! Started logfile: 0457+024_S.log on Tue Apr 15 19:25:00 2008
observe 0457+024_S.edt
! Reading UV FITS file: 0457+024_S.edt
! AN table 1: 37 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.415651 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0457+024
! 
! 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 963 lines of history.
! 
! Reading 9412 visibilities.
![@gonzo7-0.4 0457+024_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 302 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 300 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 325 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 349 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.464497Jy  sigma=0.005701
! Fit after  self-cal, rms=0.464280Jy  sigma=0.005700
! 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=1.834 mas, bmaj=6.793 mas, bpa=-9.947 degrees
! Estimated noise=1506.65 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 = 0.919434 Jy
! Total flux subtracted in 50 components = 0.919434 Jy
! Clean residual min=-0.083076 max=0.313858 Jy/beam
! Clean residual mean=0.000017 rms=0.031113 Jy/beam
! Combined flux in latest and established models = 0.919435 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 0.919435 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.506396Jy  sigma=0.006346
! Fit after  self-cal, rms=0.506392Jy  sigma=0.006346
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.338243 Jy
! Total flux subtracted in 50 components = 0.338243 Jy
! Clean residual min=-0.043032 max=0.151872 Jy/beam
! Clean residual mean=0.000007 rms=0.015673 Jy/beam
! Combined flux in latest and established models = 1.25768 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 3 model components to the UV plane model.
! The established model now contains 6 components and 1.25768 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.277316Jy  sigma=0.003397
! Fit after  self-cal, rms=0.277286Jy  sigma=0.003397
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.164191 Jy
! Total flux subtracted in 50 components = 0.164191 Jy
! Clean residual min=-0.022880 max=0.073902 Jy/beam
! Clean residual mean=0.000002 rms=0.008699 Jy/beam
! Combined flux in latest and established models = 1.42187 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 8 components and 1.42187 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.181622Jy  sigma=0.002111
! Fit after  self-cal, rms=0.181601Jy  sigma=0.002111
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0821457 Jy
! Total flux subtracted in 50 components = 0.0821457 Jy
! Clean residual min=-0.016120 max=0.040279 Jy/beam
! Clean residual mean=-0.000000 rms=0.005796 Jy/beam
! Combined flux in latest and established models = 1.50401 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 22 components and 1.50401 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.146093Jy  sigma=0.001597
! Fit after  self-cal, rms=0.146004Jy  sigma=0.001597
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0496507 Jy
! Total flux subtracted in 50 components = 0.0496507 Jy
! Clean residual min=-0.012918 max=0.026607 Jy/beam
! Clean residual mean=-0.000002 rms=0.004321 Jy/beam
! Combined flux in latest and established models = 1.55366 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 34 components and 1.55366 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.130766Jy  sigma=0.001359
! Fit after  self-cal, rms=0.130742Jy  sigma=0.001359
! 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=2.123 mas, bmaj=7.851 mas, bpa=-8.507 degrees
! Estimated noise=823.348 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 = 0.0454004 Jy
! Component: 100  -  total flux cleaned = 0.0718436 Jy
! Total flux subtracted in 100 components = 0.0718436 Jy
! Clean residual min=-0.007554 max=0.015592 Jy/beam
! Clean residual mean=0.000028 rms=0.002447 Jy/beam
! Combined flux in latest and established models = 1.62551 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 36 model components to the UV plane model.
! The established model now contains 64 components and 1.62551 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.117943Jy  sigma=0.001143
! Fit after  self-cal, rms=0.117922Jy  sigma=0.001142
! 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        1.00     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.99     LA        0.99     
!   MC        1.01     MK        1.00*    NL        0.99     NY        1.01     
!   ON        1.01     OV        0.99     PT        0.99     SC        1.01     
!   WF        0.99     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        1.00     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        1.00     KK        1.00*    KP        0.99     LA        0.99     
!   MC        1.01     MK        1.00*    NL        0.99     NY        1.01     
!   ON        1.00     OV        0.99     PT        0.99     SC        1.01     
!   WF        1.00     WZ        1.00     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.99     LA        0.99     
!   MC        1.05     MK        1.00*    NL        0.99     NY        1.01     
!   ON        1.01     OV        0.99     PT        0.99     SC        1.02     
!   WF        1.00     WZ        1.01     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00     FD        0.99     GC        1.00*    HH        1.00*    
!   HN        0.99     KK        1.00*    KP        0.99     LA        0.99     
!   MC        1.05     MK        1.00*    NL        0.99     NY        1.01     
!   ON        1.00     OV        0.99     PT        0.99     SC        1.02     
!   WF        1.00     WZ        1.01     
! 
! 
! Fit before self-cal, rms=0.117922Jy  sigma=0.001142
! Fit after  self-cal, rms=0.116545Jy  sigma=0.001113
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.131 mas, bmaj=7.894 mas, bpa=-8.527 degrees
! Estimated noise=818.406 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 = 0.00824337 Jy
! Component: 100  -  total flux cleaned = 0.00993824 Jy
! Total flux subtracted in 100 components = 0.00993824 Jy
! Clean residual min=-0.006834 max=0.006191 Jy/beam
! Clean residual mean=-0.000003 rms=0.001531 Jy/beam
! Combined flux in latest and established models = 1.63545 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 72 components and 1.63545 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.116021Jy  sigma=0.001106
! Fit after  self-cal, rms=0.116016Jy  sigma=0.001106
! 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 = 0.0006554 Jy
! Component: 100  -  total flux cleaned = 0.000985293 Jy
! Total flux subtracted in 100 components = 0.000985293 Jy
! Clean residual min=-0.006509 max=0.005855 Jy/beam
! Clean residual mean=-0.000004 rms=0.001489 Jy/beam
! Combined flux in latest and established models = 1.63643 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 77 components and 1.63643 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.115921Jy  sigma=0.001104
! Fit after  self-cal, rms=0.115388Jy  sigma=0.001100
! Inverting map and beam 
! Estimated beam: bmin=2.131 mas, bmaj=7.896 mas, bpa=-8.527 degrees
! Estimated noise=818.783 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 = 0.00229997 Jy
! Component: 100  -  total flux cleaned = 0.00269613 Jy
! Total flux subtracted in 100 components = 0.00269613 Jy
! Clean residual min=-0.006011 max=0.006378 Jy/beam
! Clean residual mean=-0.000007 rms=0.001403 Jy/beam
! Combined flux in latest and established models = 1.63913 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 83 components and 1.63913 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.115304Jy  sigma=0.001098
! Fit after  self-cal, rms=0.115298Jy  sigma=0.001098
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0457+024_S
! Writing UV FITS file: 0457+024_S.uvf
! Writing 83 model components to file: 0457+024_S.mod
! wwins: Wrote 1 windows to 0457+024_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.131 x 7.896 at -8.527 degrees (North through East)
! Clean map  min=-0.0056656  max=1.2491 Jy/beam
! Writing clean map to FITS file: 0457+024_S.fits
! Writing difmap environment to: 0457+024_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0457+024_S]
device 0457+024_Suv.ps/vps,1,2
! Attempting to open device: '0457+024_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0457+024_Sim.ps/vps
! Attempting to open device: '0457+024_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=2.131 mas, bmaj=7.896 mas, bpa=-8.527 degrees
! Estimated noise=818.783 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.131 x 7.896 at -8.527 degrees (North through East)
! Clean map  min=-0.0056656  max=1.2491 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 0457+024_S.log closed on Tue Apr 15 19:25:06 2008