! Started logfile: 1955+335_S.log on Fri Jul 21 09:29:40 2006
observe 1955+335_S.edt
! Reading UV FITS file: 1955+335_S.edt
! AN table 1: 87 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.154023 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1955+335
! 
! 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 1596 lines of history.
! 
! Reading 10184 visibilities.
![@gonzo7_0.4_pw 1955+335_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 1298 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1199 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1463 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1245 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.908941Jy  sigma=0.027012
! Fit after  self-cal, rms=0.908804Jy  sigma=0.027016
! 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
peakw win_mult
! Inverting map and beam 
! Estimated beam: bmin=2.407 mas, bmaj=3.777 mas, bpa=-22.74 degrees
! Estimated noise=639.468 mJy/beam.
! Added new window around map position (0, 0).
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=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0690524 Jy
! Total flux subtracted in 50 components = 0.0690524 Jy
! Clean residual min=-0.005301 max=0.019260 Jy/beam
! Clean residual mean=-0.000031 rms=0.001119 Jy/beam
! Combined flux in latest and established models = 0.0690524 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 0.0690524 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.046065Jy  sigma=0.001305
! Fit after  self-cal, rms=0.046062Jy  sigma=0.001305
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0160215 Jy
! Total flux subtracted in 50 components = 0.0160215 Jy
! Clean residual min=-0.003275 max=0.006289 Jy/beam
! Clean residual mean=-0.000020 rms=0.000779 Jy/beam
! Combined flux in latest and established models = 0.0850739 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 0.0850739 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.040435Jy  sigma=0.001124
! Fit after  self-cal, rms=0.040434Jy  sigma=0.001124
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00698399 Jy
! Total flux subtracted in 50 components = 0.00698399 Jy
! Clean residual min=-0.002952 max=0.004124 Jy/beam
! Clean residual mean=-0.000016 rms=0.000703 Jy/beam
! Combined flux in latest and established models = 0.0920579 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 9 components and 0.0920579 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.039323Jy  sigma=0.001087
! Fit after  self-cal, rms=0.039321Jy  sigma=0.001086
! 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=3.193 mas, bmaj=5.676 mas, bpa=-32.23 degrees
! Estimated noise=328.036 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 (-12.8, 3.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00601792 Jy
! Component: 100  -  total flux cleaned = 0.00951908 Jy
! Total flux subtracted in 100 components = 0.00951908 Jy
! Clean residual min=-0.002576 max=0.002445 Jy/beam
! Clean residual mean=-0.000050 rms=0.000740 Jy/beam
! Combined flux in latest and established models = 0.101577 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 34 components and 0.101577 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.038506Jy  sigma=0.001058
! Fit after  self-cal, rms=0.038455Jy  sigma=0.001056
! 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        0.99     FD        1.01     GC        0.99     HN        0.99     
!   LA        0.96     NL        0.99     OV        1.02     SC        0.99     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00     
!   KP        0.97     MA        1.00*    MC        1.00*    MK        1.02     
!   NY        1.01     TS        1.00*    WZ        1.00*    PT        0.97     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.01     GC        0.98     HN        0.99     
!   LA        0.97     NL        0.98     OV        1.01     SC        0.99     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.98     MA        1.00*    MC        1.00*    MK        1.00     
!   NY        0.98     TS        1.00*    WZ        0.94     PT        0.97     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.95     FD        1.00     GC        0.98     HN        0.82     
!   LA        1.03     NL        0.99     OV        1.00     SC        0.98     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        0.98     
!   KP        0.97     MA        1.00*    MC        1.00*    MK        1.02     
!   NY        0.99     TS        1.00*    WZ        0.95     PT        0.97     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00     GC        0.97     HN        0.99     
!   LA        0.99     NL        0.96     OV        1.01     SC        1.00     
!   WF        1.00*    GG        1.00*    HH        1.00*    KK        1.00     
!   KP        0.98     MA        1.00*    MC        1.00*    MK        1.01     
!   NY        1.00     TS        1.00*    WZ        0.96     PT        0.98     
! 
! 
! Fit before self-cal, rms=0.038455Jy  sigma=0.001056
! Fit after  self-cal, rms=0.037562Jy  sigma=0.001052
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.204 mas, bmaj=5.668 mas, bpa=-32.02 degrees
! Estimated noise=321.029 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 = 0.00193499 Jy
! Component: 100  -  total flux cleaned = 0.00313294 Jy
! Total flux subtracted in 100 components = 0.00313294 Jy
! Clean residual min=-0.002129 max=0.002553 Jy/beam
! Clean residual mean=-0.000026 rms=0.000681 Jy/beam
! Combined flux in latest and established models = 0.10471 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 48 components and 0.10471 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037466Jy  sigma=0.001049
! Fit after  self-cal, rms=0.037470Jy  sigma=0.001049
! 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 = 0.000634447 Jy
! Component: 100  -  total flux cleaned = 0.000862443 Jy
! Total flux subtracted in 100 components = 0.000862443 Jy
! Clean residual min=-0.002116 max=0.002599 Jy/beam
! Clean residual mean=-0.000024 rms=0.000677 Jy/beam
! Combined flux in latest and established models = 0.105572 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 15 model components to the UV plane model.
! The established model now contains 52 components and 0.105572 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037440Jy  sigma=0.001048
! Fit after  self-cal, rms=0.037681Jy  sigma=0.001036
! Inverting map and beam 
! Estimated beam: bmin=3.217 mas, bmaj=5.632 mas, bpa=-31.86 degrees
! Estimated noise=322.57 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 = 0.000656963 Jy
! Component: 100  -  total flux cleaned = 0.000760344 Jy
! Total flux subtracted in 100 components = 0.000760344 Jy
! Clean residual min=-0.002107 max=0.002570 Jy/beam
! Clean residual mean=-0.000021 rms=0.000662 Jy/beam
! Combined flux in latest and established models = 0.106333 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 65 components and 0.106333 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.037656Jy  sigma=0.001035
! Fit after  self-cal, rms=0.037665Jy  sigma=0.001035
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1955+335_S
! Writing UV FITS file: 1955+335_S.uvf
! Writing 65 model components to file: 1955+335_S.mod
! wwins: Wrote 2 windows to 1955+335_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.217 x 5.632 at -31.86 degrees (North through East)
! Clean map  min=-0.002099  max=0.089056 Jy/beam
! Writing clean map to FITS file: 1955+335_S.fits
! Writing difmap environment to: 1955+335_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1955+335_S]
device 1955+335_Suv.ps/vps,1,2
! Attempting to open device: '1955+335_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1955+335_Sim.ps/vps
! Attempting to open device: '1955+335_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=3.217 mas, bmaj=5.632 mas, bpa=-31.86 degrees
! Estimated noise=322.57 mJy/beam.
xyrange 0, 0, 0, 0
! The mapplot display area will be limited to:
!  Relative  RA: (The whole available range)
!  Relative DEC: (The whole available range)
mapcolor grey
! Mapplot colormap: grey, contrast: 1 brightness: 0.5.
docont=true
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.217 x 5.632 at -31.86 degrees (North through East)
! Clean map  min=-0.002099  max=0.089056 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7_0.4_pw]
quit
! Quitting program
! Log file 1955+335_S.log closed on Fri Jul 21 09:30:00 2006