! Started logfile: 1705+018_S.log on Sun Jul 16 18:24:32 2006
observe 1705+018_S.edt
! Reading UV FITS file: 1705+018_S.edt
! AN table 1: 30 integrations on 190 of 190 possible baselines.
! AN table 2: 27 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.0930748 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1705+018
! 
! 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 1588 lines of history.
! 
! Reading 4032 visibilities.
![@gonzo7-0.4 1705+018_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 600 telescope corrections were flagged in sub-array 1.
!  A total of 418 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 597 telescope corrections were flagged in sub-array 1.
!  A total of 419 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 594 telescope corrections were flagged in sub-array 1.
!  A total of 419 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 597 telescope corrections were flagged in sub-array 1.
!  A total of 419 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.475730Jy  sigma=0.006495
! Fit after  self-cal, rms=0.470681Jy  sigma=0.006534
! 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=3.044 mas, bmaj=4.722 mas, bpa=3.645 degrees
! Estimated noise=1761.83 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 = 0.412137 Jy
! Total flux subtracted in 50 components = 0.412137 Jy
! Clean residual min=-0.026859 max=0.114942 Jy/beam
! Clean residual mean=0.000584 rms=0.011940 Jy/beam
! Combined flux in latest and established models = 0.412137 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 0.412137 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.196546Jy  sigma=0.002596
! Fit after  self-cal, rms=0.196546Jy  sigma=0.002596
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0978253 Jy
! Total flux subtracted in 50 components = 0.0978253 Jy
! Clean residual min=-0.020887 max=0.038782 Jy/beam
! Clean residual mean=0.000423 rms=0.007058 Jy/beam
! Combined flux in latest and established models = 0.509962 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 0.509962 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.144953Jy  sigma=0.001811
! Fit after  self-cal, rms=0.144944Jy  sigma=0.001811
! 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=3.375 mas, bmaj=5.695 mas, bpa=-0.07928 degrees
! Estimated noise=1181.63 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 = 0.0509083 Jy
! Component: 100  -  total flux cleaned = 0.0764547 Jy
! Total flux subtracted in 100 components = 0.0764547 Jy
! Clean residual min=-0.019768 max=0.025768 Jy/beam
! Clean residual mean=0.001054 rms=0.005032 Jy/beam
! Combined flux in latest and established models = 0.586417 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 38 components and 0.586417 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.127992Jy  sigma=0.001536
! Fit after  self-cal, rms=0.127841Jy  sigma=0.001534
! 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        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        0.91     GC        1.08     HN        0.93     
!   LA        1.07     NL        0.94     OV        0.98     SC        0.91     
!   WF        0.94     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.05     MA        1.00*    MC        1.00*    MK        1.10     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        0.94     GC        1.08     HN        0.95     
!   LA        1.21     NL        0.95     OV        0.99     SC        1.00     
!   WF        0.77     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.07     MA        1.00*    MC        1.00*    MK        1.07     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.97     GC        1.10     HN        0.98     
!   LA        1.15     NL        0.96     OV        0.98     SC        1.11     
!   WF        0.85     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00     MA        1.00*    MC        1.00*    MK        1.06     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        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        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.91     GC        1.07     HN        0.99     
!   LA        1.12     NL        0.97     OV        0.79     SC        1.11     
!   WF        0.76     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.13     MA        1.00*    MC        1.00*    MK        1.06     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
! 
! Fit before self-cal, rms=0.127841Jy  sigma=0.001534
! Fit after  self-cal, rms=0.101277Jy  sigma=0.001232
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.393 mas, bmaj=5.944 mas, bpa=-0.1132 degrees
! Estimated noise=1167.54 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 = 0.00861966 Jy
! Component: 100  -  total flux cleaned = 0.00821279 Jy
! Total flux subtracted in 100 components = 0.00821279 Jy
! Clean residual min=-0.005981 max=0.009152 Jy/beam
! Clean residual mean=0.000047 rms=0.001937 Jy/beam
! Combined flux in latest and established models = 0.59463 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 44 components and 0.59463 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100359Jy  sigma=0.001215
! Fit after  self-cal, rms=0.100227Jy  sigma=0.001214
! 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)
! Added new window around map position (0.4, 34).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00647035 Jy
! Component: 100  -  total flux cleaned = 0.00594832 Jy
! Total flux subtracted in 100 components = 0.00594831 Jy
! Clean residual min=-0.005770 max=0.007384 Jy/beam
! Clean residual mean=-0.000001 rms=0.001728 Jy/beam
! Combined flux in latest and established models = 0.600578 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 56 components and 0.600578 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.099670Jy  sigma=0.001204
! Fit after  self-cal, rms=0.098872Jy  sigma=0.001186
! Inverting map and beam 
! Estimated beam: bmin=3.38 mas, bmaj=5.936 mas, bpa=0.03933 degrees
! Estimated noise=1170.57 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 = 0.00401628 Jy
! Component: 100  -  total flux cleaned = 0.00388648 Jy
! Total flux subtracted in 100 components = 0.00388647 Jy
! Clean residual min=-0.005349 max=0.006292 Jy/beam
! Clean residual mean=-0.000049 rms=0.001536 Jy/beam
! Combined flux in latest and established models = 0.604465 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 61 components and 0.604465 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.098566Jy  sigma=0.001182
! Fit after  self-cal, rms=0.098537Jy  sigma=0.001181
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1705+018_S
! Writing UV FITS file: 1705+018_S.uvf
! Writing 61 model components to file: 1705+018_S.mod
! wwins: Wrote 2 windows to 1705+018_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.38 x 5.936 at 0.03933 degrees (North through East)
! Clean map  min=-0.0053823  max=0.5414 Jy/beam
! Writing clean map to FITS file: 1705+018_S.fits
! Writing difmap environment to: 1705+018_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1705+018_S]
device 1705+018_Suv.ps/vps,1,2
! Attempting to open device: '1705+018_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1705+018_Sim.ps/vps
! Attempting to open device: '1705+018_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=3.38 mas, bmaj=5.936 mas, bpa=0.03933 degrees
! Estimated noise=1170.57 mJy/beam.
xyrange 0, 0, 0, 0
! The mapplot display area will be limited to:
!  Relative  RA: (The whole available range)
!  Relative DEC: (The whole available range)
mapcolor grey
! Mapplot colormap: grey, contrast: 1 brightness: 0.5.
docont=true
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.38 x 5.936 at 0.03933 degrees (North through East)
! Clean map  min=-0.0053823  max=0.5414 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1705+018_S.log closed on Sun Jul 16 18:24:48 2006