! Started logfile: 1908-201_X.log on Wed May 14 16:02:32 2008
observe 1908-201_X.edt
! Reading UV FITS file: 1908-201_X.edt
! AN table 1: 41 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.0675913 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1908-201
! 
! 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 938 lines of history.
! 
! Reading 1696 visibilities.
![@gonzo6-0.1 1908-201_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 = 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 0.100x0.100 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 647 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 649 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 649 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 650 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.256649Jy  sigma=0.017659
! Fit after  self-cal, rms=1.260697Jy  sigma=0.017755
! 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=0.6441 mas, bmaj=1.822 mas, bpa=-7.047 degrees
! Estimated noise=2037.49 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 = 1.69907 Jy
! Total flux subtracted in 50 components = 1.69907 Jy
! Clean residual min=-0.089829 max=0.473845 Jy/beam
! Clean residual mean=0.001998 rms=0.035772 Jy/beam
! Combined flux in latest and established models = 1.69907 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 1.69907 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.623252Jy  sigma=0.009053
! Fit after  self-cal, rms=0.623252Jy  sigma=0.009053
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.414452 Jy
! Total flux subtracted in 50 components = 0.414452 Jy
! Clean residual min=-0.045748 max=0.158482 Jy/beam
! Clean residual mean=0.001205 rms=0.018455 Jy/beam
! Combined flux in latest and established models = 2.11353 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 14 components and 2.11353 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.338294Jy  sigma=0.004836
! Fit after  self-cal, rms=0.338304Jy  sigma=0.004836
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.179074 Jy
! Total flux subtracted in 50 components = 0.179074 Jy
! Clean residual min=-0.038628 max=0.089913 Jy/beam
! Clean residual mean=0.000861 rms=0.013021 Jy/beam
! Combined flux in latest and established models = 2.2926 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 26 components and 2.2926 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.248527Jy  sigma=0.003457
! Fit after  self-cal, rms=0.248518Jy  sigma=0.003457
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.105177 Jy
! Total flux subtracted in 50 components = 0.105177 Jy
! Clean residual min=-0.033184 max=0.068205 Jy/beam
! Clean residual mean=0.000660 rms=0.010431 Jy/beam
! Combined flux in latest and established models = 2.39778 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 30 components and 2.39778 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.208862Jy  sigma=0.002804
! Fit after  self-cal, rms=0.208886Jy  sigma=0.002804
! Inverting map 
! Added new window around map position (1.3, 1).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0733064 Jy
! Total flux subtracted in 50 components = 0.0733064 Jy
! Clean residual min=-0.029542 max=0.045534 Jy/beam
! Clean residual mean=0.000522 rms=0.008902 Jy/beam
! Combined flux in latest and established models = 2.47108 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 44 components and 2.47108 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.186554Jy  sigma=0.002436
! Fit after  self-cal, rms=0.185761Jy  sigma=0.002428
! 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=0.6994 mas, bmaj=2.136 mas, bpa=-7.431 degrees
! Estimated noise=1494.25 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 = 0.0721217 Jy
! Component: 100  -  total flux cleaned = 0.120249 Jy
! Total flux subtracted in 100 components = 0.120249 Jy
! Clean residual min=-0.023822 max=0.038164 Jy/beam
! Clean residual mean=0.000654 rms=0.007443 Jy/beam
! Combined flux in latest and established models = 2.59133 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 28 model components to the UV plane model.
! The established model now contains 69 components and 2.59133 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.160294Jy  sigma=0.001978
! Fit after  self-cal, rms=0.159352Jy  sigma=0.001964
! 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        0.97     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        1.03     KK        0.99     KP        0.97     LA        0.97     
!   MC        1.00*    MK        1.02     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.98     SC        1.00     
!   WF        1.00     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.03     KK        1.02     KP        0.98     LA        0.98     
!   MC        1.00*    MK        0.99     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        1.01     SC        1.00     
!   WF        1.03     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  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        1.00*    HH        1.00*    
!   HN        1.03     KK        1.01     KP        1.01     LA        0.98     
!   MC        1.00*    MK        0.98     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.04     SC        1.01     
!   WF        1.11     WZ        1.00*    
! 
! 
! 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        0.98     GC        1.00*    HH        1.00*    
!   HN        1.02     KK        1.00     KP        0.99     LA        0.99     
!   MC        1.00*    MK        0.97     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.05     SC        1.07     
!   WF        1.15     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.159352Jy  sigma=0.001964
! Fit after  self-cal, rms=0.134065Jy  sigma=0.001630
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7054 mas, bmaj=2.141 mas, bpa=-7.548 degrees
! Estimated noise=1489.35 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 (2.2, 1.3).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0331354 Jy
! Component: 100  -  total flux cleaned = 0.0517886 Jy
! Total flux subtracted in 100 components = 0.0517886 Jy
! Clean residual min=-0.016752 max=0.024704 Jy/beam
! Clean residual mean=0.000832 rms=0.004827 Jy/beam
! Combined flux in latest and established models = 2.64312 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 91 components and 2.64312 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126789Jy  sigma=0.001509
! Fit after  self-cal, rms=0.126307Jy  sigma=0.001499
! 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 (4, 4.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0240553 Jy
! Component: 100  -  total flux cleaned = 0.0382719 Jy
! Total flux subtracted in 100 components = 0.0382719 Jy
! Clean residual min=-0.015678 max=0.021568 Jy/beam
! Clean residual mean=0.000740 rms=0.004263 Jy/beam
! Combined flux in latest and established models = 2.68139 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 112 components and 2.68139 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.121614Jy  sigma=0.001434
! Fit after  self-cal, rms=0.104743Jy  sigma=0.001197
! Inverting map and beam 
! Estimated beam: bmin=0.7059 mas, bmaj=2.154 mas, bpa=-7.545 degrees
! Estimated noise=1491.9 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 = 0.0146174 Jy
! Component: 100  -  total flux cleaned = 0.0221729 Jy
! Total flux subtracted in 100 components = 0.0221729 Jy
! Clean residual min=-0.007522 max=0.011140 Jy/beam
! Clean residual mean=0.000398 rms=0.002272 Jy/beam
! Combined flux in latest and established models = 2.70356 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 126 components and 2.70356 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.102715Jy  sigma=0.001164
! Fit after  self-cal, rms=0.102657Jy  sigma=0.001162
! Inverting map 
! Added new window around map position (-4.3, -6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0112607 Jy
! Component: 100  -  total flux cleaned = 0.0182843 Jy
! Total flux subtracted in 100 components = 0.0182843 Jy
! Clean residual min=-0.007129 max=0.009053 Jy/beam
! Clean residual mean=0.000350 rms=0.001999 Jy/beam
! Combined flux in latest and established models = 2.72185 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 145 components and 2.72185 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.101355Jy  sigma=0.001142
! Fit after  self-cal, rms=0.101333Jy  sigma=0.001141
! Inverting map 
! Added new window around map position (0.8, 4.7).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00895398 Jy
! Component: 100  -  total flux cleaned = 0.0138111 Jy
! Total flux subtracted in 100 components = 0.0138111 Jy
! Clean residual min=-0.006974 max=0.007186 Jy/beam
! Clean residual mean=0.000307 rms=0.001826 Jy/beam
! Combined flux in latest and established models = 2.73566 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 160 components and 2.73566 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100506Jy  sigma=0.001128
! Fit after  self-cal, rms=0.100484Jy  sigma=0.001128
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1908-201_X
! Writing UV FITS file: 1908-201_X.uvf
! Writing 160 model components to file: 1908-201_X.mod
! wwins: Wrote 6 windows to 1908-201_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7059 x 2.154 at -7.545 degrees (North through East)
! Clean map  min=-0.0068257  max=2.2006 Jy/beam
! Writing clean map to FITS file: 1908-201_X.fits
! Writing difmap environment to: 1908-201_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1908-201_X]
device 1908-201_Xuv.ps/vps,1,2
! Attempting to open device: '1908-201_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1908-201_Xim.ps/vps
! Attempting to open device: '1908-201_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=0.7059 mas, bmaj=2.154 mas, bpa=-7.545 degrees
! Estimated noise=1491.9 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7059 x 2.154 at -7.545 degrees (North through East)
! Clean map  min=-0.0068257  max=2.2006 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.1]
quit
! Quitting program
! Log file 1908-201_X.log closed on Wed May 14 16:02:43 2008