! Started logfile: 3C390.3_X.log on Wed May 14 16:59:19 2008
observe 3C390.3_X.edt
! Reading UV FITS file: 3C390.3_X.edt
! AN table 1: 123 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.185557 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 3C390.3
! 
! 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  8.40997e+09        8e+06          1        8e+06
!  02        2  8.47997e+09        8e+06          1        8e+06
!  03        3  8.79497e+09        8e+06          1        8e+06
!  04        4  8.89997e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 946 lines of history.
! 
! Reading 13968 visibilities.
![@gonzo7-0.1 3C390.3_X]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.1
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 0.100x0.100 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 1995 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1998 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 2027 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 2013 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.793012Jy  sigma=0.011787
! Fit after  self-cal, rms=0.792415Jy  sigma=0.011838
! 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=0.6536 mas, bmaj=0.8243 mas, bpa=-89.96 degrees
! Estimated noise=2334.52 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 = 0.153871 Jy
! Total flux subtracted in 50 components = 0.153871 Jy
! Clean residual min=-0.013496 max=0.045082 Jy/beam
! Clean residual mean=-0.000039 rms=0.003209 Jy/beam
! Combined flux in latest and established models = 0.153871 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 5 components and 0.153871 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082139Jy  sigma=0.001254
! Fit after  self-cal, rms=0.082132Jy  sigma=0.001254
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0433266 Jy
! Total flux subtracted in 50 components = 0.0433266 Jy
! Clean residual min=-0.008481 max=0.017005 Jy/beam
! Clean residual mean=0.000003 rms=0.001974 Jy/beam
! Combined flux in latest and established models = 0.197197 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 8 components and 0.197197 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.059133Jy  sigma=0.000858
! Fit after  self-cal, rms=0.059105Jy  sigma=0.000858
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.016781 Jy
! Total flux subtracted in 50 components = 0.016781 Jy
! Clean residual min=-0.007337 max=0.009431 Jy/beam
! Clean residual mean=0.000019 rms=0.001722 Jy/beam
! Combined flux in latest and established models = 0.213978 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 12 components and 0.213978 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.054792Jy  sigma=0.000773
! Fit after  self-cal, rms=0.054787Jy  sigma=0.000773
! 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=0.9105 mas, bmaj=1.121 mas, bpa=-60.66 degrees
! Estimated noise=1327.98 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 = 0.0106339 Jy
! Component: 100  -  total flux cleaned = 0.0158923 Jy
! Total flux subtracted in 100 components = 0.0158923 Jy
! Clean residual min=-0.005376 max=0.008476 Jy/beam
! Clean residual mean=-0.000043 rms=0.001595 Jy/beam
! Combined flux in latest and established models = 0.229871 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 26 components and 0.229871 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.053370Jy  sigma=0.000737
! Fit after  self-cal, rms=0.053355Jy  sigma=0.000737
! 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        1.08     FD        0.98     GC        1.05     HH        1.00*    
!   HN        1.01     KK        1.00     KP        0.98     LA        0.98     
!   MC        1.00*    MK        0.99     NL        1.02     NY        0.99     
!   ON        1.00*    OV        1.02     PT        0.95     SC        1.11     
!   WF        0.99     WZ        1.03     
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.98     GC        1.03     HH        1.00*    
!   HN        1.04     KK        0.98     KP        0.99     LA        0.98     
!   MC        1.02     MK        0.99     NL        1.01     NY        0.96     
!   ON        1.00     OV        0.99     PT        0.98     SC        0.99     
!   WF        1.01     WZ        0.97     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        0.98     GC        1.02     HH        1.00*    
!   HN        1.02     KK        1.00     KP        0.97     LA        0.98     
!   MC        1.04     MK        1.00     NL        1.00     NY        0.94     
!   ON        1.03     OV        1.01     PT        0.98     SC        1.01     
!   WF        1.03     WZ        0.97     
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.99     GC        0.99     HH        1.00*    
!   HN        1.08     KK        0.98     KP        0.98     LA        0.97     
!   MC        1.08     MK        1.01     NL        1.00     NY        1.03     
!   ON        0.83     OV        0.99     PT        0.99     SC        0.96     
!   WF        1.00     WZ        0.93     
! 
! 
! Fit before self-cal, rms=0.053355Jy  sigma=0.000737
! Fit after  self-cal, rms=0.053320Jy  sigma=0.000732
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9162 mas, bmaj=1.131 mas, bpa=-59.75 degrees
! Estimated noise=1330.2 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 = -2.34154e-05 Jy
! Component: 100  -  total flux cleaned = 0.000129774 Jy
! Total flux subtracted in 100 components = 0.000129774 Jy
! Clean residual min=-0.005319 max=0.008264 Jy/beam
! Clean residual mean=0.000017 rms=0.001455 Jy/beam
! Combined flux in latest and established models = 0.23 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 30 components and 0.23 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.053272Jy  sigma=0.000731
! Fit after  self-cal, rms=0.053263Jy  sigma=0.000731
! 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)
! Added new window around map position (-5.4, 7.1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00806685 Jy
! Component: 100  -  total flux cleaned = 0.0118676 Jy
! Total flux subtracted in 100 components = 0.0118676 Jy
! Clean residual min=-0.004715 max=0.005234 Jy/beam
! Clean residual mean=0.000035 rms=0.001145 Jy/beam
! Combined flux in latest and established models = 0.241868 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 42 components and 0.241868 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052373Jy  sigma=0.000711
! Fit after  self-cal, rms=0.051678Jy  sigma=0.000692
! Inverting map and beam 
! Estimated beam: bmin=0.9202 mas, bmaj=1.138 mas, bpa=-59.02 degrees
! Estimated noise=1332.04 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 = 0.0036741 Jy
! Component: 100  -  total flux cleaned = 0.00452332 Jy
! Total flux subtracted in 100 components = 0.00452332 Jy
! Clean residual min=-0.004345 max=0.004230 Jy/beam
! Clean residual mean=0.000023 rms=0.001016 Jy/beam
! Combined flux in latest and established models = 0.246391 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 55 components and 0.246391 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051501Jy  sigma=0.000688
! Fit after  self-cal, rms=0.051367Jy  sigma=0.000686
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 3C390.3_X
! Writing UV FITS file: 3C390.3_X.uvf
! Writing 55 model components to file: 3C390.3_X.mod
! wwins: Wrote 2 windows to 3C390.3_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9202 x 1.138 at -59.02 degrees (North through East)
! Clean map  min=-0.0041124  max=0.20642 Jy/beam
! Writing clean map to FITS file: 3C390.3_X.fits
! Writing difmap environment to: 3C390.3_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 3C390.3_X]
device 3C390.3_Xuv.ps/vps,1,2
! Attempting to open device: '3C390.3_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 3C390.3_Xim.ps/vps
! Attempting to open device: '3C390.3_Xim.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=0.9202 mas, bmaj=1.138 mas, bpa=-59.02 degrees
! Estimated noise=1332.04 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9202 x 1.138 at -59.02 degrees (North through East)
! Clean map  min=-0.0041124  max=0.20642 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 3C390.3_X.log closed on Wed May 14 16:59:28 2008