! Started logfile: 1045-188_X.log on Thu May 27 11:16:35 2004
observe 1045-188_X.edt
! Reading UV FITS file: 1045-188_X.edt
! AN table 1: 27 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.859259 visibilities/baseline/integration-bin.
! Found source: 1045-188
! 
! 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  8.40947e+09        8e+06          1        8e+06
!  02        2  8.47947e+09        8e+06          1        8e+06
!  03        3  8.79447e+09        8e+06          1        8e+06
!  04        4  8.89947e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 681 lines of history.
! 
! Reading 4176 visibilities.
![@gonzo8-0.1 1045-188_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 27 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 27 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 27 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 27 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.398531Jy  sigma=2.691061
! Fit after  self-cal, rms=0.398527Jy  sigma=2.691050
! 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=0.6166 mas, bmaj=1.659 mas, bpa=-2.244 degrees
! Estimated noise=2.39725 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 = 0.483728 Jy
! Total flux subtracted in 50 components = 0.483728 Jy
! Clean residual min=-0.041828 max=0.168194 Jy/beam
! Clean residual mean=-0.000152 rms=0.013865 Jy/beam
! Combined flux in latest and established models = 0.483728 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 6 components and 0.483728 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.263984Jy  sigma=1.776037
! Fit after  self-cal, rms=0.263914Jy  sigma=1.775572
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.16372 Jy
! Total flux subtracted in 50 components = 0.16372 Jy
! Clean residual min=-0.021803 max=0.064893 Jy/beam
! Clean residual mean=-0.000077 rms=0.006828 Jy/beam
! Combined flux in latest and established models = 0.647448 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 11 components and 0.647448 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.153322Jy  sigma=1.014316
! Fit after  self-cal, rms=0.153164Jy  sigma=1.013255
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0658132 Jy
! Total flux subtracted in 50 components = 0.0658132 Jy
! Clean residual min=-0.018587 max=0.029021 Jy/beam
! Clean residual mean=-0.000046 rms=0.004868 Jy/beam
! Combined flux in latest and established models = 0.713261 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 19 components and 0.713261 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.124422Jy  sigma=0.812804
! Fit after  self-cal, rms=0.124359Jy  sigma=0.812403
! 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=0.7802 mas, bmaj=2.01 mas, bpa=-1.965 degrees
! Estimated noise=1.64321 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 = 0.040552 Jy
! Component: 100  -  total flux cleaned = 0.0583869 Jy
! Total flux subtracted in 100 components = 0.0583869 Jy
! Clean residual min=-0.018083 max=0.022284 Jy/beam
! Clean residual mean=-0.000028 rms=0.004710 Jy/beam
! Combined flux in latest and established models = 0.771648 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 28 components and 0.771648 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.112768Jy  sigma=0.731180
! Fit after  self-cal, rms=0.112740Jy  sigma=0.730998
! 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        0.98     FD        0.93     HN        1.04     KP        0.94     
!   LA        0.98     MK        1.00     NL        1.14     OV        1.02     
!   PT        0.96     SC        1.01     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.95     HN        1.05     KP        0.88     
!   LA        0.95     MK        0.97     NL        1.13     OV        0.98     
!   PT        1.01     SC        0.97     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        0.88     HN        0.96     KP        0.86     
!   LA        0.97     MK        1.01     NL        1.11     OV        1.01     
!   PT        1.05     SC        1.03     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        0.87     HN        1.00     KP        0.88     
!   LA        0.97     MK        1.03     NL        1.14     OV        1.05     
!   PT        1.11     SC        1.01     
! 
! 
! Fit before self-cal, rms=0.112740Jy  sigma=0.730998
! Fit after  self-cal, rms=0.089743Jy  sigma=0.569037
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.785 mas, bmaj=2.026 mas, bpa=-1.86 degrees
! Estimated noise=1.63085 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 (3.9, -5.7).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.012515 Jy
! Component: 100  -  total flux cleaned = 0.0179205 Jy
! Total flux subtracted in 100 components = 0.0179205 Jy
! Clean residual min=-0.004999 max=0.005082 Jy/beam
! Clean residual mean=-0.000006 rms=0.001244 Jy/beam
! Combined flux in latest and established models = 0.789569 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 32 model components to the UV plane model.
! The established model now contains 60 components and 0.789568 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.088263Jy  sigma=0.557891
! Fit after  self-cal, rms=0.088220Jy  sigma=0.557280
! 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 = 0.00390197 Jy
! Component: 100  -  total flux cleaned = 0.00545998 Jy
! Total flux subtracted in 100 components = 0.00545998 Jy
! Clean residual min=-0.004679 max=0.004992 Jy/beam
! Clean residual mean=-0.000001 rms=0.001168 Jy/beam
! Combined flux in latest and established models = 0.795028 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 80 components and 0.795029 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.088041Jy  sigma=0.556014
! Fit after  self-cal, rms=0.086277Jy  sigma=0.542639
! Inverting map and beam 
! Estimated beam: bmin=0.7843 mas, bmaj=2.023 mas, bpa=-1.852 degrees
! Estimated noise=1.62864 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 = 0.00281903 Jy
! Component: 100  -  total flux cleaned = 0.00392262 Jy
! Total flux subtracted in 100 components = 0.00392262 Jy
! Clean residual min=-0.003590 max=0.003785 Jy/beam
! Clean residual mean=-0.000009 rms=0.000846 Jy/beam
! Combined flux in latest and established models = 0.798951 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 24 model components to the UV plane model.
! The established model now contains 102 components and 0.798951 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.086190Jy  sigma=0.541945
! Fit after  self-cal, rms=0.086196Jy  sigma=0.541912
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1045-188_X
! Writing UV FITS file: 1045-188_X.uvf
! Writing 102 model components to file: 1045-188_X.mod
! wwins: Wrote 2 windows to 1045-188_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7843 x 2.023 at -1.852 degrees (North through East)
! Clean map  min=-0.0035312  max=0.63555 Jy/beam
! Writing clean map to FITS file: 1045-188_X.fits
! Writing difmap environment to: 1045-188_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1045-188_X]
device 1045-188_Xuv.ps/vps,1,2
! Attempting to open device: '1045-188_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1045-188_Xim.ps/vps
! Attempting to open device: '1045-188_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=0.7843 mas, bmaj=2.023 mas, bpa=-1.852 degrees
! Estimated noise=1.62864 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7843 x 2.023 at -1.852 degrees (North through East)
! Clean map  min=-0.0035312  max=0.63555 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 1045-188_X.log closed on Thu May 27 11:16:49 2004