! Started logfile: 1308+326_S.log on Fri Jun 20 10:41:36 2008
observe 1308+326_S.edt
! Reading UV FITS file: 1308+326_S.edt
! AN table 1: 90 integrations on 190 of 190 possible baselines.
! AN table 2: 101 integrations on 190 of 190 possible baselines.
! AN table 3: 50 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.289321 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1308+326
! 
! 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 1901 lines of history.
! 
! Reading 52992 visibilities.
![@gonzo7-0.4 1308+326_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 1530 telescope corrections were flagged in sub-array 1.
!  A total of 1197 telescope corrections were flagged in sub-array 2.
!  A total of 697 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 1482 telescope corrections were flagged in sub-array 1.
!  A total of 1197 telescope corrections were flagged in sub-array 2.
!  A total of 697 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 1482 telescope corrections were flagged in sub-array 1.
!  A total of 1197 telescope corrections were flagged in sub-array 2.
!  A total of 697 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 1482 telescope corrections were flagged in sub-array 1.
!  A total of 1197 telescope corrections were flagged in sub-array 2.
!  A total of 697 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.542786Jy  sigma=7.485524
! Fit after  self-cal, rms=0.534580Jy  sigma=7.478956
! 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=1.826 mas, bmaj=3.186 mas, bpa=-1.561 degrees
! Estimated noise=0.577008 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 = 0.80216 Jy
! Total flux subtracted in 50 components = 0.80216 Jy
! Clean residual min=-0.040596 max=0.280079 Jy/beam
! Clean residual mean=-0.000035 rms=0.010484 Jy/beam
! Combined flux in latest and established models = 0.80216 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 0.80216 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.620144Jy  sigma=8.508655
! Fit after  self-cal, rms=0.620053Jy  sigma=8.508194
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.300295 Jy
! Total flux subtracted in 50 components = 0.300295 Jy
! Clean residual min=-0.028512 max=0.138051 Jy/beam
! Clean residual mean=0.000018 rms=0.007010 Jy/beam
! Combined flux in latest and established models = 1.10245 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 9 components and 1.10245 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.467272Jy  sigma=6.056374
! Fit after  self-cal, rms=0.466989Jy  sigma=6.054642
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.152398 Jy
! Total flux subtracted in 50 components = 0.152398 Jy
! Clean residual min=-0.023123 max=0.071174 Jy/beam
! Clean residual mean=0.000044 rms=0.005798 Jy/beam
! Combined flux in latest and established models = 1.25485 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 10 components and 1.25485 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.416577Jy  sigma=5.230695
! Fit after  self-cal, rms=0.416379Jy  sigma=5.229708
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0847494 Jy
! Total flux subtracted in 50 components = 0.0847494 Jy
! Clean residual min=-0.020343 max=0.044607 Jy/beam
! Clean residual mean=0.000059 rms=0.005382 Jy/beam
! Combined flux in latest and established models = 1.3396 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 20 components and 1.3396 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.399102Jy  sigma=4.923533
! Fit after  self-cal, rms=0.398976Jy  sigma=4.922910
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0556649 Jy
! Total flux subtracted in 50 components = 0.0556649 Jy
! Clean residual min=-0.020634 max=0.030259 Jy/beam
! Clean residual mean=0.000069 rms=0.005192 Jy/beam
! Combined flux in latest and established models = 1.39527 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 23 components and 1.39527 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.391709Jy  sigma=4.769205
! Fit after  self-cal, rms=0.391634Jy  sigma=4.768780
! 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=2.227 mas, bmaj=3.977 mas, bpa=-6.908 degrees
! Estimated noise=0.356188 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 = 0.0468712 Jy
! Component: 100  -  total flux cleaned = 0.0720346 Jy
! Total flux subtracted in 100 components = 0.0720346 Jy
! Clean residual min=-0.021007 max=0.024655 Jy/beam
! Clean residual mean=0.001016 rms=0.005811 Jy/beam
! Combined flux in latest and established models = 1.4673 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 31 components and 1.4673 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.386839Jy  sigma=4.643160
! Fit after  self-cal, rms=0.386814Jy  sigma=4.643103
! 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 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        0.84     GC        0.91     HH        1.00*    
!   HN        0.95     KK        0.88     KP        0.58     LA        0.77     
!   MA        4.05     MC        1.44     MK        0.74     NL        0.72     
!   NY        1.23     ON        0.82     OV        0.83     PT        1.03     
!   SC        1.07     TS        1.00*    WF        0.72     WZ        0.70     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.91     FD        1.04     GC        1.00     HH        1.10     
!   HN        1.05     KK        0.70     KP        0.83     LA        1.08     
!   MA        3.92     MC        0.92     MK        0.95     NL        0.73     
!   NY        2.34     ON        0.91     OV        0.95     PT        1.02     
!   SC        0.95     TS        1.16     WF        0.73     WZ        1.10     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        1.01     GC        0.86     HH        1.00*    
!   HN        1.07     KK        1.00     KP        0.91     LA        1.01     
!   MA        1.51     MC        1.07     MK        1.01     NL        1.05     
!   NY        0.84     ON        0.94     OV        1.00     PT        1.01     
!   SC        0.74     TS        0.93     WF        0.82     WZ        1.10     
! 
! 
! Correcting IF 2.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        0.89     GC        1.04     HH        1.00*    
!   HN        0.86     KK        0.82     KP        0.86     LA        0.73     
!   MA        2.25     MC        1.73     MK        0.77     NL        1.00     
!   NY        1.22     ON        0.97     OV        0.66     PT        0.89     
!   SC        1.15     TS        1.00*    WF        0.72     WZ        0.67     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.04     FD        1.04     GC        0.95     HH        1.50     
!   HN        1.07     KK        0.74     KP        0.96     LA        1.06     
!   MA        2.41     MC        0.84     MK        1.05     NL        0.86     
!   NY        1.38     ON        1.07     OV        0.89     PT        1.19     
!   SC        1.05     TS        0.97     WF        1.05     WZ        1.04     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.04     FD        1.01     GC        1.01     HH        1.00*    
!   HN        1.10     KK        0.96     KP        0.98     LA        0.96     
!   MA        2.31     MC        1.15     MK        0.94     NL        1.07     
!   NY        0.89     ON        1.01     OV        1.00     PT        0.91     
!   SC        0.96     TS        0.92     WF        0.98     WZ        1.09     
! 
! 
! Correcting IF 3.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.96     GC        1.08     HH        1.00*    
!   HN        0.81     KK        0.81     KP        0.75     LA        0.65     
!   MA        1.70     MC        1.14     MK        0.74     NL        1.03     
!   NY        1.25     ON        0.87     OV        0.82     PT        0.91     
!   SC        1.09     TS        1.00*    WF        0.74     WZ        0.69     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.96     FD        1.07     GC        1.02     HH        1.16     
!   HN        1.12     KK        0.97     KP        0.69     LA        1.05     
!   MA        1.87     MC        1.77     MK        0.99     NL        0.91     
!   NY        1.33     ON        1.02     OV        0.89     PT        1.07     
!   SC        1.08     TS        0.95     WF        1.02     WZ        1.05     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        1.01     GC        1.04     HH        1.00*    
!   HN        1.11     KK        0.98     KP        1.06     LA        1.02     
!   MA        1.32     MC        1.35     MK        0.99     NL        1.05     
!   NY        0.89     ON        1.06     OV        1.02     PT        1.02     
!   SC        0.86     TS        0.95     WF        0.95     WZ        1.04     
! 
! 
! Correcting IF 4.
!  A total of 15 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.98     GC        1.02     HH        1.00*    
!   HN        0.91     KK        0.87     KP        0.85     LA        1.00     
!   MA        1.42     MC        1.10     MK        0.73     NL        0.74     
!   NY        1.00     ON        1.04     OV        0.70     PT        1.02     
!   SC        1.07     TS        1.00*    WF        0.83     WZ        0.80     
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.09     FD        0.99     GC        0.70     HH        1.06     
!   HN        1.03     KK        0.86     KP        1.05     LA        1.04     
!   MA        2.33     MC        1.28     MK        1.05     NL        1.02     
!   NY        1.33     ON        0.68     OV        1.01     PT        1.17     
!   SC        1.09     TS        0.96     WF        0.81     WZ        1.07     
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.03     FD        0.97     GC        1.05     HH        1.00*    
!   HN        1.12     KK        1.02     KP        1.01     LA        1.01     
!   MA        1.40     MC        0.94     MK        0.97     NL        1.06     
!   NY        0.93     ON        1.06     OV        1.04     PT        1.01     
!   SC        0.92     TS        0.96     WF        1.03     WZ        1.03     
! 
! 
! Fit before self-cal, rms=0.386814Jy  sigma=4.643103
! Fit after  self-cal, rms=0.324189Jy  sigma=2.416065
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.281 mas, bmaj=4.042 mas, bpa=-6.687 degrees
! Estimated noise=0.359806 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 (-8, 1.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00690744 Jy
! Component: 100  -  total flux cleaned = 0.00920046 Jy
! Total flux subtracted in 100 components = 0.00920046 Jy
! Clean residual min=-0.013256 max=0.013167 Jy/beam
! Clean residual mean=0.000361 rms=0.002770 Jy/beam
! Combined flux in latest and established models = 1.4765 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 42 components and 1.4765 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.322884Jy  sigma=2.398209
! Fit after  self-cal, rms=0.322908Jy  sigma=2.395736
! 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 = 0.00381491 Jy
! Component: 100  -  total flux cleaned = 0.00507618 Jy
! Total flux subtracted in 100 components = 0.00507618 Jy
! Clean residual min=-0.013504 max=0.013230 Jy/beam
! Clean residual mean=0.000344 rms=0.002739 Jy/beam
! Combined flux in latest and established models = 1.48158 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 53 components and 1.48158 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.322412Jy  sigma=2.392760
! Fit after  self-cal, rms=0.257832Jy  sigma=1.330680
! Inverting map and beam 
! Estimated beam: bmin=2.281 mas, bmaj=4.055 mas, bpa=-6.65 degrees
! Estimated noise=0.358173 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 = 0.00902488 Jy
! Component: 100  -  total flux cleaned = 0.0100721 Jy
! Total flux subtracted in 100 components = 0.0100721 Jy
! Clean residual min=-0.005055 max=0.005076 Jy/beam
! Clean residual mean=0.000206 rms=0.000835 Jy/beam
! Combined flux in latest and established models = 1.49165 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 66 components and 1.49165 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.256966Jy  sigma=1.309042
! Fit after  self-cal, rms=0.256966Jy  sigma=1.305455
! Inverting map 
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00330774 Jy
! Component: 100  -  total flux cleaned = 0.00375337 Jy
! Total flux subtracted in 100 components = 0.00375337 Jy
! Clean residual min=-0.004670 max=0.004297 Jy/beam
! Clean residual mean=0.000193 rms=0.000767 Jy/beam
! Combined flux in latest and established models = 1.4954 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 71 components and 1.4954 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.256620Jy  sigma=1.300318
! Fit after  self-cal, rms=0.256619Jy  sigma=1.299516
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1308+326_S
! Writing UV FITS file: 1308+326_S.uvf
! Writing 71 model components to file: 1308+326_S.mod
! wwins: Wrote 2 windows to 1308+326_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.281 x 4.055 at -6.65 degrees (North through East)
! Clean map  min=-0.0036624  max=1.1252 Jy/beam
! Writing clean map to FITS file: 1308+326_S.fits
! Writing difmap environment to: 1308+326_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1308+326_S]
device 1308+326_Suv.ps/vps,1,2
! Attempting to open device: '1308+326_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1308+326_Sim.ps/vps
! Attempting to open device: '1308+326_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=2.281 mas, bmaj=4.055 mas, bpa=-6.65 degrees
! Estimated noise=0.358173 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.281 x 4.055 at -6.65 degrees (North through East)
! Clean map  min=-0.0036624  max=1.1252 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1308+326_S.log closed on Fri Jun 20 10:41:51 2008