! Started logfile: J1801+4404_S_2001_03_12_pus_uvs.log on Wed Jan 2 18:59:26 2013 obs J1801+4404_S_2001_03_12_pus_uva.fits ! Reading UV FITS file: J1801+4404_S_2001_03_12_pus_uva.fits ! AN table 1: 106 integrations on 136 of 136 possible baselines. ! AN table 2: 86 integrations on 136 of 136 possible baselines. ! AN table 3: 176 integrations on 136 of 136 possible baselines. ! AN table 4: 141 integrations on 136 of 136 possible baselines. ! Apparent sampling: 0.252254 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1801+4404 ! ! 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 2.22497e+09 8e+06 1 8e+06 ! 02 2 2.24497e+09 8e+06 1 8e+06 ! 03 3 2.33497e+09 8e+06 1 8e+06 ! 04 4 2.36497e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 1899 lines of history. ! ! Reading 69848 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 J1801+4404_S_2001_03_12_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 1410 telescope corrections were flagged in sub-array 1. ! A total of 709 telescope corrections were flagged in sub-array 2. ! A total of 1802 telescope corrections were flagged in sub-array 3. ! A total of 1404 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 1666 telescope corrections were flagged in sub-array 1. ! A total of 844 telescope corrections were flagged in sub-array 2. ! A total of 1935 telescope corrections were flagged in sub-array 3. ! A total of 1481 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 1410 telescope corrections were flagged in sub-array 1. ! A total of 657 telescope corrections were flagged in sub-array 2. ! A total of 1705 telescope corrections were flagged in sub-array 3. ! A total of 1236 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 4. ! A total of 1601 telescope corrections were flagged in sub-array 1. ! A total of 788 telescope corrections were flagged in sub-array 2. ! A total of 1961 telescope corrections were flagged in sub-array 3. ! A total of 1529 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=0.801112Jy sigma=0.006875 ! Fit after self-cal, rms=0.618422Jy sigma=0.005242 ! 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=1.865 mas, bmaj=2.515 mas, bpa=-1.432 degrees ! Estimated noise=798.874 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 = 0.356482 Jy ! Component: 100 - total flux cleaned = 0.436767 Jy ! Total flux subtracted in 100 components = 0.436767 Jy ! Clean residual min=-0.012277 max=0.029811 Jy/beam ! Clean residual mean=0.000073 rms=0.003205 Jy/beam ! Combined flux in latest and established models = 0.436767 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.436767 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.343423Jy sigma=0.002789 ! Fit after self-cal, rms=0.343397Jy sigma=0.002789 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0328713 Jy ! Component: 100 - total flux cleaned = 0.0526105 Jy ! Total flux subtracted in 100 components = 0.0526105 Jy ! Clean residual min=-0.012264 max=0.016173 Jy/beam ! Clean residual mean=0.000041 rms=0.002894 Jy/beam ! Combined flux in latest and established models = 0.489377 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.489377 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.337759Jy sigma=0.002721 ! Fit after self-cal, rms=0.337699Jy sigma=0.002720 ! 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=2.285 mas, bmaj=3.268 mas, bpa=5.143 degrees ! Estimated noise=364.181 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 (-1.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0348193 Jy ! Component: 100 - total flux cleaned = 0.0553856 Jy ! Component: 150 - total flux cleaned = 0.068421 Jy ! Component: 200 - total flux cleaned = 0.0771309 Jy ! Total flux subtracted in 200 components = 0.0771309 Jy ! Clean residual min=-0.009436 max=0.011725 Jy/beam ! Clean residual mean=0.000055 rms=0.002688 Jy/beam ! Combined flux in latest and established models = 0.566508 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 50 components and 0.566508 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.334759Jy sigma=0.002676 ! Fit after self-cal, rms=0.334486Jy sigma=0.002674 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.21 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 2.34 ! MC 1.12 MK 1.00* NL 1.00* ON 0.90 ! OV 1.00* PT 1.00* SC 1.00* TS 1.06 ! WZ 0.99 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.10 HH 1.00* HN 0.90 ! KK 0.98 KP 1.00* LA 0.97 MA 1.00* ! MC 1.10 MK 0.92 NL 0.91 ON 0.86 ! OV 1.04 PT 0.95 SC 1.09 TS 1.01 ! WZ 0.90 ! ! A total of 87 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 1.12 HH 1.00* HN 0.94 ! KK 1.01 KP 1.00* LA 1.00 MA 1.31 ! MC 1.05 MK 0.92 NL 0.98 ON 0.98 ! OV 1.09 PT 1.03 SC 1.00* TS 0.98 ! WZ 0.84 ! ! A total of 48 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.96 FD 1.14 HH 1.00* HN 1.13 ! KK 0.99 KP 1.00* LA 0.95 MA 2.01 ! MC 1.06 MK 0.90 NL 0.96 ON 0.88 ! OV 1.05 PT 0.97 SC 1.01 TS 1.05 ! WZ 0.85 ! ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 2.57 ! MC 1.00* MK 1.00* NL 1.00* ON 1.00* ! OV 1.00* PT 1.00* SC 1.00* TS 1.02 ! WZ 1.21 ! ! A total of 3 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.01 HH 1.00* HN 0.97 ! KK 1.00* KP 1.00 LA 1.01 MA 1.00* ! MC 1.00* MK 0.99 NL 0.99 ON 1.00* ! OV 0.93 PT 1.03 SC 0.90 TS 0.96 ! WZ 0.86 ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.05 HH 1.00* HN 0.99 ! KK 1.00* KP 1.06 LA 1.06 MA 0.82 ! MC 1.00* MK 1.01 NL 1.07 ON 1.00* ! OV 1.00 PT 1.09 SC 1.00* TS 0.93 ! WZ 0.78 ! ! A total of 12 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.95 FD 1.04 HH 1.00* HN 1.19 ! KK 1.00* KP 1.00 LA 0.99 MA 1.11 ! MC 1.00* MK 0.95 NL 1.06 ON 1.00* ! OV 0.96 PT 1.02 SC 0.84 TS 1.00 ! WZ 0.79 ! ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00* HH 1.00* HN 1.00* ! KK 1.00* KP 1.00* LA 1.00* MA 1.30 ! MC 1.17 MK 1.00* NL 1.00* ON 0.78 ! OV 1.00* PT 1.00* SC 1.00* TS 1.05 ! WZ 0.89 ! ! A total of 15 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.08 HH 1.00* HN 1.17 ! KK 1.00 KP 0.91 LA 0.89 MA 1.00* ! MC 1.31 MK 1.09 NL 0.91 ON 0.90 ! OV 1.07 PT 1.03 SC 1.34 TS 1.08 ! WZ 0.78 ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.96 FD 0.98 HH 1.00* HN 1.07 ! KK 0.95 KP 1.00 LA 0.94 MA 0.94 ! MC 1.07 MK 1.02 NL 0.98 ON 0.87 ! OV 1.06 PT 1.00 SC 1.00* TS 0.95 ! WZ 0.84 ! ! A total of 87 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.90 FD 0.68 HH 2.74 HN 1.13 ! KK 0.91 KP 0.92 LA 0.84 MA 0.83 ! MC 1.38 MK 0.92 NL 0.97 ON 0.92 ! OV 1.07 PT 0.84 SC 1.04 TS 1.02 ! WZ 0.93 ! ! ! Correcting IF 4. ! A total of 201 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* HH 0.00* HN 0.00* ! KK 0.00* KP 0.00* LA 0.00* MA 0.00* ! MC 0.00* MK 0.00* NL 0.00* ON 0.00* ! OV 0.00* PT 0.00* SC 0.00* TS 0.00* ! WZ 0.00* ! ! A total of 18 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.86 HH 1.00* HN 1.17 ! KK 1.00* KP 1.04 LA 0.86 MA 1.00* ! MC 1.27 MK 0.98 NL 1.03 ON 1.00* ! OV 0.94 PT 0.92 SC 1.23 TS 0.99 ! WZ 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.87 HH 1.00* HN 1.19 ! KK 1.00* KP 1.14 LA 0.90 MA 1.00* ! MC 1.32 MK 0.96 NL 1.09 ON 1.00* ! OV 1.00 PT 1.10 SC 1.00* TS 0.95 ! WZ 1.00* ! ! A total of 6 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.01 FD 0.90 HH 1.00* HN 1.49 ! KK 1.00* KP 1.06 LA 0.86 MA 1.00* ! MC 1.59 MK 0.93 NL 1.10 ON 1.00* ! OV 0.95 PT 1.04 SC 1.15 TS 1.03 ! WZ 1.00* ! ! ! Fit before self-cal, rms=0.334486Jy sigma=0.002674 ! Fit after self-cal, rms=0.318156Jy sigma=0.002593 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.325 mas, bmaj=3.333 mas, bpa=5.421 degrees ! Estimated noise=363.259 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 (-10.5, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102541 Jy ! Component: 100 - total flux cleaned = 0.0145625 Jy ! Component: 150 - total flux cleaned = 0.0164311 Jy ! Component: 200 - total flux cleaned = 0.0174769 Jy ! Total flux subtracted in 200 components = 0.0174769 Jy ! Clean residual min=-0.006207 max=0.007246 Jy/beam ! Clean residual mean=-0.000141 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 0.583985 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 81 components and 0.583985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.317814Jy sigma=0.002588 ! Fit after self-cal, rms=0.318461Jy sigma=0.002585 ! 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=0.318461Jy sigma=0.002585 ! Fit after self-cal, rms=0.321123Jy sigma=0.002556 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.329 mas, bmaj=3.332 mas, bpa=5.402 degrees ! Estimated noise=364.856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0031647 Jy ! Component: 100 - total flux cleaned = 0.00452914 Jy ! Component: 150 - total flux cleaned = 0.00556633 Jy ! Component: 200 - total flux cleaned = 0.00619436 Jy ! Total flux subtracted in 200 components = 0.00619436 Jy ! Clean residual min=-0.003828 max=0.006040 Jy/beam ! Clean residual mean=0.000046 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.590179 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 101 components and 0.590179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.321039Jy sigma=0.002555 ! Fit after self-cal, rms=0.321346Jy sigma=0.002554 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-18.5, -31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00612791 Jy ! Component: 100 - total flux cleaned = 0.00958436 Jy ! Component: 150 - total flux cleaned = 0.0114444 Jy ! Component: 200 - total flux cleaned = 0.0122599 Jy ! Total flux subtracted in 200 components = 0.0122599 Jy ! Clean residual min=-0.003797 max=0.003828 Jy/beam ! Clean residual mean=0.000009 rms=0.001027 Jy/beam ! Combined flux in latest and established models = 0.602439 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 127 components and 0.602439 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.321232Jy sigma=0.002552 ! Fit after self-cal, rms=0.321248Jy sigma=0.002552 ! 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=0.321248Jy sigma=0.002552 ! Fit after self-cal, rms=0.321907Jy sigma=0.002552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.331 mas, bmaj=3.337 mas, bpa=5.46 degrees ! Estimated noise=364.806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00129469 Jy ! Component: 100 - total flux cleaned = 0.00230039 Jy ! Component: 150 - total flux cleaned = 0.00314253 Jy ! Component: 200 - total flux cleaned = 0.00351523 Jy ! Total flux subtracted in 200 components = 0.00351523 Jy ! Clean residual min=-0.003632 max=0.003598 Jy/beam ! Clean residual mean=0.000025 rms=0.000987 Jy/beam ! Combined flux in latest and established models = 0.605954 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 135 components and 0.605954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.321870Jy sigma=0.002551 ! Fit after self-cal, rms=0.322131Jy sigma=0.002551 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 = 0.000616886 Jy ! Component: 100 - total flux cleaned = 0.0011551 Jy ! Component: 150 - total flux cleaned = 0.00147849 Jy ! Component: 200 - total flux cleaned = 0.00172718 Jy ! Total flux subtracted in 200 components = 0.00172718 Jy ! Clean residual min=-0.003583 max=0.003486 Jy/beam ! Clean residual mean=0.000020 rms=0.000978 Jy/beam ! Combined flux in latest and established models = 0.607681 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 140 components and 0.607681 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322112Jy sigma=0.002551 ! Fit after self-cal, rms=0.322064Jy sigma=0.002551 ! 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=0.322064Jy sigma=0.002551 ! Fit after self-cal, rms=0.322503Jy sigma=0.002551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.664 mas, bmaj=9.538 mas, bpa=24.91 degrees ! Estimated noise=539.725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264202 Jy ! Component: 100 - total flux cleaned = 0.0031191 Jy ! Component: 150 - total flux cleaned = 0.00337439 Jy ! Component: 200 - total flux cleaned = 0.00359114 Jy ! Total flux subtracted in 200 components = 0.00359114 Jy ! Clean residual min=-0.005087 max=0.004618 Jy/beam ! Clean residual mean=0.000065 rms=0.001645 Jy/beam ! Combined flux in latest and established models = 0.611272 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 161 components and 0.611273 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322500Jy sigma=0.002550 ! Fit after self-cal, rms=0.322518Jy sigma=0.002550 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 = 0.000131929 Jy ! Component: 100 - total flux cleaned = 0.000397695 Jy ! Component: 150 - total flux cleaned = 0.000444935 Jy ! Component: 200 - total flux cleaned = 0.00048846 Jy ! Total flux subtracted in 200 components = 0.00048846 Jy ! Clean residual min=-0.004987 max=0.004576 Jy/beam ! Clean residual mean=0.000063 rms=0.001638 Jy/beam ! Combined flux in latest and established models = 0.611761 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 163 components and 0.611761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322525Jy sigma=0.002550 ! Fit after self-cal, rms=0.322526Jy sigma=0.002550 ! 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=2.333 mas, bmaj=3.342 mas, bpa=5.46 degrees ! Estimated noise=364.78 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.333 x 3.342 at 5.46 degrees (North through East) ! Clean map min=-0.003528 max=0.47265 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "************** CLEARING MODEL AND STARTING OVER **********" ! ************** CLEARING MODEL AND STARTING OVER ********** clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.895 mas, bmaj=2.533 mas, bpa=-2.201 degrees ! Estimated noise=800.972 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.356835 Jy ! Component: 100 - total flux cleaned = 0.437539 Jy ! Component: 150 - total flux cleaned = 0.470962 Jy ! Component: 200 - total flux cleaned = 0.491796 Jy ! Total flux subtracted in 200 components = 0.491796 Jy ! Clean residual min=-0.007688 max=0.011210 Jy/beam ! Clean residual mean=0.000066 rms=0.001876 Jy/beam ! Combined flux in latest and established models = 0.491796 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.491796 Jy ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=3.342 mas, bpa=5.46 degrees ! Estimated noise=364.78 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 = 0.029273 Jy ! Component: 100 - total flux cleaned = 0.0465291 Jy ! Component: 150 - total flux cleaned = 0.0593071 Jy ! Component: 200 - total flux cleaned = 0.0694219 Jy ! Total flux subtracted in 200 components = 0.0694219 Jy ! Clean residual min=-0.004510 max=0.006912 Jy/beam ! Clean residual mean=0.000175 rms=0.001477 Jy/beam ! Combined flux in latest and established models = 0.561218 Jy ! Adding 55 model components to the UV plane model. ! The established model now contains 68 components and 0.561218 Jy ! Inverting map ! Added new window around map position (3.5, -3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00838752 Jy ! Component: 100 - total flux cleaned = 0.0152718 Jy ! Component: 150 - total flux cleaned = 0.0210527 Jy ! Component: 200 - total flux cleaned = 0.025927 Jy ! Total flux subtracted in 200 components = 0.025927 Jy ! Clean residual min=-0.003852 max=0.004165 Jy/beam ! Clean residual mean=0.000093 rms=0.001124 Jy/beam ! Combined flux in latest and established models = 0.587145 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 100 components and 0.587145 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=8.664 mas, bmaj=9.538 mas, bpa=24.91 degrees ! Estimated noise=539.725 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00927666 Jy ! Component: 100 - total flux cleaned = 0.0149924 Jy ! Component: 150 - total flux cleaned = 0.0187282 Jy ! Component: 200 - total flux cleaned = 0.0210863 Jy ! Total flux subtracted in 200 components = 0.0210863 Jy ! Clean residual min=-0.004749 max=0.004553 Jy/beam ! Clean residual mean=0.000094 rms=0.001684 Jy/beam ! Combined flux in latest and established models = 0.608231 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 = 0.000986805 Jy ! Component: 100 - total flux cleaned = 0.00136566 Jy ! Component: 150 - total flux cleaned = 0.00158903 Jy ! Component: 200 - total flux cleaned = 0.00179138 Jy ! Total flux subtracted in 200 components = 0.00179138 Jy ! Clean residual min=-0.004849 max=0.004495 Jy/beam ! Clean residual mean=0.000079 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 0.610023 Jy ! Adding 72 model components to the UV plane model. ! The established model now contains 155 components and 0.610023 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=3.342 mas, bpa=5.46 degrees ! Estimated noise=364.78 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00106442 Jy ! Component: 100 - total flux cleaned = -0.00115522 Jy ! Component: 150 - total flux cleaned = -0.000985309 Jy ! Component: 200 - total flux cleaned = -0.000761019 Jy ! Total flux subtracted in 200 components = -0.000761019 Jy ! Clean residual min=-0.003563 max=0.003545 Jy/beam ! Clean residual mean=0.000025 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.609262 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 172 components and 0.609262 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.322488Jy sigma=0.002550 ! Fit after self-cal, rms=0.322471Jy sigma=0.002550 wmodel J1801+4404_S_2001_03_12_pus_map.mod ! Writing 172 model components to file: J1801+4404_S_2001_03_12_pus_map.mod wobs J1801+4404_S_2001_03_12_pus_uvs.fits ! Writing UV FITS file: J1801+4404_S_2001_03_12_pus_uvs.fits wwins J1801+4404_S_2001_03_12_pus_map.win ! wwins: Wrote 5 windows to J1801+4404_S_2001_03_12_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 = -0.000488955 Jy ! Component: 100 - total flux cleaned = -6.7348e-05 Jy ! Component: 150 - total flux cleaned = 0.000512935 Jy ! Component: 200 - total flux cleaned = 0.00107626 Jy ! Component: 250 - total flux cleaned = 0.00146053 Jy ! Component: 300 - total flux cleaned = 0.00178273 Jy ! Component: 350 - total flux cleaned = 0.00199392 Jy ! Component: 400 - total flux cleaned = 0.00204623 Jy ! Component: 450 - total flux cleaned = 0.00219978 Jy ! Component: 500 - total flux cleaned = 0.0023511 Jy ! Component: 550 - total flux cleaned = 0.00264919 Jy ! Component: 600 - total flux cleaned = 0.00289409 Jy ! Component: 650 - total flux cleaned = 0.00299092 Jy ! Component: 700 - total flux cleaned = 0.0030392 Jy ! Component: 750 - total flux cleaned = 0.00318152 Jy ! Component: 800 - total flux cleaned = 0.00313503 Jy ! Component: 850 - total flux cleaned = 0.00318176 Jy ! Component: 900 - total flux cleaned = 0.00327396 Jy ! Component: 950 - total flux cleaned = 0.00322828 Jy ! Component: 1000 - total flux cleaned = 0.00331903 Jy ! Component: 1050 - total flux cleaned = 0.00331939 Jy ! Component: 1100 - total flux cleaned = 0.00345297 Jy ! Component: 1150 - total flux cleaned = 0.00358561 Jy ! Component: 1200 - total flux cleaned = 0.00362992 Jy ! Component: 1250 - total flux cleaned = 0.00380407 Jy ! Component: 1300 - total flux cleaned = 0.00397649 Jy ! Component: 1350 - total flux cleaned = 0.00410475 Jy ! Component: 1400 - total flux cleaned = 0.00431699 Jy ! Component: 1450 - total flux cleaned = 0.00435921 Jy ! Component: 1500 - total flux cleaned = 0.00452684 Jy ! Component: 1550 - total flux cleaned = 0.00465155 Jy ! Component: 1600 - total flux cleaned = 0.00465185 Jy ! Component: 1650 - total flux cleaned = 0.0048164 Jy ! Component: 1700 - total flux cleaned = 0.00497963 Jy ! Component: 1750 - total flux cleaned = 0.00502067 Jy ! Component: 1800 - total flux cleaned = 0.00522233 Jy ! Component: 1850 - total flux cleaned = 0.00538265 Jy ! Component: 1900 - total flux cleaned = 0.00534328 Jy ! Component: 1950 - total flux cleaned = 0.00550233 Jy ! Component: 2000 - total flux cleaned = 0.00554157 Jy ! Total flux subtracted in 2048 components = 0.00565943 Jy ! Clean residual min=-0.002710 max=0.002399 Jy/beam ! Clean residual mean=0.000008 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.614921 Jy keep ! Adding 169 model components to the UV plane model. ! The established model now contains 341 components and 0.614921 Jy ![Exited script file: muppet] wmap "J1801+4404_S_2001_03_12_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.333 x 3.342 at 5.46 degrees (North through East) ! Clean map min=-0.003467 max=0.47309 Jy/beam ! Writing clean map to FITS file: J1801+4404_S_2001_03_12_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.473088 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000769481 device "J1801+4404_S_2001_03_12_pus\_map.eps/VPS" ! Attempting to open device: 'J1801+4404_S_2001_03_12_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.487952 0.487952 0.975905 1.95181 3.90362 7.80724 15.6145 31.229 62.4579 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0023 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.473 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.333 x 3.342 at 5.46 degrees (North through East) ! Clean map min=-0.003467 max=0.47309 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. quit ! Quitting program ! Log file J1801+4404_S_2001_03_12_pus_uvs.log closed on Wed Jan 2 18:59:41 2013