! Started logfile: J0339-0146_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:38:36 2011 obs J0339-0146_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0339-0146_X_2010_06_23_pus_uva.fits ! AN table 1: 173 integrations on 105 of 105 possible baselines. ! AN table 2: 53 integrations on 105 of 105 possible baselines. ! AN table 3: 130 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.160567 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0339-0146 ! ! 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 8.40996e+09 8e+06 1 8e+06 ! 02 2 8.47996e+09 8e+06 1 8e+06 ! 03 3 8.79496e+09 8e+06 1 8e+06 ! 04 4 8.89996e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 3588 lines of history. ! ! Reading 24008 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 = 256 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0339-0146_X_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 = 256x256 pixels with 0.200x0.200 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 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1358 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1689 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1511 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1403 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1665 telescope corrections were flagged in sub-array 1. ! A total of 470 telescope corrections were flagged in sub-array 2. ! A total of 1427 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.879742Jy sigma=0.009589 ! Fit after self-cal, rms=0.629166Jy sigma=0.007438 ! 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 ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=0.6312 mas, bmaj=1.777 mas, bpa=0.2444 degrees ! Estimated noise=991.467 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 = 0.70565 Jy ! Component: 100 - total flux cleaned = 0.91261 Jy ! Total flux subtracted in 100 components = 0.91261 Jy ! Clean residual min=-0.062038 max=0.166093 Jy/beam ! Clean residual mean=0.003438 rms=0.023574 Jy/beam ! Combined flux in latest and established models = 0.91261 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.91261 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.661248Jy sigma=0.007883 ! Fit after self-cal, rms=0.661140Jy sigma=0.007881 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Added new window around map position (2, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.157466 Jy ! Component: 100 - total flux cleaned = 0.258082 Jy ! Total flux subtracted in 100 components = 0.258082 Jy ! Clean residual min=-0.055411 max=0.133354 Jy/beam ! Clean residual mean=0.002696 rms=0.018863 Jy/beam ! Combined flux in latest and established models = 1.17069 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 37 components and 1.17069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.528314Jy sigma=0.006225 ! Fit after self-cal, rms=0.517717Jy sigma=0.006136 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Added new window around map position (1, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120366 Jy ! Component: 100 - total flux cleaned = 0.199159 Jy ! Total flux subtracted in 100 components = 0.199159 Jy ! Clean residual min=-0.046701 max=0.108538 Jy/beam ! Clean residual mean=0.002133 rms=0.014617 Jy/beam ! Combined flux in latest and established models = 1.36985 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 52 components and 1.36985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.420456Jy sigma=0.004904 ! Fit after self-cal, rms=0.415628Jy sigma=0.004862 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Added new window around map position (3, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10415 Jy ! Component: 100 - total flux cleaned = 0.165744 Jy ! Total flux subtracted in 100 components = 0.165744 Jy ! Clean residual min=-0.035891 max=0.056575 Jy/beam ! Clean residual mean=0.001666 rms=0.011344 Jy/beam ! Combined flux in latest and established models = 1.53559 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 72 components and 1.53559 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.343544Jy sigma=0.003936 ! Fit after self-cal, rms=0.335831Jy sigma=0.003861 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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 ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.078 mas, bmaj=2.575 mas, bpa=-2.451 degrees ! Estimated noise=429.062 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 = 0.18103 Jy ! Component: 100 - total flux cleaned = 0.281288 Jy ! Component: 150 - total flux cleaned = 0.342046 Jy ! Component: 200 - total flux cleaned = 0.379418 Jy ! Total flux subtracted in 200 components = 0.379418 Jy ! Clean residual min=-0.040810 max=0.073748 Jy/beam ! Clean residual mean=0.004466 rms=0.019385 Jy/beam ! Combined flux in latest and established models = 1.91501 Jy ! Performing phase self-cal ! Adding 66 model components to the UV plane model. ! The established model now contains 120 components and 1.91501 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.246880Jy sigma=0.002406 ! Fit after self-cal, rms=0.238952Jy sigma=0.002311 ! Inverting map ! Your choice of large map pixels excluded 3.07% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.00* KK 0.96 ! KP 0.94 LA 0.94 MA 1.00* MK 1.03 ! NL 1.41 NY 1.00* OV 0.99 PT 0.95 ! SC 1.00* TS 0.93 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.90 FD 0.99 HN 1.05 KK 0.98 ! KP 0.94 LA 0.95 MA 1.00* MK 1.00 ! NL 1.13 NY 1.00* OV 1.00 PT 0.95 ! SC 0.99 TS 1.00* ZC 1.00* ! ! A total of 117 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.99 FD 0.96 HN 1.13 KK 1.00* ! KP 0.98 LA 0.96 MA 0.95 MK 1.00* ! NL 1.14 NY 1.00* OV 0.98 PT 0.96 ! SC 1.03 TS 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.00* KK 0.96 ! KP 0.93 LA 0.98 MA 1.00* MK 1.03 ! NL 1.44 NY 1.00* OV 1.02 PT 0.95 ! SC 1.00* TS 0.94 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 0.98 HN 1.06 KK 1.04 ! KP 0.95 LA 0.97 MA 1.00* MK 0.98 ! NL 1.15 NY 1.00* OV 1.03 PT 0.94 ! SC 1.04 TS 1.00* ZC 1.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 0.95 HN 1.14 KK 1.00* ! KP 0.98 LA 0.99 MA 1.00* MK 1.00* ! NL 1.16 NY 1.00* OV 1.00 PT 0.95 ! SC 1.07 TS 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.97 HN 1.00* KK 1.19 ! KP 0.94 LA 0.97 MA 1.00* MK 0.99 ! NL 1.37 NY 1.00* OV 1.00 PT 0.95 ! SC 1.00* TS 0.91 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 0.98 HN 1.02 KK 1.00 ! KP 0.94 LA 0.97 MA 1.00* MK 0.97 ! NL 1.05 NY 1.00* OV 1.02 PT 0.93 ! SC 0.96 TS 1.00* ZC 1.00* ! ! A total of 72 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.94 HN 1.08 KK 1.00* ! KP 0.98 LA 0.99 MA 0.95 MK 1.00* ! NL 1.08 NY 1.00* OV 0.98 PT 0.96 ! SC 1.00 TS 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! A total of 78 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.00* KK 0.90 ! KP 0.94 LA 0.96 MA 1.00* MK 0.96 ! NL 1.42 NY 1.00* OV 0.99 PT 0.96 ! SC 1.00* TS 0.91 ZC 1.00* ! ! A total of 27 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 0.99 HN 1.00 KK 0.99 ! KP 0.94 LA 0.97 MA 1.00* MK 0.95 ! NL 1.07 NY 1.00* OV 1.01 PT 0.95 ! SC 0.99 TS 1.00* ZC 1.00* ! ! A total of 48 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 0.95 HN 1.07 KK 1.00* ! KP 0.99 LA 0.98 MA 0.89 MK 1.00* ! NL 1.10 NY 1.00* OV 0.98 PT 0.96 ! SC 1.03 TS 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.238952Jy sigma=0.002311 ! Fit after self-cal, rms=0.174164Jy sigma=0.001585 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.105 mas, bmaj=2.625 mas, bpa=-3.633 degrees ! Estimated noise=432.726 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 (3.6, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151775 Jy ! Component: 100 - total flux cleaned = 0.014703 Jy ! Component: 150 - total flux cleaned = 0.0123403 Jy ! Component: 200 - total flux cleaned = 0.00963239 Jy ! Total flux subtracted in 200 components = 0.00963239 Jy ! Clean residual min=-0.011463 max=0.014566 Jy/beam ! Clean residual mean=0.000154 rms=0.003648 Jy/beam ! Combined flux in latest and established models = 1.92465 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 138 components and 1.92465 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168926Jy sigma=0.001526 ! Fit after self-cal, rms=0.168028Jy sigma=0.001514 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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=0.168028Jy sigma=0.001514 ! Fit after self-cal, rms=0.167828Jy sigma=0.001508 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.106 mas, bmaj=2.621 mas, bpa=-3.512 degrees ! Estimated noise=432.019 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00817694 Jy ! Component: 100 - total flux cleaned = 0.00949755 Jy ! Component: 150 - total flux cleaned = 0.00854965 Jy ! Component: 200 - total flux cleaned = 0.00770526 Jy ! Total flux subtracted in 200 components = 0.00770526 Jy ! Clean residual min=-0.009445 max=0.011242 Jy/beam ! Clean residual mean=0.000110 rms=0.002903 Jy/beam ! Combined flux in latest and established models = 1.93235 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 155 components and 1.93235 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.165488Jy sigma=0.001480 ! Fit after self-cal, rms=0.164846Jy sigma=0.001473 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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 = 0.00318964 Jy ! Component: 100 - total flux cleaned = 0.00322023 Jy ! Component: 150 - total flux cleaned = 0.00297909 Jy ! Component: 200 - total flux cleaned = 0.00228481 Jy ! Total flux subtracted in 200 components = 0.00228481 Jy ! Clean residual min=-0.008983 max=0.008919 Jy/beam ! Clean residual mean=0.000065 rms=0.002529 Jy/beam ! Combined flux in latest and established models = 1.93464 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 166 components and 1.93464 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.163742Jy sigma=0.001460 ! Fit after self-cal, rms=0.163433Jy sigma=0.001457 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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=0.163433Jy sigma=0.001457 ! Fit after self-cal, rms=0.163325Jy sigma=0.001446 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.108 mas, bmaj=2.619 mas, bpa=-3.426 degrees ! Estimated noise=431.748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463755 Jy ! Component: 100 - total flux cleaned = 0.00549481 Jy ! Component: 150 - total flux cleaned = 0.00572797 Jy ! Component: 200 - total flux cleaned = 0.00552532 Jy ! Total flux subtracted in 200 components = 0.00552532 Jy ! Clean residual min=-0.006998 max=0.008265 Jy/beam ! Clean residual mean=0.000063 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 1.94016 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 174 components and 1.94016 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.162352Jy sigma=0.001434 ! Fit after self-cal, rms=0.162100Jy sigma=0.001432 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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 = 0.00185144 Jy ! Component: 100 - total flux cleaned = 0.00206396 Jy ! Component: 150 - total flux cleaned = 0.0020532 Jy ! Component: 200 - total flux cleaned = 0.00186446 Jy ! Total flux subtracted in 200 components = 0.00186446 Jy ! Clean residual min=-0.006898 max=0.006852 Jy/beam ! Clean residual mean=0.000025 rms=0.001975 Jy/beam ! Combined flux in latest and established models = 1.94203 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 184 components and 1.94203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161529Jy sigma=0.001424 ! Fit after self-cal, rms=0.161370Jy sigma=0.001423 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.161370Jy sigma=0.001423 ! Fit after self-cal, rms=0.161794Jy sigma=0.001421 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=2.913 mas, bmaj=3.956 mas, bpa=14.4 degrees ! Estimated noise=485.456 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00392187 Jy ! Component: 100 - total flux cleaned = 0.00413667 Jy ! Component: 150 - total flux cleaned = 0.00413227 Jy ! Component: 200 - total flux cleaned = 0.00426043 Jy ! Total flux subtracted in 200 components = 0.00426043 Jy ! Clean residual min=-0.005198 max=0.007195 Jy/beam ! Clean residual mean=0.000070 rms=0.001873 Jy/beam ! Combined flux in latest and established models = 1.94629 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 195 components and 1.94629 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161396Jy sigma=0.001416 ! Fit after self-cal, rms=0.161222Jy sigma=0.001414 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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 = 0.00126442 Jy ! Component: 100 - total flux cleaned = 0.00143986 Jy ! Component: 150 - total flux cleaned = 0.00144137 Jy ! Component: 200 - total flux cleaned = 0.00144219 Jy ! Total flux subtracted in 200 components = 0.00144219 Jy ! Clean residual min=-0.005353 max=0.005824 Jy/beam ! Clean residual mean=0.000020 rms=0.001680 Jy/beam ! Combined flux in latest and established models = 1.94773 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 197 components and 1.94773 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161048Jy sigma=0.001412 ! Fit after self-cal, rms=0.160925Jy sigma=0.001411 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec 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 ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.111 mas, bmaj=2.62 mas, bpa=-3.391 degrees ! Estimated noise=431.638 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.111 x 2.62 at -3.391 degrees (North through East) ! Clean map min=-0.0058715 max=0.98457 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=0.160925Jy sigma=0.001411 ! Fit after self-cal, rms=0.144414Jy sigma=0.001260 ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.111 mas, bmaj=2.623 mas, bpa=-3.526 degrees ! Estimated noise=431.124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0018122 Jy ! Component: 100 - total flux cleaned = 0.00202507 Jy ! Component: 150 - total flux cleaned = 0.00202921 Jy ! Component: 200 - total flux cleaned = 0.00219221 Jy ! Total flux subtracted in 200 components = 0.00219221 Jy ! Clean residual min=-0.005449 max=0.006416 Jy/beam ! Clean residual mean=0.000047 rms=0.001563 Jy/beam ! Combined flux in latest and established models = 1.94992 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 206 components and 1.94992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143871Jy sigma=0.001253 ! Fit after self-cal, rms=0.143763Jy sigma=0.001252 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117831 Jy ! Component: 100 - total flux cleaned = 0.00118624 Jy ! Component: 150 - total flux cleaned = 0.00118188 Jy ! Component: 200 - total flux cleaned = 0.00118572 Jy ! Total flux subtracted in 200 components = 0.00118572 Jy ! Clean residual min=-0.005151 max=0.005877 Jy/beam ! Clean residual mean=0.000019 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 1.95111 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 212 components and 1.95111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143430Jy sigma=0.001247 ! Fit after self-cal, rms=0.143343Jy sigma=0.001246 ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.143343Jy sigma=0.001246 ! Fit after self-cal, rms=0.143501Jy sigma=0.001245 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 ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=0.6456 mas, bmaj=1.78 mas, bpa=-1.108 degrees ! Estimated noise=977.364 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.713568 Jy ! Component: 100 - total flux cleaned = 0.981685 Jy ! Component: 150 - total flux cleaned = 1.16828 Jy ! Component: 200 - total flux cleaned = 1.30582 Jy ! Total flux subtracted in 200 components = 1.30582 Jy ! Clean residual min=-0.028769 max=0.080137 Jy/beam ! Clean residual mean=0.002121 rms=0.014194 Jy/beam ! Combined flux in latest and established models = 1.30582 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 36 model components to the UV plane model. ! The established model now contains 36 components and 1.30582 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.113 mas, bmaj=2.624 mas, bpa=-3.493 degrees ! Estimated noise=431.204 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 = 0.297291 Jy ! Component: 100 - total flux cleaned = 0.444595 Jy ! Component: 150 - total flux cleaned = 0.527847 Jy ! Component: 200 - total flux cleaned = 0.576882 Jy ! Total flux subtracted in 200 components = 0.576882 Jy ! Clean residual min=-0.010768 max=0.026728 Jy/beam ! Clean residual mean=0.001424 rms=0.006609 Jy/beam ! Combined flux in latest and established models = 1.8827 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 110 components and 1.8827 Jy ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=2.907 mas, bmaj=3.95 mas, bpa=14.06 degrees ! Estimated noise=484.829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.037259 Jy ! Component: 100 - total flux cleaned = 0.055803 Jy ! Component: 150 - total flux cleaned = 0.0657057 Jy ! Component: 200 - total flux cleaned = 0.0679719 Jy ! Total flux subtracted in 200 components = 0.0679719 Jy ! Clean residual min=-0.004647 max=0.009940 Jy/beam ! Clean residual mean=0.000124 rms=0.001989 Jy/beam ! Combined flux in latest and established models = 1.95067 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) ! Added new window around map position (-3.2, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00598014 Jy ! Component: 100 - total flux cleaned = 0.006585 Jy ! Component: 150 - total flux cleaned = 0.006765 Jy ! Component: 200 - total flux cleaned = 0.00693021 Jy ! Total flux subtracted in 200 components = 0.00693021 Jy ! Clean residual min=-0.004636 max=0.004471 Jy/beam ! Clean residual mean=-0.000095 rms=0.001341 Jy/beam ! Combined flux in latest and established models = 1.9576 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 149 components and 1.9576 Jy ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! Estimated beam: bmin=1.113 mas, bmaj=2.624 mas, bpa=-3.493 degrees ! Estimated noise=431.204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00039681 Jy ! Component: 100 - total flux cleaned = 0.000377205 Jy ! Component: 150 - total flux cleaned = 0.00157257 Jy ! Component: 200 - total flux cleaned = 0.00202252 Jy ! Total flux subtracted in 200 components = 0.00202252 Jy ! Clean residual min=-0.005036 max=0.005244 Jy/beam ! Clean residual mean=-0.000107 rms=0.001489 Jy/beam ! Combined flux in latest and established models = 1.95962 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 162 components and 1.95962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.148539Jy sigma=0.001272 ! Fit after self-cal, rms=0.144526Jy sigma=0.001247 wmodel J0339-0146_X_2010_06_23_pus_map.mod ! Writing 162 model components to file: J0339-0146_X_2010_06_23_pus_map.mod wobs J0339-0146_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0339-0146_X_2010_06_23_pus_uvs.fits wwins J0339-0146_X_2010_06_23_pus_map.win ! wwins: Wrote 6 windows to J0339-0146_X_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 ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197701 Jy ! Component: 100 - total flux cleaned = 0.00156159 Jy ! Component: 150 - total flux cleaned = 0.00147973 Jy ! Component: 200 - total flux cleaned = 0.00125647 Jy ! Component: 250 - total flux cleaned = 0.00089962 Jy ! Component: 300 - total flux cleaned = 0.000553109 Jy ! Component: 350 - total flux cleaned = 0.000282937 Jy ! Component: 400 - total flux cleaned = 8.53324e-05 Jy ! Component: 450 - total flux cleaned = 2.03521e-05 Jy ! Component: 500 - total flux cleaned = 2.02781e-05 Jy ! Component: 550 - total flux cleaned = 0.000141733 Jy ! Component: 600 - total flux cleaned = 0.000141061 Jy ! Component: 650 - total flux cleaned = 0.00014089 Jy ! Component: 700 - total flux cleaned = 0.000256023 Jy ! Component: 750 - total flux cleaned = 0.000255395 Jy ! Component: 800 - total flux cleaned = 0.000310948 Jy ! Component: 850 - total flux cleaned = 0.000310577 Jy ! Component: 900 - total flux cleaned = 0.000255712 Jy ! Component: 950 - total flux cleaned = 0.000147372 Jy ! Component: 1000 - total flux cleaned = 9.45034e-05 Jy ! Total flux subtracted in 1024 components = 9.4816e-05 Jy ! Clean residual min=-0.002640 max=0.002643 Jy/beam ! Clean residual mean=-0.000092 rms=0.001095 Jy/beam ! Combined flux in latest and established models = 1.95972 Jy keep ! Adding 46 model components to the UV plane model. ! The established model now contains 202 components and 1.95972 Jy ![Exited script file: muppet] wmap "J0339-0146_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.113 x 2.624 at -3.493 degrees (North through East) ! Clean map min=-0.0043098 max=0.97027 Jy/beam ! Writing clean map to FITS file: J0339-0146_X_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 0.970274 invert ! Inverting map ! Your choice of large map pixels excluded 2.82% of the data. ! The x-axis pixel size should ideally be below 0.1847 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00109811 device "J0339-0146_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0339-0146_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.339525 0.339525 0.67905 1.3581 2.7162 5.4324 10.8648 21.7296 43.4592 86.9184 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0032 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.97 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.113 x 2.624 at -3.493 degrees (North through East) ! Clean map min=-0.0043098 max=0.97027 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0339-0146_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0339-0146_X_2010_06_23_pus_map.gif/vgif' mapplot cln