! Started logfile: J0644+3914_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:25:12 2011 obs J0644+3914_X_2009_04_21_pus_uva.fits ! Reading UV FITS file: J0644+3914_X_2009_04_21_pus_uva.fits ! AN table 1: 420 integrations on 120 of 120 possible baselines. ! AN table 2: 220 integrations on 120 of 120 possible baselines. ! Apparent sampling: 0.173958 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0644+3914 ! ! 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 8.40997e+09 8e+06 1 8e+06 ! 02 2 8.47997e+09 8e+06 1 8e+06 ! 03 3 8.79497e+09 8e+06 1 8e+06 ! 04 4 8.89997e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 2445 lines of history. ! ! Reading 53440 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 = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J0644+3914_X_2009_04_21_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 0.200x0.200 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 4024 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4025 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4024 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4024 telescope corrections were flagged in sub-array 1. ! A total of 2799 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.830666Jy sigma=0.009574 ! Fit after self-cal, rms=0.736972Jy sigma=0.008617 ! 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 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.5189 mas, bmaj=0.9012 mas, bpa=5.385 degrees ! Estimated noise=696.86 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 = 0.197013 Jy ! Component: 100 - total flux cleaned = 0.270645 Jy ! Total flux subtracted in 100 components = 0.270645 Jy ! Clean residual min=-0.014084 max=0.035931 Jy/beam ! Clean residual mean=0.000117 rms=0.003749 Jy/beam ! Combined flux in latest and established models = 0.270645 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.270645 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.186308Jy sigma=0.002140 ! Fit after self-cal, rms=0.185545Jy sigma=0.002131 ! Inverting map ! Your choice of large map pixels excluded 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Added new window around map position (-0.6, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0445321 Jy ! Component: 100 - total flux cleaned = 0.0734259 Jy ! Total flux subtracted in 100 components = 0.0734259 Jy ! Clean residual min=-0.009105 max=0.015871 Jy/beam ! Clean residual mean=0.000076 rms=0.002173 Jy/beam ! Combined flux in latest and established models = 0.344071 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 20 components and 0.344071 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.167015Jy sigma=0.001851 ! Fit after self-cal, rms=0.166379Jy sigma=0.001843 ! Inverting map ! Your choice of large map pixels excluded 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0222508 Jy ! Component: 100 - total flux cleaned = 0.0371211 Jy ! Total flux subtracted in 100 components = 0.0371211 Jy ! Clean residual min=-0.005446 max=0.009267 Jy/beam ! Clean residual mean=0.000055 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 0.381192 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 24 components and 0.381192 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.161024Jy sigma=0.001758 ! Fit after self-cal, rms=0.160847Jy sigma=0.001756 ! Inverting map ! Your choice of large map pixels excluded 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120348 Jy ! Component: 100 - total flux cleaned = 0.0202739 Jy ! Total flux subtracted in 100 components = 0.0202739 Jy ! Clean residual min=-0.004627 max=0.007396 Jy/beam ! Clean residual mean=0.000044 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.401466 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 31 components and 0.401466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159161Jy sigma=0.001728 ! Fit after self-cal, rms=0.159103Jy sigma=0.001727 ! Inverting map ! Your choice of large map pixels excluded 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.7009 mas, bmaj=1.08 mas, bpa=4.474 degrees ! Estimated noise=285.368 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 = 0.0137015 Jy ! Component: 100 - total flux cleaned = 0.021074 Jy ! Component: 150 - total flux cleaned = 0.0252569 Jy ! Component: 200 - total flux cleaned = 0.0276773 Jy ! Total flux subtracted in 200 components = 0.0276773 Jy ! Clean residual min=-0.002936 max=0.005269 Jy/beam ! Clean residual mean=0.000507 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.429143 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 42 components and 0.429143 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158249Jy sigma=0.001711 ! Fit after self-cal, rms=0.158186Jy sigma=0.001711 ! Inverting map ! Your choice of large map pixels excluded 4.21% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.03 KB 0.95 ! KK 1.01 KP 0.97 LA 0.96 MK 0.96 ! NL 0.99 NY 0.97 OV 1.02 PT 1.01 ! SC 0.98 TS 0.94 WZ 1.04 ZC 0.99 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.00* HN 1.00* KB 1.09 ! KK 0.94 KP 1.00 LA 1.03 MK 0.98 ! NL 0.98 NY 1.00* OV 0.97 PT 1.00* ! SC 1.00* TS 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.04 KB 0.95 ! KK 1.09 KP 0.97 LA 0.95 MK 0.99 ! NL 0.98 NY 1.00 OV 0.99 PT 1.00 ! SC 0.99 TS 0.89 WZ 1.02 ZC 0.97 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00* HN 1.00* KB 1.07 ! KK 0.94 KP 0.97 LA 1.05 MK 0.95 ! NL 0.97 NY 1.00* OV 0.96 PT 1.00* ! SC 1.00* TS 1.07 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.07 KB 0.93 ! KK 1.09 KP 1.00 LA 0.95 MK 1.02 ! NL 1.01 NY 1.04 OV 1.04 PT 1.01 ! SC 1.05 TS 0.95 WZ 1.02 ZC 0.96 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.00* HN 1.00* KB 1.06 ! KK 1.03 KP 0.97 LA 0.98 MK 1.02 ! NL 1.01 NY 1.00* OV 1.01 PT 1.00* ! SC 1.00* TS 1.02 WZ 1.00* ZC 1.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 1.05 KB 0.97 ! KK 1.17 KP 0.98 LA 0.96 MK 0.92 ! NL 1.02 NY 0.96 OV 1.01 PT 0.99 ! SC 1.03 TS 0.93 WZ 1.07 ZC 0.97 ! ! A total of 369 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.00* HN 1.00* KB 1.11 ! KK 1.09 KP 0.95 LA 1.00 MK 1.03 ! NL 1.05 NY 1.00* OV 0.98 PT 1.00* ! SC 1.00* TS 0.96 WZ 1.00* ZC 1.00* ! ! ! Fit before self-cal, rms=0.158186Jy sigma=0.001711 ! Fit after self-cal, rms=0.158745Jy sigma=0.001717 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.6936 mas, bmaj=1.109 mas, bpa=3.146 degrees ! Estimated noise=287.279 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 = -0.00135319 Jy ! Component: 100 - total flux cleaned = -0.00172637 Jy ! Component: 150 - total flux cleaned = -0.0020688 Jy ! Component: 200 - total flux cleaned = -0.00230631 Jy ! Total flux subtracted in 200 components = -0.00230631 Jy ! Clean residual min=-0.003678 max=0.003003 Jy/beam ! Clean residual mean=-0.000084 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.426837 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 46 components and 0.426837 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158688Jy sigma=0.001716 ! Fit after self-cal, rms=0.158714Jy sigma=0.001716 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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=0.158714Jy sigma=0.001716 ! Fit after self-cal, rms=0.158973Jy sigma=0.001714 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.6979 mas, bmaj=1.112 mas, bpa=2.694 degrees ! Estimated noise=288.236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00117709 Jy ! Component: 100 - total flux cleaned = -0.00134511 Jy ! Component: 150 - total flux cleaned = -0.00141091 Jy ! Component: 200 - total flux cleaned = -0.00144058 Jy ! Total flux subtracted in 200 components = -0.00144058 Jy ! Clean residual min=-0.002386 max=0.003040 Jy/beam ! Clean residual mean=0.000066 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.425396 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.425396 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158947Jy sigma=0.001714 ! Fit after self-cal, rms=0.158938Jy sigma=0.001714 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 (1, 5.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00239096 Jy ! Component: 100 - total flux cleaned = 0.00284479 Jy ! Component: 150 - total flux cleaned = 0.00297158 Jy ! Component: 200 - total flux cleaned = 0.00308462 Jy ! Total flux subtracted in 200 components = 0.00308462 Jy ! Clean residual min=-0.002272 max=0.001999 Jy/beam ! Clean residual mean=0.000030 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.428481 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 65 components and 0.428481 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158899Jy sigma=0.001714 ! Fit after self-cal, rms=0.158890Jy sigma=0.001714 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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=0.158890Jy sigma=0.001714 ! Fit after self-cal, rms=0.158876Jy sigma=0.001713 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.6972 mas, bmaj=1.113 mas, bpa=2.797 degrees ! Estimated noise=287.844 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.44477e-05 Jy ! Component: 100 - total flux cleaned = 9.88672e-05 Jy ! Component: 150 - total flux cleaned = 0.000132747 Jy ! Component: 200 - total flux cleaned = 0.000132525 Jy ! Total flux subtracted in 200 components = 0.000132525 Jy ! Clean residual min=-0.002063 max=0.001994 Jy/beam ! Clean residual mean=0.000065 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.428613 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 69 components and 0.428613 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158860Jy sigma=0.001713 ! Fit after self-cal, rms=0.158858Jy sigma=0.001713 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 = 0.00010005 Jy ! Component: 100 - total flux cleaned = 0.00010093 Jy ! Component: 150 - total flux cleaned = 0.000129956 Jy ! Component: 200 - total flux cleaned = 0.000157076 Jy ! Total flux subtracted in 200 components = 0.000157076 Jy ! Clean residual min=-0.002022 max=0.001952 Jy/beam ! Clean residual mean=0.000063 rms=0.000517 Jy/beam ! Combined flux in latest and established models = 0.42877 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 71 components and 0.42877 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158849Jy sigma=0.001713 ! Fit after self-cal, rms=0.158848Jy sigma=0.001713 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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=0.158848Jy sigma=0.001713 ! Fit after self-cal, rms=0.158821Jy sigma=0.001713 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=2.468 mas, bmaj=2.92 mas, bpa=86.05 degrees ! Estimated noise=381.444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000482923 Jy ! Component: 100 - total flux cleaned = 0.000569431 Jy ! Component: 150 - total flux cleaned = 0.000570098 Jy ! Component: 200 - total flux cleaned = 0.000550388 Jy ! Total flux subtracted in 200 components = 0.000550388 Jy ! Clean residual min=-0.002350 max=0.002207 Jy/beam ! Clean residual mean=0.000156 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.429321 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 78 components and 0.429321 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158817Jy sigma=0.001713 ! Fit after self-cal, rms=0.158816Jy sigma=0.001713 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 = 0.000137804 Jy ! Component: 100 - total flux cleaned = 0.000137416 Jy ! Component: 150 - total flux cleaned = 0.00011843 Jy ! Component: 200 - total flux cleaned = 8.51618e-05 Jy ! Total flux subtracted in 200 components = 8.51618e-05 Jy ! Clean residual min=-0.002363 max=0.002226 Jy/beam ! Clean residual mean=0.000153 rms=0.000686 Jy/beam ! Combined flux in latest and established models = 0.429406 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 82 components and 0.429406 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158818Jy sigma=0.001713 ! Fit after self-cal, rms=0.158817Jy sigma=0.001713 ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.6977 mas, bmaj=1.114 mas, bpa=2.819 degrees ! Estimated noise=287.759 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6977 x 1.114 at 2.819 degrees (North through East) ! Clean map min=-0.0016408 max=0.27959 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 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.5161 mas, bmaj=0.9227 mas, bpa=4.594 degrees ! Estimated noise=705.895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.198839 Jy ! Component: 100 - total flux cleaned = 0.279054 Jy ! Component: 150 - total flux cleaned = 0.324145 Jy ! Component: 200 - total flux cleaned = 0.353101 Jy ! Total flux subtracted in 200 components = 0.353101 Jy ! Clean residual min=-0.006108 max=0.015563 Jy/beam ! Clean residual mean=0.000049 rms=0.001836 Jy/beam ! Combined flux in latest and established models = 0.353101 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.353101 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.6977 mas, bmaj=1.114 mas, bpa=2.819 degrees ! Estimated noise=287.759 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 = 0.0330142 Jy ! Component: 100 - total flux cleaned = 0.0499955 Jy ! Component: 150 - total flux cleaned = 0.0591571 Jy ! Component: 200 - total flux cleaned = 0.0643407 Jy ! Total flux subtracted in 200 components = 0.0643407 Jy ! Clean residual min=-0.002253 max=0.003496 Jy/beam ! Clean residual mean=0.000180 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.417442 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 31 components and 0.417442 Jy ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 = 0.00360823 Jy ! Component: 100 - total flux cleaned = 0.00608475 Jy ! Component: 150 - total flux cleaned = 0.007936 Jy ! Component: 200 - total flux cleaned = 0.00931751 Jy ! Total flux subtracted in 200 components = 0.00931751 Jy ! Clean residual min=-0.002035 max=0.001956 Jy/beam ! Clean residual mean=0.000086 rms=0.000520 Jy/beam ! Combined flux in latest and established models = 0.426759 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 0.426759 Jy ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 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 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=2.468 mas, bmaj=2.92 mas, bpa=86.05 degrees ! Estimated noise=381.444 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183047 Jy ! Component: 100 - total flux cleaned = 0.00278535 Jy ! Component: 150 - total flux cleaned = 0.00298518 Jy ! Component: 200 - total flux cleaned = 0.00312403 Jy ! Total flux subtracted in 200 components = 0.00312403 Jy ! Clean residual min=-0.002297 max=0.002316 Jy/beam ! Clean residual mean=0.000140 rms=0.000687 Jy/beam ! Combined flux in latest and established models = 0.429883 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 = 6.687e-05 Jy ! Component: 100 - total flux cleaned = 0.000138669 Jy ! Component: 150 - total flux cleaned = 0.000151857 Jy ! Component: 200 - total flux cleaned = 0.000163993 Jy ! Total flux subtracted in 200 components = 0.000163993 Jy ! Clean residual min=-0.002281 max=0.002318 Jy/beam ! Clean residual mean=0.000135 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.430047 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.430047 Jy ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! Estimated beam: bmin=0.6977 mas, bmaj=1.114 mas, bpa=2.819 degrees ! Estimated noise=287.759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000477116 Jy ! Component: 100 - total flux cleaned = -0.000398347 Jy ! Component: 150 - total flux cleaned = -0.000327903 Jy ! Component: 200 - total flux cleaned = -0.000261631 Jy ! Total flux subtracted in 200 components = -0.000261631 Jy ! Clean residual min=-0.002135 max=0.001862 Jy/beam ! Clean residual mean=0.000055 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.429786 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 80 components and 0.429786 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158795Jy sigma=0.001713 ! Fit after self-cal, rms=0.158780Jy sigma=0.001713 wmodel J0644+3914_X_2009_04_21_pus_map.mod ! Writing 80 model components to file: J0644+3914_X_2009_04_21_pus_map.mod wobs J0644+3914_X_2009_04_21_pus_uvs.fits ! Writing UV FITS file: J0644+3914_X_2009_04_21_pus_uvs.fits wwins J0644+3914_X_2009_04_21_pus_map.win ! wwins: Wrote 4 windows to J0644+3914_X_2009_04_21_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 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000226349 Jy ! Component: 100 - total flux cleaned = -0.000395239 Jy ! Component: 150 - total flux cleaned = -0.000459909 Jy ! Component: 200 - total flux cleaned = -0.000460329 Jy ! Component: 250 - total flux cleaned = -0.000400581 Jy ! Component: 300 - total flux cleaned = -0.000284371 Jy ! Component: 350 - total flux cleaned = -0.000284847 Jy ! Component: 400 - total flux cleaned = -0.000229084 Jy ! Component: 450 - total flux cleaned = -0.000174601 Jy ! Component: 500 - total flux cleaned = -0.000148279 Jy ! Component: 550 - total flux cleaned = -9.57039e-05 Jy ! Component: 600 - total flux cleaned = -6.96363e-05 Jy ! Component: 650 - total flux cleaned = 7.22504e-06 Jy ! Component: 700 - total flux cleaned = 5.76851e-05 Jy ! Component: 750 - total flux cleaned = 0.000132291 Jy ! Component: 800 - total flux cleaned = 0.00023017 Jy ! Component: 850 - total flux cleaned = 0.000254384 Jy ! Component: 900 - total flux cleaned = 0.000349998 Jy ! Component: 950 - total flux cleaned = 0.000420899 Jy ! Component: 1000 - total flux cleaned = 0.000490992 Jy ! Component: 1050 - total flux cleaned = 0.000513945 Jy ! Component: 1100 - total flux cleaned = 0.00055988 Jy ! Component: 1150 - total flux cleaned = 0.000650393 Jy ! Component: 1200 - total flux cleaned = 0.000717676 Jy ! Component: 1250 - total flux cleaned = 0.000784161 Jy ! Component: 1300 - total flux cleaned = 0.000828177 Jy ! Component: 1350 - total flux cleaned = 0.000893607 Jy ! Component: 1400 - total flux cleaned = 0.000936811 Jy ! Component: 1450 - total flux cleaned = 0.0010224 Jy ! Component: 1500 - total flux cleaned = 0.00108598 Jy ! Component: 1550 - total flux cleaned = 0.00112808 Jy ! Component: 1600 - total flux cleaned = 0.00119059 Jy ! Component: 1650 - total flux cleaned = 0.0012731 Jy ! Component: 1700 - total flux cleaned = 0.0013143 Jy ! Component: 1750 - total flux cleaned = 0.00137533 Jy ! Component: 1800 - total flux cleaned = 0.00145608 Jy ! Component: 1850 - total flux cleaned = 0.00153615 Jy ! Component: 1900 - total flux cleaned = 0.0015957 Jy ! Component: 1950 - total flux cleaned = 0.00163499 Jy ! Component: 2000 - total flux cleaned = 0.00167407 Jy ! Total flux subtracted in 2048 components = 0.00171298 Jy ! Clean residual min=-0.000977 max=0.001127 Jy/beam ! Clean residual mean=0.000034 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.431498 Jy keep ! Adding 157 model components to the UV plane model. ! The established model now contains 237 components and 0.431499 Jy ![Exited script file: muppet] wmap "J0644+3914_X_2009_04_21_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6977 x 1.114 at 2.819 degrees (North through East) ! Clean map min=-0.0015484 max=0.27949 Jy/beam ! Writing clean map to FITS file: J0644+3914_X_2009_04_21_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.27949 invert ! Inverting map ! Your choice of large map pixels excluded 4.33% of the data. ! The x-axis pixel size should ideally be below 0.1755 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000340955 device "J0644+3914_X_2009_04_21_pus\_map.eps/VPS" ! Attempting to open device: 'J0644+3914_X_2009_04_21_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.365975 0.365975 0.731949 1.4639 2.9278 5.85559 11.7112 23.4224 46.8448 93.6895 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.279 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6977 x 1.114 at 2.819 degrees (North through East) ! Clean map min=-0.0015484 max=0.27949 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0644+3914_X_2009_04_21_pus\_map.gif/vgif" ! Attempting to open device: 'J0644+3914_X_2009_04_21_pus_map.gif/vgif' mapplot cln