! Started logfile: /vlbi/uf001/uva//J1917-1921_S_dfm.log on Mon Jan 14 04:59:52 2019
float field_size
field_size =  1024
float field_cell
field_cell =   0.5000
float taper_size
taper_size =   20.0
float freq
freq       =    2.22000
obs     /vlbi/uf001/uva//J1917-1921_S_uva.fits
! Reading UV FITS file: /vlbi/uf001/uva//J1917-1921_S_uva.fits
! AN table 1: 28 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.86746 visibilities/baseline/integration-bin.
! Found source: J1917-1921
! 
! There are 3 IFs, and a total of 3 channels:
! 
!  IF  Channel    Frequency  Freq offset  Number of   Overall IF
!       origin    at origin  per channel   channels    bandwidth
!  ------------------------------------------------------------- (Hz)
!  01        1     2.22e+09      3.2e+07          1      3.2e+07
!  02        2    2.252e+09      3.2e+07          1      3.2e+07
!  03        3    2.284e+09      3.2e+07          1      3.2e+07
! 
! Polarization(s): RR
! 
! Read 44 lines of history.
! 
! Reading 3279 visibilities.
select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 
! Restricting channel ranges to the available 3 channels.
! Selecting polarization: RR,  channels: 1..3
! Reading IF 1 channels: 1..1
! Reading IF 2 channels: 2..2
! Reading IF 3 channels: 3..3
print "field_size =", field_size
! field_size = 1024 
print "field_cell =", field_cell
! field_cell = 0.5 
print "taper_size =", taper_size
! taper_size = 20 
![@/opt64/bin/pima_mupet_01.dfm J1917-1921_S]
float lim_self
lim_self = 120.0
float lim_val
lim_va   = 1.2
integer clean_niter
clean_niter = 100
float clean_gain
clean_gain = 0.03
float dynam
dynam = 6.0
float soltime1
soltime1 = 120
float soltime2
soltime2 = 20
float thresh
thresh = 0.5
float win_mult
win_mult = 1.8
float time_av
time_av = 16
float old_peak
float new_peak
float flux_cutoff
print "==============================================================="
! =============================================================== 
! 
print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === "
! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 ===  
! 
mapsize field_size, field_cell
! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize.
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 56 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 56 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 56 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.037647Jy  sigma=17.428488
! Fit after  self-cal, rms=0.764395Jy  sigma=12.714060
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
uvw 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.
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.514 mas, bmaj=6.622 mas, bpa=-1.942 degrees
! Estimated noise=1.00786 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (0, 0).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.177607 Jy
! Component: 100  -  total flux cleaned = 0.230064 Jy
! Total flux subtracted in 100 components = 0.230064 Jy
! Clean residual min=-0.016104 max=0.023481 Jy/beam
! Clean residual mean=0.000020 rms=0.004297 Jy/beam
! Combined flux in latest and established models = 0.230064 Jy
! Performing phase self-cal
! Adding 10 model components to the UV plane model.
! The established model now contains 10 components and 0.230064 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.105490Jy  sigma=1.650188
! Fit after  self-cal, rms=0.105388Jy  sigma=1.648600
! Inverting map 
print "============== Finished uniform weighting clean ==============="
! ============== Finished uniform weighting clean =============== 
! 
uvw 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
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.008 mas, bmaj=7.521 mas, bpa=-2.669 degrees
! Estimated noise=0.815813 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (-3.5, 6).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0354778 Jy
! Component: 100  -  total flux cleaned = 0.0565744 Jy
! Component: 150  -  total flux cleaned = 0.07067 Jy
! Component: 200  -  total flux cleaned = 0.0805998 Jy
! Total flux subtracted in 200 components = 0.0805998 Jy
! Clean residual min=-0.012145 max=0.014342 Jy/beam
! Clean residual mean=0.000011 rms=0.003325 Jy/beam
! Combined flux in latest and established models = 0.310664 Jy
! Performing phase self-cal
! Adding 48 model components to the UV plane model.
! The established model now contains 56 components and 0.310664 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.091809Jy  sigma=1.393959
! Fit after  self-cal, rms=0.091279Jy  sigma=1.382515
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.008 x 7.521 at -2.669 degrees (North through East)
! Clean map  min=-0.012174  max=0.23155 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     FD        0.93     HN        1.04     KP        0.97     
!   LA        0.90     MK        0.96     NL        1.04     OV        0.98     
!   PT        0.96     SC        0.93     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.26     FD        0.95     HN        1.08     KP        0.97     
!   LA        0.93     MK        1.01     NL        1.03     OV        0.95     
!   PT        0.93     SC        0.97     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.24     FD        0.94     HN        1.05     KP        0.98     
!   LA        0.90     MK        1.10     NL        1.02     OV        1.00     
!   PT        0.96     SC        1.00     
! 
! 
! Fit before self-cal, rms=0.091279Jy  sigma=1.382515
! Fit after  self-cal, rms=0.096680Jy  sigma=1.326584
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.027 mas, bmaj=7.587 mas, bpa=-2.258 degrees
! Estimated noise=0.805836 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00425545 Jy
! Component: 100  -  total flux cleaned = 0.00453735 Jy
! Component: 150  -  total flux cleaned = 0.00454411 Jy
! Component: 200  -  total flux cleaned = 0.00431866 Jy
! Total flux subtracted in 200 components = 0.00431866 Jy
! Clean residual min=-0.010830 max=0.011439 Jy/beam
! Clean residual mean=0.000005 rms=0.002774 Jy/beam
! Combined flux in latest and established models = 0.314983 Jy
! Performing phase self-cal
! Adding 18 model components to the UV plane model.
! The established model now contains 73 components and 0.314983 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.096015Jy  sigma=1.320421
! Fit after  self-cal, rms=0.096112Jy  sigma=1.319322
! Inverting map 
selfcal true, true, soltime1
! Performing amp+phase self-cal over 120 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.096112Jy  sigma=1.319322
! Fit after  self-cal, rms=0.094900Jy  sigma=1.201686
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.022 mas, bmaj=7.606 mas, bpa=-2.716 degrees
! Estimated noise=0.808645 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000502787 Jy
! Component: 100  -  total flux cleaned = 0.000176584 Jy
! Component: 150  -  total flux cleaned = 0.000172254 Jy
! Component: 200  -  total flux cleaned = 0.000252221 Jy
! Total flux subtracted in 200 components = 0.000252221 Jy
! Clean residual min=-0.005104 max=0.008087 Jy/beam
! Clean residual mean=0.000001 rms=0.001306 Jy/beam
! Combined flux in latest and established models = 0.315235 Jy
selfcal
! Performing phase self-cal
! Adding 19 model components to the UV plane model.
! The established model now contains 92 components and 0.315235 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094645Jy  sigma=1.196710
! Fit after  self-cal, rms=0.094826Jy  sigma=1.196073
flux_cutoff = imstat(rms) * dynam
! Inverting map 
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (-15.5, 21).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00752887 Jy
! Component: 100  -  total flux cleaned = 0.0110845 Jy
! Component: 150  -  total flux cleaned = 0.0135681 Jy
! Component: 200  -  total flux cleaned = 0.0144807 Jy
! Total flux subtracted in 200 components = 0.0144807 Jy
! Clean residual min=-0.004333 max=0.004126 Jy/beam
! Clean residual mean=0.000003 rms=0.000983 Jy/beam
! Combined flux in latest and established models = 0.329716 Jy
! Performing phase self-cal
! Adding 32 model components to the UV plane model.
! The established model now contains 120 components and 0.329716 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094214Jy  sigma=1.182933
! Fit after  self-cal, rms=0.094173Jy  sigma=1.182190
! Inverting map 
selfcal true, true, soltime2
! Performing amp+phase self-cal over 20 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094173Jy  sigma=1.182190
! Fit after  self-cal, rms=0.094264Jy  sigma=1.181472
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.019 mas, bmaj=7.595 mas, bpa=-2.724 degrees
! Estimated noise=0.804495 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000661976 Jy
! Component: 100  -  total flux cleaned = 0.000962936 Jy
! Component: 150  -  total flux cleaned = 0.00129766 Jy
! Component: 200  -  total flux cleaned = 0.00154387 Jy
! Total flux subtracted in 200 components = 0.00154387 Jy
! Clean residual min=-0.003859 max=0.003628 Jy/beam
! Clean residual mean=0.000005 rms=0.000900 Jy/beam
! Combined flux in latest and established models = 0.33126 Jy
selfcal
! Performing phase self-cal
! Adding 29 model components to the UV plane model.
! The established model now contains 138 components and 0.33126 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094143Jy  sigma=1.179255
! Fit after  self-cal, rms=0.094146Jy  sigma=1.179137
flux_cutoff = imstat(rms) * dynam
! Inverting map 
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000317713 Jy
! Component: 100  -  total flux cleaned = 0.000547253 Jy
! Component: 150  -  total flux cleaned = 0.000764408 Jy
! Component: 200  -  total flux cleaned = 0.000918174 Jy
! Total flux subtracted in 200 components = 0.000918174 Jy
! Clean residual min=-0.003688 max=0.003473 Jy/beam
! Clean residual mean=0.000005 rms=0.000874 Jy/beam
! Combined flux in latest and established models = 0.332178 Jy
! Performing phase self-cal
! Adding 30 model components to the UV plane model.
! The established model now contains 147 components and 0.332178 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094080Jy  sigma=1.177927
! Fit after  self-cal, rms=0.094078Jy  sigma=1.177861
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
win_mult = win_mult * 1.2
selfcal true, true, soltime2
! Performing amp+phase self-cal over 20 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094078Jy  sigma=1.177861
! Fit after  self-cal, rms=0.094207Jy  sigma=1.177665
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=7.327 mas, bmaj=15.4 mas, bpa=0.4775 degrees
! Estimated noise=1.05419 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000774096 Jy
! Component: 100  -  total flux cleaned = 0.00104608 Jy
! Component: 150  -  total flux cleaned = 0.00113837 Jy
! Component: 200  -  total flux cleaned = 0.00118077 Jy
! Total flux subtracted in 200 components = 0.00118077 Jy
! Clean residual min=-0.004103 max=0.003805 Jy/beam
! Clean residual mean=0.000014 rms=0.001118 Jy/beam
! Combined flux in latest and established models = 0.333359 Jy
selfcal
! Performing phase self-cal
! Adding 23 model components to the UV plane model.
! The established model now contains 161 components and 0.333359 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094170Jy  sigma=1.177145
! Fit after  self-cal, rms=0.094172Jy  sigma=1.177050
flux_cutoff = imstat(rms) * dynam
! Inverting map 
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000107246 Jy
! Component: 100  -  total flux cleaned = 0.000228739 Jy
! Component: 150  -  total flux cleaned = 0.000227049 Jy
! Component: 200  -  total flux cleaned = 0.000192152 Jy
! Total flux subtracted in 200 components = 0.000192152 Jy
! Clean residual min=-0.004036 max=0.003806 Jy/beam
! Clean residual mean=0.000015 rms=0.001095 Jy/beam
! Combined flux in latest and established models = 0.333551 Jy
! Performing phase self-cal
! Adding 24 model components to the UV plane model.
! The established model now contains 174 components and 0.333551 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094156Jy  sigma=1.176857
! Fit after  self-cal, rms=0.094159Jy  sigma=1.176808
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
win_mult = win_mult / 1.2
print "============== Finished amplitude self-cal =============="
! ============== Finished amplitude self-cal ============== 
restore
! Inverting map and beam 
! Estimated beam: bmin=3.019 mas, bmaj=7.592 mas, bpa=-2.737 degrees
! Estimated noise=0.802352 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.019 x 7.592 at -2.737 degrees (North through East)
! Clean map  min=-0.0032559  max=0.22932 Jy/beam
if(peak(flux) > thresh)
  selfcal true, true
  clean clean_niter,clean_gain
  selfcal
  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
    new_peak = peak(flux)
    until(new_peak<=flux_cutoff)
  selfcal true, true
  end if
print "============== Clearing model and starting over =========="
! ============== Clearing model and starting over ========== 
clrmod true
! clrmod: Cleared the established and tentative models.
uvw 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.
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=2.509 mas, bmaj=6.699 mas, bpa=-2.066 degrees
! Estimated noise=1.00157 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.176311 Jy
! Component: 100  -  total flux cleaned = 0.228769 Jy
! Component: 150  -  total flux cleaned = 0.253033 Jy
! Component: 200  -  total flux cleaned = 0.268242 Jy
! Total flux subtracted in 200 components = 0.268242 Jy
! Clean residual min=-0.007095 max=0.008344 Jy/beam
! Clean residual mean=0.000003 rms=0.001754 Jy/beam
! Combined flux in latest and established models = 0.268242 Jy
uvw 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.
flux_cutoff = imstat(rms) * dynam
! Adding 30 model components to the UV plane model.
! The established model now contains 30 components and 0.268242 Jy
! Inverting map and beam 
! Estimated beam: bmin=3.019 mas, bmaj=7.592 mas, bpa=-2.737 degrees
! Estimated noise=0.802352 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  keep
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0148679 Jy
! Component: 100  -  total flux cleaned = 0.0247448 Jy
! Component: 150  -  total flux cleaned = 0.0322905 Jy
! Component: 200  -  total flux cleaned = 0.0383145 Jy
! Total flux subtracted in 200 components = 0.0383145 Jy
! Clean residual min=-0.004553 max=0.004788 Jy/beam
! Clean residual mean=0.000003 rms=0.001174 Jy/beam
! Combined flux in latest and established models = 0.306557 Jy
! Adding 58 model components to the UV plane model.
! The established model now contains 82 components and 0.306557 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=7.327 mas, bmaj=15.4 mas, bpa=0.4775 degrees
! Estimated noise=1.05419 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00877811 Jy
! Component: 100  -  total flux cleaned = 0.0144341 Jy
! Component: 150  -  total flux cleaned = 0.0183126 Jy
! Component: 200  -  total flux cleaned = 0.0210513 Jy
! Total flux subtracted in 200 components = 0.0210513 Jy
! Clean residual min=-0.003760 max=0.003739 Jy/beam
! Clean residual mean=0.000013 rms=0.001116 Jy/beam
! Combined flux in latest and established models = 0.327608 Jy
flux_cutoff = imstat(rms) * dynam
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  keep
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00198936 Jy
! Component: 100  -  total flux cleaned = 0.00313224 Jy
! Component: 150  -  total flux cleaned = 0.00370601 Jy
! Component: 200  -  total flux cleaned = 0.00414567 Jy
! Total flux subtracted in 200 components = 0.00414567 Jy
! Clean residual min=-0.003465 max=0.003715 Jy/beam
! Clean residual mean=0.000014 rms=0.001042 Jy/beam
! Combined flux in latest and established models = 0.331754 Jy
! Adding 82 model components to the UV plane model.
! The established model now contains 155 components and 0.331754 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=3.019 mas, bmaj=7.592 mas, bpa=-2.737 degrees
! Estimated noise=0.802352 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.00123267 Jy
! Component: 100  -  total flux cleaned = -0.000760212 Jy
! Component: 150  -  total flux cleaned = -0.000401926 Jy
! Component: 200  -  total flux cleaned = -0.000288517 Jy
! Total flux subtracted in 200 components = -0.000288517 Jy
! Clean residual min=-0.003386 max=0.003135 Jy/beam
! Clean residual mean=0.000006 rms=0.000808 Jy/beam
! Combined flux in latest and established models = 0.331465 Jy
selfcal
! Performing phase self-cal
! Adding 24 model components to the UV plane model.
! The established model now contains 179 components and 0.331465 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.094113Jy  sigma=1.176096
! Fit after  self-cal, rms=0.094078Jy  sigma=1.175624
wmodel J1917-1921_S_map.mod
! Writing 179 model components to file: J1917-1921_S_map.mod
wobs   J1917-1921_S_uvs.fits
! Writing UV FITS file: J1917-1921_S_uvs.fits
wwins  J1917-1921_S_map.win
! wwins: Wrote 3 windows to J1917-1921_S_map.win
x = (field_size-8) * field_cell / 4
addwin -x,x,-x,x
clean (field_size*4),0.01
! Inverting map 
! clean: niter=4096  gain=0.01  cutoff=0
! Component: 050  -  total flux cleaned = -0.0006218 Jy
! Component: 100  -  total flux cleaned = -0.000787166 Jy
! Component: 150  -  total flux cleaned = -0.000944517 Jy
! Component: 200  -  total flux cleaned = -0.00114508 Jy
! Component: 250  -  total flux cleaned = -0.00119266 Jy
! Component: 300  -  total flux cleaned = -0.00128686 Jy
! Component: 350  -  total flux cleaned = -0.00128679 Jy
! Component: 400  -  total flux cleaned = -0.00128707 Jy
! Component: 450  -  total flux cleaned = -0.00128792 Jy
! Component: 500  -  total flux cleaned = -0.00124613 Jy
! Component: 550  -  total flux cleaned = -0.00132737 Jy
! Component: 600  -  total flux cleaned = -0.00124519 Jy
! Component: 650  -  total flux cleaned = -0.0011658 Jy
! Component: 700  -  total flux cleaned = -0.00124305 Jy
! Component: 750  -  total flux cleaned = -0.00128079 Jy
! Component: 800  -  total flux cleaned = -0.00120601 Jy
! Component: 850  -  total flux cleaned = -0.00127939 Jy
! Component: 900  -  total flux cleaned = -0.00145888 Jy
! Component: 950  -  total flux cleaned = -0.00152896 Jy
! Component: 1000  -  total flux cleaned = -0.00159873 Jy
! Component: 1050  -  total flux cleaned = -0.00176983 Jy
! Component: 1100  -  total flux cleaned = -0.00187043 Jy
! Component: 1150  -  total flux cleaned = -0.00187076 Jy
! Component: 1200  -  total flux cleaned = -0.00209933 Jy
! Component: 1250  -  total flux cleaned = -0.00222701 Jy
! Component: 1300  -  total flux cleaned = -0.00219575 Jy
! Component: 1350  -  total flux cleaned = -0.00241579 Jy
! Component: 1400  -  total flux cleaned = -0.00250843 Jy
! Component: 1450  -  total flux cleaned = -0.00253899 Jy
! Component: 1500  -  total flux cleaned = -0.00262962 Jy
! Component: 1550  -  total flux cleaned = -0.00265907 Jy
! Component: 1600  -  total flux cleaned = -0.00268811 Jy
! Component: 1650  -  total flux cleaned = -0.00271642 Jy
! Component: 1700  -  total flux cleaned = -0.00263059 Jy
! Component: 1750  -  total flux cleaned = -0.00277277 Jy
! Component: 1800  -  total flux cleaned = -0.00285695 Jy
! Component: 1850  -  total flux cleaned = -0.00291249 Jy
! Component: 1900  -  total flux cleaned = -0.00304966 Jy
! Component: 1950  -  total flux cleaned = -0.00310404 Jy
! Component: 2000  -  total flux cleaned = -0.00305018 Jy
! Component: 2050  -  total flux cleaned = -0.00315638 Jy
! Component: 2100  -  total flux cleaned = -0.00315663 Jy
! Component: 2150  -  total flux cleaned = -0.00326031 Jy
! Component: 2200  -  total flux cleaned = -0.00336295 Jy
! Component: 2250  -  total flux cleaned = -0.00346426 Jy
! Component: 2300  -  total flux cleaned = -0.00346422 Jy
! Component: 2350  -  total flux cleaned = -0.0035386 Jy
! Component: 2400  -  total flux cleaned = -0.00361265 Jy
! Component: 2450  -  total flux cleaned = -0.00361282 Jy
! Component: 2500  -  total flux cleaned = -0.00370966 Jy
! Component: 2550  -  total flux cleaned = -0.00380528 Jy
! Component: 2600  -  total flux cleaned = -0.00382922 Jy
! Component: 2650  -  total flux cleaned = -0.00394674 Jy
! Component: 2700  -  total flux cleaned = -0.0040632 Jy
! Component: 2750  -  total flux cleaned = -0.00404003 Jy
! Component: 2800  -  total flux cleaned = -0.0040862 Jy
! Component: 2850  -  total flux cleaned = -0.00424515 Jy
! Component: 2900  -  total flux cleaned = -0.0041328 Jy
! Component: 2950  -  total flux cleaned = -0.00426675 Jy
! Component: 3000  -  total flux cleaned = -0.00426663 Jy
! Component: 3050  -  total flux cleaned = -0.00441977 Jy
! Component: 3100  -  total flux cleaned = -0.00452807 Jy
! Component: 3150  -  total flux cleaned = -0.00454918 Jy
! Component: 3200  -  total flux cleaned = -0.00457064 Jy
! Component: 3250  -  total flux cleaned = -0.00463423 Jy
! Component: 3300  -  total flux cleaned = -0.00467582 Jy
! Component: 3350  -  total flux cleaned = -0.00475945 Jy
! Component: 3400  -  total flux cleaned = -0.00488343 Jy
! Component: 3450  -  total flux cleaned = -0.00488329 Jy
! Component: 3500  -  total flux cleaned = -0.0048634 Jy
! Component: 3550  -  total flux cleaned = -0.00494408 Jy
! Component: 3600  -  total flux cleaned = -0.00492416 Jy
! Component: 3650  -  total flux cleaned = -0.00496397 Jy
! Component: 3700  -  total flux cleaned = -0.00496417 Jy
! Component: 3750  -  total flux cleaned = -0.00504296 Jy
! Component: 3800  -  total flux cleaned = -0.00504313 Jy
! Component: 3850  -  total flux cleaned = -0.00506265 Jy
! Component: 3900  -  total flux cleaned = -0.00510134 Jy
! Component: 3950  -  total flux cleaned = -0.00515835 Jy
! Component: 4000  -  total flux cleaned = -0.00515816 Jy
! Component: 4050  -  total flux cleaned = -0.00512011 Jy
! Total flux subtracted in 4096 components = -0.0050266 Jy
! Clean residual min=-0.001363 max=0.001255 Jy/beam
! Clean residual mean=0.000002 rms=0.000334 Jy/beam
! Combined flux in latest and established models = 0.326438 Jy
keep
! Adding 277 model components to the UV plane model.
! The established model now contains 456 components and 0.326439 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   /vlbi/uf001/uva//J1917-1921_S_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.019 x 7.592 at -2.737 degrees (North through East)
! Clean map  min=-0.0024257  max=0.23109 Jy/beam
! Writing clean map to FITS file: /vlbi/uf001/uva//J1917-1921_S_map.fits
wmodel /vlbi/uf001/uva//J1917-1921_S_map.mod
! Writing 456 model components to file: /vlbi/uf001/uva//J1917-1921_S_map.mod
wobs   /vlbi/uf001/uva//J1917-1921_S_uvs.fits
! Writing UV FITS file: /vlbi/uf001/uva//J1917-1921_S_uvs.fits
wwins  /vlbi/uf001/uva//J1917-1921_S_map.win
! wwins: Wrote 4 windows to /vlbi/uf001/uva//J1917-1921_S_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.231087 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000331276 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.430067 0.430067 0.860134 1.72027 3.44054 6.88107 13.7621 27.5243 55.0486
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0009 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.231 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  697.565 
quit
! Quitting program
! Log file /vlbi/uf001/uva//J1917-1921_S_dfm.log closed on Mon Jan 14 04:59:56 2019