! Started logfile: 0651+410_X.log on Wed May 14 11:35:45 2008
observe 0651+410_X.edt
! Reading UV FITS file: 0651+410_X.edt
! AN table 1: 100 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.219412 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0651+410
! 
! 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 13428 visibilities.
![@gonzo8-0.1 0651+410_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 = 8.0
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 1342 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1285 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1292 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1295 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.792814Jy  sigma=0.012428
! Fit after  self-cal, rms=0.791907Jy  sigma=0.012451
! 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=0.5229 mas, bmaj=0.8571 mas, bpa=-30.25 degrees
! Estimated noise=1126.86 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 = 0.147404 Jy
! Total flux subtracted in 50 components = 0.147404 Jy
! Clean residual min=-0.009824 max=0.041288 Jy/beam
! Clean residual mean=-0.000059 rms=0.003311 Jy/beam
! Combined flux in latest and established models = 0.147404 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 0.147404 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.104172Jy  sigma=0.001717
! Fit after  self-cal, rms=0.104169Jy  sigma=0.001717
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0435882 Jy
! Total flux subtracted in 50 components = 0.0435882 Jy
! Clean residual min=-0.006908 max=0.019676 Jy/beam
! Clean residual mean=-0.000033 rms=0.002214 Jy/beam
! Combined flux in latest and established models = 0.190993 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 15 components and 0.190993 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082876Jy  sigma=0.001321
! Fit after  self-cal, rms=0.082849Jy  sigma=0.001321
! Inverting map 
! Added new window around map position (0.1, -0.8).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0228453 Jy
! Total flux subtracted in 50 components = 0.0228453 Jy
! Clean residual min=-0.006760 max=0.011713 Jy/beam
! Clean residual mean=-0.000020 rms=0.001793 Jy/beam
! Combined flux in latest and established models = 0.213838 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 24 components and 0.213838 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.075805Jy  sigma=0.001175
! Fit after  self-cal, rms=0.075784Jy  sigma=0.001175
! 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=0.6713 mas, bmaj=1.036 mas, bpa=-21.06 degrees
! Estimated noise=484.321 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 = 0.0247679 Jy
! Component: 100  -  total flux cleaned = 0.0385679 Jy
! Total flux subtracted in 100 components = 0.0385679 Jy
! Clean residual min=-0.003712 max=0.008448 Jy/beam
! Clean residual mean=-0.000011 rms=0.001206 Jy/beam
! Combined flux in latest and established models = 0.252406 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 31 model components to the UV plane model.
! The established model now contains 52 components and 0.252406 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069214Jy  sigma=0.001034
! Fit after  self-cal, rms=0.069197Jy  sigma=0.001033
! 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        0.99     FD        0.98     GC        0.99     HH        1.00*    
!   HN        0.94     KK        1.00     KP        0.96     LA        0.94     
!   MC        1.00*    MK        1.01     NL        0.96     NY        0.92     
!   ON        1.00*    OV        0.97     PT        0.96     SC        1.09     
!   WF        1.33     WZ        1.00*    
! 
! 
! 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        1.01     HH        1.00*    
!   HN        0.94     KK        1.05     KP        0.95     LA        0.95     
!   MC        1.23     MK        0.97     NL        0.96     NY        0.92     
!   ON        1.00*    OV        0.95     PT        0.95     SC        1.05     
!   WF        0.98     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        0.97     FD        1.01     GC        1.00     HH        1.00*    
!   HN        0.95     KK        1.01     KP        0.98     LA        0.96     
!   MC        1.24     MK        0.97     NL        0.97     NY        0.94     
!   ON        1.00*    OV        0.97     PT        0.98     SC        1.09     
!   WF        1.29     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.96     FD        0.97     GC        1.07     HH        1.00*    
!   HN        0.95     KK        1.00     KP        0.97     LA        0.97     
!   MC        1.21     MK        0.94     NL        0.99     NY        0.93     
!   ON        1.00*    OV        0.98     PT        0.96     SC        1.14     
!   WF        1.17     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.069197Jy  sigma=0.001033
! Fit after  self-cal, rms=0.066983Jy  sigma=0.000994
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.6904 mas, bmaj=1.055 mas, bpa=-20.19 degrees
! Estimated noise=474.732 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 = 0.00316019 Jy
! Component: 100  -  total flux cleaned = 0.00359429 Jy
! Total flux subtracted in 100 components = 0.00359429 Jy
! Clean residual min=-0.002582 max=0.002824 Jy/beam
! Clean residual mean=0.000002 rms=0.000593 Jy/beam
! Combined flux in latest and established models = 0.256 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 58 components and 0.256 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.066846Jy  sigma=0.000992
! Fit after  self-cal, rms=0.066857Jy  sigma=0.000992
! 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 = 0.000229416 Jy
! Component: 100  -  total flux cleaned = 0.000189981 Jy
! Total flux subtracted in 100 components = 0.000189981 Jy
! Clean residual min=-0.002571 max=0.002663 Jy/beam
! Clean residual mean=0.000002 rms=0.000584 Jy/beam
! Combined flux in latest and established models = 0.25619 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 60 components and 0.25619 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.066824Jy  sigma=0.000991
! Fit after  self-cal, rms=0.065864Jy  sigma=0.000979
! Inverting map and beam 
! Estimated beam: bmin=0.6897 mas, bmaj=1.052 mas, bpa=-19.86 degrees
! Estimated noise=474.842 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 = 0.00151337 Jy
! Component: 100  -  total flux cleaned = 0.00197415 Jy
! Total flux subtracted in 100 components = 0.00197415 Jy
! Clean residual min=-0.002408 max=0.002457 Jy/beam
! Clean residual mean=0.000000 rms=0.000546 Jy/beam
! Combined flux in latest and established models = 0.258164 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 69 components and 0.258164 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.065834Jy  sigma=0.000978
! Fit after  self-cal, rms=0.065837Jy  sigma=0.000978
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0651+410_X
! Writing UV FITS file: 0651+410_X.uvf
! Writing 69 model components to file: 0651+410_X.mod
! wwins: Wrote 2 windows to 0651+410_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6897 x 1.052 at -19.86 degrees (North through East)
! Clean map  min=-0.0022929  max=0.20693 Jy/beam
! Writing clean map to FITS file: 0651+410_X.fits
! Writing difmap environment to: 0651+410_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0651+410_X]
device 0651+410_Xuv.ps/vps,1,2
! Attempting to open device: '0651+410_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0651+410_Xim.ps/vps
! Attempting to open device: '0651+410_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=0.6897 mas, bmaj=1.052 mas, bpa=-19.86 degrees
! Estimated noise=474.842 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.6897 x 1.052 at -19.86 degrees (North through East)
! Clean map  min=-0.0022929  max=0.20693 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0651+410_X.log closed on Wed May 14 11:35:55 2008