! Started logfile: 0952+179_S.log on Tue Apr 29 23:23:46 2008
observe 0952+179_S.edt
! Reading UV FITS file: 0952+179_S.edt
! AN table 1: 61 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.25008 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0952+179
! 
! 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 9336 visibilities.
![@gonzo6-0.4 0952+179_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 = 6.0
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 883 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 859 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 846 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 944 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.550364Jy  sigma=0.007169
! Fit after  self-cal, rms=0.543847Jy  sigma=0.007130
! 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=3.022 mas, bmaj=6.633 mas, bpa=-2.774 degrees
! Estimated noise=2632.97 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 = 0.330054 Jy
! Total flux subtracted in 50 components = 0.330054 Jy
! Clean residual min=-0.033630 max=0.100210 Jy/beam
! Clean residual mean=0.000011 rms=0.010062 Jy/beam
! Combined flux in latest and established models = 0.330054 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 10 components and 0.330054 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.210285Jy  sigma=0.002890
! Fit after  self-cal, rms=0.210277Jy  sigma=0.002890
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0976509 Jy
! Total flux subtracted in 50 components = 0.0976509 Jy
! Clean residual min=-0.024485 max=0.048382 Jy/beam
! Clean residual mean=0.000002 rms=0.006803 Jy/beam
! Combined flux in latest and established models = 0.427705 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 19 model components to the UV plane model.
! The established model now contains 28 components and 0.427705 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.152313Jy  sigma=0.002070
! Fit after  self-cal, rms=0.152302Jy  sigma=0.002070
! Inverting map 
! Added new window around map position (0.4, -11.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.052233 Jy
! Total flux subtracted in 50 components = 0.052233 Jy
! Clean residual min=-0.020608 max=0.037663 Jy/beam
! Clean residual mean=0.000001 rms=0.005594 Jy/beam
! Combined flux in latest and established models = 0.479938 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 36 components and 0.479938 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.131580Jy  sigma=0.001772
! Fit after  self-cal, rms=0.131067Jy  sigma=0.001765
! Inverting map 
! Added new window around map position (-6, 7.2).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0387429 Jy
! Total flux subtracted in 50 components = 0.0387429 Jy
! Clean residual min=-0.018509 max=0.029864 Jy/beam
! Clean residual mean=0.000001 rms=0.004814 Jy/beam
! Combined flux in latest and established models = 0.518681 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 43 components and 0.518681 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.117868Jy  sigma=0.001574
! Fit after  self-cal, rms=0.117442Jy  sigma=0.001568
! 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=3.818 mas, bmaj=10.46 mas, bpa=-5.057 degrees
! Estimated noise=1357.14 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 = 0.0513075 Jy
! Component: 100  -  total flux cleaned = 0.0846073 Jy
! Total flux subtracted in 100 components = 0.0846073 Jy
! Clean residual min=-0.014379 max=0.025718 Jy/beam
! Clean residual mean=0.000105 rms=0.005224 Jy/beam
! Combined flux in latest and established models = 0.603288 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 41 model components to the UV plane model.
! The established model now contains 77 components and 0.603288 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.095236Jy  sigma=0.001233
! Fit after  self-cal, rms=0.094033Jy  sigma=0.001218
! 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        0.96     FD        1.02     GC        1.02     HH        1.00*    
!   HN        1.01     KK        0.98     KP        0.96     LA        0.94     
!   MC        1.00*    MK        1.03     NL        0.97     NY        1.43     
!   ON        1.00*    OV        1.00     PT        0.95     SC        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 12 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     GC        1.04     HH        1.00*    
!   HN        1.03     KK        0.99     KP        0.96     LA        0.94     
!   MC        1.00*    MK        1.02     NL        0.98     NY        1.57     
!   ON        1.00*    OV        1.01     PT        0.94     SC        1.03     
!   WF        1.02     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.01     GC        1.03     HH        1.00*    
!   HN        1.02     KK        0.99     KP        0.97     LA        0.93     
!   MC        1.00*    MK        1.01     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.95     SC        1.05     
!   WF        1.01     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.17     FD        0.99     GC        0.96     HH        1.00*    
!   HN        1.01     KK        1.00     KP        0.96     LA        1.00*    
!   MC        1.00*    MK        1.00     NL        1.00     NY        1.33     
!   ON        1.00*    OV        1.00     PT        0.96     SC        1.00*    
!   WF        1.12     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.094033Jy  sigma=0.001218
! Fit after  self-cal, rms=0.087815Jy  sigma=0.001153
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.871 mas, bmaj=10.71 mas, bpa=-5.149 degrees
! Estimated noise=1319.08 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 (-1.2, 20).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0208148 Jy
! Component: 100  -  total flux cleaned = 0.0335497 Jy
! Total flux subtracted in 100 components = 0.0335497 Jy
! Clean residual min=-0.008563 max=0.012862 Jy/beam
! Clean residual mean=0.000180 rms=0.002949 Jy/beam
! Combined flux in latest and established models = 0.636838 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 95 components and 0.636838 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.083552Jy  sigma=0.001079
! Fit after  self-cal, rms=0.083023Jy  sigma=0.001071
! 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 = 0.0116834 Jy
! Component: 100  -  total flux cleaned = 0.0156069 Jy
! Total flux subtracted in 100 components = 0.0156069 Jy
! Clean residual min=-0.007941 max=0.010435 Jy/beam
! Clean residual mean=0.000178 rms=0.002551 Jy/beam
! Combined flux in latest and established models = 0.652445 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 16 model components to the UV plane model.
! The established model now contains 105 components and 0.652445 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.081607Jy  sigma=0.001046
! Fit after  self-cal, rms=0.079931Jy  sigma=0.001016
! Inverting map and beam 
! Estimated beam: bmin=3.863 mas, bmaj=10.79 mas, bpa=-5.16 degrees
! Estimated noise=1327.62 mJy/beam.
! Added new window around map position (14.8, -5.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0108443 Jy
! Component: 100  -  total flux cleaned = 0.0144434 Jy
! Total flux subtracted in 100 components = 0.0144434 Jy
! Clean residual min=-0.006446 max=0.007782 Jy/beam
! Clean residual mean=0.000132 rms=0.002001 Jy/beam
! Combined flux in latest and established models = 0.666888 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 119 components and 0.666888 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.078556Jy  sigma=0.000994
! Fit after  self-cal, rms=0.078052Jy  sigma=0.000989
! Inverting map and beam 
! Estimated beam: bmin=3.859 mas, bmaj=10.82 mas, bpa=-5.168 degrees
! Estimated noise=1328.5 mJy/beam.
! Added new window around map position (-14.4, 6.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00827818 Jy
! Component: 100  -  total flux cleaned = 0.0112709 Jy
! Total flux subtracted in 100 components = 0.0112709 Jy
! Clean residual min=-0.005602 max=0.006577 Jy/beam
! Clean residual mean=0.000115 rms=0.001775 Jy/beam
! Combined flux in latest and established models = 0.678159 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 23 model components to the UV plane model.
! The established model now contains 138 components and 0.678159 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.077261Jy  sigma=0.000975
! Fit after  self-cal, rms=0.077013Jy  sigma=0.000973
! Inverting map and beam 
! Estimated beam: bmin=3.859 mas, bmaj=10.84 mas, bpa=-5.144 degrees
! Estimated noise=1329.06 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 = 0.00513739 Jy
! Component: 100  -  total flux cleaned = 0.00639068 Jy
! Total flux subtracted in 100 components = 0.00639068 Jy
! Clean residual min=-0.005310 max=0.005993 Jy/beam
! Clean residual mean=0.000103 rms=0.001638 Jy/beam
! Combined flux in latest and established models = 0.68455 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 27 model components to the UV plane model.
! The established model now contains 151 components and 0.68455 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.076583Jy  sigma=0.000966
! Fit after  self-cal, rms=0.076440Jy  sigma=0.000964
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0952+179_S
! Writing UV FITS file: 0952+179_S.uvf
! Writing 151 model components to file: 0952+179_S.mod
! wwins: Wrote 6 windows to 0952+179_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.859 x 10.84 at -5.144 degrees (North through East)
! Clean map  min=-0.0053289  max=0.42894 Jy/beam
! Writing clean map to FITS file: 0952+179_S.fits
! Writing difmap environment to: 0952+179_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0952+179_S]
device 0952+179_Suv.ps/vps,1,2
! Attempting to open device: '0952+179_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0952+179_Sim.ps/vps
! Attempting to open device: '0952+179_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=3.859 mas, bmaj=10.84 mas, bpa=-5.144 degrees
! Estimated noise=1329.06 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.859 x 10.84 at -5.144 degrees (North through East)
! Clean map  min=-0.0053289  max=0.42894 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo6-0.4]
quit
! Quitting program
! Log file 0952+179_S.log closed on Tue Apr 29 23:23:53 2008