! Started logfile: J1127-1857_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:52:20 2013 obs J1127-1857_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1127-1857_S_2001_03_12_pus_uva.fits ! AN table 1: 39 integrations on 136 of 136 possible baselines. ! AN table 2: 116 integrations on 136 of 136 possible baselines. ! AN table 3: 12 integrations on 136 of 136 possible baselines. ! AN table 4: 59 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.0498438 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1127-1857 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1899 lines of history. ! ! Reading 6128 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 J1127-1857_S_2001_03_12_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 645 telescope corrections were flagged in sub-array 1. ! A total of 1626 telescope corrections were flagged in sub-array 2. ! A total of 171 telescope corrections were flagged in sub-array 3. ! A total of 973 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 633 telescope corrections were flagged in sub-array 1. ! A total of 1652 telescope corrections were flagged in sub-array 2. ! A total of 204 telescope corrections were flagged in sub-array 3. ! A total of 1003 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 633 telescope corrections were flagged in sub-array 1. ! A total of 1589 telescope corrections were flagged in sub-array 2. ! A total of 171 telescope corrections were flagged in sub-array 3. ! A total of 973 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 663 telescope corrections were flagged in sub-array 1. ! A total of 1765 telescope corrections were flagged in sub-array 2. ! A total of 204 telescope corrections were flagged in sub-array 3. ! A total of 1003 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.765473Jy sigma=0.004667 ! Fit after self-cal, rms=0.371295Jy sigma=0.001943 ! 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=2.019 mas, bmaj=5.264 mas, bpa=-1.269 degrees ! Estimated noise=2216.38 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 = 0.723032 Jy ! Component: 100 - total flux cleaned = 0.889377 Jy ! Total flux subtracted in 100 components = 0.889377 Jy ! Clean residual min=-0.041610 max=0.068971 Jy/beam ! Clean residual mean=0.000167 rms=0.012011 Jy/beam ! Combined flux in latest and established models = 0.889377 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.889377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.378445Jy sigma=0.002082 ! Fit after self-cal, rms=0.377880Jy sigma=0.002082 ! 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=2.508 mas, bmaj=6.456 mas, bpa=-0.3647 degrees ! Estimated noise=1543.8 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 = 0.0852318 Jy ! Component: 100 - total flux cleaned = 0.114681 Jy ! Component: 150 - total flux cleaned = 0.128646 Jy ! Component: 200 - total flux cleaned = 0.136407 Jy ! Total flux subtracted in 200 components = 0.136407 Jy ! Clean residual min=-0.026801 max=0.032722 Jy/beam ! Clean residual mean=0.000349 rms=0.007426 Jy/beam ! Combined flux in latest and established models = 1.02578 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 21 components and 1.02578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.364134Jy sigma=0.001879 ! Fit after self-cal, rms=0.363339Jy sigma=0.001879 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 126 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.10 HH 1.00* HN 0.96 ! KK 1.05 KP 1.00* LA 0.97 MA 2.67 ! MC 1.10 MK 0.92 NL 0.93 ON 1.00* ! OV 1.04 PT 0.97 SC 1.03 TS 1.00* ! WZ 0.76 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 87 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.04 HH 1.19 HN 1.05 ! KK 1.00* KP 1.00 LA 1.00 MA 2.09 ! MC 1.00* MK 0.97 NL 1.01 ON 1.00* ! OV 0.95 PT 1.04 SC 0.84 TS 1.00* ! WZ 0.72 ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 138 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 HH 1.00* HN 1.26 ! KK 1.03 KP 1.07 LA 0.97 MA 1.99 ! MC 6.85 MK 1.00 NL 0.96 ON 1.08 ! OV 0.90 PT 0.94 SC 1.11 TS 1.00* ! WZ 0.76 ! ! A total of 33 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 30 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 0.88 HH 1.00* HN 1.20 ! KK 1.00* KP 1.05 LA 0.87 MA 1.00* ! MC 4.64 MK 0.98 NL 1.06 ON 1.00* ! OV 0.95 PT 1.04 SC 1.14 TS 1.00* ! WZ 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! Telescope amplitude corrections in sub-array 4: ! BR 0.00* FD 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* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! ! Fit before self-cal, rms=0.363339Jy sigma=0.001879 ! Fit after self-cal, rms=0.266713Jy sigma=0.001569 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.644 mas, bmaj=6.931 mas, bpa=-0.9947 degrees ! Estimated noise=1544.27 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 = -0.00239076 Jy ! Component: 100 - total flux cleaned = -0.00225056 Jy ! Component: 150 - total flux cleaned = -0.00225935 Jy ! Component: 200 - total flux cleaned = -0.00237722 Jy ! Total flux subtracted in 200 components = -0.00237722 Jy ! Clean residual min=-0.011772 max=0.009729 Jy/beam ! Clean residual mean=0.000143 rms=0.002810 Jy/beam ! Combined flux in latest and established models = 1.02341 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 27 components and 1.02341 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.266523Jy sigma=0.001568 ! Fit after self-cal, rms=0.268386Jy sigma=0.001567 ! 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=0.268386Jy sigma=0.001567 ! Fit after self-cal, rms=0.234102Jy sigma=0.001553 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.646 mas, bmaj=6.932 mas, bpa=-1.043 degrees ! Estimated noise=1544.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000474962 Jy ! Component: 100 - total flux cleaned = -0.000470523 Jy ! Component: 150 - total flux cleaned = -0.000467989 Jy ! Component: 200 - total flux cleaned = -0.000467549 Jy ! Total flux subtracted in 200 components = -0.000467549 Jy ! Clean residual min=-0.009297 max=0.008831 Jy/beam ! Clean residual mean=0.000080 rms=0.002319 Jy/beam ! Combined flux in latest and established models = 1.02294 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 1.02294 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233942Jy sigma=0.001552 ! Fit after self-cal, rms=0.233470Jy sigma=0.001552 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 = -0.000432032 Jy ! Component: 100 - total flux cleaned = -0.000345537 Jy ! Component: 150 - total flux cleaned = -0.000346781 Jy ! Component: 200 - total flux cleaned = -0.000416631 Jy ! Total flux subtracted in 200 components = -0.000416631 Jy ! Clean residual min=-0.009047 max=0.008719 Jy/beam ! Clean residual mean=0.000082 rms=0.002307 Jy/beam ! Combined flux in latest and established models = 1.02252 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 1.02252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233383Jy sigma=0.001551 ! Fit after self-cal, rms=0.233370Jy sigma=0.001551 ! 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=0.233370Jy sigma=0.001551 ! Fit after self-cal, rms=0.233981Jy sigma=0.001551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.648 mas, bmaj=6.94 mas, bpa=-1.098 degrees ! Estimated noise=1545.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000976552 Jy ! Component: 100 - total flux cleaned = -0.000897983 Jy ! Component: 150 - total flux cleaned = -0.000961708 Jy ! Component: 200 - total flux cleaned = -0.00101995 Jy ! Total flux subtracted in 200 components = -0.00101995 Jy ! Clean residual min=-0.008756 max=0.008757 Jy/beam ! Clean residual mean=0.000082 rms=0.002292 Jy/beam ! Combined flux in latest and established models = 1.0215 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 31 components and 1.0215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233900Jy sigma=0.001551 ! Fit after self-cal, rms=0.233876Jy sigma=0.001551 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 = -0.000143434 Jy ! Component: 100 - total flux cleaned = -0.000138401 Jy ! Component: 150 - total flux cleaned = -0.000138881 Jy ! Component: 200 - total flux cleaned = -0.000187462 Jy ! Total flux subtracted in 200 components = -0.000187462 Jy ! Clean residual min=-0.008605 max=0.008794 Jy/beam ! Clean residual mean=0.000083 rms=0.002288 Jy/beam ! Combined flux in latest and established models = 1.02132 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 31 components and 1.02132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.233830Jy sigma=0.001551 ! Fit after self-cal, rms=0.233824Jy sigma=0.001551 ! 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=0.233824Jy sigma=0.001551 ! Fit after self-cal, rms=0.234425Jy sigma=0.001551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.36 mas, bmaj=14.22 mas, bpa=2.935 degrees ! Estimated noise=1966.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000429263 Jy ! Component: 100 - total flux cleaned = -0.000430152 Jy ! Component: 150 - total flux cleaned = -0.000493272 Jy ! Component: 200 - total flux cleaned = -0.000546536 Jy ! Total flux subtracted in 200 components = -0.000546536 Jy ! Clean residual min=-0.011392 max=0.009541 Jy/beam ! Clean residual mean=0.000180 rms=0.003025 Jy/beam ! Combined flux in latest and established models = 1.02077 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 33 components and 1.02077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234405Jy sigma=0.001551 ! Fit after self-cal, rms=0.234396Jy sigma=0.001551 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 = -0.000103033 Jy ! Component: 100 - total flux cleaned = -0.000104897 Jy ! Component: 150 - total flux cleaned = -0.000154066 Jy ! Component: 200 - total flux cleaned = -0.000196176 Jy ! Total flux subtracted in 200 components = -0.000196176 Jy ! Clean residual min=-0.011391 max=0.009532 Jy/beam ! Clean residual mean=0.000181 rms=0.003025 Jy/beam ! Combined flux in latest and established models = 1.02057 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 36 components and 1.02057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234393Jy sigma=0.001551 ! Fit after self-cal, rms=0.234385Jy sigma=0.001551 ! 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=2.649 mas, bmaj=6.947 mas, bpa=-1.145 degrees ! Estimated noise=1545.58 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.649 x 6.947 at -1.145 degrees (North through East) ! Clean map min=-0.0080495 max=0.96914 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=0.234385Jy sigma=0.001551 ! Fit after self-cal, rms=0.213801Jy sigma=0.001384 ! Inverting map and beam ! Estimated beam: bmin=2.65 mas, bmaj=6.949 mas, bpa=-1.221 degrees ! Estimated noise=1544.84 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00138579 Jy ! Component: 100 - total flux cleaned = -0.00164452 Jy ! Component: 150 - total flux cleaned = -0.001703 Jy ! Component: 200 - total flux cleaned = -0.00170269 Jy ! Total flux subtracted in 200 components = -0.00170269 Jy ! Clean residual min=-0.008461 max=0.009298 Jy/beam ! Clean residual mean=0.000082 rms=0.002285 Jy/beam ! Combined flux in latest and established models = 1.01887 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 36 components and 1.01887 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213738Jy sigma=0.001384 ! Fit after self-cal, rms=0.213738Jy sigma=0.001384 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000114634 Jy ! Component: 100 - total flux cleaned = -0.000160649 Jy ! Component: 150 - total flux cleaned = -0.00024565 Jy ! Component: 200 - total flux cleaned = -0.000285856 Jy ! Total flux subtracted in 200 components = -0.000285856 Jy ! Clean residual min=-0.008420 max=0.009291 Jy/beam ! Clean residual mean=0.000083 rms=0.002282 Jy/beam ! Combined flux in latest and established models = 1.01858 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 38 components and 1.01858 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213703Jy sigma=0.001384 ! Fit after self-cal, rms=0.213704Jy sigma=0.001384 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213704Jy sigma=0.001384 ! Fit after self-cal, rms=0.214162Jy sigma=0.001384 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=2.196 mas, bmaj=5.932 mas, bpa=-1.382 degrees ! Estimated noise=2536.67 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.757112 Jy ! Component: 100 - total flux cleaned = 0.924567 Jy ! Component: 150 - total flux cleaned = 0.972027 Jy ! Component: 200 - total flux cleaned = 0.993308 Jy ! Total flux subtracted in 200 components = 0.993308 Jy ! Clean residual min=-0.012537 max=0.011630 Jy/beam ! Clean residual mean=0.000042 rms=0.003203 Jy/beam ! Combined flux in latest and established models = 0.993309 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.993309 Jy ! Inverting map and beam ! Estimated beam: bmin=2.652 mas, bmaj=6.953 mas, bpa=-1.236 degrees ! Estimated noise=1545.02 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 = 0.0126489 Jy ! Component: 100 - total flux cleaned = 0.0187364 Jy ! Component: 150 - total flux cleaned = 0.0217963 Jy ! Component: 200 - total flux cleaned = 0.0226122 Jy ! Total flux subtracted in 200 components = 0.0226122 Jy ! Clean residual min=-0.008755 max=0.009270 Jy/beam ! Clean residual mean=0.000083 rms=0.002306 Jy/beam ! Combined flux in latest and established models = 1.01592 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 1.01592 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=7.37 mas, bmaj=14.23 mas, bpa=2.869 degrees ! Estimated noise=1961.34 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000287711 Jy ! Component: 100 - total flux cleaned = 0.000331698 Jy ! Component: 150 - total flux cleaned = 0.000330006 Jy ! Component: 200 - total flux cleaned = 0.000361973 Jy ! Total flux subtracted in 200 components = 0.000361973 Jy ! Clean residual min=-0.010673 max=0.009352 Jy/beam ! Clean residual mean=0.000181 rms=0.002960 Jy/beam ! Combined flux in latest and established models = 1.01628 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 = 2.37679e-05 Jy ! Component: 100 - total flux cleaned = 4.1934e-05 Jy ! Component: 150 - total flux cleaned = 6.8216e-05 Jy ! Component: 200 - total flux cleaned = 7.79363e-05 Jy ! Total flux subtracted in 200 components = 7.79363e-05 Jy ! Clean residual min=-0.010661 max=0.009353 Jy/beam ! Clean residual mean=0.000180 rms=0.002958 Jy/beam ! Combined flux in latest and established models = 1.01636 Jy ! Adding 7 model components to the UV plane model. ! The established model now contains 31 components and 1.01636 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.652 mas, bmaj=6.953 mas, bpa=-1.236 degrees ! Estimated noise=1545.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000276284 Jy ! Component: 100 - total flux cleaned = 0.000273805 Jy ! Component: 150 - total flux cleaned = 0.000473893 Jy ! Component: 200 - total flux cleaned = 0.000562855 Jy ! Total flux subtracted in 200 components = 0.000562855 Jy ! Clean residual min=-0.008456 max=0.009391 Jy/beam ! Clean residual mean=0.000080 rms=0.002289 Jy/beam ! Combined flux in latest and established models = 1.01692 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 1.01692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.214257Jy sigma=0.001384 ! Fit after self-cal, rms=0.214264Jy sigma=0.001384 wmodel J1127-1857_S_2001_03_12_pus_map.mod ! Writing 34 model components to file: J1127-1857_S_2001_03_12_pus_map.mod wobs J1127-1857_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1127-1857_S_2001_03_12_pus_uvs.fits wwins J1127-1857_S_2001_03_12_pus_map.win ! wwins: Wrote 1 windows to J1127-1857_S_2001_03_12_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 = 0.00108148 Jy ! Component: 100 - total flux cleaned = 9.72232e-05 Jy ! Component: 150 - total flux cleaned = -0.000166442 Jy ! Component: 200 - total flux cleaned = -0.000166528 Jy ! Component: 250 - total flux cleaned = -0.000409515 Jy ! Component: 300 - total flux cleaned = -0.000289419 Jy ! Component: 350 - total flux cleaned = -0.000292062 Jy ! Component: 400 - total flux cleaned = -0.000404618 Jy ! Component: 450 - total flux cleaned = -0.00051094 Jy ! Component: 500 - total flux cleaned = -0.000613724 Jy ! Component: 550 - total flux cleaned = -0.000611209 Jy ! Component: 600 - total flux cleaned = -0.000609706 Jy ! Component: 650 - total flux cleaned = -0.000513535 Jy ! Component: 700 - total flux cleaned = -0.000139575 Jy ! Component: 750 - total flux cleaned = -0.000140764 Jy ! Component: 800 - total flux cleaned = 0.000220941 Jy ! Component: 850 - total flux cleaned = 0.000220521 Jy ! Component: 900 - total flux cleaned = 0.000659372 Jy ! Component: 950 - total flux cleaned = 0.00109044 Jy ! Component: 1000 - total flux cleaned = 0.00134498 Jy ! Component: 1050 - total flux cleaned = 0.00192768 Jy ! Component: 1100 - total flux cleaned = 0.0018445 Jy ! Component: 1150 - total flux cleaned = 0.00224854 Jy ! Component: 1200 - total flux cleaned = 0.00192789 Jy ! Component: 1250 - total flux cleaned = 0.00192806 Jy ! Component: 1300 - total flux cleaned = 0.0021593 Jy ! Component: 1350 - total flux cleaned = 0.00177689 Jy ! Component: 1400 - total flux cleaned = 0.00185399 Jy ! Component: 1450 - total flux cleaned = 0.00192915 Jy ! Component: 1500 - total flux cleaned = 0.00192796 Jy ! Component: 1550 - total flux cleaned = 0.00192734 Jy ! Component: 1600 - total flux cleaned = 0.00199843 Jy ! Component: 1650 - total flux cleaned = 0.00199743 Jy ! Component: 1700 - total flux cleaned = 0.00192704 Jy ! Component: 1750 - total flux cleaned = 0.00206439 Jy ! Component: 1800 - total flux cleaned = 0.00199657 Jy ! Component: 1850 - total flux cleaned = 0.00206407 Jy ! Component: 1900 - total flux cleaned = 0.00213079 Jy ! Component: 1950 - total flux cleaned = 0.00193468 Jy ! Component: 2000 - total flux cleaned = 0.00199963 Jy ! Total flux subtracted in 2048 components = 0.0020648 Jy ! Clean residual min=-0.003964 max=0.003828 Jy/beam ! Clean residual mean=0.000070 rms=0.001255 Jy/beam ! Combined flux in latest and established models = 1.01899 Jy keep ! Adding 127 model components to the UV plane model. ! The established model now contains 161 components and 1.01899 Jy ![Exited script file: muppet] wmap "J1127-1857_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.652 x 6.953 at -1.236 degrees (North through East) ! Clean map min=-0.0058073 max=0.96996 Jy/beam ! Writing clean map to FITS file: J1127-1857_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.969955 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0012369 device "J1127-1857_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1127-1857_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.382564 0.382564 0.765128 1.53026 3.06051 6.12102 12.242 24.4841 48.9682 97.9364 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0037 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.969 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.652 x 6.953 at -1.236 degrees (North through East) ! Clean map min=-0.0058073 max=0.96996 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1127-1857_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:52:26 2013