! Started logfile: J0842+1835_X_2009_04_21_pus_uvs.log on Sun Jan 23 00:26:36 2011
obs J0842+1835_X_2009_04_21_pus_uva.fits
! Reading UV FITS file: J0842+1835_X_2009_04_21_pus_uva.fits
! AN table 1: 126 integrations on 120 of 120 possible baselines.
! AN table 2: 124 integrations on 120 of 120 possible baselines.
! Apparent sampling: 0.5394 visibilities/baseline/integration-bin.
! Found source: J0842+1835
! 
! 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 64728 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 J0842+1835_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 673 telescope corrections were flagged in sub-array 1.
!  A total of 389 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 675 telescope corrections were flagged in sub-array 1.
!  A total of 389 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 673 telescope corrections were flagged in sub-array 1.
!  A total of 389 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 673 telescope corrections were flagged in sub-array 1.
!  A total of 389 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.907388Jy  sigma=0.008285
! Fit after  self-cal, rms=0.862309Jy  sigma=0.007863
! 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 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.4839 mas, bmaj=1.417 mas, bpa=1.207 degrees
! Estimated noise=738.488 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 = 0.113512 Jy
! Component: 100  -  total flux cleaned = 0.164739 Jy
! Total flux subtracted in 100 components = 0.164739 Jy
! Clean residual min=-0.012747 max=0.026923 Jy/beam
! Clean residual mean=0.000354 rms=0.003640 Jy/beam
! Combined flux in latest and established models = 0.164739 Jy
! Performing phase self-cal
! Adding 7 model components to the UV plane model.
! The established model now contains 7 components and 0.164739 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.185955Jy  sigma=0.001607
! Fit after  self-cal, rms=0.184455Jy  sigma=0.001595
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.034791 Jy
! Component: 100  -  total flux cleaned = 0.0566503 Jy
! Total flux subtracted in 100 components = 0.0566503 Jy
! Clean residual min=-0.011475 max=0.026987 Jy/beam
! Clean residual mean=0.000285 rms=0.003107 Jy/beam
! Combined flux in latest and established models = 0.221389 Jy
! Performing phase self-cal
! Adding 9 model components to the UV plane model.
! The established model now contains 15 components and 0.221389 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.173526Jy  sigma=0.001483
! Fit after  self-cal, rms=0.173113Jy  sigma=0.001479
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Added new window around map position (0, 2.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0263097 Jy
! Component: 100  -  total flux cleaned = 0.0417774 Jy
! Total flux subtracted in 100 components = 0.0417774 Jy
! Clean residual min=-0.009341 max=0.026299 Jy/beam
! Clean residual mean=0.000229 rms=0.002667 Jy/beam
! Combined flux in latest and established models = 0.263167 Jy
! Performing phase self-cal
! Adding 12 model components to the UV plane model.
! The established model now contains 21 components and 0.263167 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.167159Jy  sigma=0.001415
! Fit after  self-cal, rms=0.166789Jy  sigma=0.001412
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Added new window around map position (3.2, 11).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0254598 Jy
! Component: 100  -  total flux cleaned = 0.0412576 Jy
! Total flux subtracted in 100 components = 0.0412576 Jy
! Clean residual min=-0.007627 max=0.015698 Jy/beam
! Clean residual mean=0.000155 rms=0.002189 Jy/beam
! Combined flux in latest and established models = 0.304424 Jy
! Performing phase self-cal
! Adding 11 model components to the UV plane model.
! The established model now contains 27 components and 0.304424 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.160323Jy  sigma=0.001342
! Fit after  self-cal, rms=0.159909Jy  sigma=0.001339
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Added new window around map position (2.4, 10.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.016096 Jy
! Component: 100  -  total flux cleaned = 0.0281061 Jy
! Total flux subtracted in 100 components = 0.0281061 Jy
! Clean residual min=-0.006549 max=0.013709 Jy/beam
! Clean residual mean=0.000109 rms=0.001891 Jy/beam
! Combined flux in latest and established models = 0.33253 Jy
! Performing phase self-cal
! Adding 18 model components to the UV plane model.
! The established model now contains 38 components and 0.33253 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.156858Jy  sigma=0.001306
! Fit after  self-cal, rms=0.156745Jy  sigma=0.001305
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Added new window around map position (1, 2.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0136804 Jy
! Component: 100  -  total flux cleaned = 0.0237773 Jy
! Total flux subtracted in 100 components = 0.0237773 Jy
! Clean residual min=-0.006019 max=0.006772 Jy/beam
! Clean residual mean=0.000072 rms=0.001640 Jy/beam
! Combined flux in latest and established models = 0.356308 Jy
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 49 components and 0.356308 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154545Jy  sigma=0.001280
! Fit after  self-cal, rms=0.154472Jy  sigma=0.001280
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5817 mas, bmaj=1.626 mas, bpa=1.826 degrees
! Estimated noise=321.76 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 = 0.0196814 Jy
! Component: 100  -  total flux cleaned = 0.0347841 Jy
! Component: 150  -  total flux cleaned = 0.0472579 Jy
! Component: 200  -  total flux cleaned = 0.0577133 Jy
! Total flux subtracted in 200 components = 0.0577133 Jy
! Clean residual min=-0.006148 max=0.006846 Jy/beam
! Clean residual mean=-0.000049 rms=0.001976 Jy/beam
! Combined flux in latest and established models = 0.414021 Jy
! Performing phase self-cal
! Adding 55 model components to the UV plane model.
! The established model now contains 87 components and 0.414021 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.151157Jy  sigma=0.001241
! Fit after  self-cal, rms=0.150972Jy  sigma=0.001240
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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        1.00     FD        0.97     HN        1.06     KB        1.00*    
!   KK        1.00*    KP        0.97     LA        0.93     MK        1.00*    
!   NL        0.94     NY        1.00*    OV        0.94     PT        0.93     
!   SC        0.97     TS        1.00*    WZ        1.00     ZC        1.11     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        0.92     HN        0.95     KB        1.02     
!   KK        0.85     KP        0.95     LA        0.95     MK        0.95     
!   NL        0.98     NY        1.00*    OV        0.91     PT        0.90     
!   SC        1.04     TS        1.00     WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        0.96     HN        1.15     KB        1.00*    
!   KK        1.00*    KP        0.98     LA        0.93     MK        1.00*    
!   NL        0.93     NY        1.00*    OV        0.92     PT        0.93     
!   SC        0.97     TS        1.00*    WZ        0.95     ZC        1.09     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        0.91     HN        0.99     KB        1.03     
!   KK        0.86     KP        0.95     LA        0.93     MK        0.98     
!   NL        0.97     NY        1.00*    OV        0.91     PT        0.90     
!   SC        1.06     TS        1.04     WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.96     HN        1.10     KB        1.00*    
!   KK        1.00*    KP        1.00     LA        0.94     MK        1.00*    
!   NL        0.98     NY        1.00*    OV        0.95     PT        0.95     
!   SC        1.06     TS        1.00*    WZ        1.02     ZC        1.04     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.94     HN        1.02     KB        1.02     
!   KK        1.91     KP        0.97     LA        0.97     MK        1.01     
!   NL        1.02     NY        1.00*    OV        0.95     PT        0.92     
!   SC        1.09     TS        1.06     WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.96     HN        1.10     KB        1.00*    
!   KK        1.00*    KP        0.99     LA        0.92     MK        1.00*    
!   NL        0.98     NY        1.00*    OV        0.96     PT        0.92     
!   SC        1.06     TS        1.00*    WZ        1.06     ZC        1.11     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.96     HN        0.94     KB        1.03     
!   KK        1.02     KP        0.97     LA        0.96     MK        1.00     
!   NL        1.03     NY        1.00*    OV        0.94     PT        0.94     
!   SC        1.10     TS        1.05     WZ        1.00*    ZC        1.00*    
! 
! 
! Fit before self-cal, rms=0.150972Jy  sigma=0.001240
! Fit after  self-cal, rms=0.154043Jy  sigma=0.001224
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5916 mas, bmaj=1.65 mas, bpa=1.885 degrees
! Estimated noise=308.396 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 (1.6, 9.8).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00799748 Jy
! Component: 100  -  total flux cleaned = 0.013665 Jy
! Component: 150  -  total flux cleaned = 0.0172939 Jy
! Component: 200  -  total flux cleaned = 0.0200178 Jy
! Total flux subtracted in 200 components = 0.0200178 Jy
! Clean residual min=-0.002628 max=0.004061 Jy/beam
! Clean residual mean=0.000081 rms=0.000821 Jy/beam
! Combined flux in latest and established models = 0.434039 Jy
! Performing phase self-cal
! Adding 47 model components to the UV plane model.
! The established model now contains 122 components and 0.434039 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.153602Jy  sigma=0.001217
! Fit after  self-cal, rms=0.153668Jy  sigma=0.001217
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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=0.153668Jy  sigma=0.001217
! Fit after  self-cal, rms=0.154427Jy  sigma=0.001217
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5918 mas, bmaj=1.65 mas, bpa=1.798 degrees
! Estimated noise=308.523 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.003964 Jy
! Component: 100  -  total flux cleaned = 0.00653116 Jy
! Component: 150  -  total flux cleaned = 0.00837372 Jy
! Component: 200  -  total flux cleaned = 0.0099587 Jy
! Total flux subtracted in 200 components = 0.0099587 Jy
! Clean residual min=-0.002470 max=0.003479 Jy/beam
! Clean residual mean=0.000076 rms=0.000653 Jy/beam
! Combined flux in latest and established models = 0.443997 Jy
selfcal
! Performing phase self-cal
! Adding 39 model components to the UV plane model.
! The established model now contains 136 components and 0.443997 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154301Jy  sigma=0.001215
! Fit after  self-cal, rms=0.154297Jy  sigma=0.001215
flux_cutoff = imstat(rms) * dynam
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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 (2.2, 5.2).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00317726 Jy
! Component: 100  -  total flux cleaned = 0.00451853 Jy
! Component: 150  -  total flux cleaned = 0.00564991 Jy
! Component: 200  -  total flux cleaned = 0.00662656 Jy
! Total flux subtracted in 200 components = 0.00662656 Jy
! Clean residual min=-0.002493 max=0.002212 Jy/beam
! Clean residual mean=0.000011 rms=0.000552 Jy/beam
! Combined flux in latest and established models = 0.450624 Jy
! Performing phase self-cal
! Adding 37 model components to the UV plane model.
! The established model now contains 158 components and 0.450624 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154215Jy  sigma=0.001214
! Fit after  self-cal, rms=0.154197Jy  sigma=0.001214
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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=0.154197Jy  sigma=0.001214
! Fit after  self-cal, rms=0.154302Jy  sigma=0.001213
clean clean_niter,clean_gain
! Inverting map and beam 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5922 mas, bmaj=1.649 mas, bpa=1.691 degrees
! Estimated noise=308.376 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0021869 Jy
! Component: 100  -  total flux cleaned = 0.00339816 Jy
! Component: 150  -  total flux cleaned = 0.00426621 Jy
! Component: 200  -  total flux cleaned = 0.00508168 Jy
! Total flux subtracted in 200 components = 0.00508168 Jy
! Clean residual min=-0.002198 max=0.002096 Jy/beam
! Clean residual mean=0.000051 rms=0.000491 Jy/beam
! Combined flux in latest and established models = 0.455706 Jy
selfcal
! Performing phase self-cal
! Adding 47 model components to the UV plane model.
! The established model now contains 179 components and 0.455706 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154273Jy  sigma=0.001213
! Fit after  self-cal, rms=0.154263Jy  sigma=0.001213
flux_cutoff = imstat(rms) * dynam
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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 = 0.000752391 Jy
! Component: 100  -  total flux cleaned = 0.0013926 Jy
! Component: 150  -  total flux cleaned = 0.00200335 Jy
! Component: 200  -  total flux cleaned = 0.00251307 Jy
! Total flux subtracted in 200 components = 0.00251307 Jy
! Clean residual min=-0.002048 max=0.002049 Jy/beam
! Clean residual mean=0.000027 rms=0.000465 Jy/beam
! Combined flux in latest and established models = 0.458219 Jy
! Performing phase self-cal
! Adding 39 model components to the UV plane model.
! The established model now contains 188 components and 0.458219 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154254Jy  sigma=0.001213
! Fit after  self-cal, rms=0.154250Jy  sigma=0.001213
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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=0.154250Jy  sigma=0.001213
! Fit after  self-cal, rms=0.154498Jy  sigma=0.001213
clean clean_niter,clean_gain
! Inverting map and beam 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=2.419 mas, bmaj=2.858 mas, bpa=-2.791 degrees
! Estimated noise=436.528 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0021073 Jy
! Component: 100  -  total flux cleaned = 0.00282908 Jy
! Component: 150  -  total flux cleaned = 0.00340895 Jy
! Component: 200  -  total flux cleaned = 0.00380013 Jy
! Total flux subtracted in 200 components = 0.00380013 Jy
! Clean residual min=-0.001739 max=0.002703 Jy/beam
! Clean residual mean=0.000160 rms=0.000627 Jy/beam
! Combined flux in latest and established models = 0.462019 Jy
selfcal
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 200 components and 0.462019 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154531Jy  sigma=0.001213
! Fit after  self-cal, rms=0.154515Jy  sigma=0.001213
flux_cutoff = imstat(rms) * dynam
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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 (-0.6, 18.2).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00230963 Jy
! Component: 100  -  total flux cleaned = 0.00313796 Jy
! Component: 150  -  total flux cleaned = 0.00344314 Jy
! Component: 200  -  total flux cleaned = 0.00371581 Jy
! Total flux subtracted in 200 components = 0.00371581 Jy
! Clean residual min=-0.001851 max=0.001930 Jy/beam
! Clean residual mean=0.000063 rms=0.000513 Jy/beam
! Combined flux in latest and established models = 0.465735 Jy
! Performing phase self-cal
! Adding 37 model components to the UV plane model.
! The established model now contains 233 components and 0.465735 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154505Jy  sigma=0.001213
! Fit after  self-cal, rms=0.154498Jy  sigma=0.001213
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5927 mas, bmaj=1.648 mas, bpa=1.626 degrees
! Estimated noise=308.607 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5927 x 1.648 at 1.626 degrees (North through East)
! Clean map  min=-0.001508  max=0.14477 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 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.4899 mas, bmaj=1.427 mas, bpa=1.044 degrees
! Estimated noise=719.057 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.112891 Jy
! Component: 100  -  total flux cleaned = 0.168208 Jy
! Component: 150  -  total flux cleaned = 0.205036 Jy
! Component: 200  -  total flux cleaned = 0.233736 Jy
! Total flux subtracted in 200 components = 0.233736 Jy
! Clean residual min=-0.010642 max=0.017174 Jy/beam
! Clean residual mean=0.000315 rms=0.002696 Jy/beam
! Combined flux in latest and established models = 0.233736 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 17 model components to the UV plane model.
! The established model now contains 17 components and 0.233736 Jy
! Inverting map and beam 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5927 mas, bmaj=1.648 mas, bpa=1.626 degrees
! Estimated noise=308.607 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 = 0.0421161 Jy
! Component: 100  -  total flux cleaned = 0.0740424 Jy
! Component: 150  -  total flux cleaned = 0.0988367 Jy
! Component: 200  -  total flux cleaned = 0.118466 Jy
! Total flux subtracted in 200 components = 0.118466 Jy
! Clean residual min=-0.005601 max=0.011709 Jy/beam
! Clean residual mean=0.001039 rms=0.002398 Jy/beam
! Combined flux in latest and established models = 0.352201 Jy
! Adding 50 model components to the UV plane model.
! The established model now contains 57 components and 0.352201 Jy
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0159633 Jy
! Component: 100  -  total flux cleaned = 0.0293314 Jy
! Component: 150  -  total flux cleaned = 0.0406209 Jy
! Component: 200  -  total flux cleaned = 0.050172 Jy
! Total flux subtracted in 200 components = 0.050172 Jy
! Clean residual min=-0.003777 max=0.006084 Jy/beam
! Clean residual mean=0.000592 rms=0.001332 Jy/beam
! Combined flux in latest and established models = 0.402373 Jy
! Adding 50 model components to the UV plane model.
! The established model now contains 93 components and 0.402373 Jy
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Added new window around map position (3.8, 11.2).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00817137 Jy
! Component: 100  -  total flux cleaned = 0.01517 Jy
! Component: 150  -  total flux cleaned = 0.0212129 Jy
! Component: 200  -  total flux cleaned = 0.0264405 Jy
! Total flux subtracted in 200 components = 0.0264405 Jy
! Clean residual min=-0.002710 max=0.003471 Jy/beam
! Clean residual mean=0.000355 rms=0.000819 Jy/beam
! Combined flux in latest and established models = 0.428814 Jy
! Adding 51 model components to the UV plane model.
! The established model now contains 118 components and 0.428814 Jy
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 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 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=2.419 mas, bmaj=2.858 mas, bpa=-2.791 degrees
! Estimated noise=436.528 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00954439 Jy
! Component: 100  -  total flux cleaned = 0.0160771 Jy
! Component: 150  -  total flux cleaned = 0.0208292 Jy
! Component: 200  -  total flux cleaned = 0.0244714 Jy
! Total flux subtracted in 200 components = 0.0244714 Jy
! Clean residual min=-0.002623 max=0.002812 Jy/beam
! Clean residual mean=0.000382 rms=0.000770 Jy/beam
! Combined flux in latest and established models = 0.453285 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 = 0.00287819 Jy
! Component: 100  -  total flux cleaned = 0.00517819 Jy
! Component: 150  -  total flux cleaned = 0.0070291 Jy
! Component: 200  -  total flux cleaned = 0.00855827 Jy
! Total flux subtracted in 200 components = 0.00855827 Jy
! Clean residual min=-0.002085 max=0.001739 Jy/beam
! Clean residual mean=0.000163 rms=0.000530 Jy/beam
! Combined flux in latest and established models = 0.461844 Jy
! Adding 122 model components to the UV plane model.
! The established model now contains 222 components and 0.461844 Jy
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! Estimated beam: bmin=0.5927 mas, bmaj=1.648 mas, bpa=1.626 degrees
! Estimated noise=308.607 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00161948 Jy
! Component: 100  -  total flux cleaned = 0.00223844 Jy
! Component: 150  -  total flux cleaned = 0.00290116 Jy
! Component: 200  -  total flux cleaned = 0.00344839 Jy
! Total flux subtracted in 200 components = 0.00344839 Jy
! Clean residual min=-0.001855 max=0.002042 Jy/beam
! Clean residual mean=0.000026 rms=0.000393 Jy/beam
! Combined flux in latest and established models = 0.465292 Jy
selfcal
! Performing phase self-cal
! Adding 29 model components to the UV plane model.
! The established model now contains 244 components and 0.465292 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154425Jy  sigma=0.001212
! Fit after  self-cal, rms=0.154408Jy  sigma=0.001211
wmodel J0842+1835_X_2009_04_21_pus_map.mod
! Writing 244 model components to file: J0842+1835_X_2009_04_21_pus_map.mod
wobs J0842+1835_X_2009_04_21_pus_uvs.fits
! Writing UV FITS file: J0842+1835_X_2009_04_21_pus_uvs.fits
wwins J0842+1835_X_2009_04_21_pus_map.win
! wwins: Wrote 9 windows to J0842+1835_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 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! clean: niter=2048  gain=0.01  cutoff=0
! Component: 050  -  total flux cleaned = -0.000808391 Jy
! Component: 100  -  total flux cleaned = -0.00132654 Jy
! Component: 150  -  total flux cleaned = -0.00140802 Jy
! Component: 200  -  total flux cleaned = -0.00135664 Jy
! Component: 250  -  total flux cleaned = -0.00118259 Jy
! Component: 300  -  total flux cleaned = -0.000989784 Jy
! Component: 350  -  total flux cleaned = -0.000825815 Jy
! Component: 400  -  total flux cleaned = -0.000711958 Jy
! Component: 450  -  total flux cleaned = -0.000600676 Jy
! Component: 500  -  total flux cleaned = -0.000491781 Jy
! Component: 550  -  total flux cleaned = -0.000385294 Jy
! Component: 600  -  total flux cleaned = -0.000301541 Jy
! Component: 650  -  total flux cleaned = -0.000218761 Jy
! Component: 700  -  total flux cleaned = -9.64253e-05 Jy
! Component: 750  -  total flux cleaned = 4.34629e-05 Jy
! Component: 800  -  total flux cleaned = 6.31254e-05 Jy
! Component: 850  -  total flux cleaned = 0.000160454 Jy
! Component: 900  -  total flux cleaned = 0.000237045 Jy
! Component: 950  -  total flux cleaned = 0.000331503 Jy
! Component: 1000  -  total flux cleaned = 0.000387449 Jy
! Component: 1050  -  total flux cleaned = 0.000479697 Jy
! Component: 1100  -  total flux cleaned = 0.000552596 Jy
! Component: 1150  -  total flux cleaned = 0.000606831 Jy
! Component: 1200  -  total flux cleaned = 0.00069613 Jy
! Component: 1250  -  total flux cleaned = 0.000766878 Jy
! Component: 1300  -  total flux cleaned = 0.000836662 Jy
! Component: 1350  -  total flux cleaned = 0.000905644 Jy
! Component: 1400  -  total flux cleaned = 0.000974146 Jy
! Component: 1450  -  total flux cleaned = 0.00100783 Jy
! Component: 1500  -  total flux cleaned = 0.00104137 Jy
! Component: 1550  -  total flux cleaned = 0.00112455 Jy
! Component: 1600  -  total flux cleaned = 0.00114108 Jy
! Component: 1650  -  total flux cleaned = 0.00120647 Jy
! Component: 1700  -  total flux cleaned = 0.0012551 Jy
! Component: 1750  -  total flux cleaned = 0.0013194 Jy
! Component: 1800  -  total flux cleaned = 0.00138299 Jy
! Component: 1850  -  total flux cleaned = 0.00139886 Jy
! Component: 1900  -  total flux cleaned = 0.00146149 Jy
! Component: 1950  -  total flux cleaned = 0.00150812 Jy
! Component: 2000  -  total flux cleaned = 0.00156955 Jy
! Total flux subtracted in 2048 components = 0.0016153 Jy
! Clean residual min=-0.000783 max=0.000809 Jy/beam
! Clean residual mean=0.000012 rms=0.000269 Jy/beam
! Combined flux in latest and established models = 0.466908 Jy
keep
! Adding 155 model components to the UV plane model.
! The established model now contains 399 components and 0.466908 Jy
![Exited script file: muppet]
wmap "J0842+1835_X_2009_04_21_pus\_map.fits"
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5927 x 1.648 at 1.626 degrees (North through East)
! Clean map  min=-0.0013023  max=0.14497 Jy/beam
! Writing clean map to FITS file: J0842+1835_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 0.144973 
invert
! Inverting map 
! Your choice of large map pixels excluded 6.89% of the data.
!  The x-axis pixel size should ideally be below 0.1608 milli-arcsec
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000268383 
device "J0842+1835_X_2009_04_21_pus\_map.eps/VPS"
! Attempting to open device: 'J0842+1835_X_2009_04_21_pus_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.55538 0.55538 1.11076 2.22152 4.44304 8.88608 17.7722 35.5443 71.0886
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0008 
print "peak=",int(1000*peak_flux)/1000
! peak= 0.144 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.5927 x 1.648 at 1.626 degrees (North through East)
! Clean map  min=-0.0013023  max=0.14497 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J0842+1835_X_2009_04_21_pus\_map.gif/vgif"
! Attempting to open device: 'J0842+1835_X_2009_04_21_pus_map.gif/vgif'
mapplot cln