! Started logfile: J1507-1652_S_2001_10_29_pus_uvs.log on Wed Feb 27 15:25:30 2008 obs J1507-1652_S_2001_10_29_pus_uva.fits ! Reading UV FITS file: J1507-1652_S_2001_10_29_pus_uva.fits ! AN table 1: 114 integrations on 153 of 153 possible baselines. ! AN table 2: 86 integrations on 153 of 153 possible baselines. ! AN table 3: 158 integrations on 153 of 153 possible baselines. ! Apparent sampling: 0.058075 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1507-1652 ! ! 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 2.22997e+09 8e+06 1 8e+06 ! 02 2 2.25997e+09 8e+06 1 8e+06 ! 03 3 2.34997e+09 8e+06 1 8e+06 ! 04 4 2.36997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2604 lines of history. ! ! Reading 12724 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 J1507-1652_S_2001_10_29_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 1584 telescope corrections were flagged in sub-array 1. ! A total of 1112 telescope corrections were flagged in sub-array 2. ! A total of 2450 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1584 telescope corrections were flagged in sub-array 1. ! A total of 1112 telescope corrections were flagged in sub-array 2. ! A total of 2450 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1584 telescope corrections were flagged in sub-array 1. ! A total of 1112 telescope corrections were flagged in sub-array 2. ! A total of 2450 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1584 telescope corrections were flagged in sub-array 1. ! A total of 1159 telescope corrections were flagged in sub-array 2. ! A total of 2674 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.793626Jy sigma=0.012162 ! Fit after self-cal, rms=1.324489Jy sigma=0.008693 ! 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=1.898 mas, bmaj=4.029 mas, bpa=7.219 degrees ! Estimated noise=1915.31 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 = 1.38604 Jy ! Component: 100 - total flux cleaned = 1.90126 Jy ! Total flux subtracted in 100 components = 1.90126 Jy ! Clean residual min=-0.075463 max=0.239550 Jy/beam ! Clean residual mean=0.001118 rms=0.026100 Jy/beam ! Combined flux in latest and established models = 1.90126 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 1.90126 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.719084Jy sigma=0.004117 ! Fit after self-cal, rms=0.716820Jy sigma=0.004103 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.273273 Jy ! Component: 100 - total flux cleaned = 0.427872 Jy ! Total flux subtracted in 100 components = 0.427872 Jy ! Clean residual min=-0.046132 max=0.080597 Jy/beam ! Clean residual mean=0.000165 rms=0.013548 Jy/beam ! Combined flux in latest and established models = 2.32913 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 30 components and 2.32913 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.536323Jy sigma=0.002460 ! Fit after self-cal, rms=0.535179Jy sigma=0.002448 ! Inverting map ! Added new window around map position (2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101342 Jy ! Component: 100 - total flux cleaned = 0.167921 Jy ! Total flux subtracted in 100 components = 0.167921 Jy ! Clean residual min=-0.035397 max=0.049393 Jy/beam ! Clean residual mean=-0.000194 rms=0.010381 Jy/beam ! Combined flux in latest and established models = 2.49705 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 40 components and 2.49705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.501204Jy sigma=0.002062 ! Fit after self-cal, rms=0.501003Jy sigma=0.002059 ! 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=2.871 mas, bmaj=5.092 mas, bpa=5.346 degrees ! Estimated noise=999.717 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 = 0.0827612 Jy ! Component: 100 - total flux cleaned = 0.124188 Jy ! Component: 150 - total flux cleaned = 0.146114 Jy ! Component: 200 - total flux cleaned = 0.150248 Jy ! Total flux subtracted in 200 components = 0.150248 Jy ! Clean residual min=-0.023158 max=0.035365 Jy/beam ! Clean residual mean=0.002323 rms=0.007418 Jy/beam ! Combined flux in latest and established models = 2.6473 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 63 components and 2.6473 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.488964Jy sigma=0.001897 ! Fit after self-cal, rms=0.488868Jy sigma=0.001896 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00* GG 1.00* HH 1.00* ! HN 0.93 KK 1.00* KP 0.99 LA 0.94 ! MA 1.00* MC 1.00* MK 1.04 NL 0.96 ! OV 0.95 PT 0.95 SC 0.98 TS 1.00* ! WF 1.03 WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 0.92 ! HN 0.98 KK 1.00* KP 1.02 LA 1.00* ! MA 2.00 MC 1.03 MK 1.00* NL 0.98 ! OV 1.00* PT 1.01 SC 0.98 TS 1.00* ! WF 0.78 WZ 1.10 ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.94 FD 1.00* GG 1.00* HH 0.89 ! HN 1.00* KK 0.99 KP 1.01 LA 1.01 ! MA 1.46 MC 1.04 MK 0.98 NL 1.00 ! OV 1.00 PT 1.02 SC 1.10 TS 1.00* ! WF 1.00* WZ 1.12 ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00* GG 1.00* HH 1.00* ! HN 0.99 KK 1.00* KP 1.10 LA 0.92 ! MA 1.00* MC 1.00* MK 1.08 NL 0.98 ! OV 0.98 PT 0.93 SC 0.98 TS 1.00* ! WF 0.99 WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 0.96 ! HN 0.99 KK 1.00* KP 1.07 LA 1.00* ! MA 3.67 MC 1.00 MK 1.00* NL 0.99 ! OV 1.00* PT 1.00 SC 1.00 TS 1.00* ! WF 0.97 WZ 1.08 ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.01 FD 1.00* GG 1.00* HH 0.91 ! HN 1.00* KK 0.98 KP 0.99 LA 0.98 ! MA 1.73 MC 0.93 MK 1.00 NL 1.02 ! OV 1.02 PT 1.00 SC 1.03 TS 1.00* ! WF 1.00* WZ 1.11 ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 0.98 KK 1.00* KP 0.98 LA 0.92 ! MA 1.00* MC 1.00* MK 1.01 NL 0.98 ! OV 1.00 PT 0.95 SC 0.99 TS 1.00* ! WF 1.34 WZ 1.00* ! ! A total of 60 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 1.12 ! HN 0.99 KK 1.00* KP 1.03 LA 1.00* ! MA 1.12 MC 1.16 MK 1.00* NL 1.01 ! OV 1.00* PT 1.03 SC 1.00 TS 1.00* ! WF 1.01 WZ 1.10 ! ! A total of 192 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 0.96 ! HN 1.00* KK 0.99 KP 1.00 LA 1.00 ! MA 1.29 MC 0.99 MK 0.95 NL 1.00 ! OV 1.02 PT 1.02 SC 1.07 TS 1.00* ! WF 1.00* WZ 1.07 ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00* GG 1.00* HH 1.00* ! HN 1.01 KK 1.00* KP 0.99 LA 0.96 ! MA 1.00* MC 1.00* MK 1.07 NL 1.03 ! OV 0.99 PT 0.86 SC 1.00 TS 1.00* ! WF 1.00 WZ 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* GG 1.00* HH 1.03 ! HN 1.00 KK 1.00* KP 1.03 LA 1.00* ! MA 1.00* MC 1.00* MK 1.00* NL 1.04 ! OV 1.00* PT 1.03 SC 1.01 TS 1.00* ! WF 1.00 WZ 1.06 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00 FD 1.00* GG 1.00* HH 1.00* ! HN 1.00* KK 0.96 KP 1.01 LA 1.00 ! MA 1.00* MC 1.00* MK 1.00 NL 1.04 ! OV 1.01 PT 1.01 SC 1.06 TS 1.00* ! WF 1.00* WZ 1.00* ! ! ! Fit before self-cal, rms=0.488868Jy sigma=0.001896 ! Fit after self-cal, rms=0.674679Jy sigma=0.001601 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.896 mas, bmaj=5.993 mas, bpa=3.872 degrees ! Estimated noise=1029.25 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) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00633056 Jy ! Component: 100 - total flux cleaned = 0.00597475 Jy ! Component: 150 - total flux cleaned = 0.0056437 Jy ! Component: 200 - total flux cleaned = 0.00534649 Jy ! Total flux subtracted in 200 components = 0.00534649 Jy ! Clean residual min=-0.010758 max=0.012536 Jy/beam ! Clean residual mean=0.001236 rms=0.002896 Jy/beam ! Combined flux in latest and established models = 2.65265 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 70 components and 2.65265 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.674274Jy sigma=0.001595 ! Fit after self-cal, rms=0.675195Jy sigma=0.001594 ! 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=0.675195Jy sigma=0.001594 ! Fit after self-cal, rms=0.682340Jy sigma=0.001593 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.893 mas, bmaj=5.981 mas, bpa=3.999 degrees ! Estimated noise=1027.6 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0030224 Jy ! Component: 100 - total flux cleaned = 0.00273693 Jy ! Component: 150 - total flux cleaned = 0.00249202 Jy ! Component: 200 - total flux cleaned = 0.00225814 Jy ! Total flux subtracted in 200 components = 0.00225814 Jy ! Clean residual min=-0.009064 max=0.012128 Jy/beam ! Clean residual mean=0.001216 rms=0.002753 Jy/beam ! Combined flux in latest and established models = 2.65491 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 72 components and 2.65491 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.682051Jy sigma=0.001590 ! Fit after self-cal, rms=0.682019Jy sigma=0.001590 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 (25.5, 49). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101316 Jy ! Component: 100 - total flux cleaned = 0.0129043 Jy ! Component: 150 - total flux cleaned = 0.0139831 Jy ! Component: 200 - total flux cleaned = 0.0141778 Jy ! Total flux subtracted in 200 components = 0.0141778 Jy ! Clean residual min=-0.007799 max=0.009437 Jy/beam ! Clean residual mean=0.000932 rms=0.002400 Jy/beam ! Combined flux in latest and established models = 2.66909 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 2.66909 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.681693Jy sigma=0.001586 ! Fit after self-cal, rms=0.681672Jy sigma=0.001586 ! 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=0.681672Jy sigma=0.001586 ! Fit after self-cal, rms=0.680358Jy sigma=0.001586 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.892 mas, bmaj=5.971 mas, bpa=4.112 degrees ! Estimated noise=1026.56 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0020723 Jy ! Component: 100 - total flux cleaned = 0.00269881 Jy ! Component: 150 - total flux cleaned = 0.0032564 Jy ! Component: 200 - total flux cleaned = 0.0037741 Jy ! Total flux subtracted in 200 components = 0.0037741 Jy ! Clean residual min=-0.007331 max=0.009132 Jy/beam ! Clean residual mean=0.000935 rms=0.002320 Jy/beam ! Combined flux in latest and established models = 2.67286 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 91 components and 2.67286 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.680155Jy sigma=0.001584 ! Fit after self-cal, rms=0.680128Jy sigma=0.001584 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 = 0.00027837 Jy ! Component: 100 - total flux cleaned = 0.00028029 Jy ! Component: 150 - total flux cleaned = 0.000429115 Jy ! Component: 200 - total flux cleaned = 0.000572001 Jy ! Total flux subtracted in 200 components = 0.000572001 Jy ! Clean residual min=-0.007319 max=0.008918 Jy/beam ! Clean residual mean=0.000924 rms=0.002272 Jy/beam ! Combined flux in latest and established models = 2.67343 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 2.67343 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.679986Jy sigma=0.001583 ! Fit after self-cal, rms=0.679969Jy sigma=0.001583 ! 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=0.679969Jy sigma=0.001583 ! Fit after self-cal, rms=0.679527Jy sigma=0.001583 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=6.601 mas, bmaj=11.41 mas, bpa=1.379 degrees ! Estimated noise=1341.03 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000982184 Jy ! Component: 100 - total flux cleaned = 0.00230148 Jy ! Component: 150 - total flux cleaned = 0.00322372 Jy ! Component: 200 - total flux cleaned = 0.00387963 Jy ! Total flux subtracted in 200 components = 0.00387963 Jy ! Clean residual min=-0.008421 max=0.010393 Jy/beam ! Clean residual mean=0.002181 rms=0.003085 Jy/beam ! Combined flux in latest and established models = 2.67731 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 113 components and 2.67731 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.679541Jy sigma=0.001583 ! Fit after self-cal, rms=0.679544Jy sigma=0.001583 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 = -0.000126803 Jy ! Component: 100 - total flux cleaned = 0.000203543 Jy ! Component: 150 - total flux cleaned = 0.000479334 Jy ! Component: 200 - total flux cleaned = 0.000634129 Jy ! Total flux subtracted in 200 components = 0.000634129 Jy ! Clean residual min=-0.008012 max=0.010058 Jy/beam ! Clean residual mean=0.002142 rms=0.003000 Jy/beam ! Combined flux in latest and established models = 2.67794 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 123 components and 2.67794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.679575Jy sigma=0.001583 ! Fit after self-cal, rms=0.679571Jy sigma=0.001583 ! 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=2.891 mas, bmaj=5.967 mas, bpa=4.186 degrees ! Estimated noise=1026.18 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.891 x 5.967 at 4.186 degrees (North through East) ! Clean map min=-0.0077476 max=1.9425 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=0.679571Jy sigma=0.001583 ! Fit after self-cal, rms=0.505742Jy sigma=0.001219 ! Inverting map and beam ! Estimated beam: bmin=2.891 mas, bmaj=5.961 mas, bpa=4.127 degrees ! Estimated noise=1026.55 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.28266e-06 Jy ! Component: 100 - total flux cleaned = -0.000363348 Jy ! Component: 150 - total flux cleaned = -0.000698796 Jy ! Component: 200 - total flux cleaned = -0.000848398 Jy ! Total flux subtracted in 200 components = -0.000848398 Jy ! Clean residual min=-0.005911 max=0.007772 Jy/beam ! Clean residual mean=0.000839 rms=0.001878 Jy/beam ! Combined flux in latest and established models = 2.6771 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 136 components and 2.6771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.505592Jy sigma=0.001217 ! Fit after self-cal, rms=0.505573Jy sigma=0.001217 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.84146e-05 Jy ! Component: 100 - total flux cleaned = -0.00019638 Jy ! Component: 150 - total flux cleaned = -0.000197104 Jy ! Component: 200 - total flux cleaned = -0.000559541 Jy ! Total flux subtracted in 200 components = -0.000559541 Jy ! Clean residual min=-0.005995 max=0.007479 Jy/beam ! Clean residual mean=0.000858 rms=0.001842 Jy/beam ! Combined flux in latest and established models = 2.67654 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 138 components and 2.67654 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.505489Jy sigma=0.001216 ! Fit after self-cal, rms=0.505482Jy sigma=0.001216 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.505482Jy sigma=0.001216 ! Fit after self-cal, rms=0.502095Jy sigma=0.001216 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=1.942 mas, bmaj=3.976 mas, bpa=8.232 degrees ! Estimated noise=2046.29 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.44725 Jy ! Component: 100 - total flux cleaned = 1.96556 Jy ! Component: 150 - total flux cleaned = 2.22633 Jy ! Component: 200 - total flux cleaned = 2.37228 Jy ! Total flux subtracted in 200 components = 2.37228 Jy ! Clean residual min=-0.034153 max=0.074232 Jy/beam ! Clean residual mean=0.000620 rms=0.009284 Jy/beam ! Combined flux in latest and established models = 2.37228 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 33 model components to the UV plane model. ! The established model now contains 33 components and 2.37228 Jy ! Inverting map and beam ! Estimated beam: bmin=2.891 mas, bmaj=5.956 mas, bpa=4.179 degrees ! Estimated noise=1026.08 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 = 0.13434 Jy ! Component: 100 - total flux cleaned = 0.202876 Jy ! Component: 150 - total flux cleaned = 0.240876 Jy ! Component: 200 - total flux cleaned = 0.262447 Jy ! Total flux subtracted in 200 components = 0.262447 Jy ! Clean residual min=-0.008979 max=0.014481 Jy/beam ! Clean residual mean=0.001677 rms=0.002861 Jy/beam ! Combined flux in latest and established models = 2.63472 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 58 components and 2.63472 Jy ! Inverting map ! Added new window around map position (0, 5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0146 Jy ! Component: 100 - total flux cleaned = 0.0202093 Jy ! Component: 150 - total flux cleaned = 0.0251588 Jy ! Component: 200 - total flux cleaned = 0.0284657 Jy ! Total flux subtracted in 200 components = 0.0284657 Jy ! Clean residual min=-0.006660 max=0.009324 Jy/beam ! Clean residual mean=0.001085 rms=0.002103 Jy/beam ! Combined flux in latest and established models = 2.66319 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 78 components and 2.66319 Jy ! Inverting map ! Added new window around map position (-7, -6.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00877794 Jy ! Component: 100 - total flux cleaned = 0.0105759 Jy ! Component: 150 - total flux cleaned = 0.0121737 Jy ! Component: 200 - total flux cleaned = 0.0134171 Jy ! Total flux subtracted in 200 components = 0.0134171 Jy ! Clean residual min=-0.006665 max=0.007845 Jy/beam ! Clean residual mean=0.000785 rms=0.001791 Jy/beam ! Combined flux in latest and established models = 2.67661 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 97 components and 2.67661 Jy ! Inverting map ! Added new window around map position (38, -12.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00762239 Jy ! Component: 100 - total flux cleaned = 0.0110562 Jy ! Component: 150 - total flux cleaned = 0.0128629 Jy ! Component: 200 - total flux cleaned = 0.0135464 Jy ! Total flux subtracted in 200 components = 0.0135464 Jy ! Clean residual min=-0.006048 max=0.005698 Jy/beam ! Clean residual mean=0.000514 rms=0.001612 Jy/beam ! Combined flux in latest and established models = 2.69015 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 117 components and 2.69015 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=6.606 mas, bmaj=11.4 mas, bpa=1.341 degrees ! Estimated noise=1340.32 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00483055 Jy ! Component: 100 - total flux cleaned = 0.0073201 Jy ! Component: 150 - total flux cleaned = 0.00938226 Jy ! Component: 200 - total flux cleaned = 0.0107783 Jy ! Total flux subtracted in 200 components = 0.0107783 Jy ! Clean residual min=-0.004909 max=0.006487 Jy/beam ! Clean residual mean=0.000764 rms=0.001977 Jy/beam ! Combined flux in latest and established models = 2.70093 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 = 0.000992333 Jy ! Component: 100 - total flux cleaned = 0.00160919 Jy ! Component: 150 - total flux cleaned = 0.00216813 Jy ! Component: 200 - total flux cleaned = 0.00260405 Jy ! Total flux subtracted in 200 components = 0.00260405 Jy ! Clean residual min=-0.004773 max=0.006451 Jy/beam ! Clean residual mean=0.000631 rms=0.001909 Jy/beam ! Combined flux in latest and established models = 2.70354 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 158 components and 2.70354 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.891 mas, bmaj=5.956 mas, bpa=4.179 degrees ! Estimated noise=1026.08 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0010101 Jy ! Component: 100 - total flux cleaned = -0.0013243 Jy ! Component: 150 - total flux cleaned = -0.00175837 Jy ! Component: 200 - total flux cleaned = -0.00203332 Jy ! Total flux subtracted in 200 components = -0.00203332 Jy ! Clean residual min=-0.005621 max=0.005132 Jy/beam ! Clean residual mean=0.000294 rms=0.001431 Jy/beam ! Combined flux in latest and established models = 2.7015 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 169 components and 2.7015 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.501324Jy sigma=0.001212 ! Fit after self-cal, rms=0.501253Jy sigma=0.001211 wmodel J1507-1652_S_2001_10_29_pus_map.mod ! Writing 169 model components to file: J1507-1652_S_2001_10_29_pus_map.mod wobs J1507-1652_S_2001_10_29_pus_uvs.fits ! Writing UV FITS file: J1507-1652_S_2001_10_29_pus_uvs.fits wwins J1507-1652_S_2001_10_29_pus_map.win ! wwins: Wrote 6 windows to J1507-1652_S_2001_10_29_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 = 0.000437477 Jy ! Component: 100 - total flux cleaned = 0.000899069 Jy ! Component: 150 - total flux cleaned = 0.00150864 Jy ! Component: 200 - total flux cleaned = 0.00184221 Jy ! Component: 250 - total flux cleaned = 0.00192242 Jy ! Component: 300 - total flux cleaned = 0.00200154 Jy ! Component: 350 - total flux cleaned = 0.00215456 Jy ! Component: 400 - total flux cleaned = 0.00222864 Jy ! Component: 450 - total flux cleaned = 0.00244708 Jy ! Component: 500 - total flux cleaned = 0.00280321 Jy ! Component: 550 - total flux cleaned = 0.00301333 Jy ! Component: 600 - total flux cleaned = 0.00328943 Jy ! Component: 650 - total flux cleaned = 0.00342605 Jy ! Component: 700 - total flux cleaned = 0.00376159 Jy ! Component: 750 - total flux cleaned = 0.00396049 Jy ! Component: 800 - total flux cleaned = 0.00428678 Jy ! Component: 850 - total flux cleaned = 0.00441534 Jy ! Component: 900 - total flux cleaned = 0.0046067 Jy ! Component: 950 - total flux cleaned = 0.00485901 Jy ! Component: 1000 - total flux cleaned = 0.00517 Jy ! Component: 1050 - total flux cleaned = 0.00541581 Jy ! Component: 1100 - total flux cleaned = 0.00559799 Jy ! Component: 1150 - total flux cleaned = 0.00571802 Jy ! Component: 1200 - total flux cleaned = 0.00577781 Jy ! Component: 1250 - total flux cleaned = 0.0060139 Jy ! Component: 1300 - total flux cleaned = 0.00613081 Jy ! Component: 1350 - total flux cleaned = 0.00630464 Jy ! Component: 1400 - total flux cleaned = 0.00653355 Jy ! Component: 1450 - total flux cleaned = 0.00659003 Jy ! Component: 1500 - total flux cleaned = 0.00675887 Jy ! Component: 1550 - total flux cleaned = 0.00692591 Jy ! Component: 1600 - total flux cleaned = 0.00703585 Jy ! Component: 1650 - total flux cleaned = 0.00714483 Jy ! Component: 1700 - total flux cleaned = 0.00719886 Jy ! Component: 1750 - total flux cleaned = 0.00725308 Jy ! Component: 1800 - total flux cleaned = 0.00746676 Jy ! Component: 1850 - total flux cleaned = 0.00751977 Jy ! Component: 1900 - total flux cleaned = 0.00762496 Jy ! Component: 1950 - total flux cleaned = 0.00778124 Jy ! Component: 2000 - total flux cleaned = 0.00788436 Jy ! Total flux subtracted in 2048 components = 0.00798671 Jy ! Clean residual min=-0.003248 max=0.002919 Jy/beam ! Clean residual mean=0.000137 rms=0.000931 Jy/beam ! Combined flux in latest and established models = 2.70949 Jy keep ! Adding 116 model components to the UV plane model. ! The established model now contains 285 components and 2.70949 Jy ![Exited script file: muppet] wmap "J1507-1652_S_2001_10_29_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.891 x 5.956 at 4.179 degrees (North through East) ! Clean map min=-0.0053544 max=1.9418 Jy/beam ! Writing clean map to FITS file: J1507-1652_S_2001_10_29_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 1.94179 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000927396 device "J1507-1652_S_2001_10_29_pus\_map.eps/VPS" ! Attempting to open device: 'J1507-1652_S_2001_10_29_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.14328 0.14328 0.28656 0.57312 1.14624 2.29248 4.58496 9.16992 18.3398 36.6797 73.3593 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0027 print "peak=",int(1000*peak_flux)/1000 ! peak= 1.941 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.891 x 5.956 at 4.179 degrees (North through East) ! Clean map min=-0.0053544 max=1.9418 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1507-1652_S_2001_10_29_pus\_map.gif/vgif" ! Attempting to open device: 'J1507-1652_S_2001_10_29_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J1507-1652_S_2001_10_29_pus_uvs.log closed on Wed Feb 27 15:25:43 2008