! Started logfile: J0442-0017_X_2001_04_09_pus_uvs.log on Mon Oct 1 14:33:48 2007 obs J0442-0017_X_2001_04_09_pus_uva.fits ! Reading UV FITS file: J0442-0017_X_2001_04_09_pus_uva.fits ! AN table 1: 10 integrations on 190 of 190 possible baselines. ! AN table 2: 131 integrations on 190 of 190 possible baselines. ! AN table 3: 14 integrations on 190 of 190 possible baselines. ! Apparent sampling: 0.0998981 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0442-0017 ! ! 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 11768 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 J0442-0017_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 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! A total of 1907 telescope corrections were flagged in sub-array 2. ! A total of 235 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.716045Jy sigma=0.006325 ! Fit after self-cal, rms=0.468870Jy sigma=0.003989 ! 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 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.5683 mas, bmaj=1.719 mas, bpa=-2.783 degrees ! Estimated noise=1152.53 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 = 0.621285 Jy ! Component: 100 - total flux cleaned = 0.825166 Jy ! Total flux subtracted in 100 components = 0.825166 Jy ! Clean residual min=-0.054730 max=0.212973 Jy/beam ! Clean residual mean=0.000520 rms=0.021234 Jy/beam ! Combined flux in latest and established models = 0.825166 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.825166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.428174Jy sigma=0.003900 ! Fit after self-cal, rms=0.428184Jy sigma=0.003900 ! Inverting map ! Your choice of large map pixels excluded 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Added new window around map position (0.8, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188256 Jy ! Component: 100 - total flux cleaned = 0.282932 Jy ! Total flux subtracted in 100 components = 0.282932 Jy ! Clean residual min=-0.042232 max=0.187901 Jy/beam ! Clean residual mean=0.000109 rms=0.014379 Jy/beam ! Combined flux in latest and established models = 1.1081 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 1.1081 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.311200Jy sigma=0.002676 ! Fit after self-cal, rms=0.292080Jy sigma=0.002480 ! Inverting map ! Your choice of large map pixels excluded 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Added new window around map position (-1, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.131505 Jy ! Component: 100 - total flux cleaned = 0.201971 Jy ! Total flux subtracted in 100 components = 0.201971 Jy ! Clean residual min=-0.032856 max=0.036153 Jy/beam ! Clean residual mean=-0.000168 rms=0.006528 Jy/beam ! Combined flux in latest and established models = 1.31007 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 26 components and 1.31007 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.218894Jy sigma=0.001738 ! Fit after self-cal, rms=0.218200Jy sigma=0.001733 ! Inverting map ! Your choice of large map pixels excluded 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0451784 Jy ! Component: 100 - total flux cleaned = 0.0695231 Jy ! Total flux subtracted in 100 components = 0.0695231 Jy ! Clean residual min=-0.031436 max=0.020109 Jy/beam ! Clean residual mean=-0.000261 rms=0.005398 Jy/beam ! Combined flux in latest and established models = 1.37959 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 1.37959 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.204697Jy sigma=0.001601 ! Fit after self-cal, rms=0.204551Jy sigma=0.001600 ! Inverting map ! Your choice of large map pixels excluded 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 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 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7178 mas, bmaj=2.24 mas, bpa=-2.905 degrees ! Estimated noise=751.026 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 = 0.0193777 Jy ! Component: 100 - total flux cleaned = 0.0269169 Jy ! Component: 150 - total flux cleaned = 0.0330851 Jy ! Component: 200 - total flux cleaned = 0.0362182 Jy ! Total flux subtracted in 200 components = 0.0362182 Jy ! Clean residual min=-0.034630 max=0.018013 Jy/beam ! Clean residual mean=-0.001176 rms=0.006825 Jy/beam ! Combined flux in latest and established models = 1.41581 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 48 components and 1.41581 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.196382Jy sigma=0.001525 ! Fit after self-cal, rms=0.196133Jy sigma=0.001523 ! Inverting map ! Your choice of large map pixels excluded 6.02% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.01 GC 0.87 GG 1.00* ! HH 1.00* HN 0.99 KK 0.92 KP 0.92 ! LA 1.03 MA 1.03 MC 1.10 MK 0.93 ! NL 0.95 NY 1.00* OV 1.02 PT 1.02 ! SC 1.01 TS 1.00* WF 0.99 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 0.89 GG 1.00* ! HH 1.00* HN 1.00* KK 0.95 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 0.96 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.30 WF 1.00* WZ 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.02 GC 0.91 GG 1.00* ! HH 1.00* HN 0.98 KK 0.92 KP 0.92 ! LA 1.02 MA 1.02 MC 1.06 MK 0.98 ! NL 0.92 NY 1.00* OV 1.04 PT 1.02 ! SC 1.03 TS 1.00* WF 1.02 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 0.90 GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 1.04 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.18 WF 1.00* WZ 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.05 GC 1.05 GG 1.00* ! HH 1.00* HN 1.03 KK 0.97 KP 0.85 ! LA 1.05 MA 1.07 MC 1.13 MK 0.97 ! NL 0.93 NY 1.00* OV 1.01 PT 0.99 ! SC 1.05 TS 1.00* WF 1.06 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.09 GG 1.00* ! HH 1.00* HN 1.00* KK 1.01 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 1.01 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 1.07 WF 1.00* WZ 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! 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* ! ! A total of 42 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.05 GC 1.11 GG 1.00* ! HH 1.00* HN 1.04 KK 0.99 KP 1.06 ! LA 1.04 MA 1.06 MC 1.12 MK 0.98 ! NL 0.95 NY 1.00* OV 1.00 PT 1.04 ! SC 1.04 TS 1.00* WF 1.07 WZ 1.00* ! ! A total of 9 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.00* GC 1.19 GG 1.00* ! HH 1.00* HN 1.00* KK 0.99 KP 1.00* ! LA 1.00* MA 1.00* MC 1.00* MK 1.05 ! NL 1.00* NY 1.00* OV 1.00* PT 1.00* ! SC 1.00* TS 0.92 WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.196133Jy sigma=0.001523 ! Fit after self-cal, rms=0.181778Jy sigma=0.001381 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7298 mas, bmaj=2.274 mas, bpa=-3.13 degrees ! Estimated noise=753.345 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 = 0.0089274 Jy ! Component: 100 - total flux cleaned = 0.0101785 Jy ! Component: 150 - total flux cleaned = 0.010696 Jy ! Component: 200 - total flux cleaned = 0.011154 Jy ! Total flux subtracted in 200 components = 0.011154 Jy ! Clean residual min=-0.024341 max=0.012769 Jy/beam ! Clean residual mean=-0.000043 rms=0.004254 Jy/beam ! Combined flux in latest and established models = 1.42696 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 54 components and 1.42696 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180558Jy sigma=0.001374 ! Fit after self-cal, rms=0.180526Jy sigma=0.001374 ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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=0.180526Jy sigma=0.001374 ! Fit after self-cal, rms=0.173112Jy sigma=0.001311 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7318 mas, bmaj=2.283 mas, bpa=-3.265 degrees ! Estimated noise=750.49 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0049992 Jy ! Component: 100 - total flux cleaned = 0.00500279 Jy ! Component: 150 - total flux cleaned = 0.00525436 Jy ! Component: 200 - total flux cleaned = 0.00546573 Jy ! Total flux subtracted in 200 components = 0.00546573 Jy ! Clean residual min=-0.019895 max=0.008726 Jy/beam ! Clean residual mean=0.000126 rms=0.002767 Jy/beam ! Combined flux in latest and established models = 1.43243 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 59 components and 1.43243 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172167Jy sigma=0.001304 ! Fit after self-cal, rms=0.172114Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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 = 0.000534384 Jy ! Component: 100 - total flux cleaned = 0.000171178 Jy ! Component: 150 - total flux cleaned = -9.26838e-06 Jy ! Component: 200 - total flux cleaned = -0.000171585 Jy ! Total flux subtracted in 200 components = -0.000171585 Jy ! Clean residual min=-0.019510 max=0.008508 Jy/beam ! Clean residual mean=0.000129 rms=0.002702 Jy/beam ! Combined flux in latest and established models = 1.43226 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 61 components and 1.43226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171682Jy sigma=0.001301 ! Fit after self-cal, rms=0.171660Jy sigma=0.001301 ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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=0.171660Jy sigma=0.001301 ! Fit after self-cal, rms=0.171548Jy sigma=0.001300 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7322 mas, bmaj=2.286 mas, bpa=-3.281 degrees ! Estimated noise=749.836 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186597 Jy ! Component: 100 - total flux cleaned = 0.00150906 Jy ! Component: 150 - total flux cleaned = 0.00119767 Jy ! Component: 200 - total flux cleaned = 0.00104996 Jy ! Total flux subtracted in 200 components = 0.00104996 Jy ! Clean residual min=-0.018768 max=0.008605 Jy/beam ! Clean residual mean=0.000085 rms=0.002586 Jy/beam ! Combined flux in latest and established models = 1.43331 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 1.43331 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171156Jy sigma=0.001297 ! Fit after self-cal, rms=0.171129Jy sigma=0.001297 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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 = 0.000775906 Jy ! Component: 100 - total flux cleaned = 0.000477251 Jy ! Component: 150 - total flux cleaned = 0.000213462 Jy ! Component: 200 - total flux cleaned = 8.40594e-05 Jy ! Total flux subtracted in 200 components = 8.40594e-05 Jy ! Clean residual min=-0.018430 max=0.008395 Jy/beam ! Clean residual mean=0.000086 rms=0.002546 Jy/beam ! Combined flux in latest and established models = 1.43339 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 63 components and 1.43339 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.170852Jy sigma=0.001295 ! Fit after self-cal, rms=0.170835Jy sigma=0.001295 ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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=0.170835Jy sigma=0.001295 ! Fit after self-cal, rms=0.170975Jy sigma=0.001295 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=2.118 mas, bmaj=3.774 mas, bpa=-10.95 degrees ! Estimated noise=923.864 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0058124 Jy ! Component: 100 - total flux cleaned = -0.00631423 Jy ! Component: 150 - total flux cleaned = -0.00650862 Jy ! Component: 200 - total flux cleaned = -0.00658735 Jy ! Total flux subtracted in 200 components = -0.00658735 Jy ! Clean residual min=-0.006061 max=0.005805 Jy/beam ! Clean residual mean=0.000354 rms=0.001865 Jy/beam ! Combined flux in latest and established models = 1.4268 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 71 components and 1.4268 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171143Jy sigma=0.001295 ! Fit after self-cal, rms=0.171139Jy sigma=0.001295 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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 = -0.000121822 Jy ! Component: 100 - total flux cleaned = -0.000125309 Jy ! Component: 150 - total flux cleaned = -0.000127147 Jy ! Component: 200 - total flux cleaned = -7.3539e-05 Jy ! Total flux subtracted in 200 components = -7.3539e-05 Jy ! Clean residual min=-0.005948 max=0.005831 Jy/beam ! Clean residual mean=0.000357 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 1.42673 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 75 components and 1.42673 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.171250Jy sigma=0.001295 ! Fit after self-cal, rms=0.171248Jy sigma=0.001295 ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7326 mas, bmaj=2.286 mas, bpa=-3.283 degrees ! Estimated noise=749.907 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7326 x 2.286 at -3.283 degrees (North through East) ! Clean map min=-0.02015 max=0.79551 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=0.171248Jy sigma=0.001295 ! Fit after self-cal, rms=0.180586Jy sigma=0.001177 ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7331 mas, bmaj=2.287 mas, bpa=-3.309 degrees ! Estimated noise=750.358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00244257 Jy ! Component: 100 - total flux cleaned = 0.00210201 Jy ! Component: 150 - total flux cleaned = 0.00195309 Jy ! Component: 200 - total flux cleaned = 0.00196064 Jy ! Total flux subtracted in 200 components = 0.00196064 Jy ! Clean residual min=-0.017413 max=0.007933 Jy/beam ! Clean residual mean=0.000096 rms=0.002284 Jy/beam ! Combined flux in latest and established models = 1.42869 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 80 components and 1.42869 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180238Jy sigma=0.001175 ! Fit after self-cal, rms=0.180219Jy sigma=0.001175 ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000656396 Jy ! Component: 100 - total flux cleaned = 0.000529831 Jy ! Component: 150 - total flux cleaned = 0.000303615 Jy ! Component: 200 - total flux cleaned = 0.000303763 Jy ! Total flux subtracted in 200 components = 0.000303763 Jy ! Clean residual min=-0.017378 max=0.007388 Jy/beam ! Clean residual mean=0.000092 rms=0.002267 Jy/beam ! Combined flux in latest and established models = 1.429 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 82 components and 1.429 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179997Jy sigma=0.001173 ! Fit after self-cal, rms=0.179984Jy sigma=0.001173 ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179984Jy sigma=0.001173 ! Fit after self-cal, rms=0.179847Jy sigma=0.001173 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 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.5752 mas, bmaj=1.72 mas, bpa=-3.132 degrees ! Estimated noise=1176.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.649966 Jy ! Component: 100 - total flux cleaned = 0.915347 Jy ! Component: 150 - total flux cleaned = 1.07926 Jy ! Component: 200 - total flux cleaned = 1.1911 Jy ! Total flux subtracted in 200 components = 1.1911 Jy ! Clean residual min=-0.023459 max=0.061289 Jy/beam ! Clean residual mean=0.000242 rms=0.008866 Jy/beam ! Combined flux in latest and established models = 1.1911 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.1911 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7332 mas, bmaj=2.288 mas, bpa=-3.303 degrees ! Estimated noise=749.865 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 = 0.111415 Jy ! Component: 100 - total flux cleaned = 0.173164 Jy ! Component: 150 - total flux cleaned = 0.209239 Jy ! Component: 200 - total flux cleaned = 0.223254 Jy ! Total flux subtracted in 200 components = 0.223254 Jy ! Clean residual min=-0.022666 max=0.014386 Jy/beam ! Clean residual mean=0.000130 rms=0.003491 Jy/beam ! Combined flux in latest and established models = 1.41435 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 1.41435 Jy ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 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 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=2.119 mas, bmaj=3.773 mas, bpa=-10.99 degrees ! Estimated noise=923.279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00989374 Jy ! Component: 100 - total flux cleaned = 0.00998303 Jy ! Component: 150 - total flux cleaned = 0.0099598 Jy ! Component: 200 - total flux cleaned = 0.0097532 Jy ! Total flux subtracted in 200 components = 0.0097532 Jy ! Clean residual min=-0.005800 max=0.004108 Jy/beam ! Clean residual mean=0.000252 rms=0.001364 Jy/beam ! Combined flux in latest and established models = 1.4241 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 = 0.000159149 Jy ! Component: 100 - total flux cleaned = 0.000158665 Jy ! Component: 150 - total flux cleaned = 0.000164941 Jy ! Component: 200 - total flux cleaned = 0.000270766 Jy ! Total flux subtracted in 200 components = 0.000270766 Jy ! Clean residual min=-0.004406 max=0.003696 Jy/beam ! Clean residual mean=0.000259 rms=0.001235 Jy/beam ! Combined flux in latest and established models = 1.42437 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 56 components and 1.42437 Jy ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! Estimated beam: bmin=0.7332 mas, bmaj=2.288 mas, bpa=-3.303 degrees ! Estimated noise=749.865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0055304 Jy ! Component: 100 - total flux cleaned = 0.00591256 Jy ! Component: 150 - total flux cleaned = 0.00592682 Jy ! Component: 200 - total flux cleaned = 0.00540359 Jy ! Total flux subtracted in 200 components = 0.00540359 Jy ! Clean residual min=-0.018519 max=0.009616 Jy/beam ! Clean residual mean=0.000045 rms=0.002497 Jy/beam ! Combined flux in latest and established models = 1.42978 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 61 components and 1.42978 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.182077Jy sigma=0.001192 ! Fit after self-cal, rms=0.181893Jy sigma=0.001190 wmodel J0442-0017_X_2001_04_09_pus_map.mod ! Writing 61 model components to file: J0442-0017_X_2001_04_09_pus_map.mod wobs J0442-0017_X_2001_04_09_pus_uvs.fits ! Writing UV FITS file: J0442-0017_X_2001_04_09_pus_uvs.fits wwins J0442-0017_X_2001_04_09_pus_map.win ! wwins: Wrote 3 windows to J0442-0017_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 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00758755 Jy ! Component: 100 - total flux cleaned = -0.0114995 Jy ! Component: 150 - total flux cleaned = -0.0129229 Jy ! Component: 200 - total flux cleaned = -0.0138216 Jy ! Component: 250 - total flux cleaned = -0.0133488 Jy ! Component: 300 - total flux cleaned = -0.0127507 Jy ! Component: 350 - total flux cleaned = -0.0120506 Jy ! Component: 400 - total flux cleaned = -0.0113901 Jy ! Component: 450 - total flux cleaned = -0.0105107 Jy ! Component: 500 - total flux cleaned = -0.00967243 Jy ! Component: 550 - total flux cleaned = -0.00909841 Jy ! Component: 600 - total flux cleaned = -0.00887683 Jy ! Component: 650 - total flux cleaned = -0.0086612 Jy ! Component: 700 - total flux cleaned = -0.00845332 Jy ! Component: 750 - total flux cleaned = -0.00825198 Jy ! Component: 800 - total flux cleaned = -0.00805893 Jy ! Component: 850 - total flux cleaned = -0.00787049 Jy ! Component: 900 - total flux cleaned = -0.00759461 Jy ! Component: 950 - total flux cleaned = -0.00750294 Jy ! Component: 1000 - total flux cleaned = -0.00723896 Jy ! Total flux subtracted in 1024 components = -0.00715339 Jy ! Clean residual min=-0.004556 max=0.004288 Jy/beam ! Clean residual mean=0.000134 rms=0.001460 Jy/beam ! Combined flux in latest and established models = 1.42262 Jy keep ! Adding 27 model components to the UV plane model. ! The established model now contains 84 components and 1.42262 Jy ![Exited script file: muppet] wmap "J0442-0017_X_2001_04_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7332 x 2.288 at -3.303 degrees (North through East) ! Clean map min=-0.024326 max=0.79302 Jy/beam ! Writing clean map to FITS file: J0442-0017_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 0.793019 invert ! Inverting map ! Your choice of large map pixels excluded 6.13% of the data. ! The x-axis pixel size should ideally be below 0.1842 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00145996 device "J0442-0017_X_2001_04_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0442-0017_X_2001_04_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.552303 0.552303 1.10461 2.20921 4.41842 8.83685 17.6737 35.3474 70.6948 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0043 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.793 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7332 x 2.288 at -3.303 degrees (North through East) ! Clean map min=-0.024326 max=0.79302 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0442-0017_X_2001_04_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0442-0017_X_2001_04_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0442-0017_X_2001_04_09_pus_uvs.log closed on Mon Oct 1 14:33:53 2007