! Started logfile: /vlbi/uf001/uva//J2309+6820_S_dfm.log on Mon Jan 14 06:35:25 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//J2309+6820_S_uva.fits
! Reading UV FITS file: /vlbi/uf001/uva//J2309+6820_S_uva.fits
! AN table 1: 96 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.982407 visibilities/baseline/integration-bin.
! Found source: J2309+6820
! 
! 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 12732 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 J2309+6820_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 5 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 5 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 5 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.032337Jy  sigma=21.870874
! Fit after  self-cal, rms=0.790180Jy  sigma=16.741004
! 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=3.149 mas, bmaj=3.809 mas, bpa=-18.22 degrees
! Estimated noise=0.458743 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 = 0.158278 Jy
! Component: 100  -  total flux cleaned = 0.197982 Jy
! Total flux subtracted in 100 components = 0.197982 Jy
! Clean residual min=-0.005593 max=0.016014 Jy/beam
! Clean residual mean=-0.000023 rms=0.001539 Jy/beam
! Combined flux in latest and established models = 0.197982 Jy
! Performing phase self-cal
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.197982 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.076768Jy  sigma=1.431745
! Fit after  self-cal, rms=0.076743Jy  sigma=1.431247
! Inverting map 
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0170664 Jy
! Component: 100  -  total flux cleaned = 0.0260245 Jy
! Total flux subtracted in 100 components = 0.0260245 Jy
! Clean residual min=-0.004573 max=0.007475 Jy/beam
! Clean residual mean=-0.000014 rms=0.001086 Jy/beam
! Combined flux in latest and established models = 0.224007 Jy
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 26 components and 0.224007 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.071808Jy  sigma=1.319044
! Fit after  self-cal, rms=0.071781Jy  sigma=1.318553
! Inverting map 
! Added new window around map position (-4.5, 3.5).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00709852 Jy
! Component: 100  -  total flux cleaned = 0.0113145 Jy
! Total flux subtracted in 100 components = 0.0113145 Jy
! Clean residual min=-0.004325 max=0.005848 Jy/beam
! Clean residual mean=-0.000010 rms=0.000991 Jy/beam
! Combined flux in latest and established models = 0.235321 Jy
! Performing phase self-cal
! Adding 11 model components to the UV plane model.
! The established model now contains 34 components and 0.235321 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.070844Jy  sigma=1.298722
! Fit after  self-cal, rms=0.070791Jy  sigma=1.297647
! 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=3.89 mas, bmaj=4.491 mas, bpa=-10.64 degrees
! Estimated noise=0.30107 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 (-8.5, 15.5).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00653502 Jy
! Component: 100  -  total flux cleaned = 0.0104565 Jy
! Component: 150  -  total flux cleaned = 0.0132989 Jy
! Component: 200  -  total flux cleaned = 0.0154043 Jy
! Total flux subtracted in 200 components = 0.0154043 Jy
! Clean residual min=-0.003525 max=0.003677 Jy/beam
! Clean residual mean=-0.000009 rms=0.000803 Jy/beam
! Combined flux in latest and established models = 0.250726 Jy
! Performing phase self-cal
! Adding 30 model components to the UV plane model.
! The established model now contains 59 components and 0.250726 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.070065Jy  sigma=1.282025
! Fit after  self-cal, rms=0.070022Jy  sigma=1.280959
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.89 x 4.491 at -10.64 degrees (North through East)
! Clean map  min=-0.0034923  max=0.20793 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.93     FD        1.01     HN        1.02     KP        1.00     
!   LA        0.97     MK        1.02     NL        1.07     OV        1.01     
!   PT        0.98     SC        1.01     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.88     FD        1.01     HN        1.03     KP        1.02     
!   LA        0.96     MK        1.04     NL        1.06     OV        0.93     
!   PT        0.99     SC        0.99     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.93     FD        1.02     HN        1.03     KP        1.02     
!   LA        0.97     MK        1.04     NL        1.07     OV        1.02     
!   PT        0.99     SC        1.03     
! 
! 
! Fit before self-cal, rms=0.070022Jy  sigma=1.280959
! Fit after  self-cal, rms=0.068328Jy  sigma=1.247856
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.931 mas, bmaj=4.525 mas, bpa=-9.817 degrees
! Estimated noise=0.301422 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 = 0.00217292 Jy
! Component: 100  -  total flux cleaned = 0.00287711 Jy
! Component: 150  -  total flux cleaned = 0.00300286 Jy
! Component: 200  -  total flux cleaned = 0.00303796 Jy
! Total flux subtracted in 200 components = 0.00303796 Jy
! Clean residual min=-0.002400 max=0.002183 Jy/beam
! Clean residual mean=-0.000000 rms=0.000520 Jy/beam
! Combined flux in latest and established models = 0.253764 Jy
! Performing phase self-cal
! Adding 21 model components to the UV plane model.
! The established model now contains 79 components and 0.253764 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.068252Jy  sigma=1.245604
! Fit after  self-cal, rms=0.068255Jy  sigma=1.245289
! 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=0.068255Jy  sigma=1.245289
! Fit after  self-cal, rms=0.066414Jy  sigma=1.220456
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.923 mas, bmaj=4.532 mas, bpa=-10.51 degrees
! Estimated noise=0.300992 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000319141 Jy
! Component: 100  -  total flux cleaned = 0.000349496 Jy
! Component: 150  -  total flux cleaned = 0.00032539 Jy
! Component: 200  -  total flux cleaned = 0.000283292 Jy
! Total flux subtracted in 200 components = 0.000283292 Jy
! Clean residual min=-0.001559 max=0.001510 Jy/beam
! Clean residual mean=-0.000002 rms=0.000362 Jy/beam
! Combined flux in latest and established models = 0.254047 Jy
selfcal
! Performing phase self-cal
! Adding 17 model components to the UV plane model.
! The established model now contains 96 components and 0.254047 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066395Jy  sigma=1.220001
! Fit after  self-cal, rms=0.066392Jy  sigma=1.219895
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 = 9.27926e-05 Jy
! Component: 100  -  total flux cleaned = 9.25464e-05 Jy
! Component: 150  -  total flux cleaned = 7.4607e-05 Jy
! Component: 200  -  total flux cleaned = 9.17351e-05 Jy
! Total flux subtracted in 200 components = 9.17351e-05 Jy
! Clean residual min=-0.001523 max=0.001511 Jy/beam
! Clean residual mean=-0.000002 rms=0.000359 Jy/beam
! Combined flux in latest and established models = 0.254139 Jy
! Performing phase self-cal
! Adding 24 model components to the UV plane model.
! The established model now contains 107 components and 0.254139 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066382Jy  sigma=1.219659
! Fit after  self-cal, rms=0.066381Jy  sigma=1.219642
! 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=0.066381Jy  sigma=1.219642
! Fit after  self-cal, rms=0.066342Jy  sigma=1.219485
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.922 mas, bmaj=4.537 mas, bpa=-10.68 degrees
! Estimated noise=0.300735 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -8.81179e-05 Jy
! Component: 100  -  total flux cleaned = -6.72276e-05 Jy
! Component: 150  -  total flux cleaned = -6.72927e-05 Jy
! Component: 200  -  total flux cleaned = -5.09956e-05 Jy
! Total flux subtracted in 200 components = -5.09956e-05 Jy
! Clean residual min=-0.001450 max=0.001513 Jy/beam
! Clean residual mean=-0.000002 rms=0.000353 Jy/beam
! Combined flux in latest and established models = 0.254088 Jy
selfcal
! Performing phase self-cal
! Adding 26 model components to the UV plane model.
! The established model now contains 117 components and 0.254088 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066332Jy  sigma=1.219251
! Fit after  self-cal, rms=0.066331Jy  sigma=1.219236
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 (67.5, 127).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0013323 Jy
! Component: 100  -  total flux cleaned = 0.00200239 Jy
! Component: 150  -  total flux cleaned = 0.00225514 Jy
! Component: 200  -  total flux cleaned = 0.00233808 Jy
! Total flux subtracted in 200 components = 0.00233808 Jy
! Clean residual min=-0.001405 max=0.001334 Jy/beam
! Clean residual mean=-0.000004 rms=0.000341 Jy/beam
! Combined flux in latest and established models = 0.256426 Jy
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 128 components and 0.256426 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066302Jy  sigma=1.218613
! Fit after  self-cal, rms=0.066303Jy  sigma=1.218564
! 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=0.066303Jy  sigma=1.218564
! Fit after  self-cal, rms=0.066298Jy  sigma=1.218488
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=8.309 mas, bmaj=8.505 mas, bpa=16.25 degrees
! Estimated noise=0.382458 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000438678 Jy
! Component: 100  -  total flux cleaned = 0.000646975 Jy
! Component: 150  -  total flux cleaned = 0.000859485 Jy
! Component: 200  -  total flux cleaned = 0.000966859 Jy
! Total flux subtracted in 200 components = 0.000966859 Jy
! Clean residual min=-0.001412 max=0.001593 Jy/beam
! Clean residual mean=-0.000004 rms=0.000441 Jy/beam
! Combined flux in latest and established models = 0.257393 Jy
selfcal
! Performing phase self-cal
! Adding 17 model components to the UV plane model.
! The established model now contains 140 components and 0.257393 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066292Jy  sigma=1.218435
! Fit after  self-cal, rms=0.066292Jy  sigma=1.218403
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 = 9.24721e-05 Jy
! Component: 100  -  total flux cleaned = 0.000202564 Jy
! Component: 150  -  total flux cleaned = 0.00022117 Jy
! Component: 200  -  total flux cleaned = 0.000229418 Jy
! Total flux subtracted in 200 components = 0.000229418 Jy
! Clean residual min=-0.001404 max=0.001566 Jy/beam
! Clean residual mean=-0.000004 rms=0.000439 Jy/beam
! Combined flux in latest and established models = 0.257622 Jy
! Performing phase self-cal
! Adding 18 model components to the UV plane model.
! The established model now contains 145 components and 0.257622 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066292Jy  sigma=1.218418
! Fit after  self-cal, rms=0.066291Jy  sigma=1.218409
! 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=3.922 mas, bmaj=4.541 mas, bpa=-10.71 degrees
! Estimated noise=0.300558 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.922 x 4.541 at -10.71 degrees (North through East)
! Clean map  min=-0.0012683  max=0.20737 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=3.182 mas, bmaj=3.842 mas, bpa=-17.94 degrees
! Estimated noise=0.461924 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.159242 Jy
! Component: 100  -  total flux cleaned = 0.198696 Jy
! Component: 150  -  total flux cleaned = 0.215356 Jy
! Component: 200  -  total flux cleaned = 0.224941 Jy
! Total flux subtracted in 200 components = 0.224941 Jy
! Clean residual min=-0.002970 max=0.005257 Jy/beam
! Clean residual mean=-0.000012 rms=0.000761 Jy/beam
! Combined flux in latest and established models = 0.224941 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 22 model components to the UV plane model.
! The established model now contains 22 components and 0.224941 Jy
! Inverting map and beam 
! Estimated beam: bmin=3.922 mas, bmaj=4.541 mas, bpa=-10.71 degrees
! Estimated noise=0.300558 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 = 0.00840958 Jy
! Component: 100  -  total flux cleaned = 0.013927 Jy
! Component: 150  -  total flux cleaned = 0.017838 Jy
! Component: 200  -  total flux cleaned = 0.020725 Jy
! Total flux subtracted in 200 components = 0.020725 Jy
! Clean residual min=-0.001551 max=0.001687 Jy/beam
! Clean residual mean=-0.000007 rms=0.000411 Jy/beam
! Combined flux in latest and established models = 0.245666 Jy
! Adding 41 model components to the UV plane model.
! The established model now contains 56 components and 0.245666 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=8.309 mas, bmaj=8.505 mas, bpa=16.25 degrees
! Estimated noise=0.382458 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00334533 Jy
! Component: 100  -  total flux cleaned = 0.00547725 Jy
! Component: 150  -  total flux cleaned = 0.00696284 Jy
! Component: 200  -  total flux cleaned = 0.00807285 Jy
! Total flux subtracted in 200 components = 0.00807285 Jy
! Clean residual min=-0.001552 max=0.001527 Jy/beam
! Clean residual mean=-0.000007 rms=0.000457 Jy/beam
! Combined flux in latest and established models = 0.253739 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 = 0.000863433 Jy
! Component: 100  -  total flux cleaned = 0.00154461 Jy
! Component: 150  -  total flux cleaned = 0.00208678 Jy
! Component: 200  -  total flux cleaned = 0.00252041 Jy
! Total flux subtracted in 200 components = 0.00252041 Jy
! Clean residual min=-0.001458 max=0.001568 Jy/beam
! Clean residual mean=-0.000005 rms=0.000441 Jy/beam
! Combined flux in latest and established models = 0.256259 Jy
! Adding 90 model components to the UV plane model.
! The established model now contains 136 components and 0.256259 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=3.922 mas, bmaj=4.541 mas, bpa=-10.71 degrees
! Estimated noise=0.300558 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 8.02703e-05 Jy
! Component: 100  -  total flux cleaned = 0.000473106 Jy
! Component: 150  -  total flux cleaned = 0.000677229 Jy
! Component: 200  -  total flux cleaned = 0.000784598 Jy
! Total flux subtracted in 200 components = 0.000784598 Jy
! Clean residual min=-0.001346 max=0.001413 Jy/beam
! Clean residual mean=-0.000003 rms=0.000344 Jy/beam
! Combined flux in latest and established models = 0.257044 Jy
selfcal
! Performing phase self-cal
! Adding 17 model components to the UV plane model.
! The established model now contains 151 components and 0.257044 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Fit before self-cal, rms=0.066328Jy  sigma=1.219113
! Fit after  self-cal, rms=0.066324Jy  sigma=1.219007
wmodel J2309+6820_S_map.mod
! Writing 151 model components to file: J2309+6820_S_map.mod
wobs   J2309+6820_S_uvs.fits
! Writing UV FITS file: J2309+6820_S_uvs.fits
wwins  J2309+6820_S_map.win
! wwins: Wrote 4 windows to J2309+6820_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 = 0.000264763 Jy
! Component: 100  -  total flux cleaned = 0.000192975 Jy
! Component: 150  -  total flux cleaned = 0.00012369 Jy
! Component: 200  -  total flux cleaned = 5.64192e-05 Jy
! Component: 250  -  total flux cleaned = -9.89445e-06 Jy
! Component: 300  -  total flux cleaned = -9.62845e-05 Jy
! Component: 350  -  total flux cleaned = -0.000117657 Jy
! Component: 400  -  total flux cleaned = -0.000180232 Jy
! Component: 450  -  total flux cleaned = -0.000180464 Jy
! Component: 500  -  total flux cleaned = -0.000180739 Jy
! Component: 550  -  total flux cleaned = -0.000200258 Jy
! Component: 600  -  total flux cleaned = -0.000200349 Jy
! Component: 650  -  total flux cleaned = -0.00018082 Jy
! Component: 700  -  total flux cleaned = -0.000199712 Jy
! Component: 750  -  total flux cleaned = -0.000236565 Jy
! Component: 800  -  total flux cleaned = -0.000236724 Jy
! Component: 850  -  total flux cleaned = -0.000254715 Jy
! Component: 900  -  total flux cleaned = -0.000308218 Jy
! Component: 950  -  total flux cleaned = -0.000325834 Jy
! Component: 1000  -  total flux cleaned = -0.000326074 Jy
! Component: 1050  -  total flux cleaned = -0.00039577 Jy
! Component: 1100  -  total flux cleaned = -0.000464514 Jy
! Component: 1150  -  total flux cleaned = -0.000549539 Jy
! Component: 1200  -  total flux cleaned = -0.000549443 Jy
! Component: 1250  -  total flux cleaned = -0.000599327 Jy
! Component: 1300  -  total flux cleaned = -0.000566452 Jy
! Component: 1350  -  total flux cleaned = -0.000599189 Jy
! Component: 1400  -  total flux cleaned = -0.000663507 Jy
! Component: 1450  -  total flux cleaned = -0.000647301 Jy
! Component: 1500  -  total flux cleaned = -0.000694667 Jy
! Component: 1550  -  total flux cleaned = -0.000632145 Jy
! Component: 1600  -  total flux cleaned = -0.000632328 Jy
! Component: 1650  -  total flux cleaned = -0.000632221 Jy
! Component: 1700  -  total flux cleaned = -0.000586687 Jy
! Component: 1750  -  total flux cleaned = -0.000526433 Jy
! Component: 1800  -  total flux cleaned = -0.000556316 Jy
! Component: 1850  -  total flux cleaned = -0.000541583 Jy
! Component: 1900  -  total flux cleaned = -0.000497761 Jy
! Component: 1950  -  total flux cleaned = -0.000541575 Jy
! Component: 2000  -  total flux cleaned = -0.00049831 Jy
! Component: 2050  -  total flux cleaned = -0.000541226 Jy
! Component: 2100  -  total flux cleaned = -0.000498407 Jy
! Component: 2150  -  total flux cleaned = -0.00048442 Jy
! Component: 2200  -  total flux cleaned = -0.000512559 Jy
! Component: 2250  -  total flux cleaned = -0.000498712 Jy
! Component: 2300  -  total flux cleaned = -0.000512573 Jy
! Component: 2350  -  total flux cleaned = -0.000485137 Jy
! Component: 2400  -  total flux cleaned = -0.000485117 Jy
! Component: 2450  -  total flux cleaned = -0.000552365 Jy
! Component: 2500  -  total flux cleaned = -0.00052552 Jy
! Component: 2550  -  total flux cleaned = -0.000445732 Jy
! Component: 2600  -  total flux cleaned = -0.000485397 Jy
! Component: 2650  -  total flux cleaned = -0.000472345 Jy
! Component: 2700  -  total flux cleaned = -0.00048534 Jy
! Component: 2750  -  total flux cleaned = -0.000446488 Jy
! Component: 2800  -  total flux cleaned = -0.000407948 Jy
! Component: 2850  -  total flux cleaned = -0.000382384 Jy
! Component: 2900  -  total flux cleaned = -0.000407734 Jy
! Component: 2950  -  total flux cleaned = -0.000382477 Jy
! Component: 3000  -  total flux cleaned = -0.000357221 Jy
! Component: 3050  -  total flux cleaned = -0.000282616 Jy
! Component: 3100  -  total flux cleaned = -0.000270198 Jy
! Component: 3150  -  total flux cleaned = -0.000257841 Jy
! Component: 3200  -  total flux cleaned = -0.000245555 Jy
! Component: 3250  -  total flux cleaned = -0.00020904 Jy
! Component: 3300  -  total flux cleaned = -0.000160599 Jy
! Component: 3350  -  total flux cleaned = -0.00016053 Jy
! Component: 3400  -  total flux cleaned = -0.000100935 Jy
! Component: 3450  -  total flux cleaned = -0.000101034 Jy
! Component: 3500  -  total flux cleaned = -5.37776e-05 Jy
! Component: 3550  -  total flux cleaned = -0.000100523 Jy
! Component: 3600  -  total flux cleaned = -0.000100552 Jy
! Component: 3650  -  total flux cleaned = -3.09373e-05 Jy
! Component: 3700  -  total flux cleaned = 1.51351e-05 Jy
! Component: 3750  -  total flux cleaned = 4.94479e-05 Jy
! Component: 3800  -  total flux cleaned = 2.67628e-05 Jy
! Component: 3850  -  total flux cleaned = 1.53327e-05 Jy
! Component: 3900  -  total flux cleaned = 8.30812e-05 Jy
! Component: 3950  -  total flux cleaned = 0.000161587 Jy
! Component: 4000  -  total flux cleaned = 0.00011698 Jy
! Component: 4050  -  total flux cleaned = 0.000150252 Jy
! Total flux subtracted in 4096 components = 0.000216493 Jy
! Clean residual min=-0.000682 max=0.000668 Jy/beam
! Clean residual mean=-0.000004 rms=0.000200 Jy/beam
! Combined flux in latest and established models = 0.25726 Jy
keep
! Adding 294 model components to the UV plane model.
! The established model now contains 445 components and 0.25726 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   /vlbi/uf001/uva//J2309+6820_S_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 3.922 x 4.541 at -10.71 degrees (North through East)
! Clean map  min=-0.00099835  max=0.20754 Jy/beam
! Writing clean map to FITS file: /vlbi/uf001/uva//J2309+6820_S_map.fits
wmodel /vlbi/uf001/uva//J2309+6820_S_map.mod
! Writing 445 model components to file: /vlbi/uf001/uva//J2309+6820_S_map.mod
wobs   /vlbi/uf001/uva//J2309+6820_S_uvs.fits
! Writing UV FITS file: /vlbi/uf001/uva//J2309+6820_S_uvs.fits
wwins  /vlbi/uf001/uva//J2309+6820_S_map.win
! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2309+6820_S_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.20754 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000198649 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.287148 0.287148 0.574295 1.14859 2.29718 4.59436 9.18872 18.3774 36.7549 73.5098
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0005 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.207 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  1044.76 
quit
! Quitting program
! Log file /vlbi/uf001/uva//J2309+6820_S_dfm.log closed on Mon Jan 14 06:35:30 2019