residual mean=-0.003782 rms=0.009075 Jy/beam ! Combined flux in latest and established models = 2.07767 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 42 components and 2.07767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.258486Jy sigma=0.001810 ! Fit after self-cal, rms=0.257764Jy sigma=0.001805 ! Inverting map ! Your choice of large map pixels excluded 1.79% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 GC 0.82 GG 1.00* ! HH 1.00* HN 1.00* KK 1.11 KP 1.01 ! LA 1.06 MA 1.00* MC 1.00* MK 0.95 ! NL 1.00* NY 1.00* OV 1.07 PT 1.03 ! SC 1.00* TS 1.05 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 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.01 KK 1.00 KP 0.98 ! LA 0.99 MA 1.00* MC 1.00* MK 0.93 ! NL 1.05 NY 1.00* OV 0.98 PT 0.98 ! SC 1.07 TS 1.00* WF 0.98 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.12 FD 1.02 GC 1.00* GG 1.00* ! HH 0.82 HN 1.23 KK 1.00* KP 1.05 ! LA 1.04 MA 1.01 MC 1.00 MK 1.00* ! NL 1.00* NY 1.00* OV 1.02 PT 1.00* ! SC 1.09 TS 1.00* WF 0.94 WZ 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 GC 0.85 GG 1.00* ! HH 1.00* HN 1.00* KK 0.77 KP 1.02 ! LA 1.06 MA 1.00* MC 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.08 PT 1.04 ! SC 1.00* TS 1.06 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 0.99 FD 0.98 GC 1.00* GG 1.00* ! HH 1.00* HN 1.00 KK 1.00 KP 0.99 ! LA 0.99 MA 1.00* MC 1.00* MK 0.97 ! NL 1.01 NY 1.00* OV 0.97 PT 0.99 ! SC 1.06 TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.15 FD 1.02 GC 1.00* GG 1.00* ! HH 0.85 HN 1.21 KK 1.00* KP 1.07 ! LA 1.03 MA 1.01 MC 0.95 MK 1.00* ! NL 1.00* NY 1.00* OV 1.01 PT 1.00* ! SC 1.11 TS 1.00* WF 0.96 WZ 1.02 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 GC 0.97 GG 1.00* ! HH 1.00* HN 1.00* KK 0.83 KP 0.91 ! LA 1.08 MA 1.00* MC 1.00* MK 0.97 ! NL 1.00* NY 1.00* OV 1.07 PT 0.99 ! SC 1.00* TS 1.12 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 0.96 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 0.99 KP 0.88 ! LA 1.01 MA 1.00* MC 1.00* MK 0.94 ! NL 1.02 NY 1.00* OV 0.95 PT 0.94 ! SC 1.01 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.10 FD 1.02 GC 1.00* GG 1.00* ! HH 0.82 HN 1.23 KK 1.00* KP 0.95 ! LA 1.06 MA 1.01 MC 1.01 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00 PT 1.00* ! SC 1.07 TS 1.00* WF 0.96 WZ 1.06 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 GC 0.99 GG 1.00* ! HH 1.00* HN 1.00* KK 0.82 KP 1.11 ! LA 1.06 MA 1.00* MC 1.00* MK 0.98 ! NL 1.00* NY 1.00* OV 1.07 PT 1.03 ! SC 1.00* TS 1.12 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 0.94 FD 0.97 GC 1.00* GG 1.00* ! HH 1.00* HN 1.02 KK 1.00 KP 1.08 ! LA 0.99 MA 1.00* MC 1.00* MK 0.98 ! NL 1.02 NY 1.00* OV 0.94 PT 0.98 ! SC 1.02 TS 1.00* WF 1.00 WZ 1.00* ! ! A total of 270 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.07 FD 1.01 GC 1.00* GG 1.00* ! HH 0.91 HN 1.25 KK 1.00* KP 1.17 ! LA 1.03 MA 1.00 MC 0.97 MK 1.00* ! NL 1.00* NY 1.00* OV 1.00 PT 1.00* ! SC 1.08 TS 1.00* WF 0.99 WZ 1.03 ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 0.00* GC 0.00* GG 0.00* ! HH 0.00* HN 0.00* KK 0.00* KP 0.00* ! LA 0.00* MA 0.00* MC 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WF 0.00* WZ 0.00* ! ! ! Fit before self-cal, rms=0.257764Jy sigma=0.001805 ! Fit after self-cal, rms=0.213020Jy sigma=0.001363 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6829 mas, bmaj=1.36 mas, bpa=-3.522 degrees ! Estimated noise=843.934 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 = 0.0145995 Jy ! Component: 100 - total flux cleaned = 0.0141182 Jy ! Component: 150 - total flux cleaned = 0.0137195 Jy ! Component: 200 - total flux cleaned = 0.0133918 Jy ! Total flux subtracted in 200 components = 0.0133918 Jy ! Clean residual min=-0.013583 max=0.014788 Jy/beam ! Clean residual mean=-0.000111 rms=0.003698 Jy/beam ! Combined flux in latest and established models = 2.09106 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 48 components and 2.09106 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.209796Jy sigma=0.001338 ! Fit after self-cal, rms=0.209672Jy sigma=0.001333 ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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=0.209672Jy sigma=0.001333 ! Fit after self-cal, rms=0.208633Jy sigma=0.001328 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.683 mas, bmaj=1.349 mas, bpa=-3.356 degrees ! Estimated noise=842.331 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793264 Jy ! Component: 100 - total flux cleaned = 0.00652294 Jy ! Component: 150 - total flux cleaned = 0.00568925 Jy ! Component: 200 - total flux cleaned = 0.00501774 Jy ! Total flux subtracted in 200 components = 0.00501774 Jy ! Clean residual min=-0.012822 max=0.013865 Jy/beam ! Clean residual mean=0.000106 rms=0.003460 Jy/beam ! Combined flux in latest and established models = 2.09608 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 51 components and 2.09608 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.207116Jy sigma=0.001318 ! Fit after self-cal, rms=0.206740Jy sigma=0.001315 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 = 0.00161639 Jy ! Component: 100 - total flux cleaned = 0.00180606 Jy ! Component: 150 - total flux cleaned = 0.00165248 Jy ! Component: 200 - total flux cleaned = 0.00136787 Jy ! Total flux subtracted in 200 components = 0.00136787 Jy ! Clean residual min=-0.012121 max=0.012902 Jy/beam ! Clean residual mean=0.000075 rms=0.003303 Jy/beam ! Combined flux in latest and established models = 2.09744 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 53 components and 2.09744 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.206233Jy sigma=0.001312 ! Fit after self-cal, rms=0.205997Jy sigma=0.001311 ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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=0.205997Jy sigma=0.001311 ! Fit after self-cal, rms=0.205669Jy sigma=0.001308 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6835 mas, bmaj=1.343 mas, bpa=-3.306 degrees ! Estimated noise=841.076 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270548 Jy ! Component: 100 - total flux cleaned = 0.00248576 Jy ! Component: 150 - total flux cleaned = 0.0021239 Jy ! Component: 200 - total flux cleaned = 0.00182806 Jy ! Total flux subtracted in 200 components = 0.00182806 Jy ! Clean residual min=-0.011836 max=0.013337 Jy/beam ! Clean residual mean=0.000353 rms=0.003191 Jy/beam ! Combined flux in latest and established models = 2.09927 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 2.09927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.205105Jy sigma=0.001303 ! Fit after self-cal, rms=0.204893Jy sigma=0.001302 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 = 0.000884102 Jy ! Component: 100 - total flux cleaned = 0.000740044 Jy ! Component: 150 - total flux cleaned = 0.000600748 Jy ! Component: 200 - total flux cleaned = 0.000465887 Jy ! Total flux subtracted in 200 components = 0.000465887 Jy ! Clean residual min=-0.011310 max=0.012800 Jy/beam ! Clean residual mean=0.000342 rms=0.003097 Jy/beam ! Combined flux in latest and established models = 2.09974 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 55 components and 2.09974 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204603Jy sigma=0.001300 ! Fit after self-cal, rms=0.204494Jy sigma=0.001299 ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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=0.204494Jy sigma=0.001299 ! Fit after self-cal, rms=0.204396Jy sigma=0.001298 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=2.364 mas, bmaj=4.007 mas, bpa=2.378 degrees ! Estimated noise=1145.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358349 Jy ! Component: 100 - total flux cleaned = 0.00318763 Jy ! Component: 150 - total flux cleaned = 0.00275767 Jy ! Component: 200 - total flux cleaned = 0.00242963 Jy ! Total flux subtracted in 200 components = 0.00242963 Jy ! Clean residual min=-0.009932 max=0.022775 Jy/beam ! Clean residual mean=0.001192 rms=0.004731 Jy/beam ! Combined flux in latest and established models = 2.10217 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 2.10217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204432Jy sigma=0.001301 ! Fit after self-cal, rms=0.204326Jy sigma=0.001299 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 (5.6, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185877 Jy ! Component: 100 - total flux cleaned = 0.0196222 Jy ! Component: 150 - total flux cleaned = 0.0198714 Jy ! Component: 200 - total flux cleaned = 0.02045 Jy ! Total flux subtracted in 200 components = 0.02045 Jy ! Clean residual min=-0.009485 max=0.008678 Jy/beam ! Clean residual mean=0.000492 rms=0.002911 Jy/beam ! Combined flux in latest and established models = 2.12262 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 86 components and 2.12262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.203724Jy sigma=0.001290 ! Fit after self-cal, rms=0.203730Jy sigma=0.001289 ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6837 mas, bmaj=1.339 mas, bpa=-3.275 degrees ! Estimated noise=840.481 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6837 x 1.339 at -3.275 degrees (North through East) ! Clean map min=-0.011168 max=1.2804 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=0.203730Jy sigma=0.001289 ! Fit after self-cal, rms=0.186493Jy sigma=0.001147 ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6827 mas, bmaj=1.354 mas, bpa=-3.486 degrees ! Estimated noise=839.074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000194956 Jy ! Component: 100 - total flux cleaned = 0.00226614 Jy ! Component: 150 - total flux cleaned = 0.00388383 Jy ! Component: 200 - total flux cleaned = 0.00534345 Jy ! Total flux subtracted in 200 components = 0.00534345 Jy ! Clean residual min=-0.009253 max=0.007616 Jy/beam ! Clean residual mean=-0.000142 rms=0.002041 Jy/beam ! Combined flux in latest and established models = 2.12796 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 110 components and 2.12796 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185555Jy sigma=0.001138 ! Fit after self-cal, rms=0.185581Jy sigma=0.001137 ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00121524 Jy ! Component: 100 - total flux cleaned = 0.00164697 Jy ! Component: 150 - total flux cleaned = 0.00164182 Jy ! Component: 200 - total flux cleaned = 0.0018319 Jy ! Total flux subtracted in 200 components = 0.0018319 Jy ! Clean residual min=-0.008724 max=0.007397 Jy/beam ! Clean residual mean=-0.000172 rms=0.001942 Jy/beam ! Combined flux in latest and established models = 2.12979 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 127 components and 2.12979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185077Jy sigma=0.001133 ! Fit after self-cal, rms=0.185086Jy sigma=0.001133 ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185086Jy sigma=0.001133 ! Fit after self-cal, rms=0.185079Jy sigma=0.001132 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 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.5934 mas, bmaj=1.069 mas, bpa=2.244 degrees ! Estimated noise=1409.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.06099 Jy ! Component: 100 - total flux cleaned = 1.44246 Jy ! Component: 150 - total flux cleaned = 1.63792 Jy ! Component: 200 - total flux cleaned = 1.75009 Jy ! Total flux subtracted in 200 components = 1.75009 Jy ! Clean residual min=-0.024028 max=0.060258 Jy/beam ! Clean residual mean=0.002531 rms=0.009914 Jy/beam ! Combined flux in latest and established models = 1.75009 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 20 model components to the UV plane model. ! The established model now contains 20 components and 1.75009 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6833 mas, bmaj=1.352 mas, bpa=-3.491 degrees ! Estimated noise=839.968 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 = 0.130239 Jy ! Component: 100 - total flux cleaned = 0.207072 Jy ! Component: 150 - total flux cleaned = 0.257283 Jy ! Component: 200 - total flux cleaned = 0.291121 Jy ! Total flux subtracted in 200 components = 0.291121 Jy ! Clean residual min=-0.011001 max=0.025008 Jy/beam ! Clean residual mean=0.001874 rms=0.005676 Jy/beam ! Combined flux in latest and established models = 2.04121 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 62 components and 2.04121 Jy ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Added new window around map position (0.6, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255983 Jy ! Component: 100 - total flux cleaned = 0.0429727 Jy ! Component: 150 - total flux cleaned = 0.0562462 Jy ! Component: 200 - total flux cleaned = 0.0662743 Jy ! Total flux subtracted in 200 components = 0.0662743 Jy ! Clean residual min=-0.008438 max=0.010349 Jy/beam ! Clean residual mean=0.000421 rms=0.002609 Jy/beam ! Combined flux in latest and established models = 2.10748 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 94 components and 2.10749 Jy ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 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 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=2.364 mas, bmaj=4.006 mas, bpa=2.25 degrees ! Estimated noise=1143.76 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012433 Jy ! Component: 100 - total flux cleaned = 0.0164579 Jy ! Component: 150 - total flux cleaned = 0.0173324 Jy ! Component: 200 - total flux cleaned = 0.0179002 Jy ! Total flux subtracted in 200 components = 0.0179002 Jy ! Clean residual min=-0.006641 max=0.007312 Jy/beam ! Clean residual mean=0.000157 rms=0.002370 Jy/beam ! Combined flux in latest and established models = 2.12539 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 = 0.000349667 Jy ! Component: 100 - total flux cleaned = 0.000507489 Jy ! Component: 150 - total flux cleaned = 0.000815736 Jy ! Component: 200 - total flux cleaned = 0.00124732 Jy ! Total flux subtracted in 200 components = 0.00124732 Jy ! Clean residual min=-0.006506 max=0.007081 Jy/beam ! Clean residual mean=0.000108 rms=0.002169 Jy/beam ! Combined flux in latest and established models = 2.12663 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 129 components and 2.12663 Jy ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! Estimated beam: bmin=0.6833 mas, bmaj=1.352 mas, bpa=-3.491 degrees ! Estimated noise=839.968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00241235 Jy ! Component: 100 - total flux cleaned = -0.00217328 Jy ! Component: 150 - total flux cleaned = -0.0015298 Jy ! Component: 200 - total flux cleaned = -0.000934052 Jy ! Total flux subtracted in 200 components = -0.000934052 Jy ! Clean residual min=-0.007605 max=0.006706 Jy/beam ! Clean residual mean=0.000054 rms=0.001765 Jy/beam ! Combined flux in latest and established models = 2.1257 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 153 components and 2.1257 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.184526Jy sigma=0.001129 ! Fit after self-cal, rms=0.183560Jy sigma=0.001122 wmodel J2246-1206_X_2001_04_09_pus_map.mod ! Writing 153 model components to file: J2246-1206_X_2001_04_09_pus_map.mod wobs J2246-1206_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J2246-1206_X_2001_04_09_pus_uvs.fits wwins J2246-1206_X_2001_04_09_pus_map.win ! wwins: Wrote 5 windows to J2246-1206_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 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -5.74995e-05 Jy ! Component: 100 - total flux cleaned = -0.000350973 Jy ! Component: 150 - total flux cleaned = -0.000539638 Jy ! Component: 200 - total flux cleaned = -0.000715258 Jy ! Component: 250 - total flux cleaned = -0.000963595 Jy ! Component: 300 - total flux cleaned = -0.000883421 Jy ! Component: 350 - total flux cleaned = -0.000959953 Jy ! Component: 400 - total flux cleaned = -0.00110948 Jy ! Component: 450 - total flux cleaned = -0.00125451 Jy ! Component: 500 - total flux cleaned = -0.00132521 Jy ! Component: 550 - total flux cleaned = -0.0012575 Jy ! Component: 600 - total flux cleaned = -0.00125825 Jy ! Component: 650 - total flux cleaned = -0.00119214 Jy ! Component: 700 - total flux cleaned = -0.00106334 Jy ! Component: 750 - total flux cleaned = -0.00106408 Jy ! Component: 800 - total flux cleaned = -0.00100265 Jy ! Component: 850 - total flux cleaned = -0.00100216 Jy ! Component: 900 - total flux cleaned = -0.000882137 Jy ! Component: 950 - total flux cleaned = -0.00082303 Jy ! Component: 1000 - total flux cleaned = -0.00064993 Jy ! Total flux subtracted in 1024 components = -0.000650352 Jy ! Clean residual min=-0.002841 max=0.003120 Jy/beam ! Clean residual mean=0.000035 rms=0.001109 Jy/beam ! Combined flux in latest and established models = 2.12505 Jy keep ! Adding 65 model components to the UV plane model. ! The established model now contains 215 components and 2.12505 Jy ![Exited script file: muppet] wmap "J2246-1206_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6833 x 1.352 at -3.491 degrees (North through East) ! Clean map min=-0.004738 max=1.3011 Jy/beam ! Writing clean map to FITS file: J2246-1206_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 1.30108 invert ! Inverting map ! Your choice of large map pixels excluded 1.6% of the data. ! The x-axis pixel size should ideally be below 0.1865 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00111133 device "J2246-1206_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2246-1206_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.256247 0.256247 0.512495 1.02499 2.04998 4.09996 8.19992 16.3998 32.7997 65.5993 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0033 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.301 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6833 x 1.352 at -3.491 degrees (North through East) ! Clean map min=-0.004738 max=1.3011 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J2246-1206_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J2246-1206_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J2246-1206_X_2001_04_09_pus_uvs.log closed on Mon Oct 1 14:54:47 2007