! Started logfile: J0802+7620_S_2006_02_23_yyk_uvs.log on Wed Jul  5 11:42:41 2006
obs J0802+7620_S_2006_02_23_yyk_uva.fits
! Reading UV FITS file: J0802+7620_S_2006_02_23_yyk_uva.fits
! AN table 1: 869 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.59734 visibilities/baseline/integration-bin.
! Found source: J0802+7620
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 2429 lines of history.
! 
! Reading 93436 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 J0802+7620_S_2006_02_23_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.
uvav time_av, true
! Averaging into 30 second bins.
! 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
phase_soltime=phase_soltime1
print "uvstat(rms)=",uvstat(rms),"Jy"
! uvstat(rms)= 0.0866193 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=2.124 mas, bmaj=10.31 mas, bpa=13.35 degrees
! Estimated noise=0.973754 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=100  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0286522 Jy
! Component: 100  -  total flux cleaned = 0.0440529 Jy
! Total flux subtracted in 100 components = 0.0440529 Jy
! Clean residual min=-0.004908 max=0.005734 Jy/beam
! Clean residual mean=-0.000152 rms=0.001938 Jy/beam
! Combined flux in latest and established models = 0.0440529 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 22 components and 0.0440529 Jy
! 
! Correcting IF 1.
!  A total of 48 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 64 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 64 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 48 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.064049Jy  sigma=1.208214
! Fit after  self-cal, rms=0.063953Jy  sigma=1.205386
! Inverting map and beam 
! Estimated beam: bmin=2.124 mas, bmaj=10.31 mas, bpa=13.35 degrees
! Estimated noise=0.973754 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=2.023 mas, bmaj=12.55 mas, bpa=15.88 degrees
! Estimated noise=0.513805 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 = 0.00881889 Jy
! Component: 100  -  total flux cleaned = 0.0147939 Jy
! Component: 150  -  total flux cleaned = 0.0196962 Jy
! Component: 200  -  total flux cleaned = 0.0237108 Jy
! Total flux subtracted in 200 components = 0.0237108 Jy
! Clean residual min=-0.001894 max=0.001952 Jy/beam
! Clean residual mean=-0.000025 rms=0.000840 Jy/beam
! Combined flux in latest and established models = 0.0677637 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 102 model components to the UV plane model.
! The established model now contains 117 components and 0.0677636 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.059069Jy  sigma=1.094994
! Fit after  self-cal, rms=0.059052Jy  sigma=1.094530
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.023 x 12.55 at 15.88 degrees (North through East)
! Clean map  min=-0.001937  max=0.023787 Jy/beam
if(peak(flux) < thresh*2)
  selflims ampcor_selflim
  end if
! Selfcal amplitude corrections will be limited to 0.833333 -> 1.2.
! Selfcal phase corrections will not be limited.
gscale
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    HN        1.00*    KP        1.00*    
!   LA        1.00*    MK        1.00*    NL        1.00*    OV        1.00*    
!   PT        1.00*    SC        1.00*    
! 
! 
! Correcting IF 2.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    HN        1.00*    KP        1.00*    
!   LA        1.00*    MK        1.00*    NL        1.00*    OV        1.00*    
!   PT        1.00*    SC        1.00*    
! 
! 
! Correcting IF 3.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    HN        1.00*    KP        1.00*    
!   LA        1.00*    MK        1.00*    NL        1.00*    OV        1.00*    
!   PT        1.00*    SC        1.00*    
! 
! 
! Correcting IF 4.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    HN        1.00*    KP        1.00*    
!   LA        1.00*    MK        1.00*    NL        1.00*    OV        1.00*    
!   PT        1.00*    SC        1.00*    
! 
! 
! Fit before self-cal, rms=0.059052Jy  sigma=1.094530
! Fit after  self-cal, rms=0.059052Jy  sigma=1.094530
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=0.059052Jy  sigma=1.094530
! Fit after  self-cal, rms=0.059046Jy  sigma=1.094365
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.023 mas, bmaj=12.55 mas, bpa=15.88 degrees
! Estimated noise=0.513805 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 = 0.00283773 Jy
! Component: 100  -  total flux cleaned = 0.00416199 Jy
! Component: 150  -  total flux cleaned = 0.00501349 Jy
! Component: 200  -  total flux cleaned = 0.00623918 Jy
! Total flux subtracted in 200 components = 0.00623918 Jy
! Clean residual min=-0.001317 max=0.001336 Jy/beam
! Clean residual mean=-0.000020 rms=0.000625 Jy/beam
! Combined flux in latest and established models = 0.0740028 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 76 model components to the UV plane model.
! The established model now contains 180 components and 0.0740028 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.057596Jy  sigma=1.063595
! Fit after  self-cal, rms=0.057584Jy  sigma=1.063336
! 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=0.057584Jy  sigma=1.063336
! Fit after  self-cal, rms=0.053978Jy  sigma=0.994317
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)
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00310415 Jy
! Component: 100  -  total flux cleaned = 0.00495682 Jy
! Component: 150  -  total flux cleaned = 0.00612024 Jy
! Component: 200  -  total flux cleaned = 0.00720096 Jy
! Total flux subtracted in 200 components = 0.00720096 Jy
! Clean residual min=-0.001069 max=0.001085 Jy/beam
! Clean residual mean=-0.000014 rms=0.000503 Jy/beam
! Combined flux in latest and established models = 0.0812038 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 74 model components to the UV plane model.
! The established model now contains 235 components and 0.0812038 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052876Jy  sigma=0.968611
! Fit after  self-cal, rms=0.052698Jy  sigma=0.963845
! 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: 2.023 x 12.55 at 15.88 degrees (North through East)
! Clean map  min=-0.0027231  max=0.023826 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
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=6.175 mas, bmaj=15.3 mas, bpa=11.64 degrees
! Estimated noise=1.06183 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 = 0.00402092 Jy
! Component: 100  -  total flux cleaned = 0.00706227 Jy
! Component: 150  -  total flux cleaned = 0.00824765 Jy
! Component: 200  -  total flux cleaned = 0.00913488 Jy
! Total flux subtracted in 200 components = 0.00913488 Jy
! Clean residual min=-0.001722 max=0.001714 Jy/beam
! Clean residual mean=0.000009 rms=0.000924 Jy/beam
! Combined flux in latest and established models = 0.0903387 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 109 model components to the UV plane model.
! The established model now contains 326 components and 0.0903387 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051361Jy  sigma=0.941644
! Fit after  self-cal, rms=0.051389Jy  sigma=0.938708
! 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=2.124 mas, bmaj=10.31 mas, bpa=13.35 degrees
! Estimated noise=0.973754 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0305999 Jy
! Component: 100  -  total flux cleaned = 0.0469069 Jy
! Component: 150  -  total flux cleaned = 0.0558107 Jy
! Component: 200  -  total flux cleaned = 0.0621796 Jy
! Total flux subtracted in 200 components = 0.0621796 Jy
! Clean residual min=-0.003791 max=0.003835 Jy/beam
! Clean residual mean=-0.000156 rms=0.001610 Jy/beam
! Combined flux in latest and established models = 0.0621796 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 73 model components to the UV plane model.
! The established model now contains 73 components and 0.0621796 Jy
! Inverting map and beam 
! Estimated beam: bmin=2.023 mas, bmaj=12.55 mas, bpa=15.88 degrees
! Estimated noise=0.513805 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 = 0.00567964 Jy
! Component: 100  -  total flux cleaned = 0.00916639 Jy
! Component: 150  -  total flux cleaned = 0.0114531 Jy
! Component: 200  -  total flux cleaned = 0.0138602 Jy
! Total flux subtracted in 200 components = 0.0138602 Jy
! Clean residual min=-0.001493 max=0.001501 Jy/beam
! Clean residual mean=-0.000020 rms=0.000674 Jy/beam
! Combined flux in latest and established models = 0.0760398 Jy
! Adding 99 model components to the UV plane model.
! The established model now contains 167 components and 0.0760398 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=6.175 mas, bmaj=15.3 mas, bpa=11.64 degrees
! Estimated noise=1.06183 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 = 0.00838116 Jy
! Component: 100  -  total flux cleaned = 0.0110383 Jy
! Component: 150  -  total flux cleaned = 0.0124852 Jy
! Component: 200  -  total flux cleaned = 0.0134226 Jy
! Total flux subtracted in 200 components = 0.0134226 Jy
! Clean residual min=-0.002164 max=0.002167 Jy/beam
! Clean residual mean=0.000011 rms=0.001153 Jy/beam
! Combined flux in latest and established models = 0.0894623 Jy
! Adding 116 model components to the UV plane model.
! The established model now contains 270 components and 0.0894623 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=2.023 mas, bmaj=12.55 mas, bpa=15.88 degrees
! Estimated noise=0.513805 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = -0.000512394 Jy
! Component: 100  -  total flux cleaned = -0.000807499 Jy
! Component: 150  -  total flux cleaned = -0.000705121 Jy
! Component: 200  -  total flux cleaned = -0.000529557 Jy
! Total flux subtracted in 200 components = -0.000529557 Jy
! Clean residual min=-0.000508 max=0.000509 Jy/beam
! Clean residual mean=0.000003 rms=0.000208 Jy/beam
! Combined flux in latest and established models = 0.0889327 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 62 model components to the UV plane model.
! The established model now contains 332 components and 0.0889327 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051299Jy  sigma=0.934202
! Fit after  self-cal, rms=0.051262Jy  sigma=0.932871
wmodel J0802+7620_S_2006_02_23_yyk\_map.mod
! Writing 332 model components to file: J0802+7620_S_2006_02_23_yyk_map.mod
wobs J0802+7620_S_2006_02_23_yyk\_uvs.fits
! Writing UV FITS file: J0802+7620_S_2006_02_23_yyk_uvs.fits
wwins J0802+7620_S_2006_02_23_yyk\_map.win
! wwins: No CLEAN windows to write.
! Error occured in command: wwins
![Exited script file: muppet]
! 
wmap "J0802+7620_S_2006_02_23_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.023 x 12.55 at 15.88 degrees (North through East)
! Clean map  min=-0.0020618  max=0.024745 Jy/beam
! Writing clean map to FITS file: J0802+7620_S_2006_02_23_yyk_map.fits
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is",peak_flux
! The peak flux is 0.0247449 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000222018 
device "J0802+7620_S_2006_02_23_yyk\_map.eps/VPS"
! Attempting to open device: 'J0802+7620_S_2006_02_23_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -2.69168 2.69168 5.38336 10.7667 21.5334 43.0668 86.1337
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0006 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.024 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.023 x 12.55 at 15.88 degrees (North through East)
! Clean map  min=-0.0020618  max=0.024745 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J0802+7620_S_2006_02_23_yyk\_map.gif/gif"
! Attempting to open device: 'J0802+7620_S_2006_02_23_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J0802+7620_S_2006_02_23_yyk_uvs.log closed on Wed Jul  5 11:42:58 2006