! Started logfile: 1754+155_S.log on Tue Aug  7 10:59:58 2007
observe 1754+155_S.edt
! Reading UV FITS file: 1754+155_S.edt
! AN table 1: 3 integrations on 105 of 105 possible baselines.
! AN table 2: 80 integrations on 105 of 105 possible baselines.
! AN table 3: 45 integrations on 105 of 105 possible baselines.
! Apparent sampling: 0.0787202 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1754+155
! 
! 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 1153 lines of history.
! 
! Reading 4232 visibilities.
![@gonzo7-0.4 1754+155_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 45 telescope corrections were flagged in sub-array 1.
!  A total of 1057 telescope corrections were flagged in sub-array 2.
!  A total of 454 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 42 telescope corrections were flagged in sub-array 1.
!  A total of 1004 telescope corrections were flagged in sub-array 2.
!  A total of 434 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 45 telescope corrections were flagged in sub-array 1.
!  A total of 1054 telescope corrections were flagged in sub-array 2.
!  A total of 435 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 45 telescope corrections were flagged in sub-array 1.
!  A total of 1003 telescope corrections were flagged in sub-array 2.
!  A total of 452 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.746528Jy  sigma=0.008103
! Fit after  self-cal, rms=0.734813Jy  sigma=0.008094
! 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=2.472 mas, bmaj=4.196 mas, bpa=-13.73 degrees
! Estimated noise=1831.69 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 = 0.202632 Jy
! Total flux subtracted in 50 components = 0.202632 Jy
! Clean residual min=-0.014449 max=0.056515 Jy/beam
! Clean residual mean=-0.000001 rms=0.004003 Jy/beam
! Combined flux in latest and established models = 0.202632 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 0.202632 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.151344Jy  sigma=0.001385
! Fit after  self-cal, rms=0.151344Jy  sigma=0.001385
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0450279 Jy
! Total flux subtracted in 50 components = 0.0450279 Jy
! Clean residual min=-0.012064 max=0.018109 Jy/beam
! Clean residual mean=0.000010 rms=0.002956 Jy/beam
! Combined flux in latest and established models = 0.24766 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 0.24766 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.135017Jy  sigma=0.001208
! Fit after  self-cal, rms=0.135018Jy  sigma=0.001208
! 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=3.296 mas, bmaj=5.34 mas, bpa=-19.86 degrees
! Estimated noise=1137.91 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 = 0.0226765 Jy
! Component: 100  -  total flux cleaned = 0.0324969 Jy
! Total flux subtracted in 100 components = 0.0324969 Jy
! Clean residual min=-0.011110 max=0.010811 Jy/beam
! Clean residual mean=-0.000069 rms=0.002816 Jy/beam
! Combined flux in latest and established models = 0.280157 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 20 components and 0.280157 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.130678Jy  sigma=0.001176
! Fit after  self-cal, rms=0.130672Jy  sigma=0.001176
! 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        0.00*    FD        0.00*    HH        0.00*    HN        0.00*    
!   KB        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    WZ        0.00*    
! 
!  A total of 72 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.29     FD        1.17     HH        1.00*    HN        0.99     
!   KB        1.00*    KK        1.00*    KP        1.00*    LA        1.28     
!   MK        1.00*    NL        1.23     NY        1.08     OV        1.00*    
!   PT        1.45     SC        1.13     WZ        0.92     
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        0.98     HH        1.00*    HN        1.00*    
!   KB        0.85     KK        1.09     KP        0.78     LA        1.01     
!   MK        0.96     NL        1.05     NY        1.00*    OV        0.99     
!   PT        1.06     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HH        0.00*    HN        0.00*    
!   KB        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    WZ        0.00*    
! 
!  A total of 117 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.09     FD        1.38     HH        1.09     HN        1.00     
!   KB        1.00*    KK        1.00*    KP        1.00*    LA        1.15     
!   MK        1.00*    NL        1.19     NY        1.26     OV        1.00*    
!   PT        1.15     SC        1.28     WZ        0.99     
! 
!  A total of 18 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        0.95     HH        1.00*    HN        1.00*    
!   KB        0.96     KK        0.94     KP        0.80     LA        1.04     
!   MK        0.93     NL        1.13     NY        1.00*    OV        0.98     
!   PT        0.98     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HH        0.00*    HN        0.00*    
!   KB        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    WZ        0.00*    
! 
!  A total of 69 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.16     HH        1.00*    HN        0.99     
!   KB        1.00*    KK        1.00*    KP        1.00*    LA        1.07     
!   MK        1.00*    NL        1.22     NY        1.23     OV        1.00*    
!   PT        1.24     SC        1.17     WZ        0.94     
! 
!  A total of 18 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        1.02     HH        1.00*    HN        1.00*    
!   KB        1.21     KK        0.99     KP        0.69     LA        1.10     
!   MK        0.97     NL        1.12     NY        1.00*    OV        0.96     
!   PT        1.04     SC        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    HH        0.00*    HN        0.00*    
!   KB        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MK        0.00*    NL        0.00*    NY        0.00*    OV        0.00*    
!   PT        0.00*    SC        0.00*    WZ        0.00*    
! 
!  A total of 117 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.06     FD        1.21     HH        1.00     HN        0.92     
!   KB        1.00*    KK        1.00*    KP        1.00*    LA        1.34     
!   MK        1.00*    NL        1.33     NY        1.00     OV        1.00*    
!   PT        1.21     SC        0.96     WZ        0.89     
! 
!  A total of 6 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.02     FD        1.04     HH        1.00*    HN        1.00*    
!   KB        1.98     KK        1.01     KP        0.77     LA        1.06     
!   MK        0.89     NL        1.09     NY        1.00*    OV        0.99     
!   PT        1.02     SC        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.130672Jy  sigma=0.001176
! Fit after  self-cal, rms=0.120723Jy  sigma=0.001093
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.322 mas, bmaj=6.592 mas, bpa=-15.37 degrees
! Estimated noise=1169.75 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 = -0.00105212 Jy
! Component: 100  -  total flux cleaned = -0.00132192 Jy
! Total flux subtracted in 100 components = -0.00132192 Jy
! Clean residual min=-0.005813 max=0.006231 Jy/beam
! Clean residual mean=-0.000036 rms=0.001542 Jy/beam
! Combined flux in latest and established models = 0.278835 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 24 components and 0.278835 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120665Jy  sigma=0.001092
! Fit after  self-cal, rms=0.120644Jy  sigma=0.001092
! 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 = -0.00013504 Jy
! Component: 100  -  total flux cleaned = -0.000312023 Jy
! Total flux subtracted in 100 components = -0.000312023 Jy
! Clean residual min=-0.005872 max=0.006258 Jy/beam
! Clean residual mean=-0.000037 rms=0.001535 Jy/beam
! Combined flux in latest and established models = 0.278523 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 26 components and 0.278523 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120618Jy  sigma=0.001092
! Fit after  self-cal, rms=0.123208Jy  sigma=0.001052
! Inverting map and beam 
! Estimated beam: bmin=3.316 mas, bmaj=6.623 mas, bpa=-15.61 degrees
! Estimated noise=1175.53 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 = 0.00153177 Jy
! Component: 100  -  total flux cleaned = 0.00153285 Jy
! Total flux subtracted in 100 components = 0.00153285 Jy
! Clean residual min=-0.004439 max=0.004591 Jy/beam
! Clean residual mean=-0.000019 rms=0.001164 Jy/beam
! Combined flux in latest and established models = 0.280056 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 29 components and 0.280056 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.123171Jy  sigma=0.001051
! Fit after  self-cal, rms=0.123176Jy  sigma=0.001051
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1754+155_S
! Writing UV FITS file: 1754+155_S.uvf
! Writing 29 model components to file: 1754+155_S.mod
! wwins: Wrote 1 windows to 1754+155_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.316 x 6.623 at -15.61 degrees (North through East)
! Clean map  min=-0.0043004  max=0.26759 Jy/beam
! Writing clean map to FITS file: 1754+155_S.fits
! Writing difmap environment to: 1754+155_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1754+155_S]
device 1754+155_Suv.ps/vps,1,2
! Attempting to open device: '1754+155_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1754+155_Sim.ps/vps
! Attempting to open device: '1754+155_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=3.316 mas, bmaj=6.623 mas, bpa=-15.61 degrees
! Estimated noise=1175.53 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.316 x 6.623 at -15.61 degrees (North through East)
! Clean map  min=-0.0043004  max=0.26759 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1754+155_S.log closed on Tue Aug  7 11:00:14 2007