! Started logfile: 0839+187_X.log on Mon Nov  6 16:51:39 2006
observe 0839+187_X.edt
! Reading UV FITS file: 0839+187_X.edt
! AN table 1: 35 integrations on 153 of 153 possible baselines.
! AN table 2: 58 integrations on 153 of 153 possible baselines.
! AN table 3: 76 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.0450555 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0839+187
! 
! 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 4660 visibilities.
![@gonzo6-0.1 0839+187_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 = 6.0
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 624 telescope corrections were flagged in sub-array 1.
!  A total of 931 telescope corrections were flagged in sub-array 2.
!  A total of 1234 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 624 telescope corrections were flagged in sub-array 1.
!  A total of 916 telescope corrections were flagged in sub-array 2.
!  A total of 1230 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 624 telescope corrections were flagged in sub-array 1.
!  A total of 928 telescope corrections were flagged in sub-array 2.
!  A total of 1238 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 627 telescope corrections were flagged in sub-array 1.
!  A total of 918 telescope corrections were flagged in sub-array 2.
!  A total of 1246 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.611168Jy  sigma=0.009753
! Fit after  self-cal, rms=0.595034Jy  sigma=0.010064
! 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=0.6238 mas, bmaj=1.061 mas, bpa=9.136 degrees
! Estimated noise=2598.83 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 = 0.260893 Jy
! Total flux subtracted in 50 components = 0.260893 Jy
! Clean residual min=-0.041997 max=0.079560 Jy/beam
! Clean residual mean=-0.000298 rms=0.011457 Jy/beam
! Combined flux in latest and established models = 0.260893 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 6 components and 0.260893 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.219673Jy  sigma=0.004046
! Fit after  self-cal, rms=0.219652Jy  sigma=0.004046
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.082924 Jy
! Total flux subtracted in 50 components = 0.082924 Jy
! Clean residual min=-0.031570 max=0.041631 Jy/beam
! Clean residual mean=-0.000212 rms=0.008360 Jy/beam
! Combined flux in latest and established models = 0.343817 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 10 components and 0.343817 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.166428Jy  sigma=0.003062
! Fit after  self-cal, rms=0.166364Jy  sigma=0.003061
! 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=0.8951 mas, bmaj=1.832 mas, bpa=11.97 degrees
! Estimated noise=1098.01 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 = 0.097275 Jy
! Component: 100  -  total flux cleaned = 0.137199 Jy
! Total flux subtracted in 100 components = 0.137199 Jy
! Clean residual min=-0.042141 max=0.055575 Jy/beam
! Clean residual mean=-0.000242 rms=0.013137 Jy/beam
! Combined flux in latest and established models = 0.481015 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 34 components and 0.481015 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.116461Jy  sigma=0.002059
! Fit after  self-cal, rms=0.116207Jy  sigma=0.002056
! 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:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
!  A total of 78 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.00*    GC        0.86     HH        1.00*    HN        0.89     
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        1.20     
!   ON        1.00*    OV        0.90     PT        1.10     SC        1.00*    
!   TS        1.00*    WF        0.89     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.06     HH        1.00*    HN        1.00*    
!   LA        0.85     MC        1.00*    MK        1.00*    NY        0.95     
!   ON        1.00*    OV        0.94     PT        0.95     SC        1.00*    
!   TS        1.15     WF        1.00*    BR        1.17     KK        1.00*    
!   KP        1.01     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
!  A total of 78 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.00*    GC        0.93     HH        1.00*    HN        0.91     
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.94     
!   ON        1.00*    OV        0.87     PT        1.16     SC        1.04     
!   TS        1.00*    WF        0.93     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.08     HH        1.00*    HN        1.00*    
!   LA        0.85     MC        1.00*    MK        1.00*    NY        1.06     
!   ON        1.00*    OV        0.95     PT        0.94     SC        1.00*    
!   TS        1.17     WF        1.00*    BR        1.26     KK        1.00*    
!   KP        0.97     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 6 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
!  A total of 69 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.00*    GC        0.95     HH        1.00*    HN        0.95     
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        0.79     
!   ON        1.00*    OV        0.90     PT        1.17     SC        1.00*    
!   TS        1.00*    WF        1.01     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.08     HH        1.00*    HN        1.00*    
!   LA        0.87     MC        1.00*    MK        1.00*    NY        1.19     
!   ON        1.00*    OV        1.01     PT        0.97     SC        1.00*    
!   TS        1.09     WF        1.00*    BR        1.27     KK        1.00*    
!   KP        0.98     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:
!   FD        0.00*    GC        0.00*    HH        0.00*    HN        0.00*    
!   LA        0.00*    MC        0.00*    MK        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    BR        0.00*    KK        0.00*    
!   KP        0.00*    WZ        0.00*    
! 
!  A total of 78 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.00*    GC        0.97     HH        1.00*    HN        0.94     
!   LA        1.00*    MC        1.00*    MK        1.00*    NY        1.30     
!   ON        1.00*    OV        0.88     PT        1.15     SC        1.00*    
!   TS        1.00*    WF        1.00     BR        1.00*    KK        1.00*    
!   KP        1.00*    WZ        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   FD        1.00*    GC        1.12     HH        1.00*    HN        1.00*    
!   LA        0.87     MC        1.00*    MK        1.00*    NY        0.82     
!   ON        1.00*    OV        0.97     PT        0.97     SC        1.00*    
!   TS        1.09     WF        1.00*    BR        1.22     KK        1.00*    
!   KP        1.00     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.116207Jy  sigma=0.002056
! Fit after  self-cal, rms=0.111337Jy  sigma=0.001953
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.8901 mas, bmaj=1.747 mas, bpa=15.36 degrees
! Estimated noise=1248.95 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 = -0.00556757 Jy
! Component: 100  -  total flux cleaned = -0.00569547 Jy
! Total flux subtracted in 100 components = -0.00569547 Jy
! Clean residual min=-0.029585 max=0.059578 Jy/beam
! Clean residual mean=0.000022 rms=0.013383 Jy/beam
! Combined flux in latest and established models = 0.47532 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 39 components and 0.47532 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110562Jy  sigma=0.001950
! Fit after  self-cal, rms=0.111008Jy  sigma=0.001946
! 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 (3.1, 11.3).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0523672 Jy
! Component: 100  -  total flux cleaned = 0.0764561 Jy
! Total flux subtracted in 100 components = 0.0764561 Jy
! Clean residual min=-0.023145 max=0.029259 Jy/beam
! Clean residual mean=-0.000073 rms=0.008001 Jy/beam
! Combined flux in latest and established models = 0.551776 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 61 components and 0.551776 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.090007Jy  sigma=0.001466
! Fit after  self-cal, rms=0.082060Jy  sigma=0.001288
! Inverting map and beam 
! Estimated beam: bmin=0.8941 mas, bmaj=1.776 mas, bpa=15.27 degrees
! Estimated noise=1217.27 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 (8.9, 4.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0228112 Jy
! Component: 100  -  total flux cleaned = 0.0319877 Jy
! Total flux subtracted in 100 components = 0.0319877 Jy
! Clean residual min=-0.013235 max=0.015356 Jy/beam
! Clean residual mean=-0.000008 rms=0.004023 Jy/beam
! Combined flux in latest and established models = 0.583763 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 80 components and 0.583763 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.076114Jy  sigma=0.001163
! Fit after  self-cal, rms=0.075027Jy  sigma=0.001141
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0839+187_X
! Writing UV FITS file: 0839+187_X.uvf
! Writing 80 model components to file: 0839+187_X.mod
! wwins: Wrote 3 windows to 0839+187_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8941 x 1.776 at 15.27 degrees (North through East)
! Clean map  min=-0.012613  max=0.40704 Jy/beam
! Writing clean map to FITS file: 0839+187_X.fits
! Writing difmap environment to: 0839+187_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0839+187_X]
device 0839+187_Xuv.ps/vps,1,2
! Attempting to open device: '0839+187_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0839+187_Xim.ps/vps
! Attempting to open device: '0839+187_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=0.8941 mas, bmaj=1.776 mas, bpa=15.27 degrees
! Estimated noise=1217.27 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.8941 x 1.776 at 15.27 degrees (North through East)
! Clean map  min=-0.012613  max=0.40704 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.1]
quit
! Quitting program
! Log file 0839+187_X.log closed on Mon Nov  6 16:52:01 2006