! Started logfile: 3C120_X.log on Mon Apr 20 00:33:52 2009
observe 3C120_X.edt2
! Reading UV FITS file: 3C120_X.edt2
! AN table 1: 101 integrations on 190 of 190 possible baselines.
! AN table 2: 14 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.177666 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 3C120
! 
! 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 1495 lines of history.
! 
! Reading 15528 visibilities.
![@gonzo7-0.1 3C120_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 = 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 0.100x0.100 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 1486 telescope corrections were flagged in sub-array 1.
!  A total of 280 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 1499 telescope corrections were flagged in sub-array 1.
!  A total of 280 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 1533 telescope corrections were flagged in sub-array 1.
!  A total of 280 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 1498 telescope corrections were flagged in sub-array 1.
!  A total of 280 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.775534Jy  sigma=11.300765
! Fit after  self-cal, rms=0.763934Jy  sigma=11.413869
! 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=0.5523 mas, bmaj=1.097 mas, bpa=-0.7155 degrees
! Estimated noise=0.999421 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 = 0.334119 Jy
! Total flux subtracted in 50 components = 0.334119 Jy
! Clean residual min=-0.052121 max=0.155428 Jy/beam
! Clean residual mean=0.001511 rms=0.017606 Jy/beam
! Combined flux in latest and established models = 0.334119 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 0.334119 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.630214Jy  sigma=8.527728
! Fit after  self-cal, rms=0.630121Jy  sigma=8.526711
! Inverting map 
! Added new window around map position (-0.8, -0.5).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.160422 Jy
! Total flux subtracted in 50 components = 0.160422 Jy
! Clean residual min=-0.044060 max=0.144092 Jy/beam
! Clean residual mean=0.001376 rms=0.015319 Jy/beam
! Combined flux in latest and established models = 0.49454 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 19 components and 0.49454 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.573267Jy  sigma=7.660365
! Fit after  self-cal, rms=0.572236Jy  sigma=7.637896
! Inverting map 
! Added new window around map position (-2.6, -1.9).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.144088 Jy
! Total flux subtracted in 50 components = 0.144088 Jy
! Clean residual min=-0.040402 max=0.110500 Jy/beam
! Clean residual mean=0.001247 rms=0.013053 Jy/beam
! Combined flux in latest and established models = 0.638628 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 32 components and 0.638628 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.521995Jy  sigma=6.874023
! Fit after  self-cal, rms=0.519282Jy  sigma=6.812609
! Inverting map 
! Added new window around map position (-1.7, -1.3).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.123252 Jy
! Total flux subtracted in 50 components = 0.123252 Jy
! Clean residual min=-0.034968 max=0.080092 Jy/beam
! Clean residual mean=0.001134 rms=0.011035 Jy/beam
! Combined flux in latest and established models = 0.76188 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 47 components and 0.76188 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.476735Jy  sigma=6.165532
! Fit after  self-cal, rms=0.475376Jy  sigma=6.129767
! Inverting map 
! Added new window around map position (-3.4, -1.6).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.10041 Jy
! Total flux subtracted in 50 components = 0.10041 Jy
! Clean residual min=-0.030184 max=0.059887 Jy/beam
! Clean residual mean=0.001044 rms=0.009668 Jy/beam
! Combined flux in latest and established models = 0.86229 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 64 components and 0.86229 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.442131Jy  sigma=5.628994
! Fit after  self-cal, rms=0.441497Jy  sigma=5.607771
! 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=0.663 mas, bmaj=1.245 mas, bpa=-6.874 degrees
! Estimated noise=0.663489 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 = 0.168937 Jy
! Component: 100  -  total flux cleaned = 0.294242 Jy
! Total flux subtracted in 100 components = 0.294242 Jy
! Clean residual min=-0.030407 max=0.093415 Jy/beam
! Clean residual mean=0.008218 rms=0.014208 Jy/beam
! Combined flux in latest and established models = 1.15653 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 65 model components to the UV plane model.
! The established model now contains 120 components and 1.15653 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.360448Jy  sigma=4.413313
! Fit after  self-cal, rms=0.359626Jy  sigma=4.362513
! Inverting map 
! Added new window around map position (-5.6, -2.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.110899 Jy
! Component: 100  -  total flux cleaned = 0.196908 Jy
! Total flux subtracted in 100 components = 0.196908 Jy
! Clean residual min=-0.023828 max=0.076980 Jy/beam
! Clean residual mean=0.006560 rms=0.010977 Jy/beam
! Combined flux in latest and established models = 1.35344 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 53 model components to the UV plane model.
! The established model now contains 165 components and 1.35344 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.316108Jy  sigma=3.713534
! Fit after  self-cal, rms=0.314442Jy  sigma=3.665964
! Inverting map 
! Added new window around map position (-7.3, -2.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0873239 Jy
! Component: 100  -  total flux cleaned = 0.154265 Jy
! Total flux subtracted in 100 components = 0.154265 Jy
! Clean residual min=-0.019909 max=0.056173 Jy/beam
! Clean residual mean=0.005260 rms=0.008475 Jy/beam
! Combined flux in latest and established models = 1.5077 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 51 model components to the UV plane model.
! The established model now contains 204 components and 1.5077 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.283930Jy  sigma=3.199450
! Fit after  self-cal, rms=0.282793Jy  sigma=3.163695
! Inverting map 
! Added new window around map position (-4.3, -1.9).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0656402 Jy
! Component: 100  -  total flux cleaned = 0.116294 Jy
! Total flux subtracted in 100 components = 0.116294 Jy
! Clean residual min=-0.016728 max=0.043835 Jy/beam
! Clean residual mean=0.004269 rms=0.006806 Jy/beam
! Combined flux in latest and established models = 1.624 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 232 components and 1.624 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.263382Jy  sigma=2.870332
! Fit after  self-cal, rms=0.263225Jy  sigma=2.849726
! 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 39 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        0.93     GC        0.96     HH        1.12     
!   HN        1.01     KK        0.76     KP        0.95     LA        0.80     
!   MA        0.97     MC        0.98     MK        1.00     NL        1.18     
!   NY        0.94     ON        1.21     OV        1.02     PT        0.96     
!   SC        0.93     TS        1.00*    WF        0.80     WZ        0.82     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MC        0.00*    MK        0.00*    NL        0.00*    
!   NY        0.00*    ON        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 2.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.90     FD        0.98     GC        0.90     HH        1.06     
!   HN        0.99     KK        0.76     KP        0.97     LA        0.84     
!   MA        0.91     MC        0.96     MK        1.00     NL        1.18     
!   NY        0.95     ON        1.21     OV        1.03     PT        0.94     
!   SC        2.35     TS        1.00*    WF        0.80     WZ        0.83     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MC        0.00*    MK        0.00*    NL        0.00*    
!   NY        0.00*    ON        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 3.
!  A total of 36 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.94     FD        0.96     GC        1.06     HH        1.06     
!   HN        1.05     KK        0.73     KP        0.97     LA        0.83     
!   MA        0.84     MC        0.95     MK        1.04     NL        1.18     
!   NY        0.99     ON        1.92     OV        1.02     PT        0.95     
!   SC        0.83     TS        1.00*    WF        0.82     WZ        0.61     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MC        0.00*    MK        0.00*    NL        0.00*    
!   NY        0.00*    ON        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.87     FD        0.98     GC        0.95     HH        1.22     
!   HN        0.99     KK        0.83     KP        0.97     LA        0.86     
!   MA        0.88     MC        0.90     MK        0.95     NL        1.27     
!   NY        1.01     ON        1.16     OV        1.02     PT        0.96     
!   SC        0.93     TS        1.00*    WF        0.78     WZ        0.83     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MA        0.00*    MC        0.00*    MK        0.00*    NL        0.00*    
!   NY        0.00*    ON        0.00*    OV        0.00*    PT        0.00*    
!   SC        0.00*    TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Fit before self-cal, rms=0.263225Jy  sigma=2.849726
! Fit after  self-cal, rms=0.214147Jy  sigma=2.113954
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.6438 mas, bmaj=1.35 mas, bpa=-7.105 degrees
! Estimated noise=0.625768 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 = 0.0161766 Jy
! Component: 100  -  total flux cleaned = 0.0275673 Jy
! Total flux subtracted in 100 components = 0.0275673 Jy
! Clean residual min=-0.012337 max=0.017785 Jy/beam
! Clean residual mean=0.000715 rms=0.003090 Jy/beam
! Combined flux in latest and established models = 1.65157 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 28 model components to the UV plane model.
! The established model now contains 258 components and 1.65157 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.210093Jy  sigma=2.048007
! Fit after  self-cal, rms=0.210083Jy  sigma=2.038685
! 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 = 0.0101092 Jy
! Component: 100  -  total flux cleaned = 0.0192745 Jy
! Total flux subtracted in 100 components = 0.0192745 Jy
! Clean residual min=-0.012212 max=0.014674 Jy/beam
! Clean residual mean=0.000522 rms=0.002852 Jy/beam
! Combined flux in latest and established models = 1.67084 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 269 components and 1.67084 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.207890Jy  sigma=2.008950
! Fit after  self-cal, rms=0.202564Jy  sigma=1.864369
! Inverting map and beam 
! Estimated beam: bmin=0.6505 mas, bmaj=1.346 mas, bpa=-7.061 degrees
! Estimated noise=0.62682 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 (-8.9, -2.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00975489 Jy
! Component: 100  -  total flux cleaned = 0.0172671 Jy
! Total flux subtracted in 100 components = 0.0172671 Jy
! Clean residual min=-0.006981 max=0.011694 Jy/beam
! Clean residual mean=0.000369 rms=0.002122 Jy/beam
! Combined flux in latest and established models = 1.68811 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 291 components and 1.68811 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.200962Jy  sigma=1.845920
! Fit after  self-cal, rms=0.201126Jy  sigma=1.840577
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 3C120_X
! Writing UV FITS file: 3C120_X.uvf
! Writing 291 model components to file: 3C120_X.mod
! wwins: Wrote 9 windows to 3C120_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6505 x 1.346 at -7.061 degrees (North through East)
! Clean map  min=-0.0067748  max=0.34817 Jy/beam
! Writing clean map to FITS file: 3C120_X.fits
! Writing difmap environment to: 3C120_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 3C120_X]
device 3C120_Xuv.ps/vps,1,2
! Attempting to open device: '3C120_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 3C120_Xim.ps/vps
! Attempting to open device: '3C120_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=0.6505 mas, bmaj=1.346 mas, bpa=-7.061 degrees
! Estimated noise=0.62682 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6505 x 1.346 at -7.061 degrees (North through East)
! Clean map  min=-0.0067748  max=0.34817 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 3C120_X.log closed on Mon Apr 20 00:34:03 2009