! Started logfile: 0818-128_X.log on Thu Jul 27 16:32:25 2006
observe 0818-128_X.edt
! Reading UV FITS file: 0818-128_X.edt
! AN table 1: 26 integrations on 190 of 190 possible baselines.
! AN table 2: 149 integrations on 190 of 190 possible baselines.
! AN table 3: 54 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.089106 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0818-128
! 
! 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 1409 lines of history.
! 
! Reading 15508 visibilities.
![@gonzo8-0.1 0818-128_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 520 telescope corrections were flagged in sub-array 1.
!  A total of 2233 telescope corrections were flagged in sub-array 2.
!  A total of 1071 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 520 telescope corrections were flagged in sub-array 1.
!  A total of 2248 telescope corrections were flagged in sub-array 2.
!  A total of 1080 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 520 telescope corrections were flagged in sub-array 1.
!  A total of 2291 telescope corrections were flagged in sub-array 2.
!  A total of 1074 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 520 telescope corrections were flagged in sub-array 1.
!  A total of 2284 telescope corrections were flagged in sub-array 2.
!  A total of 1074 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.788012Jy  sigma=0.012823
! Fit after  self-cal, rms=0.786677Jy  sigma=0.012897
! 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=0.7229 mas, bmaj=1.957 mas, bpa=-8.217 degrees
! Estimated noise=1037.38 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 = 0.149858 Jy
! Total flux subtracted in 50 components = 0.149858 Jy
! Clean residual min=-0.014128 max=0.042321 Jy/beam
! Clean residual mean=0.000089 rms=0.004818 Jy/beam
! Combined flux in latest and established models = 0.149858 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 4 components and 0.149858 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120340Jy  sigma=0.001981
! Fit after  self-cal, rms=0.120326Jy  sigma=0.001980
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0454338 Jy
! Total flux subtracted in 50 components = 0.0454338 Jy
! Clean residual min=-0.010348 max=0.029024 Jy/beam
! Clean residual mean=0.000108 rms=0.003368 Jy/beam
! Combined flux in latest and established models = 0.195292 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 14 components and 0.195292 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.098173Jy  sigma=0.001580
! Fit after  self-cal, rms=0.098101Jy  sigma=0.001579
! Inverting map 
! Added new window around map position (1, -0.1).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0296054 Jy
! Total flux subtracted in 50 components = 0.0296054 Jy
! Clean residual min=-0.007863 max=0.017096 Jy/beam
! Clean residual mean=0.000120 rms=0.002541 Jy/beam
! Combined flux in latest and established models = 0.224897 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 23 components and 0.224897 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.087359Jy  sigma=0.001380
! Fit after  self-cal, rms=0.087159Jy  sigma=0.001378
! 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=1.002 mas, bmaj=2.647 mas, bpa=-11.94 degrees
! Estimated noise=487.253 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 = 0.0287731 Jy
! Component: 100  -  total flux cleaned = 0.0427087 Jy
! Total flux subtracted in 100 components = 0.0427087 Jy
! Clean residual min=-0.006851 max=0.024500 Jy/beam
! Clean residual mean=0.000439 rms=0.002944 Jy/beam
! Combined flux in latest and established models = 0.267606 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 40 model components to the UV plane model.
! The established model now contains 55 components and 0.267606 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.078982Jy  sigma=0.001225
! Fit after  self-cal, rms=0.078798Jy  sigma=0.001222
! Inverting map 
! Added new window around map position (7.2, 2.5).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0200734 Jy
! Component: 100  -  total flux cleaned = 0.0300437 Jy
! Total flux subtracted in 100 components = 0.0300437 Jy
! Clean residual min=-0.004502 max=0.006903 Jy/beam
! Clean residual mean=0.000220 rms=0.001580 Jy/beam
! Combined flux in latest and established models = 0.29765 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 40 model components to the UV plane model.
! The established model now contains 91 components and 0.29765 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074214Jy  sigma=0.001134
! Fit after  self-cal, rms=0.074008Jy  sigma=0.001131
! 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        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  A total of 33 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.95     GC        1.00*    HN        1.04     
!   LA        0.97     NL        1.01     OV        1.00     SC        1.00     
!   WF        0.87     GG        1.00*    HH        1.00*    KK        0.97     
!   KP        1.01     MA        1.00*    MC        1.00*    MK        1.01     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.96     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  A total of 21 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        0.93     GC        1.00*    HN        1.09     
!   LA        0.97     NL        1.02     OV        1.01     SC        1.03     
!   WF        0.82     GG        1.00*    HH        1.00*    KK        0.95     
!   KP        0.94     MA        1.00*    MC        1.00*    MK        1.03     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.99     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  A total of 21 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.94     GC        1.00*    HN        1.01     
!   LA        0.96     NL        1.03     OV        1.04     SC        0.97     
!   WF        0.81     GG        1.00*    HH        1.00*    KK        1.00*    
!   KP        0.96     MA        1.00*    MC        1.00*    MK        1.00     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        1.01     
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
!  A total of 24 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        0.95     GC        1.00*    HN        1.05     
!   LA        0.98     NL        1.09     OV        1.01     SC        0.96     
!   WF        0.86     GG        1.00*    HH        1.00*    KK        1.02     
!   KP        0.98     MA        1.00*    MC        1.00*    MK        0.91     
!   NY        1.00*    TS        1.00*    WZ        1.00*    PT        0.99     
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    GC        0.00*    HN        0.00*    
!   LA        0.00*    NL        0.00*    OV        0.00*    SC        0.00*    
!   WF        0.00*    GG        0.00*    HH        0.00*    KK        0.00*    
!   KP        0.00*    MA        0.00*    MC        0.00*    MK        0.00*    
!   NY        0.00*    TS        0.00*    WZ        0.00*    PT        0.00*    
! 
! 
! Fit before self-cal, rms=0.074008Jy  sigma=0.001131
! Fit after  self-cal, rms=0.069904Jy  sigma=0.001111
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.004 mas, bmaj=2.64 mas, bpa=-11.94 degrees
! Estimated noise=478.925 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 = 0.00578654 Jy
! Component: 100  -  total flux cleaned = 0.00909405 Jy
! Total flux subtracted in 100 components = 0.00909405 Jy
! Clean residual min=-0.002774 max=0.002865 Jy/beam
! Clean residual mean=-0.000047 rms=0.000818 Jy/beam
! Combined flux in latest and established models = 0.306744 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 33 model components to the UV plane model.
! The established model now contains 119 components and 0.306744 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069522Jy  sigma=0.001102
! Fit after  self-cal, rms=0.069485Jy  sigma=0.001102
! 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 = 0.00217893 Jy
! Component: 100  -  total flux cleaned = 0.00309582 Jy
! Total flux subtracted in 100 components = 0.00309582 Jy
! Clean residual min=-0.002593 max=0.002423 Jy/beam
! Clean residual mean=-0.000068 rms=0.000746 Jy/beam
! Combined flux in latest and established models = 0.30984 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 137 components and 0.30984 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069399Jy  sigma=0.001100
! Fit after  self-cal, rms=0.069039Jy  sigma=0.001080
! Inverting map and beam 
! Estimated beam: bmin=1.008 mas, bmaj=2.647 mas, bpa=-12.04 degrees
! Estimated noise=480.605 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 = 0.00220654 Jy
! Component: 100  -  total flux cleaned = 0.00308036 Jy
! Total flux subtracted in 100 components = 0.00308036 Jy
! Clean residual min=-0.002283 max=0.002363 Jy/beam
! Clean residual mean=-0.000032 rms=0.000644 Jy/beam
! Combined flux in latest and established models = 0.31292 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 152 components and 0.31292 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.068971Jy  sigma=0.001079
! Fit after  self-cal, rms=0.068969Jy  sigma=0.001079
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0818-128_X
! Writing UV FITS file: 0818-128_X.uvf
! Writing 152 model components to file: 0818-128_X.mod
! wwins: Wrote 3 windows to 0818-128_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.008 x 2.647 at -12.04 degrees (North through East)
! Clean map  min=-0.0022612  max=0.20623 Jy/beam
! Writing clean map to FITS file: 0818-128_X.fits
! Writing difmap environment to: 0818-128_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0818-128_X]
device 0818-128_Xuv.ps/vps,1,2
! Attempting to open device: '0818-128_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0818-128_Xim.ps/vps
! Attempting to open device: '0818-128_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=1.008 mas, bmaj=2.647 mas, bpa=-12.04 degrees
! Estimated noise=480.605 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.008 x 2.647 at -12.04 degrees (North through East)
! Clean map  min=-0.0022612  max=0.20623 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0818-128_X.log closed on Thu Jul 27 16:32:58 2006