! Started logfile: 1424-418_S.log on Wed May  7 12:11:46 2008
observe 1424-418_S.edt
! Reading UV FITS file: 1424-418_S.edt
! AN table 1: 3 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.087146 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1424-418
! 
! 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  2.22497e+09        8e+06          1        8e+06
!  02        2  2.24497e+09        8e+06          1        8e+06
!  03        3  2.33497e+09        8e+06          1        8e+06
!  04        4  2.36497e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 955 lines of history.
! 
! Reading 160 visibilities.
![@gonzo5-0.4 1424-418_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 = 5.0
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 37 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 37 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 37 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 41 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.840508Jy  sigma=0.004927
! Fit after  self-cal, rms=0.838307Jy  sigma=0.004917
! 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=2.213 mas, bmaj=8.614 mas, bpa=-3.288 degrees
! Estimated noise=13371.8 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 = 1.1865 Jy
! Total flux subtracted in 50 components = 1.1865 Jy
! Clean residual min=-0.133701 max=0.330890 Jy/beam
! Clean residual mean=0.004239 rms=0.050425 Jy/beam
! Combined flux in latest and established models = 1.1865 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 1.1865 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.680437Jy  sigma=0.003978
! Fit after  self-cal, rms=0.680436Jy  sigma=0.003978
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.312258 Jy
! Total flux subtracted in 50 components = 0.312258 Jy
! Clean residual min=-0.083635 max=0.141616 Jy/beam
! Clean residual mean=0.003298 rms=0.031082 Jy/beam
! Combined flux in latest and established models = 1.49876 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 15 components and 1.49876 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.453693Jy  sigma=0.002641
! Fit after  self-cal, rms=0.453583Jy  sigma=0.002641
! 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=3.064 mas, bmaj=11.58 mas, bpa=-3.359 degrees
! Estimated noise=10454.8 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 = 0.284104 Jy
! Component: 100  -  total flux cleaned = 0.404 Jy
! Total flux subtracted in 100 components = 0.404 Jy
! Clean residual min=-0.066441 max=0.116456 Jy/beam
! Clean residual mean=0.002905 rms=0.028474 Jy/beam
! Combined flux in latest and established models = 1.90276 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 33 model components to the UV plane model.
! The established model now contains 46 components and 1.90276 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.259214Jy  sigma=0.001526
! Fit after  self-cal, rms=0.258692Jy  sigma=0.001523
! 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        1.00*    FD        1.06     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.07     KP        0.98     LA        0.93     
!   MC        1.00*    MK        1.01     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.08     PT        0.97     SC        1.06     
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.04     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.00     KP        1.01     LA        0.94     
!   MC        1.00*    MK        0.98     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.03     PT        0.89     SC        1.01     
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.05     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.02     KP        0.96     LA        0.89     
!   MC        1.00*    MK        1.06     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.03     PT        0.89     SC        0.99     
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.05     KP        1.00     LA        1.00*    
!   MC        1.00*    MK        0.95     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.90     PT        0.81     SC        1.01     
!   WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.258692Jy  sigma=0.001523
! Fit after  self-cal, rms=0.202350Jy  sigma=0.001215
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.066 mas, bmaj=11.55 mas, bpa=-3.418 degrees
! Estimated noise=10317.5 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 (16, 0.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0811731 Jy
! Component: 100  -  total flux cleaned = 0.107642 Jy
! Total flux subtracted in 100 components = 0.107642 Jy
! Clean residual min=-0.050350 max=0.042203 Jy/beam
! Clean residual mean=-0.002310 rms=0.013586 Jy/beam
! Combined flux in latest and established models = 2.0104 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 67 components and 2.0104 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.173260Jy  sigma=0.001041
! Fit after  self-cal, rms=0.169429Jy  sigma=0.001017
! 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 = 0.0236601 Jy
! Component: 100  -  total flux cleaned = 0.02721 Jy
! Total flux subtracted in 100 components = 0.02721 Jy
! Clean residual min=-0.043869 max=0.038704 Jy/beam
! Clean residual mean=-0.002637 rms=0.012678 Jy/beam
! Combined flux in latest and established models = 2.03761 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 76 components and 2.03761 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.166186Jy  sigma=0.000999
! Fit after  self-cal, rms=0.138424Jy  sigma=0.000834
! Inverting map and beam 
! Estimated beam: bmin=3.068 mas, bmaj=11.56 mas, bpa=-3.371 degrees
! Estimated noise=10300.2 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 = 0.0217774 Jy
! Component: 100  -  total flux cleaned = 0.0264988 Jy
! Total flux subtracted in 100 components = 0.0264988 Jy
! Clean residual min=-0.033588 max=0.028562 Jy/beam
! Clean residual mean=-0.001349 rms=0.008281 Jy/beam
! Combined flux in latest and established models = 2.06411 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 30 model components to the UV plane model.
! The established model now contains 106 components and 2.06411 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.135246Jy  sigma=0.000815
! Fit after  self-cal, rms=0.134908Jy  sigma=0.000813
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1424-418_S
! Writing UV FITS file: 1424-418_S.uvf
! Writing 106 model components to file: 1424-418_S.mod
! wwins: Wrote 2 windows to 1424-418_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.068 x 11.56 at -3.371 degrees (North through East)
! Clean map  min=-0.032399  max=1.6016 Jy/beam
! Writing clean map to FITS file: 1424-418_S.fits
! Writing difmap environment to: 1424-418_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1424-418_S]
device 1424-418_Suv.ps/vps,1,2
! Attempting to open device: '1424-418_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1424-418_Sim.ps/vps
! Attempting to open device: '1424-418_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=3.068 mas, bmaj=11.56 mas, bpa=-3.371 degrees
! Estimated noise=10300.2 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.068 x 11.56 at -3.371 degrees (North through East)
! Clean map  min=-0.032399  max=1.6016 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo5-0.4]
quit
! Quitting program
! Log file 1424-418_S.log closed on Wed May  7 12:11:51 2008