! Started logfile: 0519+142_S.log on Wed Oct 31 11:08:46 2007
observe 0519+142_S.edt
! Reading UV FITS file: 0519+142_S.edt
! AN table 1: 100 integrations on 105 of 105 possible baselines.
! AN table 2: 46 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.100457 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0519+142
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 970 lines of history.
! 
! Reading 6160 visibilities.
![@gonzo7-0.4 0519+142_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 1054 telescope corrections were flagged in sub-array 1.
!  A total of 445 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 1165 telescope corrections were flagged in sub-array 1.
!  A total of 445 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 1165 telescope corrections were flagged in sub-array 1.
!  A total of 445 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 1165 telescope corrections were flagged in sub-array 1.
!  A total of 445 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.814185Jy  sigma=0.008974
! Fit after  self-cal, rms=0.812850Jy  sigma=0.008893
! 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=4.325 mas, bmaj=11.16 mas, bpa=-18.49 degrees
! Estimated noise=1734.07 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 = 0.14438 Jy
! Total flux subtracted in 50 components = 0.14438 Jy
! Clean residual min=-0.015275 max=0.042213 Jy/beam
! Clean residual mean=-0.000309 rms=0.005347 Jy/beam
! Combined flux in latest and established models = 0.14438 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 5 components and 0.14438 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.132418Jy  sigma=0.001243
! Fit after  self-cal, rms=0.132412Jy  sigma=0.001243
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0388968 Jy
! Total flux subtracted in 50 components = 0.0388968 Jy
! Clean residual min=-0.009974 max=0.015888 Jy/beam
! Clean residual mean=-0.000111 rms=0.003197 Jy/beam
! Combined flux in latest and established models = 0.183277 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 25 components and 0.183277 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.121819Jy  sigma=0.001110
! Fit after  self-cal, rms=0.121805Jy  sigma=0.001110
! 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=6.841 mas, bmaj=12.36 mas, bpa=-22.27 degrees
! Estimated noise=882.415 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 = 0.0193304 Jy
! Component: 100  -  total flux cleaned = 0.0276656 Jy
! Total flux subtracted in 100 components = 0.0276656 Jy
! Clean residual min=-0.006292 max=0.007338 Jy/beam
! Clean residual mean=0.000044 rms=0.001901 Jy/beam
! Combined flux in latest and established models = 0.210942 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 45 model components to the UV plane model.
! The established model now contains 69 components and 0.210942 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.119062Jy  sigma=0.001080
! Fit after  self-cal, rms=0.119042Jy  sigma=0.001080
! 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 111 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.97     HH        1.00*    KB        1.00*    KP        1.19     
!   LA        0.93     MK        1.00*    NL        0.98     NY        1.00*    
!   OV        1.06     PT        0.79     SC        1.00*    TC        1.00*    
!   WF        1.08     WZ        1.00*    BR        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.07     HH        1.00*    KB        1.00*    KP        1.01     
!   LA        0.97     MK        1.05     NL        1.00*    NY        1.00*    
!   OV        0.90     PT        1.01     SC        1.00*    TC        1.00*    
!   WF        1.00*    WZ        1.00*    BR        1.08     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.98     HH        1.00*    KB        1.00*    KP        1.02     
!   LA        0.97     MK        1.00*    NL        0.97     NY        1.00*    
!   OV        1.03     PT        0.84     SC        1.00*    TC        1.00*    
!   WF        0.98     WZ        1.00*    BR        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.03     HH        1.00*    KB        1.00*    KP        0.99     
!   LA        0.95     MK        1.07     NL        1.00*    NY        1.00*    
!   OV        0.93     PT        0.99     SC        1.00*    TC        1.00*    
!   WF        1.00*    WZ        1.00*    BR        1.03     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.98     HH        1.00*    KB        1.00*    KP        1.11     
!   LA        0.93     MK        1.00*    NL        1.00     NY        1.00*    
!   OV        1.07     PT        0.83     SC        1.00*    TC        1.00*    
!   WF        0.98     WZ        1.00*    BR        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.05     HH        1.00*    KB        1.00*    KP        0.98     
!   LA        0.99     MK        0.93     NL        1.00*    NY        1.00*    
!   OV        0.98     PT        1.02     SC        1.00*    TC        1.00*    
!   WF        1.00*    WZ        1.00*    BR        1.08     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.99     HH        1.00*    KB        1.00*    KP        1.06     
!   LA        0.98     MK        1.00*    NL        1.02     NY        1.00*    
!   OV        1.04     PT        0.86     SC        1.00*    TC        1.00*    
!   WF        0.98     WZ        1.00*    BR        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.09     HH        1.00*    KB        1.00*    KP        0.91     
!   LA        1.00     MK        1.02     NL        1.00*    NY        1.00*    
!   OV        0.92     PT        1.02     SC        1.00*    TC        1.00*    
!   WF        1.00*    WZ        1.00*    BR        1.06     
! 
! 
! Fit before self-cal, rms=0.119042Jy  sigma=0.001080
! Fit after  self-cal, rms=0.115063Jy  sigma=0.001065
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=6.975 mas, bmaj=12.45 mas, bpa=-21.99 degrees
! Estimated noise=879.909 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 = 0.000206741 Jy
! Component: 100  -  total flux cleaned = 1.80138e-05 Jy
! Total flux subtracted in 100 components = 1.80138e-05 Jy
! Clean residual min=-0.004290 max=0.004618 Jy/beam
! Clean residual mean=0.000076 rms=0.001391 Jy/beam
! Combined flux in latest and established models = 0.21096 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 77 components and 0.21096 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.115044Jy  sigma=0.001065
! Fit after  self-cal, rms=0.115037Jy  sigma=0.001065
! 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 = 1.62121e-05 Jy
! Component: 100  -  total flux cleaned = 1.54977e-05 Jy
! Total flux subtracted in 100 components = 1.54977e-05 Jy
! Clean residual min=-0.004270 max=0.004668 Jy/beam
! Clean residual mean=0.000075 rms=0.001387 Jy/beam
! Combined flux in latest and established models = 0.210976 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 81 components and 0.210976 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.115029Jy  sigma=0.001065
! Fit after  self-cal, rms=0.115744Jy  sigma=0.001036
! Inverting map and beam 
! Estimated beam: bmin=7.028 mas, bmaj=12.44 mas, bpa=-22.44 degrees
! Estimated noise=883.798 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 = 0.00124778 Jy
! Component: 100  -  total flux cleaned = 0.00154411 Jy
! Total flux subtracted in 100 components = 0.00154411 Jy
! Clean residual min=-0.003140 max=0.003653 Jy/beam
! Clean residual mean=0.000013 rms=0.000907 Jy/beam
! Combined flux in latest and established models = 0.21252 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 89 components and 0.21252 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.115735Jy  sigma=0.001036
! Fit after  self-cal, rms=0.115740Jy  sigma=0.001036
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0519+142_S
! Writing UV FITS file: 0519+142_S.uvf
! Writing 89 model components to file: 0519+142_S.mod
! wwins: Wrote 1 windows to 0519+142_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 7.028 x 12.44 at -22.44 degrees (North through East)
! Clean map  min=-0.003113  max=0.18863 Jy/beam
! Writing clean map to FITS file: 0519+142_S.fits
! Writing difmap environment to: 0519+142_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0519+142_S]
device 0519+142_Suv.ps/vps,1,2
! Attempting to open device: '0519+142_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0519+142_Sim.ps/vps
! Attempting to open device: '0519+142_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=7.028 mas, bmaj=12.44 mas, bpa=-22.44 degrees
! Estimated noise=883.798 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 7.028 x 12.44 at -22.44 degrees (North through East)
! Clean map  min=-0.003113  max=0.18863 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0519+142_S.log closed on Wed Oct 31 11:09:03 2007