! Started logfile: 1745+624_S.log on Fri Aug 22 15:23:34 2008
observe 1745+624_S.edt
! Reading UV FITS file: 1745+624_S.edt
! AN table 1: 61 integrations on 171 of 171 possible baselines.
! AN table 2: 56 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.269056 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1745+624
! 
! 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 1615 lines of history.
! 
! Reading 21532 visibilities.
![@gonzo7-0.4 1745+624_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 632 telescope corrections were flagged in sub-array 1.
!  A total of 660 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 601 telescope corrections were flagged in sub-array 1.
!  A total of 684 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 606 telescope corrections were flagged in sub-array 1.
!  A total of 653 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 612 telescope corrections were flagged in sub-array 1.
!  A total of 657 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.821870Jy  sigma=13.366792
! Fit after  self-cal, rms=0.820351Jy  sigma=13.350378
! 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=2.104 mas, bmaj=2.294 mas, bpa=62.39 degrees
! Estimated noise=0.687701 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 = 0.13942 Jy
! Total flux subtracted in 50 components = 0.13942 Jy
! Clean residual min=-0.006974 max=0.039237 Jy/beam
! Clean residual mean=0.000017 rms=0.002112 Jy/beam
! Combined flux in latest and established models = 0.13942 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 0.13942 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.149265Jy  sigma=1.803337
! Fit after  self-cal, rms=0.149266Jy  sigma=1.803240
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0369684 Jy
! Total flux subtracted in 50 components = 0.0369684 Jy
! Clean residual min=-0.006012 max=0.016047 Jy/beam
! Clean residual mean=0.000012 rms=0.001496 Jy/beam
! Combined flux in latest and established models = 0.176388 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 7 components and 0.176388 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.139871Jy  sigma=1.548560
! Fit after  self-cal, rms=0.139812Jy  sigma=1.547705
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0178913 Jy
! Total flux subtracted in 50 components = 0.0178913 Jy
! Clean residual min=-0.005549 max=0.008262 Jy/beam
! Clean residual mean=0.000010 rms=0.001317 Jy/beam
! Combined flux in latest and established models = 0.19428 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 10 components and 0.19428 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.137271Jy  sigma=1.472583
! Fit after  self-cal, rms=0.137222Jy  sigma=1.471666
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0102613 Jy
! Total flux subtracted in 50 components = 0.0102613 Jy
! Clean residual min=-0.005164 max=0.007553 Jy/beam
! Clean residual mean=0.000009 rms=0.001254 Jy/beam
! Combined flux in latest and established models = 0.204541 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 14 components and 0.204541 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.136309Jy  sigma=1.443312
! Fit after  self-cal, rms=0.136282Jy  sigma=1.442844
! 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=2.573 mas, bmaj=2.835 mas, bpa=50.35 degrees
! Estimated noise=0.377875 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 (-1.6, -2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0138198 Jy
! Component: 100  -  total flux cleaned = 0.0222367 Jy
! Total flux subtracted in 100 components = 0.0222367 Jy
! Clean residual min=-0.004580 max=0.011088 Jy/beam
! Clean residual mean=0.000373 rms=0.001409 Jy/beam
! Combined flux in latest and established models = 0.226778 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 37 components and 0.226778 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.135062Jy  sigma=1.407808
! Fit after  self-cal, rms=0.134962Jy  sigma=1.405541
! Inverting map 
! Added new window around map position (-9.6, -13.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0121528 Jy
! Component: 100  -  total flux cleaned = 0.0200424 Jy
! Total flux subtracted in 100 components = 0.0200424 Jy
! Clean residual min=-0.003588 max=0.007325 Jy/beam
! Clean residual mean=0.000336 rms=0.001128 Jy/beam
! Combined flux in latest and established models = 0.24682 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 35 model components to the UV plane model.
! The established model now contains 72 components and 0.24682 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.133979Jy  sigma=1.375900
! Fit after  self-cal, rms=0.133912Jy  sigma=1.373451
! Inverting map 
! Added new window around map position (-4.8, -8.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00758371 Jy
! Component: 100  -  total flux cleaned = 0.013051 Jy
! Total flux subtracted in 100 components = 0.013051 Jy
! Clean residual min=-0.003227 max=0.006160 Jy/beam
! Clean residual mean=0.000309 rms=0.000996 Jy/beam
! Combined flux in latest and established models = 0.259871 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 34 model components to the UV plane model.
! The established model now contains 98 components and 0.259871 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.133485Jy  sigma=1.361839
! Fit after  self-cal, rms=0.133462Jy  sigma=1.360913
! 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 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.02     GC        1.14     HH        1.00*    
!   HN        0.95     KK        0.99     KP        1.05     LA        0.98     
!   MA        1.49     MK        1.01     NL        0.99     NY        1.05     
!   OV        1.04     PT        0.91     SC        0.95     TS        1.04     
!   WF        0.93     WZ        0.93     GG        1.00*    
! 
!  A total of 15 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.88     FD        1.10     GC        1.00*    HH        1.00*    
!   HN        0.95     KK        1.00*    KP        0.89     LA        1.09     
!   MA        0.81     MK        0.92     NL        0.78     NY        0.91     
!   OV        1.09     PT        0.96     SC        0.83     TS        1.00*    
!   WF        0.94     WZ        1.06     GG        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.02     GC        1.36     HH        1.00*    
!   HN        0.97     KK        0.97     KP        1.04     LA        1.01     
!   MA        0.83     MK        1.02     NL        0.99     NY        0.97     
!   OV        1.02     PT        0.97     SC        1.01     TS        1.03     
!   WF        0.94     WZ        0.95     GG        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.89     FD        0.97     GC        1.13     HH        1.00*    
!   HN        0.86     KK        1.00*    KP        0.94     LA        1.07     
!   MA        1.15     MK        0.97     NL        1.07     NY        1.02     
!   OV        1.03     PT        0.88     SC        1.00     TS        1.00*    
!   WF        0.94     WZ        1.03     GG        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.00     GC        1.18     HH        1.00*    
!   HN        0.99     KK        0.97     KP        0.97     LA        1.00     
!   MA        0.93     MK        1.06     NL        0.95     NY        1.01     
!   OV        1.06     PT        0.92     SC        0.97     TS        0.95     
!   WF        0.94     WZ        0.88     GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.93     FD        0.87     GC        0.89     HH        1.00*    
!   HN        1.22     KK        1.00*    KP        1.03     LA        0.91     
!   MA        1.12     MK        0.95     NL        0.93     NY        1.06     
!   OV        1.03     PT        0.96     SC        0.80     TS        1.00*    
!   WF        0.87     WZ        1.06     GG        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.01     GC        1.17     HH        1.00*    
!   HN        0.94     KK        1.07     KP        0.98     LA        0.99     
!   MA        1.07     MK        0.99     NL        1.02     NY        1.05     
!   OV        1.02     PT        0.93     SC        0.97     TS        0.95     
!   WF        0.98     WZ        0.95     GG        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.82     GC        0.85     HH        1.00*    
!   HN        1.13     KK        1.00*    KP        1.06     LA        0.78     
!   MA        0.83     MK        0.98     NL        0.99     NY        0.97     
!   OV        0.91     PT        1.05     SC        1.04     TS        1.00*    
!   WF        0.92     WZ        1.02     GG        1.00*    
! 
! 
! Fit before self-cal, rms=0.133462Jy  sigma=1.360913
! Fit after  self-cal, rms=0.126937Jy  sigma=1.303161
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.573 mas, bmaj=2.824 mas, bpa=48.54 degrees
! Estimated noise=0.368167 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 (-12.4, -20.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00669139 Jy
! Component: 100  -  total flux cleaned = 0.0109076 Jy
! Total flux subtracted in 100 components = 0.0109076 Jy
! Clean residual min=-0.002570 max=0.003679 Jy/beam
! Clean residual mean=0.000226 rms=0.000653 Jy/beam
! Combined flux in latest and established models = 0.270779 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 25 model components to the UV plane model.
! The established model now contains 122 components and 0.270779 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126644Jy  sigma=1.294335
! Fit after  self-cal, rms=0.126623Jy  sigma=1.293733
! 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 (-17.2, 14).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00304831 Jy
! Component: 100  -  total flux cleaned = 0.00501978 Jy
! Total flux subtracted in 100 components = 0.00501978 Jy
! Clean residual min=-0.002271 max=0.003123 Jy/beam
! Clean residual mean=0.000215 rms=0.000612 Jy/beam
! Combined flux in latest and established models = 0.275798 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 135 components and 0.275798 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126510Jy  sigma=1.291449
! Fit after  self-cal, rms=0.128368Jy  sigma=1.244875
! Inverting map and beam 
! Estimated beam: bmin=2.58 mas, bmaj=2.82 mas, bpa=48.18 degrees
! Estimated noise=0.367823 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 (-14, -27.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00241516 Jy
! Component: 100  -  total flux cleaned = 0.00400649 Jy
! Total flux subtracted in 100 components = 0.00400649 Jy
! Clean residual min=-0.001836 max=0.002422 Jy/beam
! Clean residual mean=0.000211 rms=0.000527 Jy/beam
! Combined flux in latest and established models = 0.279805 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 155 components and 0.279805 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.128269Jy  sigma=1.243515
! Fit after  self-cal, rms=0.128259Jy  sigma=1.243244
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1745+624_S
! Writing UV FITS file: 1745+624_S.uvf
! Writing 155 model components to file: 1745+624_S.mod
! wwins: Wrote 7 windows to 1745+624_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.58 x 2.82 at 48.18 degrees (North through East)
! Clean map  min=-0.001766  max=0.183 Jy/beam
! Writing clean map to FITS file: 1745+624_S.fits
! Writing difmap environment to: 1745+624_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1745+624_S]
device 1745+624_Suv.ps/vps,1,2
! Attempting to open device: '1745+624_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1745+624_Sim.ps/vps
! Attempting to open device: '1745+624_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=2.58 mas, bmaj=2.82 mas, bpa=48.18 degrees
! Estimated noise=0.367823 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.58 x 2.82 at 48.18 degrees (North through East)
! Clean map  min=-0.001766  max=0.183 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1745+624_S.log closed on Fri Aug 22 15:23:48 2008