! Started logfile: 1739+522_S.log on Tue Sep 12 11:08:09 2006
observe 1739+522_S.edt
! Reading UV FITS file: 1739+522_S.edt
! AN table 1: 12 integrations on 105 of 105 possible baselines.
! AN table 2: 9 integrations on 105 of 105 possible baselines.
! AN table 3: 67 integrations on 105 of 105 possible baselines.
! AN table 4: 14 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.0971989 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1739+522
! Warning: Unknown AN-table MNTSTA value (4).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (4).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (4).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (4).
!          Will assume that it is ground-based.
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1654 lines of history.
! 
! Reading 4164 visibilities.
![@gonzo7-0.4 1739+522_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 90 telescope corrections were flagged in sub-array 1.
!  A total of 100 telescope corrections were flagged in sub-array 2.
!  A total of 883 telescope corrections were flagged in sub-array 3.
!  A total of 174 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 90 telescope corrections were flagged in sub-array 1.
!  A total of 87 telescope corrections were flagged in sub-array 2.
!  A total of 883 telescope corrections were flagged in sub-array 3.
!  A total of 174 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 90 telescope corrections were flagged in sub-array 1.
!  A total of 100 telescope corrections were flagged in sub-array 2.
!  A total of 883 telescope corrections were flagged in sub-array 3.
!  A total of 174 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 90 telescope corrections were flagged in sub-array 1.
!  A total of 100 telescope corrections were flagged in sub-array 2.
!  A total of 883 telescope corrections were flagged in sub-array 3.
!  A total of 174 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.783315Jy  sigma=0.010112
! Fit after  self-cal, rms=0.753462Jy  sigma=0.009535
! 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=2.592 mas, bmaj=2.996 mas, bpa=-15.5 degrees
! Estimated noise=1355.49 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 = 1.25098 Jy
! Total flux subtracted in 50 components = 1.25098 Jy
! Clean residual min=-0.060000 max=0.348899 Jy/beam
! Clean residual mean=-0.000345 rms=0.020768 Jy/beam
! Combined flux in latest and established models = 1.25098 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 1.25098 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.563218Jy  sigma=0.006931
! Fit after  self-cal, rms=0.563218Jy  sigma=0.006931
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.293696 Jy
! Total flux subtracted in 50 components = 0.293696 Jy
! Clean residual min=-0.059447 max=0.108202 Jy/beam
! Clean residual mean=-0.000250 rms=0.013738 Jy/beam
! Combined flux in latest and established models = 1.54468 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 9 components and 1.54468 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.422348Jy  sigma=0.004815
! Fit after  self-cal, rms=0.422324Jy  sigma=0.004815
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.115472 Jy
! Total flux subtracted in 50 components = 0.115472 Jy
! Clean residual min=-0.057661 max=0.063705 Jy/beam
! Clean residual mean=-0.000212 rms=0.012261 Jy/beam
! Combined flux in latest and established models = 1.66015 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 18 components and 1.66015 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.400229Jy  sigma=0.004417
! Fit after  self-cal, rms=0.400181Jy  sigma=0.004416
! 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=3.016 mas, bmaj=3.789 mas, bpa=-16.08 degrees
! Estimated noise=965.197 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 = 0.0680783 Jy
! Component: 100  -  total flux cleaned = 0.101807 Jy
! Total flux subtracted in 100 components = 0.101807 Jy
! Clean residual min=-0.056291 max=0.059954 Jy/beam
! Clean residual mean=-0.000188 rms=0.012985 Jy/beam
! Combined flux in latest and established models = 1.76196 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 28 components and 1.76196 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.391743Jy  sigma=0.004247
! Fit after  self-cal, rms=0.391716Jy  sigma=0.004247
! 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:
!   AP        0.96     BR        0.77     FD        0.73     HN        1.07     
!   KP        2.24     LA        0.95     MC        1.05     MK        0.93     
!   NL        0.96     HO        1.00*    NY        1.00*    OV        0.94     
!   PT        0.97     SC        1.05     WZ        1.12     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   AP        1.00*    BR        1.00*    FD        1.00*    HN        0.79     
!   KP        1.39     LA        0.99     MC        1.92     MK        1.00*    
!   NL        1.00*    HO        1.00*    NY        0.89     OV        0.93     
!   PT        0.96     SC        1.00*    WZ        1.07     
! 
!  A total of 39 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   AP        1.00*    BR        0.92     FD        0.98     HN        1.23     
!   KP        1.38     LA        1.02     MC        0.86     MK        0.91     
!   NL        0.89     HO        1.00*    NY        1.01     OV        1.00     
!   PT        0.99     SC        0.92     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   AP        0.99     BR        1.13     FD        1.00*    HN        0.91     
!   KP        1.00*    LA        1.00*    MC        1.19     MK        1.00*    
!   NL        1.05     HO        1.00*    NY        0.98     OV        1.00*    
!   PT        1.00*    SC        1.00*    WZ        1.01     
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   AP        0.95     BR        0.84     FD        0.97     HN        1.11     
!   KP        1.22     LA        0.97     MC        0.94     MK        0.98     
!   NL        0.96     HO        1.00*    NY        1.00*    OV        0.97     
!   PT        0.94     SC        1.06     WZ        1.05     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   AP        1.00*    BR        0.76     FD        1.00*    HN        0.84     
!   KP        1.11     LA        0.97     MC        1.21     MK        1.00*    
!   NL        1.00*    HO        1.00*    NY        0.80     OV        0.94     
!   PT        0.95     SC        1.00*    WZ        0.90     
! 
!  A total of 39 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   AP        1.00*    BR        0.96     FD        0.97     HN        1.25     
!   KP        0.81     LA        0.98     MC        0.89     MK        0.95     
!   NL        0.90     HO        1.00*    NY        1.06     OV        0.98     
!   PT        0.95     SC        0.95     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   AP        0.99     BR        0.99     FD        1.00*    HN        0.96     
!   KP        1.00*    LA        1.00*    MC        1.17     MK        1.00*    
!   NL        1.08     HO        1.00*    NY        0.97     OV        1.00*    
!   PT        1.00*    SC        1.00*    WZ        1.00     
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   AP        0.97     BR        0.83     FD        0.99     HN        1.00     
!   KP        1.36     LA        0.98     MC        1.00     MK        1.00     
!   NL        0.96     HO        1.00*    NY        1.00*    OV        0.98     
!   PT        1.01     SC        1.07     WZ        1.03     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   AP        1.00*    BR        1.00*    FD        1.00*    HN        0.85     
!   KP        1.19     LA        1.00     MC        1.22     MK        1.00*    
!   NL        1.00*    HO        1.00*    NY        0.83     OV        0.93     
!   PT        0.97     SC        1.00*    WZ        1.07     
! 
!  A total of 39 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   AP        1.00*    BR        0.96     FD        0.97     HN        1.12     
!   KP        0.76     LA        0.99     MC        0.79     MK        0.96     
!   NL        0.90     HO        1.00*    NY        1.05     OV        1.00     
!   PT        0.99     SC        0.96     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   AP        1.01     BR        0.92     FD        1.00*    HN        0.89     
!   KP        1.00*    LA        1.00*    MC        1.20     MK        1.00*    
!   NL        1.05     HO        1.00*    NY        1.01     OV        1.00*    
!   PT        1.00*    SC        1.00*    WZ        1.08     
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   AP        0.95     BR        0.83     FD        0.98     HN        4.01     
!   KP        1.29     LA        0.98     MC        1.06     MK        1.01     
!   NL        0.95     HO        1.00*    NY        1.00*    OV        0.96     
!   PT        0.98     SC        1.09     WZ        0.93     
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   AP        1.00*    BR        1.00*    FD        1.00*    HN        1.03     
!   KP        1.14     LA        1.00     MC        1.13     MK        1.00*    
!   NL        1.00*    HO        1.00*    NY        0.89     OV        0.95     
!   PT        0.98     SC        1.00*    WZ        1.08     
! 
!  A total of 39 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   AP        1.00*    BR        0.95     FD        0.95     HN        1.71     
!   KP        0.79     LA        0.98     MC        0.89     MK        0.97     
!   NL        0.90     HO        1.00*    NY        1.03     OV        0.99     
!   PT        0.98     SC        1.06     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   AP        1.10     BR        0.87     FD        1.00*    HN        1.01     
!   KP        1.00*    LA        1.00*    MC        1.25     MK        1.00*    
!   NL        1.01     HO        1.00*    NY        1.05     OV        1.00*    
!   PT        1.00*    SC        1.00*    WZ        1.01     
! 
! 
! Fit before self-cal, rms=0.391716Jy  sigma=0.004247
! Fit after  self-cal, rms=0.248271Jy  sigma=0.001650
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.025 mas, bmaj=3.827 mas, bpa=-16.74 degrees
! Estimated noise=971.361 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 = -0.0098886 Jy
! Component: 100  -  total flux cleaned = -0.0098944 Jy
! Total flux subtracted in 100 components = -0.0098944 Jy
! Clean residual min=-0.015892 max=0.013380 Jy/beam
! Clean residual mean=-0.000082 rms=0.003105 Jy/beam
! Combined flux in latest and established models = 1.75206 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 34 components and 1.75206 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.247307Jy  sigma=0.001634
! Fit after  self-cal, rms=0.247420Jy  sigma=0.001633
! 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 = -0.000174781 Jy
! Component: 100  -  total flux cleaned = 6.53005e-05 Jy
! Total flux subtracted in 100 components = 6.53005e-05 Jy
! Clean residual min=-0.015365 max=0.013266 Jy/beam
! Clean residual mean=-0.000082 rms=0.003080 Jy/beam
! Combined flux in latest and established models = 1.75213 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 37 components and 1.75213 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.247051Jy  sigma=0.001628
! Fit after  self-cal, rms=0.166583Jy  sigma=0.001388
! Inverting map and beam 
! Estimated beam: bmin=3.031 mas, bmaj=3.835 mas, bpa=-16.49 degrees
! Estimated noise=969.504 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)
! Added new window around map position (3.6, 14.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00222269 Jy
! Component: 100  -  total flux cleaned = -9.20533e-05 Jy
! Total flux subtracted in 100 components = -9.20533e-05 Jy
! Clean residual min=-0.010387 max=0.011269 Jy/beam
! Clean residual mean=-0.000044 rms=0.002157 Jy/beam
! Combined flux in latest and established models = 1.75204 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 43 components and 1.75204 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.165482Jy  sigma=0.001371
! Fit after  self-cal, rms=0.165469Jy  sigma=0.001371
! Inverting map 
! Added new window around map position (-8.4, 34).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00575093 Jy
! Component: 100  -  total flux cleaned = 0.00464799 Jy
! Total flux subtracted in 100 components = 0.00464799 Jy
! Clean residual min=-0.010123 max=0.008678 Jy/beam
! Clean residual mean=-0.000039 rms=0.002083 Jy/beam
! Combined flux in latest and established models = 1.75669 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 49 components and 1.75669 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.164720Jy  sigma=0.001359
! Fit after  self-cal, rms=0.164683Jy  sigma=0.001359
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1739+522_S
! Writing UV FITS file: 1739+522_S.uvf
! Writing 49 model components to file: 1739+522_S.mod
! wwins: Wrote 3 windows to 1739+522_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.031 x 3.835 at -16.49 degrees (North through East)
! Clean map  min=-0.0094976  max=1.6002 Jy/beam
! Writing clean map to FITS file: 1739+522_S.fits
! Writing difmap environment to: 1739+522_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1739+522_S]
device 1739+522_Suv.ps/vps,1,2
! Attempting to open device: '1739+522_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1739+522_Sim.ps/vps
! Attempting to open device: '1739+522_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=3.031 mas, bmaj=3.835 mas, bpa=-16.49 degrees
! Estimated noise=969.504 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.031 x 3.835 at -16.49 degrees (North through East)
! Clean map  min=-0.0094976  max=1.6002 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1739+522_S.log closed on Tue Sep 12 11:08:28 2006