! Started logfile: 1600-294_X.log on Thu Aug 14 12:23:21 2008
observe 1600-294_X.edt
! Reading UV FITS file: 1600-294_X.edt
! AN table 1: 90 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.275344 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1600-294
! 
! 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 898 lines of history.
! 
! Reading 10408 visibilities.
![@gonzo7-0.1 1600-294_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 656 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 656 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 656 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 681 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.851305Jy  sigma=0.010991
! Fit after  self-cal, rms=0.850909Jy  sigma=0.010990
! 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=0.6428 mas, bmaj=1.835 mas, bpa=-7.969 degrees
! Estimated noise=1352.44 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 = 0.118882 Jy
! Total flux subtracted in 50 components = 0.118882 Jy
! Clean residual min=-0.012190 max=0.033163 Jy/beam
! Clean residual mean=0.000035 rms=0.003138 Jy/beam
! Combined flux in latest and established models = 0.118882 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 0.118882 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.104781Jy  sigma=0.001195
! Fit after  self-cal, rms=0.104780Jy  sigma=0.001195
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0266213 Jy
! Total flux subtracted in 50 components = 0.0266213 Jy
! Clean residual min=-0.007761 max=0.011019 Jy/beam
! Clean residual mean=0.000019 rms=0.002029 Jy/beam
! Combined flux in latest and established models = 0.145503 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 9 components and 0.145503 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.098892Jy  sigma=0.001092
! Fit after  self-cal, rms=0.098908Jy  sigma=0.001092
! 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=0.8518 mas, bmaj=2.363 mas, bpa=-9.097 degrees
! Estimated noise=582.643 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 = 0.0106406 Jy
! Component: 100  -  total flux cleaned = 0.0120781 Jy
! Total flux subtracted in 100 components = 0.0120781 Jy
! Clean residual min=-0.004464 max=0.006456 Jy/beam
! Clean residual mean=0.000024 rms=0.001284 Jy/beam
! Combined flux in latest and established models = 0.157581 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 17 components and 0.157581 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.098029Jy  sigma=0.001075
! Fit after  self-cal, rms=0.098029Jy  sigma=0.001075
! 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        1.03     FD        0.98     HN        1.20     KB        1.00*    
!   KK        1.00*    KP        0.93     LA        1.00*    MK        0.98     
!   NL        1.01     NY        1.00*    OV        0.98     PT        0.97     
!   SC        1.00     WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.96     HN        1.22     KB        1.00*    
!   KK        1.00*    KP        0.97     LA        1.00*    MK        0.95     
!   NL        1.03     NY        1.00*    OV        1.01     PT        1.01     
!   SC        0.97     WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.93     HN        1.11     KB        1.00*    
!   KK        1.00*    KP        0.93     LA        1.00*    MK        0.90     
!   NL        0.99     NY        1.00*    OV        1.01     PT        1.03     
!   SC        0.91     WZ        1.00*    ZC        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        1.14     KB        1.00*    
!   KK        1.00*    KP        0.92     LA        1.00*    MK        0.92     
!   NL        1.09     NY        1.00*    OV        1.04     PT        1.03     
!   SC        0.91     WZ        1.00*    ZC        1.00*    
! 
! 
! Fit before self-cal, rms=0.098029Jy  sigma=0.001075
! Fit after  self-cal, rms=0.097501Jy  sigma=0.001065
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.845 mas, bmaj=2.328 mas, bpa=-9.283 degrees
! Estimated noise=571.249 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 = -0.000552691 Jy
! Component: 100  -  total flux cleaned = -0.000489059 Jy
! Total flux subtracted in 100 components = -0.000489059 Jy
! Clean residual min=-0.003289 max=0.004593 Jy/beam
! Clean residual mean=0.000031 rms=0.000935 Jy/beam
! Combined flux in latest and established models = 0.157092 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 25 components and 0.157092 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.097434Jy  sigma=0.001064
! Fit after  self-cal, rms=0.097435Jy  sigma=0.001064
! 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 = -2.74042e-06 Jy
! Component: 100  -  total flux cleaned = -0.000103452 Jy
! Total flux subtracted in 100 components = -0.000103452 Jy
! Clean residual min=-0.003282 max=0.004474 Jy/beam
! Clean residual mean=0.000031 rms=0.000925 Jy/beam
! Combined flux in latest and established models = 0.156988 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 32 components and 0.156988 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.097395Jy  sigma=0.001063
! Fit after  self-cal, rms=0.101487Jy  sigma=0.001045
! Inverting map and beam 
! Estimated beam: bmin=0.8469 mas, bmaj=2.342 mas, bpa=-9.324 degrees
! Estimated noise=574.134 mJy/beam.
! Added new window around map position (-3.3, 1.5).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0043461 Jy
! Component: 100  -  total flux cleaned = 0.00656435 Jy
! Total flux subtracted in 100 components = 0.00656435 Jy
! Clean residual min=-0.002409 max=0.002455 Jy/beam
! Clean residual mean=0.000017 rms=0.000628 Jy/beam
! Combined flux in latest and established models = 0.163553 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 45 components and 0.163553 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.101307Jy  sigma=0.001042
! Fit after  self-cal, rms=0.101160Jy  sigma=0.001041
! Inverting map and beam 
! Estimated beam: bmin=0.8457 mas, bmaj=2.339 mas, bpa=-9.282 degrees
! Estimated noise=571.052 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 = 0.00187798 Jy
! Component: 100  -  total flux cleaned = 0.00233401 Jy
! Total flux subtracted in 100 components = 0.00233401 Jy
! Clean residual min=-0.002234 max=0.002171 Jy/beam
! Clean residual mean=0.000012 rms=0.000595 Jy/beam
! Combined flux in latest and established models = 0.165887 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 57 components and 0.165887 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.101109Jy  sigma=0.001041
! Fit after  self-cal, rms=0.101120Jy  sigma=0.001040
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1600-294_X
! Writing UV FITS file: 1600-294_X.uvf
! Writing 57 model components to file: 1600-294_X.mod
! wwins: Wrote 2 windows to 1600-294_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8457 x 2.339 at -9.282 degrees (North through East)
! Clean map  min=-0.0021477  max=0.15318 Jy/beam
! Writing clean map to FITS file: 1600-294_X.fits
! Writing difmap environment to: 1600-294_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1600-294_X]
device 1600-294_Xuv.ps/vps,1,2
! Attempting to open device: '1600-294_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1600-294_Xim.ps/vps
! Attempting to open device: '1600-294_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=0.8457 mas, bmaj=2.339 mas, bpa=-9.282 degrees
! Estimated noise=571.052 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8457 x 2.339 at -9.282 degrees (North through East)
! Clean map  min=-0.0021477  max=0.15318 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 1600-294_X.log closed on Thu Aug 14 12:23:42 2008