! Started logfile: J0457-0849_S_1997_05_07_yyk_uvs.log on Sun Jan  7 16:21:00 2007
obs J0457-0849_S_1997_05_07_yyk_uva.fits
! Reading UV FITS file: J0457-0849_S_1997_05_07_yyk_uva.fits
! AN table 1: 142 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.905321 visibilities/baseline/integration-bin.
! Found source: J0457-0849
! 
! 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  2.22447e+09        8e+06          1        8e+06
!  02        2  2.23447e+09        8e+06          1        8e+06
!  03        3  2.29447e+09        8e+06          1        8e+06
!  04        4  2.32447e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 614 lines of history.
! 
! Reading 23140 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
![@muppet J0457-0849_S_1997_05_07_yyk]
integer clean_niter
clean_niter = 100
float clean_gain
clean_gain = 0.04
float dynam
dynam = 6.0
float amp_soltime1
amp_soltime1 = 10
float amp_soltime2
amp_soltime2 = 1
float phase_soltime1
phase_soltime1=10
float phase_soltime2
phase_soltime2=0.5
float phase_soltime
phase_soltime=phase_soltime1
float ampcor_selflim
ampcor_selflim=1.20
float thresh
thresh = 0.10
float win_mult
win_mult = 1.8
float time_av
time_av = 30
float old_peak
float new_peak
float flux_cutoff
mapsize field_size, field_cell
! Map grid = 512x512 pixels with 0.500x0.500 milli-arcsec cellsize.
phase_soltime=phase_soltime1
print "uvstat(rms)=",uvstat(rms),"Jy"
! uvstat(rms)= 0.558314 Jy 
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 
! Estimated beam: bmin=2.726 mas, bmaj=7.133 mas, bpa=-3.236 degrees
! Estimated noise=1824.54 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal false,false,phase_soltime
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (0, 0).
! clean: niter=100  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.380743 Jy
! Component: 100  -  total flux cleaned = 0.474966 Jy
! Total flux subtracted in 100 components = 0.474966 Jy
! Clean residual min=-0.018985 max=0.038570 Jy/beam
! Clean residual mean=0.001359 rms=0.006477 Jy/beam
! Combined flux in latest and established models = 0.474966 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 20 components and 0.474966 Jy
! 
! Correcting IF 1.
!  A total of 272 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 86 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 86 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 86 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.309191Jy  sigma=0.001255
! Fit after  self-cal, rms=0.308959Jy  sigma=0.001253
! Inverting map and beam 
! Estimated beam: bmin=2.726 mas, bmaj=7.133 mas, bpa=-3.236 degrees
! Estimated noise=1824.54 mJy/beam.
print "************** FINISHED UNIFORM WEIGHTING CLEAN **************"
! ************** FINISHED UNIFORM WEIGHTING CLEAN ************** 
! 
uvw 0,-2
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -2.
! 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 
! Estimated beam: bmin=3.485 mas, bmaj=8.758 mas, bpa=-5.049 degrees
! Estimated noise=1084.84 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal false,false,phase_soltime
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0469309 Jy
! Component: 100  -  total flux cleaned = 0.0655256 Jy
! Component: 150  -  total flux cleaned = 0.0725075 Jy
! Component: 200  -  total flux cleaned = 0.0738459 Jy
! Total flux subtracted in 200 components = 0.0738459 Jy
! Clean residual min=-0.018467 max=0.036937 Jy/beam
! Clean residual mean=0.000856 rms=0.006430 Jy/beam
! Combined flux in latest and established models = 0.548812 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 26 model components to the UV plane model.
! The established model now contains 44 components and 0.548812 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.303733Jy  sigma=0.001231
! Fit after  self-cal, rms=0.303719Jy  sigma=0.001231
! Inverting map 
! Added new window around map position (32, -9).
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0377869 Jy
! Component: 100  -  total flux cleaned = 0.0530334 Jy
! Component: 150  -  total flux cleaned = 0.0601353 Jy
! Component: 200  -  total flux cleaned = 0.0643244 Jy
! Total flux subtracted in 200 components = 0.0643244 Jy
! Clean residual min=-0.016182 max=0.017649 Jy/beam
! Clean residual mean=0.000541 rms=0.004264 Jy/beam
! Combined flux in latest and established models = 0.613137 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 44 model components to the UV plane model.
! The established model now contains 86 components and 0.613136 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.300779Jy  sigma=0.001215
! Fit after  self-cal, rms=0.300444Jy  sigma=0.001213
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.485 x 8.758 at -5.049 degrees (North through East)
! Clean map  min=-0.014839  max=0.44022 Jy/beam
if(peak(flux) < thresh*2)
  selflims ampcor_selflim
  end if
gscale
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1.0314
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        1.06     HN        1.02     KP        0.88     
!   LA        0.97     MK        1.00     NL        1.00*    OV        1.08     
!   PT        0.93     SC        0.82     
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 0.979918
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.11     HN        1.15     KP        0.99     
!   LA        1.07     MK        0.99     NL        1.04     OV        1.00     
!   PT        0.92     SC        0.92     
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1.0477
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.04     HN        0.99     KP        0.90     
!   LA        0.80     MK        0.84     NL        0.96     OV        0.96     
!   PT        1.07     SC        1.03     
! 
! 
! Correcting IF 4.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 0.982519
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.10     HN        1.09     KP        0.96     
!   LA        0.89     MK        0.99     NL        1.13     OV        1.10     
!   PT        0.91     SC        1.01     
! 
! 
! Fit before self-cal, rms=0.300444Jy  sigma=0.001213
! Fit after  self-cal, rms=0.292676Jy  sigma=0.001196
selfcal false, false, phase_soltime
! Performing phase self-cal over 10 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.292676Jy  sigma=0.001196
! Fit after  self-cal, rms=0.292676Jy  sigma=0.001196
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.431 mas, bmaj=8.577 mas, bpa=-4.713 degrees
! Estimated noise=1087.48 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal false,false,phase_soltime
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0103334 Jy
! Component: 100  -  total flux cleaned = 0.0134765 Jy
! Component: 150  -  total flux cleaned = 0.0158748 Jy
! Component: 200  -  total flux cleaned = 0.0169488 Jy
! Total flux subtracted in 200 components = 0.0169488 Jy
! Clean residual min=-0.007209 max=0.009300 Jy/beam
! Clean residual mean=0.000077 rms=0.002043 Jy/beam
! Combined flux in latest and established models = 0.630085 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 111 components and 0.630085 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.292188Jy  sigma=0.001194
! Fit after  self-cal, rms=0.292170Jy  sigma=0.001194
! Inverting map 
print "************** FINISHED AMPLITUDE GSCALE SELF-CAL **************"
! ************** FINISHED AMPLITUDE GSCALE SELF-CAL ************** 
! 
phase_soltime=phase_soltime2
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.292170Jy  sigma=0.001194
! Fit after  self-cal, rms=0.291162Jy  sigma=0.001189
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map 
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal false,false,phase_soltime
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (-4.5, -3).
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00812663 Jy
! Component: 100  -  total flux cleaned = 0.00968112 Jy
! Component: 150  -  total flux cleaned = 0.00986293 Jy
! Component: 200  -  total flux cleaned = 0.0100314 Jy
! Total flux subtracted in 200 components = 0.0100314 Jy
! Clean residual min=-0.006546 max=0.008283 Jy/beam
! Clean residual mean=0.000009 rms=0.001821 Jy/beam
! Combined flux in latest and established models = 0.640117 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 26 model components to the UV plane model.
! The established model now contains 132 components and 0.640117 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.290750Jy  sigma=0.001188
! Fit after  self-cal, rms=0.290605Jy  sigma=0.001187
! Inverting map 
print "*** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime ***"
! *** FINISHED NATURAL WEIGHTING CLEAN with shorter phase_soltime *** 
! 
dynam = dynam - 0.25
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.431 x 8.577 at -4.713 degrees (North through East)
! Clean map  min=-0.0063177  max=0.43974 Jy/beam
if(peak(flux) > thresh)
  selfcal true, true, amp_soltime1
  selfcal false, false, phase_soltime
  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 false,false,phase_soltime
    new_peak = peak(flux)
    until(new_peak<=flux_cutoff)
  selfcal true, true, amp_soltime2
  selfcal false, false, phase_soltime
  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 false,false,phase_soltime
    new_peak = peak(flux)
    until(new_peak<=flux_cutoff)
  print "************** FINISHED AMPLITUDE SELF-CAL **************"
  end if
! Performing amp+phase self-cal over 10 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.290605Jy  sigma=0.001187
! Fit after  self-cal, rms=0.287208Jy  sigma=0.001179
! Performing phase self-cal over 0.5 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.287208Jy  sigma=0.001179
! Fit after  self-cal, rms=0.287193Jy  sigma=0.001179
! Inverting map and beam 
! Estimated beam: bmin=3.399 mas, bmaj=8.521 mas, bpa=-4.399 degrees
! Estimated noise=1082.58 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00140282 Jy
! Component: 100  -  total flux cleaned = 0.000708067 Jy
! Component: 150  -  total flux cleaned = 0.000827896 Jy
! Component: 200  -  total flux cleaned = 0.000942632 Jy
! Total flux subtracted in 200 components = 0.000942632 Jy
! Clean residual min=-0.005813 max=0.005741 Jy/beam
! Clean residual mean=-0.000012 rms=0.001454 Jy/beam
! Combined flux in latest and established models = 0.641059 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 152 components and 0.641059 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.287062Jy  sigma=0.001178
! Fit after  self-cal, rms=0.287056Jy  sigma=0.001178
! Inverting map 
! Performing amp+phase self-cal over 1 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.287056Jy  sigma=0.001178
! Fit after  self-cal, rms=0.286762Jy  sigma=0.001177
! Performing phase self-cal over 0.5 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.286762Jy  sigma=0.001177
! Fit after  self-cal, rms=0.286762Jy  sigma=0.001177
! Inverting map and beam 
! Estimated beam: bmin=3.387 mas, bmaj=8.493 mas, bpa=-4.332 degrees
! Estimated noise=1081.97 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00152053 Jy
! Component: 100  -  total flux cleaned = 0.00171619 Jy
! Component: 150  -  total flux cleaned = 0.00180635 Jy
! Component: 200  -  total flux cleaned = 0.00180942 Jy
! Total flux subtracted in 200 components = 0.00180942 Jy
! Clean residual min=-0.005658 max=0.005553 Jy/beam
! Clean residual mean=-0.000013 rms=0.001405 Jy/beam
! Combined flux in latest and established models = 0.642869 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 162 components and 0.642869 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.286697Jy  sigma=0.001176
! Fit after  self-cal, rms=0.286691Jy  sigma=0.001176
! Inverting map 
! ************** FINISHED AMPLITUDE SELF-CAL ************** 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
win_mult = win_mult * 1.4
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=8.264 mas, bmaj=14.53 mas, bpa=5.759 degrees
! Estimated noise=1360.15 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal false,false,phase_soltime
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00151825 Jy
! Component: 100  -  total flux cleaned = 0.00143687 Jy
! Component: 150  -  total flux cleaned = 0.00149776 Jy
! Component: 200  -  total flux cleaned = 0.00155643 Jy
! Total flux subtracted in 200 components = 0.00155643 Jy
! Clean residual min=-0.005390 max=0.007060 Jy/beam
! Clean residual mean=-0.000056 rms=0.001812 Jy/beam
! Combined flux in latest and established models = 0.644425 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 175 components and 0.644425 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.286691Jy  sigma=0.001176
! Fit after  self-cal, rms=0.286680Jy  sigma=0.001176
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
win_mult = win_mult / 1.4
print "************** FINISHED TAPERING SELF-CAL CLEAN **************"
! ************** FINISHED TAPERING SELF-CAL CLEAN ************** 
! 
print "************** CLEARING MODEL AND STARTING OVER **********"
! ************** CLEARING MODEL AND STARTING OVER ********** 
clrmod true,true,true
! clrmod: Cleared the established, tentative and continuum 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 
! Estimated beam: bmin=2.673 mas, bmaj=7.033 mas, bpa=-2.799 degrees
! Estimated noise=1808.78 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.380585 Jy
! Component: 100  -  total flux cleaned = 0.482153 Jy
! Component: 150  -  total flux cleaned = 0.532911 Jy
! Component: 200  -  total flux cleaned = 0.562673 Jy
! Total flux subtracted in 200 components = 0.562673 Jy
! Clean residual min=-0.009049 max=0.014300 Jy/beam
! Clean residual mean=0.000478 rms=0.002942 Jy/beam
! Combined flux in latest and established models = 0.562674 Jy
uvw 0,-2
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -2.
! Radial weighting is not currently selected.
flux_cutoff = imstat(rms) * dynam
! Adding 39 model components to the UV plane model.
! The established model now contains 39 components and 0.562674 Jy
! Inverting map and beam 
! Estimated beam: bmin=3.387 mas, bmaj=8.493 mas, bpa=-4.332 degrees
! Estimated noise=1081.97 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)
! Added new window around map position (3.5, 1.5).
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.025723 Jy
! Component: 100  -  total flux cleaned = 0.0417407 Jy
! Component: 150  -  total flux cleaned = 0.0526945 Jy
! Component: 200  -  total flux cleaned = 0.0606323 Jy
! Total flux subtracted in 200 components = 0.0606323 Jy
! Clean residual min=-0.005791 max=0.005920 Jy/beam
! Clean residual mean=0.000118 rms=0.001633 Jy/beam
! Combined flux in latest and established models = 0.623306 Jy
! Adding 56 model components to the UV plane model.
! The established model now contains 91 components and 0.623306 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=8.264 mas, bmaj=14.53 mas, bpa=5.759 degrees
! Estimated noise=1360.15 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=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0092439 Jy
! Component: 100  -  total flux cleaned = 0.0149763 Jy
! Component: 150  -  total flux cleaned = 0.0187471 Jy
! Component: 200  -  total flux cleaned = 0.0213565 Jy
! Total flux subtracted in 200 components = 0.0213565 Jy
! Clean residual min=-0.004428 max=0.004802 Jy/beam
! Clean residual mean=-0.000071 rms=0.001445 Jy/beam
! Combined flux in latest and established models = 0.644662 Jy
! Adding 52 model components to the UV plane model.
! The established model now contains 136 components and 0.644662 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=3.387 mas, bmaj=8.493 mas, bpa=-4.332 degrees
! Estimated noise=1081.97 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00121959 Jy
! Component: 100  -  total flux cleaned = 0.00209178 Jy
! Component: 150  -  total flux cleaned = 0.00241691 Jy
! Component: 200  -  total flux cleaned = 0.00271077 Jy
! Total flux subtracted in 200 components = 0.00271077 Jy
! Clean residual min=-0.004612 max=0.004464 Jy/beam
! Clean residual mean=-0.000049 rms=0.001192 Jy/beam
! Combined flux in latest and established models = 0.647373 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 164 components and 0.647373 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.286576Jy  sigma=0.001176
! Fit after  self-cal, rms=0.286556Jy  sigma=0.001176
wmodel J0457-0849_S_1997_05_07_yyk\_map.mod
! Writing 164 model components to file: J0457-0849_S_1997_05_07_yyk_map.mod
wobs J0457-0849_S_1997_05_07_yyk\_uvs.fits
! Writing UV FITS file: J0457-0849_S_1997_05_07_yyk_uvs.fits
wwins J0457-0849_S_1997_05_07_yyk\_map.win
! wwins: Wrote 4 windows to J0457-0849_S_1997_05_07_yyk_map.win
x = (field_size-8) * field_cell / 4
addwin -x,x,-x,x
clean (field_size*4),0.01
! Inverting map 
! clean: niter=2048  gain=0.01  cutoff=0
! Component: 050  -  total flux cleaned = -0.00058414 Jy
! Component: 100  -  total flux cleaned = -0.000875121 Jy
! Component: 150  -  total flux cleaned = -0.000946219 Jy
! Component: 200  -  total flux cleaned = -0.00134527 Jy
! Component: 250  -  total flux cleaned = -0.00172313 Jy
! Component: 300  -  total flux cleaned = -0.00196422 Jy
! Component: 350  -  total flux cleaned = -0.00219703 Jy
! Component: 400  -  total flux cleaned = -0.0021971 Jy
! Component: 450  -  total flux cleaned = -0.00236023 Jy
! Component: 500  -  total flux cleaned = -0.00256962 Jy
! Component: 550  -  total flux cleaned = -0.00282214 Jy
! Component: 600  -  total flux cleaned = -0.00306863 Jy
! Component: 650  -  total flux cleaned = -0.00321258 Jy
! Component: 700  -  total flux cleaned = -0.00344684 Jy
! Component: 750  -  total flux cleaned = -0.00353869 Jy
! Component: 800  -  total flux cleaned = -0.00362782 Jy
! Component: 850  -  total flux cleaned = -0.00375883 Jy
! Component: 900  -  total flux cleaned = -0.00384444 Jy
! Component: 950  -  total flux cleaned = -0.00388658 Jy
! Component: 1000  -  total flux cleaned = -0.00413403 Jy
! Component: 1050  -  total flux cleaned = -0.00413343 Jy
! Component: 1100  -  total flux cleaned = -0.0042923 Jy
! Component: 1150  -  total flux cleaned = -0.00433124 Jy
! Component: 1200  -  total flux cleaned = -0.00433206 Jy
! Component: 1250  -  total flux cleaned = -0.00448482 Jy
! Component: 1300  -  total flux cleaned = -0.00459697 Jy
! Component: 1350  -  total flux cleaned = -0.00467001 Jy
! Component: 1400  -  total flux cleaned = -0.0046695 Jy
! Component: 1450  -  total flux cleaned = -0.00459854 Jy
! Component: 1500  -  total flux cleaned = -0.00466856 Jy
! Component: 1550  -  total flux cleaned = -0.00459939 Jy
! Component: 1600  -  total flux cleaned = -0.00463401 Jy
! Component: 1650  -  total flux cleaned = -0.00470145 Jy
! Component: 1700  -  total flux cleaned = -0.00476666 Jy
! Component: 1750  -  total flux cleaned = -0.00473383 Jy
! Component: 1800  -  total flux cleaned = -0.00470191 Jy
! Component: 1850  -  total flux cleaned = -0.00476601 Jy
! Component: 1900  -  total flux cleaned = -0.00479735 Jy
! Component: 1950  -  total flux cleaned = -0.0047662 Jy
! Component: 2000  -  total flux cleaned = -0.00476629 Jy
! Total flux subtracted in 2048 components = -0.00479672 Jy
! Clean residual min=-0.001715 max=0.001798 Jy/beam
! Clean residual mean=-0.000034 rms=0.000625 Jy/beam
! Combined flux in latest and established models = 0.642576 Jy
keep
! Adding 134 model components to the UV plane model.
! The established model now contains 298 components and 0.642576 Jy
![Exited script file: muppet]
wmap "J0457-0849_S_1997_05_07_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.387 x 8.493 at -4.332 degrees (North through East)
! Clean map  min=-0.0033007  max=0.43915 Jy/beam
! Writing clean map to FITS file: J0457-0849_S_1997_05_07_yyk_map.fits
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is",peak_flux
! The peak flux is 0.439146 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000626847 
device "J0457-0849_S_1997_05_07_yyk\_map.eps/VPS"
! Attempting to open device: 'J0457-0849_S_1997_05_07_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.428227 0.428227 0.856453 1.71291 3.42581 6.85163 13.7033 27.4065 54.813
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0018 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.439 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.387 x 8.493 at -4.332 degrees (North through East)
! Clean map  min=-0.0033007  max=0.43915 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J0457-0849_S_1997_05_07_yyk\_map.gif/gif"
! Attempting to open device: 'J0457-0849_S_1997_05_07_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J0457-0849_S_1997_05_07_yyk_uvs.log closed on Sun Jan  7 16:21:08 2007