! Started logfile: 1749+096_S.log on Fri Aug 19 11:58:38 2005
observe 1749+096_S.edt
! Reading UV FITS file: 1749+096_S.edt
! AN table 1: 17 integrations on 171 of 171 possible baselines.
! AN table 2: 88 integrations on 171 of 171 possible baselines.
! AN table 3: 40 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.10002 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1749+096
! 
! 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 1565 lines of history.
! 
! Reading 9920 visibilities.
![@gonzo7-0.4 1749+096_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 323 telescope corrections were flagged in sub-array 1.
!  A total of 1457 telescope corrections were flagged in sub-array 2.
!  A total of 658 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 323 telescope corrections were flagged in sub-array 1.
!  A total of 1457 telescope corrections were flagged in sub-array 2.
!  A total of 654 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 323 telescope corrections were flagged in sub-array 1.
!  A total of 1478 telescope corrections were flagged in sub-array 2.
!  A total of 659 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 323 telescope corrections were flagged in sub-array 1.
!  A total of 1472 telescope corrections were flagged in sub-array 2.
!  A total of 654 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.589486Jy  sigma=0.009409
! Fit after  self-cal, rms=0.591579Jy  sigma=0.009459
! 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=2.397 mas, bmaj=6.518 mas, bpa=-4.947 degrees
! Estimated noise=927.933 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 = 1.19574 Jy
! Total flux subtracted in 50 components = 1.19574 Jy
! Clean residual min=-0.053313 max=0.333497 Jy/beam
! Clean residual mean=-0.000366 rms=0.016519 Jy/beam
! Combined flux in latest and established models = 1.19574 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 1.19574 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.406912Jy  sigma=0.006515
! Fit after  self-cal, rms=0.406912Jy  sigma=0.006515
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.272781 Jy
! Total flux subtracted in 50 components = 0.272781 Jy
! Clean residual min=-0.021321 max=0.100542 Jy/beam
! Clean residual mean=-0.000183 rms=0.006998 Jy/beam
! Combined flux in latest and established models = 1.46852 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 1.46852 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.187183Jy  sigma=0.002974
! Fit after  self-cal, rms=0.187104Jy  sigma=0.002973
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.104026 Jy
! Total flux subtracted in 50 components = 0.104026 Jy
! Clean residual min=-0.014230 max=0.045474 Jy/beam
! Clean residual mean=-0.000111 rms=0.004314 Jy/beam
! Combined flux in latest and established models = 1.57255 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 1.57255 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.129988Jy  sigma=0.002026
! Fit after  self-cal, rms=0.129760Jy  sigma=0.002023
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0486897 Jy
! Total flux subtracted in 50 components = 0.0486897 Jy
! Clean residual min=-0.014509 max=0.027350 Jy/beam
! Clean residual mean=-0.000077 rms=0.003446 Jy/beam
! Combined flux in latest and established models = 1.62124 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 22 components and 1.62124 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114023Jy  sigma=0.001751
! Fit after  self-cal, rms=0.113853Jy  sigma=0.001749
! Inverting map 
! Added new window around map position (4.4, 6).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0294382 Jy
! Total flux subtracted in 50 components = 0.0294382 Jy
! Clean residual min=-0.013235 max=0.015439 Jy/beam
! Clean residual mean=-0.000057 rms=0.003085 Jy/beam
! Combined flux in latest and established models = 1.65068 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 30 components and 1.65068 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107442Jy  sigma=0.001637
! Fit after  self-cal, rms=0.107254Jy  sigma=0.001634
! 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=3.049 mas, bmaj=7.248 mas, bpa=-5.629 degrees
! Estimated noise=713.3 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 = 0.0244426 Jy
! Component: 100  -  total flux cleaned = 0.0394533 Jy
! Total flux subtracted in 100 components = 0.0394533 Jy
! Clean residual min=-0.010300 max=0.012818 Jy/beam
! Clean residual mean=-0.000031 rms=0.002482 Jy/beam
! Combined flux in latest and established models = 1.69013 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 48 components and 1.69013 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.102044Jy  sigma=0.001545
! Fit after  self-cal, rms=0.101885Jy  sigma=0.001543
! 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*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.03     KK        1.00*    KP        1.01     LA        1.01     
!   MC        1.00*    MK        0.97     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.99     SC        0.98     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        1.02     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.03     KP        1.02     LA        0.98     
!   MC        1.00*    MK        0.97     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.95     PT        1.00     SC        1.00*    
!   TS        1.01     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.03     KK        1.00*    KP        1.01     LA        1.02     
!   MC        1.00*    MK        1.03     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.97     SC        1.02     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00     KP        0.99     LA        0.97     
!   MC        1.00*    MK        1.02     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.98     SC        1.00*    
!   TS        0.94     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.91     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.01     LA        1.00*    
!   MC        1.00*    MK        0.97     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.97     SC        1.05     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.01     KP        0.98     LA        1.03     
!   MC        1.00*    MK        0.98     NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        0.98     SC        1.00*    
!   TS        1.00     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    GC        0.00*    HH        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    NY        0.00*    
!   ON        0.00*    OV        0.00*    PT        0.00*    SC        0.00*    
!   TS        0.00*    WF        0.00*    WZ        0.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.90     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.02     LA        1.00     
!   MC        1.00*    MK        0.96     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        0.86     PT        0.97     SC        1.05     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        1.00     GC        1.00*    HH        1.00*    
!   HN        1.03     KK        1.04     KP        0.97     LA        0.98     
!   MC        1.00*    MK        0.99     NL        0.99     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.02     SC        1.00*    
!   TS        1.03     WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.101885Jy  sigma=0.001543
! Fit after  self-cal, rms=0.086662Jy  sigma=0.001275
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.068 mas, bmaj=7.284 mas, bpa=-5.53 degrees
! Estimated noise=714.606 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 = 0.00730139 Jy
! Component: 100  -  total flux cleaned = 0.00813097 Jy
! Total flux subtracted in 100 components = 0.00813097 Jy
! Clean residual min=-0.005357 max=0.005760 Jy/beam
! Clean residual mean=-0.000005 rms=0.001360 Jy/beam
! Combined flux in latest and established models = 1.69826 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 54 components and 1.69826 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.086120Jy  sigma=0.001266
! Fit after  self-cal, rms=0.086081Jy  sigma=0.001265
! 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 = 0.000836451 Jy
! Component: 100  -  total flux cleaned = 0.00092659 Jy
! Total flux subtracted in 100 components = 0.00092659 Jy
! Clean residual min=-0.005304 max=0.005814 Jy/beam
! Clean residual mean=-0.000005 rms=0.001350 Jy/beam
! Combined flux in latest and established models = 1.69919 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 61 components and 1.69919 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085965Jy  sigma=0.001263
! Fit after  self-cal, rms=0.081279Jy  sigma=0.001184
! Inverting map and beam 
! Estimated beam: bmin=3.071 mas, bmaj=7.28 mas, bpa=-5.542 degrees
! Estimated noise=715.047 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 = 0.0018712 Jy
! Component: 100  -  total flux cleaned = 0.00220292 Jy
! Total flux subtracted in 100 components = 0.00220292 Jy
! Clean residual min=-0.004039 max=0.004736 Jy/beam
! Clean residual mean=0.000012 rms=0.000999 Jy/beam
! Combined flux in latest and established models = 1.70139 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 74 components and 1.70139 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081171Jy  sigma=0.001183
! Fit after  self-cal, rms=0.081163Jy  sigma=0.001182
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1749+096_S
! Writing UV FITS file: 1749+096_S.uvf
! Writing 74 model components to file: 1749+096_S.mod
! wwins: Wrote 2 windows to 1749+096_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.071 x 7.28 at -5.542 degrees (North through East)
! Clean map  min=-0.0038905  max=1.5497 Jy/beam
! Writing clean map to FITS file: 1749+096_S.fits
! Writing difmap environment to: 1749+096_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1749+096_S]
device 1749+096_Suv.ps/vps,1,2
! Attempting to open device: '1749+096_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1749+096_Sim.ps/vps
! Attempting to open device: '1749+096_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=3.071 mas, bmaj=7.28 mas, bpa=-5.542 degrees
! Estimated noise=715.047 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.071 x 7.28 at -5.542 degrees (North through East)
! Clean map  min=-0.0038905  max=1.5497 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 1749+096_S.log closed on Fri Aug 19 11:59:37 2005