! Started logfile: 2356+385_S.log on Thu Oct 21 02:21:06 2004
observe 2356+385_S.edt
! Reading UV FITS file: 2356+385_S.edt
! AN table 1: 71 integrations on 153 of 153 possible baselines.
! AN table 2: 103 integrations on 153 of 153 possible baselines.
! AN table 3: 75 integrations on 153 of 153 possible baselines.
! AN table 4: 66 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.1086 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2356+385
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! Warning: Unknown AN-table MNTSTA value (3).
!          Will assume that it is ground-based.
! 
! 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  2.23697e+09        8e+06          1        8e+06
!  02        2  2.26697e+09        8e+06          1        8e+06
!  03        3  2.35697e+09        8e+06          1        8e+06
!  04        4  2.37697e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1075 lines of history.
! 
! Reading 20936 visibilities.
![@gonzo7-0.4 2356+385_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 822 telescope corrections were flagged in sub-array 1.
!  A total of 1602 telescope corrections were flagged in sub-array 2.
!  A total of 873 telescope corrections were flagged in sub-array 3.
!  A total of 770 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 822 telescope corrections were flagged in sub-array 1.
!  A total of 1602 telescope corrections were flagged in sub-array 2.
!  A total of 873 telescope corrections were flagged in sub-array 3.
!  A total of 770 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 822 telescope corrections were flagged in sub-array 1.
!  A total of 1602 telescope corrections were flagged in sub-array 2.
!  A total of 873 telescope corrections were flagged in sub-array 3.
!  A total of 770 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 822 telescope corrections were flagged in sub-array 1.
!  A total of 1602 telescope corrections were flagged in sub-array 2.
!  A total of 885 telescope corrections were flagged in sub-array 3.
!  A total of 770 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.676370Jy  sigma=4.868385
! Fit after  self-cal, rms=0.676316Jy  sigma=4.868352
! 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=3.01 mas, bmaj=7.594 mas, bpa=-89.2 degrees
! Estimated noise=1.61102 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 = 0.236457 Jy
! Total flux subtracted in 50 components = 0.236457 Jy
! Clean residual min=-0.019264 max=0.065980 Jy/beam
! Clean residual mean=0.000174 rms=0.005274 Jy/beam
! Combined flux in latest and established models = 0.236457 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 0.236457 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.147562Jy  sigma=1.061001
! Fit after  self-cal, rms=0.147562Jy  sigma=1.061001
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.060402 Jy
! Total flux subtracted in 50 components = 0.060402 Jy
! Clean residual min=-0.012196 max=0.027309 Jy/beam
! Clean residual mean=0.000115 rms=0.003185 Jy/beam
! Combined flux in latest and established models = 0.296859 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 11 components and 0.296859 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.116717Jy  sigma=0.837658
! Fit after  self-cal, rms=0.116703Jy  sigma=0.837553
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0309838 Jy
! Total flux subtracted in 50 components = 0.0309838 Jy
! Clean residual min=-0.008300 max=0.014898 Jy/beam
! Clean residual mean=0.000085 rms=0.002371 Jy/beam
! Combined flux in latest and established models = 0.327843 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 12 components and 0.327843 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.107344Jy  sigma=0.769591
! Fit after  self-cal, rms=0.107338Jy  sigma=0.769544
! 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=4.303 mas, bmaj=9.854 mas, bpa=-86.43 degrees
! Estimated noise=0.734459 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 = 0.0233551 Jy
! Component: 100  -  total flux cleaned = 0.0329886 Jy
! Total flux subtracted in 100 components = 0.0329886 Jy
! Clean residual min=-0.005251 max=0.007899 Jy/beam
! Clean residual mean=0.000331 rms=0.001807 Jy/beam
! Combined flux in latest and established models = 0.360831 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 32 model components to the UV plane model.
! The established model now contains 41 components and 0.360831 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.103073Jy  sigma=0.738473
! Fit after  self-cal, rms=0.103068Jy  sigma=0.738433
! 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        0.92     FD        1.09     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.93     LA        1.12     
!   MC        1.00*    MK        0.95     NL        0.96     ON        1.00*    
!   OV        0.96     PT        1.01     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 252 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.03     FD        1.08     GC        1.00*    GG        1.00*    
!   HN        1.04     KK        1.00*    KP        1.00*    LA        1.12     
!   MC        1.00*    MK        1.00*    NL        0.96     ON        1.00*    
!   OV        1.00*    PT        1.00     SC        0.94     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.02     FD        1.10     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.99     LA        1.08     
!   MC        1.00*    MK        1.00*    NL        0.94     ON        1.00*    
!   OV        0.96     PT        1.00     SC        0.93     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.03     FD        1.07     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.99     LA        1.03     
!   MC        1.00*    MK        1.00     NL        1.01     ON        1.00*    
!   OV        1.00     PT        0.96     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 252 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.08     FD        1.05     GC        1.00*    GG        1.00*    
!   HN        1.16     KK        1.00*    KP        1.00*    LA        1.03     
!   MC        1.00*    MK        1.00*    NL        1.00     ON        1.00*    
!   OV        1.00*    PT        0.96     SC        0.97     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.06     FD        1.06     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.03     LA        1.02     
!   MC        1.00*    MK        1.00*    NL        1.01     ON        1.00*    
!   OV        1.00     PT        0.95     SC        0.99     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.50     FD        0.94     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.01     LA        0.92     
!   MC        1.00*    MK        0.98     NL        1.05     ON        1.00*    
!   OV        1.00     PT        1.02     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 252 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.99     FD        0.97     GC        1.00*    GG        1.00*    
!   HN        1.14     KK        1.00*    KP        1.00*    LA        0.92     
!   MC        1.00*    MK        1.00*    NL        1.03     ON        1.00*    
!   OV        1.00*    PT        1.03     SC        1.12     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        0.99     FD        0.96     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        1.02     LA        0.93     
!   MC        1.00*    MK        1.00*    NL        1.02     ON        1.00*    
!   OV        1.02     PT        1.01     SC        1.10     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.13     FD        0.99     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.91     LA        0.79     
!   MC        1.00*    MK        0.98     NL        0.95     ON        1.00*    
!   OV        0.83     PT        0.97     SC        1.00*    TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 252 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.00*    FD        0.00*    GC        0.00*    GG        0.00*    
!   HN        0.00*    KK        0.00*    KP        0.00*    LA        0.00*    
!   MC        0.00*    MK        0.00*    NL        0.00*    ON        0.00*    
!   OV        0.00*    PT        0.00*    SC        0.00*    TS        0.00*    
!   WF        0.00*    WZ        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.77     FD        1.01     GC        1.00*    GG        1.00*    
!   HN        1.07     KK        1.00*    KP        1.00*    LA        0.76     
!   MC        1.00*    MK        1.00*    NL        0.94     ON        1.00*    
!   OV        1.00*    PT        0.95     SC        1.14     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
!  A total of 3 telescope corrections were flagged in sub-array 4.
!  Telescope amplitude corrections in sub-array 4:
!   BR        1.11     FD        0.98     GC        1.00*    GG        1.00*    
!   HN        1.00*    KK        1.00*    KP        0.92     LA        0.77     
!   MC        1.00*    MK        1.00*    NL        0.95     ON        1.00*    
!   OV        0.84     PT        0.95     SC        1.08     TS        1.00*    
!   WF        1.00*    WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.103068Jy  sigma=0.738433
! Fit after  self-cal, rms=0.089192Jy  sigma=0.659630
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.36 mas, bmaj=10.08 mas, bpa=-88.6 degrees
! Estimated noise=0.743984 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 = -0.000621566 Jy
! Component: 100  -  total flux cleaned = -0.000733611 Jy
! Total flux subtracted in 100 components = -0.000733611 Jy
! Clean residual min=-0.002188 max=0.002356 Jy/beam
! Clean residual mean=0.000071 rms=0.000521 Jy/beam
! Combined flux in latest and established models = 0.360098 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 46 components and 0.360098 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089180Jy  sigma=0.659552
! Fit after  self-cal, rms=0.089204Jy  sigma=0.659466
! 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 = -6.25449e-05 Jy
! Component: 100  -  total flux cleaned = -0.000214805 Jy
! Total flux subtracted in 100 components = -0.000214805 Jy
! Clean residual min=-0.002183 max=0.002323 Jy/beam
! Clean residual mean=0.000073 rms=0.000518 Jy/beam
! Combined flux in latest and established models = 0.359883 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 49 components and 0.359883 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.089199Jy  sigma=0.659427
! Fit after  self-cal, rms=0.084650Jy  sigma=0.616218
! Inverting map and beam 
! Estimated beam: bmin=4.364 mas, bmaj=10.09 mas, bpa=-88.67 degrees
! Estimated noise=0.745246 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)
! Added new window around map position (1.2, -34).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0020569 Jy
! Component: 100  -  total flux cleaned = 0.00269751 Jy
! Total flux subtracted in 100 components = 0.00269751 Jy
! Clean residual min=-0.001440 max=0.001822 Jy/beam
! Clean residual mean=0.000057 rms=0.000404 Jy/beam
! Combined flux in latest and established models = 0.362581 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 64 components and 0.362581 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.084603Jy  sigma=0.615900
! Fit after  self-cal, rms=0.084611Jy  sigma=0.615843
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2356+385_S
! Writing UV FITS file: 2356+385_S.uvf
! Writing 64 model components to file: 2356+385_S.mod
! wwins: Wrote 2 windows to 2356+385_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.364 x 10.09 at -88.67 degrees (North through East)
! Clean map  min=-0.001474  max=0.32627 Jy/beam
! Writing clean map to FITS file: 2356+385_S.fits
! Writing difmap environment to: 2356+385_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2356+385_S]
device 2356+385_Suv.ps/vps,1,2
! Attempting to open device: '2356+385_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2356+385_Sim.ps/vps
! Attempting to open device: '2356+385_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=4.364 mas, bmaj=10.09 mas, bpa=-88.67 degrees
! Estimated noise=0.745246 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.364 x 10.09 at -88.67 degrees (North through East)
! Clean map  min=-0.001474  max=0.32627 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 2356+385_S.log closed on Thu Oct 21 02:21:38 2004