! Started logfile: J0402+8241_S_2006_02_14_yyk_uvs.log on Wed Jul  5 11:20:12 2006
obs J0402+8241_S_2006_02_14_yyk_uva.fits
! Reading UV FITS file: J0402+8241_S_2006_02_14_yyk_uva.fits
! AN table 1: 875 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.459048 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: J0402+8241
! 
! 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 2683 lines of history.
! 
! Reading 72300 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 J0402+8241_S_2006_02_14_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)= 0.108392 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=7.533 mas, bmaj=11.6 mas, bpa=-2.375 degrees
! Estimated noise=1.56992 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 = 0.0442014 Jy
! Component: 100  -  total flux cleaned = 0.0631585 Jy
! Total flux subtracted in 100 components = 0.0631585 Jy
! Clean residual min=-0.009499 max=0.009651 Jy/beam
! Clean residual mean=0.000156 rms=0.004004 Jy/beam
! Combined flux in latest and established models = 0.0631585 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 31 model components to the UV plane model.
! The established model now contains 31 components and 0.0631585 Jy
! 
! Correcting IF 1.
!  A total of 64 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 80 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 51 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 96 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.079086Jy  sigma=1.289284
! Fit after  self-cal, rms=0.078909Jy  sigma=1.286011
! Inverting map and beam 
! Estimated beam: bmin=7.533 mas, bmaj=11.6 mas, bpa=-2.375 degrees
! Estimated noise=1.56992 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=9.419 mas, bmaj=13.89 mas, bpa=7.834 degrees
! Estimated noise=1.22523 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 = 0.0251726 Jy
! Component: 100  -  total flux cleaned = 0.0362861 Jy
! Component: 150  -  total flux cleaned = 0.0420149 Jy
! Component: 200  -  total flux cleaned = 0.0455576 Jy
! Total flux subtracted in 200 components = 0.0455576 Jy
! Clean residual min=-0.003831 max=0.003899 Jy/beam
! Clean residual mean=0.000118 rms=0.001852 Jy/beam
! Combined flux in latest and established models = 0.108716 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 118 model components to the UV plane model.
! The established model now contains 148 components and 0.108716 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.067853Jy  sigma=1.052983
! Fit after  self-cal, rms=0.067782Jy  sigma=1.051405
! Inverting map 
print "************** FINISHED NATURAL WEIGHTING CLEAN **************"
! ************** FINISHED NATURAL WEIGHTING CLEAN ************** 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 9.419 x 13.89 at 7.834 degrees (North through East)
! Clean map  min=-0.0065054  max=0.042895 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: 1.01148
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.90     HN        1.00*    KP        0.94     
!   LA        1.14     MK        1.00*    NL        0.96     OV        1.00*    
!   PT        0.96     SC        1.00*    
! 
! 
! Correcting IF 2.
!  Amplitude normalization factor in sub-array 1: 1.00923
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.01     HN        1.00*    KP        1.12     
!   LA        0.98     MK        1.00*    NL        1.00*    OV        0.85     
!   PT        0.95     SC        1.00*    
! 
! 
! Correcting IF 3.
!  Amplitude normalization factor in sub-array 1: 0.999497
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     FD        1.09     HN        1.00*    KP        1.03     
!   LA        0.86     MK        1.00*    NL        0.92     OV        1.11     
!   PT        0.94     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=0.067782Jy  sigma=1.051405
! Fit after  self-cal, rms=0.068164Jy  sigma=1.041250
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=0.068164Jy  sigma=1.041250
! Fit after  self-cal, rms=0.068142Jy  sigma=1.040735
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=9.351 mas, bmaj=13.96 mas, bpa=4.295 degrees
! Estimated noise=1.19747 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 = 0.00202994 Jy
! Component: 100  -  total flux cleaned = 0.00349418 Jy
! Component: 150  -  total flux cleaned = 0.00328171 Jy
! Component: 200  -  total flux cleaned = 0.00227934 Jy
! Total flux subtracted in 200 components = 0.00227934 Jy
! Clean residual min=-0.001164 max=0.001162 Jy/beam
! Clean residual mean=0.000029 rms=0.000565 Jy/beam
! Combined flux in latest and established models = 0.110995 Jy
! Performing phase self-cal over 10 minute time intervals
! Adding 91 model components to the UV plane model.
! The established model now contains 237 components and 0.110995 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.067456Jy  sigma=1.027541
! Fit after  self-cal, rms=0.067446Jy  sigma=1.026954
! 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=0.067446Jy  sigma=1.026954
! Fit after  self-cal, rms=0.064193Jy  sigma=0.939085
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 = 0.000991275 Jy
! Component: 100  -  total flux cleaned = 0.00157286 Jy
! Component: 150  -  total flux cleaned = 0.00150447 Jy
! Component: 200  -  total flux cleaned = 0.00118163 Jy
! Total flux subtracted in 200 components = 0.00118163 Jy
! Clean residual min=-0.000976 max=0.000989 Jy/beam
! Clean residual mean=0.000015 rms=0.000436 Jy/beam
! Combined flux in latest and established models = 0.112177 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 60 model components to the UV plane model.
! The established model now contains 297 components and 0.112177 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063739Jy  sigma=0.931098
! Fit after  self-cal, rms=0.063458Jy  sigma=0.925682
! 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: 9.351 x 13.96 at 4.295 degrees (North through East)
! Clean map  min=-0.0052241  max=0.042386 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=10.76 mas, bmaj=15.45 mas, bpa=6.29 degrees
! Estimated noise=1.22793 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 = -1.43319e-05 Jy
! Component: 100  -  total flux cleaned = -0.000208497 Jy
! Component: 150  -  total flux cleaned = -8.81938e-05 Jy
! Component: 200  -  total flux cleaned = 0.000184095 Jy
! Total flux subtracted in 200 components = 0.000184095 Jy
! Clean residual min=-0.000659 max=0.000653 Jy/beam
! Clean residual mean=0.000013 rms=0.000292 Jy/beam
! Combined flux in latest and established models = 0.112361 Jy
! Performing phase self-cal over 0.5 minute time intervals
! Adding 63 model components to the UV plane model.
! The established model now contains 346 components and 0.112361 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063298Jy  sigma=0.923148
! Fit after  self-cal, rms=0.063218Jy  sigma=0.922534
! 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=7.508 mas, bmaj=11.67 mas, bpa=-3.471 degrees
! Estimated noise=1.53439 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = 0.0463681 Jy
! Component: 100  -  total flux cleaned = 0.0643494 Jy
! Component: 150  -  total flux cleaned = 0.0747374 Jy
! Component: 200  -  total flux cleaned = 0.0821477 Jy
! Total flux subtracted in 200 components = 0.0821477 Jy
! Clean residual min=-0.005768 max=0.005860 Jy/beam
! Clean residual mean=0.000108 rms=0.002575 Jy/beam
! Combined flux in latest and established models = 0.0821477 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 71 model components to the UV plane model.
! The established model now contains 71 components and 0.0821477 Jy
! Inverting map and beam 
! Estimated beam: bmin=9.351 mas, bmaj=13.96 mas, bpa=4.295 degrees
! Estimated noise=1.19747 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 = 0.0156921 Jy
! Component: 100  -  total flux cleaned = 0.0245691 Jy
! Component: 150  -  total flux cleaned = 0.0265411 Jy
! Component: 200  -  total flux cleaned = 0.0280433 Jy
! Total flux subtracted in 200 components = 0.0280433 Jy
! Clean residual min=-0.002641 max=0.002687 Jy/beam
! Clean residual mean=0.000091 rms=0.001270 Jy/beam
! Combined flux in latest and established models = 0.110191 Jy
! Adding 112 model components to the UV plane model.
! The established model now contains 182 components and 0.110191 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=10.76 mas, bmaj=15.45 mas, bpa=6.29 degrees
! Estimated noise=1.22793 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 = 0.00317882 Jy
! Component: 100  -  total flux cleaned = 0.00283506 Jy
! Component: 150  -  total flux cleaned = 0.00133315 Jy
! Component: 200  -  total flux cleaned = 0.000153725 Jy
! Total flux subtracted in 200 components = 0.000153725 Jy
! Clean residual min=-0.001053 max=0.001057 Jy/beam
! Clean residual mean=0.000027 rms=0.000533 Jy/beam
! Combined flux in latest and established models = 0.110345 Jy
! Adding 84 model components to the UV plane model.
! The established model now contains 259 components and 0.110345 Jy
! Inverting map 
uvtaper 0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=9.351 mas, bmaj=13.96 mas, bpa=4.295 degrees
! Estimated noise=1.19747 mJy/beam.
! clean: niter=200  gain=0.04  cutoff=0
! Component: 050  -  total flux cleaned = -8.43825e-05 Jy
! Component: 100  -  total flux cleaned = -0.000528157 Jy
! Component: 150  -  total flux cleaned = -0.00107307 Jy
! Component: 200  -  total flux cleaned = -0.00126481 Jy
! Total flux subtracted in 200 components = -0.00126481 Jy
! Clean residual min=-0.000766 max=0.000756 Jy/beam
! Clean residual mean=0.000002 rms=0.000341 Jy/beam
! Combined flux in latest and established models = 0.10908 Jy
selfcal false, false, phase_soltime
! Performing phase self-cal over 0.5 minute time intervals
! Adding 53 model components to the UV plane model.
! The established model now contains 308 components and 0.10908 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063185Jy  sigma=0.921638
! Fit after  self-cal, rms=0.063204Jy  sigma=0.921092
wmodel J0402+8241_S_2006_02_14_yyk\_map.mod
! Writing 308 model components to file: J0402+8241_S_2006_02_14_yyk_map.mod
wobs J0402+8241_S_2006_02_14_yyk\_uvs.fits
! Writing UV FITS file: J0402+8241_S_2006_02_14_yyk_uvs.fits
wwins J0402+8241_S_2006_02_14_yyk\_map.win
! wwins: No CLEAN windows to write.
! Error occured in command: wwins
![Exited script file: muppet]
! 
wmap "J0402+8241_S_2006_02_14_yyk\_map.fits"
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 9.351 x 13.96 at 4.295 degrees (North through East)
! Clean map  min=-0.006923  max=0.040642 Jy/beam
! Writing clean map to FITS file: J0402+8241_S_2006_02_14_yyk_map.fits
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is",peak_flux
! The peak flux is 0.0406423 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000334488 
device "J0402+8241_S_2006_02_14_yyk\_map.eps/VPS"
! Attempting to open device: 'J0402+8241_S_2006_02_14_yyk_map.eps/VPS'
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -2.46901 2.46901 4.93803 9.87605 19.7521 39.5042 79.0084
print "clev=",int(3*image_rms*10000)/10000
! clev= 0.001 
print "peak=",int(peak_flux*1000)/1000
! peak= 0.04 
mapcolor none
! Mapplot colormap: none, contrast: 1 brightness: 0.5.
mapplot cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 9.351 x 13.96 at 4.295 degrees (North through East)
! Clean map  min=-0.006923  max=0.040642 Jy/beam
mapcolor color, 0.9
! Mapplot colormap: rainbow, contrast: 0.9 brightness: 0.5.
device "J0402+8241_S_2006_02_14_yyk\_map.gif/gif"
! Attempting to open device: 'J0402+8241_S_2006_02_14_yyk_map.gif/gif'
mapplot cln
quit
! Quitting program
! Log file J0402+8241_S_2006_02_14_yyk_uvs.log closed on Wed Jul  5 11:20:32 2006