! Started logfile: 0600+177_X.log on Mon Jul 18 14:18:25 2005
observe 0600+177_X.edt
! Reading UV FITS file: 0600+177_X.edt
! AN table 1: 68 integrations on 171 of 171 possible baselines.
! AN table 2: 39 integrations on 171 of 171 possible baselines.
! AN table 3: 57 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.11703 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0600+177
! 
! 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 13128 visibilities.
![@gonzo8-0.1 0600+177_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 844 telescope corrections were flagged in sub-array 1.
!  A total of 678 telescope corrections were flagged in sub-array 2.
!  A total of 741 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 843 telescope corrections were flagged in sub-array 1.
!  A total of 672 telescope corrections were flagged in sub-array 2.
!  A total of 742 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 837 telescope corrections were flagged in sub-array 1.
!  A total of 669 telescope corrections were flagged in sub-array 2.
!  A total of 743 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 846 telescope corrections were flagged in sub-array 1.
!  A total of 675 telescope corrections were flagged in sub-array 2.
!  A total of 743 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.698797Jy  sigma=0.011467
! Fit after  self-cal, rms=0.692794Jy  sigma=0.011394
! 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=0.9431 mas, bmaj=1.133 mas, bpa=69.47 degrees
! Estimated noise=933.614 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 = 0.222878 Jy
! Total flux subtracted in 50 components = 0.222878 Jy
! Clean residual min=-0.021727 max=0.072259 Jy/beam
! Clean residual mean=-0.000045 rms=0.006759 Jy/beam
! Combined flux in latest and established models = 0.222878 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 8 components and 0.222878 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.149848Jy  sigma=0.002662
! Fit after  self-cal, rms=0.149803Jy  sigma=0.002661
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0748364 Jy
! Total flux subtracted in 50 components = 0.0748364 Jy
! Clean residual min=-0.015376 max=0.033738 Jy/beam
! Clean residual mean=-0.000035 rms=0.004014 Jy/beam
! Combined flux in latest and established models = 0.297714 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 24 components and 0.297714 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107106Jy  sigma=0.001855
! Fit after  self-cal, rms=0.106717Jy  sigma=0.001852
! Inverting map 
! Added new window around map position (0.2, -1).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0393906 Jy
! Total flux subtracted in 50 components = 0.0393906 Jy
! Clean residual min=-0.011331 max=0.019382 Jy/beam
! Clean residual mean=-0.000031 rms=0.002809 Jy/beam
! Combined flux in latest and established models = 0.337105 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 40 components and 0.337105 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.091100Jy  sigma=0.001545
! Fit after  self-cal, rms=0.090828Jy  sigma=0.001543
! 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=1.305 mas, bmaj=1.48 mas, bpa=84.57 degrees
! Estimated noise=431.132 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 = 0.0334897 Jy
! Component: 100  -  total flux cleaned = 0.0495592 Jy
! Total flux subtracted in 100 components = 0.0495592 Jy
! Clean residual min=-0.005009 max=0.013327 Jy/beam
! Clean residual mean=0.000030 rms=0.001759 Jy/beam
! Combined flux in latest and established models = 0.386664 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 62 model components to the UV plane model.
! The established model now contains 95 components and 0.386664 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.080895Jy  sigma=0.001334
! Fit after  self-cal, rms=0.080688Jy  sigma=0.001332
! Inverting map 
! Added new window around map position (1, -3.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0124042 Jy
! Component: 100  -  total flux cleaned = 0.0195627 Jy
! Total flux subtracted in 100 components = 0.0195627 Jy
! Clean residual min=-0.004315 max=0.004218 Jy/beam
! Clean residual mean=-0.000013 rms=0.001125 Jy/beam
! Combined flux in latest and established models = 0.406227 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 30 model components to the UV plane model.
! The established model now contains 122 components and 0.406227 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.079076Jy  sigma=0.001298
! Fit after  self-cal, rms=0.078940Jy  sigma=0.001296
! 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        1.01     FD        0.98     GC        1.01     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.00     LA        0.96     
!   MC        1.00*    MK        1.01     NL        1.01     NY        0.99     
!   ON        1.00*    OV        1.01     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 63 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.00*    LA        1.01     
!   MC        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        0.97     SC        1.03     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        0.98     GC        1.04     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.00     LA        0.95     
!   MC        1.00*    MK        1.02     NL        0.99     NY        1.05     
!   ON        1.00*    OV        1.02     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 69 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        1.00*    LA        1.02     
!   MC        1.00*    MK        1.00*    NL        0.99     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00     SC        1.02     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.97     GC        1.01     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.98     LA        0.98     
!   MC        1.00*    MK        1.03     NL        1.00     NY        1.00     
!   ON        1.00*    OV        1.01     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 72 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        1.00*    LA        0.98     
!   MC        1.00*    MK        1.00*    NL        0.98     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00     SC        0.97     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.98     GC        1.00     HH        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.99     LA        0.95     
!   MC        1.00*    MK        1.02     NL        1.01     NY        1.01     
!   ON        1.00*    OV        1.01     PT        0.96     SC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 66 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.00*    LA        1.03     
!   MC        1.00*    MK        1.00*    NL        1.00     NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        0.99     SC        1.00     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.078940Jy  sigma=0.001296
! Fit after  self-cal, rms=0.078514Jy  sigma=0.001279
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.328 mas, bmaj=1.48 mas, bpa=76.97 degrees
! Estimated noise=435.114 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 = 0.00346682 Jy
! Component: 100  -  total flux cleaned = 0.00428894 Jy
! Total flux subtracted in 100 components = 0.00428894 Jy
! Clean residual min=-0.003011 max=0.003364 Jy/beam
! Clean residual mean=0.000023 rms=0.000832 Jy/beam
! Combined flux in latest and established models = 0.410516 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 140 components and 0.410516 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.078382Jy  sigma=0.001277
! Fit after  self-cal, rms=0.078366Jy  sigma=0.001276
! 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 = 0.00108537 Jy
! Component: 100  -  total flux cleaned = 0.00115091 Jy
! Total flux subtracted in 100 components = 0.00115091 Jy
! Clean residual min=-0.003074 max=0.003224 Jy/beam
! Clean residual mean=0.000021 rms=0.000815 Jy/beam
! Combined flux in latest and established models = 0.411667 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 149 components and 0.411667 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.078324Jy  sigma=0.001276
! Fit after  self-cal, rms=0.074131Jy  sigma=0.001119
! Inverting map and beam 
! Estimated beam: bmin=1.33 mas, bmaj=1.479 mas, bpa=77.62 degrees
! Estimated noise=435.8 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 = 0.0019664 Jy
! Component: 100  -  total flux cleaned = 0.00241779 Jy
! Total flux subtracted in 100 components = 0.00241779 Jy
! Clean residual min=-0.002453 max=0.002225 Jy/beam
! Clean residual mean=0.000020 rms=0.000581 Jy/beam
! Combined flux in latest and established models = 0.414085 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 164 components and 0.414085 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074079Jy  sigma=0.001118
! Fit after  self-cal, rms=0.074101Jy  sigma=0.001118
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0600+177_X
! Writing UV FITS file: 0600+177_X.uvf
! Writing 164 model components to file: 0600+177_X.mod
! wwins: Wrote 3 windows to 0600+177_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.33 x 1.479 at 77.62 degrees (North through East)
! Clean map  min=-0.0024014  max=0.30912 Jy/beam
! Writing clean map to FITS file: 0600+177_X.fits
! Writing difmap environment to: 0600+177_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0600+177_X]
device 0600+177_Xuv.ps/vps,1,2
! Attempting to open device: '0600+177_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0600+177_Xim.ps/vps
! Attempting to open device: '0600+177_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=1.33 mas, bmaj=1.479 mas, bpa=77.62 degrees
! Estimated noise=435.8 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.33 x 1.479 at 77.62 degrees (North through East)
! Clean map  min=-0.0024014  max=0.30912 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0600+177_X.log closed on Mon Jul 18 14:19:36 2005