! Started logfile: 0528+134_X.log on Wed May 14 11:06:38 2008
observe 0528+134_X.edt
! Reading UV FITS file: 0528+134_X.edt
! AN table 1: 69 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.260206 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0528+134
! 
! 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 938 lines of history.
! 
! Reading 10988 visibilities.
![@gonzo8-0.1 0528+134_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 834 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 823 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 818 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 871 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.914184Jy  sigma=0.012944
! Fit after  self-cal, rms=0.914778Jy  sigma=0.012953
! 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=0.5233 mas, bmaj=1.385 mas, bpa=-13.22 degrees
! Estimated noise=1342.39 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 = 1.29263 Jy
! Total flux subtracted in 50 components = 1.29263 Jy
! Clean residual min=-0.076581 max=0.371822 Jy/beam
! Clean residual mean=-0.000694 rms=0.025984 Jy/beam
! Combined flux in latest and established models = 1.29263 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 1.29263 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.686900Jy  sigma=0.009875
! Fit after  self-cal, rms=0.686877Jy  sigma=0.009875
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.399255 Jy
! Total flux subtracted in 50 components = 0.399255 Jy
! Clean residual min=-0.048458 max=0.181062 Jy/beam
! Clean residual mean=-0.000439 rms=0.015903 Jy/beam
! Combined flux in latest and established models = 1.69189 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 6 components and 1.69189 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.427032Jy  sigma=0.006194
! Fit after  self-cal, rms=0.426285Jy  sigma=0.006190
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.200074 Jy
! Total flux subtracted in 50 components = 0.200074 Jy
! Clean residual min=-0.039078 max=0.119092 Jy/beam
! Clean residual mean=-0.000312 rms=0.011886 Jy/beam
! Combined flux in latest and established models = 1.89196 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 1.89196 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.322343Jy  sigma=0.004613
! Fit after  self-cal, rms=0.320992Jy  sigma=0.004603
! Inverting map 
! Added new window around map position (0.8, 0.9).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.130048 Jy
! Total flux subtracted in 50 components = 0.130048 Jy
! Clean residual min=-0.032988 max=0.102755 Jy/beam
! Clean residual mean=-0.000237 rms=0.009762 Jy/beam
! Combined flux in latest and established models = 2.02201 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 27 components and 2.02201 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.267465Jy  sigma=0.003763
! Fit after  self-cal, rms=0.263144Jy  sigma=0.003723
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0954456 Jy
! Total flux subtracted in 50 components = 0.0954456 Jy
! Clean residual min=-0.029013 max=0.077738 Jy/beam
! Clean residual mean=-0.000182 rms=0.008140 Jy/beam
! Combined flux in latest and established models = 2.11746 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 44 components and 2.11746 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.229007Jy  sigma=0.003152
! Fit after  self-cal, rms=0.226309Jy  sigma=0.003127
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0731059 Jy
! Total flux subtracted in 50 components = 0.0731059 Jy
! Clean residual min=-0.026313 max=0.059839 Jy/beam
! Clean residual mean=-0.000139 rms=0.007028 Jy/beam
! Combined flux in latest and established models = 2.19056 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 59 components and 2.19056 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.204016Jy  sigma=0.002728
! Fit after  self-cal, rms=0.202378Jy  sigma=0.002713
! 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=0.6203 mas, bmaj=1.635 mas, bpa=-12.95 degrees
! Estimated noise=712.404 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 = 0.0865777 Jy
! Component: 100  -  total flux cleaned = 0.141224 Jy
! Total flux subtracted in 100 components = 0.141224 Jy
! Clean residual min=-0.020431 max=0.049500 Jy/beam
! Clean residual mean=-0.000054 rms=0.006899 Jy/beam
! Combined flux in latest and established models = 2.33178 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 48 model components to the UV plane model.
! The established model now contains 96 components and 2.33178 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.173836Jy  sigma=0.002118
! Fit after  self-cal, rms=0.172179Jy  sigma=0.002100
! 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 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.99     GC        1.04     HH        1.00*    
!   HN        1.01     KK        1.08     KP        0.97     LA        0.96     
!   MC        1.00     MK        0.94     NL        0.99     NY        0.99     
!   ON        1.00     OV        0.97     PT        0.97     SC        1.00     
!   WF        0.97     WZ        1.06     
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.98     GC        1.05     HH        1.00*    
!   HN        0.99     KK        1.10     KP        0.98     LA        0.97     
!   MC        0.99     MK        0.97     NL        0.97     NY        1.00     
!   ON        1.02     OV        0.95     PT        0.99     SC        1.00     
!   WF        0.97     WZ        1.07     
! 
! 
! Correcting IF 3.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00     GC        1.05     HH        1.00*    
!   HN        0.99     KK        1.10     KP        1.00     LA        0.97     
!   MC        1.01     MK        0.91     NL        0.98     NY        1.01     
!   ON        1.03     OV        0.97     PT        0.99     SC        1.01     
!   WF        1.05     WZ        1.05     
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.98     GC        1.10     HH        1.00*    
!   HN        0.96     KK        1.08     KP        0.98     LA        0.98     
!   MC        1.07     MK        0.88     NL        1.00     NY        1.01     
!   ON        1.00     OV        0.96     PT        1.00     SC        1.07     
!   WF        1.06     WZ        1.02     
! 
! 
! Fit before self-cal, rms=0.172179Jy  sigma=0.002100
! Fit after  self-cal, rms=0.155969Jy  sigma=0.001785
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.6287 mas, bmaj=1.65 mas, bpa=-13.02 degrees
! Estimated noise=705.909 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 = 0.0175364 Jy
! Component: 100  -  total flux cleaned = 0.0199369 Jy
! Total flux subtracted in 100 components = 0.0199369 Jy
! Clean residual min=-0.021302 max=0.027614 Jy/beam
! Clean residual mean=0.000063 rms=0.005050 Jy/beam
! Combined flux in latest and established models = 2.35172 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 108 components and 2.35172 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.153073Jy  sigma=0.001719
! Fit after  self-cal, rms=0.152673Jy  sigma=0.001714
! 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 = 0.00366707 Jy
! Component: 100  -  total flux cleaned = 0.00445926 Jy
! Total flux subtracted in 100 components = 0.00445926 Jy
! Clean residual min=-0.020575 max=0.026363 Jy/beam
! Clean residual mean=0.000066 rms=0.004912 Jy/beam
! Combined flux in latest and established models = 2.35618 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 116 components and 2.35618 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.151513Jy  sigma=0.001695
! Fit after  self-cal, rms=0.123710Jy  sigma=0.001319
! Inverting map and beam 
! Estimated beam: bmin=0.6289 mas, bmaj=1.647 mas, bpa=-12.95 degrees
! Estimated noise=706.921 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 (1.1, 3.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0249949 Jy
! Component: 100  -  total flux cleaned = 0.0358507 Jy
! Total flux subtracted in 100 components = 0.0358507 Jy
! Clean residual min=-0.007618 max=0.011762 Jy/beam
! Clean residual mean=0.000026 rms=0.002094 Jy/beam
! Combined flux in latest and established models = 2.39203 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 139 components and 2.39203 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.119673Jy  sigma=0.001240
! Fit after  self-cal, rms=0.119346Jy  sigma=0.001233
! Inverting map 
! Added new window around map position (2.5, 3.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00999037 Jy
! Component: 100  -  total flux cleaned = 0.0148704 Jy
! Total flux subtracted in 100 components = 0.0148704 Jy
! Clean residual min=-0.006985 max=0.009638 Jy/beam
! Clean residual mean=0.000028 rms=0.001780 Jy/beam
! Combined flux in latest and established models = 2.4069 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 151 components and 2.4069 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.118183Jy  sigma=0.001213
! Fit after  self-cal, rms=0.118042Jy  sigma=0.001211
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0528+134_X
! Writing UV FITS file: 0528+134_X.uvf
! Writing 151 model components to file: 0528+134_X.mod
! wwins: Wrote 4 windows to 0528+134_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6289 x 1.647 at -12.95 degrees (North through East)
! Clean map  min=-0.00663  max=1.6894 Jy/beam
! Writing clean map to FITS file: 0528+134_X.fits
! Writing difmap environment to: 0528+134_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0528+134_X]
device 0528+134_Xuv.ps/vps,1,2
! Attempting to open device: '0528+134_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0528+134_Xim.ps/vps
! Attempting to open device: '0528+134_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=0.6289 mas, bmaj=1.647 mas, bpa=-12.95 degrees
! Estimated noise=706.921 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6289 x 1.647 at -12.95 degrees (North through East)
! Clean map  min=-0.00663  max=1.6894 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0528+134_X.log closed on Wed May 14 11:06:50 2008