! Started logfile: 1357+769_S.log on Thu Apr 26 17:27:55 2007
observe 1357+769_S.edt
! Reading UV FITS file: 1357+769_S.edt
! AN table 1: 114 integrations on 153 of 153 possible baselines.
! AN table 2: 90 integrations on 153 of 153 possible baselines.
! AN table 3: 9 integrations on 153 of 153 possible baselines.
! AN table 4: 11 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.277253 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1357+769
! 
! 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  2.22997e+09        8e+06          1        8e+06
!  02        2  2.25997e+09        8e+06          1        8e+06
!  03        3  2.34997e+09        8e+06          1        8e+06
!  04        4  2.36997e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1912 lines of history.
! 
! Reading 38008 visibilities.
![@gonzo9-0.4 1357+769_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 = 9.0
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 1494 telescope corrections were flagged in sub-array 1.
!  A total of 620 telescope corrections were flagged in sub-array 2.
!  A total of 153 telescope corrections were flagged in sub-array 3.
!  A total of 198 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 1492 telescope corrections were flagged in sub-array 1.
!  A total of 620 telescope corrections were flagged in sub-array 2.
!  A total of 157 telescope corrections were flagged in sub-array 3.
!  A total of 198 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 1489 telescope corrections were flagged in sub-array 1.
!  A total of 619 telescope corrections were flagged in sub-array 2.
!  A total of 157 telescope corrections were flagged in sub-array 3.
!  A total of 198 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 1534 telescope corrections were flagged in sub-array 1.
!  A total of 696 telescope corrections were flagged in sub-array 2.
!  A total of 153 telescope corrections were flagged in sub-array 3.
!  A total of 198 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.318410Jy  sigma=0.004997
! Fit after  self-cal, rms=0.317768Jy  sigma=0.004999
! 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=1.894 mas, bmaj=1.997 mas, bpa=-57.38 degrees
! Estimated noise=588.263 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 = 0.548384 Jy
! Total flux subtracted in 50 components = 0.548384 Jy
! Clean residual min=-0.021843 max=0.153071 Jy/beam
! Clean residual mean=-0.000075 rms=0.004247 Jy/beam
! Combined flux in latest and established models = 0.548384 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 0.548384 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.211436Jy  sigma=0.003203
! Fit after  self-cal, rms=0.211436Jy  sigma=0.003203
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.119584 Jy
! Total flux subtracted in 50 components = 0.119584 Jy
! Clean residual min=-0.011301 max=0.033380 Jy/beam
! Clean residual mean=-0.000044 rms=0.002395 Jy/beam
! Combined flux in latest and established models = 0.667968 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 0.667968 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.141065Jy  sigma=0.002048
! Fit after  self-cal, rms=0.141066Jy  sigma=0.002048
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0303561 Jy
! Total flux subtracted in 50 components = 0.0303561 Jy
! Clean residual min=-0.013276 max=0.016267 Jy/beam
! Clean residual mean=-0.000036 rms=0.002245 Jy/beam
! Combined flux in latest and established models = 0.698324 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 0.698324 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.134681Jy  sigma=0.001930
! Fit after  self-cal, rms=0.134670Jy  sigma=0.001930
! 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=2.336 mas, bmaj=2.493 mas, bpa=-70.39 degrees
! Estimated noise=272.976 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 = 0.025105 Jy
! Component: 100  -  total flux cleaned = 0.0393888 Jy
! Total flux subtracted in 100 components = 0.0393888 Jy
! Clean residual min=-0.011446 max=0.015411 Jy/beam
! Clean residual mean=-0.000059 rms=0.002286 Jy/beam
! Combined flux in latest and established models = 0.737713 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 24 components and 0.737713 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.131174Jy  sigma=0.001846
! Fit after  self-cal, rms=0.131123Jy  sigma=0.001845
! 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 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.11     GC        0.95     HH        1.00*    HN        0.95     
!   LA        1.09     MC        1.15     MK        0.91     NY        0.99     
!   ON        0.93     OV        1.01     PT        0.97     SC        1.00*    
!   TS        0.98     WF        1.08     BR        0.91     KK        0.93     
!   KP        0.92     WZ        0.86     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.12     GC        1.01     HH        1.00*    HN        0.96     
!   LA        1.10     MC        1.12     MK        0.93     NY        1.00     
!   ON        1.00*    OV        1.01     PT        0.97     SC        1.00*    
!   TS        1.01     WF        1.11     BR        0.92     KK        0.95     
!   KP        0.93     WZ        0.84     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.12     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.93     
!   ON        0.96     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        0.91     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        0.86     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.97     GC        0.93     HH        1.00*    HN        0.94     
!   LA        1.05     MC        1.07     MK        0.99     NY        0.96     
!   ON        0.97     OV        1.02     PT        0.95     SC        1.00*    
!   TS        0.95     WF        1.06     BR        0.96     KK        0.90     
!   KP        0.93     WZ        0.83     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.98     GC        1.01     HH        1.00*    HN        0.96     
!   LA        1.07     MC        1.10     MK        1.01     NY        0.98     
!   ON        1.00*    OV        1.03     PT        0.96     SC        1.00*    
!   TS        1.00     WF        1.08     BR        0.99     KK        0.94     
!   KP        0.99     WZ        0.81     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        0.95     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.95     
!   ON        0.98     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        0.96     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.91     GC        0.98     HH        1.00*    HN        1.18     
!   LA        0.92     MC        1.19     MK        0.97     NY        0.99     
!   ON        0.94     OV        1.00     PT        1.01     SC        1.00*    
!   TS        0.95     WF        1.23     BR        0.98     KK        0.93     
!   KP        0.94     WZ        0.81     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.93     GC        1.07     HH        1.00*    HN        1.25     
!   LA        0.95     MC        1.20     MK        0.99     NY        1.03     
!   ON        1.00*    OV        1.05     PT        1.07     SC        1.00*    
!   TS        1.02     WF        1.28     BR        1.04     KK        0.97     
!   KP        1.02     WZ        0.81     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.05     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.77     
!   ON        0.79     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.11     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.03     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.86     GC        1.09     HH        1.00*    HN        1.11     
!   LA        0.79     MC        1.76     MK        0.96     NY        1.06     
!   ON        0.97     OV        0.91     PT        0.99     SC        1.00*    
!   TS        0.98     WF        1.23     BR        0.95     KK        0.98     
!   KP        0.97     WZ        0.81     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.84     GC        1.15     HH        1.00*    HN        1.15     
!   LA        0.78     MC        1.00*    MK        0.98     NY        1.08     
!   ON        1.00*    OV        0.92     PT        1.03     SC        1.00*    
!   TS        1.04     WF        1.26     BR        0.98     KK        1.01     
!   KP        1.02     WZ        0.79     
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.03     HH        1.00*    HN        1.00*    
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        1.10     
!   ON        0.94     OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.04     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        0.89     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
! 
! Fit before self-cal, rms=0.131123Jy  sigma=0.001845
! Fit after  self-cal, rms=0.095344Jy  sigma=0.001226
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.337 mas, bmaj=2.507 mas, bpa=-70.18 degrees
! Estimated noise=270.879 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 (-7.6, -8.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00324845 Jy
! Component: 100  -  total flux cleaned = 0.00444855 Jy
! Total flux subtracted in 100 components = 0.00444855 Jy
! Clean residual min=-0.001998 max=0.003123 Jy/beam
! Clean residual mean=-0.000011 rms=0.000429 Jy/beam
! Combined flux in latest and established models = 0.742161 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 31 components and 0.742161 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.095114Jy  sigma=0.001221
! Fit after  self-cal, rms=0.095116Jy  sigma=0.001221
! 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 (-3.2, -0.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00169732 Jy
! Component: 100  -  total flux cleaned = 0.00246345 Jy
! Total flux subtracted in 100 components = 0.00246345 Jy
! Clean residual min=-0.001897 max=0.002236 Jy/beam
! Clean residual mean=-0.000008 rms=0.000401 Jy/beam
! Combined flux in latest and established models = 0.744625 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 42 components and 0.744625 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.095003Jy  sigma=0.001219
! Fit after  self-cal, rms=0.093345Jy  sigma=0.001192
! Inverting map and beam 
! Estimated beam: bmin=2.336 mas, bmaj=2.505 mas, bpa=-69.97 degrees
! Estimated noise=271.007 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 = 0.00215461 Jy
! Component: 100  -  total flux cleaned = 0.00297603 Jy
! Total flux subtracted in 100 components = 0.00297603 Jy
! Clean residual min=-0.001433 max=0.001534 Jy/beam
! Clean residual mean=-0.000004 rms=0.000355 Jy/beam
! Combined flux in latest and established models = 0.747601 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 50 components and 0.747601 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093295Jy  sigma=0.001191
! Fit after  self-cal, rms=0.093298Jy  sigma=0.001191
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1357+769_S
! Writing UV FITS file: 1357+769_S.uvf
! Writing 50 model components to file: 1357+769_S.mod
! wwins: Wrote 3 windows to 1357+769_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.336 x 2.505 at -69.97 degrees (North through East)
! Clean map  min=-0.0013835  max=0.70096 Jy/beam
! Writing clean map to FITS file: 1357+769_S.fits
! Writing difmap environment to: 1357+769_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1357+769_S]
device 1357+769_Suv.ps/vps,1,2
! Attempting to open device: '1357+769_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1357+769_Sim.ps/vps
! Attempting to open device: '1357+769_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=2.336 mas, bmaj=2.505 mas, bpa=-69.97 degrees
! Estimated noise=271.007 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.336 x 2.505 at -69.97 degrees (North through East)
! Clean map  min=-0.0013835  max=0.70096 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo9-0.4]
quit
! Quitting program
! Log file 1357+769_S.log closed on Thu Apr 26 17:28:24 2007