! Started logfile: 1125+596_S.log on Tue Apr 29 23:45:04 2008
observe 1125+596_S.edt
! Reading UV FITS file: 1125+596_S.edt
! AN table 1: 76 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.169161 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1125+596
! 
! 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  2.22497e+09        8e+06          1        8e+06
!  02        2  2.24497e+09        8e+06          1        8e+06
!  03        3  2.33497e+09        8e+06          1        8e+06
!  04        4  2.36497e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 963 lines of history.
! 
! Reading 7868 visibilities.
![@gonzo6-0.4 1125+596_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 = 6.0
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 1236 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1236 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1220 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1297 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.656786Jy  sigma=0.008066
! Fit after  self-cal, rms=0.656431Jy  sigma=0.008095
! 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=2.848 mas, bmaj=3.702 mas, bpa=26.16 degrees
! Estimated noise=2840.23 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 = 0.270121 Jy
! Total flux subtracted in 50 components = 0.270121 Jy
! Clean residual min=-0.013341 max=0.075332 Jy/beam
! Clean residual mean=0.000067 rms=0.004109 Jy/beam
! Combined flux in latest and established models = 0.270121 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 0.270121 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.092924Jy  sigma=0.001138
! Fit after  self-cal, rms=0.092925Jy  sigma=0.001138
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.058907 Jy
! Total flux subtracted in 50 components = 0.058907 Jy
! Clean residual min=-0.007624 max=0.016481 Jy/beam
! Clean residual mean=0.000026 rms=0.001964 Jy/beam
! Combined flux in latest and established models = 0.329028 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.329028 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.056488Jy  sigma=0.000661
! Fit after  self-cal, rms=0.056489Jy  sigma=0.000661
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0150208 Jy
! Total flux subtracted in 50 components = 0.0150208 Jy
! Clean residual min=-0.007088 max=0.008220 Jy/beam
! Clean residual mean=0.000016 rms=0.001763 Jy/beam
! Combined flux in latest and established models = 0.344049 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 13 components and 0.344049 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.053529Jy  sigma=0.000619
! Fit after  self-cal, rms=0.053523Jy  sigma=0.000619
! 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=3.052 mas, bmaj=3.77 mas, bpa=25.76 degrees
! Estimated noise=2192.14 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 = 0.00876312 Jy
! Component: 100  -  total flux cleaned = 0.0135923 Jy
! Total flux subtracted in 100 components = 0.0135923 Jy
! Clean residual min=-0.006213 max=0.005085 Jy/beam
! Clean residual mean=-0.000003 rms=0.001347 Jy/beam
! Combined flux in latest and established models = 0.357641 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 17 components and 0.357641 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052281Jy  sigma=0.000602
! Fit after  self-cal, rms=0.052286Jy  sigma=0.000602
! 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 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.99     GC        1.00     HH        1.00*    
!   HN        0.99     KK        1.04     KP        0.97     LA        1.01     
!   MC        1.00*    MK        1.00     NL        0.99     NY        1.02     
!   ON        1.00*    OV        1.00     PT        1.00     SC        1.00     
!   WF        1.00     WZ        0.96     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.99     GC        0.99     HH        1.00*    
!   HN        0.99     KK        1.04     KP        1.01     LA        1.00     
!   MC        1.00*    MK        1.00     NL        0.98     NY        1.01     
!   ON        1.00*    OV        1.00     PT        1.01     SC        1.02     
!   WF        1.01     WZ        0.99     
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.99     GC        1.02     HH        1.00*    
!   HN        1.00     KK        1.01     KP        1.02     LA        1.01     
!   MC        1.00*    MK        1.01     NL        0.96     NY        0.98     
!   ON        1.00*    OV        1.00     PT        0.98     SC        1.02     
!   WF        1.00*    WZ        1.01     
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.00     GC        0.96     HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.98     LA        1.00*    
!   MC        1.00*    MK        1.00     NL        0.97     NY        0.94     
!   ON        1.00*    OV        0.99     PT        1.01     SC        1.03     
!   WF        1.00*    WZ        0.99     
! 
! 
! Fit before self-cal, rms=0.052286Jy  sigma=0.000602
! Fit after  self-cal, rms=0.051976Jy  sigma=0.000598
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.053 mas, bmaj=3.781 mas, bpa=26.16 degrees
! Estimated noise=2212.32 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 = 0.000428961 Jy
! Component: 100  -  total flux cleaned = 0.000632967 Jy
! Total flux subtracted in 100 components = 0.000632967 Jy
! Clean residual min=-0.005587 max=0.005176 Jy/beam
! Clean residual mean=0.000005 rms=0.001304 Jy/beam
! Combined flux in latest and established models = 0.358274 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 21 components and 0.358274 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051906Jy  sigma=0.000598
! Fit after  self-cal, rms=0.051905Jy  sigma=0.000598
! 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 = 2.96827e-05 Jy
! Component: 100  -  total flux cleaned = -1.11059e-05 Jy
! Total flux subtracted in 100 components = -1.11059e-05 Jy
! Clean residual min=-0.005527 max=0.005201 Jy/beam
! Clean residual mean=0.000005 rms=0.001302 Jy/beam
! Combined flux in latest and established models = 0.358263 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 26 components and 0.358263 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051868Jy  sigma=0.000597
! Fit after  self-cal, rms=0.050890Jy  sigma=0.000580
! Inverting map and beam 
! Estimated beam: bmin=3.051 mas, bmaj=3.783 mas, bpa=26.16 degrees
! Estimated noise=2218.32 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 = 0.00115508 Jy
! Component: 100  -  total flux cleaned = 0.00119415 Jy
! Total flux subtracted in 100 components = 0.00119415 Jy
! Clean residual min=-0.005080 max=0.004968 Jy/beam
! Clean residual mean=-0.000010 rms=0.001271 Jy/beam
! Combined flux in latest and established models = 0.359457 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 30 components and 0.359457 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.050850Jy  sigma=0.000580
! Fit after  self-cal, rms=0.050854Jy  sigma=0.000580
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1125+596_S
! Writing UV FITS file: 1125+596_S.uvf
! Writing 30 model components to file: 1125+596_S.mod
! wwins: Wrote 1 windows to 1125+596_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.051 x 3.783 at 26.16 degrees (North through East)
! Clean map  min=-0.0049776  max=0.34389 Jy/beam
! Writing clean map to FITS file: 1125+596_S.fits
! Writing difmap environment to: 1125+596_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1125+596_S]
device 1125+596_Suv.ps/vps,1,2
! Attempting to open device: '1125+596_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1125+596_Sim.ps/vps
! Attempting to open device: '1125+596_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=3.051 mas, bmaj=3.783 mas, bpa=26.16 degrees
! Estimated noise=2218.32 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.051 x 3.783 at 26.16 degrees (North through East)
! Clean map  min=-0.0049776  max=0.34389 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.4]
quit
! Quitting program
! Log file 1125+596_S.log closed on Tue Apr 29 23:45:09 2008