! Started logfile: J0009+7724_X_2006_02_23_yyk_uvs.log on Wed Jul  5 10:56:19 2006
obs J0009+7724_X_2006_02_23_yyk_uva.fits
! Reading UV FITS file: J0009+7724_X_2006_02_23_yyk_uva.fits
! AN table 1: 875 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.323251 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: J0009+7724
! 
! 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 2397 lines of history.
! 
! Reading 50912 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 J0009+7724_X_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 0.200x0.200 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)= 0.0650847 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=2.27 mas, bmaj=3.064 mas, bpa=3.743 degrees
! Estimated noise=2.83976 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 = 0.0373818 Jy
! Component: 100  -  total flux cleaned = 0.0368435 Jy
! Total flux subtracted in 100 components = 0.0368435 Jy
! Clean residual min=-0.003393 max=0.003336 Jy/beam
! Clean residual mean=-0.000005 rms=0.001269 Jy/beam
! Combined flux in latest and established models = 0.0368435 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 0.0368435 Jy
! 
! Correcting IF 1.
!  A total of 65 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 112 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 160 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 160 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.044217Jy  sigma=0.983544
! Fit after  self-cal, rms=0.043867Jy  sigma=0.982028
! Inverting map and beam 
! Estimated beam: bmin=2.257 mas, bmaj=2.989 mas, bpa=2.288 degrees
! Estimated noise=2.96424 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=2.279 mas, bmaj=3.129 mas, bpa=0.4718 degrees
! Estimated noise=1.75086 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 = 0.00300995 Jy
! Component: 100  -  total flux cleaned = 0.0038875 Jy
! Component: 150  -  total flux cleaned = 0.00306573 Jy
! Component: 200  -  total flux cleaned = 0.00246077 Jy
! Total flux subtracted in 200 components = 0.00246077 Jy
! Clean residual min=-0.001464 max=0.001459 Jy/beam
! Clean residual mean=0.000005 rms=0.000478 Jy/beam
! Combined flux in latest and established models = 0.0393043 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 35 model components to the UV plane model.
! The established model now contains 55 components and 0.0393043 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.043084Jy  sigma=0.961128
! Fit after  self-cal, rms=0.043046Jy  sigma=0.960188
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.279 x 3.129 at 0.4718 degrees (North through East)
! Clean map  min=-0.0034952  max=0.041752 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: 1.00285
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        1.00*    HN        1.00*    KP        1.03     
!   LA        0.99     MK        1.00*    NL        0.97     OV        0.95     
!   PT        1.09     SC        1.00*    
! 
! 
! Correcting IF 2.
!  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 3.
!  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        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*    
! 
! 
! Fit before self-cal, rms=0.043046Jy  sigma=0.960188
! Fit after  self-cal, rms=0.043012Jy  sigma=0.967327
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=0.043012Jy  sigma=0.967327
! Fit after  self-cal, rms=0.043007Jy  sigma=0.966965
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.097 mas, bmaj=3.243 mas, bpa=-8.72 degrees
! Estimated noise=1.90466 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 = -0.000137362 Jy
! Component: 100  -  total flux cleaned = -0.000317577 Jy
! Component: 150  -  total flux cleaned = -0.000237788 Jy
! Component: 200  -  total flux cleaned = -0.000239263 Jy
! Total flux subtracted in 200 components = -0.000239263 Jy
! Clean residual min=-0.000985 max=0.001006 Jy/beam
! Clean residual mean=-0.000007 rms=0.000332 Jy/beam
! Combined flux in latest and established models = 0.039065 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 47 model components to the UV plane model.
! The established model now contains 102 components and 0.039065 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.042810Jy  sigma=0.960209
! Fit after  self-cal, rms=0.042804Jy  sigma=0.960036
! 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=0.042804Jy  sigma=0.960036
! Fit after  self-cal, rms=0.036967Jy  sigma=0.832651
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 = 0.00166967 Jy
! Component: 100  -  total flux cleaned = 0.000654019 Jy
! Component: 150  -  total flux cleaned = 0.000461558 Jy
! Component: 200  -  total flux cleaned = 0.000631974 Jy
! Total flux subtracted in 200 components = 0.000631974 Jy
! Clean residual min=-0.001038 max=0.001015 Jy/beam
! Clean residual mean=-0.000005 rms=0.000358 Jy/beam
! Combined flux in latest and established models = 0.039697 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 47 model components to the UV plane model.
! The established model now contains 146 components and 0.039697 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.036488Jy  sigma=0.819871
! Fit after  self-cal, rms=0.036034Jy  sigma=0.810814
! 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: 2.097 x 3.243 at -8.72 degrees (North through East)
! Clean map  min=-0.0038475  max=0.044353 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 = 70 mega-wavelengths.
win_mult = win_mult * 1.4
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.47 mas, bmaj=3.41 mas, bpa=-6.53 degrees
! Estimated noise=1.98369 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 = 0.000901235 Jy
! Component: 100  -  total flux cleaned = 0.00110813 Jy
! Component: 150  -  total flux cleaned = 0.00160101 Jy
! Component: 200  -  total flux cleaned = 0.00224484 Jy
! Total flux subtracted in 200 components = 0.00224484 Jy
! Clean residual min=-0.000711 max=0.000718 Jy/beam
! Clean residual mean=-0.000005 rms=0.000254 Jy/beam
! Combined flux in latest and established models = 0.0419418 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 48 model components to the UV plane model.
! The established model now contains 190 components and 0.0419418 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.035826Jy  sigma=0.806946
! Fit after  self-cal, rms=0.035776Jy  sigma=0.805857
! 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=2.228 mas, bmaj=2.984 mas, bpa=2.601 degrees
! Estimated noise=2.97567 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0372425 Jy
! Component: 100  -  total flux cleaned = 0.0346641 Jy
! Component: 150  -  total flux cleaned = 0.0355674 Jy
! Component: 200  -  total flux cleaned = 0.0360944 Jy
! Total flux subtracted in 200 components = 0.0360944 Jy
! Clean residual min=-0.003191 max=0.003268 Jy/beam
! Clean residual mean=-0.000007 rms=0.001178 Jy/beam
! Combined flux in latest and established models = 0.0360944 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 40 model components to the UV plane model.
! The established model now contains 40 components and 0.0360944 Jy
! Inverting map and beam 
! Estimated beam: bmin=2.097 mas, bmaj=3.243 mas, bpa=-8.72 degrees
! Estimated noise=1.90466 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 = 0.00200883 Jy
! Component: 100  -  total flux cleaned = 0.00232785 Jy
! Component: 150  -  total flux cleaned = 0.00271567 Jy
! Component: 200  -  total flux cleaned = 0.002997 Jy
! Total flux subtracted in 200 components = 0.002997 Jy
! Clean residual min=-0.001088 max=0.001076 Jy/beam
! Clean residual mean=-0.000011 rms=0.000436 Jy/beam
! Combined flux in latest and established models = 0.0390914 Jy
! Adding 66 model components to the UV plane model.
! The established model now contains 106 components and 0.0390914 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths.
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.47 mas, bmaj=3.41 mas, bpa=-6.53 degrees
! Estimated noise=1.98369 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 = 0.000585269 Jy
! Component: 100  -  total flux cleaned = 0.000878918 Jy
! Component: 150  -  total flux cleaned = 0.000815502 Jy
! Component: 200  -  total flux cleaned = 0.000629002 Jy
! Total flux subtracted in 200 components = 0.000629002 Jy
! Clean residual min=-0.000809 max=0.000801 Jy/beam
! Clean residual mean=-0.000008 rms=0.000288 Jy/beam
! Combined flux in latest and established models = 0.0397204 Jy
! Adding 60 model components to the UV plane model.
! The established model now contains 163 components and 0.0397204 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=2.097 mas, bmaj=3.243 mas, bpa=-8.72 degrees
! Estimated noise=1.90466 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.000477743 Jy
! Component: 100  -  total flux cleaned = 0.000170956 Jy
! Component: 150  -  total flux cleaned = -9.67815e-06 Jy
! Component: 200  -  total flux cleaned = -0.000186825 Jy
! Total flux subtracted in 200 components = -0.000186825 Jy
! Clean residual min=-0.000740 max=0.000727 Jy/beam
! Clean residual mean=-0.000005 rms=0.000259 Jy/beam
! Combined flux in latest and established models = 0.0395335 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 42 model components to the UV plane model.
! The established model now contains 198 components and 0.0395335 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.035736Jy  sigma=0.804724
! Fit after  self-cal, rms=0.035744Jy  sigma=0.804374
wmodel J0009+7724_X_2006_02_23_yyk\_map.mod
! Writing 198 model components to file: J0009+7724_X_2006_02_23_yyk_map.mod
wobs J0009+7724_X_2006_02_23_yyk\_uvs.fits
! Writing UV FITS file: J0009+7724_X_2006_02_23_yyk_uvs.fits
wwins J0009+7724_X_2006_02_23_yyk\_map.win
! wwins: No CLEAN windows to write.
! Error occured in command: wwins
![Exited script file: muppet]
! 
wmap "J0009+7724_X_2006_02_23_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.097 x 3.243 at -8.72 degrees (North through East)
! Clean map  min=-0.0071199  max=0.041977 Jy/beam
! Writing clean map to FITS file: J0009+7724_X_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 0.0419774 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000262244 
device "J0009+7724_X_2006_02_23_yyk\_map.eps/VPS"
! Attempting to open device: 'J0009+7724_X_2006_02_23_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -1.87418 1.87418 3.74836 7.49672 14.9934 29.9869 59.9737
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.0007 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.041 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.097 x 3.243 at -8.72 degrees (North through East)
! Clean map  min=-0.0071199  max=0.041977 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J0009+7724_X_2006_02_23_yyk\_map.gif/gif"
! Attempting to open device: 'J0009+7724_X_2006_02_23_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J0009+7724_X_2006_02_23_yyk_uvs.log closed on Wed Jul  5 10:56:33 2006