! Started logfile: 0119+041_X.log on Tue Jul 25 10:36:24 2006
observe 0119+041_X.edt
! Reading UV FITS file: 0119+041_X.edt
! AN table 1: 17 integrations on 190 of 190 possible baselines.
! AN table 2: 34 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.156244 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0119+041
! 
! 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 1409 lines of history.
! 
! Reading 6056 visibilities.
![@gonzo8-0.1 0119+041_X]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.1
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 8.0
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 0.100x0.100 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 232 telescope corrections were flagged in sub-array 1.
!  A total of 556 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 241 telescope corrections were flagged in sub-array 1.
!  A total of 556 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 233 telescope corrections were flagged in sub-array 1.
!  A total of 567 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 237 telescope corrections were flagged in sub-array 1.
!  A total of 557 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.354593Jy  sigma=0.005031
! Fit after  self-cal, rms=0.344190Jy  sigma=0.004940
! 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=0.8572 mas, bmaj=1.494 mas, bpa=-5.009 degrees
! Estimated noise=1497.95 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 = 0.544649 Jy
! Total flux subtracted in 50 components = 0.544649 Jy
! Clean residual min=-0.048623 max=0.206089 Jy/beam
! Clean residual mean=-0.000324 rms=0.018143 Jy/beam
! Combined flux in latest and established models = 0.544649 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 9 components and 0.544649 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.369812Jy  sigma=0.006228
! Fit after  self-cal, rms=0.369805Jy  sigma=0.006228
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.225756 Jy
! Total flux subtracted in 50 components = 0.225756 Jy
! Clean residual min=-0.025203 max=0.103456 Jy/beam
! Clean residual mean=-0.000158 rms=0.009998 Jy/beam
! Combined flux in latest and established models = 0.770406 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 12 components and 0.770406 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.214511Jy  sigma=0.003563
! Fit after  self-cal, rms=0.214492Jy  sigma=0.003563
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.114597 Jy
! Total flux subtracted in 50 components = 0.114597 Jy
! Clean residual min=-0.019217 max=0.054649 Jy/beam
! Clean residual mean=-0.000074 rms=0.006253 Jy/beam
! Combined flux in latest and established models = 0.885002 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 20 components and 0.885002 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.146638Jy  sigma=0.002357
! Fit after  self-cal, rms=0.146631Jy  sigma=0.002357
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0638112 Jy
! Total flux subtracted in 50 components = 0.0638112 Jy
! Clean residual min=-0.015874 max=0.034947 Jy/beam
! Clean residual mean=-0.000027 rms=0.004503 Jy/beam
! Combined flux in latest and established models = 0.948813 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 33 components and 0.948813 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.117284Jy  sigma=0.001814
! Fit after  self-cal, rms=0.117280Jy  sigma=0.001813
! 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=1.044 mas, bmaj=2.132 mas, bpa=-17.98 degrees
! Estimated noise=849.403 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 = 0.0533903 Jy
! Component: 100  -  total flux cleaned = 0.0800702 Jy
! Total flux subtracted in 100 components = 0.0800702 Jy
! Clean residual min=-0.009346 max=0.014963 Jy/beam
! Clean residual mean=0.000031 rms=0.002741 Jy/beam
! Combined flux in latest and established models = 1.02888 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 39 model components to the UV plane model.
! The established model now contains 65 components and 1.02888 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.095942Jy  sigma=0.001403
! Fit after  self-cal, rms=0.095921Jy  sigma=0.001403
! 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        0.98     FD        0.99     GC        1.07     HN        0.98     
!   LA        1.01     NL        0.93     OV        0.96     SC        0.92     
!   WF        0.97     GG        1.00*    HH        1.00*    KK        0.99     
!   KP        1.00     MA        1.00*    MC        1.00*    MK        1.02     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        1.01     GC        1.08     HN        1.00*    
!   LA        0.98     NL        0.98     OV        1.02     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.99     
!   KP        0.99     MA        1.00*    MC        1.00*    MK        1.03     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.97     GC        1.10     HN        1.02     
!   LA        1.00     NL        0.91     OV        0.97     SC        1.61     
!   WF        1.00     GG        1.00*    HH        1.00*    KK        1.06     
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.01     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.03     FD        1.01     GC        1.01     HN        1.00*    
!   LA        0.98     NL        1.03     OV        1.02     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.01     
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.00     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.97     GC        1.10     HN        1.05     
!   LA        1.00     NL        0.90     OV        0.94     SC        0.93     
!   WF        0.97     GG        1.00*    HH        1.00*    KK        1.02     
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.05     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.04     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.03     FD        1.02     GC        1.06     HN        1.00*    
!   LA        1.00*    NL        1.00     OV        1.00     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.99     
!   KP        0.96     MA        1.00*    MC        1.00*    MK        0.97     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.96     GC        1.19     HN        1.01     
!   LA        0.96     NL        0.93     OV        0.96     SC        0.92     
!   WF        1.06     GG        1.00*    HH        1.00*    KK        1.01     
!   KP        0.97     MA        1.00*    MC        1.00*    MK        1.09     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.02     
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.02     GC        1.02     HN        1.00*    
!   LA        0.99     NL        0.98     OV        1.04     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.95     
!   KP        0.95     MA        1.00*    MC        1.00*    MK        1.00     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
! 
! Fit before self-cal, rms=0.095921Jy  sigma=0.001403
! Fit after  self-cal, rms=0.085366Jy  sigma=0.001227
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.052 mas, bmaj=2.156 mas, bpa=-17.54 degrees
! Estimated noise=847.134 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 = 0.00228588 Jy
! Component: 100  -  total flux cleaned = 0.00271988 Jy
! Total flux subtracted in 100 components = 0.00271988 Jy
! Clean residual min=-0.004420 max=0.007884 Jy/beam
! Clean residual mean=0.000098 rms=0.001377 Jy/beam
! Combined flux in latest and established models = 1.0316 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 73 components and 1.0316 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085188Jy  sigma=0.001224
! Fit after  self-cal, rms=0.085190Jy  sigma=0.001223
! 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 = 0.000489585 Jy
! Component: 100  -  total flux cleaned = 0.000812964 Jy
! Total flux subtracted in 100 components = 0.000812964 Jy
! Clean residual min=-0.004417 max=0.007329 Jy/beam
! Clean residual mean=0.000098 rms=0.001358 Jy/beam
! Combined flux in latest and established models = 1.03242 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 80 components and 1.03242 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085123Jy  sigma=0.001222
! Fit after  self-cal, rms=0.082190Jy  sigma=0.001187
! Inverting map and beam 
! Estimated beam: bmin=1.051 mas, bmaj=2.155 mas, bpa=-17.57 degrees
! Estimated noise=847.312 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)
! Added new window around map position (1.4, -0.9).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00619627 Jy
! Component: 100  -  total flux cleaned = 0.00689566 Jy
! Total flux subtracted in 100 components = 0.00689566 Jy
! Clean residual min=-0.003469 max=0.004596 Jy/beam
! Clean residual mean=0.000061 rms=0.001062 Jy/beam
! Combined flux in latest and established models = 1.03931 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 92 components and 1.03931 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081733Jy  sigma=0.001179
! Fit after  self-cal, rms=0.081690Jy  sigma=0.001178
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0119+041_X
! Writing UV FITS file: 0119+041_X.uvf
! Writing 92 model components to file: 0119+041_X.mod
! wwins: Wrote 2 windows to 0119+041_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.051 x 2.155 at -17.57 degrees (North through East)
! Clean map  min=-0.0036173  max=0.78335 Jy/beam
! Writing clean map to FITS file: 0119+041_X.fits
! Writing difmap environment to: 0119+041_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0119+041_X]
device 0119+041_Xuv.ps/vps,1,2
! Attempting to open device: '0119+041_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0119+041_Xim.ps/vps
! Attempting to open device: '0119+041_Xim.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=1.051 mas, bmaj=2.155 mas, bpa=-17.57 degrees
! Estimated noise=847.312 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.051 x 2.155 at -17.57 degrees (North through East)
! Clean map  min=-0.0036173  max=0.78335 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0119+041_X.log closed on Tue Jul 25 10:36:40 2006