! Started logfile: 2023+336_S.log on Fri Jul 20 19:00:19 2007
observe 2023+336_S.edt
! Reading UV FITS file: 2023+336_S.edt
! AN table 1: 207 integrations on 171 of 171 possible baselines.
! AN table 2: 25 integrations on 171 of 171 possible baselines.
! AN table 3: 48 integrations on 171 of 171 possible baselines.
! AN table 4: 42 integrations on 171 of 171 possible baselines.
! AN table 5: 43 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.0714091 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2023+336
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          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 1344 lines of history.
! 
! Reading 17828 visibilities.
![@gonzo6-0.4 2023+336_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 3817 telescope corrections were flagged in sub-array 1.
!  A total of 475 telescope corrections were flagged in sub-array 2.
!  A total of 832 telescope corrections were flagged in sub-array 3.
!  A total of 798 telescope corrections were flagged in sub-array 4.
!  A total of 817 telescope corrections were flagged in sub-array 5.
! 
! Correcting IF 2.
!  A total of 3812 telescope corrections were flagged in sub-array 1.
!  A total of 475 telescope corrections were flagged in sub-array 2.
!  A total of 843 telescope corrections were flagged in sub-array 3.
!  A total of 798 telescope corrections were flagged in sub-array 4.
!  A total of 817 telescope corrections were flagged in sub-array 5.
! 
! Correcting IF 3.
!  A total of 3809 telescope corrections were flagged in sub-array 1.
!  A total of 475 telescope corrections were flagged in sub-array 2.
!  A total of 826 telescope corrections were flagged in sub-array 3.
!  A total of 798 telescope corrections were flagged in sub-array 4.
!  A total of 817 telescope corrections were flagged in sub-array 5.
! 
! Correcting IF 4.
!  A total of 3877 telescope corrections were flagged in sub-array 1.
!  A total of 475 telescope corrections were flagged in sub-array 2.
!  A total of 869 telescope corrections were flagged in sub-array 3.
!  A total of 798 telescope corrections were flagged in sub-array 4.
!  A total of 817 telescope corrections were flagged in sub-array 5.
! 
! Fit before self-cal, rms=0.303430Jy  sigma=0.004730
! Fit after  self-cal, rms=0.293427Jy  sigma=0.004711
! 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=5.716 mas, bmaj=9.082 mas, bpa=-65.66 degrees
! Estimated noise=5008.48 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 = 0.489664 Jy
! Total flux subtracted in 50 components = 0.489664 Jy
! Clean residual min=-0.075595 max=0.173438 Jy/beam
! Clean residual mean=-0.002092 rms=0.031478 Jy/beam
! Combined flux in latest and established models = 0.489665 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 22 components and 0.489665 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.277786Jy  sigma=0.005249
! Fit after  self-cal, rms=0.277762Jy  sigma=0.005249
! 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=16.84 mas, bmaj=24.07 mas, bpa=-65.78 degrees
! Estimated noise=1484.72 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 = 0.218516 Jy
! Component: 100  -  total flux cleaned = 0.277738 Jy
! Total flux subtracted in 100 components = 0.277738 Jy
! Clean residual min=-0.014215 max=0.021122 Jy/beam
! Clean residual mean=-0.000182 rms=0.007127 Jy/beam
! Combined flux in latest and established models = 0.767402 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 50 model components to the UV plane model.
! The established model now contains 68 components and 0.767402 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.072197Jy  sigma=0.001008
! Fit after  self-cal, rms=0.072248Jy  sigma=0.001007
! 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 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.27     FD        1.02     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        0.98     LA        0.98     MA        1.00*    
!   MK        1.00*    NL        1.05     NY        1.00*    ON        1.00*    
!   OV        1.02     PT        0.98     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.87     FD        0.99     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        1.00     LA        0.98     MA        1.00*    
!   MK        0.99     NL        1.31     NY        1.00*    ON        1.00*    
!   OV        1.02     PT        0.98     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 5:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 2.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.02     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        0.99     LA        0.98     MA        1.00*    
!   MK        1.00*    NL        1.02     NY        1.00*    ON        1.00*    
!   OV        1.03     PT        0.98     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 18 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.72     FD        1.00     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        1.00     LA        1.00     MA        1.00*    
!   MK        1.00*    NL        1.43     NY        1.00*    ON        1.00*    
!   OV        1.01     PT        0.96     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 5:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 3.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.02     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        0.98     LA        0.98     MA        1.00*    
!   MK        1.00*    NL        1.04     NY        1.00*    ON        1.00*    
!   OV        1.04     PT        0.98     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        2.16     FD        1.01     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        1.00     LA        0.99     MA        1.00*    
!   MK        0.90     NL        1.00*    NY        1.17     ON        1.00*    
!   OV        1.01     PT        0.98     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 5:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.02     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        0.99     LA        0.97     MA        1.00*    
!   MK        1.00*    NL        1.07     NY        1.00*    ON        1.00*    
!   OV        1.04     PT        0.97     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.99     FD        1.00     GC        1.00*    GG        1.00*    
!   HN        1.00*    KP        0.99     LA        0.99     MA        1.00*    
!   MK        1.00*    NL        1.00*    NY        1.00*    ON        1.00*    
!   OV        1.00*    PT        0.99     SC        1.00*    TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 5:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KP        0.00*    LA        0.00*    MA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
! 
! Fit before self-cal, rms=0.072248Jy  sigma=0.001007
! Fit after  self-cal, rms=0.067130Jy  sigma=0.000814
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=16.25 mas, bmaj=24.82 mas, bpa=-61.98 degrees
! Estimated noise=1551.01 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 = 0.000340729 Jy
! Component: 100  -  total flux cleaned = 0.00033433 Jy
! Total flux subtracted in 100 components = 0.00033433 Jy
! Clean residual min=-0.006412 max=0.006512 Jy/beam
! Clean residual mean=0.000054 rms=0.002129 Jy/beam
! Combined flux in latest and established models = 0.767737 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 73 components and 0.767737 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.067045Jy  sigma=0.000814
! Fit after  self-cal, rms=0.067126Jy  sigma=0.000814
! 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 = 0.00012806 Jy
! Component: 100  -  total flux cleaned = 0.000128851 Jy
! Total flux subtracted in 100 components = 0.000128851 Jy
! Clean residual min=-0.006384 max=0.006517 Jy/beam
! Clean residual mean=0.000054 rms=0.002126 Jy/beam
! Combined flux in latest and established models = 0.767866 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 75 components and 0.767866 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.067047Jy  sigma=0.000814
! Fit after  self-cal, rms=0.064937Jy  sigma=0.000795
! Inverting map and beam 
! Estimated beam: bmin=16.72 mas, bmaj=24.83 mas, bpa=-61.85 degrees
! Estimated noise=1553.85 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 = 0.000561598 Jy
! Component: 100  -  total flux cleaned = 0.00066128 Jy
! Total flux subtracted in 100 components = 0.00066128 Jy
! Clean residual min=-0.006388 max=0.006340 Jy/beam
! Clean residual mean=0.000039 rms=0.002087 Jy/beam
! Combined flux in latest and established models = 0.768527 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 80 components and 0.768527 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.064830Jy  sigma=0.000795
! Fit after  self-cal, rms=0.064881Jy  sigma=0.000795
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2023+336_S
! Writing UV FITS file: 2023+336_S.uvf
! Writing 80 model components to file: 2023+336_S.mod
! wwins: Wrote 1 windows to 2023+336_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 16.72 x 24.83 at -61.85 degrees (North through East)
! Clean map  min=-0.0064065  max=0.72362 Jy/beam
! Writing clean map to FITS file: 2023+336_S.fits
! Writing difmap environment to: 2023+336_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2023+336_S]
device 2023+336_Suv.ps/vps,1,2
! Attempting to open device: '2023+336_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2023+336_Sim.ps/vps
! Attempting to open device: '2023+336_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=16.72 mas, bmaj=24.83 mas, bpa=-61.85 degrees
! Estimated noise=1553.85 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 16.72 x 24.83 at -61.85 degrees (North through East)
! Clean map  min=-0.0064065  max=0.72362 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.4]
quit
! Quitting program
! Log file 2023+336_S.log closed on Fri Jul 20 19:00:29 2007