! Started logfile: 1741-038_S.log on Mon Oct 30 08:36:21 2006
observe 1741-038_S.edt
! Reading UV FITS file: 1741-038_S.edt
! AN table 1: 11 integrations on 136 of 136 possible baselines.
! AN table 2: 152 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.0831379 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1741-038
! Warning: Unknown AN-table MNTSTA value (4).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (4).
!          Will assume that it is ground-based.
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1577 lines of history.
! 
! Reading 7372 visibilities.
![@gonzo7-0.4 1741-038_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 106 telescope corrections were flagged in sub-array 1.
!  A total of 1943 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 114 telescope corrections were flagged in sub-array 1.
!  A total of 1952 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 114 telescope corrections were flagged in sub-array 1.
!  A total of 1943 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 114 telescope corrections were flagged in sub-array 1.
!  A total of 1991 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=3.299606Jy  sigma=0.043738
! Fit after  self-cal, rms=3.301160Jy  sigma=0.043947
! 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=1.538 mas, bmaj=5.425 mas, bpa=-43.55 degrees
! Estimated noise=1275.34 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 = 2.8192 Jy
! Total flux subtracted in 50 components = 2.8192 Jy
! Clean residual min=-0.269389 max=0.918394 Jy/beam
! Clean residual mean=0.000236 rms=0.075882 Jy/beam
! Combined flux in latest and established models = 2.8192 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 5 components and 2.8192 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.719718Jy  sigma=0.022646
! Fit after  self-cal, rms=1.719701Jy  sigma=0.022646
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.87158 Jy
! Total flux subtracted in 50 components = 0.87158 Jy
! Clean residual min=-0.149627 max=0.330319 Jy/beam
! Clean residual mean=-0.000506 rms=0.048436 Jy/beam
! Combined flux in latest and established models = 3.69078 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 6 components and 3.69078 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.134674Jy  sigma=0.014295
! Fit after  self-cal, rms=1.134671Jy  sigma=0.014295
! 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=2.522 mas, bmaj=6.445 mas, bpa=-40.79 degrees
! Estimated noise=693.417 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 = 0.540335 Jy
! Component: 100  -  total flux cleaned = 0.758164 Jy
! Total flux subtracted in 100 components = 0.758164 Jy
! Clean residual min=-0.125840 max=0.214066 Jy/beam
! Clean residual mean=-0.003528 rms=0.046046 Jy/beam
! Combined flux in latest and established models = 4.44894 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 19 components and 4.44894 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.917586Jy  sigma=0.010711
! Fit after  self-cal, rms=0.917580Jy  sigma=0.010711
! 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:
!   BR        2.17     FD        0.96     HN        3.36     HO        1.00*    
!   KP        1.00*    LA        1.01     MK        1.13     NL        1.04     
!   NY        1.00*    OV        0.96     PT        0.95     MC        1.00*    
!   SC        1.00*    SV        1.00*    TC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 111 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.21     FD        0.95     HN        2.27     HO        1.12     
!   KP        1.00*    LA        0.95     MK        1.19     NL        0.90     
!   NY        1.00*    OV        0.92     PT        0.96     MC        1.00*    
!   SC        0.82     SV        1.00*    TC        1.00*    WF        0.99     
!   WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.61     FD        0.95     HN        1.00*    HO        1.00*    
!   KP        1.00*    LA        0.98     MK        1.12     NL        0.98     
!   NY        1.00*    OV        0.95     PT        0.97     MC        1.00*    
!   SC        1.00*    SV        1.00*    TC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 117 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        0.96     HN        3.05     HO        1.02     
!   KP        1.00*    LA        0.95     MK        0.93     NL        0.91     
!   NY        1.00*    OV        0.92     PT        0.94     MC        1.00*    
!   SC        0.86     SV        1.00*    TC        1.00*    WF        1.03     
!   WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.70     FD        0.97     HN        1.00*    HO        1.00*    
!   KP        1.00*    LA        0.90     MK        1.01     NL        0.98     
!   NY        1.00*    OV        0.95     PT        0.98     MC        1.00*    
!   SC        1.00*    SV        1.00*    TC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 108 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.08     FD        0.96     HN        2.96     HO        0.98     
!   KP        1.00*    LA        0.96     MK        0.95     NL        0.89     
!   NY        1.00*    OV        0.93     PT        0.96     MC        1.00*    
!   SC        0.85     SV        1.00*    TC        1.00*    WF        1.05     
!   WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.72     FD        0.99     HN        1.00*    HO        1.00*    
!   KP        1.00*    LA        0.99     MK        0.98     NL        0.97     
!   NY        1.00*    OV        0.90     PT        0.89     MC        1.00*    
!   SC        1.00*    SV        1.00*    TC        1.00*    WF        1.00*    
!   WZ        1.00*    
! 
!  A total of 111 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.10     FD        0.97     HN        1.00*    HO        0.97     
!   KP        1.00*    LA        0.97     MK        0.96     NL        0.89     
!   NY        1.00*    OV        0.94     PT        0.96     MC        1.00*    
!   SC        0.89     SV        1.00*    TC        1.00*    WF        1.04     
!   WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.917580Jy  sigma=0.010711
! Fit after  self-cal, rms=0.522702Jy  sigma=0.006489
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.59 mas, bmaj=6.738 mas, bpa=-39.55 degrees
! Estimated noise=687.629 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 = -0.0265994 Jy
! Component: 100  -  total flux cleaned = -0.0281292 Jy
! Total flux subtracted in 100 components = -0.0281292 Jy
! Clean residual min=-0.066025 max=0.091774 Jy/beam
! Clean residual mean=0.000044 rms=0.021116 Jy/beam
! Combined flux in latest and established models = 4.42081 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 22 components and 4.42081 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.521440Jy  sigma=0.006464
! Fit after  self-cal, rms=0.521485Jy  sigma=0.006464
! 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 = -0.00133252 Jy
! Component: 100  -  total flux cleaned = -0.00256352 Jy
! Total flux subtracted in 100 components = -0.00256352 Jy
! Clean residual min=-0.066115 max=0.091071 Jy/beam
! Clean residual mean=0.000051 rms=0.021030 Jy/beam
! Combined flux in latest and established models = 4.41825 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 24 components and 4.41825 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.520914Jy  sigma=0.006454
! Fit after  self-cal, rms=0.183845Jy  sigma=0.001673
! Inverting map and beam 
! Estimated beam: bmin=2.575 mas, bmaj=6.737 mas, bpa=-39.85 degrees
! Estimated noise=688.01 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 = 0.000805913 Jy
! Component: 100  -  total flux cleaned = -9.53561e-05 Jy
! Total flux subtracted in 100 components = -9.53561e-05 Jy
! Clean residual min=-0.019918 max=0.015481 Jy/beam
! Clean residual mean=0.000028 rms=0.003393 Jy/beam
! Combined flux in latest and established models = 4.41815 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 31 components and 4.41815 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.182498Jy  sigma=0.001653
! Fit after  self-cal, rms=0.182520Jy  sigma=0.001653
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1741-038_S
! Writing UV FITS file: 1741-038_S.uvf
! Writing 31 model components to file: 1741-038_S.mod
! wwins: Wrote 1 windows to 1741-038_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.575 x 6.737 at -39.85 degrees (North through East)
! Clean map  min=-0.01942  max=3.9571 Jy/beam
! Writing clean map to FITS file: 1741-038_S.fits
! Writing difmap environment to: 1741-038_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1741-038_S]
device 1741-038_Suv.ps/vps,1,2
! Attempting to open device: '1741-038_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1741-038_Sim.ps/vps
! Attempting to open device: '1741-038_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=2.575 mas, bmaj=6.737 mas, bpa=-39.85 degrees
! Estimated noise=688.01 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.575 x 6.737 at -39.85 degrees (North through East)
! Clean map  min=-0.01942  max=3.9571 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1741-038_S.log closed on Mon Oct 30 08:36:41 2006