! Started logfile: J0854+2006_S.log on Fri Apr 27 22:17:50 2007
observe J0854+2006_S.edt
! Reading UV FITS file: J0854+2006_S.edt
! AN table 1: 82 integrations on 153 of 153 possible baselines.
! AN table 2: 113 integrations on 153 of 153 possible baselines.
! AN table 3: 65 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.257265 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: J0854+20
! 
! 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 40936 visibilities.
![@gonzo9-0.4 J0854+2006_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 = 9.0
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 1018 telescope corrections were flagged in sub-array 1.
!  A total of 869 telescope corrections were flagged in sub-array 2.
!  A total of 628 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 1013 telescope corrections were flagged in sub-array 1.
!  A total of 872 telescope corrections were flagged in sub-array 2.
!  A total of 629 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 973 telescope corrections were flagged in sub-array 1.
!  A total of 869 telescope corrections were flagged in sub-array 2.
!  A total of 628 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 1019 telescope corrections were flagged in sub-array 1.
!  A total of 872 telescope corrections were flagged in sub-array 2.
!  A total of 629 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.380473Jy  sigma=0.006513
! Fit after  self-cal, rms=0.380543Jy  sigma=0.006517
! 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=2.073 mas, bmaj=3.587 mas, bpa=1.876 degrees
! Estimated noise=519.074 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 = 0.968271 Jy
! Total flux subtracted in 50 components = 0.968271 Jy
! Clean residual min=-0.060723 max=0.270321 Jy/beam
! Clean residual mean=-0.000273 rms=0.012169 Jy/beam
! Combined flux in latest and established models = 0.968271 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 0.968271 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.406601Jy  sigma=0.006960
! Fit after  self-cal, rms=0.406601Jy  sigma=0.006960
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.223569 Jy
! Total flux subtracted in 50 components = 0.223569 Jy
! Clean residual min=-0.041477 max=0.086696 Jy/beam
! Clean residual mean=-0.000160 rms=0.006862 Jy/beam
! Combined flux in latest and established models = 1.19184 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 6 components and 1.19184 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.250502Jy  sigma=0.004276
! Fit after  self-cal, rms=0.250367Jy  sigma=0.004275
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0951763 Jy
! Total flux subtracted in 50 components = 0.0951763 Jy
! Clean residual min=-0.031513 max=0.043374 Jy/beam
! Clean residual mean=-0.000112 rms=0.005444 Jy/beam
! Combined flux in latest and established models = 1.28702 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 7 components and 1.28702 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.205562Jy  sigma=0.003469
! Fit after  self-cal, rms=0.205160Jy  sigma=0.003465
! 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=2.643 mas, bmaj=4.603 mas, bpa=-2.504 degrees
! Estimated noise=230.343 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 = 0.0854257 Jy
! Component: 100  -  total flux cleaned = 0.128335 Jy
! Total flux subtracted in 100 components = 0.128335 Jy
! Clean residual min=-0.024650 max=0.050305 Jy/beam
! Clean residual mean=-0.000333 rms=0.005982 Jy/beam
! Combined flux in latest and established models = 1.41535 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 26 components and 1.41535 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.173709Jy  sigma=0.002881
! Fit after  self-cal, rms=0.173376Jy  sigma=0.002878
! Inverting map 
! Added new window around map position (-3.6, -1.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0448323 Jy
! Component: 100  -  total flux cleaned = 0.0658286 Jy
! Total flux subtracted in 100 components = 0.0658286 Jy
! Clean residual min=-0.021824 max=0.025376 Jy/beam
! Clean residual mean=-0.000143 rms=0.004509 Jy/beam
! Combined flux in latest and established models = 1.48118 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 36 components and 1.48118 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.162922Jy  sigma=0.002701
! Fit after  self-cal, rms=0.161440Jy  sigma=0.002679
! 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:
!   FD        1.12     GC        1.08     HH        1.00*    HN        0.96     
!   LA        1.12     MC        1.25     MK        1.00*    NY        1.03     
!   ON        1.00*    OV        1.02     PT        0.97     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.92     KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.13     GC        0.97     HH        1.00*    HN        0.96     
!   LA        1.10     MC        1.00*    MK        0.96     NY        1.03     
!   ON        1.00*    OV        1.02     PT        0.98     SC        1.00*    
!   TS        1.02     WF        1.00*    BR        0.93     KK        0.92     
!   KP        0.96     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.13     GC        0.95     HH        1.00*    HN        1.00*    
!   LA        1.11     MC        1.00*    MK        0.89     NY        1.07     
!   ON        1.00*    OV        1.01     PT        0.97     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.93     KK        1.00*    
!   KP        0.94     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.97     GC        1.07     HH        1.00*    HN        0.94     
!   LA        1.07     MC        1.22     MK        1.00*    NY        0.97     
!   ON        1.00*    OV        1.03     PT        0.95     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.98     KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.98     GC        0.95     HH        1.00*    HN        0.96     
!   LA        1.06     MC        1.00*    MK        1.04     NY        1.01     
!   ON        1.00*    OV        1.05     PT        0.96     SC        1.00*    
!   TS        0.99     WF        1.00*    BR        1.01     KK        0.90     
!   KP        1.00     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00     GC        0.93     HH        1.00*    HN        1.00*    
!   LA        1.08     MC        1.00*    MK        0.98     NY        1.04     
!   ON        1.00*    OV        1.04     PT        0.97     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.99     KK        1.00*    
!   KP        0.98     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.91     GC        1.11     HH        1.00*    HN        1.19     
!   LA        0.91     MC        1.02     MK        1.00*    NY        0.97     
!   ON        1.00*    OV        1.01     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.99     KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.93     GC        1.03     HH        1.00*    HN        1.24     
!   LA        0.95     MC        1.00*    MK        1.01     NY        1.05     
!   ON        1.00*    OV        1.05     PT        1.08     SC        1.00*    
!   TS        1.00     WF        1.00*    BR        1.04     KK        0.93     
!   KP        1.02     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.94     GC        1.00     HH        1.00*    HN        1.00*    
!   LA        0.94     MC        1.00*    MK        0.95     NY        1.06     
!   ON        1.00*    OV        1.04     PT        1.07     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        1.03     KK        1.00*    
!   KP        1.01     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.83     GC        1.22     HH        1.00*    HN        1.12     
!   LA        0.77     MC        1.00*    MK        1.00*    NY        1.04     
!   ON        1.00*    OV        0.93     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.98     KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.84     GC        1.11     HH        1.00*    HN        1.13     
!   LA        0.77     MC        1.00*    MK        0.99     NY        1.11     
!   ON        1.00*    OV        0.93     PT        1.07     SC        1.00*    
!   TS        1.01     WF        1.00*    BR        0.99     KK        0.96     
!   KP        1.02     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.84     GC        1.08     HH        1.00*    HN        1.00*    
!   LA        0.77     MC        1.00*    MK        0.94     NY        1.11     
!   ON        1.00*    OV        0.91     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.00*    BR        0.97     KK        1.00*    
!   KP        1.01     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.161440Jy  sigma=0.002679
! Fit after  self-cal, rms=0.093028Jy  sigma=0.001381
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.651 mas, bmaj=4.629 mas, bpa=-2.753 degrees
! Estimated noise=229.805 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 = 0.0113248 Jy
! Component: 100  -  total flux cleaned = 0.0121121 Jy
! Total flux subtracted in 100 components = 0.0121121 Jy
! Clean residual min=-0.004865 max=0.008587 Jy/beam
! Clean residual mean=0.000010 rms=0.001040 Jy/beam
! Combined flux in latest and established models = 1.49329 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 47 components and 1.49329 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.091356Jy  sigma=0.001349
! Fit after  self-cal, rms=0.091097Jy  sigma=0.001345
! Inverting map 
! Added new window around map position (-14, -4.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00628923 Jy
! Component: 100  -  total flux cleaned = 0.00799843 Jy
! Total flux subtracted in 100 components = 0.00799843 Jy
! Clean residual min=-0.004507 max=0.005303 Jy/beam
! Clean residual mean=0.000021 rms=0.000816 Jy/beam
! Combined flux in latest and established models = 1.50129 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 59 components and 1.50129 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.090412Jy  sigma=0.001330
! Fit after  self-cal, rms=0.090356Jy  sigma=0.001329
! 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 = 0.000942619 Jy
! Component: 100  -  total flux cleaned = 0.00148771 Jy
! Total flux subtracted in 100 components = 0.00148771 Jy
! Clean residual min=-0.004215 max=0.004521 Jy/beam
! Clean residual mean=0.000021 rms=0.000764 Jy/beam
! Combined flux in latest and established models = 1.50278 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 67 components and 1.50278 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.090122Jy  sigma=0.001324
! Fit after  self-cal, rms=0.086064Jy  sigma=0.001239
! Inverting map and beam 
! Estimated beam: bmin=2.649 mas, bmaj=4.626 mas, bpa=-2.823 degrees
! Estimated noise=229.784 mJy/beam.
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00408279 Jy
! Component: 100  -  total flux cleaned = 0.0047944 Jy
! Total flux subtracted in 100 components = 0.0047944 Jy
! Clean residual min=-0.003095 max=0.003525 Jy/beam
! Clean residual mean=0.000006 rms=0.000585 Jy/beam
! Combined flux in latest and established models = 1.50757 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 78 components and 1.50757 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085769Jy  sigma=0.001234
! Fit after  self-cal, rms=0.085372Jy  sigma=0.001226
! Inverting map and beam 
! Estimated beam: bmin=2.648 mas, bmaj=4.625 mas, bpa=-2.851 degrees
! Estimated noise=229.807 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 = 0.00249804 Jy
! Component: 100  -  total flux cleaned = 0.00320386 Jy
! Total flux subtracted in 100 components = 0.00320386 Jy
! Clean residual min=-0.002894 max=0.002808 Jy/beam
! Clean residual mean=0.000006 rms=0.000518 Jy/beam
! Combined flux in latest and established models = 1.51078 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 83 components and 1.51078 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085198Jy  sigma=0.001223
! Fit after  self-cal, rms=0.085183Jy  sigma=0.001222
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save J0854+2006_S
! Writing UV FITS file: J0854+2006_S.uvf
! Writing 83 model components to file: J0854+2006_S.mod
! wwins: Wrote 3 windows to J0854+2006_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.648 x 4.625 at -2.851 degrees (North through East)
! Clean map  min=-0.002778  max=1.2776 Jy/beam
! Writing clean map to FITS file: J0854+2006_S.fits
! Writing difmap environment to: J0854+2006_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot J0854+2006_S]
device J0854+2006_Suv.ps/vps,1,2
! Attempting to open device: 'J0854+2006_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device J0854+2006_Sim.ps/vps
! Attempting to open device: 'J0854+2006_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=2.648 mas, bmaj=4.625 mas, bpa=-2.851 degrees
! Estimated noise=229.807 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.648 x 4.625 at -2.851 degrees (North through East)
! Clean map  min=-0.002778  max=1.2776 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo9-0.4]
quit
! Quitting program
! Log file J0854+2006_S.log closed on Fri Apr 27 22:18:27 2007