! Started logfile: 0955+476_X.log on Fri Jul 28 11:57:07 2006
observe 0955+476_X.edt
! Reading UV FITS file: 0955+476_X.edt
! AN table 1: 22 integrations on 190 of 190 possible baselines.
! AN table 2: 19 integrations on 190 of 190 possible baselines.
! AN table 3: 17 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.170508 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0955+476
! 
! 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 7516 visibilities.
![@gonzo8-0.1 0955+476_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 349 telescope corrections were flagged in sub-array 1.
!  A total of 284 telescope corrections were flagged in sub-array 2.
!  A total of 299 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 353 telescope corrections were flagged in sub-array 1.
!  A total of 282 telescope corrections were flagged in sub-array 2.
!  A total of 298 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 350 telescope corrections were flagged in sub-array 1.
!  A total of 284 telescope corrections were flagged in sub-array 2.
!  A total of 302 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 349 telescope corrections were flagged in sub-array 1.
!  A total of 283 telescope corrections were flagged in sub-array 2.
!  A total of 305 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.218987Jy  sigma=0.002656
! Fit after  self-cal, rms=0.218646Jy  sigma=0.002659
! 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=0.4886 mas, bmaj=0.8206 mas, bpa=26.91 degrees
! Estimated noise=1450.08 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 = 0.825669 Jy
! Total flux subtracted in 50 components = 0.825669 Jy
! Clean residual min=-0.044915 max=0.230280 Jy/beam
! Clean residual mean=0.000261 rms=0.013834 Jy/beam
! Combined flux in latest and established models = 0.825669 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 0.825669 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.341597Jy  sigma=0.004123
! Fit after  self-cal, rms=0.341597Jy  sigma=0.004123
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.208978 Jy
! Total flux subtracted in 50 components = 0.208978 Jy
! Clean residual min=-0.029404 max=0.088993 Jy/beam
! Clean residual mean=0.000167 rms=0.007470 Jy/beam
! Combined flux in latest and established models = 1.03465 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 1.03465 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.197184Jy  sigma=0.002339
! Fit after  self-cal, rms=0.197138Jy  sigma=0.002339
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0954498 Jy
! Total flux subtracted in 50 components = 0.0954498 Jy
! Clean residual min=-0.021033 max=0.042765 Jy/beam
! Clean residual mean=0.000124 rms=0.005191 Jy/beam
! Combined flux in latest and established models = 1.1301 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 11 components and 1.1301 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154067Jy  sigma=0.001765
! Fit after  self-cal, rms=0.154021Jy  sigma=0.001764
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0461584 Jy
! Total flux subtracted in 50 components = 0.0461584 Jy
! Clean residual min=-0.017921 max=0.021403 Jy/beam
! Clean residual mean=0.000103 rms=0.004432 Jy/beam
! Combined flux in latest and established models = 1.17625 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 12 components and 1.17625 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.142316Jy  sigma=0.001601
! Fit after  self-cal, rms=0.142270Jy  sigma=0.001600
! 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=0.6001 mas, bmaj=0.891 mas, bpa=26.79 degrees
! Estimated noise=1020.01 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 = 0.0264237 Jy
! Component: 100  -  total flux cleaned = 0.0392799 Jy
! Total flux subtracted in 100 components = 0.0392799 Jy
! Clean residual min=-0.018287 max=0.021482 Jy/beam
! Clean residual mean=0.000805 rms=0.004384 Jy/beam
! Combined flux in latest and established models = 1.21553 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 23 components and 1.21553 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.137949Jy  sigma=0.001544
! Fit after  self-cal, rms=0.137947Jy  sigma=0.001544
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        1.00*    GC        0.94     HN        1.00*    
!   LA        1.00*    NL        0.98     OV        0.98     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.01     
!   KP        1.16     MA        1.00*    MC        1.14     MK        1.04     
!   NY        0.95     TS        0.97     WZ        1.05     PT        1.01     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.05     GC        1.00*    HN        0.98     
!   LA        0.98     NL        1.00     OV        1.00*    SC        1.03     
!   WF        0.96     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        0.95     MC        0.93     MK        1.00*    
!   NY        0.96     TS        1.00*    WZ        1.00*    PT        1.03     
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.96     GC        1.00*    HN        1.04     
!   LA        1.00*    NL        1.00     OV        0.97     SC        1.00*    
!   WF        0.94     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.02     MA        1.00*    MC        1.00*    MK        1.04     
!   NY        1.00*    TS        1.00*    WZ        1.03     PT        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        1.00*    GC        0.96     HN        1.00*    
!   LA        1.00*    NL        0.96     OV        1.00     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.01     
!   KP        1.16     MA        1.00*    MC        1.13     MK        1.07     
!   NY        0.94     TS        0.97     WZ        1.00     PT        1.01     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.05     GC        1.00*    HN        0.97     
!   LA        0.97     NL        1.00     OV        1.00*    SC        1.34     
!   WF        0.94     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        0.97     MC        0.91     MK        1.00*    
!   NY        0.96     TS        1.00*    WZ        1.00*    PT        1.05     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.93     GC        1.00*    HN        1.06     
!   LA        1.00*    NL        1.00     OV        0.97     SC        1.00*    
!   WF        1.00     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.99     MA        1.00*    MC        1.00*    MK        1.00     
!   NY        1.00*    TS        1.00*    WZ        1.05     PT        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00*    GC        0.99     HN        1.00*    
!   LA        1.00*    NL        0.93     OV        0.93     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00     
!   KP        1.14     MA        1.00*    MC        1.19     MK        1.04     
!   NY        0.96     TS        0.96     WZ        0.99     PT        1.05     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.04     GC        1.00*    HN        0.97     
!   LA        0.95     NL        0.99     OV        1.00*    SC        1.02     
!   WF        0.96     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.02     MC        0.95     MK        1.00*    
!   NY        0.97     TS        1.00*    WZ        1.00*    PT        0.97     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.94     GC        1.00*    HN        1.05     
!   LA        1.00*    NL        1.00     OV        0.99     SC        1.00*    
!   WF        0.95     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.97     MA        1.00*    MC        1.00*    MK        1.07     
!   NY        1.00*    TS        1.00*    WZ        0.89     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        0.96     FD        1.00*    GC        0.99     HN        1.00*    
!   LA        1.00*    NL        0.94     OV        0.94     SC        1.00*    
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.99     
!   KP        1.15     MA        1.00*    MC        1.26     MK        1.11     
!   NY        0.99     TS        0.98     WZ        1.01     PT        1.03     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        1.03     GC        1.00*    HN        0.99     
!   LA        0.97     NL        0.97     OV        1.00*    SC        1.01     
!   WF        0.96     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00*    MA        1.07     MC        0.97     MK        1.00*    
!   NY        1.00     TS        1.00*    WZ        1.00*    PT        1.04     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        0.93     GC        1.00*    HN        1.04     
!   LA        1.00*    NL        1.02     OV        0.98     SC        1.00*    
!   WF        0.96     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.00     MA        1.00*    MC        1.00*    MK        1.05     
!   NY        1.00*    TS        1.00*    WZ        0.93     PT        1.00*    
! 
! 
! Fit before self-cal, rms=0.137947Jy  sigma=0.001544
! Fit after  self-cal, rms=0.114152Jy  sigma=0.001196
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.6146 mas, bmaj=0.892 mas, bpa=27.36 degrees
! Estimated noise=1022.82 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 = -0.00499607 Jy
! Component: 100  -  total flux cleaned = -0.00473728 Jy
! Total flux subtracted in 100 components = -0.00473728 Jy
! Clean residual min=-0.007557 max=0.007404 Jy/beam
! Clean residual mean=0.000139 rms=0.001573 Jy/beam
! Combined flux in latest and established models = 1.2108 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 32 components and 1.2108 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.113189Jy  sigma=0.001186
! Fit after  self-cal, rms=0.113186Jy  sigma=0.001186
! 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 = 0.000630035 Jy
! Component: 100  -  total flux cleaned = 0.00113644 Jy
! Total flux subtracted in 100 components = 0.00113644 Jy
! Clean residual min=-0.006997 max=0.006928 Jy/beam
! Clean residual mean=0.000123 rms=0.001545 Jy/beam
! Combined flux in latest and established models = 1.21193 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 35 components and 1.21193 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112882Jy  sigma=0.001182
! Fit after  self-cal, rms=0.111717Jy  sigma=0.001169
! Inverting map and beam 
! Estimated beam: bmin=0.6162 mas, bmaj=0.8906 mas, bpa=27.49 degrees
! Estimated noise=1021.32 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 = -0.0038308 Jy
! Component: 100  -  total flux cleaned = -0.00352244 Jy
! Total flux subtracted in 100 components = -0.00352244 Jy
! Clean residual min=-0.006363 max=0.006640 Jy/beam
! Clean residual mean=0.000085 rms=0.001427 Jy/beam
! Combined flux in latest and established models = 1.20841 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 37 components and 1.20841 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.111298Jy  sigma=0.001164
! Fit after  self-cal, rms=0.111297Jy  sigma=0.001164
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0955+476_X
! Writing UV FITS file: 0955+476_X.uvf
! Writing 37 model components to file: 0955+476_X.mod
! wwins: Wrote 1 windows to 0955+476_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6162 x 0.8906 at 27.49 degrees (North through East)
! Clean map  min=-0.0059928  max=1.0981 Jy/beam
! Writing clean map to FITS file: 0955+476_X.fits
! Writing difmap environment to: 0955+476_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0955+476_X]
device 0955+476_Xuv.ps/vps,1,2
! Attempting to open device: '0955+476_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0955+476_Xim.ps/vps
! Attempting to open device: '0955+476_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=0.6162 mas, bmaj=0.8906 mas, bpa=27.49 degrees
! Estimated noise=1021.32 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6162 x 0.8906 at 27.49 degrees (North through East)
! Clean map  min=-0.0059928  max=1.0981 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0955+476_X.log closed on Fri Jul 28 11:57:24 2006