! Started logfile: J0753+5352_X_2008_07_09_pus_uvs.log on Sun Oct 10 20:17:12 2010 obs J0753+5352_X_2008_07_09_pus_uva.fits ! Reading UV FITS file: J0753+5352_X_2008_07_09_pus_uva.fits ! AN table 1: 25 integrations on 105 of 105 possible baselines. ! AN table 2: 174 integrations on 105 of 105 possible baselines. ! Apparent sampling: 0.133716 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J0753+5352 ! ! 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 1142 lines of history. ! ! Reading 11176 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 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 212 telescope corrections were flagged in sub-array 1. ! A total of 1838 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 1838 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 1838 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 212 telescope corrections were flagged in sub-array 1. ! A total of 1838 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=0.680891Jy sigma=0.004555 ! Fit after self-cal, rms=0.571052Jy sigma=0.003782 ! 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 13.9% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.5433 mas, bmaj=0.7813 mas, bpa=26.54 degrees ! Estimated noise=1640.35 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 = 0.397576 Jy ! Component: 100 - total flux cleaned = 0.53263 Jy ! Total flux subtracted in 100 components = 0.53263 Jy ! Clean residual min=-0.038304 max=0.103229 Jy/beam ! Clean residual mean=0.000240 rms=0.011930 Jy/beam ! Combined flux in latest and established models = 0.53263 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.532631 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.326810Jy sigma=0.001958 ! Fit after self-cal, rms=0.326048Jy sigma=0.001954 ! Inverting map ! Your choice of large map pixels excluded 13.9% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Added new window around map position (0.4, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0965768 Jy ! Component: 100 - total flux cleaned = 0.149893 Jy ! Total flux subtracted in 100 components = 0.149893 Jy ! Clean residual min=-0.029587 max=0.051667 Jy/beam ! Clean residual mean=0.000156 rms=0.008579 Jy/beam ! Combined flux in latest and established models = 0.682523 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.682523 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.301587Jy sigma=0.001652 ! Fit after self-cal, rms=0.297885Jy sigma=0.001628 ! Inverting map ! Your choice of large map pixels excluded 13.9% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Added new window around map position (1.6, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0503129 Jy ! Component: 100 - total flux cleaned = 0.0583726 Jy ! Total flux subtracted in 100 components = 0.0583726 Jy ! Clean residual min=-0.026577 max=0.039106 Jy/beam ! Clean residual mean=0.000123 rms=0.007325 Jy/beam ! Combined flux in latest and established models = 0.740896 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.740896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.290889Jy sigma=0.001549 ! Fit after self-cal, rms=0.289968Jy sigma=0.001542 ! Inverting map ! Your choice of large map pixels excluded 13.9% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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 13.9% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.6409 mas, bmaj=0.8738 mas, bpa=32.77 degrees ! Estimated noise=1011.21 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 = 0.0329469 Jy ! Component: 100 - total flux cleaned = 0.041699 Jy ! Component: 150 - total flux cleaned = 0.0444095 Jy ! Component: 200 - total flux cleaned = 0.0461646 Jy ! Total flux subtracted in 200 components = 0.0461646 Jy ! Clean residual min=-0.019078 max=0.026478 Jy/beam ! Clean residual mean=0.000120 rms=0.005910 Jy/beam ! Combined flux in latest and established models = 0.787061 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 26 components and 0.787061 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.284840Jy sigma=0.001490 ! Fit after self-cal, rms=0.284332Jy sigma=0.001487 ! Inverting map ! Your choice of large map pixels excluded 13.9% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 HH 1.00* HN 1.09 ! KK 0.99 KP 1.02 LA 0.98 MK 1.00 ! NL 1.05 NY 1.00* ON 1.00* PT 0.98 ! SC 0.87 WZ 1.00* ZC 1.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.89 FD 0.99 HH 1.00* HN 1.15 ! KK 1.02 KP 1.04 LA 0.97 MK 0.98 ! NL 1.02 NY 0.89 ON 1.01 PT 0.99 ! SC 1.00* WZ 0.95 ZC 1.29 ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HH 1.00* HN 1.01 ! KK 0.99 KP 0.96 LA 0.96 MK 0.98 ! NL 1.02 NY 1.00* ON 1.00* PT 0.99 ! SC 0.91 WZ 1.00* ZC 1.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 FD 1.00 HH 1.00* HN 1.04 ! KK 1.02 KP 0.95 LA 0.97 MK 0.99 ! NL 0.99 NY 0.92 ON 1.02 PT 1.00 ! SC 1.00* WZ 0.91 ZC 1.32 ! ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.95 HH 1.00* HN 0.97 ! KK 0.95 KP 0.99 LA 1.00 MK 0.97 ! NL 1.08 NY 1.00* ON 1.00* PT 0.98 ! SC 0.93 WZ 1.00* ZC 1.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.96 HH 1.00* HN 1.04 ! KK 0.98 KP 0.99 LA 1.02 MK 0.98 ! NL 1.06 NY 0.88 ON 1.03 PT 0.98 ! SC 1.00* WZ 0.94 ZC 1.28 ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.96 HH 1.00* HN 1.01 ! KK 1.01 KP 0.98 LA 0.98 MK 0.97 ! NL 1.04 NY 1.00* ON 1.00* PT 1.03 ! SC 0.92 WZ 1.00* ZC 1.00* ! ! A total of 222 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.88 FD 0.98 HH 1.00* HN 1.06 ! KK 0.95 KP 0.98 LA 0.96 MK 1.04 ! NL 1.04 NY 0.91 ON 0.99 PT 1.03 ! SC 1.00* WZ 0.93 ZC 1.23 ! ! ! Fit before self-cal, rms=0.284332Jy sigma=0.001487 ! Fit after self-cal, rms=0.287745Jy sigma=0.001463 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.6518 mas, bmaj=0.8921 mas, bpa=35.49 degrees ! Estimated noise=1000.83 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.007203 Jy ! Component: 100 - total flux cleaned = -0.00796765 Jy ! Component: 150 - total flux cleaned = -0.00829087 Jy ! Component: 200 - total flux cleaned = -0.0085583 Jy ! Total flux subtracted in 200 components = -0.0085583 Jy ! Clean residual min=-0.020918 max=0.017484 Jy/beam ! Clean residual mean=0.000003 rms=0.005388 Jy/beam ! Combined flux in latest and established models = 0.778502 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 34 components and 0.778502 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.286358Jy sigma=0.001454 ! Fit after self-cal, rms=0.286505Jy sigma=0.001453 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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=0.286505Jy sigma=0.001453 ! Fit after self-cal, rms=0.534059Jy sigma=0.001332 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.7106 mas, bmaj=0.8759 mas, bpa=34.68 degrees ! Estimated noise=1024.74 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0105094 Jy ! Component: 100 - total flux cleaned = -0.0121781 Jy ! Component: 150 - total flux cleaned = -0.0121519 Jy ! Component: 200 - total flux cleaned = -0.0124287 Jy ! Total flux subtracted in 200 components = -0.0124287 Jy ! Clean residual min=-0.009917 max=0.010973 Jy/beam ! Clean residual mean=-0.000016 rms=0.002390 Jy/beam ! Combined flux in latest and established models = 0.766074 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.766074 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.533469Jy sigma=0.001319 ! Fit after self-cal, rms=0.535198Jy sigma=0.001317 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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 = -0.00147351 Jy ! Component: 100 - total flux cleaned = -0.00215301 Jy ! Component: 150 - total flux cleaned = -0.00214361 Jy ! Component: 200 - total flux cleaned = -0.00231042 Jy ! Total flux subtracted in 200 components = -0.00231042 Jy ! Clean residual min=-0.009347 max=0.009635 Jy/beam ! Clean residual mean=-0.000013 rms=0.002240 Jy/beam ! Combined flux in latest and established models = 0.763763 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.763763 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.535037Jy sigma=0.001314 ! Fit after self-cal, rms=0.535087Jy sigma=0.001314 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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=0.535087Jy sigma=0.001314 ! Fit after self-cal, rms=0.565407Jy sigma=0.001311 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.7157 mas, bmaj=0.8743 mas, bpa=34.04 degrees ! Estimated noise=1015.86 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0087196 Jy ! Component: 100 - total flux cleaned = -0.0107367 Jy ! Component: 150 - total flux cleaned = -0.0109165 Jy ! Component: 200 - total flux cleaned = -0.0110623 Jy ! Total flux subtracted in 200 components = -0.0110623 Jy ! Clean residual min=-0.008107 max=0.008480 Jy/beam ! Clean residual mean=-0.000013 rms=0.001915 Jy/beam ! Combined flux in latest and established models = 0.752701 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 51 components and 0.752701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.565170Jy sigma=0.001307 ! Fit after self-cal, rms=0.565318Jy sigma=0.001307 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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 = -0.000832096 Jy ! Component: 100 - total flux cleaned = -0.00123307 Jy ! Component: 150 - total flux cleaned = -0.00122868 Jy ! Component: 200 - total flux cleaned = -0.00112334 Jy ! Total flux subtracted in 200 components = -0.00112334 Jy ! Clean residual min=-0.007779 max=0.007729 Jy/beam ! Clean residual mean=-0.000012 rms=0.001868 Jy/beam ! Combined flux in latest and established models = 0.751577 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 0.751577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.565212Jy sigma=0.001306 ! Fit after self-cal, rms=0.565271Jy sigma=0.001306 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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=0.565271Jy sigma=0.001306 ! Fit after self-cal, rms=0.574678Jy sigma=0.001304 clean clean_niter,clean_gain ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=2.432 mas, bmaj=2.503 mas, bpa=-78.26 degrees ! Estimated noise=1458.09 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00598302 Jy ! Component: 100 - total flux cleaned = -0.00633371 Jy ! Component: 150 - total flux cleaned = -0.0067022 Jy ! Component: 200 - total flux cleaned = -0.0068762 Jy ! Total flux subtracted in 200 components = -0.0068762 Jy ! Clean residual min=-0.006949 max=0.007311 Jy/beam ! Clean residual mean=0.000010 rms=0.002245 Jy/beam ! Combined flux in latest and established models = 0.744701 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 54 components and 0.744701 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.574777Jy sigma=0.001305 ! Fit after self-cal, rms=0.574803Jy sigma=0.001304 flux_cutoff = imstat(rms) * dynam ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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 = 0.000333757 Jy ! Component: 100 - total flux cleaned = 0.000384807 Jy ! Component: 150 - total flux cleaned = 0.000432268 Jy ! Component: 200 - total flux cleaned = 0.000473978 Jy ! Total flux subtracted in 200 components = 0.000473978 Jy ! Clean residual min=-0.006780 max=0.006970 Jy/beam ! Clean residual mean=0.000019 rms=0.002168 Jy/beam ! Combined flux in latest and established models = 0.745175 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 54 components and 0.745175 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.574862Jy sigma=0.001305 ! Fit after self-cal, rms=0.574856Jy sigma=0.001305 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.7182 mas, bmaj=0.8738 mas, bpa=33.92 degrees ! Estimated noise=1008.37 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7182 x 0.8738 at 33.92 degrees (North through East) ! Clean map min=-0.011074 max=0.51661 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=0.574856Jy sigma=0.001305 ! Fit after self-cal, rms=0.887817Jy sigma=0.001136 ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.7201 mas, bmaj=0.874 mas, bpa=33.82 degrees ! Estimated noise=1008.89 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00381882 Jy ! Component: 100 - total flux cleaned = -0.0040748 Jy ! Component: 150 - total flux cleaned = -0.00418942 Jy ! Component: 200 - total flux cleaned = -0.00429244 Jy ! Total flux subtracted in 200 components = -0.00429244 Jy ! Clean residual min=-0.005719 max=0.006180 Jy/beam ! Clean residual mean=-0.000057 rms=0.001485 Jy/beam ! Combined flux in latest and established models = 0.740883 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 58 components and 0.740883 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.887726Jy sigma=0.001135 ! Fit after self-cal, rms=0.887774Jy sigma=0.001135 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000354741 Jy ! Component: 100 - total flux cleaned = -0.000457202 Jy ! Component: 150 - total flux cleaned = -0.000553067 Jy ! Component: 200 - total flux cleaned = -0.000645618 Jy ! Total flux subtracted in 200 components = -0.000645618 Jy ! Clean residual min=-0.005658 max=0.006072 Jy/beam ! Clean residual mean=-0.000058 rms=0.001461 Jy/beam ! Combined flux in latest and established models = 0.740237 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.740237 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.887699Jy sigma=0.001134 ! Fit after self-cal, rms=0.887731Jy sigma=0.001134 ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.887731Jy sigma=0.001134 ! Fit after self-cal, rms=0.886339Jy sigma=0.001134 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.6341 mas, bmaj=0.7713 mas, bpa=12.34 degrees ! Estimated noise=1801.42 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.406386 Jy ! Component: 100 - total flux cleaned = 0.547609 Jy ! Component: 150 - total flux cleaned = 0.620676 Jy ! Component: 200 - total flux cleaned = 0.659873 Jy ! Total flux subtracted in 200 components = 0.659873 Jy ! Clean residual min=-0.011964 max=0.019825 Jy/beam ! Clean residual mean=0.000046 rms=0.003482 Jy/beam ! Combined flux in latest and established models = 0.659873 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.659873 Jy ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.7203 mas, bmaj=0.8733 mas, bpa=33.72 degrees ! Estimated noise=1006.69 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 = 0.0306211 Jy ! Component: 100 - total flux cleaned = 0.048159 Jy ! Component: 150 - total flux cleaned = 0.0596594 Jy ! Component: 200 - total flux cleaned = 0.0673181 Jy ! Total flux subtracted in 200 components = 0.0673181 Jy ! Clean residual min=-0.006237 max=0.007793 Jy/beam ! Clean residual mean=-0.000060 rms=0.001618 Jy/beam ! Combined flux in latest and established models = 0.727191 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 25 components and 0.727191 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Added new window around map position (1.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00726497 Jy ! Component: 100 - total flux cleaned = 0.00917783 Jy ! Component: 150 - total flux cleaned = 0.0104422 Jy ! Component: 200 - total flux cleaned = 0.0114021 Jy ! Total flux subtracted in 200 components = 0.0114021 Jy ! Clean residual min=-0.005163 max=0.005278 Jy/beam ! Clean residual mean=-0.000041 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.738593 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 39 components and 0.738593 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=2.439 mas, bmaj=2.502 mas, bpa=-73.75 degrees ! Estimated noise=1450.53 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128983 Jy ! Component: 100 - total flux cleaned = 0.00148145 Jy ! Component: 150 - total flux cleaned = 0.00148239 Jy ! Component: 200 - total flux cleaned = 0.00148175 Jy ! Total flux subtracted in 200 components = 0.00148175 Jy ! Clean residual min=-0.004975 max=0.006965 Jy/beam ! Clean residual mean=-0.000110 rms=0.001669 Jy/beam ! Combined flux in latest and established models = 0.740074 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 = -2.85552e-06 Jy ! Component: 100 - total flux cleaned = 5.30238e-05 Jy ! Component: 150 - total flux cleaned = 4.97685e-05 Jy ! Component: 200 - total flux cleaned = 4.89918e-05 Jy ! Total flux subtracted in 200 components = 4.89918e-05 Jy ! Clean residual min=-0.004814 max=0.006721 Jy/beam ! Clean residual mean=-0.000107 rms=0.001640 Jy/beam ! Combined flux in latest and established models = 0.740123 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 53 components and 0.740123 Jy ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! Estimated beam: bmin=0.7203 mas, bmaj=0.8733 mas, bpa=33.72 degrees ! Estimated noise=1006.69 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113287 Jy ! Component: 100 - total flux cleaned = 0.00126945 Jy ! Component: 150 - total flux cleaned = 0.00127247 Jy ! Component: 200 - total flux cleaned = 0.00116429 Jy ! Total flux subtracted in 200 components = 0.00116429 Jy ! Clean residual min=-0.004740 max=0.005095 Jy/beam ! Clean residual mean=-0.000039 rms=0.001259 Jy/beam ! Combined flux in latest and established models = 0.741288 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.741288 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.886640Jy sigma=0.001132 ! Fit after self-cal, rms=0.886846Jy sigma=0.001131 wmodel J0753+5352_X_2008_07_09_pus_map.mod ! Writing 63 model components to file: J0753+5352_X_2008_07_09_pus_map.mod wobs J0753+5352_X_2008_07_09_pus_uvs.fits ! Writing UV FITS file: J0753+5352_X_2008_07_09_pus_uvs.fits wwins J0753+5352_X_2008_07_09_pus_map.win ! wwins: Wrote 4 windows to J0753+5352_X_2008_07_09_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 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! clean: niter=1024 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.0009825 Jy ! Component: 100 - total flux cleaned = 0.0009859 Jy ! Component: 150 - total flux cleaned = 0.00143454 Jy ! Component: 200 - total flux cleaned = 0.00164698 Jy ! Component: 250 - total flux cleaned = 0.00151199 Jy ! Component: 300 - total flux cleaned = 0.00138033 Jy ! Component: 350 - total flux cleaned = 0.000996622 Jy ! Component: 400 - total flux cleaned = 0.000810118 Jy ! Component: 450 - total flux cleaned = 0.00038189 Jy ! Component: 500 - total flux cleaned = 8.19897e-05 Jy ! Component: 550 - total flux cleaned = -0.000330029 Jy ! Component: 600 - total flux cleaned = -0.000618917 Jy ! Component: 650 - total flux cleaned = -0.000732076 Jy ! Component: 700 - total flux cleaned = -0.00101179 Jy ! Component: 750 - total flux cleaned = -0.00128723 Jy ! Component: 800 - total flux cleaned = -0.00150475 Jy ! Component: 850 - total flux cleaned = -0.00166605 Jy ! Component: 900 - total flux cleaned = -0.00193118 Jy ! Component: 950 - total flux cleaned = -0.00208846 Jy ! Component: 1000 - total flux cleaned = -0.00239833 Jy ! Total flux subtracted in 1024 components = -0.00229574 Jy ! Clean residual min=-0.002829 max=0.003614 Jy/beam ! Clean residual mean=-0.000049 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.738992 Jy keep ! Adding 74 model components to the UV plane model. ! The established model now contains 137 components and 0.738992 Jy wmap "J0753+5352_X_2008_07_09_pus\_map.fits" ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7203 x 0.8733 at 33.72 degrees (North through East) ! Clean map min=-0.0045054 max=0.52556 Jy/beam ! Writing clean map to FITS file: J0753+5352_X_2008_07_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.525557 invert ! Inverting map ! Your choice of large map pixels excluded 12.1% of the data. ! The x-axis pixel size should ideally be below 0.1627 milli-arcsec ! The y-axis pixel size should ideally be below 0.1771 milli-arcsec float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000954261 device "J0753+5352_X_2008_07_09_pus\_map.eps/VPS" ! Attempting to open device: 'J0753+5352_X_2008_07_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.544713 0.544713 1.08943 2.17885 4.35771 8.71542 17.4308 34.8617 69.7233 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0028 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.525 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7203 x 0.8733 at 33.72 degrees (North through East) ! Clean map min=-0.0045054 max=0.52556 Jy/beam mapcolor color, 0.9 ! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5. device "J0753+5352_X_2008_07_09_pus\_map.gif/vgif" ! Attempting to open device: 'J0753+5352_X_2008_07_09_pus_map.gif/vgif' mapplot cln quit ! Quitting program ! Log file J0753+5352_X_2008_07_09_pus_uvs.log closed on Sun Oct 10 20:17:14 2010