! Started logfile: J0811+0146_S_2010_10_13_pus_uvs.log on Sun Feb 27 23:59:09 2011 obs J0811+0146_S_2010_10_13_pus_uva.fits ! Reading UV FITS file: J0811+0146_S_2010_10_13_pus_uva.fits ! AN table 1: 71 integrations on 105 of 105 possible baselines. ! AN table 2: 97 integrations on 105 of 105 possible baselines. ! AN table 3: 91 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.142784 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0811+0146 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23696e+09 8e+06 1 8e+06 ! 02 2 2.26696e+09 8e+06 1 8e+06 ! 03 3 2.35696e+09 8e+06 1 8e+06 ! 04 4 2.37696e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3545 lines of history. ! ! Reading 15532 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 J0811+0146_S_2010_10_13_pus] integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff mapsize field_size, field_cell ! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 638 telescope corrections were flagged in sub-array 1. ! A total of 1271 telescope corrections were flagged in sub-array 2. ! A total of 842 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 638 telescope corrections were flagged in sub-array 1. ! A total of 1271 telescope corrections were flagged in sub-array 2. ! A total of 842 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 638 telescope corrections were flagged in sub-array 1. ! A total of 1271 telescope corrections were flagged in sub-array 2. ! A total of 842 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 638 telescope corrections were flagged in sub-array 1. ! A total of 1271 telescope corrections were flagged in sub-array 2. ! A total of 842 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.557974Jy sigma=0.004901 ! Fit after self-cal, rms=0.500788Jy sigma=0.004302 ! 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=1.896 mas, bmaj=3.451 mas, bpa=17.91 degrees ! Estimated noise=873.83 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 = 0.448849 Jy ! Component: 100 - total flux cleaned = 0.554595 Jy ! Total flux subtracted in 100 components = 0.554595 Jy ! Clean residual min=-0.016381 max=0.037375 Jy/beam ! Clean residual mean=0.000740 rms=0.003357 Jy/beam ! Combined flux in latest and established models = 0.554596 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.554596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.305787Jy sigma=0.001623 ! Fit after self-cal, rms=0.305801Jy sigma=0.001623 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0363416 Jy ! Component: 100 - total flux cleaned = 0.0537231 Jy ! Total flux subtracted in 100 components = 0.0537231 Jy ! Clean residual min=-0.010540 max=0.014379 Jy/beam ! Clean residual mean=0.000679 rms=0.002461 Jy/beam ! Combined flux in latest and established models = 0.608319 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.608319 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.297915Jy sigma=0.001530 ! Fit after self-cal, rms=0.297911Jy sigma=0.001530 ! Inverting map ! Added new window around map position (-1.5, -6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141285 Jy ! Component: 100 - total flux cleaned = 0.0205974 Jy ! Total flux subtracted in 100 components = 0.0205974 Jy ! Clean residual min=-0.009863 max=0.011950 Jy/beam ! Clean residual mean=0.000656 rms=0.002299 Jy/beam ! Combined flux in latest and established models = 0.628916 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 26 components and 0.628916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.295787Jy sigma=0.001519 ! Fit after self-cal, rms=0.295737Jy sigma=0.001518 ! 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=2.274 mas, bmaj=4.222 mas, bpa=13.42 degrees ! Estimated noise=608.166 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 (-9, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0145399 Jy ! Component: 100 - total flux cleaned = 0.0239546 Jy ! Component: 150 - total flux cleaned = 0.0297087 Jy ! Component: 200 - total flux cleaned = 0.0312807 Jy ! Total flux subtracted in 200 components = 0.0312807 Jy ! Clean residual min=-0.004991 max=0.012164 Jy/beam ! Clean residual mean=0.003732 rms=0.001786 Jy/beam ! Combined flux in latest and established models = 0.660197 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 46 components and 0.660197 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.293088Jy sigma=0.001513 ! Fit after self-cal, rms=0.293003Jy sigma=0.001512 ! Inverting map ! Added new window around map position (12, 24.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114623 Jy ! Component: 100 - total flux cleaned = 0.0186341 Jy ! Component: 150 - total flux cleaned = 0.0237174 Jy ! Component: 200 - total flux cleaned = 0.0245369 Jy ! Total flux subtracted in 200 components = 0.0245369 Jy ! Clean residual min=-0.005626 max=0.009923 Jy/beam ! Clean residual mean=0.003486 rms=0.001759 Jy/beam ! Combined flux in latest and established models = 0.684734 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 62 components and 0.684734 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.291029Jy sigma=0.001511 ! Fit after self-cal, rms=0.291023Jy sigma=0.001510 ! Inverting map ! Added new window around map position (16, 60.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00946546 Jy ! Component: 100 - total flux cleaned = 0.0149913 Jy ! Component: 150 - total flux cleaned = 0.017978 Jy ! Component: 200 - total flux cleaned = 0.019632 Jy ! Total flux subtracted in 200 components = 0.019632 Jy ! Clean residual min=-0.005510 max=0.009498 Jy/beam ! Clean residual mean=0.003344 rms=0.001751 Jy/beam ! Combined flux in latest and established models = 0.704366 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 80 components and 0.704366 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.289698Jy sigma=0.001509 ! Fit after self-cal, rms=0.289690Jy sigma=0.001509 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HH 1.00 HN 1.02 ! KB 1.00* KK 1.00* KP 0.98 LA 1.04 ! MK 1.00* NL 0.99 NY 0.97 OV 1.00 ! PT 1.01 SC 1.01 TS 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.08 HN 1.03 ! KB 1.00* KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.13 NY 1.01 OV 1.00* ! PT 1.00* SC 1.04 TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.97 FD 1.03 HH 1.00* HN 1.02 ! KB 0.41 KK 1.01 KP 0.96 LA 1.00 ! MK 0.98 NL 0.99 NY 1.00* OV 0.94 ! PT 0.98 SC 1.01 TS 1.02 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HH 0.98 HN 1.00 ! KB 1.00* KK 1.00* KP 1.03 LA 1.02 ! MK 1.00* NL 1.00 NY 1.00 OV 1.05 ! PT 1.03 SC 1.01 TS 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.03 HN 1.01 ! KB 1.00* KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.20 NY 0.95 OV 1.00* ! PT 1.00* SC 0.99 TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.04 FD 1.01 HH 1.00* HN 1.02 ! KB 0.41 KK 1.02 KP 1.00 LA 0.99 ! MK 1.01 NL 1.01 NY 1.00* OV 1.02 ! PT 1.00 SC 1.01 TS 1.08 ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HH 0.96 HN 1.01 ! KB 1.00* KK 1.00* KP 1.02 LA 1.01 ! MK 1.00* NL 0.99 NY 1.01 OV 1.05 ! PT 1.04 SC 0.99 TS 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.00 HN 1.01 ! KB 1.00* KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.15 NY 0.95 OV 1.00* ! PT 1.00* SC 0.99 TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 1.02 HH 1.00* HN 1.05 ! KB 0.41 KK 0.99 KP 1.02 LA 0.97 ! MK 1.00 NL 1.00 NY 1.00* OV 0.99 ! PT 1.00 SC 1.01 TS 1.02 ! ! ! Correcting IF 4. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.01 HH 0.93 HN 1.03 ! KB 1.00* KK 1.00* KP 1.02 LA 1.01 ! MK 1.00* NL 0.99 NY 0.98 OV 1.05 ! PT 1.01 SC 1.05 TS 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 1.00* HH 1.08 HN 0.99 ! KB 1.00* KK 1.00* KP 1.00* LA 1.00* ! MK 1.00* NL 1.15 NY 1.01 OV 1.00* ! PT 1.00* SC 1.04 TS 1.00* ! ! A total of 24 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.95 FD 1.01 HH 1.00* HN 1.02 ! KB 0.42 KK 1.01 KP 0.98 LA 0.98 ! MK 1.00 NL 1.00 NY 1.00* OV 1.00 ! PT 1.01 SC 1.07 TS 1.20 ! ! ! Fit before self-cal, rms=0.289690Jy sigma=0.001509 ! Fit after self-cal, rms=0.174420Jy sigma=0.001355 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.284 mas, bmaj=4.43 mas, bpa=14.83 degrees ! Estimated noise=615.01 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 = -0.00436959 Jy ! Component: 100 - total flux cleaned = -0.00610642 Jy ! Component: 150 - total flux cleaned = -0.00770046 Jy ! Component: 200 - total flux cleaned = -0.00909921 Jy ! Total flux subtracted in 200 components = -0.00909921 Jy ! Clean residual min=-0.003715 max=0.005822 Jy/beam ! Clean residual mean=0.001070 rms=0.001162 Jy/beam ! Combined flux in latest and established models = 0.695266 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 107 components and 0.695266 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174237Jy sigma=0.001351 ! Fit after self-cal, rms=0.174138Jy sigma=0.001351 ! Inverting map ! Added new window around map position (-28.5, -63.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00466732 Jy ! Component: 100 - total flux cleaned = 0.00491058 Jy ! Component: 150 - total flux cleaned = 0.00480537 Jy ! Component: 200 - total flux cleaned = 0.00498893 Jy ! Total flux subtracted in 200 components = 0.00498893 Jy ! Clean residual min=-0.003740 max=0.005849 Jy/beam ! Clean residual mean=0.001055 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 0.700255 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 128 components and 0.700255 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173914Jy sigma=0.001349 ! Fit after self-cal, rms=0.173907Jy sigma=0.001349 ! Inverting map ! Added new window around map position (-13.5, -26.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00495346 Jy ! Component: 100 - total flux cleaned = 0.0057523 Jy ! Component: 150 - total flux cleaned = 0.00565618 Jy ! Component: 200 - total flux cleaned = 0.00547335 Jy ! Total flux subtracted in 200 components = 0.00547335 Jy ! Clean residual min=-0.003748 max=0.005409 Jy/beam ! Clean residual mean=0.001008 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.705729 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 143 components and 0.705729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.173657Jy sigma=0.001347 ! Fit after self-cal, rms=0.173654Jy sigma=0.001347 ! 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=0.173654Jy sigma=0.001347 ! Fit after self-cal, rms=0.172880Jy sigma=0.001342 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.283 mas, bmaj=4.425 mas, bpa=14.76 degrees ! Estimated noise=616.027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00138043 Jy ! Component: 100 - total flux cleaned = -0.0023854 Jy ! Component: 150 - total flux cleaned = -0.00303357 Jy ! Component: 200 - total flux cleaned = -0.00380695 Jy ! Total flux subtracted in 200 components = -0.00380695 Jy ! Clean residual min=-0.003554 max=0.004786 Jy/beam ! Clean residual mean=0.000695 rms=0.000974 Jy/beam ! Combined flux in latest and established models = 0.701922 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 158 components and 0.701922 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172750Jy sigma=0.001341 ! Fit after self-cal, rms=0.172759Jy sigma=0.001341 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 (26.5, -50.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00375814 Jy ! Component: 100 - total flux cleaned = 0.00402532 Jy ! Component: 150 - total flux cleaned = 0.00402455 Jy ! Component: 200 - total flux cleaned = 0.00387188 Jy ! Total flux subtracted in 200 components = 0.00387188 Jy ! Clean residual min=-0.003454 max=0.003905 Jy/beam ! Clean residual mean=0.000654 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.705793 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 180 components and 0.705794 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172592Jy sigma=0.001340 ! Fit after self-cal, rms=0.172590Jy sigma=0.001340 ! 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=0.172590Jy sigma=0.001340 ! Fit after self-cal, rms=0.164739Jy sigma=0.001292 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.282 mas, bmaj=4.426 mas, bpa=14.79 degrees ! Estimated noise=615.58 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00344665 Jy ! Component: 100 - total flux cleaned = -0.00544251 Jy ! Component: 150 - total flux cleaned = -0.00685897 Jy ! Component: 200 - total flux cleaned = -0.00797903 Jy ! Total flux subtracted in 200 components = -0.00797903 Jy ! Clean residual min=-0.002522 max=0.002790 Jy/beam ! Clean residual mean=0.000159 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.697815 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 210 components and 0.697815 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164617Jy sigma=0.001290 ! Fit after self-cal, rms=0.164612Jy sigma=0.001290 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 = -0.00130316 Jy ! Component: 100 - total flux cleaned = -0.00195429 Jy ! Component: 150 - total flux cleaned = -0.00256249 Jy ! Component: 200 - total flux cleaned = -0.00301113 Jy ! Total flux subtracted in 200 components = -0.00301113 Jy ! Clean residual min=-0.002452 max=0.002721 Jy/beam ! Clean residual mean=0.000185 rms=0.000696 Jy/beam ! Combined flux in latest and established models = 0.694803 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 225 components and 0.694804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164553Jy sigma=0.001289 ! Fit after self-cal, rms=0.164550Jy sigma=0.001289 ! 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=0.164550Jy sigma=0.001289 ! Fit after self-cal, rms=0.164716Jy sigma=0.001289 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.331 mas, bmaj=11.51 mas, bpa=-8.07 degrees ! Estimated noise=797.463 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00236389 Jy ! Component: 100 - total flux cleaned = -0.00372822 Jy ! Component: 150 - total flux cleaned = -0.00471385 Jy ! Component: 200 - total flux cleaned = -0.00553314 Jy ! Total flux subtracted in 200 components = -0.00553314 Jy ! Clean residual min=-0.002050 max=0.002838 Jy/beam ! Clean residual mean=0.000376 rms=0.000817 Jy/beam ! Combined flux in latest and established models = 0.68927 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 237 components and 0.68927 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164679Jy sigma=0.001289 ! Fit after self-cal, rms=0.164678Jy sigma=0.001289 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 = -0.000818678 Jy ! Component: 100 - total flux cleaned = -0.00137981 Jy ! Component: 150 - total flux cleaned = -0.0017582 Jy ! Component: 200 - total flux cleaned = -0.00203445 Jy ! Total flux subtracted in 200 components = -0.00203445 Jy ! Clean residual min=-0.001908 max=0.002799 Jy/beam ! Clean residual mean=0.000417 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.687236 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 242 components and 0.687236 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164668Jy sigma=0.001289 ! Fit after self-cal, rms=0.164667Jy sigma=0.001289 ! 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=2.282 mas, bmaj=4.427 mas, bpa=14.77 degrees ! Estimated noise=615.865 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.282 x 4.427 at 14.77 degrees (North through East) ! Clean map min=-0.0040172 max=0.58036 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=0.164667Jy sigma=0.001289 ! Fit after self-cal, rms=0.159948Jy sigma=0.001162 ! Inverting map and beam ! Estimated beam: bmin=2.281 mas, bmaj=4.424 mas, bpa=14.83 degrees ! Estimated noise=615.918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.96468e-06 Jy ! Component: 100 - total flux cleaned = -0.00040937 Jy ! Component: 150 - total flux cleaned = -0.000924389 Jy ! Component: 200 - total flux cleaned = -0.0013499 Jy ! Total flux subtracted in 200 components = -0.0013499 Jy ! Clean residual min=-0.002645 max=0.002552 Jy/beam ! Clean residual mean=0.000110 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.685886 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 253 components and 0.685886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159893Jy sigma=0.001162 ! Fit after self-cal, rms=0.159895Jy sigma=0.001162 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000419597 Jy ! Component: 100 - total flux cleaned = -0.000922521 Jy ! Component: 150 - total flux cleaned = -0.00124222 Jy ! Component: 200 - total flux cleaned = -0.0015475 Jy ! Total flux subtracted in 200 components = -0.0015475 Jy ! Clean residual min=-0.002564 max=0.002486 Jy/beam ! Clean residual mean=0.000123 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.684338 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 259 components and 0.684338 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159859Jy sigma=0.001161 ! Fit after self-cal, rms=0.159859Jy sigma=0.001161 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159859Jy sigma=0.001161 ! Fit after self-cal, rms=0.163892Jy sigma=0.001161 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=1.898 mas, bmaj=3.609 mas, bpa=19.45 degrees ! Estimated noise=890.396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.450205 Jy ! Component: 100 - total flux cleaned = 0.556317 Jy ! Component: 150 - total flux cleaned = 0.592038 Jy ! Component: 200 - total flux cleaned = 0.609751 Jy ! Total flux subtracted in 200 components = 0.609751 Jy ! Clean residual min=-0.006511 max=0.008674 Jy/beam ! Clean residual mean=0.000177 rms=0.001399 Jy/beam ! Combined flux in latest and established models = 0.609751 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.609751 Jy ! Inverting map and beam ! Estimated beam: bmin=2.281 mas, bmaj=4.426 mas, bpa=14.84 degrees ! Estimated noise=616.027 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 = 0.0165559 Jy ! Component: 100 - total flux cleaned = 0.0270063 Jy ! Component: 150 - total flux cleaned = 0.0342903 Jy ! Component: 200 - total flux cleaned = 0.0397626 Jy ! Total flux subtracted in 200 components = 0.0397626 Jy ! Clean residual min=-0.002797 max=0.004026 Jy/beam ! Clean residual mean=0.000405 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.649514 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 66 components and 0.649514 Jy ! Inverting map ! Added new window around map position (1, -7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470389 Jy ! Component: 100 - total flux cleaned = 0.00856199 Jy ! Component: 150 - total flux cleaned = 0.0112652 Jy ! Component: 200 - total flux cleaned = 0.013314 Jy ! Total flux subtracted in 200 components = 0.013314 Jy ! Clean residual min=-0.002536 max=0.003112 Jy/beam ! Clean residual mean=0.000273 rms=0.000766 Jy/beam ! Combined flux in latest and established models = 0.662828 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 87 components and 0.662828 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=8.327 mas, bmaj=11.51 mas, bpa=-8.062 degrees ! Estimated noise=798.264 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00409603 Jy ! Component: 100 - total flux cleaned = 0.00663333 Jy ! Component: 150 - total flux cleaned = 0.00832323 Jy ! Component: 200 - total flux cleaned = 0.00957052 Jy ! Total flux subtracted in 200 components = 0.00957052 Jy ! Clean residual min=-0.001954 max=0.002979 Jy/beam ! Clean residual mean=0.000459 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.672399 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 = 0.000783686 Jy ! Component: 100 - total flux cleaned = 0.00137181 Jy ! Component: 150 - total flux cleaned = 0.00196138 Jy ! Component: 200 - total flux cleaned = 0.00245121 Jy ! Total flux subtracted in 200 components = 0.00245121 Jy ! Clean residual min=-0.001908 max=0.002765 Jy/beam ! Clean residual mean=0.000411 rms=0.000794 Jy/beam ! Combined flux in latest and established models = 0.67485 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 131 components and 0.674849 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.281 mas, bmaj=4.426 mas, bpa=14.84 degrees ! Estimated noise=616.027 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.17265e-05 Jy ! Component: 100 - total flux cleaned = 0.000273452 Jy ! Component: 150 - total flux cleaned = 0.000587324 Jy ! Component: 200 - total flux cleaned = 0.000732017 Jy ! Total flux subtracted in 200 components = 0.000732017 Jy ! Clean residual min=-0.002383 max=0.002853 Jy/beam ! Clean residual mean=0.000163 rms=0.000658 Jy/beam ! Combined flux in latest and established models = 0.675581 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 149 components and 0.675582 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.164013Jy sigma=0.001162 ! Fit after self-cal, rms=0.164008Jy sigma=0.001162 wmodel J0811+0146_S_2010_10_13_pus_map.mod ! Writing 149 model components to file: J0811+0146_S_2010_10_13_pus_map.mod wobs J0811+0146_S_2010_10_13_pus_uvs.fits ! Writing UV FITS file: J0811+0146_S_2010_10_13_pus_uvs.fits wwins J0811+0146_S_2010_10_13_pus_map.win ! wwins: Wrote 9 windows to J0811+0146_S_2010_10_13_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123979 Jy ! Component: 100 - total flux cleaned = 0.00176933 Jy ! Component: 150 - total flux cleaned = 0.0022753 Jy ! Component: 200 - total flux cleaned = 0.00288687 Jy ! Component: 250 - total flux cleaned = 0.00332323 Jy ! Component: 300 - total flux cleaned = 0.00378888 Jy ! Component: 350 - total flux cleaned = 0.00428213 Jy ! Component: 400 - total flux cleaned = 0.00472888 Jy ! Component: 450 - total flux cleaned = 0.00520507 Jy ! Component: 500 - total flux cleaned = 0.0056379 Jy ! Component: 550 - total flux cleaned = 0.00609957 Jy ! Component: 600 - total flux cleaned = 0.0065194 Jy ! Component: 650 - total flux cleaned = 0.0069332 Jy ! Component: 700 - total flux cleaned = 0.0072393 Jy ! Component: 750 - total flux cleaned = 0.00750769 Jy ! Component: 800 - total flux cleaned = 0.00777313 Jy ! Component: 850 - total flux cleaned = 0.00800274 Jy ! Component: 900 - total flux cleaned = 0.00819725 Jy ! Component: 950 - total flux cleaned = 0.00838979 Jy ! Component: 1000 - total flux cleaned = 0.0086752 Jy ! Component: 1050 - total flux cleaned = 0.00886329 Jy ! Component: 1100 - total flux cleaned = 0.00908053 Jy ! Component: 1150 - total flux cleaned = 0.00932666 Jy ! Component: 1200 - total flux cleaned = 0.00944848 Jy ! Component: 1250 - total flux cleaned = 0.00969057 Jy ! Component: 1300 - total flux cleaned = 0.00984078 Jy ! Component: 1350 - total flux cleaned = 0.0100788 Jy ! Component: 1400 - total flux cleaned = 0.0102856 Jy ! Component: 1450 - total flux cleaned = 0.0104904 Jy ! Component: 1500 - total flux cleaned = 0.0106355 Jy ! Component: 1550 - total flux cleaned = 0.0108372 Jy ! Component: 1600 - total flux cleaned = 0.0110376 Jy ! Component: 1650 - total flux cleaned = 0.0111797 Jy ! Component: 1700 - total flux cleaned = 0.0112929 Jy ! Component: 1750 - total flux cleaned = 0.0115173 Jy ! Component: 1800 - total flux cleaned = 0.0116843 Jy ! Component: 1850 - total flux cleaned = 0.0118778 Jy ! Component: 1900 - total flux cleaned = 0.0120699 Jy ! Component: 1950 - total flux cleaned = 0.0122058 Jy ! Component: 2000 - total flux cleaned = 0.0123411 Jy ! Total flux subtracted in 2048 components = 0.0125291 Jy ! Clean residual min=-0.001647 max=0.001629 Jy/beam ! Clean residual mean=0.000069 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.688111 Jy keep ! Adding 139 model components to the UV plane model. ! The established model now contains 288 components and 0.688111 Jy ![Exited script file: muppet] wmap "J0811+0146_S_2010_10_13_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.281 x 4.426 at 14.84 degrees (North through East) ! Clean map min=-0.0023019 max=0.581 Jy/beam ! Writing clean map to FITS file: J0811+0146_S_2010_10_13_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.581 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000501143 device "J0811+0146_S_2010_10_13_pus\_map.eps/VPS" ! Attempting to open device: 'J0811+0146_S_2010_10_13_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.258766 0.258766 0.517532 1.03506 2.07013 4.14025 8.2805 16.561 33.122 66.244 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.58 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.281 x 4.426 at 14.84 degrees (North through East) ! Clean map min=-0.0023019 max=0.581 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0811+0146_S_2010_10_13_pus\_map.gif/vgif" ! Attempting to open device: 'J0811+0146_S_2010_10_13_pus_map.gif/vgif' mapplot cln