! Started logfile: J0203+7232_X_2010_06_23_pus_uvs.log on Thu Jan 27 23:38:09 2011 obs J0203+7232_X_2010_06_23_pus_uva.fits ! Reading UV FITS file: J0203+7232_X_2010_06_23_pus_uva.fits ! AN table 1: 203 integrations on 105 of 105 possible baselines. ! AN table 2: 9 integrations on 105 of 105 possible baselines. ! AN table 3: 136 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.344308 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0203+7232 ! ! 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 50324 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 J0203+7232_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 1404 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 1237 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 1545 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 1384 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 1404 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 1267 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 1411 telescope corrections were flagged in sub-array 1. ! A total of 135 telescope corrections were flagged in sub-array 2. ! A total of 1267 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=0.797717Jy sigma=0.008483 ! Fit after self-cal, rms=0.628929Jy sigma=0.006460 ! 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 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.5167 mas, bmaj=0.569 mas, bpa=-52.95 degrees ! Estimated noise=593.597 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 = 0.274273 Jy ! Component: 100 - total flux cleaned = 0.36524 Jy ! Total flux subtracted in 100 components = 0.36524 Jy ! Clean residual min=-0.011821 max=0.045400 Jy/beam ! Clean residual mean=0.000014 rms=0.003943 Jy/beam ! Combined flux in latest and established models = 0.36524 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.36524 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.212471Jy sigma=0.002014 ! Fit after self-cal, rms=0.212179Jy sigma=0.002012 ! Inverting map ! Your choice of large map pixels excluded 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Added new window around map position (0.6, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.05178 Jy ! Component: 100 - total flux cleaned = 0.0843775 Jy ! Total flux subtracted in 100 components = 0.0843775 Jy ! Clean residual min=-0.009487 max=0.022103 Jy/beam ! Clean residual mean=0.000024 rms=0.002505 Jy/beam ! Combined flux in latest and established models = 0.449618 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.449618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186441Jy sigma=0.001636 ! Fit after self-cal, rms=0.186001Jy sigma=0.001632 ! Inverting map ! Your choice of large map pixels excluded 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0251514 Jy ! Component: 100 - total flux cleaned = 0.0431111 Jy ! Total flux subtracted in 100 components = 0.0431111 Jy ! Clean residual min=-0.007157 max=0.013981 Jy/beam ! Clean residual mean=0.000026 rms=0.001907 Jy/beam ! Combined flux in latest and established models = 0.492729 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 22 components and 0.492729 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178276Jy sigma=0.001506 ! Fit after self-cal, rms=0.178040Jy sigma=0.001504 ! Inverting map ! Your choice of large map pixels excluded 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152615 Jy ! Component: 100 - total flux cleaned = 0.0264303 Jy ! Total flux subtracted in 100 components = 0.0264303 Jy ! Clean residual min=-0.005923 max=0.009668 Jy/beam ! Clean residual mean=0.000027 rms=0.001616 Jy/beam ! Combined flux in latest and established models = 0.519159 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.519159 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.174964Jy sigma=0.001450 ! Fit after self-cal, rms=0.174869Jy sigma=0.001449 ! Inverting map ! Your choice of large map pixels excluded 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.6942 mas, bmaj=0.7575 mas, bpa=-74.09 degrees ! Estimated noise=326.845 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 = 0.0241974 Jy ! Component: 100 - total flux cleaned = 0.0380402 Jy ! Component: 150 - total flux cleaned = 0.0462634 Jy ! Component: 200 - total flux cleaned = 0.0511498 Jy ! Total flux subtracted in 200 components = 0.0511498 Jy ! Clean residual min=-0.005509 max=0.010067 Jy/beam ! Clean residual mean=0.000349 rms=0.002102 Jy/beam ! Combined flux in latest and established models = 0.570309 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 32 components and 0.570309 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.172435Jy sigma=0.001401 ! Fit after self-cal, rms=0.172315Jy sigma=0.001400 ! Inverting map ! Your choice of large map pixels excluded 6.05% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.01 KK 1.07 ! KP 0.98 LA 0.94 MA 1.02 MK 1.04 ! NL 1.02 NY 1.02 OV 0.99 PT 0.97 ! SC 1.00 TS 0.97 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 150 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 0.98 FD 1.00 HN 1.02 KK 1.00* ! KP 0.98 LA 0.85 MA 1.00* MK 0.99 ! NL 0.94 NY 1.01 OV 1.01 PT 0.96 ! SC 1.08 TS 0.96 ZC 0.98 ! ! ! Correcting IF 2. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 1.02 KK 1.10 ! KP 0.98 LA 0.99 MA 1.00* MK 1.03 ! NL 1.03 NY 1.04 OV 1.02 PT 0.96 ! SC 1.03 TS 0.98 ZC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 HN 1.03 KK 1.00* ! KP 0.98 LA 0.87 MA 1.00* MK 0.98 ! NL 0.97 NY 1.04 OV 1.04 PT 0.94 ! SC 1.13 TS 0.97 ZC 0.99 ! ! ! Correcting IF 3. ! A total of 33 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 1.04 KK 1.09 ! KP 0.97 LA 0.98 MA 1.06 MK 1.04 ! NL 0.99 NY 1.05 OV 1.02 PT 0.96 ! SC 0.99 TS 0.99 ZC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 120 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 0.98 HN 1.04 KK 1.00* ! KP 0.97 LA 0.89 MA 1.00* MK 0.97 ! NL 0.93 NY 1.03 OV 1.02 PT 0.94 ! SC 1.08 TS 0.95 ZC 1.00 ! ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.05 KK 1.07 ! KP 0.98 LA 0.98 MA 1.05 MK 1.03 ! NL 1.02 NY 1.04 OV 0.99 PT 0.97 ! SC 1.01 TS 0.98 ZC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* HN 0.00* KK 0.00* ! KP 0.00* LA 0.00* MA 0.00* MK 0.00* ! NL 0.00* NY 0.00* OV 0.00* PT 0.00* ! SC 0.00* TS 0.00* ZC 0.00* ! ! A total of 120 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 1.01 HN 1.03 KK 1.00* ! KP 0.98 LA 0.87 MA 1.00* MK 0.99 ! NL 0.94 NY 1.04 OV 1.01 PT 0.95 ! SC 1.11 TS 0.97 ZC 1.02 ! ! ! Fit before self-cal, rms=0.172315Jy sigma=0.001400 ! Fit after self-cal, rms=0.177560Jy sigma=0.001368 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.6988 mas, bmaj=0.7604 mas, bpa=-68.96 degrees ! Estimated noise=328.444 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 = -0.00261199 Jy ! Component: 100 - total flux cleaned = -0.0028617 Jy ! Component: 150 - total flux cleaned = -0.0030555 Jy ! Component: 200 - total flux cleaned = -0.003162 Jy ! Total flux subtracted in 200 components = -0.003162 Jy ! Clean residual min=-0.005861 max=0.006604 Jy/beam ! Clean residual mean=0.000121 rms=0.001421 Jy/beam ! Combined flux in latest and established models = 0.567147 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 34 components and 0.567147 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177448Jy sigma=0.001367 ! Fit after self-cal, rms=0.177542Jy sigma=0.001366 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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=0.177542Jy sigma=0.001366 ! Fit after self-cal, rms=0.178094Jy sigma=0.001345 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.7036 mas, bmaj=0.7603 mas, bpa=-69.66 degrees ! Estimated noise=329.811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000850402 Jy ! Component: 100 - total flux cleaned = -0.00126326 Jy ! Component: 150 - total flux cleaned = -0.00158253 Jy ! Component: 200 - total flux cleaned = -0.00194356 Jy ! Total flux subtracted in 200 components = -0.00194356 Jy ! Clean residual min=-0.002087 max=0.002852 Jy/beam ! Clean residual mean=0.000116 rms=0.000668 Jy/beam ! Combined flux in latest and established models = 0.565203 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 34 components and 0.565203 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178021Jy sigma=0.001344 ! Fit after self-cal, rms=0.178040Jy sigma=0.001344 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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) ! Added new window around map position (3.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00264749 Jy ! Component: 100 - total flux cleaned = 0.00354054 Jy ! Component: 150 - total flux cleaned = 0.00412669 Jy ! Component: 200 - total flux cleaned = 0.00440277 Jy ! Total flux subtracted in 200 components = 0.00440277 Jy ! Clean residual min=-0.002018 max=0.002409 Jy/beam ! Clean residual mean=0.000093 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.569606 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 44 components and 0.569606 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.177973Jy sigma=0.001343 ! Fit after self-cal, rms=0.177966Jy sigma=0.001343 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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=0.177966Jy sigma=0.001343 ! Fit after self-cal, rms=0.178845Jy sigma=0.001343 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.7053 mas, bmaj=0.7613 mas, bpa=-70.41 degrees ! Estimated noise=330.706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000100243 Jy ! Component: 100 - total flux cleaned = 0.000166788 Jy ! Component: 150 - total flux cleaned = 0.000343585 Jy ! Component: 200 - total flux cleaned = 0.000497665 Jy ! Total flux subtracted in 200 components = 0.000497665 Jy ! Clean residual min=-0.001967 max=0.002320 Jy/beam ! Clean residual mean=0.000084 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.570104 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 48 components and 0.570104 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178797Jy sigma=0.001342 ! Fit after self-cal, rms=0.178798Jy sigma=0.001342 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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 = -0.000148934 Jy ! Component: 100 - total flux cleaned = 0.000108496 Jy ! Component: 150 - total flux cleaned = 0.000281534 Jy ! Component: 200 - total flux cleaned = 0.000359115 Jy ! Total flux subtracted in 200 components = 0.000359115 Jy ! Clean residual min=-0.001936 max=0.002292 Jy/beam ! Clean residual mean=0.000082 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.570463 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 49 components and 0.570463 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178769Jy sigma=0.001342 ! Fit after self-cal, rms=0.178762Jy sigma=0.001342 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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=0.178762Jy sigma=0.001342 ! Fit after self-cal, rms=0.179490Jy sigma=0.001342 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=2.476 mas, bmaj=2.915 mas, bpa=71.45 degrees ! Estimated noise=458.856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00085125 Jy ! Component: 100 - total flux cleaned = 0.00115484 Jy ! Component: 150 - total flux cleaned = 0.00133957 Jy ! Component: 200 - total flux cleaned = 0.00143581 Jy ! Total flux subtracted in 200 components = 0.00143581 Jy ! Clean residual min=-0.002487 max=0.003665 Jy/beam ! Clean residual mean=0.000199 rms=0.000921 Jy/beam ! Combined flux in latest and established models = 0.571899 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 53 components and 0.571899 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179482Jy sigma=0.001342 ! Fit after self-cal, rms=0.179482Jy sigma=0.001342 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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 = 0.000188215 Jy ! Component: 100 - total flux cleaned = 0.000326213 Jy ! Component: 150 - total flux cleaned = 0.000435819 Jy ! Component: 200 - total flux cleaned = 0.000490353 Jy ! Total flux subtracted in 200 components = 0.000490353 Jy ! Clean residual min=-0.002463 max=0.003670 Jy/beam ! Clean residual mean=0.000192 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 0.572389 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 54 components and 0.572389 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179486Jy sigma=0.001342 ! Fit after self-cal, rms=0.179484Jy sigma=0.001342 ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.7065 mas, bmaj=0.7622 mas, bpa=-70.8 degrees ! Estimated noise=331.482 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7065 x 0.7622 at -70.8 degrees (North through East) ! Clean map min=-0.0015399 max=0.39723 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 ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.5179 mas, bmaj=0.5708 mas, bpa=-45.86 degrees ! Estimated noise=613.758 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.281366 Jy ! Component: 100 - total flux cleaned = 0.377788 Jy ! Component: 150 - total flux cleaned = 0.43095 Jy ! Component: 200 - total flux cleaned = 0.463727 Jy ! Total flux subtracted in 200 components = 0.463727 Jy ! Clean residual min=-0.005383 max=0.017742 Jy/beam ! Clean residual mean=0.000011 rms=0.001909 Jy/beam ! Combined flux in latest and established models = 0.463727 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.463727 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.7065 mas, bmaj=0.7622 mas, bpa=-70.8 degrees ! Estimated noise=331.482 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 = 0.0452976 Jy ! Component: 100 - total flux cleaned = 0.0684289 Jy ! Component: 150 - total flux cleaned = 0.0811524 Jy ! Component: 200 - total flux cleaned = 0.0883998 Jy ! Total flux subtracted in 200 components = 0.0883998 Jy ! Clean residual min=-0.002454 max=0.005272 Jy/beam ! Clean residual mean=0.000170 rms=0.000936 Jy/beam ! Combined flux in latest and established models = 0.552127 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 36 components and 0.552126 Jy ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Added new window around map position (0.8, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0053598 Jy ! Component: 100 - total flux cleaned = 0.00903801 Jy ! Component: 150 - total flux cleaned = 0.0117683 Jy ! Component: 200 - total flux cleaned = 0.0138239 Jy ! Total flux subtracted in 200 components = 0.0138239 Jy ! Clean residual min=-0.001896 max=0.002518 Jy/beam ! Clean residual mean=0.000099 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.56595 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 62 components and 0.56595 Jy ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Added new window around map position (6.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023631 Jy ! Component: 100 - total flux cleaned = 0.00388259 Jy ! Component: 150 - total flux cleaned = 0.0050793 Jy ! Component: 200 - total flux cleaned = 0.00567562 Jy ! Total flux subtracted in 200 components = 0.00567562 Jy ! Clean residual min=-0.001722 max=0.001909 Jy/beam ! Clean residual mean=0.000069 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.571626 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 82 components and 0.571626 Jy ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 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 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=2.476 mas, bmaj=2.915 mas, bpa=71.45 degrees ! Estimated noise=458.856 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178382 Jy ! Component: 100 - total flux cleaned = 0.00285891 Jy ! Component: 150 - total flux cleaned = 0.00354069 Jy ! Component: 200 - total flux cleaned = 0.00383736 Jy ! Total flux subtracted in 200 components = 0.00383736 Jy ! Clean residual min=-0.002412 max=0.002270 Jy/beam ! Clean residual mean=0.000141 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.575463 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 = 0.000145293 Jy ! Component: 100 - total flux cleaned = 0.000167192 Jy ! Component: 150 - total flux cleaned = 0.000198131 Jy ! Component: 200 - total flux cleaned = 0.000226777 Jy ! Total flux subtracted in 200 components = 0.000226777 Jy ! Clean residual min=-0.002393 max=0.002281 Jy/beam ! Clean residual mean=0.000138 rms=0.000689 Jy/beam ! Combined flux in latest and established models = 0.57569 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 90 components and 0.57569 Jy ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! Estimated beam: bmin=0.7065 mas, bmaj=0.7622 mas, bpa=-70.8 degrees ! Estimated noise=331.482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00102298 Jy ! Component: 100 - total flux cleaned = -0.00112499 Jy ! Component: 150 - total flux cleaned = -0.00121768 Jy ! Component: 200 - total flux cleaned = -0.00127445 Jy ! Total flux subtracted in 200 components = -0.00127445 Jy ! Clean residual min=-0.001651 max=0.001693 Jy/beam ! Clean residual mean=0.000055 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.574416 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 0.574416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.179378Jy sigma=0.001341 ! Fit after self-cal, rms=0.179323Jy sigma=0.001340 wmodel J0203+7232_X_2010_06_23_pus_map.mod ! Writing 102 model components to file: J0203+7232_X_2010_06_23_pus_map.mod wobs J0203+7232_X_2010_06_23_pus_uvs.fits ! Writing UV FITS file: J0203+7232_X_2010_06_23_pus_uvs.fits wwins J0203+7232_X_2010_06_23_pus_map.win ! wwins: Wrote 5 windows to J0203+7232_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 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000105433 Jy ! Component: 100 - total flux cleaned = 0.000193728 Jy ! Component: 150 - total flux cleaned = 0.00047322 Jy ! Component: 200 - total flux cleaned = 0.000880391 Jy ! Component: 250 - total flux cleaned = 0.00114506 Jy ! Component: 300 - total flux cleaned = 0.00145592 Jy ! Component: 350 - total flux cleaned = 0.0016591 Jy ! Component: 400 - total flux cleaned = 0.00190797 Jy ! Component: 450 - total flux cleaned = 0.00207862 Jy ! Component: 500 - total flux cleaned = 0.00222283 Jy ! Component: 550 - total flux cleaned = 0.00248264 Jy ! Component: 600 - total flux cleaned = 0.00266855 Jy ! Component: 650 - total flux cleaned = 0.00282881 Jy ! Component: 700 - total flux cleaned = 0.00296444 Jy ! Component: 750 - total flux cleaned = 0.00314294 Jy ! Component: 800 - total flux cleaned = 0.00325278 Jy ! Component: 850 - total flux cleaned = 0.00336188 Jy ! Component: 900 - total flux cleaned = 0.00346952 Jy ! Component: 950 - total flux cleaned = 0.00351194 Jy ! Component: 1000 - total flux cleaned = 0.00357548 Jy ! Total flux subtracted in 1024 components = 0.00363862 Jy ! Clean residual min=-0.001140 max=0.001317 Jy/beam ! Clean residual mean=0.000028 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.578054 Jy keep ! Adding 85 model components to the UV plane model. ! The established model now contains 187 components and 0.578054 Jy ![Exited script file: muppet] wmap "J0203+7232_X_2010_06_23_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7065 x 0.7622 at -70.8 degrees (North through East) ! Clean map min=-0.0014429 max=0.39988 Jy/beam ! Writing clean map to FITS file: J0203+7232_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 0.399877 invert ! Inverting map ! Your choice of large map pixels excluded 6.04% of the data. ! The x-axis pixel size should ideally be below 0.1674 milli-arcsec ! The y-axis pixel size should ideally be below 0.1575 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000395308 device "J0203+7232_X_2010_06_23_pus\_map.eps/VPS" ! Attempting to open device: 'J0203+7232_X_2010_06_23_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.296572 0.296572 0.593144 1.18629 2.37257 4.74515 9.4903 18.9806 37.9612 75.9224 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.399 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7065 x 0.7622 at -70.8 degrees (North through East) ! Clean map min=-0.0014429 max=0.39988 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0203+7232_X_2010_06_23_pus\_map.gif/vgif" ! Attempting to open device: 'J0203+7232_X_2010_06_23_pus_map.gif/vgif' mapplot cln