! Started logfile: 2201+044_X.log on Tue Aug  7 10:26:59 2007
observe 2201+044_X.edt
! Reading UV FITS file: 2201+044_X.edt
! AN table 1: 44 integrations on 105 of 105 possible baselines.
! AN table 2: 42 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.170875 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2201+044
! 
! 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 1066 lines of history.
! 
! Reading 6172 visibilities.
![@gonzo7-0.1 2201+044_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 350 telescope corrections were flagged in sub-array 1.
!  A total of 385 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 350 telescope corrections were flagged in sub-array 1.
!  A total of 385 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 350 telescope corrections were flagged in sub-array 1.
!  A total of 385 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 350 telescope corrections were flagged in sub-array 1.
!  A total of 385 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.862986Jy  sigma=0.013815
! Fit after  self-cal, rms=0.862927Jy  sigma=0.013815
! 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=1.083 mas, bmaj=2.959 mas, bpa=-16.65 degrees
! Estimated noise=2722.79 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 = 0.0986689 Jy
! Total flux subtracted in 50 components = 0.0986689 Jy
! Clean residual min=-0.015629 max=0.031416 Jy/beam
! Clean residual mean=-0.000022 rms=0.005081 Jy/beam
! Combined flux in latest and established models = 0.0986689 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.0986689 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.091799Jy  sigma=0.001449
! Fit after  self-cal, rms=0.091793Jy  sigma=0.001449
! 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 mas, bmaj=3.763 mas, bpa=-1.853 degrees
! Estimated noise=569.257 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 = 0.0405664 Jy
! Component: 100  -  total flux cleaned = 0.0569749 Jy
! Total flux subtracted in 100 components = 0.0569749 Jy
! Clean residual min=-0.007607 max=0.013834 Jy/beam
! Clean residual mean=0.000032 rms=0.003323 Jy/beam
! Combined flux in latest and established models = 0.155644 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 32 components and 0.155644 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.076360Jy  sigma=0.001166
! Fit after  self-cal, rms=0.076330Jy  sigma=0.001165
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.09     HH        1.00*    HN        2.03     
!   KB        1.00*    KK        1.00*    KP        0.91     LA        0.93     
!   MK        0.84     NL        0.91     NY        1.00*    OV        0.99     
!   PT        0.90     SC        0.51     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        1.00*    HH        1.00*    HN        1.22     
!   KB        1.00*    KK        1.00*    KP        1.00     LA        0.80     
!   MK        1.00*    NL        1.29     NY        1.00*    OV        1.39     
!   PT        0.78     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.08     HH        1.00*    HN        2.12     
!   KB        1.00*    KK        1.00*    KP        0.91     LA        0.93     
!   MK        0.73     NL        0.91     NY        1.00*    OV        0.96     
!   PT        0.89     SC        0.43     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        1.00*    HH        1.00*    HN        1.31     
!   KB        1.00*    KK        1.00*    KP        0.98     LA        0.85     
!   MK        1.00*    NL        1.24     NY        1.00*    OV        1.46     
!   PT        0.81     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.09     HH        1.00*    HN        0.97     
!   KB        1.00*    KK        1.00*    KP        0.93     LA        0.93     
!   MK        1.07     NL        0.90     NY        1.00*    OV        1.01     
!   PT        0.89     SC        0.67     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        1.00*    HH        1.00*    HN        1.06     
!   KB        1.00*    KK        1.00*    KP        0.99     LA        0.85     
!   MK        1.00*    NL        1.11     NY        1.00*    OV        1.39     
!   PT        0.82     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.08     HH        1.00*    HN        1.78     
!   KB        1.00*    KK        1.00*    KP        0.89     LA        0.92     
!   MK        0.70     NL        0.89     NY        1.00*    OV        0.97     
!   PT        0.88     SC        0.65     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00*    FD        1.00*    HH        1.00*    HN        1.03     
!   KB        1.00*    KK        1.00*    KP        1.04     LA        0.84     
!   MK        1.00*    NL        1.30     NY        1.00*    OV        1.33     
!   PT        0.82     SC        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.076330Jy  sigma=0.001165
! Fit after  self-cal, rms=0.074399Jy  sigma=0.001086
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.089 mas, bmaj=3.751 mas, bpa=-1.736 degrees
! Estimated noise=549.594 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 = -0.00050025 Jy
! Component: 100  -  total flux cleaned = -0.0003827 Jy
! Total flux subtracted in 100 components = -0.0003827 Jy
! Clean residual min=-0.004058 max=0.004013 Jy/beam
! Clean residual mean=0.000002 rms=0.000939 Jy/beam
! Combined flux in latest and established models = 0.155261 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 41 components and 0.155261 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074331Jy  sigma=0.001085
! Fit after  self-cal, rms=0.074422Jy  sigma=0.001085
! 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 = -5.16229e-06 Jy
! Component: 100  -  total flux cleaned = 4.0284e-05 Jy
! Total flux subtracted in 100 components = 4.0284e-05 Jy
! Clean residual min=-0.003847 max=0.003906 Jy/beam
! Clean residual mean=0.000001 rms=0.000914 Jy/beam
! Combined flux in latest and established models = 0.155301 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 56 components and 0.155301 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.074384Jy  sigma=0.001084
! Fit after  self-cal, rms=0.075558Jy  sigma=0.001068
! Inverting map and beam 
! Estimated beam: bmin=2.101 mas, bmaj=3.749 mas, bpa=-1.666 degrees
! Estimated noise=551.087 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 = -0.000183878 Jy
! Component: 100  -  total flux cleaned = -0.000134717 Jy
! Total flux subtracted in 100 components = -0.000134717 Jy
! Clean residual min=-0.003702 max=0.003767 Jy/beam
! Clean residual mean=-0.000001 rms=0.000886 Jy/beam
! Combined flux in latest and established models = 0.155167 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 63 components and 0.155167 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.075512Jy  sigma=0.001067
! Fit after  self-cal, rms=0.075543Jy  sigma=0.001067
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2201+044_X
! Writing UV FITS file: 2201+044_X.uvf
! Writing 63 model components to file: 2201+044_X.mod
! wwins: Wrote 1 windows to 2201+044_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.101 x 3.749 at -1.666 degrees (North through East)
! Clean map  min=-0.0036873  max=0.13717 Jy/beam
! Writing clean map to FITS file: 2201+044_X.fits
! Writing difmap environment to: 2201+044_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2201+044_X]
device 2201+044_Xuv.ps/vps,1,2
! Attempting to open device: '2201+044_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2201+044_Xim.ps/vps
! Attempting to open device: '2201+044_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=2.101 mas, bmaj=3.749 mas, bpa=-1.666 degrees
! Estimated noise=551.087 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.101 x 3.749 at -1.666 degrees (North through East)
! Clean map  min=-0.0036873  max=0.13717 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 2201+044_X.log closed on Tue Aug  7 10:27:14 2007