! Started logfile: J0629+8451_S_2006_02_23_yyk_uvs.log on Wed Jul  5 11:34:19 2006
obs J0629+8451_S_2006_02_23_yyk_uva.fits
! Reading UV FITS file: J0629+8451_S_2006_02_23_yyk_uva.fits
! AN table 1: 867 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.133 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: J0629+8451
! 
! 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 2423 lines of history.
! 
! Reading 20756 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 J0629+8451_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)= 0.121252 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=18.99 mas, bmaj=46.49 mas, bpa=9.423 degrees
! Estimated noise=2.84943 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 = 0.0595016 Jy
! Component: 100  -  total flux cleaned = 0.0669918 Jy
! Total flux subtracted in 100 components = 0.0669918 Jy
! Clean residual min=-0.008189 max=0.008304 Jy/beam
! Clean residual mean=0.000064 rms=0.005119 Jy/beam
! Combined flux in latest and established models = 0.0669918 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 49 model components to the UV plane model.
! The established model now contains 49 components and 0.0669918 Jy
! 
! Correcting IF 1.
!  A total of 122 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 106 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 122 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 106 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.086413Jy  sigma=1.189620
! Fit after  self-cal, rms=0.073971Jy  sigma=1.176600
! Inverting map and beam 
! Estimated beam: bmin=19.01 mas, bmaj=46.46 mas, bpa=9.3 degrees
! Estimated noise=2.8382 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=23.38 mas, bmaj=49.85 mas, bpa=-2.973 degrees
! Estimated noise=2.18751 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 = -0.00528812 Jy
! Component: 100  -  total flux cleaned = -0.00978918 Jy
! Component: 150  -  total flux cleaned = -0.0118139 Jy
! Component: 200  -  total flux cleaned = -0.0115442 Jy
! Total flux subtracted in 200 components = -0.0115442 Jy
! Clean residual min=-0.001310 max=0.001318 Jy/beam
! Clean residual mean=0.000094 rms=0.000730 Jy/beam
! Combined flux in latest and established models = 0.0554476 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 133 model components to the UV plane model.
! The established model now contains 182 components and 0.0554476 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069759Jy  sigma=1.073024
! Fit after  self-cal, rms=0.069764Jy  sigma=1.072553
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 23.38 x 49.85 at -2.973 degrees (North through East)
! Clean map  min=-0.014873  max=0.056817 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.
!  A total of 48 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HN        0.00*    KP        0.00*    
!   LA        0.00*    MK        0.00*    NL        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    
! 
! 
! Correcting IF 2.
!  Amplitude normalization factor in sub-array 1: 0.996509
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.13     HN        1.00*    KP        0.90     
!   LA        1.04     MK        1.00*    NL        1.00*    OV        1.00*    
!   PT        0.96     SC        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 48 telescope corrections were flagged in sub-array 1.
!  Amplitude normalization factor in sub-array 1: 1
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HN        0.00*    KP        0.00*    
!   LA        0.00*    MK        0.00*    NL        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    
! 
! 
! 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=0.069764Jy  sigma=1.072553
! Fit after  self-cal, rms=0.074951Jy  sigma=1.069356
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=0.074951Jy  sigma=1.069356
! Fit after  self-cal, rms=0.074987Jy  sigma=1.069891
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=21.64 mas, bmaj=46.04 mas, bpa=6.569 degrees
! Estimated noise=2.83776 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 = 0.00257121 Jy
! Component: 100  -  total flux cleaned = 0.0018893 Jy
! Component: 150  -  total flux cleaned = 0.000832869 Jy
! Component: 200  -  total flux cleaned = 7.78834e-05 Jy
! Total flux subtracted in 200 components = 7.78834e-05 Jy
! Clean residual min=-0.002129 max=0.002034 Jy/beam
! Clean residual mean=0.000027 rms=0.000886 Jy/beam
! Combined flux in latest and established models = 0.0555255 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 68 model components to the UV plane model.
! The established model now contains 250 components and 0.0555255 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074591Jy  sigma=1.065395
! Fit after  self-cal, rms=0.074417Jy  sigma=1.065193
! 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=0.074417Jy  sigma=1.065193
! Fit after  self-cal, rms=0.065357Jy  sigma=0.904505
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 = 0.00367414 Jy
! Component: 100  -  total flux cleaned = 0.00290144 Jy
! Component: 150  -  total flux cleaned = 0.00272899 Jy
! Component: 200  -  total flux cleaned = 0.00248248 Jy
! Total flux subtracted in 200 components = 0.00248248 Jy
! Clean residual min=-0.003522 max=0.003568 Jy/beam
! Clean residual mean=-0.000054 rms=0.001315 Jy/beam
! Combined flux in latest and established models = 0.058008 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 44 model components to the UV plane model.
! The established model now contains 293 components and 0.058008 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.064305Jy  sigma=0.898968
! Fit after  self-cal, rms=0.063041Jy  sigma=0.882602
! 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: 21.64 x 46.04 at 6.569 degrees (North through East)
! Clean map  min=-0.01276  max=0.051795 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=21.91 mas, bmaj=45.99 mas, bpa=6.412 degrees
! Estimated noise=2.8389 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 = -0.000402081 Jy
! Component: 100  -  total flux cleaned = 0.000608233 Jy
! Component: 150  -  total flux cleaned = 0.00181907 Jy
! Component: 200  -  total flux cleaned = 0.00216835 Jy
! Total flux subtracted in 200 components = 0.00216835 Jy
! Clean residual min=-0.001726 max=0.001744 Jy/beam
! Clean residual mean=0.000086 rms=0.000697 Jy/beam
! Combined flux in latest and established models = 0.0601763 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 54 model components to the UV plane model.
! The established model now contains 338 components and 0.0601763 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063209Jy  sigma=0.879781
! Fit after  self-cal, rms=0.062992Jy  sigma=0.877163
! 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=18.78 mas, bmaj=46.87 mas, bpa=9.404 degrees
! Estimated noise=3.30584 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0676183 Jy
! Component: 100  -  total flux cleaned = 0.0824656 Jy
! Component: 150  -  total flux cleaned = 0.0897817 Jy
! Component: 200  -  total flux cleaned = 0.0920966 Jy
! Total flux subtracted in 200 components = 0.0920966 Jy
! Clean residual min=-0.005434 max=0.005360 Jy/beam
! Clean residual mean=-0.000029 rms=0.002861 Jy/beam
! Combined flux in latest and established models = 0.0920967 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 96 model components to the UV plane model.
! The established model now contains 96 components and 0.0920967 Jy
! Inverting map and beam 
! Estimated beam: bmin=21.64 mas, bmaj=46.04 mas, bpa=6.569 degrees
! Estimated noise=2.83776 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 = -0.00173032 Jy
! Component: 100  -  total flux cleaned = -0.0003869 Jy
! Component: 150  -  total flux cleaned = -0.000572351 Jy
! Component: 200  -  total flux cleaned = -8.08006e-06 Jy
! Total flux subtracted in 200 components = -8.08006e-06 Jy
! Clean residual min=-0.002458 max=0.002386 Jy/beam
! Clean residual mean=0.000138 rms=0.001120 Jy/beam
! Combined flux in latest and established models = 0.0920886 Jy
! Adding 106 model components to the UV plane model.
! The established model now contains 199 components and 0.0920886 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=21.91 mas, bmaj=45.99 mas, bpa=6.412 degrees
! Estimated noise=2.8389 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 = 0.00241758 Jy
! Component: 100  -  total flux cleaned = 0.00320381 Jy
! Component: 150  -  total flux cleaned = 0.00308651 Jy
! Component: 200  -  total flux cleaned = 0.00259091 Jy
! Total flux subtracted in 200 components = 0.00259091 Jy
! Clean residual min=-0.001658 max=0.001664 Jy/beam
! Clean residual mean=-0.000058 rms=0.000759 Jy/beam
! Combined flux in latest and established models = 0.0946795 Jy
! Adding 62 model components to the UV plane model.
! The established model now contains 259 components and 0.0946795 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=21.64 mas, bmaj=46.04 mas, bpa=6.569 degrees
! Estimated noise=2.83776 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.00186539 Jy
! Component: 100  -  total flux cleaned = 0.00224292 Jy
! Component: 150  -  total flux cleaned = 0.00247269 Jy
! Component: 200  -  total flux cleaned = 0.00290066 Jy
! Total flux subtracted in 200 components = 0.00290066 Jy
! Clean residual min=-0.001120 max=0.001147 Jy/beam
! Clean residual mean=0.000067 rms=0.000463 Jy/beam
! Combined flux in latest and established models = 0.0975802 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 52 model components to the UV plane model.
! The established model now contains 310 components and 0.0975802 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.062700Jy  sigma=0.874737
! Fit after  self-cal, rms=0.062696Jy  sigma=0.873612
wmodel J0629+8451_S_2006_02_23_yyk\_map.mod
! Writing 310 model components to file: J0629+8451_S_2006_02_23_yyk_map.mod
wobs J0629+8451_S_2006_02_23_yyk\_uvs.fits
! Writing UV FITS file: J0629+8451_S_2006_02_23_yyk_uvs.fits
wwins J0629+8451_S_2006_02_23_yyk\_map.win
! wwins: No CLEAN windows to write.
! Error occured in command: wwins
![Exited script file: muppet]
! 
wmap "J0629+8451_S_2006_02_23_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 21.64 x 46.04 at 6.569 degrees (North through East)
! Clean map  min=-0.0085175  max=0.068814 Jy/beam
! Writing clean map to FITS file: J0629+8451_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 0.0688144 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000435857 
device "J0629+8451_S_2006_02_23_yyk\_map.eps/VPS"
! Attempting to open device: 'J0629+8451_S_2006_02_23_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -1.90014 1.90014 3.80028 7.60056 15.2011 30.4023 60.8045
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0013 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.068 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 21.64 x 46.04 at 6.569 degrees (North through East)
! Clean map  min=-0.0085175  max=0.068814 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J0629+8451_S_2006_02_23_yyk\_map.gif/gif"
! Attempting to open device: 'J0629+8451_S_2006_02_23_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J0629+8451_S_2006_02_23_yyk_uvs.log closed on Wed Jul  5 11:34:44 2006