! Started logfile: J1756+1535_S_2010_10_13_pus_uvs.log on Mon Feb 28 00:04:01 2011 obs J1756+1535_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J1756+1535_S_2010_10_13_pus_uva.fits ! AN table 1: 100 integrations on 105 of 105 possible baselines. ! AN table 2: 149 integrations on 105 of 105 possible baselines. ! AN table 3: 10 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.172385 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1756+1535 ! ! 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 3545 lines of history. ! ! Reading 18752 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 J1756+1535_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 834 telescope corrections were flagged in sub-array 1. ! A total of 1516 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 834 telescope corrections were flagged in sub-array 1. ! A total of 1516 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 834 telescope corrections were flagged in sub-array 1. ! A total of 1516 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 834 telescope corrections were flagged in sub-array 1. ! A total of 1516 telescope corrections were flagged in sub-array 2. ! A total of 123 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.795628Jy sigma=0.007963 ! Fit after self-cal, rms=0.741689Jy sigma=0.007610 ! 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=1.973 mas, bmaj=3.689 mas, bpa=18.32 degrees ! Estimated noise=1013.89 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 = 0.208853 Jy ! Component: 100 - total flux cleaned = 0.262233 Jy ! Total flux subtracted in 100 components = 0.262233 Jy ! Clean residual min=-0.008268 max=0.021639 Jy/beam ! Clean residual mean=0.000050 rms=0.002732 Jy/beam ! Combined flux in latest and established models = 0.262233 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.262233 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162658Jy sigma=0.001325 ! Fit after self-cal, rms=0.162638Jy sigma=0.001325 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238703 Jy ! Component: 100 - total flux cleaned = 0.0368711 Jy ! Total flux subtracted in 100 components = 0.0368711 Jy ! Clean residual min=-0.006568 max=0.008287 Jy/beam ! Clean residual mean=0.000015 rms=0.001801 Jy/beam ! Combined flux in latest and established models = 0.299104 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 17 components and 0.299104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159509Jy sigma=0.001274 ! Fit after self-cal, rms=0.159540Jy sigma=0.001273 ! 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=2.361 mas, bmaj=4.172 mas, bpa=20.47 degrees ! Estimated noise=529.862 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 = 0.00560933 Jy ! Component: 100 - total flux cleaned = 0.00780912 Jy ! Component: 150 - total flux cleaned = 0.00797008 Jy ! Component: 200 - total flux cleaned = 0.00796913 Jy ! Total flux subtracted in 200 components = 0.00796913 Jy ! Clean residual min=-0.004574 max=0.005112 Jy/beam ! Clean residual mean=0.000142 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 0.307073 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 21 components and 0.307073 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159354Jy sigma=0.001271 ! Fit after self-cal, rms=0.159365Jy sigma=0.001271 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 HH 0.92 HN 1.06 ! KB 1.00* KK 1.00* KP 1.00* LA 1.03 ! MK 1.00* NL 1.01 NY 1.02 OV 1.00* ! PT 1.02 SC 0.92 TS 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 HH 1.00* HN 1.01 ! KB 1.00* KK 0.97 KP 0.96 LA 1.03 ! MK 0.90 NL 0.98 NY 0.96 OV 0.99 ! PT 0.99 SC 1.00* TS 1.32 ! ! A total of 27 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* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 HH 1.24 HN 1.01 ! KB 1.00* KK 1.00* KP 1.00* LA 1.01 ! MK 1.00* NL 1.04 NY 1.00 OV 1.00* ! PT 1.06 SC 0.94 TS 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.02 HH 1.00* HN 1.03 ! KB 1.00* KK 0.93 KP 0.97 LA 1.00 ! MK 1.00 NL 0.98 NY 1.10 OV 1.04 ! PT 1.00 SC 1.00* TS 0.97 ! ! A total of 27 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* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.04 HH 0.94 HN 1.07 ! KB 1.00* KK 1.00* KP 1.00* LA 1.04 ! MK 1.00* NL 1.02 NY 1.01 OV 1.00* ! PT 1.01 SC 0.90 TS 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.98 HH 1.00* HN 1.06 ! KB 1.00* KK 0.98 KP 1.01 LA 1.00 ! MK 1.00 NL 0.95 NY 1.12 OV 1.04 ! PT 0.99 SC 1.00* TS 1.00 ! ! A total of 27 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* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.02 HH 0.87 HN 1.01 ! KB 1.00* KK 1.00* KP 1.00* LA 0.97 ! MK 1.00* NL 0.99 NY 1.05 OV 1.00* ! PT 1.06 SC 0.96 TS 1.00* ! ! A total of 54 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 0.99 HH 1.00* HN 0.99 ! KB 1.00* KK 0.93 KP 0.97 LA 0.98 ! MK 0.99 NL 0.93 NY 1.07 OV 0.99 ! PT 1.02 SC 1.00* TS 1.21 ! ! A total of 27 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* ! KB 0.00* KK 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* NY 0.00* OV 0.00* ! PT 0.00* SC 0.00* TS 0.00* ! ! ! Fit before self-cal, rms=0.159365Jy sigma=0.001271 ! Fit after self-cal, rms=0.160222Jy sigma=0.001259 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.338 mas, bmaj=4.185 mas, bpa=21.1 degrees ! Estimated noise=537.971 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 = 0.000796716 Jy ! Component: 100 - total flux cleaned = 0.000803825 Jy ! Component: 150 - total flux cleaned = 0.0008063 Jy ! Component: 200 - total flux cleaned = 0.000805121 Jy ! Total flux subtracted in 200 components = 0.000805121 Jy ! Clean residual min=-0.003220 max=0.002648 Jy/beam ! Clean residual mean=0.000048 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.307878 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.307878 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.160158Jy sigma=0.001258 ! Fit after self-cal, rms=0.160211Jy sigma=0.001258 ! 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=0.160211Jy sigma=0.001258 ! Fit after self-cal, rms=0.158913Jy sigma=0.001256 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=4.172 mas, bpa=21.22 degrees ! Estimated noise=537.686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000480246 Jy ! Component: 100 - total flux cleaned = 0.000430079 Jy ! Component: 150 - total flux cleaned = 0.00043484 Jy ! Component: 200 - total flux cleaned = 0.00043629 Jy ! Total flux subtracted in 200 components = 0.00043629 Jy ! Clean residual min=-0.002888 max=0.002476 Jy/beam ! Clean residual mean=0.000049 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.308315 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 26 components and 0.308315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158875Jy sigma=0.001256 ! Fit after self-cal, rms=0.158872Jy sigma=0.001256 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 = 6.19799e-05 Jy ! Component: 100 - total flux cleaned = 6.06692e-05 Jy ! Component: 150 - total flux cleaned = 5.96618e-05 Jy ! Component: 200 - total flux cleaned = 5.95571e-05 Jy ! Total flux subtracted in 200 components = 5.95571e-05 Jy ! Clean residual min=-0.002907 max=0.002489 Jy/beam ! Clean residual mean=0.000048 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.308374 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.308374 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158857Jy sigma=0.001256 ! Fit after self-cal, rms=0.158857Jy sigma=0.001256 ! 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=0.158857Jy sigma=0.001256 ! Fit after self-cal, rms=0.158300Jy sigma=0.001256 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.334 mas, bmaj=4.16 mas, bpa=21.22 degrees ! Estimated noise=537.775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000441819 Jy ! Component: 100 - total flux cleaned = 0.00044095 Jy ! Component: 150 - total flux cleaned = 0.000439027 Jy ! Component: 200 - total flux cleaned = 0.000439591 Jy ! Total flux subtracted in 200 components = 0.000439591 Jy ! Clean residual min=-0.002823 max=0.002509 Jy/beam ! Clean residual mean=0.000049 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.308814 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.308814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158279Jy sigma=0.001255 ! Fit after self-cal, rms=0.158278Jy sigma=0.001255 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 = 3.84511e-05 Jy ! Component: 100 - total flux cleaned = 3.97673e-05 Jy ! Component: 150 - total flux cleaned = 6.36695e-05 Jy ! Component: 200 - total flux cleaned = 6.31224e-05 Jy ! Total flux subtracted in 200 components = 6.31224e-05 Jy ! Clean residual min=-0.002817 max=0.002516 Jy/beam ! Clean residual mean=0.000049 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.308877 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 32 components and 0.308877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158268Jy sigma=0.001255 ! Fit after self-cal, rms=0.158269Jy sigma=0.001255 ! 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=0.158269Jy sigma=0.001255 ! Fit after self-cal, rms=0.157813Jy sigma=0.001255 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.498 mas, bmaj=11.49 mas, bpa=-3.922 degrees ! Estimated noise=663.745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000681282 Jy ! Component: 100 - total flux cleaned = 0.00068093 Jy ! Component: 150 - total flux cleaned = 0.0007099 Jy ! Component: 200 - total flux cleaned = 0.000722947 Jy ! Total flux subtracted in 200 components = 0.000722947 Jy ! Clean residual min=-0.002253 max=0.003066 Jy/beam ! Clean residual mean=0.000093 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.3096 Jy selfcal ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 34 components and 0.3096 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157815Jy sigma=0.001255 ! Fit after self-cal, rms=0.157815Jy sigma=0.001255 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 (-15, -8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0022595 Jy ! Component: 100 - total flux cleaned = 0.00232513 Jy ! Component: 150 - total flux cleaned = 0.00228135 Jy ! Component: 200 - total flux cleaned = 0.00209274 Jy ! Total flux subtracted in 200 components = 0.00209274 Jy ! Clean residual min=-0.002212 max=0.001703 Jy/beam ! Clean residual mean=0.000052 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.311693 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.311692 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157775Jy sigma=0.001255 ! Fit after self-cal, rms=0.157768Jy sigma=0.001255 ! 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=2.334 mas, bmaj=4.151 mas, bpa=21.22 degrees ! Estimated noise=537.925 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.334 x 4.151 at 21.22 degrees (North through East) ! Clean map min=-0.0023624 max=0.25763 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=1.931 mas, bmaj=3.692 mas, bpa=19.33 degrees ! Estimated noise=994.513 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.209036 Jy ! Component: 100 - total flux cleaned = 0.260486 Jy ! Component: 150 - total flux cleaned = 0.283235 Jy ! Component: 200 - total flux cleaned = 0.295871 Jy ! Total flux subtracted in 200 components = 0.295871 Jy ! Clean residual min=-0.005580 max=0.006268 Jy/beam ! Clean residual mean=0.000026 rms=0.001531 Jy/beam ! Combined flux in latest and established models = 0.295871 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.295871 Jy ! Inverting map and beam ! Estimated beam: bmin=2.334 mas, bmaj=4.151 mas, bpa=21.22 degrees ! Estimated noise=537.925 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 = 0.00798748 Jy ! Component: 100 - total flux cleaned = 0.0118081 Jy ! Component: 150 - total flux cleaned = 0.0132766 Jy ! Component: 200 - total flux cleaned = 0.0140032 Jy ! Total flux subtracted in 200 components = 0.0140032 Jy ! Clean residual min=-0.002681 max=0.002088 Jy/beam ! Clean residual mean=0.000045 rms=0.000591 Jy/beam ! Combined flux in latest and established models = 0.309874 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 56 components and 0.309875 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=9.498 mas, bmaj=11.49 mas, bpa=-3.922 degrees ! Estimated noise=663.745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00159728 Jy ! Component: 100 - total flux cleaned = 0.00178879 Jy ! Component: 150 - total flux cleaned = 0.00171713 Jy ! Component: 200 - total flux cleaned = 0.00171706 Jy ! Total flux subtracted in 200 components = 0.00171706 Jy ! Clean residual min=-0.002104 max=0.001498 Jy/beam ! Clean residual mean=0.000056 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.311592 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 = 3.29489e-05 Jy ! Component: 100 - total flux cleaned = 0.000117577 Jy ! Component: 150 - total flux cleaned = 0.000169318 Jy ! Component: 200 - total flux cleaned = 0.000217421 Jy ! Total flux subtracted in 200 components = 0.000217421 Jy ! Clean residual min=-0.002087 max=0.001533 Jy/beam ! Clean residual mean=0.000053 rms=0.000518 Jy/beam ! Combined flux in latest and established models = 0.311809 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 98 components and 0.311809 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.334 mas, bmaj=4.151 mas, bpa=21.22 degrees ! Estimated noise=537.925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.63393e-05 Jy ! Component: 100 - total flux cleaned = 3.1012e-06 Jy ! Component: 150 - total flux cleaned = 5.81166e-05 Jy ! Component: 200 - total flux cleaned = 5.79981e-05 Jy ! Total flux subtracted in 200 components = 5.79981e-05 Jy ! Clean residual min=-0.002384 max=0.002004 Jy/beam ! Clean residual mean=0.000028 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.311867 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 121 components and 0.311867 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.157690Jy sigma=0.001254 ! Fit after self-cal, rms=0.157675Jy sigma=0.001254 wmodel J1756+1535_S_2010_10_13_pus_map.mod ! Writing 121 model components to file: J1756+1535_S_2010_10_13_pus_map.mod wobs J1756+1535_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J1756+1535_S_2010_10_13_pus_uvs.fits wwins J1756+1535_S_2010_10_13_pus_map.win ! wwins: Wrote 2 windows to J1756+1535_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 = -0.000826328 Jy ! Component: 100 - total flux cleaned = -0.00131112 Jy ! Component: 150 - total flux cleaned = -0.00155818 Jy ! Component: 200 - total flux cleaned = -0.00175995 Jy ! Component: 250 - total flux cleaned = -0.00205044 Jy ! Component: 300 - total flux cleaned = -0.00223655 Jy ! Component: 350 - total flux cleaned = -0.00232693 Jy ! Component: 400 - total flux cleaned = -0.00250395 Jy ! Component: 450 - total flux cleaned = -0.00256163 Jy ! Component: 500 - total flux cleaned = -0.00258961 Jy ! Component: 550 - total flux cleaned = -0.00261651 Jy ! Component: 600 - total flux cleaned = -0.00256225 Jy ! Component: 650 - total flux cleaned = -0.00261571 Jy ! Component: 700 - total flux cleaned = -0.00261572 Jy ! Component: 750 - total flux cleaned = -0.00266742 Jy ! Component: 800 - total flux cleaned = -0.00266739 Jy ! Component: 850 - total flux cleaned = -0.00274277 Jy ! Component: 900 - total flux cleaned = -0.00266857 Jy ! Component: 950 - total flux cleaned = -0.00266933 Jy ! Component: 1000 - total flux cleaned = -0.00274177 Jy ! Component: 1050 - total flux cleaned = -0.00271802 Jy ! Component: 1100 - total flux cleaned = -0.00274172 Jy ! Component: 1150 - total flux cleaned = -0.00274173 Jy ! Component: 1200 - total flux cleaned = -0.00274176 Jy ! Component: 1250 - total flux cleaned = -0.00271933 Jy ! Component: 1300 - total flux cleaned = -0.00269682 Jy ! Component: 1350 - total flux cleaned = -0.00265249 Jy ! Component: 1400 - total flux cleaned = -0.0026525 Jy ! Component: 1450 - total flux cleaned = -0.00263053 Jy ! Component: 1500 - total flux cleaned = -0.00252315 Jy ! Component: 1550 - total flux cleaned = -0.0024808 Jy ! Component: 1600 - total flux cleaned = -0.00233401 Jy ! Component: 1650 - total flux cleaned = -0.00227199 Jy ! Component: 1700 - total flux cleaned = -0.00225153 Jy ! Component: 1750 - total flux cleaned = -0.00223119 Jy ! Component: 1800 - total flux cleaned = -0.00213023 Jy ! Component: 1850 - total flux cleaned = -0.00218996 Jy ! Component: 1900 - total flux cleaned = -0.00205103 Jy ! Component: 1950 - total flux cleaned = -0.00205093 Jy ! Component: 2000 - total flux cleaned = -0.00205094 Jy ! Total flux subtracted in 2048 components = -0.00193504 Jy ! Clean residual min=-0.001261 max=0.001132 Jy/beam ! Clean residual mean=0.000020 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.309932 Jy keep ! Adding 121 model components to the UV plane model. ! The established model now contains 242 components and 0.309932 Jy ![Exited script file: muppet] wmap "J1756+1535_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.334 x 4.151 at 21.22 degrees (North through East) ! Clean map min=-0.0019575 max=0.25883 Jy/beam ! Writing clean map to FITS file: J1756+1535_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 0.25883 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000342393 device "J1756+1535_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J1756+1535_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.396855 0.396855 0.79371 1.58742 3.17484 6.34968 12.6994 25.3987 50.7974 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.258 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.334 x 4.151 at 21.22 degrees (North through East) ! Clean map min=-0.0019575 max=0.25883 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1756+1535_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J1756+1535_S_2010_10_13_pus_map.gif/vgif' mapplot cln