! Started logfile: 0642+449_X.log on Thu Jul 27 10:47:43 2006
observe 0642+449_X.edt
! Reading UV FITS file: 0642+449_X.edt
! AN table 1: 100 integrations on 190 of 190 possible baselines.
! AN table 2: 47 integrations on 190 of 190 possible baselines.
! AN table 3: 8 integrations on 190 of 190 possible baselines.
! AN table 4: 19 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.152783 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0642+449
! 
! 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 20204 visibilities.
![@gonzo8-0.1 0642+449_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 1413 telescope corrections were flagged in sub-array 1.
!  A total of 817 telescope corrections were flagged in sub-array 2.
!  A total of 94 telescope corrections were flagged in sub-array 3.
!  A total of 332 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 1452 telescope corrections were flagged in sub-array 1.
!  A total of 816 telescope corrections were flagged in sub-array 2.
!  A total of 94 telescope corrections were flagged in sub-array 3.
!  A total of 332 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 1419 telescope corrections were flagged in sub-array 1.
!  A total of 816 telescope corrections were flagged in sub-array 2.
!  A total of 94 telescope corrections were flagged in sub-array 3.
!  A total of 335 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 1416 telescope corrections were flagged in sub-array 1.
!  A total of 816 telescope corrections were flagged in sub-array 2.
!  A total of 94 telescope corrections were flagged in sub-array 3.
!  A total of 335 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=2.167024Jy  sigma=0.032737
! Fit after  self-cal, rms=2.168272Jy  sigma=0.032783
! 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=0.5625 mas, bmaj=0.7724 mas, bpa=-7.656 degrees
! Estimated noise=818.103 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 = 2.17543 Jy
! Total flux subtracted in 50 components = 2.17543 Jy
! Clean residual min=-0.093962 max=0.612556 Jy/beam
! Clean residual mean=0.000195 rms=0.030006 Jy/beam
! Combined flux in latest and established models = 2.17543 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 3 model components to the UV plane model.
! The established model now contains 3 components and 2.17543 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.096729Jy  sigma=0.016971
! Fit after  self-cal, rms=1.096728Jy  sigma=0.016971
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.620936 Jy
! Total flux subtracted in 50 components = 0.620936 Jy
! Clean residual min=-0.058744 max=0.269747 Jy/beam
! Clean residual mean=0.000132 rms=0.017387 Jy/beam
! Combined flux in latest and established models = 2.79637 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 7 components and 2.79637 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.641338Jy  sigma=0.009826
! Fit after  self-cal, rms=0.641159Jy  sigma=0.009824
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.289461 Jy
! Total flux subtracted in 50 components = 0.289461 Jy
! Clean residual min=-0.051803 max=0.136919 Jy/beam
! Clean residual mean=0.000102 rms=0.012839 Jy/beam
! Combined flux in latest and established models = 3.08583 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 16 components and 3.08583 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.469380Jy  sigma=0.006895
! Fit after  self-cal, rms=0.469316Jy  sigma=0.006895
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.163955 Jy
! Total flux subtracted in 50 components = 0.163955 Jy
! Clean residual min=-0.047967 max=0.085151 Jy/beam
! Clean residual mean=0.000087 rms=0.010908 Jy/beam
! Combined flux in latest and established models = 3.24978 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 20 components and 3.24978 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.396744Jy  sigma=0.005533
! Fit after  self-cal, rms=0.396683Jy  sigma=0.005532
! 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=0.7246 mas, bmaj=1.001 mas, bpa=-7.403 degrees
! Estimated noise=435.837 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 = 0.18414 Jy
! Component: 100  -  total flux cleaned = 0.264659 Jy
! Total flux subtracted in 100 components = 0.264659 Jy
! Clean residual min=-0.040987 max=0.043757 Jy/beam
! Clean residual mean=0.000970 rms=0.010175 Jy/beam
! Combined flux in latest and established models = 3.51444 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 28 components and 3.51444 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.335100Jy  sigma=0.004084
! Fit after  self-cal, rms=0.334991Jy  sigma=0.004083
! 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 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.01     GC        0.98     HN        0.98     
!   LA        1.01     NL        0.94     OV        0.98     SC        0.91     
!   WF        1.04     GG        1.00*    HH        1.00*    KK        0.98     
!   KP        1.02     MA        1.00*    MC        1.00     MK        0.97     
!   NY        0.99     TS        1.00     WZ        1.32     PT        1.01     
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        0.99     GC        1.00*    HN        1.02     
!   LA        0.99     NL        1.17     OV        1.01     SC        1.10     
!   WF        0.88     GG        1.00*    HH        1.00*    KK        1.01     
!   KP        1.02     MA        0.78     MC        0.92     MK        1.00     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        1.10     GC        1.05     HN        1.36     
!   LA        1.03     NL        1.06     OV        1.04     SC        1.00*    
!   WF        1.26     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.16     MA        1.00*    MC        1.00*    MK        1.05     
!   NY        1.07     TS        1.04     WZ        1.00*    PT        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.03     GG        1.00*    HH        1.45     KK        1.00*    
!   KP        1.00*    MA        1.02     MC        0.95     MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.22     PT        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.99     GC        1.00     HN        1.00     
!   LA        1.00     NL        0.90     OV        0.98     SC        1.00*    
!   WF        1.00     GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.98     MA        1.00*    MC        1.01     MK        0.96     
!   NY        0.98     TS        0.99     WZ        1.27     PT        1.04     
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        0.97     GC        1.00*    HN        1.02     
!   LA        1.00     NL        1.20     OV        1.00     SC        1.43     
!   WF        0.88     GG        1.00*    HH        1.00*    KK        1.02     
!   KP        0.97     MA        0.83     MC        0.91     MK        0.98     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        1.09     GC        1.08     HN        1.40     
!   LA        1.00     NL        1.04     OV        1.07     SC        1.00*    
!   WF        1.23     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.17     MA        1.00*    MC        1.00*    MK        1.02     
!   NY        1.05     TS        1.04     WZ        1.00*    PT        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.03     GG        1.00*    HH        1.47     KK        1.00*    
!   KP        1.00*    MA        1.02     MC        0.95     MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.16     PT        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.98     GC        1.01     HN        0.99     
!   LA        0.99     NL        0.90     OV        0.95     SC        0.92     
!   WF        1.00     GG        1.00*    HH        1.00*    KK        0.97     
!   KP        0.97     MA        1.00*    MC        1.04     MK        0.99     
!   NY        1.01     TS        0.98     WZ        1.16     PT        1.04     
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        0.96     GC        1.00*    HN        1.01     
!   LA        0.99     NL        1.22     OV        1.01     SC        1.10     
!   WF        0.91     GG        1.00*    HH        1.00*    KK        1.03     
!   KP        0.97     MA        0.88     MC        0.90     MK        1.03     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        1.08     GC        1.07     HN        1.37     
!   LA        1.02     NL        0.90     OV        1.05     SC        1.00*    
!   WF        1.16     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.13     MA        1.00*    MC        1.00*    MK        0.99     
!   NY        1.00     TS        1.01     WZ        1.00*    PT        1.00*    
! 
!  A total of 18 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.04     GG        1.00*    HH        1.63     KK        1.00*    
!   KP        1.00*    MA        1.05     MC        0.95     MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.15     PT        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.97     GC        1.03     HN        0.97     
!   LA        0.98     NL        0.91     OV        0.95     SC        0.94     
!   WF        1.01     GG        1.00*    HH        1.00*    KK        0.97     
!   KP        0.98     MA        1.00*    MC        1.12     MK        1.02     
!   NY        1.04     TS        0.98     WZ        1.18     PT        1.03     
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        0.95     GC        1.00*    HN        1.01     
!   LA        0.99     NL        1.31     OV        1.01     SC        1.13     
!   WF        0.88     GG        1.00*    HH        1.00*    KK        1.00     
!   KP        0.98     MA        0.77     MC        0.91     MK        0.99     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        1.08     GC        1.05     HN        1.37     
!   LA        0.96     NL        0.91     OV        1.02     SC        1.00*    
!   WF        1.18     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        1.18     MA        1.00*    MC        1.00*    MK        1.03     
!   NY        1.07     TS        1.02     WZ        1.00*    PT        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.00*    FD        1.00*    GC        1.00*    HN        1.00*    
!   LA        1.00*    NL        1.00*    OV        1.00*    SC        1.00*    
!   WF        1.05     GG        1.00*    HH        1.96     KK        1.00*    
!   KP        1.00*    MA        1.09     MC        0.92     MK        1.00*    
!   NY        1.00*    TS        1.00*    WZ        1.16     PT        1.00*    
! 
! 
! Fit before self-cal, rms=0.334991Jy  sigma=0.004083
! Fit after  self-cal, rms=0.152615Jy  sigma=0.001775
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7285 mas, bmaj=1.014 mas, bpa=-6.858 degrees
! Estimated noise=434.638 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 = 0.000706454 Jy
! Component: 100  -  total flux cleaned = 0.000313807 Jy
! Total flux subtracted in 100 components = 0.000313807 Jy
! Clean residual min=-0.013050 max=0.008972 Jy/beam
! Clean residual mean=-0.000156 rms=0.002223 Jy/beam
! Combined flux in latest and established models = 3.51475 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 34 components and 3.51475 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.151298Jy  sigma=0.001750
! Fit after  self-cal, rms=0.151232Jy  sigma=0.001749
! 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 = -1.09615e-05 Jy
! Component: 100  -  total flux cleaned = -0.000305288 Jy
! Total flux subtracted in 100 components = -0.000305288 Jy
! Clean residual min=-0.012615 max=0.008638 Jy/beam
! Clean residual mean=-0.000155 rms=0.002176 Jy/beam
! Combined flux in latest and established models = 3.51445 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 35 components and 3.51445 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.150652Jy  sigma=0.001738
! Fit after  self-cal, rms=0.129047Jy  sigma=0.001455
! Inverting map and beam 
! Estimated beam: bmin=0.7285 mas, bmaj=1.014 mas, bpa=-6.682 degrees
! Estimated noise=434.968 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 = 0.00374149 Jy
! Component: 100  -  total flux cleaned = 0.00352402 Jy
! Total flux subtracted in 100 components = 0.00352402 Jy
! Clean residual min=-0.007050 max=0.006274 Jy/beam
! Clean residual mean=-0.000030 rms=0.001057 Jy/beam
! Combined flux in latest and established models = 3.51797 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 43 components and 3.51797 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.128535Jy  sigma=0.001446
! Fit after  self-cal, rms=0.128504Jy  sigma=0.001446
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0642+449_X
! Writing UV FITS file: 0642+449_X.uvf
! Writing 43 model components to file: 0642+449_X.mod
! wwins: Wrote 1 windows to 0642+449_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7285 x 1.014 at -6.682 degrees (North through East)
! Clean map  min=-0.0041206  max=3.0366 Jy/beam
! Writing clean map to FITS file: 0642+449_X.fits
! Writing difmap environment to: 0642+449_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0642+449_X]
device 0642+449_Xuv.ps/vps,1,2
! Attempting to open device: '0642+449_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0642+449_Xim.ps/vps
! Attempting to open device: '0642+449_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=0.7285 mas, bmaj=1.014 mas, bpa=-6.682 degrees
! Estimated noise=434.968 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7285 x 1.014 at -6.682 degrees (North through East)
! Clean map  min=-0.0041206  max=3.0366 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0642+449_X.log closed on Thu Jul 27 10:48:13 2006