! Started logfile: J0340-2119_X_2009_04_21_pus_uvs.log on Sun Jan 23 18:07:57 2011 obs J0340-2119_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0340-2119_X_2009_04_21_pus_uva.fits ! AN table 1: 103 integrations on 120 of 120 possible baselines. ! AN table 2: 32 integrations on 120 of 120 possible baselines. ! AN table 3: 21 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.0674145 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0340-2119 ! ! 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 3301 lines of history. ! ! Reading 5048 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 J0340-2119_X_2009_04_21_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 1311 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1312 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1312 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1311 telescope corrections were flagged in sub-array 1. ! A total of 482 telescope corrections were flagged in sub-array 2. ! A total of 336 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.883699Jy sigma=0.006814 ! Fit after self-cal, rms=0.646381Jy sigma=0.004839 ! 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 2.02% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.6182 mas, bmaj=1.664 mas, bpa=-3.127 degrees ! Estimated noise=1905.14 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 = 0.308249 Jy ! Component: 100 - total flux cleaned = 0.429501 Jy ! Total flux subtracted in 100 components = 0.429501 Jy ! Clean residual min=-0.035031 max=0.119591 Jy/beam ! Clean residual mean=0.004713 rms=0.016803 Jy/beam ! Combined flux in latest and established models = 0.4295 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.4295 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289874Jy sigma=0.002252 ! Fit after self-cal, rms=0.289282Jy sigma=0.002250 ! Inverting map ! Your choice of large map pixels excluded 2.02% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Added new window around map position (-0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.110029 Jy ! Component: 100 - total flux cleaned = 0.178304 Jy ! Total flux subtracted in 100 components = 0.178304 Jy ! Clean residual min=-0.030657 max=0.070265 Jy/beam ! Clean residual mean=0.003082 rms=0.011401 Jy/beam ! Combined flux in latest and established models = 0.607804 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 31 components and 0.607804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227911Jy sigma=0.001709 ! Fit after self-cal, rms=0.225288Jy sigma=0.001689 ! Inverting map ! Your choice of large map pixels excluded 2.02% of the data. ! The x-axis pixel size should ideally be below 0.1953 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 2.02% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec ! Estimated beam: bmin=0.686 mas, bmaj=1.732 mas, bpa=-3.555 degrees ! Estimated noise=1390.19 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 = 0.0774236 Jy ! Component: 100 - total flux cleaned = 0.122803 Jy ! Component: 150 - total flux cleaned = 0.150956 Jy ! Component: 200 - total flux cleaned = 0.168758 Jy ! Total flux subtracted in 200 components = 0.168758 Jy ! Clean residual min=-0.030408 max=0.042991 Jy/beam ! Clean residual mean=-0.000418 rms=0.009115 Jy/beam ! Combined flux in latest and established models = 0.776562 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 44 components and 0.776562 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.199106Jy sigma=0.001443 ! Fit after self-cal, rms=0.197994Jy sigma=0.001434 ! Inverting map ! Your choice of large map pixels excluded 2.02% of the data. ! The x-axis pixel size should ideally be below 0.1953 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.83 HN 1.24 KB 0.85 ! KK 1.14 KP 0.89 LA 1.09 MK 0.94 ! NL 1.15 NY 1.00* OV 1.05 PT 0.98 ! SC 0.89 TS 0.91 WZ 1.00* ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.85 HN 1.23 KB 0.85 ! KK 1.08 KP 0.82 LA 1.04 MK 0.95 ! NL 1.13 NY 1.00* OV 1.05 PT 1.03 ! SC 0.88 TS 1.01 WZ 1.00* ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.86 HN 1.34 KB 0.86 ! KK 1.11 KP 0.76 LA 1.04 MK 0.94 ! NL 1.22 NY 1.00* OV 1.06 PT 1.06 ! SC 0.93 TS 1.11 WZ 1.00* ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.87 HN 1.28 KB 0.82 ! KK 1.15 KP 0.81 LA 0.99 MK 0.89 ! NL 1.24 NY 1.00* OV 1.10 PT 1.06 ! SC 0.93 TS 1.06 WZ 1.00* ZC 1.00* ! ! A total of 30 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KB 0.00* ! KK 0.00* KP 0.00* LA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* WZ 0.00* ZC 0.00* ! ! ! Fit before self-cal, rms=0.197994Jy sigma=0.001434 ! Fit after self-cal, rms=0.190963Jy sigma=0.001285 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7036 mas, bmaj=1.755 mas, bpa=-3.816 degrees ! Estimated noise=1400.02 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 (-2.4, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0272564 Jy ! Component: 100 - total flux cleaned = 0.027887 Jy ! Component: 150 - total flux cleaned = 0.0283368 Jy ! Component: 200 - total flux cleaned = 0.027645 Jy ! Total flux subtracted in 200 components = 0.027645 Jy ! Clean residual min=-0.012222 max=0.016868 Jy/beam ! Clean residual mean=-0.000524 rms=0.003942 Jy/beam ! Combined flux in latest and established models = 0.804207 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 62 components and 0.804207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185960Jy sigma=0.001234 ! Fit after self-cal, rms=0.185972Jy sigma=0.001229 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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=0.185972Jy sigma=0.001229 ! Fit after self-cal, rms=0.182363Jy sigma=0.001224 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7016 mas, bmaj=1.748 mas, bpa=-3.751 degrees ! Estimated noise=1378.75 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00771681 Jy ! Component: 100 - total flux cleaned = 0.00983264 Jy ! Component: 150 - total flux cleaned = 0.00959142 Jy ! Component: 200 - total flux cleaned = 0.00936108 Jy ! Total flux subtracted in 200 components = 0.00936108 Jy ! Clean residual min=-0.010624 max=0.014162 Jy/beam ! Clean residual mean=-0.000670 rms=0.003169 Jy/beam ! Combined flux in latest and established models = 0.813568 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 74 components and 0.813568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.181199Jy sigma=0.001211 ! Fit after self-cal, rms=0.181107Jy sigma=0.001210 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142142 Jy ! Component: 100 - total flux cleaned = 0.0204302 Jy ! Component: 150 - total flux cleaned = 0.0233397 Jy ! Component: 200 - total flux cleaned = 0.0239054 Jy ! Total flux subtracted in 200 components = 0.0239054 Jy ! Clean residual min=-0.009034 max=0.008302 Jy/beam ! Clean residual mean=-0.000857 rms=0.002394 Jy/beam ! Combined flux in latest and established models = 0.837473 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 97 components and 0.837473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180086Jy sigma=0.001198 ! Fit after self-cal, rms=0.179991Jy sigma=0.001197 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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=0.179991Jy sigma=0.001197 ! Fit after self-cal, rms=0.180546Jy sigma=0.001195 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7052 mas, bmaj=1.751 mas, bpa=-3.455 degrees ! Estimated noise=1380.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001902 Jy ! Component: 100 - total flux cleaned = 0.00381111 Jy ! Component: 150 - total flux cleaned = 0.00452345 Jy ! Component: 200 - total flux cleaned = 0.0048388 Jy ! Total flux subtracted in 200 components = 0.0048388 Jy ! Clean residual min=-0.007946 max=0.007615 Jy/beam ! Clean residual mean=-0.000507 rms=0.002073 Jy/beam ! Combined flux in latest and established models = 0.842312 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 111 components and 0.842312 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.180093Jy sigma=0.001191 ! Fit after self-cal, rms=0.180058Jy sigma=0.001191 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 = 0.00188749 Jy ! Component: 100 - total flux cleaned = 0.00218637 Jy ! Component: 150 - total flux cleaned = 0.00206178 Jy ! Component: 200 - total flux cleaned = 0.00218556 Jy ! Total flux subtracted in 200 components = 0.00218556 Jy ! Clean residual min=-0.007415 max=0.006489 Jy/beam ! Clean residual mean=-0.000541 rms=0.001928 Jy/beam ! Combined flux in latest and established models = 0.844498 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 117 components and 0.844498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179831Jy sigma=0.001189 ! Fit after self-cal, rms=0.179813Jy sigma=0.001189 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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=0.179813Jy sigma=0.001189 ! Fit after self-cal, rms=0.179867Jy sigma=0.001188 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=2.336 mas, bmaj=4.707 mas, bpa=2.948 degrees ! Estimated noise=1916.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000562401 Jy ! Component: 100 - total flux cleaned = 0.000935886 Jy ! Component: 150 - total flux cleaned = 0.00113323 Jy ! Component: 200 - total flux cleaned = 0.00113639 Jy ! Total flux subtracted in 200 components = 0.00113639 Jy ! Clean residual min=-0.007383 max=0.006587 Jy/beam ! Clean residual mean=-0.000975 rms=0.002212 Jy/beam ! Combined flux in latest and established models = 0.845634 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 129 components and 0.845634 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179804Jy sigma=0.001188 ! Fit after self-cal, rms=0.179723Jy sigma=0.001188 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 = 0.000442742 Jy ! Component: 100 - total flux cleaned = 0.000509992 Jy ! Component: 150 - total flux cleaned = 0.000516729 Jy ! Component: 200 - total flux cleaned = 0.000353819 Jy ! Total flux subtracted in 200 components = 0.000353819 Jy ! Clean residual min=-0.007410 max=0.006285 Jy/beam ! Clean residual mean=-0.000998 rms=0.002121 Jy/beam ! Combined flux in latest and established models = 0.845988 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 133 components and 0.845988 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179668Jy sigma=0.001187 ! Fit after self-cal, rms=0.179653Jy sigma=0.001187 ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7075 mas, bmaj=1.752 mas, bpa=-3.271 degrees ! Estimated noise=1380.9 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7075 x 1.752 at -3.271 degrees (North through East) ! Clean map min=-0.0062652 max=0.38239 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 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.6303 mas, bmaj=1.684 mas, bpa=-3.564 degrees ! Estimated noise=1899.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.310021 Jy ! Component: 100 - total flux cleaned = 0.453164 Jy ! Component: 150 - total flux cleaned = 0.544292 Jy ! Component: 200 - total flux cleaned = 0.607091 Jy ! Total flux subtracted in 200 components = 0.607091 Jy ! Clean residual min=-0.016424 max=0.037253 Jy/beam ! Clean residual mean=0.002112 rms=0.007549 Jy/beam ! Combined flux in latest and established models = 0.607091 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 31 model components to the UV plane model. ! The established model now contains 31 components and 0.607091 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7075 mas, bmaj=1.752 mas, bpa=-3.271 degrees ! Estimated noise=1380.9 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 = 0.0670608 Jy ! Component: 100 - total flux cleaned = 0.109862 Jy ! Component: 150 - total flux cleaned = 0.138592 Jy ! Component: 200 - total flux cleaned = 0.159518 Jy ! Total flux subtracted in 200 components = 0.159518 Jy ! Clean residual min=-0.009829 max=0.016549 Jy/beam ! Clean residual mean=0.000444 rms=0.003694 Jy/beam ! Combined flux in latest and established models = 0.766609 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 71 components and 0.766609 Jy ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Added new window around map position (0.8, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0172313 Jy ! Component: 100 - total flux cleaned = 0.0296763 Jy ! Component: 150 - total flux cleaned = 0.039395 Jy ! Component: 200 - total flux cleaned = 0.0472517 Jy ! Total flux subtracted in 200 components = 0.0472517 Jy ! Clean residual min=-0.007284 max=0.006268 Jy/beam ! Clean residual mean=-0.000058 rms=0.002116 Jy/beam ! Combined flux in latest and established models = 0.813861 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 109 components and 0.813861 Jy ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 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 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=2.336 mas, bmaj=4.707 mas, bpa=2.948 degrees ! Estimated noise=1916.15 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117387 Jy ! Component: 100 - total flux cleaned = 0.0185413 Jy ! Component: 150 - total flux cleaned = 0.0229133 Jy ! Component: 200 - total flux cleaned = 0.0258693 Jy ! Total flux subtracted in 200 components = 0.0258693 Jy ! Clean residual min=-0.007202 max=0.006378 Jy/beam ! Clean residual mean=-0.000839 rms=0.002185 Jy/beam ! Combined flux in latest and established models = 0.83973 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 = 0.000967637 Jy ! Component: 100 - total flux cleaned = 0.00133773 Jy ! Component: 150 - total flux cleaned = 0.00147005 Jy ! Component: 200 - total flux cleaned = 0.00159305 Jy ! Total flux subtracted in 200 components = 0.00159305 Jy ! Clean residual min=-0.007083 max=0.006144 Jy/beam ! Clean residual mean=-0.000872 rms=0.002115 Jy/beam ! Combined flux in latest and established models = 0.841323 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 148 components and 0.841323 Jy ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! Estimated beam: bmin=0.7075 mas, bmaj=1.752 mas, bpa=-3.271 degrees ! Estimated noise=1380.9 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00130021 Jy ! Component: 100 - total flux cleaned = -0.00103523 Jy ! Component: 150 - total flux cleaned = -0.000343789 Jy ! Component: 200 - total flux cleaned = 6.52634e-05 Jy ! Total flux subtracted in 200 components = 6.52634e-05 Jy ! Clean residual min=-0.006541 max=0.005045 Jy/beam ! Clean residual mean=-0.000323 rms=0.001609 Jy/beam ! Combined flux in latest and established models = 0.841388 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 167 components and 0.841388 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179223Jy sigma=0.001185 ! Fit after self-cal, rms=0.179118Jy sigma=0.001184 wmodel J0340-2119_X_2009_04_21_pus_map.mod ! Writing 167 model components to file: J0340-2119_X_2009_04_21_pus_map.mod wobs J0340-2119_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0340-2119_X_2009_04_21_pus_uvs.fits wwins J0340-2119_X_2009_04_21_pus_map.win ! wwins: Wrote 5 windows to J0340-2119_X_2009_04_21_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 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00210027 Jy ! Component: 100 - total flux cleaned = -0.00342473 Jy ! Component: 150 - total flux cleaned = -0.00412924 Jy ! Component: 200 - total flux cleaned = -0.00479484 Jy ! Component: 250 - total flux cleaned = -0.00535189 Jy ! Component: 300 - total flux cleaned = -0.00565771 Jy ! Component: 350 - total flux cleaned = -0.00573066 Jy ! Component: 400 - total flux cleaned = -0.00594357 Jy ! Component: 450 - total flux cleaned = -0.00601314 Jy ! Component: 500 - total flux cleaned = -0.00621242 Jy ! Component: 550 - total flux cleaned = -0.00659449 Jy ! Component: 600 - total flux cleaned = -0.00696525 Jy ! Component: 650 - total flux cleaned = -0.00738632 Jy ! Component: 700 - total flux cleaned = -0.00803025 Jy ! Component: 750 - total flux cleaned = -0.00865871 Jy ! Component: 800 - total flux cleaned = -0.00938394 Jy ! Component: 850 - total flux cleaned = -0.0100388 Jy ! Component: 900 - total flux cleaned = -0.0106276 Jy ! Component: 950 - total flux cleaned = -0.0112062 Jy ! Component: 1000 - total flux cleaned = -0.0120297 Jy ! Total flux subtracted in 1024 components = -0.0123338 Jy ! Clean residual min=-0.003101 max=0.002521 Jy/beam ! Clean residual mean=-0.000218 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.829055 Jy keep ! Adding 68 model components to the UV plane model. ! The established model now contains 235 components and 0.829055 Jy ![Exited script file: muppet] wmap "J0340-2119_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7075 x 1.752 at -3.271 degrees (North through East) ! Clean map min=-0.0049521 max=0.39062 Jy/beam ! Writing clean map to FITS file: J0340-2119_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.390622 invert ! Inverting map ! Your choice of large map pixels excluded 1.82% of the data. ! The x-axis pixel size should ideally be below 0.1954 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000996063 device "J0340-2119_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0340-2119_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.764981 0.764981 1.52996 3.05993 6.11985 12.2397 24.4794 48.9588 97.9176 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.39 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7075 x 1.752 at -3.271 degrees (North through East) ! Clean map min=-0.0049521 max=0.39062 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0340-2119_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0340-2119_X_2009_04_21_pus_map.gif/vgif' mapplot cln