! Started logfile: 4C39.25_S.log on Mon Feb 12 19:02:33 2007
observe 4C39.25_S.edt
! Reading UV FITS file: 4C39.25_S.edt
! AN table 1: 53 integrations on 153 of 153 possible baselines.
! AN table 2: 105 integrations on 153 of 153 possible baselines.
! AN table 3: 91 integrations on 153 of 153 possible baselines.
! AN table 4: 43 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.118453 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 4C39.25
! 
! 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  2.22997e+09        8e+06          1        8e+06
!  02        2  2.25997e+09        8e+06          1        8e+06
!  03        3  2.34997e+09        8e+06          1        8e+06
!  04        4  2.36997e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1912 lines of history.
! 
! Reading 21168 visibilities.
![@gonzo7-0.4 4C39.25_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 723 telescope corrections were flagged in sub-array 1.
!  A total of 1453 telescope corrections were flagged in sub-array 2.
!  A total of 1345 telescope corrections were flagged in sub-array 3.
!  A total of 561 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 727 telescope corrections were flagged in sub-array 1.
!  A total of 1448 telescope corrections were flagged in sub-array 2.
!  A total of 1342 telescope corrections were flagged in sub-array 3.
!  A total of 561 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 726 telescope corrections were flagged in sub-array 1.
!  A total of 1454 telescope corrections were flagged in sub-array 2.
!  A total of 1349 telescope corrections were flagged in sub-array 3.
!  A total of 561 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 728 telescope corrections were flagged in sub-array 1.
!  A total of 1487 telescope corrections were flagged in sub-array 2.
!  A total of 1404 telescope corrections were flagged in sub-array 3.
!  A total of 567 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=2.839450Jy  sigma=0.042400
! Fit after  self-cal, rms=2.837210Jy  sigma=0.042483
! 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=2.283 mas, bmaj=2.96 mas, bpa=-32.78 degrees
! Estimated noise=854.42 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 = 2.77728 Jy
! Total flux subtracted in 50 components = 2.77728 Jy
! Clean residual min=-0.130694 max=0.782607 Jy/beam
! Clean residual mean=-0.000417 rms=0.041187 Jy/beam
! Combined flux in latest and established models = 2.77728 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 2.77728 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.208638Jy  sigma=0.018752
! Fit after  self-cal, rms=1.208633Jy  sigma=0.018751
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.75952 Jy
! Total flux subtracted in 50 components = 0.75952 Jy
! Clean residual min=-0.078154 max=0.317981 Jy/beam
! Clean residual mean=-0.000302 rms=0.023777 Jy/beam
! Combined flux in latest and established models = 3.5368 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 10 components and 3.5368 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.706855Jy  sigma=0.010696
! Fit after  self-cal, rms=0.706630Jy  sigma=0.010693
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.352331 Jy
! Total flux subtracted in 50 components = 0.352331 Jy
! Clean residual min=-0.066683 max=0.169941 Jy/beam
! Clean residual mean=-0.000250 rms=0.017846 Jy/beam
! Combined flux in latest and established models = 3.88913 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 14 components and 3.88913 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.564044Jy  sigma=0.007984
! Fit after  self-cal, rms=0.563716Jy  sigma=0.007980
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.194525 Jy
! Total flux subtracted in 50 components = 0.194525 Jy
! Clean residual min=-0.061791 max=0.096044 Jy/beam
! Clean residual mean=-0.000222 rms=0.015578 Jy/beam
! Combined flux in latest and established models = 4.08366 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 19 components and 4.08366 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.522659Jy  sigma=0.006998
! Fit after  self-cal, rms=0.522429Jy  sigma=0.006995
! 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=2.961 mas, bmaj=4.254 mas, bpa=-36.65 degrees
! Estimated noise=443.787 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 = 0.106509 Jy
! Component: 100  -  total flux cleaned = 0.156419 Jy
! Total flux subtracted in 100 components = 0.156419 Jy
! Clean residual min=-0.066727 max=0.083441 Jy/beam
! Clean residual mean=-0.002792 rms=0.015921 Jy/beam
! Combined flux in latest and established models = 4.24008 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 27 components and 4.24008 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.512023Jy  sigma=0.006590
! Fit after  self-cal, rms=0.511974Jy  sigma=0.006589
! 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:
!   FD        1.16     GC        1.00     HH        1.00*    HN        0.94     
!   LA        1.14     MC        1.12     MK        1.00*    NY        1.00     
!   ON        0.98     OV        1.00*    PT        0.99     SC        1.00*    
!   TS        0.97     WF        1.15     BR        1.00*    KK        1.11     
!   KP        1.00*    WZ        0.92     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.14     GC        0.99     HH        1.00*    HN        0.98     
!   LA        1.12     MC        1.18     MK        0.95     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.16     BR        0.93     KK        0.96     
!   KP        0.96     WZ        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.11     GC        1.01     HH        1.20     HN        0.94     
!   LA        1.06     MC        1.22     MK        0.89     NY        0.97     
!   ON        0.94     OV        1.00     PT        0.97     SC        1.00*    
!   TS        1.00*    WF        1.11     BR        0.94     KK        1.00*    
!   KP        0.93     WZ        0.85     
! 
!  A total of 12 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        1.12     GC        1.00*    HH        1.00*    HN        0.96     
!   LA        1.10     MC        1.00*    MK        0.92     NY        1.00*    
!   ON        1.15     OV        1.01     PT        0.97     SC        1.00*    
!   TS        1.00*    WF        1.16     BR        0.93     KK        0.91     
!   KP        0.92     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.99     GC        0.97     HH        1.00*    HN        0.93     
!   LA        1.08     MC        1.10     MK        1.00*    NY        0.93     
!   ON        1.00     OV        1.00*    PT        0.96     SC        1.00*    
!   TS        0.94     WF        1.09     BR        1.00*    KK        1.06     
!   KP        1.00*    WZ        0.85     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.98     GC        0.96     HH        1.00*    HN        0.97     
!   LA        1.07     MC        1.12     MK        1.02     NY        0.95     
!   ON        1.00*    OV        1.02     PT        0.96     SC        1.00*    
!   TS        1.00*    WF        1.11     BR        0.99     KK        0.94     
!   KP        0.99     WZ        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.96     GC        0.98     HH        1.20     HN        0.94     
!   LA        1.01     MC        1.23     MK        0.97     NY        0.93     
!   ON        0.99     OV        1.02     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.07     BR        0.99     KK        1.00*    
!   KP        0.97     WZ        0.81     
! 
!  A total of 12 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.97     GC        1.00*    HH        1.00*    HN        0.94     
!   LA        1.06     MC        1.00*    MK        1.01     NY        1.00*    
!   ON        1.21     OV        1.03     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.09     BR        0.99     KK        0.89     
!   KP        0.98     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.90     GC        1.00     HH        1.00*    HN        1.15     
!   LA        0.91     MC        1.14     MK        1.00*    NY        0.94     
!   ON        0.95     OV        1.00*    PT        1.03     SC        1.00*    
!   TS        0.91     WF        1.30     BR        1.00*    KK        1.07     
!   KP        1.00*    WZ        0.81     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.92     GC        1.02     HH        1.00*    HN        1.24     
!   LA        0.93     MC        1.14     MK        0.97     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        1.05     SC        1.00*    
!   TS        1.00*    WF        1.35     BR        1.00     KK        0.96     
!   KP        0.98     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.90     GC        1.03     HH        1.06     HN        1.17     
!   LA        0.90     MC        1.27     MK        0.92     NY        0.96     
!   ON        0.97     OV        1.01     PT        1.04     SC        1.00*    
!   TS        1.00*    WF        1.30     BR        1.00     KK        1.00*    
!   KP        0.97     WZ        0.82     
! 
!  A total of 12 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.91     GC        1.00*    HH        1.00*    HN        1.19     
!   LA        0.92     MC        1.00*    MK        0.95     NY        1.00*    
!   ON        1.15     OV        1.02     PT        1.05     SC        1.00*    
!   TS        1.00*    WF        1.32     BR        1.03     KK        0.90     
!   KP        0.99     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:
!   FD        0.82     GC        1.10     HH        1.00*    HN        1.08     
!   LA        0.75     MC        1.00*    MK        1.00*    NY        1.03     
!   ON        0.98     OV        1.00*    PT        1.02     SC        1.00*    
!   TS        0.94     WF        1.28     BR        1.00*    KK        1.11     
!   KP        1.00*    WZ        0.84     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.81     GC        1.09     HH        1.00*    HN        1.11     
!   LA        0.77     MC        1.00*    MK        0.95     NY        1.00*    
!   ON        1.00*    OV        0.89     PT        1.04     SC        1.00*    
!   TS        1.00*    WF        1.28     BR        0.95     KK        0.97     
!   KP        0.98     WZ        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.80     GC        1.09     HH        1.11     HN        1.07     
!   LA        0.76     MC        1.00*    MK        0.91     NY        1.00     
!   ON        0.97     OV        0.87     PT        1.08     SC        1.00*    
!   TS        1.00*    WF        1.23     BR        0.95     KK        1.00*    
!   KP        0.97     WZ        0.80     
! 
!  A total of 12 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.80     GC        1.00*    HH        1.00*    HN        1.09     
!   LA        0.75     MC        1.00*    MK        0.93     NY        1.00*    
!   ON        1.16     OV        0.88     PT        0.99     SC        1.00*    
!   TS        1.00*    WF        1.24     BR        0.95     KK        0.93     
!   KP        0.99     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.511974Jy  sigma=0.006589
! Fit after  self-cal, rms=0.203628Jy  sigma=0.002279
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.001 mas, bmaj=4.338 mas, bpa=-36.47 degrees
! Estimated noise=446.112 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 (4.4, 0).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0269241 Jy
! Component: 100  -  total flux cleaned = 0.025844 Jy
! Total flux subtracted in 100 components = 0.025844 Jy
! Clean residual min=-0.016044 max=0.014403 Jy/beam
! Clean residual mean=-0.000111 rms=0.003486 Jy/beam
! Combined flux in latest and established models = 4.26592 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 42 components and 4.26592 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.199004Jy  sigma=0.002216
! Fit after  self-cal, rms=0.198567Jy  sigma=0.002210
! 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 = 0.00595744 Jy
! Component: 100  -  total flux cleaned = 0.00594138 Jy
! Total flux subtracted in 100 components = 0.00594138 Jy
! Clean residual min=-0.015291 max=0.011944 Jy/beam
! Clean residual mean=-0.000201 rms=0.003342 Jy/beam
! Combined flux in latest and established models = 4.27186 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 46 components and 4.27186 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.197101Jy  sigma=0.002194
! Fit after  self-cal, rms=0.151730Jy  sigma=0.001627
! Inverting map and beam 
! Estimated beam: bmin=3.005 mas, bmaj=4.338 mas, bpa=-36.37 degrees
! Estimated noise=446.646 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 = 0.00624878 Jy
! Component: 100  -  total flux cleaned = 0.00838857 Jy
! Total flux subtracted in 100 components = 0.00838857 Jy
! Clean residual min=-0.005359 max=0.006387 Jy/beam
! Clean residual mean=0.000167 rms=0.001327 Jy/beam
! Combined flux in latest and established models = 4.28025 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 53 components and 4.28025 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.150596Jy  sigma=0.001612
! Fit after  self-cal, rms=0.150534Jy  sigma=0.001612
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 4C39.25_S
! Writing UV FITS file: 4C39.25_S.uvf
! Writing 53 model components to file: 4C39.25_S.mod
! wwins: Wrote 2 windows to 4C39.25_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.005 x 4.338 at -36.37 degrees (North through East)
! Clean map  min=-0.0051263  max=3.7705 Jy/beam
! Writing clean map to FITS file: 4C39.25_S.fits
! Writing difmap environment to: 4C39.25_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 4C39.25_S]
device 4C39.25_Suv.ps/vps,1,2
! Attempting to open device: '4C39.25_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 4C39.25_Sim.ps/vps
! Attempting to open device: '4C39.25_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=3.005 mas, bmaj=4.338 mas, bpa=-36.37 degrees
! Estimated noise=446.646 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.005 x 4.338 at -36.37 degrees (North through East)
! Clean map  min=-0.0051263  max=3.7705 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 4C39.25_S.log closed on Mon Feb 12 19:03:08 2007