! Started logfile: 1606+106_S.log on Tue Feb  5 18:54:38 2008
observe 1606+106_S.edt
! Reading UV FITS file: 1606+106_S.edt
! AN table 1: 46 integrations on 136 of 136 possible baselines.
! AN table 2: 13 integrations on 136 of 136 possible baselines.
! AN table 3: 88 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.165416 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1606+106
! 
! 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 1251 lines of history.
! 
! Reading 13228 visibilities.
![@gonzo7-0.4 1606+106_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 = 7.0
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 580 telescope corrections were flagged in sub-array 1.
!  A total of 181 telescope corrections were flagged in sub-array 2.
!  A total of 1296 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 572 telescope corrections were flagged in sub-array 1.
!  A total of 181 telescope corrections were flagged in sub-array 2.
!  A total of 1288 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 610 telescope corrections were flagged in sub-array 1.
!  A total of 181 telescope corrections were flagged in sub-array 2.
!  A total of 1318 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 612 telescope corrections were flagged in sub-array 1.
!  A total of 182 telescope corrections were flagged in sub-array 2.
!  A total of 1318 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.275760Jy  sigma=0.004109
! Fit after  self-cal, rms=0.275241Jy  sigma=0.004134
! 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=2.265 mas, bmaj=5.185 mas, bpa=-8.399 degrees
! Estimated noise=1166.85 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 = 0.849913 Jy
! Total flux subtracted in 50 components = 0.849913 Jy
! Clean residual min=-0.036392 max=0.237061 Jy/beam
! Clean residual mean=-0.000095 rms=0.011169 Jy/beam
! Combined flux in latest and established models = 0.849913 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 0.849913 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.381988Jy  sigma=0.005745
! Fit after  self-cal, rms=0.381987Jy  sigma=0.005745
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.217198 Jy
! Total flux subtracted in 50 components = 0.217198 Jy
! Clean residual min=-0.019249 max=0.092245 Jy/beam
! Clean residual mean=-0.000037 rms=0.006327 Jy/beam
! Combined flux in latest and established models = 1.06711 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 1.06711 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.232349Jy  sigma=0.003494
! Fit after  self-cal, rms=0.232332Jy  sigma=0.003493
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.10084 Jy
! Total flux subtracted in 50 components = 0.10084 Jy
! Clean residual min=-0.016731 max=0.048680 Jy/beam
! Clean residual mean=-0.000012 rms=0.004662 Jy/beam
! Combined flux in latest and established models = 1.16795 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 24 components and 1.16795 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.181816Jy  sigma=0.002677
! Fit after  self-cal, rms=0.181762Jy  sigma=0.002676
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0590966 Jy
! Total flux subtracted in 50 components = 0.0590966 Jy
! Clean residual min=-0.016179 max=0.031303 Jy/beam
! Clean residual mean=0.000001 rms=0.003933 Jy/beam
! Combined flux in latest and established models = 1.22705 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 32 components and 1.22705 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.159961Jy  sigma=0.002306
! Fit after  self-cal, rms=0.159948Jy  sigma=0.002305
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0382434 Jy
! Total flux subtracted in 50 components = 0.0382434 Jy
! Clean residual min=-0.015867 max=0.023338 Jy/beam
! Clean residual mean=0.000010 rms=0.003584 Jy/beam
! Combined flux in latest and established models = 1.26529 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 40 components and 1.26529 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.149511Jy  sigma=0.002118
! Fit after  self-cal, rms=0.149502Jy  sigma=0.002118
! 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=2.889 mas, bmaj=6.303 mas, bpa=-7.679 degrees
! Estimated noise=672.163 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 (-2.4, 3.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0479232 Jy
! Component: 100  -  total flux cleaned = 0.0765298 Jy
! Total flux subtracted in 100 components = 0.0765298 Jy
! Clean residual min=-0.015995 max=0.018830 Jy/beam
! Clean residual mean=0.000016 rms=0.003879 Jy/beam
! Combined flux in latest and established models = 1.34182 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 47 model components to the UV plane model.
! The established model now contains 80 components and 1.34182 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.136942Jy  sigma=0.001885
! Fit after  self-cal, rms=0.136538Jy  sigma=0.001879
! 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 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.03     GC        1.04     HN        0.97     
!   KK        1.00*    KP        0.93     LA        0.96     MC        1.07     
!   MK        1.00*    NL        0.95     NY        1.00     ON        1.09     
!   OV        0.95     PT        1.00     SC        0.92     WF        1.03     
!   WZ        0.96     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.06     FD        1.03     GC        0.96     HN        1.00*    
!   KK        1.00*    KP        1.00     LA        1.01     MC        1.00*    
!   MK        1.00*    NL        1.00*    NY        1.00*    ON        1.00*    
!   OV        1.02     PT        1.02     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 24 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        1.02     GC        0.97     HN        1.00     
!   KK        1.04     KP        0.89     LA        0.93     MC        1.05     
!   MK        0.94     NL        0.92     NY        1.06     ON        0.99     
!   OV        1.03     PT        1.00     SC        0.91     WF        0.97     
!   WZ        0.91     
! 
! 
! Correcting IF 2.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.01     GC        1.04     HN        1.00     
!   KK        1.00*    KP        0.98     LA        0.99     MC        1.11     
!   MK        1.00*    NL        1.05     NY        1.00     ON        1.04     
!   OV        0.94     PT        0.95     SC        1.00     WF        1.03     
!   WZ        0.92     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        1.04     GC        0.99     HN        1.00*    
!   KK        1.00*    KP        1.02     LA        1.03     MC        1.00*    
!   MK        1.00*    NL        1.00*    NY        1.00*    ON        1.00*    
!   OV        1.05     PT        1.02     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 24 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.94     FD        1.01     GC        1.00     HN        0.99     
!   KK        1.01     KP        0.93     LA        0.97     MC        1.05     
!   MK        0.98     NL        1.07     NY        1.09     ON        0.97     
!   OV        0.95     PT        0.91     SC        1.04     WF        0.99     
!   WZ        0.99     
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.00     GC        1.06     HN        1.11     
!   KK        1.00*    KP        1.02     LA        0.96     MC        1.00*    
!   MK        1.00*    NL        1.05     NY        1.03     ON        1.10     
!   OV        0.98     PT        1.01     SC        1.09     WF        1.09     
!   WZ        0.94     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.04     GC        0.99     HN        1.00*    
!   KK        1.00*    KP        1.00     LA        1.04     MC        1.00*    
!   MK        1.00*    NL        1.00*    NY        1.00*    ON        1.00*    
!   OV        1.05     PT        1.02     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        0.99     GC        1.00     HN        1.03     
!   KK        1.03     KP        1.09     LA        0.92     MC        1.00*    
!   MK        0.95     NL        1.07     NY        1.11     ON        1.00*    
!   OV        1.05     PT        1.01     SC        1.18     WF        1.03     
!   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        1.01     FD        0.94     GC        1.07     HN        1.09     
!   KK        1.00*    KP        1.04     LA        0.91     MC        1.00*    
!   MK        1.00*    NL        1.07     NY        1.05     ON        1.12     
!   OV        0.87     PT        0.99     SC        1.12     WF        1.17     
!   WZ        0.95     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        1.04     GC        0.98     HN        1.00*    
!   KK        1.00*    KP        1.02     LA        1.01     MC        1.00*    
!   MK        1.00*    NL        1.00*    NY        1.00*    ON        1.00*    
!   OV        1.04     PT        1.01     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.90     GC        1.00     HN        1.04     
!   KK        1.08     KP        1.05     LA        0.86     MC        1.00*    
!   MK        0.94     NL        1.09     NY        1.08     ON        1.00*    
!   OV        0.97     PT        1.02     SC        1.21     WF        1.05     
!   WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.136538Jy  sigma=0.001879
! Fit after  self-cal, rms=0.100165Jy  sigma=0.001231
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.892 mas, bmaj=6.377 mas, bpa=-7.687 degrees
! Estimated noise=667.705 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 = 0.0112251 Jy
! Component: 100  -  total flux cleaned = 0.0127333 Jy
! Total flux subtracted in 100 components = 0.0127333 Jy
! Clean residual min=-0.005177 max=0.005216 Jy/beam
! Clean residual mean=0.000033 rms=0.001217 Jy/beam
! Combined flux in latest and established models = 1.35455 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 96 components and 1.35455 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.099168Jy  sigma=0.001211
! Fit after  self-cal, rms=0.099021Jy  sigma=0.001209
! 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 = 0.00149498 Jy
! Component: 100  -  total flux cleaned = 0.00103878 Jy
! Total flux subtracted in 100 components = 0.00103878 Jy
! Clean residual min=-0.005913 max=0.004810 Jy/beam
! Clean residual mean=0.000034 rms=0.001172 Jy/beam
! Combined flux in latest and established models = 1.35559 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 103 components and 1.35559 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.098753Jy  sigma=0.001204
! Fit after  self-cal, rms=0.094153Jy  sigma=0.001138
! Inverting map and beam 
! Estimated beam: bmin=2.887 mas, bmaj=6.38 mas, bpa=-7.684 degrees
! Estimated noise=667.704 mJy/beam.
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00484739 Jy
! Component: 100  -  total flux cleaned = 0.00510039 Jy
! Total flux subtracted in 100 components = 0.00510039 Jy
! Clean residual min=-0.003697 max=0.003930 Jy/beam
! Clean residual mean=0.000015 rms=0.000883 Jy/beam
! Combined flux in latest and established models = 1.36069 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 111 components and 1.36069 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093862Jy  sigma=0.001132
! Fit after  self-cal, rms=0.093308Jy  sigma=0.001123
! Inverting map and beam 
! Estimated beam: bmin=2.886 mas, bmaj=6.381 mas, bpa=-7.686 degrees
! Estimated noise=667.745 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 = 0.00249485 Jy
! Component: 100  -  total flux cleaned = 0.00268456 Jy
! Total flux subtracted in 100 components = 0.00268456 Jy
! Clean residual min=-0.003425 max=0.003701 Jy/beam
! Clean residual mean=0.000012 rms=0.000849 Jy/beam
! Combined flux in latest and established models = 1.36338 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 116 components and 1.36338 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093181Jy  sigma=0.001121
! Fit after  self-cal, rms=0.093159Jy  sigma=0.001120
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1606+106_S
! Writing UV FITS file: 1606+106_S.uvf
! Writing 116 model components to file: 1606+106_S.mod
! wwins: Wrote 2 windows to 1606+106_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.886 x 6.381 at -7.686 degrees (North through East)
! Clean map  min=-0.0032625  max=1.1406 Jy/beam
! Writing clean map to FITS file: 1606+106_S.fits
! Writing difmap environment to: 1606+106_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1606+106_S]
device 1606+106_Suv.ps/vps,1,2
! Attempting to open device: '1606+106_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1606+106_Sim.ps/vps
! Attempting to open device: '1606+106_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=2.886 mas, bmaj=6.381 mas, bpa=-7.686 degrees
! Estimated noise=667.745 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.886 x 6.381 at -7.686 degrees (North through East)
! Clean map  min=-0.0032625  max=1.1406 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1606+106_S.log closed on Tue Feb  5 18:54:46 2008