! Started logfile: J1454-3747_S_2008_04_02_pus_uvs.log on Mon Feb 22 21:41:22 2010 obs J1454-3747_S_2008_04_02_pus_uva.fits ! Reading UV FITS file: J1454-3747_S_2008_04_02_pus_uva.fits ! AN table 1: 18 integrations on 120 of 120 possible baselines. ! AN table 2: 17 integrations on 120 of 120 possible baselines. ! AN table 3: 16 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.111275 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1454-3747 ! ! 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 984 lines of history. ! ! Reading 2724 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 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 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 185 telescope corrections were flagged in sub-array 1. ! A total of 208 telescope corrections were flagged in sub-array 2. ! A total of 175 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.390585Jy sigma=0.002819 ! Fit after self-cal, rms=0.321998Jy sigma=0.002281 ! 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=2.968 mas, bmaj=20.47 mas, bpa=-2.09 degrees ! Estimated noise=2865.25 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 = 0.635993 Jy ! Component: 100 - total flux cleaned = 0.779996 Jy ! Total flux subtracted in 100 components = 0.779996 Jy ! Clean residual min=-0.045703 max=0.060741 Jy/beam ! Clean residual mean=0.001783 rms=0.017100 Jy/beam ! Combined flux in latest and established models = 0.779996 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.779996 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.288806Jy sigma=0.002093 ! Fit after self-cal, rms=0.288828Jy sigma=0.002093 ! 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=3.746 mas, bmaj=23.03 mas, bpa=-3.024 degrees ! Estimated noise=1852.21 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 = 0.0935165 Jy ! Component: 100 - total flux cleaned = 0.140108 Jy ! Component: 150 - total flux cleaned = 0.164822 Jy ! Component: 200 - total flux cleaned = 0.168769 Jy ! Total flux subtracted in 200 components = 0.168769 Jy ! Clean residual min=-0.035880 max=0.046277 Jy/beam ! Clean residual mean=0.000164 rms=0.012131 Jy/beam ! Combined flux in latest and established models = 0.948765 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 41 components and 0.948765 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.260583Jy sigma=0.001862 ! Fit after self-cal, rms=0.260393Jy sigma=0.001861 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.06 HH 1.00* HN 1.30 ! KK 1.00* KP 1.00 LA 1.18 MK 1.00* ! NL 1.01 NY 1.00* ON 1.00* OV 1.02 ! PT 0.98 SC 1.11 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.03 HH 1.00* HN 1.00* ! KK 1.00* KP 1.06 LA 1.25 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.05 SC 1.04 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.01 HH 1.00* HN 1.00* ! KK 1.07 KP 0.97 LA 1.18 MK 0.79 ! NL 1.00* NY 1.00* ON 1.00* OV 0.88 ! PT 0.96 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.15 HH 1.00* HN 1.36 ! KK 1.00* KP 1.09 LA 1.13 MK 1.00* ! NL 0.99 NY 1.00* ON 1.00* OV 1.02 ! PT 0.98 SC 1.07 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.10 HH 1.00* HN 1.00* ! KK 1.00* KP 1.10 LA 1.17 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.00 SC 1.11 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.08 HH 1.00* HN 1.00* ! KK 0.98 KP 1.00 LA 1.09 MK 0.81 ! NL 1.00* NY 1.00* ON 1.00* OV 0.89 ! PT 0.95 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.14 HH 1.00* HN 1.40 ! KK 1.00* KP 1.03 LA 0.87 MK 1.00* ! NL 1.05 NY 1.00* ON 1.00* OV 1.09 ! PT 1.04 SC 1.01 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.12 HH 1.00* HN 1.00* ! KK 1.00* KP 1.08 LA 0.91 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 1.06 SC 1.01 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.12 HH 1.00* HN 1.00* ! KK 1.02 KP 0.98 LA 0.82 MK 0.82 ! NL 1.00* NY 1.00* ON 1.00* OV 0.92 ! PT 1.02 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.10 HH 1.00* HN 1.26 ! KK 1.00* KP 0.93 LA 0.73 MK 1.00* ! NL 0.93 NY 1.00* ON 1.00* OV 0.89 ! PT 0.91 SC 1.06 WZ 1.00* ZC 1.00* ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.14 HH 1.00* HN 1.00* ! KK 1.00* KP 0.99 LA 0.71 MK 1.00* ! NL 1.00* NY 1.00* ON 1.00* OV 1.00* ! PT 0.93 SC 1.03 WZ 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 1.04 HH 1.00* HN 1.00* ! KK 1.00 KP 0.89 LA 0.72 MK 0.92 ! NL 1.00* NY 1.00* ON 1.00* OV 0.77 ! PT 0.88 SC 1.00* WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.260393Jy sigma=0.001861 ! Fit after self-cal, rms=0.196150Jy sigma=0.001334 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.728 mas, bmaj=23.95 mas, bpa=-2.824 degrees ! Estimated noise=1853.91 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 = -0.0050469 Jy ! Component: 100 - total flux cleaned = -0.0046595 Jy ! Component: 150 - total flux cleaned = -0.00398846 Jy ! Component: 200 - total flux cleaned = -0.00312636 Jy ! Total flux subtracted in 200 components = -0.00312636 Jy ! Clean residual min=-0.011443 max=0.018846 Jy/beam ! Clean residual mean=0.001020 rms=0.004768 Jy/beam ! Combined flux in latest and established models = 0.945639 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.945638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.194395Jy sigma=0.001325 ! Fit after self-cal, rms=0.194742Jy sigma=0.001323 ! 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=0.194742Jy sigma=0.001323 ! Fit after self-cal, rms=0.194893Jy sigma=0.001321 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.719 mas, bmaj=24.05 mas, bpa=-2.792 degrees ! Estimated noise=1847.13 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0049188 Jy ! Component: 100 - total flux cleaned = -0.00462646 Jy ! Component: 150 - total flux cleaned = -0.00389411 Jy ! Component: 200 - total flux cleaned = -0.0034722 Jy ! Total flux subtracted in 200 components = -0.0034722 Jy ! Clean residual min=-0.010234 max=0.017772 Jy/beam ! Clean residual mean=0.000945 rms=0.004369 Jy/beam ! Combined flux in latest and established models = 0.942166 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 63 components and 0.942166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193875Jy sigma=0.001317 ! Fit after self-cal, rms=0.193860Jy sigma=0.001316 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 = 0.000442205 Jy ! Component: 100 - total flux cleaned = 0.000795617 Jy ! Component: 150 - total flux cleaned = 0.00130141 Jy ! Component: 200 - total flux cleaned = 0.00176981 Jy ! Total flux subtracted in 200 components = 0.00176981 Jy ! Clean residual min=-0.009921 max=0.017680 Jy/beam ! Clean residual mean=0.000892 rms=0.004280 Jy/beam ! Combined flux in latest and established models = 0.943936 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 74 components and 0.943936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193502Jy sigma=0.001315 ! Fit after self-cal, rms=0.193482Jy sigma=0.001315 ! 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=0.193482Jy sigma=0.001315 ! Fit after self-cal, rms=0.194028Jy sigma=0.001313 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.709 mas, bmaj=24.14 mas, bpa=-2.753 degrees ! Estimated noise=1843.98 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00385049 Jy ! Component: 100 - total flux cleaned = -0.0038634 Jy ! Component: 150 - total flux cleaned = -0.00352321 Jy ! Component: 200 - total flux cleaned = -0.00321999 Jy ! Total flux subtracted in 200 components = -0.00321999 Jy ! Clean residual min=-0.009229 max=0.016593 Jy/beam ! Clean residual mean=0.000860 rms=0.004031 Jy/beam ! Combined flux in latest and established models = 0.940716 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 0.940716 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193506Jy sigma=0.001311 ! Fit after self-cal, rms=0.193501Jy sigma=0.001311 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 = 0.000146982 Jy ! Component: 100 - total flux cleaned = 0.000281988 Jy ! Component: 150 - total flux cleaned = 0.000539625 Jy ! Component: 200 - total flux cleaned = 0.000777 Jy ! Total flux subtracted in 200 components = 0.000777 Jy ! Clean residual min=-0.009150 max=0.016381 Jy/beam ! Clean residual mean=0.000837 rms=0.003974 Jy/beam ! Combined flux in latest and established models = 0.941493 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 0.941493 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193288Jy sigma=0.001310 ! Fit after self-cal, rms=0.193269Jy sigma=0.001310 ! 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=0.193269Jy sigma=0.001310 ! Fit after self-cal, rms=0.193675Jy sigma=0.001309 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.993 mas, bmaj=28.59 mas, bpa=-5.166 degrees ! Estimated noise=2171.57 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197009 Jy ! Component: 100 - total flux cleaned = 0.00179843 Jy ! Component: 150 - total flux cleaned = 0.00165251 Jy ! Component: 200 - total flux cleaned = 0.00151179 Jy ! Total flux subtracted in 200 components = 0.00151179 Jy ! Clean residual min=-0.010194 max=0.017900 Jy/beam ! Clean residual mean=0.001154 rms=0.005104 Jy/beam ! Combined flux in latest and established models = 0.943005 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 86 components and 0.943005 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193572Jy sigma=0.001309 ! Fit after self-cal, rms=0.193503Jy sigma=0.001309 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 = 0.000344497 Jy ! Component: 100 - total flux cleaned = 0.000212506 Jy ! Component: 150 - total flux cleaned = 0.000212917 Jy ! Component: 200 - total flux cleaned = 0.000211411 Jy ! Total flux subtracted in 200 components = 0.000211411 Jy ! Clean residual min=-0.010008 max=0.017450 Jy/beam ! Clean residual mean=0.001145 rms=0.005068 Jy/beam ! Combined flux in latest and established models = 0.943216 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 88 components and 0.943217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.193479Jy sigma=0.001309 ! Fit after self-cal, rms=0.193432Jy sigma=0.001309 ! 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=3.703 mas, bmaj=24.21 mas, bpa=-2.728 degrees ! Estimated noise=1841.58 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.703 x 24.21 at -2.728 degrees (North through East) ! Clean map min=-0.0089274 max=0.83937 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=0.193432Jy sigma=0.001309 ! Fit after self-cal, rms=0.177545Jy sigma=0.001157 ! Inverting map and beam ! Estimated beam: bmin=3.689 mas, bmaj=24.26 mas, bpa=-2.751 degrees ! Estimated noise=1832.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00440598 Jy ! Component: 100 - total flux cleaned = -0.00481964 Jy ! Component: 150 - total flux cleaned = -0.00470924 Jy ! Component: 200 - total flux cleaned = -0.00481159 Jy ! Total flux subtracted in 200 components = -0.00481158 Jy ! Clean residual min=-0.008695 max=0.015443 Jy/beam ! Clean residual mean=0.000805 rms=0.003652 Jy/beam ! Combined flux in latest and established models = 0.938405 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 100 components and 0.938405 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177256Jy sigma=0.001155 ! Fit after self-cal, rms=0.177233Jy sigma=0.001155 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000151231 Jy ! Component: 100 - total flux cleaned = 4.90074e-05 Jy ! Component: 150 - total flux cleaned = 0.000142866 Jy ! Component: 200 - total flux cleaned = 0.000142366 Jy ! Total flux subtracted in 200 components = 0.000142366 Jy ! Clean residual min=-0.008744 max=0.015139 Jy/beam ! Clean residual mean=0.000800 rms=0.003616 Jy/beam ! Combined flux in latest and established models = 0.938547 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.938547 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177112Jy sigma=0.001155 ! Fit after self-cal, rms=0.177103Jy sigma=0.001154 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177103Jy sigma=0.001154 ! Fit after self-cal, rms=0.177270Jy sigma=0.001154 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=2.931 mas, bmaj=21.39 mas, bpa=-1.855 degrees ! Estimated noise=2843.02 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.626889 Jy ! Component: 100 - total flux cleaned = 0.765856 Jy ! Component: 150 - total flux cleaned = 0.821924 Jy ! Component: 200 - total flux cleaned = 0.853778 Jy ! Total flux subtracted in 200 components = 0.853778 Jy ! Clean residual min=-0.013973 max=0.024227 Jy/beam ! Clean residual mean=0.001085 rms=0.005243 Jy/beam ! Combined flux in latest and established models = 0.853778 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.853777 Jy ! Inverting map and beam ! Estimated beam: bmin=3.689 mas, bmaj=24.3 mas, bpa=-2.74 degrees ! Estimated noise=1829.46 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 = 0.036012 Jy ! Component: 100 - total flux cleaned = 0.0551599 Jy ! Component: 150 - total flux cleaned = 0.0669123 Jy ! Component: 200 - total flux cleaned = 0.0742207 Jy ! Total flux subtracted in 200 components = 0.0742207 Jy ! Clean residual min=-0.009979 max=0.016409 Jy/beam ! Clean residual mean=0.000966 rms=0.003835 Jy/beam ! Combined flux in latest and established models = 0.927998 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 71 components and 0.927998 Jy ! Inverting map ! Added new window around map position (-10.5, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0147182 Jy ! Component: 100 - total flux cleaned = 0.0224407 Jy ! Component: 150 - total flux cleaned = 0.0261111 Jy ! Component: 200 - total flux cleaned = 0.0273917 Jy ! Total flux subtracted in 200 components = 0.0273917 Jy ! Clean residual min=-0.008521 max=0.007990 Jy/beam ! Clean residual mean=0.000196 rms=0.002406 Jy/beam ! Combined flux in latest and established models = 0.95539 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 136 components and 0.95539 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=8.98 mas, bmaj=28.7 mas, bpa=-5.21 degrees ! Estimated noise=2164.43 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128926 Jy ! Component: 100 - total flux cleaned = 0.00231678 Jy ! Component: 150 - total flux cleaned = 0.00313333 Jy ! Component: 200 - total flux cleaned = 0.00331112 Jy ! Total flux subtracted in 200 components = 0.00331112 Jy ! Clean residual min=-0.007886 max=0.008686 Jy/beam ! Clean residual mean=0.000197 rms=0.002867 Jy/beam ! Combined flux in latest and established models = 0.958701 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 = 8.23226e-05 Jy ! Component: 100 - total flux cleaned = 0.000234622 Jy ! Component: 150 - total flux cleaned = 0.00030235 Jy ! Component: 200 - total flux cleaned = 0.000366427 Jy ! Total flux subtracted in 200 components = 0.000366427 Jy ! Clean residual min=-0.007851 max=0.008610 Jy/beam ! Clean residual mean=0.000188 rms=0.002858 Jy/beam ! Combined flux in latest and established models = 0.959067 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 171 components and 0.959068 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.689 mas, bmaj=24.3 mas, bpa=-2.74 degrees ! Estimated noise=1829.46 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00121619 Jy ! Component: 100 - total flux cleaned = -0.00133514 Jy ! Component: 150 - total flux cleaned = -0.00103031 Jy ! Component: 200 - total flux cleaned = -0.000850483 Jy ! Total flux subtracted in 200 components = -0.000850482 Jy ! Clean residual min=-0.008710 max=0.007684 Jy/beam ! Clean residual mean=0.000153 rms=0.002274 Jy/beam ! Combined flux in latest and established models = 0.958217 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 197 components and 0.958217 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175244Jy sigma=0.001143 ! Fit after self-cal, rms=0.174997Jy sigma=0.001141 wmodel J1454-3747_S_2008_04_02_pus_map.mod ! Writing 197 model components to file: J1454-3747_S_2008_04_02_pus_map.mod wobs J1454-3747_S_2008_04_02_pus_uvs.fits ! Writing UV FITS file: J1454-3747_S_2008_04_02_pus_uvs.fits wwins J1454-3747_S_2008_04_02_pus_map.win ! wwins: Wrote 2 windows to J1454-3747_S_2008_04_02_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 = -0.00270572 Jy ! Component: 100 - total flux cleaned = -0.00321711 Jy ! Component: 150 - total flux cleaned = -0.00322044 Jy ! Component: 200 - total flux cleaned = -0.00322045 Jy ! Component: 250 - total flux cleaned = -0.00381004 Jy ! Component: 300 - total flux cleaned = -0.00427618 Jy ! Component: 350 - total flux cleaned = -0.00454368 Jy ! Component: 400 - total flux cleaned = -0.00480284 Jy ! Component: 450 - total flux cleaned = -0.00472069 Jy ! Component: 500 - total flux cleaned = -0.00464066 Jy ! Component: 550 - total flux cleaned = -0.00463952 Jy ! Component: 600 - total flux cleaned = -0.00448759 Jy ! Component: 650 - total flux cleaned = -0.00463519 Jy ! Component: 700 - total flux cleaned = -0.00456458 Jy ! Component: 750 - total flux cleaned = -0.00484709 Jy ! Component: 800 - total flux cleaned = -0.00491498 Jy ! Component: 850 - total flux cleaned = -0.004982 Jy ! Component: 900 - total flux cleaned = -0.00504829 Jy ! Component: 950 - total flux cleaned = -0.00511175 Jy ! Component: 1000 - total flux cleaned = -0.00511147 Jy ! Component: 1050 - total flux cleaned = -0.00511193 Jy ! Component: 1100 - total flux cleaned = -0.00511114 Jy ! Component: 1150 - total flux cleaned = -0.00517046 Jy ! Component: 1200 - total flux cleaned = -0.00516977 Jy ! Component: 1250 - total flux cleaned = -0.00505407 Jy ! Component: 1300 - total flux cleaned = -0.00499824 Jy ! Component: 1350 - total flux cleaned = -0.00494262 Jy ! Component: 1400 - total flux cleaned = -0.00488739 Jy ! Component: 1450 - total flux cleaned = -0.00477906 Jy ! Component: 1500 - total flux cleaned = -0.00477906 Jy ! Component: 1550 - total flux cleaned = -0.00477859 Jy ! Component: 1600 - total flux cleaned = -0.0047784 Jy ! Component: 1650 - total flux cleaned = -0.00472754 Jy ! Component: 1700 - total flux cleaned = -0.00477795 Jy ! Component: 1750 - total flux cleaned = -0.00472826 Jy ! Component: 1800 - total flux cleaned = -0.00472798 Jy ! Component: 1850 - total flux cleaned = -0.00467934 Jy ! Component: 1900 - total flux cleaned = -0.00463094 Jy ! Component: 1950 - total flux cleaned = -0.00458378 Jy ! Component: 2000 - total flux cleaned = -0.00453709 Jy ! Total flux subtracted in 2048 components = -0.00439865 Jy ! Clean residual min=-0.003165 max=0.003122 Jy/beam ! Clean residual mean=0.000184 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.953818 Jy keep ! Adding 171 model components to the UV plane model. ! The established model now contains 367 components and 0.953818 Jy wmap "J1454-3747_S_2008_04_02_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.689 x 24.3 at -2.74 degrees (North through East) ! Clean map min=-0.0072808 max=0.8318 Jy/beam ! Writing clean map to FITS file: J1454-3747_S_2008_04_02_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.831799 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00106916 device "J1454-3747_S_2008_04_02_pus\_map.eps/VPS" ! Attempting to open device: 'J1454-3747_S_2008_04_02_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.385609 0.385609 0.771218 1.54244 3.08487 6.16974 12.3395 24.679 49.358 98.7159 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.831 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.689 x 24.3 at -2.74 degrees (North through East) ! Clean map min=-0.0072808 max=0.8318 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1454-3747_S_2008_04_02_pus\_map.gif/vgif" ! Attempting to open device: 'J1454-3747_S_2008_04_02_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1454-3747_S_2008_04_02_pus_uvs.log closed on Mon Feb 22 21:41:26 2010