! Started logfile: 0019+058_S.log on Wed Apr  9 23:46:04 2008
observe 0019+058_S.edt
! Reading UV FITS file: 0019+058_S.edt
! AN table 1: 37 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.341812 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0019+058
! 
! 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 955 lines of history.
! 
! Reading 7740 visibilities.
![@gonzo7-0.4 0019+058_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 478 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 466 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 486 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 520 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.721252Jy  sigma=0.008650
! Fit after  self-cal, rms=0.718654Jy  sigma=0.008699
! 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=2.144 mas, bmaj=4.917 mas, bpa=-3.739 degrees
! Estimated noise=2646.15 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 = 0.219536 Jy
! Total flux subtracted in 50 components = 0.219536 Jy
! Clean residual min=-0.016890 max=0.061226 Jy/beam
! Clean residual mean=0.000197 rms=0.005854 Jy/beam
! Combined flux in latest and established models = 0.219536 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 0.219536 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.104044Jy  sigma=0.001235
! Fit after  self-cal, rms=0.104045Jy  sigma=0.001235
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0481042 Jy
! Total flux subtracted in 50 components = 0.0481042 Jy
! Clean residual min=-0.011784 max=0.016801 Jy/beam
! Clean residual mean=0.000081 rms=0.003399 Jy/beam
! Combined flux in latest and established models = 0.267641 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 4 components and 0.267641 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082318Jy  sigma=0.000958
! Fit after  self-cal, rms=0.082300Jy  sigma=0.000958
! 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=2.423 mas, bmaj=5.505 mas, bpa=-3.236 degrees
! Estimated noise=1487.81 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 = 0.0167226 Jy
! Component: 100  -  total flux cleaned = 0.0257892 Jy
! Total flux subtracted in 100 components = 0.0257892 Jy
! Clean residual min=-0.007619 max=0.011703 Jy/beam
! Clean residual mean=0.000069 rms=0.002374 Jy/beam
! Combined flux in latest and established models = 0.29343 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 26 components and 0.29343 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.079365Jy  sigma=0.000915
! Fit after  self-cal, rms=0.079359Jy  sigma=0.000915
! 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        0.98     FD        1.00*    GC        1.06     HH        1.00*    
!   HN        0.94     KK        1.00*    KP        0.88     LA        1.01     
!   MC        1.35     MK        1.00*    NL        0.96     NY        1.00*    
!   ON        0.96     OV        0.94     PT        1.00*    SC        0.93     
!   WF        1.03     WZ        0.98     
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.00*    GC        1.04     HH        1.00*    
!   HN        0.97     KK        1.00*    KP        1.03     LA        1.00     
!   MC        1.18     MK        1.00*    NL        0.96     NY        1.00*    
!   ON        1.07     OV        0.95     PT        1.00*    SC        0.98     
!   WF        0.96     WZ        0.95     
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00*    GC        1.07     HH        1.00*    
!   HN        1.11     KK        1.00*    KP        0.99     LA        0.96     
!   MC        1.00*    MK        1.00*    NL        0.94     NY        1.00*    
!   ON        1.08     OV        0.95     PT        1.00*    SC        1.06     
!   WF        1.05     WZ        0.97     
! 
! 
! Correcting IF 4.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.00*    GC        1.05     HH        1.00*    
!   HN        1.11     KK        1.00*    KP        1.03     LA        1.00*    
!   MC        1.00*    MK        1.00*    NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.86     PT        1.00*    SC        1.07     
!   WF        1.02     WZ        0.98     
! 
! 
! Fit before self-cal, rms=0.079359Jy  sigma=0.000915
! Fit after  self-cal, rms=0.076101Jy  sigma=0.000863
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.44 mas, bmaj=5.564 mas, bpa=-3.135 degrees
! Estimated noise=1473.4 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 = 0.000432082 Jy
! Component: 100  -  total flux cleaned = 0.00061983 Jy
! Total flux subtracted in 100 components = 0.00061983 Jy
! Clean residual min=-0.004300 max=0.005081 Jy/beam
! Clean residual mean=0.000099 rms=0.001152 Jy/beam
! Combined flux in latest and established models = 0.29405 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 29 components and 0.29405 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.076072Jy  sigma=0.000862
! Fit after  self-cal, rms=0.076071Jy  sigma=0.000862
! 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 = 7.88663e-05 Jy
! Component: 100  -  total flux cleaned = -2.59711e-05 Jy
! Total flux subtracted in 100 components = -2.59711e-05 Jy
! Clean residual min=-0.004247 max=0.004957 Jy/beam
! Clean residual mean=0.000098 rms=0.001146 Jy/beam
! Combined flux in latest and established models = 0.294024 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 32 components and 0.294024 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.076063Jy  sigma=0.000862
! Fit after  self-cal, rms=0.074726Jy  sigma=0.000837
! Inverting map and beam 
! Estimated beam: bmin=2.441 mas, bmaj=5.559 mas, bpa=-3.124 degrees
! Estimated noise=1478.69 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 = 0.000738507 Jy
! Component: 100  -  total flux cleaned = 0.000824471 Jy
! Total flux subtracted in 100 components = 0.000824471 Jy
! Clean residual min=-0.004012 max=0.004672 Jy/beam
! Clean residual mean=0.000141 rms=0.001134 Jy/beam
! Combined flux in latest and established models = 0.294848 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 36 components and 0.294848 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074705Jy  sigma=0.000837
! Fit after  self-cal, rms=0.074708Jy  sigma=0.000837
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0019+058_S
! Writing UV FITS file: 0019+058_S.uvf
! Writing 36 model components to file: 0019+058_S.mod
! wwins: Wrote 1 windows to 0019+058_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.441 x 5.559 at -3.124 degrees (North through East)
! Clean map  min=-0.0038954  max=0.28299 Jy/beam
! Writing clean map to FITS file: 0019+058_S.fits
! Writing difmap environment to: 0019+058_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0019+058_S]
device 0019+058_Suv.ps/vps,1,2
! Attempting to open device: '0019+058_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0019+058_Sim.ps/vps
! Attempting to open device: '0019+058_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=2.441 mas, bmaj=5.559 mas, bpa=-3.124 degrees
! Estimated noise=1478.69 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.441 x 5.559 at -3.124 degrees (North through East)
! Clean map  min=-0.0038954  max=0.28299 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0019+058_S.log closed on Wed Apr  9 23:46:09 2008