! Started logfile: 0823+033_S.log on Thu Jan 17 10:30:53 2008
observe 0823+033_S.edt
! Reading UV FITS file: 0823+033_S.edt
! AN table 1: 45 integrations on 136 of 136 possible baselines.
! AN table 2: 86 integrations on 136 of 136 possible baselines.
! AN table 3: 22 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.142541 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0823+033
! 
! 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  2.22497e+09        8e+06          1        8e+06
!  02        2  2.24497e+09        8e+06          1        8e+06
!  03        3  2.33497e+09        8e+06          1        8e+06
!  04        4  2.36497e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1251 lines of history.
! 
! Reading 11864 visibilities.
![@gonzo7-0.4 0823+033_S]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.4
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 7.0
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 0.400x0.400 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 672 telescope corrections were flagged in sub-array 1.
!  A total of 1157 telescope corrections were flagged in sub-array 2.
!  A total of 254 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 679 telescope corrections were flagged in sub-array 1.
!  A total of 1162 telescope corrections were flagged in sub-array 2.
!  A total of 257 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 690 telescope corrections were flagged in sub-array 1.
!  A total of 1176 telescope corrections were flagged in sub-array 2.
!  A total of 254 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 686 telescope corrections were flagged in sub-array 1.
!  A total of 1183 telescope corrections were flagged in sub-array 2.
!  A total of 254 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.238639Jy  sigma=0.003331
! Fit after  self-cal, rms=0.236316Jy  sigma=0.003336
! 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=2.16 mas, bmaj=6.562 mas, bpa=-6.66 degrees
! Estimated noise=1278.21 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 = 0.772241 Jy
! Total flux subtracted in 50 components = 0.772241 Jy
! Clean residual min=-0.054181 max=0.215397 Jy/beam
! Clean residual mean=-0.000297 rms=0.011930 Jy/beam
! Combined flux in latest and established models = 0.772241 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 0.772241 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.370573Jy  sigma=0.005488
! Fit after  self-cal, rms=0.370573Jy  sigma=0.005488
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.216404 Jy
! Total flux subtracted in 50 components = 0.216404 Jy
! Clean residual min=-0.026791 max=0.094305 Jy/beam
! Clean residual mean=-0.000180 rms=0.006709 Jy/beam
! Combined flux in latest and established models = 0.988644 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.988644 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.222702Jy  sigma=0.003282
! Fit after  self-cal, rms=0.222657Jy  sigma=0.003281
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.10199 Jy
! Total flux subtracted in 50 components = 0.10199 Jy
! Clean residual min=-0.016000 max=0.047180 Jy/beam
! Clean residual mean=-0.000129 rms=0.004903 Jy/beam
! Combined flux in latest and established models = 1.09063 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 12 components and 1.09063 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.169445Jy  sigma=0.002454
! Fit after  self-cal, rms=0.169411Jy  sigma=0.002453
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0563915 Jy
! Total flux subtracted in 50 components = 0.0563915 Jy
! Clean residual min=-0.015033 max=0.037624 Jy/beam
! Clean residual mean=-0.000102 rms=0.004197 Jy/beam
! Combined flux in latest and established models = 1.14703 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 28 components and 1.14703 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.148083Jy  sigma=0.002097
! Fit after  self-cal, rms=0.148058Jy  sigma=0.002097
! Inverting map 
! Added new window around map position (4.4, 6).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0405069 Jy
! Total flux subtracted in 50 components = 0.0405069 Jy
! Clean residual min=-0.013615 max=0.027712 Jy/beam
! Clean residual mean=-0.000084 rms=0.003757 Jy/beam
! Combined flux in latest and established models = 1.18753 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 39 components and 1.18753 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.136337Jy  sigma=0.001890
! Fit after  self-cal, rms=0.136153Jy  sigma=0.001888
! 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=2.842 mas, bmaj=7.655 mas, bpa=-8.1 degrees
! Estimated noise=691.223 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 = 0.0470658 Jy
! Component: 100  -  total flux cleaned = 0.0745301 Jy
! Total flux subtracted in 100 components = 0.0745301 Jy
! Clean residual min=-0.012041 max=0.025592 Jy/beam
! Clean residual mean=-0.000139 rms=0.003431 Jy/beam
! Combined flux in latest and established models = 1.26206 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 37 model components to the UV plane model.
! The established model now contains 69 components and 1.26206 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.123219Jy  sigma=0.001633
! Fit after  self-cal, rms=0.122934Jy  sigma=0.001629
! 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:
!   BR        0.96     FD        1.01     GC        1.07     HN        0.96     
!   KK        1.00*    KP        0.93     LA        0.96     MC        1.06     
!   MK        1.00*    NL        0.94     NY        1.00*    ON        1.13     
!   OV        0.95     PT        1.00     SC        0.93     WF        1.03     
!   WZ        1.08     
! 
!  A total of 18 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.98     FD        1.02     GC        1.00*    HN        0.97     
!   KK        1.00     KP        0.94     LA        0.96     MC        1.08     
!   MK        0.98     NL        0.94     NY        1.11     ON        1.05     
!   OV        1.00     PT        1.01     SC        0.95     WF        1.06     
!   WZ        0.91     
! 
!  A total of 15 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        1.00     GC        0.98     HN        1.00*    
!   KK        1.00     KP        0.92     LA        0.95     MC        1.00*    
!   MK        1.00     NL        0.96     NY        1.00*    ON        1.00*    
!   OV        1.01     PT        1.00     SC        1.00*    WF        1.00*    
!   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:
!   BR        0.95     FD        0.98     GC        1.06     HN        0.98     
!   KK        1.00*    KP        0.97     LA        1.00     MC        1.19     
!   MK        1.00*    NL        1.05     NY        1.00*    ON        1.12     
!   OV        0.92     PT        0.93     SC        0.97     WF        1.02     
!   WZ        1.02     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.95     FD        1.01     GC        1.00*    HN        0.99     
!   KK        0.99     KP        0.96     LA        0.99     MC        1.01     
!   MK        1.01     NL        1.02     NY        1.11     ON        1.06     
!   OV        0.95     PT        0.94     SC        1.01     WF        1.04     
!   WZ        0.91     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        0.99     GC        0.96     HN        1.00*    
!   KK        0.94     KP        0.96     LA        0.98     MC        1.00*    
!   MK        0.99     NL        1.08     NY        1.00*    ON        1.00*    
!   OV        0.95     PT        0.95     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.98     GC        1.10     HN        1.08     
!   KK        1.00*    KP        1.02     LA        0.95     MC        1.98     
!   MK        1.00*    NL        1.02     NY        1.00*    ON        1.08     
!   OV        0.95     PT        1.02     SC        1.05     WF        1.08     
!   WZ        1.04     
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.01     GC        1.00*    HN        1.12     
!   KK        0.99     KP        1.05     LA        0.96     MC        1.15     
!   MK        0.99     NL        1.02     NY        1.08     ON        1.06     
!   OV        1.03     PT        1.02     SC        1.11     WF        1.10     
!   WZ        0.92     
! 
!  A total of 15 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.97     GC        0.99     HN        1.00*    
!   KK        1.00     KP        1.01     LA        0.96     MC        1.00*    
!   MK        0.95     NL        1.05     NY        1.00*    ON        1.00*    
!   OV        1.01     PT        0.99     SC        1.00*    WF        1.00*    
!   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:
!   BR        0.97     FD        0.91     GC        1.13     HN        1.07     
!   KK        1.00*    KP        1.01     LA        0.90     MC        1.00*    
!   MK        1.00*    NL        1.08     NY        1.00*    ON        1.26     
!   OV        0.85     PT        0.99     SC        1.06     WF        1.17     
!   WZ        1.06     
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.94     GC        1.00*    HN        1.10     
!   KK        1.05     KP        1.02     LA        0.93     MC        1.43     
!   MK        0.99     NL        1.02     NY        1.06     ON        1.12     
!   OV        0.98     PT        1.07     SC        1.14     WF        1.12     
!   WZ        0.95     
! 
!  A total of 15 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.92     GC        1.00     HN        1.00*    
!   KK        1.02     KP        1.02     LA        0.91     MC        1.00*    
!   MK        0.93     NL        1.10     NY        1.00*    ON        1.00*    
!   OV        0.97     PT        1.01     SC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.122934Jy  sigma=0.001629
! Fit after  self-cal, rms=0.093552Jy  sigma=0.001162
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.88 mas, bmaj=7.703 mas, bpa=-8.219 degrees
! Estimated noise=690.132 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 = 0.00437972 Jy
! Component: 100  -  total flux cleaned = 0.00460644 Jy
! Total flux subtracted in 100 components = 0.00460644 Jy
! Clean residual min=-0.004999 max=0.005247 Jy/beam
! Clean residual mean=0.000008 rms=0.001181 Jy/beam
! Combined flux in latest and established models = 1.26667 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 81 components and 1.26667 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.093041Jy  sigma=0.001153
! Fit after  self-cal, rms=0.093000Jy  sigma=0.001152
! 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 = 0.000875941 Jy
! Component: 100  -  total flux cleaned = 0.00100971 Jy
! Total flux subtracted in 100 components = 0.00100971 Jy
! Clean residual min=-0.004875 max=0.005090 Jy/beam
! Clean residual mean=0.000008 rms=0.001145 Jy/beam
! Combined flux in latest and established models = 1.26768 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 84 components and 1.26768 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.092773Jy  sigma=0.001149
! Fit after  self-cal, rms=0.088342Jy  sigma=0.001089
! Inverting map and beam 
! Estimated beam: bmin=2.877 mas, bmaj=7.699 mas, bpa=-8.22 degrees
! Estimated noise=690.326 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 = 0.00113968 Jy
! Component: 100  -  total flux cleaned = 0.00137471 Jy
! Total flux subtracted in 100 components = 0.00137471 Jy
! Clean residual min=-0.002985 max=0.003730 Jy/beam
! Clean residual mean=0.000000 rms=0.000817 Jy/beam
! Combined flux in latest and established models = 1.26905 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 90 components and 1.26905 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.088176Jy  sigma=0.001086
! Fit after  self-cal, rms=0.088151Jy  sigma=0.001086
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0823+033_S
! Writing UV FITS file: 0823+033_S.uvf
! Writing 90 model components to file: 0823+033_S.mod
! wwins: Wrote 2 windows to 0823+033_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.877 x 7.699 at -8.22 degrees (North through East)
! Clean map  min=-0.0027881  max=1.0497 Jy/beam
! Writing clean map to FITS file: 0823+033_S.fits
! Writing difmap environment to: 0823+033_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0823+033_S]
device 0823+033_Suv.ps/vps,1,2
! Attempting to open device: '0823+033_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0823+033_Sim.ps/vps
! Attempting to open device: '0823+033_Sim.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=2.877 mas, bmaj=7.699 mas, bpa=-8.22 degrees
! Estimated noise=690.326 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.877 x 7.699 at -8.22 degrees (North through East)
! Clean map  min=-0.0027881  max=1.0497 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0823+033_S.log closed on Thu Jan 17 10:30:59 2008