! Started logfile: J0811+0146_S_2011_06_28_pus_uvs.log on Tue Apr 24 22:36:49 2012 obs J0811+0146_S_2011_06_28_pus_uva.fits ! Reading UV FITS file: J0811+0146_S_2011_06_28_pus_uva.fits ! AN table 1: 102 integrations on 153 of 153 possible baselines. ! AN table 2: 12 integrations on 153 of 153 possible baselines. ! AN table 3: 308 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.113713 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0811+0146 ! ! 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 2.23697e+09 8e+06 1 8e+06 ! 02 2 2.26697e+09 8e+06 1 8e+06 ! 03 3 2.35697e+09 8e+06 1 8e+06 ! 04 4 2.37697e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 4589 lines of history. ! ! Reading 29368 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 J0811+0146_S_2011_06_28_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 1310 telescope corrections were flagged in sub-array 1. ! A total of 137 telescope corrections were flagged in sub-array 2. ! A total of 4068 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1310 telescope corrections were flagged in sub-array 1. ! A total of 137 telescope corrections were flagged in sub-array 2. ! A total of 4068 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1310 telescope corrections were flagged in sub-array 1. ! A total of 126 telescope corrections were flagged in sub-array 2. ! A total of 4020 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1310 telescope corrections were flagged in sub-array 1. ! A total of 126 telescope corrections were flagged in sub-array 2. ! A total of 4020 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.635758Jy sigma=0.005547 ! Fit after self-cal, rms=0.511521Jy sigma=0.004084 ! 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=1.782 mas, bmaj=2.869 mas, bpa=4.335 degrees ! Estimated noise=853.777 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 = 0.413362 Jy ! Component: 100 - total flux cleaned = 0.503623 Jy ! Total flux subtracted in 100 components = 0.503623 Jy ! Clean residual min=-0.008719 max=0.026312 Jy/beam ! Clean residual mean=0.000040 rms=0.002787 Jy/beam ! Combined flux in latest and established models = 0.503623 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.503623 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.217375Jy sigma=0.001395 ! Fit after self-cal, rms=0.217383Jy sigma=0.001395 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0261556 Jy ! Component: 100 - total flux cleaned = 0.0400974 Jy ! Total flux subtracted in 100 components = 0.0400974 Jy ! Clean residual min=-0.007480 max=0.012536 Jy/beam ! Clean residual mean=0.000025 rms=0.002115 Jy/beam ! Combined flux in latest and established models = 0.54372 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 16 components and 0.543721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213650Jy sigma=0.001324 ! Fit after self-cal, rms=0.213642Jy sigma=0.001324 ! 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=2.062 mas, bmaj=3.531 mas, bpa=5.858 degrees ! Estimated noise=526.77 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, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184412 Jy ! Component: 100 - total flux cleaned = 0.0283401 Jy ! Component: 150 - total flux cleaned = 0.034607 Jy ! Component: 200 - total flux cleaned = 0.0387468 Jy ! Total flux subtracted in 200 components = 0.0387468 Jy ! Clean residual min=-0.005085 max=0.006244 Jy/beam ! Clean residual mean=0.000128 rms=0.001481 Jy/beam ! Combined flux in latest and established models = 0.582467 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 36 components and 0.582467 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212412Jy sigma=0.001299 ! Fit after self-cal, rms=0.212393Jy sigma=0.001298 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 FT 1.00* HH 1.00* ! HN 1.00 KK 1.00 KP 0.95 MC 1.00* ! MK 1.01 NL 0.99 NY 1.00* OV 0.92 ! PT 0.99 SC 1.00* SH 1.00* TS 1.00* ! WF 1.01 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.06 FT 1.00* HH 1.00* ! HN 1.00* KK 1.16 KP 1.01 MC 1.00* ! MK 0.99 NL 1.21 NY 1.00* OV 0.93 ! PT 1.05 SC 1.00* SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.04 FT 1.00* HH 1.05 ! HN 1.02 KK 1.00* KP 0.96 MC 0.86 ! MK 1.00* NL 1.02 NY 1.06 OV 0.96 ! PT 1.04 SC 1.04 SH 0.98 TS 1.00* ! WF 1.01 WZ 1.02 ! ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 FT 1.00* HH 1.00* ! HN 1.00 KK 0.98 KP 1.04 MC 1.00* ! MK 0.99 NL 0.96 NY 1.00* OV 0.95 ! PT 0.96 SC 1.00* SH 1.00* TS 1.00* ! WF 0.99 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.03 FT 1.00* HH 1.00* ! HN 1.00* KK 1.01 KP 1.01 MC 1.00* ! MK 1.02 NL 1.19 NY 1.00* OV 1.00 ! PT 1.00 SC 1.00* SH 1.00* TS 1.00* ! WF 1.00* WZ 1.00* ! ! A total of 114 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 1.01 FT 1.00* HH 0.98 ! HN 1.03 KK 1.00* KP 1.02 MC 0.99 ! MK 1.00* NL 0.97 NY 1.01 OV 1.01 ! PT 1.00 SC 1.03 SH 0.97 TS 1.00* ! WF 1.01 WZ 1.01 ! ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 FT 1.00* HH 1.00* ! HN 1.01 KK 1.05 KP 0.97 MC 1.00* ! MK 0.98 NL 1.00 NY 1.00* OV 0.96 ! PT 1.00 SC 1.00* SH 1.00* TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00 FT 1.00* HH 1.00* ! HN 1.00* KK 1.04 KP 1.05 MC 1.00* ! MK 0.97 NL 1.18 NY 1.00* OV 0.99 ! PT 1.07 SC 1.00* SH 1.00* TS 1.02 ! WF 1.00* WZ 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.00 FT 1.00* HH 0.98 ! HN 1.00 KK 1.00* KP 1.01 MC 1.02 ! MK 1.00* NL 1.02 NY 1.02 OV 0.99 ! PT 1.03 SC 1.02 SH 1.10 TS 1.14 ! WF 1.02 WZ 1.01 ! ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.96 FT 1.00* HH 1.00* ! HN 1.00 KK 1.03 KP 1.01 MC 1.00* ! MK 1.00 NL 0.99 NY 1.00* OV 0.94 ! PT 0.97 SC 1.00* SH 1.00* TS 1.00* ! WF 1.04 WZ 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 1.01 FT 1.00* HH 1.00* ! HN 1.00* KK 1.07 KP 1.01 MC 1.00* ! MK 1.04 NL 1.26 NY 1.00* OV 1.01 ! PT 1.02 SC 1.00* SH 1.00* TS 1.06 ! WF 1.00* WZ 1.00* ! ! A total of 93 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.01 FT 1.00* HH 0.98 ! HN 0.99 KK 1.00* KP 1.00 MC 0.99 ! MK 1.00* NL 0.99 NY 1.07 OV 0.99 ! PT 1.01 SC 1.03 SH 0.92 TS 1.06 ! WF 1.02 WZ 1.01 ! ! ! Fit before self-cal, rms=0.212393Jy sigma=0.001298 ! Fit after self-cal, rms=0.213065Jy sigma=0.001278 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.075 mas, bmaj=3.584 mas, bpa=6.858 degrees ! Estimated noise=529.886 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 = 0.00150762 Jy ! Component: 100 - total flux cleaned = 0.00121004 Jy ! Component: 150 - total flux cleaned = 0.000876346 Jy ! Component: 200 - total flux cleaned = 0.000829555 Jy ! Total flux subtracted in 200 components = 0.000829555 Jy ! Clean residual min=-0.003692 max=0.003815 Jy/beam ! Clean residual mean=0.000169 rms=0.000901 Jy/beam ! Combined flux in latest and established models = 0.583297 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 51 components and 0.583297 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.213001Jy sigma=0.001278 ! Fit after self-cal, rms=0.213054Jy sigma=0.001278 ! 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=0.213054Jy sigma=0.001278 ! Fit after self-cal, rms=0.211686Jy sigma=0.001270 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=3.579 mas, bpa=6.836 degrees ! Estimated noise=529.438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000171355 Jy ! Component: 100 - total flux cleaned = -2.59017e-05 Jy ! Component: 150 - total flux cleaned = 5.72751e-05 Jy ! Component: 200 - total flux cleaned = 9.41154e-05 Jy ! Total flux subtracted in 200 components = 9.41154e-05 Jy ! Clean residual min=-0.002866 max=0.003515 Jy/beam ! Clean residual mean=0.000139 rms=0.000713 Jy/beam ! Combined flux in latest and established models = 0.583391 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.583391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211657Jy sigma=0.001270 ! Fit after self-cal, rms=0.211653Jy sigma=0.001270 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) ! Added new window around map position (-18.5, -16). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00321684 Jy ! Component: 100 - total flux cleaned = 0.00424108 Jy ! Component: 150 - total flux cleaned = 0.00434415 Jy ! Component: 200 - total flux cleaned = 0.0044331 Jy ! Total flux subtracted in 200 components = 0.0044331 Jy ! Clean residual min=-0.002654 max=0.002610 Jy/beam ! Clean residual mean=0.000111 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.587824 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.587824 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211585Jy sigma=0.001270 ! Fit after self-cal, rms=0.211579Jy sigma=0.001269 ! 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=0.211579Jy sigma=0.001269 ! Fit after self-cal, rms=0.211523Jy sigma=0.001267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=3.581 mas, bpa=6.836 degrees ! Estimated noise=529.897 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000409198 Jy ! Component: 100 - total flux cleaned = 0.00046146 Jy ! Component: 150 - total flux cleaned = 0.00049883 Jy ! Component: 200 - total flux cleaned = 0.000499391 Jy ! Total flux subtracted in 200 components = 0.000499391 Jy ! Clean residual min=-0.002712 max=0.002700 Jy/beam ! Clean residual mean=0.000101 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.588324 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.588324 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211498Jy sigma=0.001267 ! Fit after self-cal, rms=0.211504Jy sigma=0.001267 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 = 3.63079e-05 Jy ! Component: 100 - total flux cleaned = 7.23595e-05 Jy ! Component: 150 - total flux cleaned = 7.1534e-05 Jy ! Component: 200 - total flux cleaned = 7.21065e-05 Jy ! Total flux subtracted in 200 components = 7.21065e-05 Jy ! Clean residual min=-0.002672 max=0.002665 Jy/beam ! Clean residual mean=0.000101 rms=0.000625 Jy/beam ! Combined flux in latest and established models = 0.588396 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 93 components and 0.588396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211489Jy sigma=0.001267 ! Fit after self-cal, rms=0.211490Jy sigma=0.001267 ! 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=0.211490Jy sigma=0.001267 ! Fit after self-cal, rms=0.211610Jy sigma=0.001267 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.249 mas, bmaj=11.55 mas, bpa=-13.1 degrees ! Estimated noise=692.675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012221 Jy ! Component: 100 - total flux cleaned = 0.0017164 Jy ! Component: 150 - total flux cleaned = 0.00184868 Jy ! Component: 200 - total flux cleaned = 0.00189607 Jy ! Total flux subtracted in 200 components = 0.00189607 Jy ! Clean residual min=-0.002381 max=0.002845 Jy/beam ! Clean residual mean=0.000256 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.590292 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 101 components and 0.590292 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211613Jy sigma=0.001267 ! Fit after self-cal, rms=0.211615Jy sigma=0.001267 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 = 0.000164593 Jy ! Component: 100 - total flux cleaned = 0.000256346 Jy ! Component: 150 - total flux cleaned = 0.000285765 Jy ! Component: 200 - total flux cleaned = 0.000272174 Jy ! Total flux subtracted in 200 components = 0.000272174 Jy ! Clean residual min=-0.002372 max=0.002837 Jy/beam ! Clean residual mean=0.000252 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.590564 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 105 components and 0.590564 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.211616Jy sigma=0.001267 ! Fit after self-cal, rms=0.211616Jy sigma=0.001267 ! 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=2.074 mas, bmaj=3.582 mas, bpa=6.84 degrees ! Estimated noise=530.075 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.074 x 3.582 at 6.84 degrees (North through East) ! Clean map min=-0.0025358 max=0.52984 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=0.211616Jy sigma=0.001267 ! Fit after self-cal, rms=0.216980Jy sigma=0.001164 ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=3.582 mas, bpa=6.795 degrees ! Estimated noise=529.999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000112506 Jy ! Component: 100 - total flux cleaned = -0.000180932 Jy ! Component: 150 - total flux cleaned = -0.00020952 Jy ! Component: 200 - total flux cleaned = -0.000181109 Jy ! Total flux subtracted in 200 components = -0.000181109 Jy ! Clean residual min=-0.002454 max=0.002523 Jy/beam ! Clean residual mean=0.000110 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.590383 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 108 components and 0.590383 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216957Jy sigma=0.001164 ! Fit after self-cal, rms=0.216963Jy sigma=0.001164 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.55484e-06 Jy ! Component: 100 - total flux cleaned = -1.72116e-05 Jy ! Component: 150 - total flux cleaned = 9.15262e-06 Jy ! Component: 200 - total flux cleaned = 3.346e-05 Jy ! Total flux subtracted in 200 components = 3.346e-05 Jy ! Clean residual min=-0.002451 max=0.002523 Jy/beam ! Clean residual mean=0.000110 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.590416 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.590416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216949Jy sigma=0.001164 ! Fit after self-cal, rms=0.216950Jy sigma=0.001164 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.216950Jy sigma=0.001164 ! Fit after self-cal, rms=0.219197Jy sigma=0.001164 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=1.791 mas, bmaj=2.862 mas, bpa=4.819 degrees ! Estimated noise=876.083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.417468 Jy ! Component: 100 - total flux cleaned = 0.509047 Jy ! Component: 150 - total flux cleaned = 0.53637 Jy ! Component: 200 - total flux cleaned = 0.55115 Jy ! Total flux subtracted in 200 components = 0.55115 Jy ! Clean residual min=-0.004880 max=0.007819 Jy/beam ! Clean residual mean=0.000031 rms=0.001282 Jy/beam ! Combined flux in latest and established models = 0.55115 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.55115 Jy ! Inverting map and beam ! Estimated beam: bmin=2.074 mas, bmaj=3.583 mas, bpa=6.786 degrees ! Estimated noise=530.223 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 = 0.0124168 Jy ! Component: 100 - total flux cleaned = 0.0199603 Jy ! Component: 150 - total flux cleaned = 0.0253467 Jy ! Component: 200 - total flux cleaned = 0.0292927 Jy ! Total flux subtracted in 200 components = 0.0292927 Jy ! Clean residual min=-0.002864 max=0.003270 Jy/beam ! Clean residual mean=0.000178 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.580442 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 47 components and 0.580442 Jy ! Inverting map ! Added new window around map position (4.5, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00337667 Jy ! Component: 100 - total flux cleaned = 0.00579547 Jy ! Component: 150 - total flux cleaned = 0.00718493 Jy ! Component: 200 - total flux cleaned = 0.00770748 Jy ! Total flux subtracted in 200 components = 0.00770748 Jy ! Clean residual min=-0.002788 max=0.002770 Jy/beam ! Clean residual mean=0.000126 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.58815 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 67 components and 0.58815 Jy ! Inverting map uvw 0,2 ! Uniform weighting is not currently selected. ! Amplitude error weighting is not currently selected. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.891 mas, bmaj=3.01 mas, bpa=13.14 degrees ! Estimated noise=785.559 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00157575 Jy ! Component: 100 - total flux cleaned = 0.0017682 Jy ! Component: 150 - total flux cleaned = 0.00193588 Jy ! Component: 200 - total flux cleaned = 0.00215787 Jy ! Total flux subtracted in 200 components = 0.00215787 Jy ! Clean residual min=-0.003622 max=0.003540 Jy/beam ! Clean residual mean=0.000152 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.590308 Jy clean ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00026215 Jy ! Component: 100 - total flux cleaned = 0.00032168 Jy ! Component: 150 - total flux cleaned = 0.000489869 Jy ! Component: 200 - total flux cleaned = 0.00054381 Jy ! Total flux subtracted in 200 components = 0.00054381 Jy ! Clean residual min=-0.003643 max=0.003471 Jy/beam ! Clean residual mean=0.000147 rms=0.000837 Jy/beam ! Combined flux in latest and established models = 0.590852 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 92 components and 0.590851 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.219131Jy sigma=0.001164 ! Fit after self-cal, rms=0.219132Jy sigma=0.001164 wmodel J0811+0146_S_2011_06_28_pus_map.mod ! Writing 92 model components to file: J0811+0146_S_2011_06_28_pus_map.mod wobs J0811+0146_S_2011_06_28_pus_uvs.fits ! Writing UV FITS file: J0811+0146_S_2011_06_28_pus_uvs.fits wwins J0811+0146_S_2011_06_28_pus_map.win ! wwins: Wrote 4 windows to J0811+0146_S_2011_06_28_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 = -0.000822047 Jy ! Component: 100 - total flux cleaned = -0.000461293 Jy ! Component: 150 - total flux cleaned = 4.92752e-05 Jy ! Component: 200 - total flux cleaned = 0.000538927 Jy ! Component: 250 - total flux cleaned = 0.000803332 Jy ! Component: 300 - total flux cleaned = 0.00106003 Jy ! Component: 350 - total flux cleaned = 0.00121083 Jy ! Component: 400 - total flux cleaned = 0.00155613 Jy ! Component: 450 - total flux cleaned = 0.00189371 Jy ! Component: 500 - total flux cleaned = 0.00217736 Jy ! Component: 550 - total flux cleaned = 0.00231702 Jy ! Component: 600 - total flux cleaned = 0.00254696 Jy ! Component: 650 - total flux cleaned = 0.00277334 Jy ! Component: 700 - total flux cleaned = 0.00299677 Jy ! Component: 750 - total flux cleaned = 0.00321719 Jy ! Component: 800 - total flux cleaned = 0.00339093 Jy ! Component: 850 - total flux cleaned = 0.00347703 Jy ! Component: 900 - total flux cleaned = 0.00364683 Jy ! Component: 950 - total flux cleaned = 0.00381481 Jy ! Component: 1000 - total flux cleaned = 0.00406272 Jy ! Component: 1050 - total flux cleaned = 0.00418519 Jy ! Component: 1100 - total flux cleaned = 0.00434614 Jy ! Component: 1150 - total flux cleaned = 0.00446569 Jy ! Component: 1200 - total flux cleaned = 0.00458388 Jy ! Component: 1250 - total flux cleaned = 0.00474025 Jy ! Component: 1300 - total flux cleaned = 0.00485668 Jy ! Component: 1350 - total flux cleaned = 0.00504826 Jy ! Component: 1400 - total flux cleaned = 0.00523773 Jy ! Component: 1450 - total flux cleaned = 0.00535062 Jy ! Component: 1500 - total flux cleaned = 0.00557404 Jy ! Component: 1550 - total flux cleaned = 0.00572148 Jy ! Component: 1600 - total flux cleaned = 0.00590421 Jy ! Component: 1650 - total flux cleaned = 0.00604937 Jy ! Component: 1700 - total flux cleaned = 0.00615722 Jy ! Component: 1750 - total flux cleaned = 0.00637097 Jy ! Component: 1800 - total flux cleaned = 0.00644145 Jy ! Component: 1850 - total flux cleaned = 0.00651186 Jy ! Component: 1900 - total flux cleaned = 0.00665146 Jy ! Component: 1950 - total flux cleaned = 0.00689301 Jy ! Component: 2000 - total flux cleaned = 0.00696127 Jy ! Total flux subtracted in 2048 components = 0.00706323 Jy ! Clean residual min=-0.001710 max=0.002478 Jy/beam ! Clean residual mean=0.000078 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.597915 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 241 components and 0.597915 Jy ![Exited script file: muppet] wmap "J0811+0146_S_2011_06_28_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.891 x 3.01 at 13.14 degrees (North through East) ! Clean map min=-0.0035803 max=0.52902 Jy/beam ! Writing clean map to FITS file: J0811+0146_S_2011_06_28_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.52902 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000602398 device "J0811+0146_S_2011_06_28_pus\_map.eps/VPS" ! Attempting to open device: 'J0811+0146_S_2011_06_28_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.341612 0.341612 0.683224 1.36645 2.7329 5.46579 10.9316 21.8632 43.7263 87.4527 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.529 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.891 x 3.01 at 13.14 degrees (North through East) ! Clean map min=-0.0035803 max=0.52902 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0811+0146_S_2011_06_28_pus\_map.gif/vgif" ! Attempting to open device: 'J0811+0146_S_2011_06_28_pus_map.gif/vgif' mapplot cln