! Started logfile: 1155+251_X.log on Mon Sep  3 16:19:44 2007
observe 1155+251_X.edt
! Reading UV FITS file: 1155+251_X.edt
! AN table 1: 74 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.437253 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1155+251
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! 
! 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 2124 lines of history.
! 
! Reading 22132 visibilities.
![@gonzo6-0.1 1155+251_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 537 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 501 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 510 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 529 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.869666Jy  sigma=0.011771
! Fit after  self-cal, rms=0.869091Jy  sigma=0.011779
! 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=0.5389 mas, bmaj=1.007 mas, bpa=-11.06 degrees
! Estimated noise=1387.69 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 = 0.0908948 Jy
! Total flux subtracted in 50 components = 0.0908948 Jy
! Clean residual min=-0.006879 max=0.025355 Jy/beam
! Clean residual mean=-0.000253 rms=0.002802 Jy/beam
! Combined flux in latest and established models = 0.0908948 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 0.0908948 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.092016Jy  sigma=0.001421
! Fit after  self-cal, rms=0.092016Jy  sigma=0.001421
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0224167 Jy
! Total flux subtracted in 50 components = 0.0224167 Jy
! Clean residual min=-0.006209 max=0.010967 Jy/beam
! Clean residual mean=-0.000238 rms=0.002398 Jy/beam
! Combined flux in latest and established models = 0.113312 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 4 components and 0.113312 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.083401Jy  sigma=0.001290
! Fit after  self-cal, rms=0.083403Jy  sigma=0.001290
! 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=0.8245 mas, bmaj=1.283 mas, bpa=-19.03 degrees
! Estimated noise=553.109 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 = 0.0333595 Jy
! Component: 100  -  total flux cleaned = 0.0509548 Jy
! Total flux subtracted in 100 components = 0.0509548 Jy
! Clean residual min=-0.013625 max=0.022713 Jy/beam
! Clean residual mean=-0.000697 rms=0.008016 Jy/beam
! Combined flux in latest and established models = 0.164266 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 12 components and 0.164266 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.073635Jy  sigma=0.001110
! Fit after  self-cal, rms=0.073630Jy  sigma=0.001110
! 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        1.27     FD        1.10     GC        1.17     GG        1.00*    
!   HN        1.54     KP        0.72     LA        0.76     MA        0.96     
!   MK        1.00*    NL        1.97     NY        1.28     ON        0.93     
!   OV        1.12     PT        0.68     SC        1.24     TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.25     FD        1.10     GC        1.15     GG        1.00*    
!   HN        1.53     KP        0.73     LA        0.75     MA        0.91     
!   MK        1.00*    NL        1.87     NY        1.27     ON        0.89     
!   OV        1.11     PT        0.70     SC        1.22     TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.17     FD        1.16     GC        1.07     GG        1.00*    
!   HN        1.39     KP        0.70     LA        0.78     MA        0.97     
!   MK        1.00*    NL        1.73     NY        1.24     ON        0.91     
!   OV        1.07     PT        0.74     SC        1.10     TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.14     FD        1.10     GC        1.07     GG        1.00*    
!   HN        1.32     KP        0.75     LA        0.78     MA        0.92     
!   MK        1.00*    NL        1.68     NY        1.17     ON        0.92     
!   OV        1.14     PT        0.75     SC        1.07     TC        1.00*    
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.073630Jy  sigma=0.001110
! Fit after  self-cal, rms=0.071392Jy  sigma=0.000817
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8255 mas, bmaj=1.355 mas, bpa=-16.46 degrees
! Estimated noise=546.372 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, 5.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0152403 Jy
! Component: 100  -  total flux cleaned = 0.0217493 Jy
! Total flux subtracted in 100 components = 0.0217493 Jy
! Clean residual min=-0.005128 max=0.008684 Jy/beam
! Clean residual mean=-0.000011 rms=0.001839 Jy/beam
! Combined flux in latest and established models = 0.186016 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 23 components and 0.186016 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.068128Jy  sigma=0.000764
! Fit after  self-cal, rms=0.068250Jy  sigma=0.000759
! 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)
! Added new window around map position (-10.5, 3.5).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0072474 Jy
! Component: 100  -  total flux cleaned = 0.0120225 Jy
! Total flux subtracted in 100 components = 0.0120225 Jy
! Clean residual min=-0.004894 max=0.006723 Jy/beam
! Clean residual mean=0.000022 rms=0.001503 Jy/beam
! Combined flux in latest and established models = 0.198038 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 35 components and 0.198038 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.067211Jy  sigma=0.000747
! Fit after  self-cal, rms=0.061154Jy  sigma=0.000712
! Inverting map and beam 
! Estimated beam: bmin=0.8301 mas, bmaj=1.349 mas, bpa=-16.68 degrees
! Estimated noise=541.922 mJy/beam.
! Added new window around map position (4.2, -5.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00539835 Jy
! Component: 100  -  total flux cleaned = 0.00705634 Jy
! Total flux subtracted in 100 components = 0.00705634 Jy
! Clean residual min=-0.004235 max=0.004789 Jy/beam
! Clean residual mean=0.000001 rms=0.001276 Jy/beam
! Combined flux in latest and established models = 0.205094 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 44 components and 0.205094 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.060516Jy  sigma=0.000704
! Fit after  self-cal, rms=0.059173Jy  sigma=0.000701
! Inverting map and beam 
! Estimated beam: bmin=0.8271 mas, bmaj=1.344 mas, bpa=-16.78 degrees
! Estimated noise=536.794 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 = 0.00143354 Jy
! Component: 100  -  total flux cleaned = 0.00133171 Jy
! Total flux subtracted in 100 components = 0.00133171 Jy
! Clean residual min=-0.003920 max=0.004642 Jy/beam
! Clean residual mean=-0.000008 rms=0.001207 Jy/beam
! Combined flux in latest and established models = 0.206426 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 59 components and 0.206426 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.058984Jy  sigma=0.000699
! Fit after  self-cal, rms=0.058975Jy  sigma=0.000699
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1155+251_X
! Writing UV FITS file: 1155+251_X.uvf
! Writing 59 model components to file: 1155+251_X.mod
! wwins: Wrote 4 windows to 1155+251_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8271 x 1.344 at -16.78 degrees (North through East)
! Clean map  min=-0.0038865  max=0.12872 Jy/beam
! Writing clean map to FITS file: 1155+251_X.fits
! Writing difmap environment to: 1155+251_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1155+251_X]
device 1155+251_Xuv.ps/vps,1,2
! Attempting to open device: '1155+251_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1155+251_Xim.ps/vps
! Attempting to open device: '1155+251_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=0.8271 mas, bmaj=1.344 mas, bpa=-16.78 degrees
! Estimated noise=536.794 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8271 x 1.344 at -16.78 degrees (North through East)
! Clean map  min=-0.0038865  max=0.12872 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.1]
quit
! Quitting program
! Log file 1155+251_X.log closed on Mon Sep  3 16:19:51 2007