! Started logfile: 0202+149_X.log on Thu Jul 14 13:07:00 2005
observe 0202+149_X.edt
! Reading UV FITS file: 0202+149_X.edt
! AN table 1: 30 integrations on 171 of 171 possible baselines.
! AN table 2: 27 integrations on 171 of 171 possible baselines.
! AN table 3: 17 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.135846 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0202+149
! 
! 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 1818 lines of history.
! 
! Reading 6876 visibilities.
![@gonzo8-0.1 0202+149_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 410 telescope corrections were flagged in sub-array 1.
!  A total of 427 telescope corrections were flagged in sub-array 2.
!  A total of 275 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 410 telescope corrections were flagged in sub-array 1.
!  A total of 427 telescope corrections were flagged in sub-array 2.
!  A total of 275 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 410 telescope corrections were flagged in sub-array 1.
!  A total of 427 telescope corrections were flagged in sub-array 2.
!  A total of 275 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 410 telescope corrections were flagged in sub-array 1.
!  A total of 427 telescope corrections were flagged in sub-array 2.
!  A total of 275 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.608299Jy  sigma=0.011553
! Fit after  self-cal, rms=0.608499Jy  sigma=0.011561
! 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=0.6965 mas, bmaj=1.664 mas, bpa=-5.404 degrees
! Estimated noise=1112.97 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 = 1.04873 Jy
! Total flux subtracted in 50 components = 1.04873 Jy
! Clean residual min=-0.086521 max=0.358669 Jy/beam
! Clean residual mean=-0.001148 rms=0.029727 Jy/beam
! Combined flux in latest and established models = 1.04873 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 9 components and 1.04873 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.570161Jy  sigma=0.010830
! Fit after  self-cal, rms=0.569945Jy  sigma=0.010828
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.363144 Jy
! Total flux subtracted in 50 components = 0.363144 Jy
! Clean residual min=-0.043293 max=0.149886 Jy/beam
! Clean residual mean=-0.000577 rms=0.014796 Jy/beam
! Combined flux in latest and established models = 1.41188 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 9 components and 1.41188 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.297134Jy  sigma=0.005698
! Fit after  self-cal, rms=0.296104Jy  sigma=0.005683
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.154212 Jy
! Total flux subtracted in 50 components = 0.154212 Jy
! Clean residual min=-0.029299 max=0.065646 Jy/beam
! Clean residual mean=-0.000336 rms=0.009616 Jy/beam
! Combined flux in latest and established models = 1.56609 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 16 components and 1.56609 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.202511Jy  sigma=0.003883
! Fit after  self-cal, rms=0.201524Jy  sigma=0.003868
! 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=0.9659 mas, bmaj=2.161 mas, bpa=-3.664 degrees
! Estimated noise=636.979 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 = 0.108128 Jy
! Component: 100  -  total flux cleaned = 0.152889 Jy
! Total flux subtracted in 100 components = 0.152889 Jy
! Clean residual min=-0.026370 max=0.082565 Jy/beam
! Clean residual mean=-0.000492 rms=0.011165 Jy/beam
! Combined flux in latest and established models = 1.71898 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 26 model components to the UV plane model.
! The established model now contains 36 components and 1.71898 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.151506Jy  sigma=0.002826
! Fit after  self-cal, rms=0.150369Jy  sigma=0.002808
! 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 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.96     LA        0.94     
!   MC        1.00*    MK        1.02     NL        0.95     NY        1.00*    
!   ON        1.00*    OV        1.06     PT        0.95     SC        1.04     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.07     KK        1.00*    KP        0.99     LA        0.99     
!   MC        1.00*    MK        1.00*    NL        1.02     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        0.98     SC        0.91     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        1.03     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.01     KP        0.98     LA        0.97     
!   MC        1.00*    MK        1.02     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.00*    SC        1.00*    
!   TS        0.87     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        0.99     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.97     LA        0.95     
!   MC        1.00*    MK        1.03     NL        0.97     NY        1.00*    
!   ON        1.00*    OV        1.07     PT        0.95     SC        1.08     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.05     KK        1.00*    KP        0.98     LA        1.01     
!   MC        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        0.97     SC        0.93     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.95     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.01     KP        1.00     LA        0.97     
!   MC        1.00*    MK        0.99     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.03     PT        1.00*    SC        1.00*    
!   TS        0.89     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        1.02     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.97     LA        0.95     
!   MC        1.00*    MK        1.01     NL        0.96     NY        1.00*    
!   ON        1.00*    OV        1.06     PT        0.96     SC        1.08     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        0.98     LA        1.02     
!   MC        1.00*    MK        1.00*    NL        0.99     NY        1.00*    
!   ON        1.00*    OV        1.06     PT        1.01     SC        1.01     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        1.05     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.97     KP        0.99     LA        0.99     
!   MC        1.00*    MK        1.02     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.00*    SC        1.00*    
!   TS        0.85     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        1.01     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.97     LA        0.95     
!   MC        1.00*    MK        1.01     NL        0.95     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        0.97     SC        1.12     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.12     KK        1.00*    KP        0.98     LA        1.01     
!   MC        1.00*    MK        1.00*    NL        1.03     NY        1.00*    
!   ON        1.00*    OV        1.05     PT        1.00     SC        0.96     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.96     FD        1.04     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.01     KP        1.02     LA        0.97     
!   MC        1.00*    MK        1.00     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.03     PT        1.00*    SC        1.00*    
!   TS        0.86     WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.150369Jy  sigma=0.002808
! Fit after  self-cal, rms=0.134424Jy  sigma=0.002343
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9638 mas, bmaj=2.162 mas, bpa=-3.925 degrees
! Estimated noise=633.656 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 (-4.3, 2.9).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0611723 Jy
! Component: 100  -  total flux cleaned = 0.0873883 Jy
! Total flux subtracted in 100 components = 0.0873883 Jy
! Clean residual min=-0.013679 max=0.025600 Jy/beam
! Clean residual mean=-0.000094 rms=0.004403 Jy/beam
! Combined flux in latest and established models = 1.80637 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 67 components and 1.80637 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.108191Jy  sigma=0.001815
! Fit after  self-cal, rms=0.105615Jy  sigma=0.001776
! 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 = 0.0150695 Jy
! Component: 100  -  total flux cleaned = 0.0198746 Jy
! Total flux subtracted in 100 components = 0.0198746 Jy
! Clean residual min=-0.012392 max=0.020731 Jy/beam
! Clean residual mean=-0.000060 rms=0.003853 Jy/beam
! Combined flux in latest and established models = 1.82624 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 89 components and 1.82624 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.101118Jy  sigma=0.001688
! Fit after  self-cal, rms=0.092450Jy  sigma=0.001561
! Inverting map and beam 
! Estimated beam: bmin=0.9611 mas, bmaj=2.16 mas, bpa=-3.891 degrees
! Estimated noise=630.293 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)
! Added new window around map position (-2.4, 4.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0225426 Jy
! Component: 100  -  total flux cleaned = 0.0351552 Jy
! Total flux subtracted in 100 components = 0.0351552 Jy
! Clean residual min=-0.008657 max=0.012071 Jy/beam
! Clean residual mean=-0.000020 rms=0.002278 Jy/beam
! Combined flux in latest and established models = 1.8614 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 33 model components to the UV plane model.
! The established model now contains 121 components and 1.8614 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.087450Jy  sigma=0.001455
! Fit after  self-cal, rms=0.086933Jy  sigma=0.001447
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0202+149_X
! Writing UV FITS file: 0202+149_X.uvf
! Writing 121 model components to file: 0202+149_X.mod
! wwins: Wrote 3 windows to 0202+149_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9611 x 2.16 at -3.891 degrees (North through East)
! Clean map  min=-0.010268  max=1.4088 Jy/beam
! Writing clean map to FITS file: 0202+149_X.fits
! Writing difmap environment to: 0202+149_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0202+149_X]
device 0202+149_Xuv.ps/vps,1,2
! Attempting to open device: '0202+149_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0202+149_Xim.ps/vps
! Attempting to open device: '0202+149_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=0.9611 mas, bmaj=2.16 mas, bpa=-3.891 degrees
! Estimated noise=630.293 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9611 x 2.16 at -3.891 degrees (North through East)
! Clean map  min=-0.010268  max=1.4088 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0202+149_X.log closed on Thu Jul 14 13:07:40 2005