! Started logfile: 2252-089_X.log on Mon Dec 11 18:58:28 2006
observe 2252-089_X.edt
! Reading UV FITS file: 2252-089_X.edt
! AN table 1: 55 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.109091 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2252-089
! 
! 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 1304 lines of history.
! 
! Reading 3672 visibilities.
![@gonzo8-0.1 2252-089_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 789 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 788 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 798 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 795 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.704412Jy  sigma=0.011123
! Fit after  self-cal, rms=0.702265Jy  sigma=0.011216
! 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=0.7075 mas, bmaj=3.707 mas, bpa=-22.11 degrees
! Estimated noise=1766.43 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 = 0.228545 Jy
! Total flux subtracted in 50 components = 0.228545 Jy
! Clean residual min=-0.019783 max=0.063739 Jy/beam
! Clean residual mean=0.000153 rms=0.008147 Jy/beam
! Combined flux in latest and established models = 0.228545 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 0.228545 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.102740Jy  sigma=0.001694
! Fit after  self-cal, rms=0.102741Jy  sigma=0.001694
! 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=0.9288 mas, bmaj=3.701 mas, bpa=-20.87 degrees
! Estimated noise=990.145 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 = 0.0612531 Jy
! Component: 100  -  total flux cleaned = 0.0834216 Jy
! Total flux subtracted in 100 components = 0.0834216 Jy
! Clean residual min=-0.009774 max=0.012728 Jy/beam
! Clean residual mean=0.000078 rms=0.003754 Jy/beam
! Combined flux in latest and established models = 0.311967 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 13 components and 0.311967 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.068117Jy  sigma=0.001062
! Fit after  self-cal, rms=0.068118Jy  sigma=0.001062
! 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 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.93     GC        1.00*    HH        1.00*    HN        1.04     
!   LA        0.98     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        0.99     BR        0.99     KK        1.07     
!   KP        0.98     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.92     GC        1.00*    HH        1.00*    HN        1.05     
!   LA        0.98     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        1.00*    
!   TS        1.00*    WF        0.95     BR        0.98     KK        1.08     
!   KP        0.93     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.91     GC        1.00*    HH        1.00*    HN        1.03     
!   LA        1.00     MC        1.00*    MK        1.02     NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        1.05     BR        0.99     KK        1.03     
!   KP        0.94     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.91     GC        1.00*    HH        1.00*    HN        1.05     
!   LA        0.97     MC        1.00*    MK        1.03     NY        1.00*    
!   ON        1.00*    OV        1.01     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.03     BR        1.00     KK        1.01     
!   KP        0.93     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.068118Jy  sigma=0.001062
! Fit after  self-cal, rms=0.064759Jy  sigma=0.001013
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9473 mas, bmaj=3.719 mas, bpa=-20.83 degrees
! Estimated noise=963.062 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 = 5.48855e-05 Jy
! Component: 100  -  total flux cleaned = 0.000661644 Jy
! Total flux subtracted in 100 components = 0.000661644 Jy
! Clean residual min=-0.007219 max=0.012031 Jy/beam
! Clean residual mean=-0.000026 rms=0.002679 Jy/beam
! Combined flux in latest and established models = 0.312629 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 22 components and 0.312629 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.064478Jy  sigma=0.001009
! Fit after  self-cal, rms=0.064470Jy  sigma=0.001009
! 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 = 0.00014102 Jy
! Component: 100  -  total flux cleaned = 0.000144378 Jy
! Total flux subtracted in 100 components = 0.000144378 Jy
! Clean residual min=-0.006928 max=0.011719 Jy/beam
! Clean residual mean=-0.000027 rms=0.002638 Jy/beam
! Combined flux in latest and established models = 0.312773 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 33 components and 0.312773 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.064371Jy  sigma=0.001007
! Fit after  self-cal, rms=0.063591Jy  sigma=0.000993
! Inverting map and beam 
! Estimated beam: bmin=0.945 mas, bmaj=3.725 mas, bpa=-20.83 degrees
! Estimated noise=963.31 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 = 0.000124473 Jy
! Component: 100  -  total flux cleaned = 0.000127101 Jy
! Total flux subtracted in 100 components = 0.000127101 Jy
! Clean residual min=-0.006642 max=0.011515 Jy/beam
! Clean residual mean=-0.000018 rms=0.002603 Jy/beam
! Combined flux in latest and established models = 0.3129 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 37 components and 0.3129 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063514Jy  sigma=0.000992
! Fit after  self-cal, rms=0.063509Jy  sigma=0.000992
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2252-089_X
! Writing UV FITS file: 2252-089_X.uvf
! Writing 37 model components to file: 2252-089_X.mod
! wwins: Wrote 1 windows to 2252-089_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.945 x 3.725 at -20.83 degrees (North through East)
! Clean map  min=-0.0065407  max=0.293 Jy/beam
! Writing clean map to FITS file: 2252-089_X.fits
! Writing difmap environment to: 2252-089_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2252-089_X]
device 2252-089_Xuv.ps/vps,1,2
! Attempting to open device: '2252-089_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2252-089_Xim.ps/vps
! Attempting to open device: '2252-089_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=0.945 mas, bmaj=3.725 mas, bpa=-20.83 degrees
! Estimated noise=963.31 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.945 x 3.725 at -20.83 degrees (North through East)
! Clean map  min=-0.0065407  max=0.293 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 2252-089_X.log closed on Mon Dec 11 18:58:40 2006