! Started logfile: 0735+178_X.log on Fri Jun 27 16:09:18 2008
observe 0735+178_X.edt
! Reading UV FITS file: 0735+178_X.edt
! AN table 1: 73 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.0222783 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0735+178
! 
! 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 1472 lines of history.
! 
! Reading 1236 visibilities.
![@gonzo6-0.1-pw 0735+178_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 1300 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1300 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1300 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1300 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.563337Jy  sigma=7.810981
! Fit after  self-cal, rms=0.555369Jy  sigma=7.633193
! 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
peakw win_mult
! Inverting map and beam 
! Estimated beam: bmin=0.3947 mas, bmaj=1.871 mas, bpa=-2.423 degrees
! Estimated noise=3.33542 mJy/beam.
! Added new window around map position (0, 0).
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=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.357542 Jy
! Total flux subtracted in 50 components = 0.357542 Jy
! Clean residual min=-0.128043 max=0.107792 Jy/beam
! Clean residual mean=0.000202 rms=0.034386 Jy/beam
! Combined flux in latest and established models = 0.357542 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.357542 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.496471Jy  sigma=4.095228
! Fit after  self-cal, rms=0.496611Jy  sigma=4.094678
! 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=0.4622 mas, bmaj=1.603 mas, bpa=-1.235 degrees
! Estimated noise=2.08434 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 = 0.214176 Jy
! Component: 100  -  total flux cleaned = 0.335152 Jy
! Total flux subtracted in 100 components = 0.335152 Jy
! Clean residual min=-0.149956 max=0.095923 Jy/beam
! Clean residual mean=0.000064 rms=0.043777 Jy/beam
! Combined flux in latest and established models = 0.692694 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 18 components and 0.692694 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.350440Jy  sigma=2.938418
! Fit after  self-cal, rms=0.349498Jy  sigma=2.923208
! 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 33 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        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        0.87     MC        0.69     MK        1.00*    NL        1.00*    
!   NY        1.17     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        1.36     WF        1.00*    WZ        1.02     
! 
! 
! Correcting IF 2.
!  A total of 33 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        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        0.99     MC        0.43     MK        1.00*    NL        1.00*    
!   NY        1.18     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        1.26     WF        1.00*    WZ        1.01     
! 
! 
! Correcting IF 3.
!  A total of 33 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        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        1.06     MC        0.58     MK        1.00*    NL        1.00*    
!   NY        1.25     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        1.16     WF        1.00*    WZ        1.00     
! 
! 
! Correcting IF 4.
!  A total of 33 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        1.00*    KK        1.00*    KP        1.00*    LA        1.00*    
!   MA        0.99     MC        0.47     MK        1.00*    NL        1.00*    
!   NY        1.28     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        1.18     WF        1.00*    WZ        1.03     
! 
! 
! Fit before self-cal, rms=0.349498Jy  sigma=2.923208
! Fit after  self-cal, rms=0.140852Jy  sigma=1.492657
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.486 mas, bmaj=1.635 mas, bpa=-3.015 degrees
! Estimated noise=2.15618 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 = 0.0311351 Jy
! Component: 100  -  total flux cleaned = 0.0344632 Jy
! Total flux subtracted in 100 components = 0.0344632 Jy
! Clean residual min=-0.023112 max=0.025794 Jy/beam
! Clean residual mean=0.000019 rms=0.006819 Jy/beam
! Combined flux in latest and established models = 0.727158 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 26 components and 0.727158 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126653Jy  sigma=1.314026
! Fit after  self-cal, rms=0.126923Jy  sigma=1.299555
! 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 = 0.0010655 Jy
! Component: 100  -  total flux cleaned = 0.00112132 Jy
! Total flux subtracted in 100 components = 0.00112132 Jy
! Clean residual min=-0.017745 max=0.021008 Jy/beam
! Clean residual mean=0.000016 rms=0.005188 Jy/beam
! Combined flux in latest and established models = 0.728279 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 31 components and 0.728279 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.123156Jy  sigma=1.259760
! Fit after  self-cal, rms=0.120108Jy  sigma=1.134895
! Inverting map and beam 
! Estimated beam: bmin=0.4818 mas, bmaj=1.635 mas, bpa=-2.837 degrees
! Estimated noise=2.10907 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)
! Added new window around map position (-5.8, 8.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0108872 Jy
! Component: 100  -  total flux cleaned = 0.00994521 Jy
! Total flux subtracted in 100 components = 0.00994521 Jy
! Clean residual min=-0.008554 max=0.007853 Jy/beam
! Clean residual mean=0.000010 rms=0.002093 Jy/beam
! Combined flux in latest and established models = 0.738224 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 40 components and 0.738224 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.118402Jy  sigma=1.119827
! Fit after  self-cal, rms=0.118523Jy  sigma=1.116231
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0735+178_X
! Writing UV FITS file: 0735+178_X.uvf
! Writing 40 model components to file: 0735+178_X.mod
! wwins: Wrote 2 windows to 0735+178_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.4818 x 1.635 at -2.837 degrees (North through East)
! Clean map  min=-0.0083869  max=0.52539 Jy/beam
! Writing clean map to FITS file: 0735+178_X.fits
! Writing difmap environment to: 0735+178_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0735+178_X]
device 0735+178_Xuv.ps/vps,1,2
! Attempting to open device: '0735+178_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0735+178_Xim.ps/vps
! Attempting to open device: '0735+178_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=0.4818 mas, bmaj=1.635 mas, bpa=-2.837 degrees
! Estimated noise=2.10907 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.4818 x 1.635 at -2.837 degrees (North through East)
! Clean map  min=-0.0083869  max=0.52539 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.1-pw]
quit
! Quitting program
! Log file 0735+178_X.log closed on Fri Jun 27 16:09:26 2008