! Started logfile: 1308+326_X.log on Thu Apr 17 13:59:25 2008
observe 1308+326_X.edt
! Reading UV FITS file: 1308+326_X.edt
! AN table 1: 47 integrations on 136 of 136 possible baselines.
! AN table 2: 85 integrations on 136 of 136 possible baselines.
! AN table 3: 9 integrations on 136 of 136 possible baselines.
! AN table 4: 6 integrations on 136 of 136 possible baselines.
! Apparent sampling: 0.118147 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1308+326
! 
! 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  8.40997e+09        8e+06          1        8e+06
!  02        2  8.47997e+09        8e+06          1        8e+06
!  03        3  8.79497e+09        8e+06          1        8e+06
!  04        4  8.89997e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1142 lines of history.
! 
! Reading 9448 visibilities.
![@gonzo7-0.1 1308+326_X]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.1
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 0.100x0.100 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 593 telescope corrections were flagged in sub-array 1.
!  A total of 979 telescope corrections were flagged in sub-array 2.
!  A total of 130 telescope corrections were flagged in sub-array 3.
!  A total of 93 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 593 telescope corrections were flagged in sub-array 1.
!  A total of 979 telescope corrections were flagged in sub-array 2.
!  A total of 130 telescope corrections were flagged in sub-array 3.
!  A total of 93 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 593 telescope corrections were flagged in sub-array 1.
!  A total of 979 telescope corrections were flagged in sub-array 2.
!  A total of 130 telescope corrections were flagged in sub-array 3.
!  A total of 93 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 593 telescope corrections were flagged in sub-array 1.
!  A total of 979 telescope corrections were flagged in sub-array 2.
!  A total of 130 telescope corrections were flagged in sub-array 3.
!  A total of 93 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.544112Jy  sigma=0.006370
! Fit after  self-cal, rms=0.542926Jy  sigma=0.006368
! 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=0.6594 mas, bmaj=1.502 mas, bpa=8.175 degrees
! Estimated noise=1323.87 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 = 0.423471 Jy
! Total flux subtracted in 50 components = 0.423471 Jy
! Clean residual min=-0.040401 max=0.119224 Jy/beam
! Clean residual mean=-0.000302 rms=0.011185 Jy/beam
! Combined flux in latest and established models = 0.423471 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 3 components and 0.423471 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.254700Jy  sigma=0.002895
! Fit after  self-cal, rms=0.254688Jy  sigma=0.002893
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.106537 Jy
! Total flux subtracted in 50 components = 0.106537 Jy
! Clean residual min=-0.040741 max=0.050593 Jy/beam
! Clean residual mean=-0.000422 rms=0.008569 Jy/beam
! Combined flux in latest and established models = 0.530008 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 12 components and 0.530008 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.231452Jy  sigma=0.002681
! Fit after  self-cal, rms=0.231182Jy  sigma=0.002678
! 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=0.7209 mas, bmaj=1.554 mas, bpa=3.071 degrees
! Estimated noise=685.621 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 = 0.0492306 Jy
! Component: 100  -  total flux cleaned = 0.0739418 Jy
! Total flux subtracted in 100 components = 0.0739418 Jy
! Clean residual min=-0.048069 max=0.044919 Jy/beam
! Clean residual mean=-0.010732 rms=0.009261 Jy/beam
! Combined flux in latest and established models = 0.603949 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 19 components and 0.603949 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.221072Jy  sigma=0.002613
! Fit after  self-cal, rms=0.220743Jy  sigma=0.002610
! 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        0.99     FD        1.00*    HN        1.00*    KB        4.13     
!   KK        0.92     KP        1.00*    LA        1.00*    MK        1.03     
!   NL        1.00*    NY        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.93     WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.02     FD        0.67     HN        0.94     KB        1.00*    
!   KK        0.98     KP        0.97     LA        0.91     MK        0.92     
!   NL        0.98     NY        1.00*    OV        1.64     PT        0.93     
!   SC        1.01     TS        1.00*    WF        0.87     WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.88     FD        1.00*    HN        1.13     KB        1.00*    
!   KK        1.00*    KP        1.00*    LA        0.82     MK        1.00*    
!   NL        0.97     NY        1.00*    OV        1.00*    PT        0.94     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        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*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.00*    HN        1.00*    KB        4.85     
!   KK        0.90     KP        1.00*    LA        1.00*    MK        1.06     
!   NL        1.00*    NY        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.91     WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.67     HN        0.93     KB        1.00*    
!   KK        0.98     KP        0.97     LA        0.90     MK        0.90     
!   NL        0.98     NY        1.00*    OV        1.65     PT        0.93     
!   SC        1.00     TS        1.00*    WF        0.88     WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.88     FD        1.00*    HN        1.06     KB        1.00*    
!   KK        1.00*    KP        1.00*    LA        0.81     MK        1.00*    
!   NL        0.97     NY        1.00*    OV        1.00*    PT        0.90     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        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*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.10     FD        1.00*    HN        1.00*    KB        4.56     
!   KK        0.94     KP        1.00*    LA        1.00*    MK        1.00     
!   NL        1.00*    NY        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.92     WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.67     HN        0.93     KB        1.00*    
!   KK        1.02     KP        0.96     LA        0.88     MK        0.90     
!   NL        0.97     NY        1.00*    OV        1.70     PT        0.90     
!   SC        0.99     TS        1.00*    WF        0.87     WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.89     FD        1.00*    HN        0.99     KB        1.00*    
!   KK        1.00*    KP        1.00*    LA        0.91     MK        1.00*    
!   NL        0.94     NY        1.00*    OV        1.00*    PT        0.90     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        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*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.00*    HN        1.00*    KB        5.85     
!   KK        0.93     KP        1.00*    LA        1.00*    MK        1.02     
!   NL        1.00*    NY        1.00*    OV        1.00*    PT        1.00*    
!   SC        1.00*    TS        0.84     WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 12 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.97     FD        0.67     HN        0.92     KB        1.00*    
!   KK        1.03     KP        0.94     LA        0.86     MK        0.92     
!   NL        0.97     NY        1.00*    OV        1.72     PT        0.89     
!   SC        0.97     TS        1.00*    WF        0.85     WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.86     FD        1.00*    HN        1.03     KB        1.00*    
!   KK        1.00*    KP        1.00*    LA        0.85     MK        1.00*    
!   NL        0.96     NY        1.00*    OV        1.00*    PT        0.89     
!   SC        1.00*    TS        1.00*    WF        1.00*    WZ        1.00*    
!   ZC        1.00*    
! 
!  A total of 9 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.00*    FD        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*    TS        0.00*    WF        0.00*    WZ        0.00*    
!   ZC        0.00*    
! 
! 
! Fit before self-cal, rms=0.220743Jy  sigma=0.002610
! Fit after  self-cal, rms=0.199459Jy  sigma=0.001332
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.7093 mas, bmaj=1.651 mas, bpa=4.328 degrees
! Estimated noise=685.614 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 (-2.7, 1.7).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0310087 Jy
! Component: 100  -  total flux cleaned = 0.04476 Jy
! Total flux subtracted in 100 components = 0.04476 Jy
! Clean residual min=-0.010906 max=0.019293 Jy/beam
! Clean residual mean=0.000230 rms=0.002958 Jy/beam
! Combined flux in latest and established models = 0.648709 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 33 components and 0.648709 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.195333Jy  sigma=0.001239
! Fit after  self-cal, rms=0.196200Jy  sigma=0.001227
! Inverting map 
! Added new window around map position (-1.2, 0.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0142192 Jy
! Component: 100  -  total flux cleaned = 0.0166491 Jy
! Total flux subtracted in 100 components = 0.0166491 Jy
! Clean residual min=-0.008592 max=0.009807 Jy/beam
! Clean residual mean=-0.000097 rms=0.002370 Jy/beam
! Combined flux in latest and established models = 0.665359 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 48 components and 0.665359 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.194874Jy  sigma=0.001199
! Fit after  self-cal, rms=0.194928Jy  sigma=0.001197
! 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 = 0.00215579 Jy
! Component: 100  -  total flux cleaned = 0.0039024 Jy
! Total flux subtracted in 100 components = 0.0039024 Jy
! Clean residual min=-0.008172 max=0.008360 Jy/beam
! Clean residual mean=-0.000173 rms=0.002203 Jy/beam
! Combined flux in latest and established models = 0.669261 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 22 model components to the UV plane model.
! The established model now contains 61 components and 0.669261 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.194378Jy  sigma=0.001188
! Fit after  self-cal, rms=0.201075Jy  sigma=0.001133
! Inverting map and beam 
! Estimated beam: bmin=0.7051 mas, bmaj=1.655 mas, bpa=4.283 degrees
! Estimated noise=684.846 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 = 0.00913029 Jy
! Component: 100  -  total flux cleaned = 0.0131167 Jy
! Total flux subtracted in 100 components = 0.0131167 Jy
! Clean residual min=-0.006958 max=0.007264 Jy/beam
! Clean residual mean=0.000041 rms=0.001736 Jy/beam
! Combined flux in latest and established models = 0.682378 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 71 components and 0.682378 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.200422Jy  sigma=0.001125
! Fit after  self-cal, rms=0.200677Jy  sigma=0.001124
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 1308+326_X
! Writing UV FITS file: 1308+326_X.uvf
! Writing 71 model components to file: 1308+326_X.mod
! wwins: Wrote 3 windows to 1308+326_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7051 x 1.655 at 4.283 degrees (North through East)
! Clean map  min=-0.0072595  max=0.50901 Jy/beam
! Writing clean map to FITS file: 1308+326_X.fits
! Writing difmap environment to: 1308+326_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 1308+326_X]
device 1308+326_Xuv.ps/vps,1,2
! Attempting to open device: '1308+326_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 1308+326_Xim.ps/vps
! Attempting to open device: '1308+326_Xim.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=0.7051 mas, bmaj=1.655 mas, bpa=4.283 degrees
! Estimated noise=684.846 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7051 x 1.655 at 4.283 degrees (North through East)
! Clean map  min=-0.0072595  max=0.50901 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.1]
quit
! Quitting program
! Log file 1308+326_X.log closed on Thu Apr 17 13:59:45 2008