! Started logfile: 0202+149_S.log on Thu Aug 11 15:45:59 2005
observe 0202+149_S.edt
! Reading UV FITS file: 0202+149_S.edt
! AN table 1: 30 integrations on 171 of 171 possible baselines.
! AN table 2: 27 integrations on 171 of 171 possible baselines.
! AN table 3: 17 integrations on 171 of 171 possible baselines.
! Apparent sampling: 0.13553 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0202+149
! 
! 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 6860 visibilities.
![@gonzo7-0.4 0202+149_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 409 telescope corrections were flagged in sub-array 1.
!  A total of 426 telescope corrections were flagged in sub-array 2.
!  A total of 278 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 410 telescope corrections were flagged in sub-array 1.
!  A total of 426 telescope corrections were flagged in sub-array 2.
!  A total of 278 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 413 telescope corrections were flagged in sub-array 1.
!  A total of 429 telescope corrections were flagged in sub-array 2.
!  A total of 278 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 411 telescope corrections were flagged in sub-array 1.
!  A total of 426 telescope corrections were flagged in sub-array 2.
!  A total of 278 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=0.766894Jy  sigma=0.013146
! Fit after  self-cal, rms=0.765798Jy  sigma=0.013167
! 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=2.702 mas, bmaj=5.87 mas, bpa=-5.171 degrees
! Estimated noise=1192.77 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 = 1.17646 Jy
! Total flux subtracted in 50 components = 1.17646 Jy
! Clean residual min=-0.086330 max=0.330568 Jy/beam
! Clean residual mean=-0.000885 rms=0.028839 Jy/beam
! Combined flux in latest and established models = 1.17646 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 2 model components to the UV plane model.
! The established model now contains 2 components and 1.17646 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.623111Jy  sigma=0.010729
! Fit after  self-cal, rms=0.622998Jy  sigma=0.010727
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.334879 Jy
! Total flux subtracted in 50 components = 0.334879 Jy
! Clean residual min=-0.051338 max=0.186998 Jy/beam
! Clean residual mean=-0.000583 rms=0.017949 Jy/beam
! Combined flux in latest and established models = 1.51134 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 11 components and 1.51134 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.394145Jy  sigma=0.006771
! Fit after  self-cal, rms=0.392270Jy  sigma=0.006747
! Inverting map 
! Added new window around map position (-3.6, 2.4).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.190549 Jy
! Total flux subtracted in 50 components = 0.190549 Jy
! Clean residual min=-0.037136 max=0.093948 Jy/beam
! Clean residual mean=-0.000398 rms=0.012025 Jy/beam
! Combined flux in latest and established models = 1.70189 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 18 components and 1.70189 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.280240Jy  sigma=0.004793
! Fit after  self-cal, rms=0.276094Jy  sigma=0.004736
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.110108 Jy
! Total flux subtracted in 50 components = 0.110108 Jy
! Clean residual min=-0.030824 max=0.057710 Jy/beam
! Clean residual mean=-0.000288 rms=0.009045 Jy/beam
! Combined flux in latest and established models = 1.812 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 28 components and 1.812 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.221132Jy  sigma=0.003773
! Fit after  self-cal, rms=0.219230Jy  sigma=0.003746
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0705175 Jy
! Total flux subtracted in 50 components = 0.0705175 Jy
! Clean residual min=-0.026728 max=0.038532 Jy/beam
! Clean residual mean=-0.000216 rms=0.007535 Jy/beam
! Combined flux in latest and established models = 1.88252 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 43 components and 1.88252 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.190515Jy  sigma=0.003239
! Fit after  self-cal, rms=0.189606Jy  sigma=0.003226
! 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=3.748 mas, bmaj=7.791 mas, bpa=-1.601 degrees
! Estimated noise=698.283 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 = 0.0801025 Jy
! Component: 100  -  total flux cleaned = 0.124044 Jy
! Total flux subtracted in 100 components = 0.124044 Jy
! Clean residual min=-0.030760 max=0.035296 Jy/beam
! Clean residual mean=-0.000443 rms=0.011150 Jy/beam
! Combined flux in latest and established models = 2.00656 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 40 model components to the UV plane model.
! The established model now contains 82 components and 2.00656 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.157493Jy  sigma=0.002660
! Fit after  self-cal, rms=0.156444Jy  sigma=0.002644
! 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 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        0.97     GC        1.00*    HH        1.00*    
!   HN        0.98     KK        1.00*    KP        1.03     LA        0.96     
!   MC        1.00*    MK        1.13     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.97     SC        0.98     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.01     GC        1.00*    HH        1.00*    
!   HN        1.05     KK        1.00*    KP        1.07     LA        1.00     
!   MC        1.00*    MK        1.00*    NL        0.99     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.03     SC        1.01     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.00     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.99     KP        0.99     LA        1.01     
!   MC        1.00*    MK        0.95     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.91     PT        1.00*    SC        1.00*    
!   TS        0.98     WF        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        1.02     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        0.98     KK        1.00*    KP        1.02     LA        0.95     
!   MC        1.00*    MK        1.10     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.96     PT        0.98     SC        1.05     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 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        1.04     KK        1.00*    KP        0.99     LA        0.97     
!   MC        1.00*    MK        1.00*    NL        1.00     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        1.01     SC        0.97     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        0.98     KP        0.97     LA        0.98     
!   MC        1.00*    MK        0.97     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.97     PT        1.00*    SC        1.00*    
!   TS        0.98     WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.09     KK        1.00*    KP        1.01     LA        0.97     
!   MC        1.00*    MK        1.07     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.98     SC        1.05     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.07     FD        0.98     GC        1.00*    HH        1.00*    
!   HN        0.96     KK        1.00*    KP        1.03     LA        1.04     
!   MC        1.00*    MK        1.00*    NL        1.04     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        1.00     SC        0.96     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.97     FD        0.96     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.01     KP        0.96     LA        1.03     
!   MC        1.00*    MK        0.97     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.94     PT        1.00*    SC        1.00*    
!   TS        1.00     WF        1.00*    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:
!   BR        1.01     FD        0.94     GC        1.00*    HH        1.00*    
!   HN        1.01     KK        1.00*    KP        1.04     LA        0.96     
!   MC        1.00*    MK        0.64     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.98     SC        1.07     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  A total of 6 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.05     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        1.03     LA        0.96     
!   MC        1.00*    MK        1.00*    NL        1.01     NY        1.00*    
!   ON        1.00*    OV        0.98     PT        1.03     SC        0.99     
!   TS        1.00*    WF        1.00*    WZ        1.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.98     FD        0.94     GC        1.00*    HH        1.00*    
!   HN        1.00*    KK        1.01     KP        0.95     LA        0.99     
!   MC        1.00*    MK        0.96     NL        1.00*    NY        1.00*    
!   ON        1.00*    OV        0.97     PT        1.00*    SC        1.00*    
!   TS        0.96     WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.156444Jy  sigma=0.002644
! Fit after  self-cal, rms=0.127620Jy  sigma=0.002160
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.749 mas, bmaj=7.802 mas, bpa=-1.882 degrees
! Estimated noise=694.926 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 = 0.00748947 Jy
! Component: 100  -  total flux cleaned = 0.00812019 Jy
! Total flux subtracted in 100 components = 0.00812019 Jy
! Clean residual min=-0.024206 max=0.035238 Jy/beam
! Clean residual mean=-0.000094 rms=0.008654 Jy/beam
! Combined flux in latest and established models = 2.01468 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 89 components and 2.01468 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126523Jy  sigma=0.002144
! Fit after  self-cal, rms=0.126342Jy  sigma=0.002141
! 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 = 0.00145609 Jy
! Component: 100  -  total flux cleaned = 0.00206724 Jy
! Total flux subtracted in 100 components = 0.00206724 Jy
! Clean residual min=-0.024129 max=0.034753 Jy/beam
! Clean residual mean=-0.000088 rms=0.008609 Jy/beam
! Combined flux in latest and established models = 2.01675 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 96 components and 2.01675 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125901Jy  sigma=0.002134
! Fit after  self-cal, rms=0.122913Jy  sigma=0.002079
! Inverting map and beam 
! Estimated beam: bmin=3.751 mas, bmaj=7.795 mas, bpa=-1.844 degrees
! Estimated noise=694.412 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 = 0.00328973 Jy
! Component: 100  -  total flux cleaned = 0.00406551 Jy
! Total flux subtracted in 100 components = 0.00406551 Jy
! Clean residual min=-0.023642 max=0.033713 Jy/beam
! Clean residual mean=-0.000089 rms=0.008482 Jy/beam
! Combined flux in latest and established models = 2.02081 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 12 model components to the UV plane model.
! The established model now contains 101 components and 2.02081 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.122507Jy  sigma=0.002073
! Fit after  self-cal, rms=0.122422Jy  sigma=0.002072
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0202+149_S
! Writing UV FITS file: 0202+149_S.uvf
! Writing 101 model components to file: 0202+149_S.mod
! wwins: Wrote 2 windows to 0202+149_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.751 x 7.795 at -1.844 degrees (North through East)
! Clean map  min=-0.023472  max=1.5497 Jy/beam
! Writing clean map to FITS file: 0202+149_S.fits
! Writing difmap environment to: 0202+149_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0202+149_S]
device 0202+149_Suv.ps/vps,1,2
! Attempting to open device: '0202+149_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0202+149_Sim.ps/vps
! Attempting to open device: '0202+149_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=3.751 mas, bmaj=7.795 mas, bpa=-1.844 degrees
! Estimated noise=694.412 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.751 x 7.795 at -1.844 degrees (North through East)
! Clean map  min=-0.023472  max=1.5497 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0202+149_S.log closed on Thu Aug 11 15:46:23 2005