! Started logfile: 1404-342_S.log on Fri Apr 18 07:20:24 2008
observe 1404-342_S.edt
! Reading UV FITS file: 1404-342_S.edt
! AN table 1: 63 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.204248 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1404-342
! 
! 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 1141 lines of history.
! 
! Reading 7000 visibilities.
![@gonzo7-0.4 1404-342_S]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.4
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 7.0
float win_mult
win_mult = 1.8
float solint
solint = 3.6/6.0
logical doflt
doflt = true
logical doamp
float new_peak
float flux_cutoff
mapsize field_size,field_cell
! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize.
select
! 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
startmod
! Applying default point source starting model.
! Performing phase self-cal
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 1 Jy
! 
! Correcting IF 1.
!  A total of 601 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 601 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 569 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 664 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.744953Jy  sigma=0.007532
! Fit after  self-cal, rms=0.744869Jy  sigma=0.007532
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
uvweight 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.
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.088 mas, bmaj=16.03 mas, bpa=19.21 degrees
! Estimated noise=1753.94 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (0, 0).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.195445 Jy
! Total flux subtracted in 50 components = 0.195445 Jy
! Clean residual min=-0.014654 max=0.054537 Jy/beam
! Clean residual mean=-0.000138 rms=0.005909 Jy/beam
! Combined flux in latest and established models = 0.195445 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.195445 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.150372Jy  sigma=0.001369
! Fit after  self-cal, rms=0.150372Jy  sigma=0.001369
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0474831 Jy
! Total flux subtracted in 50 components = 0.0474831 Jy
! Clean residual min=-0.010085 max=0.019346 Jy/beam
! Clean residual mean=-0.000085 rms=0.003455 Jy/beam
! Combined flux in latest and established models = 0.242929 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 12 components and 0.242929 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.134293Jy  sigma=0.001192
! Fit after  self-cal, rms=0.134293Jy  sigma=0.001192
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Uniform Weighting CLEAN ***"
! *** Finished Uniform Weighting CLEAN *** 
print "****************************************"
! **************************************** 
uvweight 0,-1
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
win_mult = win_mult * 1.6
clean_niter = clean_niter * 2
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.15 mas, bmaj=18.4 mas, bpa=17.73 degrees
! Estimated noise=940.79 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0289032 Jy
! Component: 100  -  total flux cleaned = 0.0433117 Jy
! Total flux subtracted in 100 components = 0.0433117 Jy
! Clean residual min=-0.009889 max=0.010088 Jy/beam
! Clean residual mean=-0.000055 rms=0.003008 Jy/beam
! Combined flux in latest and established models = 0.28624 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 33 components and 0.28624 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.128321Jy  sigma=0.001135
! Fit after  self-cal, rms=0.128328Jy  sigma=0.001135
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        1.01     HN        1.00*    KB        1.00*    
!   KK        1.00*    KP        0.76     LA        0.98     MK        1.00*    
!   NL        0.97     NY        1.00*    OV        1.13     PT        1.00     
!   SC        0.98     TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.92     FD        0.98     HN        1.00*    KB        1.00*    
!   KK        1.00*    KP        0.93     LA        0.96     MK        1.00*    
!   NL        0.97     NY        1.00*    OV        1.16     PT        1.01     
!   SC        0.98     TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.02     HN        1.04     KB        1.00*    
!   KK        1.00*    KP        0.84     LA        0.96     MK        1.00*    
!   NL        1.00     NY        1.00*    OV        1.10     PT        0.98     
!   SC        0.99     TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.00*    HN        1.00*    KB        1.00*    
!   KK        1.00*    KP        0.85     LA        0.99     MK        1.00*    
!   NL        1.04     NY        1.00*    OV        1.15     PT        0.99     
!   SC        1.07     TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
! 
! Fit before self-cal, rms=0.128328Jy  sigma=0.001135
! Fit after  self-cal, rms=0.120144Jy  sigma=0.001096
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.19 mas, bmaj=18.49 mas, bpa=17.78 degrees
! Estimated noise=921.898 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000710878 Jy
! Component: 100  -  total flux cleaned = 0.000637422 Jy
! Total flux subtracted in 100 components = 0.000637422 Jy
! Clean residual min=-0.004876 max=0.004284 Jy/beam
! Clean residual mean=0.000012 rms=0.001258 Jy/beam
! Combined flux in latest and established models = 0.286878 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 37 components and 0.286878 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120074Jy  sigma=0.001095
! Fit after  self-cal, rms=0.120066Jy  sigma=0.001095
! Inverting map 
dynam = dynam - 1.0
doamp = true
solint = solint * (6.0/3.6)
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 doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000152765 Jy
! Component: 100  -  total flux cleaned = 9.75475e-05 Jy
! Total flux subtracted in 100 components = 9.75475e-05 Jy
! Clean residual min=-0.004828 max=0.004262 Jy/beam
! Clean residual mean=0.000012 rms=0.001248 Jy/beam
! Combined flux in latest and established models = 0.286975 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 41 components and 0.286975 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120027Jy  sigma=0.001095
! Fit after  self-cal, rms=0.118690Jy  sigma=0.001069
! Inverting map and beam 
! Estimated beam: bmin=4.174 mas, bmaj=18.42 mas, bpa=17.72 degrees
! Estimated noise=923.864 mJy/beam.
doamp = false
solint = solint / (6.0/3.6)
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 doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00116477 Jy
! Component: 100  -  total flux cleaned = 0.00104549 Jy
! Total flux subtracted in 100 components = 0.00104549 Jy
! Clean residual min=-0.003035 max=0.003702 Jy/beam
! Clean residual mean=0.000018 rms=0.000903 Jy/beam
! Combined flux in latest and established models = 0.288021 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 48 components and 0.288021 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.118637Jy  sigma=0.001069
! Fit after  self-cal, rms=0.118640Jy  sigma=0.001069
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1404-342_S
! Writing UV FITS file: 1404-342_S.uvf
! Writing 48 model components to file: 1404-342_S.mod
! wwins: Wrote 1 windows to 1404-342_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.174 x 18.42 at 17.72 degrees (North through East)
! Clean map  min=-0.0030376  max=0.25619 Jy/beam
! Writing clean map to FITS file: 1404-342_S.fits
! Writing difmap environment to: 1404-342_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1404-342_S]
device 1404-342_Suv.ps/vps,1,2
! Attempting to open device: '1404-342_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1404-342_Sim.ps/vps
! Attempting to open device: '1404-342_Sim.ps/vps'
uvweight 0,-1
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
loglevs -1,2048,2
! The new contour levels are:
!  -1 1 2 4 8 16 32 64 128 256 512 1024 2048
cmul = imstat(rms)*3
! Inverting map and beam 
! Estimated beam: bmin=4.174 mas, bmaj=18.42 mas, bpa=17.72 degrees
! Estimated noise=923.864 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.174 x 18.42 at 17.72 degrees (North through East)
! Clean map  min=-0.0030376  max=0.25619 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1404-342_S.log closed on Fri Apr 18 07:20:38 2008