! Started logfile: J0438-1251_S_2010_06_23_pus_uvs.log on Sat Jan 29 22:36:42 2011 obs J0438-1251_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0438-1251_S_2010_06_23_pus_uva.fits ! AN table 1: 104 integrations on 105 of 105 possible baselines. ! AN table 2: 53 integrations on 105 of 105 possible baselines. ! AN table 3: 17 integrations on 105 of 105 possible baselines. ! AN table 4: 25 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.179038 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0438-1251 ! ! 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 3082 lines of history. ! ! Reading 14964 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 J0438-1251_S_2010_06_23_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 1031 telescope corrections were flagged in sub-array 1. ! A total of 392 telescope corrections were flagged in sub-array 2. ! A total of 255 telescope corrections were flagged in sub-array 3. ! A total of 265 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1031 telescope corrections were flagged in sub-array 1. ! A total of 392 telescope corrections were flagged in sub-array 2. ! A total of 255 telescope corrections were flagged in sub-array 3. ! A total of 265 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1031 telescope corrections were flagged in sub-array 1. ! A total of 392 telescope corrections were flagged in sub-array 2. ! A total of 255 telescope corrections were flagged in sub-array 3. ! A total of 265 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1031 telescope corrections were flagged in sub-array 1. ! A total of 392 telescope corrections were flagged in sub-array 2. ! A total of 255 telescope corrections were flagged in sub-array 3. ! A total of 265 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.691236Jy sigma=0.007465 ! Fit after self-cal, rms=0.605134Jy sigma=0.006535 ! 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=2.382 mas, bmaj=7.744 mas, bpa=-1.443 degrees ! Estimated noise=967.117 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 = 0.314734 Jy ! Component: 100 - total flux cleaned = 0.383391 Jy ! Total flux subtracted in 100 components = 0.383391 Jy ! Clean residual min=-0.013188 max=0.019616 Jy/beam ! Clean residual mean=0.000219 rms=0.003550 Jy/beam ! Combined flux in latest and established models = 0.383391 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.383391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160761Jy sigma=0.001590 ! Fit after self-cal, rms=0.160761Jy sigma=0.001590 ! 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=3.389 mas, bmaj=9.665 mas, bpa=-6.724 degrees ! Estimated noise=551.562 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 = 0.0284106 Jy ! Component: 100 - total flux cleaned = 0.0433841 Jy ! Component: 150 - total flux cleaned = 0.0522048 Jy ! Component: 200 - total flux cleaned = 0.0574093 Jy ! Total flux subtracted in 200 components = 0.0574093 Jy ! Clean residual min=-0.009677 max=0.013181 Jy/beam ! Clean residual mean=0.000638 rms=0.003296 Jy/beam ! Combined flux in latest and established models = 0.4408 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 24 components and 0.4408 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.155195Jy sigma=0.001540 ! Fit after self-cal, rms=0.155174Jy sigma=0.001540 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.15 HN 1.14 KK 1.04 ! KP 0.97 LA 1.03 MA 1.00* MK 0.78 ! NL 0.93 NY 1.00* OV 0.95 PT 1.01 ! SC 0.99 TS 1.01 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.15 HN 1.17 KK 1.21 ! KP 0.96 LA 1.02 MA 1.00* MK 0.69 ! NL 0.90 NY 1.00* OV 0.94 PT 1.04 ! SC 0.97 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.18 HN 1.14 KK 1.00* ! KP 0.96 LA 1.03 MA 1.00* MK 1.00* ! NL 0.92 NY 1.00* OV 0.97 PT 1.05 ! SC 1.02 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.25 HN 1.20 KK 0.97 ! KP 1.02 LA 0.95 MA 1.00* MK 0.85 ! NL 1.01 NY 1.00* OV 1.03 PT 1.03 ! SC 1.16 TS 1.01 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 FD 1.22 HN 1.24 KK 1.13 ! KP 1.01 LA 0.93 MA 1.00* MK 0.94 ! NL 0.99 NY 1.00* OV 1.00 PT 1.03 ! SC 1.11 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.25 HN 1.19 KK 1.00* ! KP 1.05 LA 0.98 MA 1.00* MK 1.00* ! NL 1.05 NY 1.00* OV 1.02 PT 1.10 ! SC 1.06 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.23 HN 1.15 KK 0.90 ! KP 0.98 LA 0.92 MA 1.00* MK 0.83 ! NL 1.04 NY 1.00* OV 0.98 PT 0.99 ! SC 0.96 TS 1.05 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.24 HN 1.15 KK 1.07 ! KP 0.98 LA 0.91 MA 1.00* MK 0.91 ! NL 1.03 NY 1.00* OV 0.99 PT 0.95 ! SC 0.98 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.25 HN 1.18 KK 1.00* ! KP 1.04 LA 0.94 MA 1.00* MK 1.00* ! NL 1.05 NY 1.00* OV 0.99 PT 0.99 ! SC 0.97 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.22 HN 1.04 KK 0.91 ! KP 0.91 LA 0.76 MA 1.00* MK 0.83 ! NL 0.87 NY 1.00* OV 0.84 PT 0.91 ! SC 1.01 TS 1.04 ZC 1.00* ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.19 HN 1.12 KK 1.04 ! KP 0.89 LA 0.77 MA 1.00* MK 0.93 ! NL 0.85 NY 1.00* OV 0.86 PT 0.88 ! SC 1.08 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 1.00* FD 1.26 HN 1.06 KK 1.00* ! KP 0.95 LA 0.78 MA 1.00* MK 1.00* ! NL 0.87 NY 1.00* OV 0.88 PT 0.91 ! SC 0.97 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.155174Jy sigma=0.001540 ! Fit after self-cal, rms=0.135153Jy sigma=0.001331 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.481 mas, bmaj=10.08 mas, bpa=-8.661 degrees ! Estimated noise=558.844 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-6.5, -9.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448379 Jy ! Component: 100 - total flux cleaned = 0.00363976 Jy ! Component: 150 - total flux cleaned = 0.00283892 Jy ! Component: 200 - total flux cleaned = 0.00250465 Jy ! Total flux subtracted in 200 components = 0.00250465 Jy ! Clean residual min=-0.004024 max=0.003663 Jy/beam ! Clean residual mean=0.000105 rms=0.000969 Jy/beam ! Combined flux in latest and established models = 0.443305 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 38 components and 0.443305 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134735Jy sigma=0.001326 ! Fit after self-cal, rms=0.134721Jy sigma=0.001325 ! 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=0.134721Jy sigma=0.001325 ! Fit after self-cal, rms=0.134449Jy sigma=0.001320 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.488 mas, bmaj=10.06 mas, bpa=-8.702 degrees ! Estimated noise=559.022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162513 Jy ! Component: 100 - total flux cleaned = 0.00199419 Jy ! Component: 150 - total flux cleaned = 0.00204844 Jy ! Component: 200 - total flux cleaned = 0.00209286 Jy ! Total flux subtracted in 200 components = 0.00209286 Jy ! Clean residual min=-0.002896 max=0.003360 Jy/beam ! Clean residual mean=0.000081 rms=0.000810 Jy/beam ! Combined flux in latest and established models = 0.445398 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.445398 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134341Jy sigma=0.001319 ! Fit after self-cal, rms=0.134329Jy sigma=0.001319 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 = 9.95811e-05 Jy ! Component: 100 - total flux cleaned = 0.000331956 Jy ! Component: 150 - total flux cleaned = 0.000565983 Jy ! Component: 200 - total flux cleaned = 0.000634742 Jy ! Total flux subtracted in 200 components = 0.000634742 Jy ! Clean residual min=-0.002780 max=0.003272 Jy/beam ! Clean residual mean=0.000076 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.446032 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 65 components and 0.446032 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.134297Jy sigma=0.001319 ! Fit after self-cal, rms=0.134288Jy sigma=0.001318 ! 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=0.134288Jy sigma=0.001318 ! Fit after self-cal, rms=0.134004Jy sigma=0.001316 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.491 mas, bmaj=10.04 mas, bpa=-8.738 degrees ! Estimated noise=559.274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104529 Jy ! Component: 100 - total flux cleaned = 0.00149603 Jy ! Component: 150 - total flux cleaned = 0.00169961 Jy ! Component: 200 - total flux cleaned = 0.00177074 Jy ! Total flux subtracted in 200 components = 0.00177074 Jy ! Clean residual min=-0.002861 max=0.003074 Jy/beam ! Clean residual mean=0.000060 rms=0.000731 Jy/beam ! Combined flux in latest and established models = 0.447803 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 84 components and 0.447803 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133968Jy sigma=0.001315 ! Fit after self-cal, rms=0.133965Jy sigma=0.001315 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 = 0.000138858 Jy ! Component: 100 - total flux cleaned = 0.000395211 Jy ! Component: 150 - total flux cleaned = 0.000459704 Jy ! Component: 200 - total flux cleaned = 0.000519347 Jy ! Total flux subtracted in 200 components = 0.000519347 Jy ! Clean residual min=-0.002790 max=0.002988 Jy/beam ! Clean residual mean=0.000056 rms=0.000722 Jy/beam ! Combined flux in latest and established models = 0.448323 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 93 components and 0.448323 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133947Jy sigma=0.001315 ! Fit after self-cal, rms=0.133942Jy sigma=0.001315 ! 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=0.133942Jy sigma=0.001315 ! Fit after self-cal, rms=0.133958Jy sigma=0.001315 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.426 mas, bmaj=15.25 mas, bpa=-10.9 degrees ! Estimated noise=650.686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011004 Jy ! Component: 100 - total flux cleaned = 0.00129964 Jy ! Component: 150 - total flux cleaned = 0.00136137 Jy ! Component: 200 - total flux cleaned = 0.00138707 Jy ! Total flux subtracted in 200 components = 0.00138707 Jy ! Clean residual min=-0.002248 max=0.002608 Jy/beam ! Clean residual mean=0.000092 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.44971 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 116 components and 0.44971 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133954Jy sigma=0.001315 ! Fit after self-cal, rms=0.133948Jy sigma=0.001315 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 = 9.5893e-05 Jy ! Component: 100 - total flux cleaned = 0.000240436 Jy ! Component: 150 - total flux cleaned = 0.000263465 Jy ! Component: 200 - total flux cleaned = 0.000283354 Jy ! Total flux subtracted in 200 components = 0.000283354 Jy ! Clean residual min=-0.002254 max=0.002533 Jy/beam ! Clean residual mean=0.000088 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.449993 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 132 components and 0.449993 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133947Jy sigma=0.001315 ! Fit after self-cal, rms=0.133943Jy sigma=0.001315 ! 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=3.492 mas, bmaj=10.04 mas, bpa=-8.769 degrees ! Estimated noise=559.646 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.492 x 10.04 at -8.769 degrees (North through East) ! Clean map min=-0.0026935 max=0.40296 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 ! Estimated beam: bmin=2.471 mas, bmaj=8.009 mas, bpa=-3.989 degrees ! Estimated noise=1004.24 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.312481 Jy ! Component: 100 - total flux cleaned = 0.38069 Jy ! Component: 150 - total flux cleaned = 0.401803 Jy ! Component: 200 - total flux cleaned = 0.414428 Jy ! Total flux subtracted in 200 components = 0.414428 Jy ! Clean residual min=-0.005880 max=0.006856 Jy/beam ! Clean residual mean=0.000048 rms=0.001476 Jy/beam ! Combined flux in latest and established models = 0.414428 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.414428 Jy ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=10.04 mas, bpa=-8.769 degrees ! Estimated noise=559.646 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 = 0.0141818 Jy ! Component: 100 - total flux cleaned = 0.0217648 Jy ! Component: 150 - total flux cleaned = 0.0262964 Jy ! Component: 200 - total flux cleaned = 0.0291718 Jy ! Total flux subtracted in 200 components = 0.0291718 Jy ! Clean residual min=-0.002781 max=0.002750 Jy/beam ! Clean residual mean=0.000094 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.4436 Jy ! Adding 71 model components to the UV plane model. ! The established model now contains 85 components and 0.4436 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=8.426 mas, bmaj=15.25 mas, bpa=-10.9 degrees ! Estimated noise=650.686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027695 Jy ! Component: 100 - total flux cleaned = 0.00428891 Jy ! Component: 150 - total flux cleaned = 0.00515716 Jy ! Component: 200 - total flux cleaned = 0.00559677 Jy ! Total flux subtracted in 200 components = 0.00559677 Jy ! Clean residual min=-0.002164 max=0.002480 Jy/beam ! Clean residual mean=0.000101 rms=0.000757 Jy/beam ! Combined flux in latest and established models = 0.449197 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 = 9.11323e-05 Jy ! Component: 100 - total flux cleaned = 0.000132412 Jy ! Component: 150 - total flux cleaned = 0.000170199 Jy ! Component: 200 - total flux cleaned = 0.000204583 Jy ! Total flux subtracted in 200 components = 0.000204583 Jy ! Clean residual min=-0.002174 max=0.002504 Jy/beam ! Clean residual mean=0.000099 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.449402 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 126 components and 0.449402 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.492 mas, bmaj=10.04 mas, bpa=-8.769 degrees ! Estimated noise=559.646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00041404 Jy ! Component: 100 - total flux cleaned = -0.000448931 Jy ! Component: 150 - total flux cleaned = -0.000419406 Jy ! Component: 200 - total flux cleaned = -0.000363299 Jy ! Total flux subtracted in 200 components = -0.000363299 Jy ! Clean residual min=-0.002749 max=0.002672 Jy/beam ! Clean residual mean=0.000057 rms=0.000677 Jy/beam ! Combined flux in latest and established models = 0.449038 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 140 components and 0.449038 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.133929Jy sigma=0.001314 ! Fit after self-cal, rms=0.133918Jy sigma=0.001314 wmodel J0438-1251_S_2010_06_23_pus_map.mod ! Writing 140 model components to file: J0438-1251_S_2010_06_23_pus_map.mod wobs J0438-1251_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0438-1251_S_2010_06_23_pus_uvs.fits wwins J0438-1251_S_2010_06_23_pus_map.win ! wwins: Wrote 2 windows to J0438-1251_S_2010_06_23_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 = -5.45875e-05 Jy ! Component: 100 - total flux cleaned = 7.3779e-05 Jy ! Component: 150 - total flux cleaned = 0.000394223 Jy ! Component: 200 - total flux cleaned = 0.000778652 Jy ! Component: 250 - total flux cleaned = 0.00103845 Jy ! Component: 300 - total flux cleaned = 0.001363 Jy ! Component: 350 - total flux cleaned = 0.0016432 Jy ! Component: 400 - total flux cleaned = 0.00177957 Jy ! Component: 450 - total flux cleaned = 0.00197966 Jy ! Component: 500 - total flux cleaned = 0.00220809 Jy ! Component: 550 - total flux cleaned = 0.00236847 Jy ! Component: 600 - total flux cleaned = 0.0025259 Jy ! Component: 650 - total flux cleaned = 0.00264954 Jy ! Component: 700 - total flux cleaned = 0.00280133 Jy ! Component: 750 - total flux cleaned = 0.00289084 Jy ! Component: 800 - total flux cleaned = 0.00300858 Jy ! Component: 850 - total flux cleaned = 0.0030953 Jy ! Component: 900 - total flux cleaned = 0.00312396 Jy ! Component: 950 - total flux cleaned = 0.00326557 Jy ! Component: 1000 - total flux cleaned = 0.00337757 Jy ! Component: 1050 - total flux cleaned = 0.00346018 Jy ! Component: 1100 - total flux cleaned = 0.0035422 Jy ! Component: 1150 - total flux cleaned = 0.00359629 Jy ! Component: 1200 - total flux cleaned = 0.00364978 Jy ! Component: 1250 - total flux cleaned = 0.00370289 Jy ! Component: 1300 - total flux cleaned = 0.00378131 Jy ! Component: 1350 - total flux cleaned = 0.00380737 Jy ! Component: 1400 - total flux cleaned = 0.00391016 Jy ! Component: 1450 - total flux cleaned = 0.00396083 Jy ! Component: 1500 - total flux cleaned = 0.00403589 Jy ! Component: 1550 - total flux cleaned = 0.00406041 Jy ! Component: 1600 - total flux cleaned = 0.00403567 Jy ! Component: 1650 - total flux cleaned = 0.00408452 Jy ! Component: 1700 - total flux cleaned = 0.00406019 Jy ! Component: 1750 - total flux cleaned = 0.00410832 Jy ! Component: 1800 - total flux cleaned = 0.00413198 Jy ! Component: 1850 - total flux cleaned = 0.00415538 Jy ! Component: 1900 - total flux cleaned = 0.00413204 Jy ! Component: 1950 - total flux cleaned = 0.00410883 Jy ! Component: 2000 - total flux cleaned = 0.00417827 Jy ! Total flux subtracted in 2048 components = 0.00415534 Jy ! Clean residual min=-0.001667 max=0.001499 Jy/beam ! Clean residual mean=0.000036 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.453194 Jy keep ! Adding 133 model components to the UV plane model. ! The established model now contains 273 components and 0.453194 Jy ![Exited script file: muppet] wmap "J0438-1251_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.492 x 10.04 at -8.769 degrees (North through East) ! Clean map min=-0.0025602 max=0.40379 Jy/beam ! Writing clean map to FITS file: J0438-1251_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.403794 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000472437 device "J0438-1251_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0438-1251_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.350999 0.350999 0.701998 1.404 2.80799 5.61598 11.232 22.4639 44.9279 89.8557 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.403 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.492 x 10.04 at -8.769 degrees (North through East) ! Clean map min=-0.0025602 max=0.40379 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0438-1251_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0438-1251_S_2010_06_23_pus_map.gif/vgif' mapplot cln