! Started logfile: 0003-066_X.log on Wed Jul 13 15:46:44 2005
observe 0003-066_X.edt
! Reading UV FITS file: 0003-066_X.edt
! AN table 1: 197 integrations on 171 of 171 possible baselines.
! AN table 2: 36 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.116382 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0003-066
! 
! 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 1818 lines of history.
! 
! Reading 18548 visibilities.
![@gonzo8-0.1 0003-066_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 3184 telescope corrections were flagged in sub-array 1.
!  A total of 454 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 3183 telescope corrections were flagged in sub-array 1.
!  A total of 454 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 3182 telescope corrections were flagged in sub-array 1.
!  A total of 454 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 3177 telescope corrections were flagged in sub-array 1.
!  A total of 454 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.880886Jy  sigma=0.014609
! Fit after  self-cal, rms=0.882640Jy  sigma=0.014663
! 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=0.5227 mas, bmaj=1.042 mas, bpa=3.322 degrees
! Estimated noise=1023.88 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 = 1.25826 Jy
! Total flux subtracted in 50 components = 1.25826 Jy
! Clean residual min=-0.067489 max=0.374197 Jy/beam
! Clean residual mean=0.000085 rms=0.022176 Jy/beam
! Combined flux in latest and established models = 1.25826 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 7 components and 1.25826 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.675022Jy  sigma=0.011149
! Fit after  self-cal, rms=0.674869Jy  sigma=0.011148
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.362427 Jy
! Total flux subtracted in 50 components = 0.362427 Jy
! Clean residual min=-0.038629 max=0.158678 Jy/beam
! Clean residual mean=0.000118 rms=0.013139 Jy/beam
! Combined flux in latest and established models = 1.62068 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 16 components and 1.62068 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.432351Jy  sigma=0.006977
! Fit after  self-cal, rms=0.430724Jy  sigma=0.006962
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.177129 Jy
! Total flux subtracted in 50 components = 0.177129 Jy
! Clean residual min=-0.031421 max=0.107680 Jy/beam
! Clean residual mean=0.000129 rms=0.009759 Jy/beam
! Combined flux in latest and established models = 1.79781 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 21 components and 1.79781 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.336463Jy  sigma=0.005275
! Fit after  self-cal, rms=0.335594Jy  sigma=0.005268
! Inverting map 
! Added new window around map position (-1, 0.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.117582 Jy
! Total flux subtracted in 50 components = 0.117582 Jy
! Clean residual min=-0.025900 max=0.062155 Jy/beam
! Clean residual mean=0.000135 rms=0.007738 Jy/beam
! Combined flux in latest and established models = 1.9154 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 29 components and 1.91539 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.280616Jy  sigma=0.004245
! Fit after  self-cal, rms=0.278034Jy  sigma=0.004224
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0842976 Jy
! Total flux subtracted in 50 components = 0.0842976 Jy
! Clean residual min=-0.022102 max=0.046166 Jy/beam
! Clean residual mean=0.000138 rms=0.006323 Jy/beam
! Combined flux in latest and established models = 1.99969 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 34 components and 1.99969 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.242942Jy  sigma=0.003559
! Fit after  self-cal, rms=0.241578Jy  sigma=0.003548
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0623418 Jy
! Total flux subtracted in 50 components = 0.0623418 Jy
! Clean residual min=-0.020402 max=0.034307 Jy/beam
! Clean residual mean=0.000140 rms=0.005409 Jy/beam
! Combined flux in latest and established models = 2.06203 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 37 components and 2.06203 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.218916Jy  sigma=0.003111
! Fit after  self-cal, rms=0.218086Jy  sigma=0.003104
! 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=0.7163 mas, bmaj=1.389 mas, bpa=-4.102 degrees
! Estimated noise=496.776 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 = 0.0880408 Jy
! Component: 100  -  total flux cleaned = 0.137237 Jy
! Total flux subtracted in 100 components = 0.137237 Jy
! Clean residual min=-0.021296 max=0.048152 Jy/beam
! Clean residual mean=0.002315 rms=0.008859 Jy/beam
! Combined flux in latest and established models = 2.19927 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 67 components and 2.19927 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.184267Jy  sigma=0.002441
! Fit after  self-cal, rms=0.182118Jy  sigma=0.002410
! 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        1.00     FD        0.98     GC        1.00*    HH        0.98     
!   HN        0.98     KK        1.00*    KP        1.00     LA        0.96     
!   MC        1.02     MK        1.00     NL        1.01     NY        1.00*    
!   ON        0.87     OV        1.03     PT        0.97     SC        1.01     
!   TS        1.00*    WF        0.97     WZ        1.00     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.03     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.99     LA        0.98     
!   MC        1.00*    MK        1.01     NL        1.06     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.95     SC        1.00     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 51 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.99     GC        1.00*    HH        0.98     
!   HN        0.97     KK        1.00*    KP        1.00     LA        0.94     
!   MC        1.03     MK        0.99     NL        1.00     NY        1.00*    
!   ON        0.91     OV        1.04     PT        0.97     SC        1.02     
!   TS        1.00*    WF        0.97     WZ        0.97     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        1.04     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.99     LA        0.99     
!   MC        1.00*    MK        1.00     NL        1.03     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.95     SC        1.01     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 45 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.98     GC        1.00*    HH        1.02     
!   HN        0.98     KK        1.00*    KP        1.00     LA        0.95     
!   MC        1.01     MK        0.99     NL        1.00     NY        1.00*    
!   ON        0.91     OV        1.02     PT        0.96     SC        1.00     
!   TS        1.00*    WF        0.95     WZ        0.99     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.05     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.97     LA        0.96     
!   MC        1.00*    MK        1.00     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.96     SC        1.00     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 66 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.98     GC        1.00*    HH        1.10     
!   HN        0.97     KK        1.00*    KP        0.99     LA        0.94     
!   MC        1.03     MK        1.00     NL        1.01     NY        1.00*    
!   ON        0.90     OV        1.02     PT        0.96     SC        1.04     
!   TS        1.00*    WF        0.95     WZ        1.00     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        1.05     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.98     LA        0.99     
!   MC        1.00*    MK        1.01     NL        1.02     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.96     SC        1.00     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.182118Jy  sigma=0.002410
! Fit after  self-cal, rms=0.161214Jy  sigma=0.002103
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7184 mas, bmaj=1.43 mas, bpa=-4.36 degrees
! Estimated noise=489.834 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 = 0.0184783 Jy
! Component: 100  -  total flux cleaned = 0.0213678 Jy
! Total flux subtracted in 100 components = 0.0213678 Jy
! Clean residual min=-0.017510 max=0.042549 Jy/beam
! Clean residual mean=0.001435 rms=0.006350 Jy/beam
! Combined flux in latest and established models = 2.22064 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 76 components and 2.22064 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159617Jy  sigma=0.002063
! Fit after  self-cal, rms=0.159171Jy  sigma=0.002057
! 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 (-4, 1.1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0429738 Jy
! Component: 100  -  total flux cleaned = 0.0678697 Jy
! Total flux subtracted in 100 components = 0.0678697 Jy
! Clean residual min=-0.015685 max=0.031478 Jy/beam
! Clean residual mean=0.000998 rms=0.004707 Jy/beam
! Combined flux in latest and established models = 2.28851 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 34 model components to the UV plane model.
! The established model now contains 110 components and 2.28851 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.149552Jy  sigma=0.001810
! Fit after  self-cal, rms=0.123518Jy  sigma=0.001554
! Inverting map and beam 
! Estimated beam: bmin=0.7211 mas, bmaj=1.438 mas, bpa=-4.374 degrees
! Estimated noise=491.163 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 (-6.1, 0.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0244862 Jy
! Component: 100  -  total flux cleaned = 0.0399182 Jy
! Total flux subtracted in 100 components = 0.0399182 Jy
! Clean residual min=-0.008229 max=0.016559 Jy/beam
! Clean residual mean=0.000343 rms=0.002791 Jy/beam
! Combined flux in latest and established models = 2.32843 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 131 components and 2.32843 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.119614Jy  sigma=0.001443
! Fit after  self-cal, rms=0.119010Jy  sigma=0.001435
! Inverting map 
! Added new window around map position (-2.4, 0.7).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0170828 Jy
! Component: 100  -  total flux cleaned = 0.0247812 Jy
! Total flux subtracted in 100 components = 0.0247812 Jy
! Clean residual min=-0.009078 max=0.012715 Jy/beam
! Clean residual mean=0.000181 rms=0.002324 Jy/beam
! Combined flux in latest and established models = 2.35321 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 36 model components to the UV plane model.
! The established model now contains 165 components and 2.35321 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.117096Jy  sigma=0.001376
! Fit after  self-cal, rms=0.116852Jy  sigma=0.001373
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0003-066_X
! Writing UV FITS file: 0003-066_X.uvf
! Writing 165 model components to file: 0003-066_X.mod
! wwins: Wrote 5 windows to 0003-066_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7211 x 1.438 at -4.374 degrees (North through East)
! Clean map  min=-0.0091691  max=1.7022 Jy/beam
! Writing clean map to FITS file: 0003-066_X.fits
! Writing difmap environment to: 0003-066_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0003-066_X]
device 0003-066_Xuv.ps/vps,1,2
! Attempting to open device: '0003-066_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0003-066_Xim.ps/vps
! Attempting to open device: '0003-066_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=0.7211 mas, bmaj=1.438 mas, bpa=-4.374 degrees
! Estimated noise=491.163 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7211 x 1.438 at -4.374 degrees (North through East)
! Clean map  min=-0.0091691  max=1.7022 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0003-066_X.log closed on Wed Jul 13 15:47:57 2005