! Started logfile: 1741-038_X.log on Sat Dec  2 16:31:57 2006
observe 1741-038_X.edt
! Reading UV FITS file: 1741-038_X.edt
! AN table 1: 15 integrations on 153 of 153 possible baselines.
! AN table 2: 11 integrations on 153 of 153 possible baselines.
! AN table 3: 8 integrations on 153 of 153 possible baselines.
! AN table 4: 30 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.124285 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1741-038
! 
! 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 1304 lines of history.
! 
! Reading 4868 visibilities.
![@gonzo8-0.1 1741-038_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 187 telescope corrections were flagged in sub-array 1.
!  A total of 172 telescope corrections were flagged in sub-array 2.
!  A total of 114 telescope corrections were flagged in sub-array 3.
!  A total of 402 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 187 telescope corrections were flagged in sub-array 1.
!  A total of 172 telescope corrections were flagged in sub-array 2.
!  A total of 114 telescope corrections were flagged in sub-array 3.
!  A total of 401 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 187 telescope corrections were flagged in sub-array 1.
!  A total of 178 telescope corrections were flagged in sub-array 2.
!  A total of 114 telescope corrections were flagged in sub-array 3.
!  A total of 412 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 187 telescope corrections were flagged in sub-array 1.
!  A total of 178 telescope corrections were flagged in sub-array 2.
!  A total of 114 telescope corrections were flagged in sub-array 3.
!  A total of 401 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=2.829388Jy  sigma=0.045355
! Fit after  self-cal, rms=2.854433Jy  sigma=0.045907
! 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=0.6945 mas, bmaj=2.351 mas, bpa=-14.78 degrees
! Estimated noise=1382.06 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 = 2.8167 Jy
! Total flux subtracted in 50 components = 2.8167 Jy
! Clean residual min=-0.150871 max=0.785584 Jy/beam
! Clean residual mean=0.001108 rms=0.066285 Jy/beam
! Combined flux in latest and established models = 2.8167 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 2.8167 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.199335Jy  sigma=0.020191
! Fit after  self-cal, rms=1.199335Jy  sigma=0.020190
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.724768 Jy
! Total flux subtracted in 50 components = 0.724768 Jy
! Clean residual min=-0.095751 max=0.308764 Jy/beam
! Clean residual mean=0.000586 rms=0.037645 Jy/beam
! Combined flux in latest and established models = 3.54147 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 14 components and 3.54147 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.714467Jy  sigma=0.011630
! Fit after  self-cal, rms=0.714169Jy  sigma=0.011629
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.348346 Jy
! Total flux subtracted in 50 components = 0.348346 Jy
! Clean residual min=-0.077761 max=0.198515 Jy/beam
! Clean residual mean=0.000313 rms=0.027115 Jy/beam
! Combined flux in latest and established models = 3.88982 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 31 components and 3.88982 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.543544Jy  sigma=0.008251
! Fit after  self-cal, rms=0.543206Jy  sigma=0.008248
! 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=0.8622 mas, bmaj=2.607 mas, bpa=-11.61 degrees
! Estimated noise=815.553 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 = 0.314059 Jy
! Component: 100  -  total flux cleaned = 0.481294 Jy
! Total flux subtracted in 100 components = 0.481294 Jy
! Clean residual min=-0.079939 max=0.158215 Jy/beam
! Clean residual mean=0.000005 rms=0.022742 Jy/beam
! Combined flux in latest and established models = 4.37111 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 29 model components to the UV plane model.
! The established model now contains 60 components and 4.37111 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.392370Jy  sigma=0.004802
! Fit after  self-cal, rms=0.392153Jy  sigma=0.004799
! 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:
!   FD        0.97     GC        1.07     HH        1.00*    HN        1.07     
!   LA        0.98     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        0.98     SC        1.00*    
!   TS        1.00*    WF        0.98     BR        0.99     KK        1.01     
!   KP        0.98     WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.02     GC        1.00*    HH        1.00*    HN        0.99     
!   LA        1.05     MC        1.07     MK        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        0.99     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.97     GC        1.00*    HH        1.00*    HN        1.00     
!   LA        1.02     MC        1.00*    MK        1.06     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.00     SC        1.00*    
!   TS        1.00*    WF        0.96     BR        0.99     KK        1.00*    
!   KP        1.02     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.98     GC        1.00*    HH        1.00*    HN        1.25     
!   LA        0.98     MC        1.00*    MK        0.97     NY        1.00*    
!   ON        1.00*    OV        0.95     PT        0.97     SC        1.00*    
!   TS        1.00*    WF        1.37     BR        0.99     KK        0.96     
!   KP        0.98     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.97     GC        1.10     HH        1.00*    HN        1.05     
!   LA        0.97     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.95     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        0.98     BR        0.99     KK        1.00     
!   KP        0.93     WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.04     GC        1.00*    HH        1.00*    HN        0.98     
!   LA        1.06     MC        1.07     MK        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.00     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.97     GC        1.00*    HH        1.00*    HN        1.00     
!   LA        0.99     MC        1.00*    MK        1.06     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        0.98     BR        1.01     KK        1.00*    
!   KP        0.95     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.97     GC        1.00*    HH        1.00*    HN        1.25     
!   LA        0.97     MC        1.00*    MK        0.97     NY        1.00*    
!   ON        1.00*    OV        0.95     PT        1.00     SC        1.00*    
!   TS        1.00*    WF        1.40     BR        1.00     KK        0.97     
!   KP        0.93     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.94     GC        1.13     HH        1.00*    HN        1.08     
!   LA        0.97     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.04     SC        1.00*    
!   TS        1.00*    WF        1.14     BR        1.02     KK        1.00     
!   KP        0.92     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.01     GC        1.00*    HH        1.00*    HN        0.99     
!   LA        1.08     MC        1.11     MK        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.16     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.95     GC        1.00*    HH        1.00*    HN        1.02     
!   LA        1.02     MC        1.00*    MK        1.09     NY        1.00*    
!   ON        1.00*    OV        1.03     PT        1.05     SC        1.00*    
!   TS        1.00*    WF        1.12     BR        1.04     KK        1.00*    
!   KP        0.94     WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.95     GC        1.00*    HH        1.00*    HN        1.37     
!   LA        0.99     MC        1.00*    MK        0.98     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        1.56     BR        1.03     KK        0.95     
!   KP        0.93     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.93     GC        1.18     HH        1.00*    HN        1.09     
!   LA        0.96     MC        1.00*    MK        1.00     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        1.03     SC        1.00*    
!   TS        1.00*    WF        1.11     BR        0.99     KK        1.00     
!   KP        0.94     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.98     GC        1.00*    HH        1.00*    HN        1.01     
!   LA        1.04     MC        1.18     MK        1.00*    NY        1.00*    
!   ON        1.00*    OV        1.00*    PT        1.00*    SC        1.00*    
!   TS        1.00*    WF        1.17     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   FD        0.93     GC        1.00*    HH        1.00*    HN        1.01     
!   LA        0.99     MC        1.00*    MK        1.12     NY        1.00*    
!   ON        1.00*    OV        1.02     PT        1.05     SC        1.00*    
!   TS        1.00*    WF        1.10     BR        1.01     KK        1.00*    
!   KP        0.95     WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.94     GC        1.00*    HH        1.00*    HN        1.27     
!   LA        0.97     MC        1.00*    MK        1.01     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        1.02     SC        1.00*    
!   TS        1.00*    WF        1.54     BR        1.00     KK        0.96     
!   KP        0.94     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.392153Jy  sigma=0.004799
! Fit after  self-cal, rms=0.138569Jy  sigma=0.001612
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8843 mas, bmaj=2.659 mas, bpa=-11.88 degrees
! Estimated noise=811.277 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 = -0.00529908 Jy
! Component: 100  -  total flux cleaned = -0.00530948 Jy
! Total flux subtracted in 100 components = -0.00530948 Jy
! Clean residual min=-0.015351 max=0.018670 Jy/beam
! Clean residual mean=-0.000100 rms=0.002864 Jy/beam
! Combined flux in latest and established models = 4.3658 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 66 components and 4.3658 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.134145Jy  sigma=0.001555
! Fit after  self-cal, rms=0.133984Jy  sigma=0.001553
! 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 (1.4, -0.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00121325 Jy
! Component: 100  -  total flux cleaned = 0.000714118 Jy
! Total flux subtracted in 100 components = 0.000714118 Jy
! Clean residual min=-0.010467 max=0.012552 Jy/beam
! Clean residual mean=-0.000099 rms=0.002557 Jy/beam
! Combined flux in latest and established models = 4.36652 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 77 components and 4.36652 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.130390Jy  sigma=0.001506
! Fit after  self-cal, rms=0.126167Jy  sigma=0.001433
! Inverting map and beam 
! Estimated beam: bmin=0.884 mas, bmaj=2.659 mas, bpa=-11.89 degrees
! Estimated noise=812.739 mJy/beam.
! Added new window around map position (-1.2, -2.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0049127 Jy
! Component: 100  -  total flux cleaned = 0.00489161 Jy
! Total flux subtracted in 100 components = 0.00489161 Jy
! Clean residual min=-0.008063 max=0.010993 Jy/beam
! Clean residual mean=-0.000079 rms=0.002221 Jy/beam
! Combined flux in latest and established models = 4.37141 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 87 components and 4.37141 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.123304Jy  sigma=0.001399
! Fit after  self-cal, rms=0.122031Jy  sigma=0.001379
! Inverting map and beam 
! Estimated beam: bmin=0.8837 mas, bmaj=2.659 mas, bpa=-11.89 degrees
! Estimated noise=813.448 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 = 0.00521716 Jy
! Component: 100  -  total flux cleaned = 0.00593895 Jy
! Total flux subtracted in 100 components = 0.00593895 Jy
! Clean residual min=-0.007197 max=0.009789 Jy/beam
! Clean residual mean=-0.000107 rms=0.002036 Jy/beam
! Combined flux in latest and established models = 4.37735 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 92 components and 4.37735 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120298Jy  sigma=0.001358
! Fit after  self-cal, rms=0.120113Jy  sigma=0.001357
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1741-038_X
! Writing UV FITS file: 1741-038_X.uvf
! Writing 92 model components to file: 1741-038_X.mod
! wwins: Wrote 3 windows to 1741-038_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8837 x 2.659 at -11.89 degrees (North through East)
! Clean map  min=-0.0090963  max=3.8138 Jy/beam
! Writing clean map to FITS file: 1741-038_X.fits
! Writing difmap environment to: 1741-038_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1741-038_X]
device 1741-038_Xuv.ps/vps,1,2
! Attempting to open device: '1741-038_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1741-038_Xim.ps/vps
! Attempting to open device: '1741-038_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=0.8837 mas, bmaj=2.659 mas, bpa=-11.89 degrees
! Estimated noise=813.448 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8837 x 2.659 at -11.89 degrees (North through East)
! Clean map  min=-0.0090963  max=3.8138 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 1741-038_X.log closed on Sat Dec  2 16:32:13 2006