! Started logfile: 1538+149_S.log on Fri Jun 20 14:39:21 2008
observe 1538+149_S.edt
! Reading UV FITS file: 1538+149_S.edt
! AN table 1: 24 integrations on 190 of 190 possible baselines.
! AN table 2: 39 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.120635 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1538+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 1901 lines of history.
! 
! Reading 5776 visibilities.
![@gonzo5-0.4 1538+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 = 5.0
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 422 telescope corrections were flagged in sub-array 1.
!  A total of 635 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 2.
!  A total of 422 telescope corrections were flagged in sub-array 1.
!  A total of 635 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 3.
!  A total of 422 telescope corrections were flagged in sub-array 1.
!  A total of 635 telescope corrections were flagged in sub-array 2.
! 
! Correcting IF 4.
!  A total of 422 telescope corrections were flagged in sub-array 1.
!  A total of 635 telescope corrections were flagged in sub-array 2.
! 
! Fit before self-cal, rms=0.554834Jy  sigma=8.384280
! Fit after  self-cal, rms=0.552481Jy  sigma=8.397248
! 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=2.514 mas, bmaj=4.121 mas, bpa=0.5774 degrees
! Estimated noise=1.27651 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 = 0.363724 Jy
! Total flux subtracted in 50 components = 0.363724 Jy
! Clean residual min=-0.019813 max=0.101443 Jy/beam
! Clean residual mean=0.000324 rms=0.007500 Jy/beam
! Combined flux in latest and established models = 0.363724 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 0.363724 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.176848Jy  sigma=2.447478
! Fit after  self-cal, rms=0.176849Jy  sigma=2.447476
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0823946 Jy
! Total flux subtracted in 50 components = 0.0823946 Jy
! Clean residual min=-0.012407 max=0.029089 Jy/beam
! Clean residual mean=0.000246 rms=0.004034 Jy/beam
! Combined flux in latest and established models = 0.446119 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 0.446119 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.144063Jy  sigma=1.729316
! Fit after  self-cal, rms=0.144069Jy  sigma=1.728923
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0296859 Jy
! Total flux subtracted in 50 components = 0.0296859 Jy
! Clean residual min=-0.011168 max=0.019201 Jy/beam
! Clean residual mean=0.000218 rms=0.003318 Jy/beam
! Combined flux in latest and established models = 0.475805 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 10 components and 0.475805 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.139064Jy  sigma=1.606759
! Fit after  self-cal, rms=0.139047Jy  sigma=1.605895
! Inverting map 
! Added new window around map position (-3.6, 4.4).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0205497 Jy
! Total flux subtracted in 50 components = 0.0205497 Jy
! Clean residual min=-0.010021 max=0.015575 Jy/beam
! Clean residual mean=0.000199 rms=0.002954 Jy/beam
! Combined flux in latest and established models = 0.496354 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 16 components and 0.496354 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.136592Jy  sigma=1.546352
! Fit after  self-cal, rms=0.136252Jy  sigma=1.542632
! 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=2.768 mas, bmaj=4.442 mas, bpa=4.135 degrees
! Estimated noise=0.98983 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 = 0.0189727 Jy
! Component: 100  -  total flux cleaned = 0.0304163 Jy
! Total flux subtracted in 100 components = 0.0304163 Jy
! Clean residual min=-0.011119 max=0.012740 Jy/beam
! Clean residual mean=0.000713 rms=0.003098 Jy/beam
! Combined flux in latest and established models = 0.526771 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 26 components and 0.526771 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.133959Jy  sigma=1.483928
! Fit after  self-cal, rms=0.133717Jy  sigma=1.477448
! 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 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        0.96     HH        1.00*    
!   HN        1.00*    KK        1.19     KP        1.00*    LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        1.13     NL        1.00*    
!   NY        0.91     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.93     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        1.16     FD        0.97     GC        1.04     HH        1.00*    
!   HN        0.91     KK        1.07     KP        1.01     LA        0.96     
!   MA        1.00*    MC        1.00*    MK        1.02     NL        0.98     
!   NY        1.03     ON        1.00*    OV        1.01     PT        1.05     
!   SC        1.06     TS        1.00*    WF        1.05     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        0.96     HH        1.00*    
!   HN        1.00*    KK        1.13     KP        1.00*    LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        1.03     NL        1.00*    
!   NY        0.92     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.98     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        1.08     FD        0.97     GC        1.08     HH        1.00*    
!   HN        0.95     KK        1.06     KP        0.98     LA        0.96     
!   MA        1.00*    MC        1.00*    MK        0.96     NL        1.00     
!   NY        0.92     ON        1.00*    OV        1.05     PT        0.95     
!   SC        0.96     TS        1.00*    WF        0.95     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.19     HH        1.00*    
!   HN        1.00*    KK        1.13     KP        1.00*    LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        1.03     NL        1.00*    
!   NY        0.90     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.92     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        1.06     FD        0.96     GC        1.01     HH        1.00*    
!   HN        0.86     KK        1.04     KP        0.79     LA        0.99     
!   MA        1.00*    MC        1.00*    MK        1.09     NL        0.98     
!   NY        0.99     ON        1.00*    OV        0.99     PT        0.98     
!   SC        0.93     TS        1.00*    WF        0.97     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 9 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.00*    FD        1.00*    GC        1.04     HH        1.00*    
!   HN        1.00*    KK        1.03     KP        1.00*    LA        1.00*    
!   MA        1.00*    MC        1.00*    MK        1.26     NL        1.00*    
!   NY        0.95     ON        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.98     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        0.99     GC        1.04     HH        1.00*    
!   HN        0.89     KK        1.02     KP        0.97     LA        0.95     
!   MA        1.00*    MC        1.00*    MK        1.02     NL        0.98     
!   NY        0.91     ON        1.00*    OV        0.97     PT        0.98     
!   SC        1.01     TS        1.00*    WF        1.00     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.133717Jy  sigma=1.477448
! Fit after  self-cal, rms=0.127304Jy  sigma=1.294756
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.802 mas, bmaj=4.485 mas, bpa=2.853 degrees
! Estimated noise=0.981774 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 (-8, 8.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0103619 Jy
! Component: 100  -  total flux cleaned = 0.0168739 Jy
! Total flux subtracted in 100 components = 0.0168739 Jy
! Clean residual min=-0.006276 max=0.009809 Jy/beam
! Clean residual mean=0.000424 rms=0.001934 Jy/beam
! Combined flux in latest and established models = 0.543645 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 47 components and 0.543645 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.126312Jy  sigma=1.276328
! Fit after  self-cal, rms=0.126236Jy  sigma=1.274759
! Inverting map 
! Added new window around map position (-55.2, 40).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00994171 Jy
! Component: 100  -  total flux cleaned = 0.0158695 Jy
! Total flux subtracted in 100 components = 0.0158695 Jy
! Clean residual min=-0.006172 max=0.007680 Jy/beam
! Clean residual mean=0.000380 rms=0.001746 Jy/beam
! Combined flux in latest and established models = 0.559514 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 62 components and 0.559514 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.125324Jy  sigma=1.261331
! Fit after  self-cal, rms=0.125299Jy  sigma=1.260334
! Inverting map 
! Added new window around map position (-42.8, 34.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00769577 Jy
! Component: 100  -  total flux cleaned = 0.0131926 Jy
! Total flux subtracted in 100 components = 0.0131926 Jy
! Clean residual min=-0.006099 max=0.006915 Jy/beam
! Clean residual mean=0.000337 rms=0.001618 Jy/beam
! Combined flux in latest and established models = 0.572707 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 78 components and 0.572707 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.124714Jy  sigma=1.251011
! Fit after  self-cal, rms=0.124628Jy  sigma=1.250512
! Inverting map 
! Added new window around map position (44.8, -71.2).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00650695 Jy
! Component: 100  -  total flux cleaned = 0.0111124 Jy
! Total flux subtracted in 100 components = 0.0111124 Jy
! Clean residual min=-0.005606 max=0.005898 Jy/beam
! Clean residual mean=0.000305 rms=0.001501 Jy/beam
! Combined flux in latest and established models = 0.583819 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 26 model components to the UV plane model.
! The established model now contains 91 components and 0.583819 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.124250Jy  sigma=1.244020
! Fit after  self-cal, rms=0.124157Jy  sigma=1.243596
! 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)
! Added new window around map position (-52, 68.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00547346 Jy
! Component: 100  -  total flux cleaned = 0.00965896 Jy
! Total flux subtracted in 100 components = 0.00965896 Jy
! Clean residual min=-0.005604 max=0.005373 Jy/beam
! Clean residual mean=0.000279 rms=0.001435 Jy/beam
! Combined flux in latest and established models = 0.593478 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 28 model components to the UV plane model.
! The established model now contains 102 components and 0.593478 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.123811Jy  sigma=1.239498
! Fit after  self-cal, rms=0.122906Jy  sigma=1.214214
! Inverting map and beam 
! Estimated beam: bmin=2.801 mas, bmaj=4.483 mas, bpa=2.986 degrees
! Estimated noise=0.978523 mJy/beam.
! Added new window around map position (-77.6, 86.8).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00529177 Jy
! Component: 100  -  total flux cleaned = 0.00936254 Jy
! Total flux subtracted in 100 components = 0.00936254 Jy
! Clean residual min=-0.005080 max=0.004790 Jy/beam
! Clean residual mean=0.000259 rms=0.001318 Jy/beam
! Combined flux in latest and established models = 0.602841 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 115 components and 0.602841 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.122601Jy  sigma=1.210012
! Fit after  self-cal, rms=0.122120Jy  sigma=1.204772
! Inverting map and beam 
! Estimated beam: bmin=2.8 mas, bmaj=4.48 mas, bpa=3.013 degrees
! Estimated noise=0.977503 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 = 0.00364096 Jy
! Component: 100  -  total flux cleaned = 0.00671833 Jy
! Total flux subtracted in 100 components = 0.00671833 Jy
! Clean residual min=-0.005001 max=0.004582 Jy/beam
! Clean residual mean=0.000232 rms=0.001262 Jy/beam
! Combined flux in latest and established models = 0.609559 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 31 model components to the UV plane model.
! The established model now contains 129 components and 0.609559 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.121905Jy  sigma=1.202486
! Fit after  self-cal, rms=0.121915Jy  sigma=1.202265
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1538+149_S
! Writing UV FITS file: 1538+149_S.uvf
! Writing 129 model components to file: 1538+149_S.mod
! wwins: Wrote 8 windows to 1538+149_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.8 x 4.48 at 3.013 degrees (North through East)
! Clean map  min=-0.0048131  max=0.45586 Jy/beam
! Writing clean map to FITS file: 1538+149_S.fits
! Writing difmap environment to: 1538+149_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1538+149_S]
device 1538+149_Suv.ps/vps,1,2
! Attempting to open device: '1538+149_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1538+149_Sim.ps/vps
! Attempting to open device: '1538+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=2.8 mas, bmaj=4.48 mas, bpa=3.013 degrees
! Estimated noise=0.977503 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.8 x 4.48 at 3.013 degrees (North through East)
! Clean map  min=-0.0048131  max=0.45586 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo5-0.4]
quit
! Quitting program
! Log file 1538+149_S.log closed on Fri Jun 20 14:39:32 2008