! Started logfile: 0201+113_X.log on Thu Feb 14 23:18:24 2008
observe 0201+113_X.edt
! Reading UV FITS file: 0201+113_X.edt
! AN table 1: 43 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.601744 visibilities/baseline/integration-bin.
! Found source: 0201+113
! 
! 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 1222 lines of history.
! 
! Reading 14076 visibilities.
![@gonzo8-0.1 0201+113_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 170 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 171 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 170 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 171 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.528408Jy  sigma=0.008724
! Fit after  self-cal, rms=0.526079Jy  sigma=0.008649
! 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=0.6518 mas, bmaj=1.159 mas, bpa=-7.908 degrees
! Estimated noise=880.575 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 = 0.360946 Jy
! Total flux subtracted in 50 components = 0.360946 Jy
! Clean residual min=-0.028806 max=0.101824 Jy/beam
! Clean residual mean=0.000254 rms=0.010482 Jy/beam
! Combined flux in latest and established models = 0.360946 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 0.360946 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.201049Jy  sigma=0.003817
! Fit after  self-cal, rms=0.201121Jy  sigma=0.003817
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.10855 Jy
! Total flux subtracted in 50 components = 0.10855 Jy
! Clean residual min=-0.016787 max=0.050535 Jy/beam
! Clean residual mean=0.000173 rms=0.006305 Jy/beam
! Combined flux in latest and established models = 0.469497 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 12 components and 0.469497 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.137803Jy  sigma=0.002454
! Fit after  self-cal, rms=0.136035Jy  sigma=0.002438
! Inverting map 
! Added new window around map position (-0.6, 1.1).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0604613 Jy
! Total flux subtracted in 50 components = 0.0604613 Jy
! Clean residual min=-0.012319 max=0.030022 Jy/beam
! Clean residual mean=0.000129 rms=0.004185 Jy/beam
! Combined flux in latest and established models = 0.529958 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 0.529958 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108656Jy  sigma=0.001806
! Fit after  self-cal, rms=0.107098Jy  sigma=0.001791
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0372496 Jy
! Total flux subtracted in 50 components = 0.0372496 Jy
! Clean residual min=-0.009495 max=0.018786 Jy/beam
! Clean residual mean=0.000102 rms=0.002940 Jy/beam
! Combined flux in latest and established models = 0.567208 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 24 components and 0.567208 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.094233Jy  sigma=0.001468
! Fit after  self-cal, rms=0.093538Jy  sigma=0.001461
! 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=0.7648 mas, bmaj=1.616 mas, bpa=-6.651 degrees
! Estimated noise=400.275 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 = 0.0346465 Jy
! Component: 100  -  total flux cleaned = 0.0530744 Jy
! Total flux subtracted in 100 components = 0.0530744 Jy
! Clean residual min=-0.004922 max=0.010889 Jy/beam
! Clean residual mean=0.000312 rms=0.001900 Jy/beam
! Combined flux in latest and established models = 0.620282 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 47 components and 0.620282 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.083473Jy  sigma=0.001166
! Fit after  self-cal, rms=0.083118Jy  sigma=0.001161
! 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:
!   BR        0.99     FD        0.98     GC        1.03     HN        0.99     
!   KK        1.01     KP        0.98     LA        0.98     MC        1.00*    
!   MK        1.01     NL        0.99     NY        1.04     ON        1.00*    
!   OV        0.99     PT        0.98     SC        1.02     WF        0.99     
!   WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.98     GC        1.03     HN        0.99     
!   KK        1.02     KP        0.98     LA        0.98     MC        1.00*    
!   MK        1.01     NL        0.99     NY        1.05     ON        1.00*    
!   OV        0.99     PT        0.98     SC        1.02     WF        1.00     
!   WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.98     GC        1.02     HN        1.00     
!   KK        1.01     KP        0.98     LA        0.98     MC        1.00*    
!   MK        1.01     NL        0.99     NY        1.03     ON        1.00*    
!   OV        0.99     PT        0.98     SC        1.02     WF        1.01     
!   WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.98     GC        1.01     HN        1.00     
!   KK        1.01     KP        0.98     LA        0.98     MC        1.00*    
!   MK        1.01     NL        1.00     NY        1.04     ON        1.00*    
!   OV        0.99     PT        0.98     SC        1.01     WF        1.01     
!   WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.083118Jy  sigma=0.001161
! Fit after  self-cal, rms=0.082483Jy  sigma=0.001125
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7705 mas, bmaj=1.634 mas, bpa=-6.658 degrees
! Estimated noise=394.427 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 = 0.00538533 Jy
! Component: 100  -  total flux cleaned = 0.00577496 Jy
! Total flux subtracted in 100 components = 0.00577496 Jy
! Clean residual min=-0.003503 max=0.005612 Jy/beam
! Clean residual mean=0.000272 rms=0.000968 Jy/beam
! Combined flux in latest and established models = 0.626057 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 53 components and 0.626057 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082121Jy  sigma=0.001116
! Fit after  self-cal, rms=0.082051Jy  sigma=0.001115
! 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)
! Added new window around map position (-2.3, 0.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0057213 Jy
! Component: 100  -  total flux cleaned = 0.00683572 Jy
! Total flux subtracted in 100 components = 0.00683572 Jy
! Clean residual min=-0.003227 max=0.003872 Jy/beam
! Clean residual mean=0.000247 rms=0.000855 Jy/beam
! Combined flux in latest and established models = 0.632893 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 61 components and 0.632893 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081621Jy  sigma=0.001108
! Fit after  self-cal, rms=0.081045Jy  sigma=0.001102
! Inverting map and beam 
! Estimated beam: bmin=0.7689 mas, bmaj=1.632 mas, bpa=-6.673 degrees
! Estimated noise=394.434 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 = 0.00338255 Jy
! Component: 100  -  total flux cleaned = 0.00417978 Jy
! Total flux subtracted in 100 components = 0.00417978 Jy
! Clean residual min=-0.002590 max=0.003438 Jy/beam
! Clean residual mean=0.000210 rms=0.000754 Jy/beam
! Combined flux in latest and established models = 0.637073 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 75 components and 0.637073 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.080862Jy  sigma=0.001099
! Fit after  self-cal, rms=0.080848Jy  sigma=0.001099
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0201+113_X
! Writing UV FITS file: 0201+113_X.uvf
! Writing 75 model components to file: 0201+113_X.mod
! wwins: Wrote 3 windows to 0201+113_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7689 x 1.632 at -6.673 degrees (North through East)
! Clean map  min=-0.0025972  max=0.4864 Jy/beam
! Writing clean map to FITS file: 0201+113_X.fits
! Writing difmap environment to: 0201+113_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0201+113_X]
device 0201+113_Xuv.ps/vps,1,2
! Attempting to open device: '0201+113_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0201+113_Xim.ps/vps
! Attempting to open device: '0201+113_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=0.7689 mas, bmaj=1.632 mas, bpa=-6.673 degrees
! Estimated noise=394.434 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7689 x 1.632 at -6.673 degrees (North through East)
! Clean map  min=-0.0025972  max=0.4864 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0201+113_X.log closed on Thu Feb 14 23:18:29 2008