! Started logfile: 1749+096_X.log on Tue Aug  2 15:32:14 2005
observe 1749+096_X.edt
! Reading UV FITS file: 1749+096_X.edt
! AN table 1: 17 integrations on 171 of 171 possible baselines.
! AN table 2: 88 integrations on 171 of 171 possible baselines.
! AN table 3: 40 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.10002 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1749+096
! 
! 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 9920 visibilities.
![@gonzo8-0.1 1749+096_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 323 telescope corrections were flagged in sub-array 1.
!  A total of 1457 telescope corrections were flagged in sub-array 2.
!  A total of 661 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 323 telescope corrections were flagged in sub-array 1.
!  A total of 1457 telescope corrections were flagged in sub-array 2.
!  A total of 662 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 323 telescope corrections were flagged in sub-array 1.
!  A total of 1457 telescope corrections were flagged in sub-array 2.
!  A total of 662 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 323 telescope corrections were flagged in sub-array 1.
!  A total of 1457 telescope corrections were flagged in sub-array 2.
!  A total of 662 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=2.131247Jy  sigma=0.037137
! Fit after  self-cal, rms=2.134514Jy  sigma=0.037231
! 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=0.6197 mas, bmaj=1.705 mas, bpa=-2.984 degrees
! Estimated noise=894.315 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 = 2.38525 Jy
! Total flux subtracted in 50 components = 2.38525 Jy
! Clean residual min=-0.089048 max=0.665253 Jy/beam
! Clean residual mean=-0.000568 rms=0.033651 Jy/beam
! Combined flux in latest and established models = 2.38525 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 2.38525 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.767826Jy  sigma=0.013488
! Fit after  self-cal, rms=0.767827Jy  sigma=0.013488
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.534919 Jy
! Total flux subtracted in 50 components = 0.534919 Jy
! Clean residual min=-0.038427 max=0.186492 Jy/beam
! Clean residual mean=-0.000159 rms=0.013397 Jy/beam
! Combined flux in latest and established models = 2.92017 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 2.92017 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.294452Jy  sigma=0.005279
! Fit after  self-cal, rms=0.294430Jy  sigma=0.005278
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.186775 Jy
! Total flux subtracted in 50 components = 0.186775 Jy
! Clean residual min=-0.026599 max=0.077109 Jy/beam
! Clean residual mean=-0.000022 rms=0.007971 Jy/beam
! Combined flux in latest and established models = 3.10695 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 9 components and 3.10695 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.179052Jy  sigma=0.003098
! Fit after  self-cal, rms=0.179049Jy  sigma=0.003098
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0794075 Jy
! Total flux subtracted in 50 components = 0.0794075 Jy
! Clean residual min=-0.025209 max=0.040327 Jy/beam
! Clean residual mean=0.000037 rms=0.006461 Jy/beam
! Combined flux in latest and established models = 3.18636 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 13 components and 3.18636 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.150092Jy  sigma=0.002491
! Fit after  self-cal, rms=0.150058Jy  sigma=0.002491
! 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=0.8019 mas, bmaj=1.978 mas, bpa=-4.829 degrees
! Estimated noise=649.127 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 (1.2, 1.3).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0539869 Jy
! Component: 100  -  total flux cleaned = 0.0838925 Jy
! Total flux subtracted in 100 components = 0.0838925 Jy
! Clean residual min=-0.015014 max=0.022323 Jy/beam
! Clean residual mean=0.000038 rms=0.004204 Jy/beam
! Combined flux in latest and established models = 3.27025 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 34 components and 3.27025 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.133008Jy  sigma=0.002131
! Fit after  self-cal, rms=0.132166Jy  sigma=0.002117
! 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*    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 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.01     LA        1.00     
!   MC        1.00*    MK        0.99     NL        1.03     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.98     SC        0.98     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        1.04     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.01     KP        0.99     LA        0.91     
!   MC        1.00*    MK        1.01     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.99     SC        1.00*    
!   TS        1.07     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   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 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        1.01     LA        1.01     
!   MC        1.00*    MK        0.99     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.00     SC        0.99     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.01     KP        0.99     LA        0.91     
!   MC        1.00*    MK        1.00     NL        0.99     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        1.00*    
!   TS        1.09     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   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 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.99     LA        0.98     
!   MC        1.00*    MK        0.99     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        0.98     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        1.03     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        0.98     KP        0.97     LA        0.90     
!   MC        1.00*    MK        1.01     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.99     SC        1.00*    
!   TS        1.06     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   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 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.00     LA        1.01     
!   MC        1.00*    MK        0.99     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        0.98     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        1.06     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        0.99     KP        0.98     LA        0.88     
!   MC        1.00*    MK        1.00     NL        0.97     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.98     SC        1.00*    
!   TS        1.09     WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.132166Jy  sigma=0.002117
! Fit after  self-cal, rms=0.110521Jy  sigma=0.001645
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8127 mas, bmaj=1.979 mas, bpa=-4.693 degrees
! Estimated noise=649.489 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 = 0.00592899 Jy
! Component: 100  -  total flux cleaned = 0.00675793 Jy
! Total flux subtracted in 100 components = 0.00675793 Jy
! Clean residual min=-0.011194 max=0.012843 Jy/beam
! Clean residual mean=0.000055 rms=0.002977 Jy/beam
! Combined flux in latest and established models = 3.27701 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 48 components and 3.27701 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108393Jy  sigma=0.001610
! Fit after  self-cal, rms=0.108267Jy  sigma=0.001608
! 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 = 0.00153626 Jy
! Component: 100  -  total flux cleaned = 0.00182474 Jy
! Total flux subtracted in 100 components = 0.00182474 Jy
! Clean residual min=-0.010888 max=0.012606 Jy/beam
! Clean residual mean=0.000058 rms=0.002917 Jy/beam
! Combined flux in latest and established models = 3.27883 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 57 components and 3.27883 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107234Jy  sigma=0.001594
! Fit after  self-cal, rms=0.087976Jy  sigma=0.001317
! Inverting map and beam 
! Estimated beam: bmin=0.813 mas, bmaj=1.98 mas, bpa=-4.699 degrees
! Estimated noise=649.326 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 = 0.00577964 Jy
! Component: 100  -  total flux cleaned = 0.00578951 Jy
! Total flux subtracted in 100 components = 0.00578951 Jy
! Clean residual min=-0.006622 max=0.007508 Jy/beam
! Clean residual mean=0.000016 rms=0.001330 Jy/beam
! Combined flux in latest and established models = 3.28462 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 64 components and 3.28462 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.087043Jy  sigma=0.001300
! Fit after  self-cal, rms=0.086952Jy  sigma=0.001298
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1749+096_X
! Writing UV FITS file: 1749+096_X.uvf
! Writing 64 model components to file: 1749+096_X.mod
! wwins: Wrote 2 windows to 1749+096_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.813 x 1.98 at -4.699 degrees (North through East)
! Clean map  min=-0.0058587  max=3.0851 Jy/beam
! Writing clean map to FITS file: 1749+096_X.fits
! Writing difmap environment to: 1749+096_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1749+096_X]
device 1749+096_Xuv.ps/vps,1,2
! Attempting to open device: '1749+096_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1749+096_Xim.ps/vps
! Attempting to open device: '1749+096_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=0.813 mas, bmaj=1.98 mas, bpa=-4.699 degrees
! Estimated noise=649.326 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.813 x 1.98 at -4.699 degrees (North through East)
! Clean map  min=-0.0058587  max=3.0851 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 1749+096_X.log closed on Tue Aug  2 15:32:48 2005