! Started logfile: J0402-3147_S_2010_10_13_pus_uvs.log on Fri Feb 25 21:48:37 2011 obs J0402-3147_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0402-3147_S_2010_10_13_pus_uva.fits ! AN table 1: 142 integrations on 105 of 105 possible baselines. ! AN table 2: 84 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.0888327 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0402-3147 ! ! 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 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3105 lines of history. ! ! Reading 8432 visibilities. select I ! Polarization I is unavailable. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =",field_size ! field_size = 512 print "field_cell =",field_cell ! field_cell = 0.5 print "taper_size =",taper_size ! taper_size = 20 ![@muppet J0402-3147_S_2010_10_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 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 1548 telescope corrections were flagged in sub-array 1. ! A total of 1015 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 1548 telescope corrections were flagged in sub-array 1. ! A total of 1015 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 1548 telescope corrections were flagged in sub-array 1. ! A total of 1015 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 1548 telescope corrections were flagged in sub-array 1. ! A total of 1015 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.546282Jy sigma=0.004532 ! Fit after self-cal, rms=0.520014Jy sigma=0.004301 ! 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 ! Estimated beam: bmin=1.538 mas, bmaj=3.968 mas, bpa=29.63 degrees ! Estimated noise=1368.09 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 = 0.400415 Jy ! Component: 100 - total flux cleaned = 0.530753 Jy ! Total flux subtracted in 100 components = 0.530753 Jy ! Clean residual min=-0.029558 max=0.050435 Jy/beam ! Clean residual mean=0.000404 rms=0.008580 Jy/beam ! Combined flux in latest and established models = 0.530753 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.530753 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227236Jy sigma=0.001980 ! Fit after self-cal, rms=0.227269Jy sigma=0.001979 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0487071 Jy ! Component: 100 - total flux cleaned = 0.0685391 Jy ! Total flux subtracted in 100 components = 0.0685391 Jy ! Clean residual min=-0.032787 max=0.037009 Jy/beam ! Clean residual mean=0.000229 rms=0.007266 Jy/beam ! Combined flux in latest and established models = 0.599292 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 14 components and 0.599292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216055Jy sigma=0.001828 ! Fit after self-cal, rms=0.216043Jy sigma=0.001828 ! Inverting map 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 ! Estimated beam: bmin=2.275 mas, bmaj=5.002 mas, bpa=24.24 degrees ! Estimated noise=883.66 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 = 0.0302712 Jy ! Component: 100 - total flux cleaned = 0.0443516 Jy ! Component: 150 - total flux cleaned = 0.045785 Jy ! Component: 200 - total flux cleaned = 0.0461105 Jy ! Total flux subtracted in 200 components = 0.0461105 Jy ! Clean residual min=-0.026879 max=0.041346 Jy/beam ! Clean residual mean=0.001294 rms=0.007906 Jy/beam ! Combined flux in latest and established models = 0.645403 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 18 components and 0.645403 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212460Jy sigma=0.001786 ! Fit after self-cal, rms=0.212483Jy sigma=0.001786 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.02 HH 1.03 HN 1.33 ! KB 1.00* KK 1.00* KP 0.94 LA 1.00 ! MK 0.64 NL 1.34 NY 1.00* OV 0.93 ! PT 1.01 SC 1.01 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 HH 1.00* HN 1.00* ! KB 1.00* KK 1.05 KP 0.94 LA 0.97 ! MK 0.69 NL 1.00* NY 1.00* OV 0.91 ! PT 0.98 SC 1.00* TS 1.00* ! ! ! Correcting IF 2. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.13 HH 0.99 HN 1.42 ! KB 1.00* KK 1.00* KP 1.01 LA 0.92 ! MK 0.77 NL 1.49 NY 1.00* OV 1.00 ! PT 1.00 SC 1.10 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.13 HH 1.00* HN 1.00* ! KB 1.00* KK 0.91 KP 1.00 LA 0.91 ! MK 0.82 NL 1.00* NY 1.00* OV 0.96 ! PT 0.98 SC 1.00* TS 1.00* ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.13 HH 1.00 HN 1.32 ! KB 1.00* KK 1.00* KP 0.98 LA 0.91 ! MK 0.78 NL 1.48 NY 1.00* OV 0.99 ! PT 1.02 SC 0.99 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.13 HH 1.00* HN 1.00* ! KB 1.00* KK 0.93 KP 0.96 LA 0.90 ! MK 0.79 NL 1.00* NY 1.00* OV 0.94 ! PT 0.99 SC 1.00* TS 1.00* ! ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.55 FD 1.11 HH 0.98 HN 1.29 ! KB 1.00* KK 1.00* KP 0.91 LA 0.75 ! MK 0.74 NL 1.29 NY 1.00* OV 0.86 ! PT 0.90 SC 1.02 TS 1.00* ! ! A total of 105 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.14 HH 1.00* HN 1.00* ! KB 1.00* KK 0.94 KP 0.92 LA 0.73 ! MK 0.81 NL 1.00* NY 1.00* OV 0.83 ! PT 0.88 SC 1.00* TS 1.00* ! ! ! Fit before self-cal, rms=0.212483Jy sigma=0.001786 ! Fit after self-cal, rms=0.189628Jy sigma=0.001335 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.319 mas, bmaj=5.904 mas, bpa=25.65 degrees ! Estimated noise=940.672 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 = -0.00114159 Jy ! Component: 100 - total flux cleaned = -0.00129462 Jy ! Component: 150 - total flux cleaned = -0.0013035 Jy ! Component: 200 - total flux cleaned = -0.00118448 Jy ! Total flux subtracted in 200 components = -0.00118448 Jy ! Clean residual min=-0.008477 max=0.009640 Jy/beam ! Clean residual mean=-0.000063 rms=0.002236 Jy/beam ! Combined flux in latest and established models = 0.644218 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.644218 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.189328Jy sigma=0.001333 ! Fit after self-cal, rms=0.190123Jy sigma=0.001332 ! Inverting map 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=0.190123Jy sigma=0.001332 ! Fit after self-cal, rms=0.191091Jy sigma=0.001330 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.319 mas, bmaj=5.915 mas, bpa=25.73 degrees ! Estimated noise=942.254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000628159 Jy ! Component: 100 - total flux cleaned = -0.000640868 Jy ! Component: 150 - total flux cleaned = -0.000640847 Jy ! Component: 200 - total flux cleaned = -0.000635664 Jy ! Total flux subtracted in 200 components = -0.000635664 Jy ! Clean residual min=-0.008003 max=0.009061 Jy/beam ! Clean residual mean=-0.000060 rms=0.002198 Jy/beam ! Combined flux in latest and established models = 0.643583 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.643583 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190930Jy sigma=0.001329 ! Fit after self-cal, rms=0.190920Jy sigma=0.001329 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 0.000103807 Jy ! Component: 100 - total flux cleaned = 0.00010392 Jy ! Component: 150 - total flux cleaned = 0.000106556 Jy ! Component: 200 - total flux cleaned = 0.000109404 Jy ! Total flux subtracted in 200 components = 0.000109404 Jy ! Clean residual min=-0.008027 max=0.008910 Jy/beam ! Clean residual mean=-0.000062 rms=0.002188 Jy/beam ! Combined flux in latest and established models = 0.643692 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 0.643692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190823Jy sigma=0.001328 ! Fit after self-cal, rms=0.190797Jy sigma=0.001328 ! Inverting map 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=0.190797Jy sigma=0.001328 ! Fit after self-cal, rms=0.185478Jy sigma=0.001297 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=5.92 mas, bpa=25.85 degrees ! Estimated noise=941.92 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105439 Jy ! Component: 100 - total flux cleaned = -0.00105355 Jy ! Component: 150 - total flux cleaned = -0.00105646 Jy ! Component: 200 - total flux cleaned = -0.00099172 Jy ! Total flux subtracted in 200 components = -0.00099172 Jy ! Clean residual min=-0.004123 max=0.004287 Jy/beam ! Clean residual mean=-0.000028 rms=0.001131 Jy/beam ! Combined flux in latest and established models = 0.6427 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 27 components and 0.6427 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185397Jy sigma=0.001297 ! Fit after self-cal, rms=0.185396Jy sigma=0.001297 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 1.36541e-05 Jy ! Component: 100 - total flux cleaned = 1.91576e-05 Jy ! Component: 150 - total flux cleaned = 2.46076e-05 Jy ! Component: 200 - total flux cleaned = 2.98554e-05 Jy ! Total flux subtracted in 200 components = 2.98554e-05 Jy ! Clean residual min=-0.004148 max=0.004245 Jy/beam ! Clean residual mean=-0.000029 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.64273 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 27 components and 0.64273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185354Jy sigma=0.001296 ! Fit after self-cal, rms=0.185337Jy sigma=0.001296 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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=0.185337Jy sigma=0.001296 ! Fit after self-cal, rms=0.185987Jy sigma=0.001296 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.418 mas, bmaj=20.27 mas, bpa=-8.444 degrees ! Estimated noise=1117.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.97799e-06 Jy ! Component: 100 - total flux cleaned = -4.33024e-05 Jy ! Component: 150 - total flux cleaned = -8.5015e-05 Jy ! Component: 200 - total flux cleaned = -0.00012318 Jy ! Total flux subtracted in 200 components = -0.00012318 Jy ! Clean residual min=-0.004388 max=0.003473 Jy/beam ! Clean residual mean=-0.000105 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.642607 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 29 components and 0.642607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185977Jy sigma=0.001296 ! Fit after self-cal, rms=0.185984Jy sigma=0.001296 flux_cutoff = imstat(rms) * dynam ! Inverting map 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 = 6.14668e-05 Jy ! Component: 100 - total flux cleaned = 6.16802e-05 Jy ! Component: 150 - total flux cleaned = 2.9209e-05 Jy ! Component: 200 - total flux cleaned = 3.40504e-07 Jy ! Total flux subtracted in 200 components = 3.40504e-07 Jy ! Clean residual min=-0.004412 max=0.003416 Jy/beam ! Clean residual mean=-0.000105 rms=0.001315 Jy/beam ! Combined flux in latest and established models = 0.642607 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 31 components and 0.642607 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.185993Jy sigma=0.001296 ! Fit after self-cal, rms=0.185994Jy sigma=0.001296 ! Inverting map 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 ! Estimated beam: bmin=2.313 mas, bmaj=5.929 mas, bpa=25.88 degrees ! Estimated noise=942.236 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.313 x 5.929 at 25.88 degrees (North through East) ! Clean map min=-0.0040678 max=0.54144 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=0.185994Jy sigma=0.001296 ! Fit after self-cal, rms=0.188564Jy sigma=0.001149 ! Inverting map and beam ! Estimated beam: bmin=2.304 mas, bmaj=5.929 mas, bpa=26.01 degrees ! Estimated noise=941.704 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000643074 Jy ! Component: 100 - total flux cleaned = -0.000641378 Jy ! Component: 150 - total flux cleaned = -0.000642965 Jy ! Component: 200 - total flux cleaned = -0.000646659 Jy ! Total flux subtracted in 200 components = -0.000646659 Jy ! Clean residual min=-0.003861 max=0.003903 Jy/beam ! Clean residual mean=-0.000059 rms=0.001038 Jy/beam ! Combined flux in latest and established models = 0.641961 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 33 components and 0.641961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188522Jy sigma=0.001149 ! Fit after self-cal, rms=0.188508Jy sigma=0.001149 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.87695e-06 Jy ! Component: 100 - total flux cleaned = 1.4526e-06 Jy ! Component: 150 - total flux cleaned = 6.08692e-06 Jy ! Component: 200 - total flux cleaned = 3.46762e-06 Jy ! Total flux subtracted in 200 components = 3.46762e-06 Jy ! Clean residual min=-0.003835 max=0.003872 Jy/beam ! Clean residual mean=-0.000059 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.641964 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.641964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188479Jy sigma=0.001149 ! Fit after self-cal, rms=0.188467Jy sigma=0.001149 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.188467Jy sigma=0.001149 ! Fit after self-cal, rms=0.190706Jy sigma=0.001149 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 ! Estimated beam: bmin=1.515 mas, bmaj=4.896 mas, bpa=31.25 degrees ! Estimated noise=1494.18 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.405455 Jy ! Component: 100 - total flux cleaned = 0.536192 Jy ! Component: 150 - total flux cleaned = 0.585221 Jy ! Component: 200 - total flux cleaned = 0.608829 Jy ! Total flux subtracted in 200 components = 0.608829 Jy ! Clean residual min=-0.008199 max=0.012592 Jy/beam ! Clean residual mean=0.000066 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 0.608828 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.608828 Jy ! Inverting map and beam ! Estimated beam: bmin=2.307 mas, bmaj=5.935 mas, bpa=25.97 degrees ! Estimated noise=942.064 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 = 0.0175037 Jy ! Component: 100 - total flux cleaned = 0.0252758 Jy ! Component: 150 - total flux cleaned = 0.0288205 Jy ! Component: 200 - total flux cleaned = 0.030258 Jy ! Total flux subtracted in 200 components = 0.030258 Jy ! Clean residual min=-0.003794 max=0.003922 Jy/beam ! Clean residual mean=-0.000009 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.639086 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.639086 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.43 mas, bmaj=20.3 mas, bpa=-8.414 degrees ! Estimated noise=1117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129675 Jy ! Component: 100 - total flux cleaned = 0.00129713 Jy ! Component: 150 - total flux cleaned = 0.00129612 Jy ! Component: 200 - total flux cleaned = 0.00129503 Jy ! Total flux subtracted in 200 components = 0.00129503 Jy ! Clean residual min=-0.003973 max=0.003101 Jy/beam ! Clean residual mean=-0.000076 rms=0.001231 Jy/beam ! Combined flux in latest and established models = 0.640382 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 = -9.5592e-07 Jy ! Component: 100 - total flux cleaned = -1.71017e-06 Jy ! Component: 150 - total flux cleaned = -2.30856e-06 Jy ! Component: 200 - total flux cleaned = -2.83836e-06 Jy ! Total flux subtracted in 200 components = -2.83836e-06 Jy ! Clean residual min=-0.003975 max=0.002980 Jy/beam ! Clean residual mean=-0.000076 rms=0.001222 Jy/beam ! Combined flux in latest and established models = 0.640379 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.640379 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.307 mas, bmaj=5.935 mas, bpa=25.97 degrees ! Estimated noise=942.064 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000642779 Jy ! Component: 100 - total flux cleaned = -0.000647751 Jy ! Component: 150 - total flux cleaned = -0.000649222 Jy ! Component: 200 - total flux cleaned = -0.000650633 Jy ! Total flux subtracted in 200 components = -0.000650633 Jy ! Clean residual min=-0.003789 max=0.003860 Jy/beam ! Clean residual mean=-0.000025 rms=0.001056 Jy/beam ! Combined flux in latest and established models = 0.639728 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 38 components and 0.639728 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.190672Jy sigma=0.001148 ! Fit after self-cal, rms=0.190620Jy sigma=0.001148 wmodel J0402-3147_S_2010_10_13_pus_map.mod ! Writing 38 model components to file: J0402-3147_S_2010_10_13_pus_map.mod wobs J0402-3147_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0402-3147_S_2010_10_13_pus_uvs.fits wwins J0402-3147_S_2010_10_13_pus_map.win ! wwins: Wrote 1 windows to J0402-3147_S_2010_10_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292433 Jy ! Component: 100 - total flux cleaned = 0.000165197 Jy ! Component: 150 - total flux cleaned = 0.000342754 Jy ! Component: 200 - total flux cleaned = 0.000570465 Jy ! Component: 250 - total flux cleaned = 0.000570111 Jy ! Component: 300 - total flux cleaned = 0.000570102 Jy ! Component: 350 - total flux cleaned = 0.000568507 Jy ! Component: 400 - total flux cleaned = 0.000515839 Jy ! Component: 450 - total flux cleaned = 0.000466064 Jy ! Component: 500 - total flux cleaned = 0.000566305 Jy ! Component: 550 - total flux cleaned = 0.000469124 Jy ! Component: 600 - total flux cleaned = 0.000373841 Jy ! Component: 650 - total flux cleaned = 0.000374412 Jy ! Component: 700 - total flux cleaned = 0.000374364 Jy ! Component: 750 - total flux cleaned = 0.000328077 Jy ! Component: 800 - total flux cleaned = 0.000328294 Jy ! Component: 850 - total flux cleaned = 0.000373347 Jy ! Component: 900 - total flux cleaned = 0.000373208 Jy ! Component: 950 - total flux cleaned = 0.000373404 Jy ! Component: 1000 - total flux cleaned = 0.000373197 Jy ! Component: 1050 - total flux cleaned = 0.00033055 Jy ! Component: 1100 - total flux cleaned = 0.000415669 Jy ! Component: 1150 - total flux cleaned = 0.000373805 Jy ! Component: 1200 - total flux cleaned = 0.000373869 Jy ! Component: 1250 - total flux cleaned = 0.000373817 Jy ! Component: 1300 - total flux cleaned = 0.000414218 Jy ! Component: 1350 - total flux cleaned = 0.000414026 Jy ! Component: 1400 - total flux cleaned = 0.000334135 Jy ! Component: 1450 - total flux cleaned = 0.000334451 Jy ! Component: 1500 - total flux cleaned = 0.000373454 Jy ! Component: 1550 - total flux cleaned = 0.000219225 Jy ! Component: 1600 - total flux cleaned = 0.000296057 Jy ! Component: 1650 - total flux cleaned = 0.000295889 Jy ! Component: 1700 - total flux cleaned = 0.000221377 Jy ! Component: 1750 - total flux cleaned = 0.00029572 Jy ! Component: 1800 - total flux cleaned = 0.000222043 Jy ! Component: 1850 - total flux cleaned = 0.000185681 Jy ! Component: 1900 - total flux cleaned = 0.000185857 Jy ! Component: 1950 - total flux cleaned = 0.000185922 Jy ! Component: 2000 - total flux cleaned = 0.000114989 Jy ! Total flux subtracted in 2048 components = 0.000114709 Jy ! Clean residual min=-0.002399 max=0.001748 Jy/beam ! Clean residual mean=-0.000042 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.639843 Jy keep ! Adding 116 model components to the UV plane model. ! The established model now contains 154 components and 0.639843 Jy ![Exited script file: muppet] wmap "J0402-3147_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.307 x 5.935 at 25.97 degrees (North through East) ! Clean map min=-0.0029905 max=0.54756 Jy/beam ! Writing clean map to FITS file: J0402-3147_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.54756 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000667313 device "J0402-3147_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0402-3147_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.365611 0.365611 0.731222 1.46244 2.92489 5.84978 11.6996 23.3991 46.7982 93.5964 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.002 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.547 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.307 x 5.935 at 25.97 degrees (North through East) ! Clean map min=-0.0029905 max=0.54756 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0402-3147_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0402-3147_S_2010_10_13_pus_map.gif/vgif' mapplot cln