! Started logfile: J1642+6856_S_2010_06_23_pus_uvs.log on Sun Jan 30 13:54:28 2011 obs J1642+6856_S_2010_06_23_pus_uva.fits ! Reading UV FITS file: J1642+6856_S_2010_06_23_pus_uva.fits ! AN table 1: 52 integrations on 105 of 105 possible baselines. ! AN table 2: 10 integrations on 105 of 105 possible baselines. ! AN table 3: 35 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.384683 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1642+6856 ! ! 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 3685 lines of history. ! ! Reading 15672 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 J1642+6856_S_2010_06_23_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 523 telescope corrections were flagged in sub-array 1. ! A total of 150 telescope corrections were flagged in sub-array 2. ! A total of 72 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 523 telescope corrections were flagged in sub-array 1. ! A total of 150 telescope corrections were flagged in sub-array 2. ! A total of 72 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 523 telescope corrections were flagged in sub-array 1. ! A total of 150 telescope corrections were flagged in sub-array 2. ! A total of 72 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 523 telescope corrections were flagged in sub-array 1. ! A total of 150 telescope corrections were flagged in sub-array 2. ! A total of 72 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.399991Jy sigma=0.004956 ! Fit after self-cal, rms=0.361564Jy sigma=0.004514 ! 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=1.769 mas, bmaj=2.153 mas, bpa=-32.31 degrees ! Estimated noise=814.578 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 = 0.66176 Jy ! Component: 100 - total flux cleaned = 0.899406 Jy ! Total flux subtracted in 100 components = 0.899406 Jy ! Clean residual min=-0.029457 max=0.109908 Jy/beam ! Clean residual mean=0.000652 rms=0.009850 Jy/beam ! Combined flux in latest and established models = 0.899407 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.899407 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.337214Jy sigma=0.004029 ! Fit after self-cal, rms=0.336877Jy sigma=0.004027 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.121519 Jy ! Component: 100 - total flux cleaned = 0.1842 Jy ! Total flux subtracted in 100 components = 0.1842 Jy ! Clean residual min=-0.034971 max=0.054352 Jy/beam ! Clean residual mean=0.000397 rms=0.008071 Jy/beam ! Combined flux in latest and established models = 1.08361 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 1.08361 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.271979Jy sigma=0.003094 ! Fit after self-cal, rms=0.271581Jy sigma=0.003092 ! Inverting map ! Added new window around map position (-2, -8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0608811 Jy ! Component: 100 - total flux cleaned = 0.103261 Jy ! Total flux subtracted in 100 components = 0.103261 Jy ! Clean residual min=-0.035734 max=0.047504 Jy/beam ! Clean residual mean=0.000277 rms=0.007468 Jy/beam ! Combined flux in latest and established models = 1.18687 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 1.18687 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.248269Jy sigma=0.002735 ! Fit after self-cal, rms=0.247102Jy sigma=0.002725 ! 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=2.294 mas, bmaj=2.624 mas, bpa=-24.78 degrees ! Estimated noise=500.5 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 (-2, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0691843 Jy ! Component: 100 - total flux cleaned = 0.114202 Jy ! Component: 150 - total flux cleaned = 0.145397 Jy ! Component: 200 - total flux cleaned = 0.167809 Jy ! Total flux subtracted in 200 components = 0.167809 Jy ! Clean residual min=-0.019157 max=0.030920 Jy/beam ! Clean residual mean=0.000127 rms=0.004837 Jy/beam ! Combined flux in latest and established models = 1.35468 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 42 components and 1.35468 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.227719Jy sigma=0.002389 ! Fit after self-cal, rms=0.226303Jy sigma=0.002374 ! Inverting map ! Added new window around map position (-4, -12). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0280975 Jy ! Component: 100 - total flux cleaned = 0.0400868 Jy ! Component: 150 - total flux cleaned = 0.0443306 Jy ! Component: 200 - total flux cleaned = 0.0470343 Jy ! Total flux subtracted in 200 components = 0.0470343 Jy ! Clean residual min=-0.020893 max=0.021195 Jy/beam ! Clean residual mean=0.000003 rms=0.004320 Jy/beam ! Combined flux in latest and established models = 1.40171 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 58 components and 1.40171 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.222095Jy sigma=0.002310 ! Fit after self-cal, rms=0.221712Jy sigma=0.002306 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 1.01 KK 1.09 ! KP 1.03 LA 1.03 MA 1.63 MK 1.00* ! NL 1.00 NY 1.02 OV 1.04 PT 1.05 ! SC 0.96 TS 0.94 ZC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.89 FD 1.01 HN 0.98 KK 0.99 ! KP 1.01 LA 1.01 MA 0.73 MK 0.99 ! NL 0.98 NY 0.97 OV 0.99 PT 1.01 ! SC 1.00 TS 2.08 ZC 1.56 ! ! ! Correcting IF 2. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.00 KK 1.05 ! KP 1.05 LA 1.01 MA 1.08 MK 1.00* ! NL 0.99 NY 1.02 OV 1.07 PT 1.06 ! SC 0.95 TS 0.92 ZC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.01 HN 0.98 KK 1.01 ! KP 1.01 LA 0.98 MA 0.99 MK 0.99 ! NL 0.97 NY 0.96 OV 1.03 PT 1.00 ! SC 0.98 TS 1.19 ZC 1.57 ! ! ! Correcting IF 3. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KK 1.00 ! KP 1.01 LA 0.99 MA 0.97 MK 1.00* ! NL 0.99 NY 1.01 OV 1.01 PT 0.99 ! SC 0.93 TS 0.88 ZC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 HN 0.97 KK 0.97 ! KP 0.98 LA 0.96 MA 0.95 MK 0.98 ! NL 0.98 NY 0.98 OV 0.97 PT 0.96 ! SC 0.99 TS 1.18 ZC 1.52 ! ! ! Correcting IF 4. ! A total of 81 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.99 KK 1.00 ! KP 1.02 LA 1.01 MA 0.96 MK 1.00* ! NL 0.97 NY 1.03 OV 1.03 PT 1.01 ! SC 0.93 TS 0.90 ZC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 HN 0.97 KK 0.95 ! KP 0.99 LA 0.97 MA 0.92 MK 0.98 ! NL 0.97 NY 0.98 OV 0.98 PT 0.96 ! SC 0.99 TS 1.20 ZC 1.51 ! ! ! Fit before self-cal, rms=0.221712Jy sigma=0.002306 ! Fit after self-cal, rms=0.223273Jy sigma=0.001937 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.361 mas, bmaj=2.753 mas, bpa=-16.64 degrees ! Estimated noise=514.886 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00664466 Jy ! Component: 100 - total flux cleaned = -0.00550135 Jy ! Component: 150 - total flux cleaned = -0.00501381 Jy ! Component: 200 - total flux cleaned = -0.00413663 Jy ! Total flux subtracted in 200 components = -0.00413663 Jy ! Clean residual min=-0.015602 max=0.016502 Jy/beam ! Clean residual mean=0.000024 rms=0.003092 Jy/beam ! Combined flux in latest and established models = 1.39757 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 68 components and 1.39757 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.220169Jy sigma=0.001905 ! Fit after self-cal, rms=0.220285Jy sigma=0.001902 ! 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=0.220285Jy sigma=0.001902 ! Fit after self-cal, rms=0.938603Jy sigma=0.002184 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.504 mas, bmaj=2.85 mas, bpa=5.196 degrees ! Estimated noise=538.489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000611646 Jy ! Component: 100 - total flux cleaned = -0.00298098 Jy ! Component: 150 - total flux cleaned = -0.00508022 Jy ! Component: 200 - total flux cleaned = -0.00695187 Jy ! Total flux subtracted in 200 components = -0.00695187 Jy ! Clean residual min=-0.018534 max=0.019564 Jy/beam ! Clean residual mean=0.000027 rms=0.003777 Jy/beam ! Combined flux in latest and established models = 1.39062 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 78 components and 1.39062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.925086Jy sigma=0.002155 ! Fit after self-cal, rms=0.925561Jy sigma=0.002153 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 = -0.00098605 Jy ! Component: 100 - total flux cleaned = -0.00101624 Jy ! Component: 150 - total flux cleaned = -0.0010411 Jy ! Component: 200 - total flux cleaned = -0.00036533 Jy ! Total flux subtracted in 200 components = -0.00036533 Jy ! Clean residual min=-0.016116 max=0.019183 Jy/beam ! Clean residual mean=0.000035 rms=0.003729 Jy/beam ! Combined flux in latest and established models = 1.39026 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 81 components and 1.39026 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.918781Jy sigma=0.002152 ! Fit after self-cal, rms=0.918859Jy sigma=0.002150 ! Inverting map ! Added new window around map position (1.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000778665 Jy ! Component: 100 - total flux cleaned = 2.34548e-05 Jy ! Component: 150 - total flux cleaned = 0.00142397 Jy ! Component: 200 - total flux cleaned = 0.00208659 Jy ! Total flux subtracted in 200 components = 0.00208659 Jy ! Clean residual min=-0.016098 max=0.014353 Jy/beam ! Clean residual mean=0.000028 rms=0.003706 Jy/beam ! Combined flux in latest and established models = 1.39234 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 95 components and 1.39234 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.912852Jy sigma=0.002149 ! Fit after self-cal, rms=0.912922Jy sigma=0.002148 ! 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=0.912922Jy sigma=0.002148 ! Fit after self-cal, rms=0.602342Jy sigma=0.001442 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.453 mas, bmaj=2.848 mas, bpa=-2.822 degrees ! Estimated noise=535.853 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00448403 Jy ! Component: 100 - total flux cleaned = 0.00450304 Jy ! Component: 150 - total flux cleaned = 0.00513465 Jy ! Component: 200 - total flux cleaned = 0.00542736 Jy ! Total flux subtracted in 200 components = 0.00542736 Jy ! Clean residual min=-0.005388 max=0.005155 Jy/beam ! Clean residual mean=0.000010 rms=0.001238 Jy/beam ! Combined flux in latest and established models = 1.39777 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 108 components and 1.39777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.601919Jy sigma=0.001427 ! Fit after self-cal, rms=0.603149Jy sigma=0.001425 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 = 0.00137627 Jy ! Component: 100 - total flux cleaned = 0.00162347 Jy ! Component: 150 - total flux cleaned = 0.00186174 Jy ! Component: 200 - total flux cleaned = 0.00185495 Jy ! Total flux subtracted in 200 components = 0.00185495 Jy ! Clean residual min=-0.004988 max=0.005045 Jy/beam ! Clean residual mean=0.000004 rms=0.001175 Jy/beam ! Combined flux in latest and established models = 1.39963 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 115 components and 1.39963 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.602957Jy sigma=0.001418 ! Fit after self-cal, rms=0.603231Jy sigma=0.001418 ! Inverting map ! Added new window around map position (0.5, -17.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.002308 Jy ! Component: 100 - total flux cleaned = 0.00272569 Jy ! Component: 150 - total flux cleaned = 0.00312503 Jy ! Component: 200 - total flux cleaned = 0.00311968 Jy ! Total flux subtracted in 200 components = 0.00311968 Jy ! Clean residual min=-0.004845 max=0.004793 Jy/beam ! Clean residual mean=0.000001 rms=0.001125 Jy/beam ! Combined flux in latest and established models = 1.40275 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 124 components and 1.40275 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.603103Jy sigma=0.001412 ! Fit after self-cal, rms=0.603229Jy sigma=0.001412 ! 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=0.603229Jy sigma=0.001412 ! Fit after self-cal, rms=0.611177Jy sigma=0.001410 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.497 mas, bmaj=10.15 mas, bpa=40.57 degrees ! Estimated noise=713.228 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00246311 Jy ! Component: 100 - total flux cleaned = 0.00328786 Jy ! Component: 150 - total flux cleaned = 0.00402692 Jy ! Component: 200 - total flux cleaned = 0.00446195 Jy ! Total flux subtracted in 200 components = 0.00446195 Jy ! Clean residual min=-0.003861 max=0.005835 Jy/beam ! Clean residual mean=0.000016 rms=0.001158 Jy/beam ! Combined flux in latest and established models = 1.40721 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 141 components and 1.40721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.611206Jy sigma=0.001409 ! Fit after self-cal, rms=0.611333Jy sigma=0.001409 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 (-2.5, -40.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00474846 Jy ! Component: 100 - total flux cleaned = 0.00628337 Jy ! Component: 150 - total flux cleaned = 0.00750769 Jy ! Component: 200 - total flux cleaned = 0.00847343 Jy ! Total flux subtracted in 200 components = 0.00847343 Jy ! Clean residual min=-0.003387 max=0.003361 Jy/beam ! Clean residual mean=-0.000008 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 1.41568 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 167 components and 1.41568 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.611368Jy sigma=0.001408 ! Fit after self-cal, rms=0.611377Jy sigma=0.001408 ! 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=2.447 mas, bmaj=2.858 mas, bpa=-3.546 degrees ! Estimated noise=535.59 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.447 x 2.858 at -3.546 degrees (North through East) ! Clean map min=-0.0074709 max=0.98389 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=0.611377Jy sigma=0.001408 ! Fit after self-cal, rms=1.671791Jy sigma=0.001332 ! Inverting map and beam ! Estimated beam: bmin=2.448 mas, bmaj=2.856 mas, bpa=-3.571 degrees ! Estimated noise=535.312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000964538 Jy ! Component: 100 - total flux cleaned = -0.000949126 Jy ! Component: 150 - total flux cleaned = -0.000363965 Jy ! Component: 200 - total flux cleaned = 0.000195109 Jy ! Total flux subtracted in 200 components = 0.000195109 Jy ! Clean residual min=-0.004077 max=0.004297 Jy/beam ! Clean residual mean=0.000008 rms=0.001001 Jy/beam ! Combined flux in latest and established models = 1.41588 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 176 components and 1.41588 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.671752Jy sigma=0.001326 ! Fit after self-cal, rms=1.672760Jy sigma=0.001326 ! Inverting map ! Added new window around map position (-9, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151404 Jy ! Component: 100 - total flux cleaned = 0.00239646 Jy ! Component: 150 - total flux cleaned = 0.00273673 Jy ! Component: 200 - total flux cleaned = 0.00305976 Jy ! Total flux subtracted in 200 components = 0.00305976 Jy ! Clean residual min=-0.004004 max=0.003795 Jy/beam ! Clean residual mean=0.000001 rms=0.000964 Jy/beam ! Combined flux in latest and established models = 1.41894 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 189 components and 1.41894 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.672729Jy sigma=0.001322 ! Fit after self-cal, rms=1.673238Jy sigma=0.001322 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.673238Jy sigma=0.001322 ! Fit after self-cal, rms=1.620413Jy sigma=0.001322 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=1.85 mas, bmaj=2.282 mas, bpa=-17.45 degrees ! Estimated noise=944.162 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.745779 Jy ! Component: 100 - total flux cleaned = 0.953682 Jy ! Component: 150 - total flux cleaned = 1.05537 Jy ! Component: 200 - total flux cleaned = 1.12117 Jy ! Total flux subtracted in 200 components = 1.12117 Jy ! Clean residual min=-0.011323 max=0.037111 Jy/beam ! Clean residual mean=0.000416 rms=0.003980 Jy/beam ! Combined flux in latest and established models = 1.12117 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 19 model components to the UV plane model. ! The established model now contains 19 components and 1.12117 Jy ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=2.86 mas, bpa=-3.961 degrees ! Estimated noise=535.052 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 = 0.0880136 Jy ! Component: 100 - total flux cleaned = 0.144327 Jy ! Component: 150 - total flux cleaned = 0.182613 Jy ! Component: 200 - total flux cleaned = 0.209386 Jy ! Total flux subtracted in 200 components = 0.209386 Jy ! Clean residual min=-0.005305 max=0.014901 Jy/beam ! Clean residual mean=0.000238 rms=0.002300 Jy/beam ! Combined flux in latest and established models = 1.33056 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 56 components and 1.33056 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0191655 Jy ! Component: 100 - total flux cleaned = 0.0331997 Jy ! Component: 150 - total flux cleaned = 0.0436334 Jy ! Component: 200 - total flux cleaned = 0.0515497 Jy ! Total flux subtracted in 200 components = 0.0515497 Jy ! Clean residual min=-0.004047 max=0.005225 Jy/beam ! Clean residual mean=0.000079 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 1.3821 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 89 components and 1.3821 Jy ! Inverting map ! Added new window around map position (0, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00643254 Jy ! Component: 100 - total flux cleaned = 0.0118128 Jy ! Component: 150 - total flux cleaned = 0.0159763 Jy ! Component: 200 - total flux cleaned = 0.0192104 Jy ! Total flux subtracted in 200 components = 0.0192104 Jy ! Clean residual min=-0.003696 max=0.004347 Jy/beam ! Clean residual mean=0.000036 rms=0.000947 Jy/beam ! Combined flux in latest and established models = 1.40132 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 115 components and 1.40132 Jy ! Inverting map ! Added new window around map position (-17.5, 8.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00372463 Jy ! Component: 100 - total flux cleaned = 0.00564534 Jy ! Component: 150 - total flux cleaned = 0.0069019 Jy ! Component: 200 - total flux cleaned = 0.00822725 Jy ! Total flux subtracted in 200 components = 0.00822725 Jy ! Clean residual min=-0.003712 max=0.003314 Jy/beam ! Clean residual mean=0.000024 rms=0.000877 Jy/beam ! Combined flux in latest and established models = 1.40954 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 145 components and 1.40954 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.495 mas, bmaj=10.15 mas, bpa=40.66 degrees ! Estimated noise=712.727 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0047611 Jy ! Component: 100 - total flux cleaned = 0.00771834 Jy ! Component: 150 - total flux cleaned = 0.0094541 Jy ! Component: 200 - total flux cleaned = 0.010146 Jy ! Total flux subtracted in 200 components = 0.010146 Jy ! Clean residual min=-0.002872 max=0.002926 Jy/beam ! Clean residual mean=0.000023 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 1.41969 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 = 0.000474157 Jy ! Component: 100 - total flux cleaned = 0.000843456 Jy ! Component: 150 - total flux cleaned = 0.00112771 Jy ! Component: 200 - total flux cleaned = 0.00144567 Jy ! Total flux subtracted in 200 components = 0.00144567 Jy ! Clean residual min=-0.002773 max=0.002789 Jy/beam ! Clean residual mean=0.000019 rms=0.000833 Jy/beam ! Combined flux in latest and established models = 1.42113 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 213 components and 1.42113 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.445 mas, bmaj=2.86 mas, bpa=-3.961 degrees ! Estimated noise=535.052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000551363 Jy ! Component: 100 - total flux cleaned = -0.000323653 Jy ! Component: 150 - total flux cleaned = -0.000218152 Jy ! Component: 200 - total flux cleaned = -0.00021757 Jy ! Total flux subtracted in 200 components = -0.00021757 Jy ! Clean residual min=-0.003498 max=0.003253 Jy/beam ! Clean residual mean=0.000007 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 1.42092 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 238 components and 1.42092 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=1.620373Jy sigma=0.001301 ! Fit after self-cal, rms=1.621382Jy sigma=0.001300 wmodel J1642+6856_S_2010_06_23_pus_map.mod ! Writing 238 model components to file: J1642+6856_S_2010_06_23_pus_map.mod wobs J1642+6856_S_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J1642+6856_S_2010_06_23_pus_uvs.fits wwins J1642+6856_S_2010_06_23_pus_map.win ! wwins: Wrote 10 windows to J1642+6856_S_2010_06_23_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 = -0.00112578 Jy ! Component: 100 - total flux cleaned = -0.00129167 Jy ! Component: 150 - total flux cleaned = -0.00139936 Jy ! Component: 200 - total flux cleaned = -0.00145134 Jy ! Component: 250 - total flux cleaned = -0.00155205 Jy ! Component: 300 - total flux cleaned = -0.00165047 Jy ! Component: 350 - total flux cleaned = -0.00165049 Jy ! Component: 400 - total flux cleaned = -0.00174755 Jy ! Component: 450 - total flux cleaned = -0.00179513 Jy ! Component: 500 - total flux cleaned = -0.00193578 Jy ! Component: 550 - total flux cleaned = -0.00188853 Jy ! Component: 600 - total flux cleaned = -0.00198028 Jy ! Component: 650 - total flux cleaned = -0.0020256 Jy ! Component: 700 - total flux cleaned = -0.00202577 Jy ! Component: 750 - total flux cleaned = -0.00211486 Jy ! Component: 800 - total flux cleaned = -0.00211506 Jy ! Component: 850 - total flux cleaned = -0.00224656 Jy ! Component: 900 - total flux cleaned = -0.00237606 Jy ! Component: 950 - total flux cleaned = -0.00233319 Jy ! Component: 1000 - total flux cleaned = -0.00250383 Jy ! Component: 1050 - total flux cleaned = -0.00263048 Jy ! Component: 1100 - total flux cleaned = -0.00267252 Jy ! Component: 1150 - total flux cleaned = -0.00283911 Jy ! Component: 1200 - total flux cleaned = -0.00304542 Jy ! Component: 1250 - total flux cleaned = -0.00316822 Jy ! Component: 1300 - total flux cleaned = -0.00324964 Jy ! Component: 1350 - total flux cleaned = -0.00349192 Jy ! Component: 1400 - total flux cleaned = -0.00349176 Jy ! Component: 1450 - total flux cleaned = -0.00369136 Jy ! Component: 1500 - total flux cleaned = -0.00381023 Jy ! Component: 1550 - total flux cleaned = -0.00404691 Jy ! Component: 1600 - total flux cleaned = -0.00412518 Jy ! Component: 1650 - total flux cleaned = -0.0044364 Jy ! Component: 1700 - total flux cleaned = -0.00451378 Jy ! Component: 1750 - total flux cleaned = -0.0046292 Jy ! Component: 1800 - total flux cleaned = -0.00478204 Jy ! Component: 1850 - total flux cleaned = -0.00501024 Jy ! Component: 1900 - total flux cleaned = -0.00508584 Jy ! Component: 1950 - total flux cleaned = -0.0053873 Jy ! Component: 2000 - total flux cleaned = -0.00520015 Jy ! Total flux subtracted in 2048 components = -0.00561051 Jy ! Clean residual min=-0.002161 max=0.002870 Jy/beam ! Clean residual mean=0.000015 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 1.41531 Jy keep ! Adding 149 model components to the UV plane model. ! The established model now contains 387 components and 1.41531 Jy ![Exited script file: muppet] wmap "J1642+6856_S_2010_06_23_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.445 x 2.86 at -3.961 degrees (North through East) ! Clean map min=-0.002984 max=0.98708 Jy/beam ! Writing clean map to FITS file: J1642+6856_S_2010_06_23_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.987084 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000666312 device "J1642+6856_S_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J1642+6856_S_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.202509 0.202509 0.405019 0.810037 1.62007 3.24015 6.4803 12.9606 25.9212 51.8424 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.987 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.445 x 2.86 at -3.961 degrees (North through East) ! Clean map min=-0.002984 max=0.98708 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J1642+6856_S_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J1642+6856_S_2010_06_23_pus_map.gif/vgif' mapplot cln