! Started logfile: J1656-3302_S_dfm.log on Fri Feb 15 19:56:37 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     J1656-3302_S_uvm.fits
! Reading UV FITS file: J1656-3302_S_uvm.fits
! AN table 1: 23 integrations on 28 of 28 possible baselines.
! AN table 2: 23 integrations on 15 of 15 possible baselines.
! AN table 3: 46 integrations on 21 of 21 possible baselines.
! AN table 4: 43 integrations on 15 of 15 possible baselines.
! Apparent sampling: 0.934231 visibilities/baseline/integration-bin.
! Found source: J1656-3302
! 
! 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     2.22e+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
!  04        4    2.348e+09      3.2e+07          1      3.2e+07
! 
! Polarization(s): RR
! 
! Read 54 lines of history.
! 
! Reading 9716 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 4 channels.
! 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
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 J1656-3302_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 1 telescope corrections were flagged in sub-array 1.
!  A total of 1 telescope corrections were flagged in sub-array 2.
!  A total of 27 telescope corrections were flagged in sub-array 3.
!  A total of 1 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 1 telescope corrections were flagged in sub-array 1.
!  A total of 1 telescope corrections were flagged in sub-array 2.
!  A total of 27 telescope corrections were flagged in sub-array 3.
!  A total of 1 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 1 telescope corrections were flagged in sub-array 1.
!  A total of 1 telescope corrections were flagged in sub-array 2.
!  A total of 27 telescope corrections were flagged in sub-array 3.
!  A total of 1 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 184 telescope corrections were flagged in sub-array 1.
!  A total of 138 telescope corrections were flagged in sub-array 2.
!  A total of 322 telescope corrections were flagged in sub-array 3.
!  A total of 132 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=1.040801Jy  sigma=9.758888
! Fit after  self-cal, rms=0.835182Jy  sigma=7.406390
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
sele I,1,3
! Polarization I is unavailable.
! Selecting polarization: RR,  channels: 1..3
! Reading IF 1 channels: 1..1
! Reading IF 2 channels: 2..2
! Reading IF 3 channels: 3..3
! Reading IF 4 channels: (none)
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=3.687 mas, bmaj=14.91 mas, bpa=3.247 degrees
! Estimated noise=1.43226 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 = 0.13722 Jy
! Component: 100  -  total flux cleaned = 0.206768 Jy
! Total flux subtracted in 100 components = 0.206768 Jy
! Clean residual min=-0.018920 max=0.041909 Jy/beam
! Clean residual mean=-0.000220 rms=0.007423 Jy/beam
! Combined flux in latest and established models = 0.206767 Jy
! Performing phase self-cal
! Adding 45 model components to the UV plane model.
! The established model now contains 45 components and 0.206767 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.165944Jy  sigma=1.619451
! Fit after  self-cal, rms=0.162951Jy  sigma=1.608380
! Inverting map 
! Added new window around map position (4, 1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0485952 Jy
! Component: 100  -  total flux cleaned = 0.0815631 Jy
! Total flux subtracted in 100 components = 0.0815631 Jy
! Clean residual min=-0.014569 max=0.033574 Jy/beam
! Clean residual mean=-0.000181 rms=0.005538 Jy/beam
! Combined flux in latest and established models = 0.288331 Jy
! Performing phase self-cal
! Adding 65 model components to the UV plane model.
! The established model now contains 106 components and 0.28833 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.140263Jy  sigma=1.295975
! Fit after  self-cal, rms=0.139160Jy  sigma=1.289372
! 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=4.501 mas, bmaj=17.85 mas, bpa=1.543 degrees
! Estimated noise=0.947466 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 = 0.0474722 Jy
! Component: 100  -  total flux cleaned = 0.0781238 Jy
! Component: 150  -  total flux cleaned = 0.0988722 Jy
! Component: 200  -  total flux cleaned = 0.1131 Jy
! Total flux subtracted in 200 components = 0.1131 Jy
! Clean residual min=-0.012452 max=0.030101 Jy/beam
! Clean residual mean=-0.000271 rms=0.005373 Jy/beam
! Combined flux in latest and established models = 0.401431 Jy
! Performing phase self-cal
! Adding 51 model components to the UV plane model.
! The established model now contains 147 components and 0.401431 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.124818Jy  sigma=1.042704
! Fit after  self-cal, rms=0.124041Jy  sigma=1.033778
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.501 x 17.85 at 1.543 degrees (North through East)
! Clean map  min=-0.012154  max=0.16603 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        2.32     FD        0.89     HN        1.17     KP        0.92     
!   LA        0.85     NL        1.22     PT        0.90     SC        1.28     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.76     FD        0.96     HN        1.27     KP        0.93     
!   NL        1.22     OV        1.02     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.03     HN        1.48     KP        0.88     LA        0.93     
!   NL        1.42     OV        0.93     PT        0.94     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.98     HN        1.05     KP        0.93     NL        1.19     
!   OV        0.98     SC        1.02     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        4.75     FD        0.89     HN        1.16     KP        0.90     
!   LA        0.78     NL        1.17     PT        0.90     SC        1.18     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.29     FD        0.97     HN        1.68     KP        0.93     
!   NL        1.23     OV        1.03     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        2.08     HN        1.23     KP        0.87     LA        0.89     
!   NL        1.52     OV        0.93     PT        0.95     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.96     HN        1.09     KP        0.95     NL        1.01     
!   OV        1.01     SC        0.73     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        4.61     FD        0.89     HN        1.17     KP        0.91     
!   LA        0.75     NL        1.20     PT        0.91     SC        1.07     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.94     FD        0.94     HN        1.10     KP        0.97     
!   NL        1.06     OV        1.01     
! 
!  A total of 3 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.39     HN        1.76     KP        0.89     LA        0.94     
!   NL        1.48     OV        0.90     PT        0.93     
! 
!  Telescope amplitude corrections in sub-array 4:
!   FD        0.93     HN        1.11     KP        0.96     NL        1.03     
!   OV        1.01     SC        0.98     
! 
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.124041Jy  sigma=1.033778
! Fit after  self-cal, rms=0.179041Jy  sigma=0.801583
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.588 mas, bmaj=18.25 mas, bpa=1.239 degrees
! Estimated noise=0.999487 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 (-6, -3.5).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0031541 Jy
! Component: 100  -  total flux cleaned = 0.00454829 Jy
! Component: 150  -  total flux cleaned = 0.00537973 Jy
! Component: 200  -  total flux cleaned = 0.00551364 Jy
! Total flux subtracted in 200 components = 0.00551364 Jy
! Clean residual min=-0.004460 max=0.005759 Jy/beam
! Clean residual mean=-0.000058 rms=0.001229 Jy/beam
! Combined flux in latest and established models = 0.406944 Jy
! Performing phase self-cal
! Adding 19 model components to the UV plane model.
! The established model now contains 166 components and 0.406945 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.178476Jy  sigma=0.795608
! Fit after  self-cal, rms=0.179517Jy  sigma=0.793789
! 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.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.179517Jy  sigma=0.793789
! Fit after  self-cal, rms=0.173649Jy  sigma=0.792579
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=4.543 mas, bmaj=18.27 mas, bpa=1.364 degrees
! Estimated noise=0.983038 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00209864 Jy
! Component: 100  -  total flux cleaned = 0.00345105 Jy
! Component: 150  -  total flux cleaned = 0.00379349 Jy
! Component: 200  -  total flux cleaned = 0.00399314 Jy
! Total flux subtracted in 200 components = 0.00399314 Jy
! Clean residual min=-0.003532 max=0.004835 Jy/beam
! Clean residual mean=-0.000052 rms=0.001043 Jy/beam
! Combined flux in latest and established models = 0.410938 Jy
selfcal
! Performing phase self-cal
! Adding 30 model components to the UV plane model.
! The established model now contains 190 components and 0.410938 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.173357Jy  sigma=0.789817
! Fit after  self-cal, rms=0.173039Jy  sigma=0.789230
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 (91, 114).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00398207 Jy
! Component: 100  -  total flux cleaned = 0.0053845 Jy
! Component: 150  -  total flux cleaned = 0.00617559 Jy
! Component: 200  -  total flux cleaned = 0.00634986 Jy
! Total flux subtracted in 200 components = 0.00634986 Jy
! Clean residual min=-0.003532 max=0.004296 Jy/beam
! Clean residual mean=-0.000051 rms=0.000965 Jy/beam
! Combined flux in latest and established models = 0.417287 Jy
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 202 components and 0.417287 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.172817Jy  sigma=0.786916
! Fit after  self-cal, rms=0.172726Jy  sigma=0.786591
! Inverting map 
! Added new window around map position (13.5, 71.5).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00370188 Jy
! Component: 100  -  total flux cleaned = 0.00399008 Jy
! Component: 150  -  total flux cleaned = 0.00407381 Jy
! Component: 200  -  total flux cleaned = 0.0038383 Jy
! Total flux subtracted in 200 components = 0.0038383 Jy
! Clean residual min=-0.003475 max=0.003262 Jy/beam
! Clean residual mean=-0.000040 rms=0.000879 Jy/beam
! Combined flux in latest and established models = 0.421126 Jy
! Performing phase self-cal
! Adding 27 model components to the UV plane model.
! The established model now contains 219 components and 0.421126 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.172570Jy  sigma=0.784905
! Fit after  self-cal, rms=0.172514Jy  sigma=0.784623
! 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.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.172514Jy  sigma=0.784623
! Fit after  self-cal, rms=0.169102Jy  sigma=0.780905
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=4.491 mas, bmaj=18.24 mas, bpa=1.437 degrees
! Estimated noise=0.965311 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00149955 Jy
! Component: 100  -  total flux cleaned = 0.00197611 Jy
! Component: 150  -  total flux cleaned = 0.00211856 Jy
! Component: 200  -  total flux cleaned = 0.00218812 Jy
! Total flux subtracted in 200 components = 0.00218812 Jy
! Clean residual min=-0.002498 max=0.003291 Jy/beam
! Clean residual mean=-0.000028 rms=0.000747 Jy/beam
! Combined flux in latest and established models = 0.423314 Jy
selfcal
! Performing phase self-cal
! Adding 31 model components to the UV plane model.
! The established model now contains 238 components and 0.423314 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.169005Jy  sigma=0.779905
! Fit after  self-cal, rms=0.168985Jy  sigma=0.779670
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 (32.5, -33).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00204974 Jy
! Component: 100  -  total flux cleaned = 0.0025055 Jy
! Component: 150  -  total flux cleaned = 0.00236042 Jy
! Component: 200  -  total flux cleaned = 0.00229308 Jy
! Total flux subtracted in 200 components = 0.00229308 Jy
! Clean residual min=-0.002554 max=0.002712 Jy/beam
! Clean residual mean=-0.000018 rms=0.000714 Jy/beam
! Combined flux in latest and established models = 0.425607 Jy
! Performing phase self-cal
! Adding 30 model components to the UV plane model.
! The established model now contains 260 components and 0.425607 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.168844Jy  sigma=0.778546
! Fit after  self-cal, rms=0.168866Jy  sigma=0.778338
! 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.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.168866Jy  sigma=0.778338
! Fit after  self-cal, rms=0.168108Jy  sigma=0.778050
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=7.88 mas, bmaj=24.38 mas, bpa=-2.788 degrees
! Estimated noise=1.05007 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0015378 Jy
! Component: 100  -  total flux cleaned = 0.00195561 Jy
! Component: 150  -  total flux cleaned = 0.00222479 Jy
! Component: 200  -  total flux cleaned = 0.00237208 Jy
! Total flux subtracted in 200 components = 0.00237208 Jy
! Clean residual min=-0.002205 max=0.002525 Jy/beam
! Clean residual mean=-0.000032 rms=0.000697 Jy/beam
! Combined flux in latest and established models = 0.427979 Jy
selfcal
! Performing phase self-cal
! Adding 37 model components to the UV plane model.
! The established model now contains 293 components and 0.427979 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.168047Jy  sigma=0.777665
! Fit after  self-cal, rms=0.168037Jy  sigma=0.777600
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 = 0.000398084 Jy
! Component: 100  -  total flux cleaned = 0.000444188 Jy
! Component: 150  -  total flux cleaned = 0.000488387 Jy
! Component: 200  -  total flux cleaned = 0.000446795 Jy
! Total flux subtracted in 200 components = 0.000446795 Jy
! Clean residual min=-0.002214 max=0.002402 Jy/beam
! Clean residual mean=-0.000026 rms=0.000679 Jy/beam
! Combined flux in latest and established models = 0.428426 Jy
! Performing phase self-cal
! Adding 35 model components to the UV plane model.
! The established model now contains 308 components and 0.428426 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.167994Jy  sigma=0.777401
! Fit after  self-cal, rms=0.167983Jy  sigma=0.777373
! 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=4.463 mas, bmaj=18.23 mas, bpa=1.528 degrees
! Estimated noise=0.956919 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.463 x 18.23 at 1.528 degrees (North through East)
! Clean map  min=-0.0027701  max=0.16611 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=3.652 mas, bmaj=15.18 mas, bpa=3.061 degrees
! Estimated noise=1.45687 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.142259 Jy
! Component: 100  -  total flux cleaned = 0.216133 Jy
! Component: 150  -  total flux cleaned = 0.26306 Jy
! Component: 200  -  total flux cleaned = 0.295782 Jy
! Total flux subtracted in 200 components = 0.295782 Jy
! Clean residual min=-0.010875 max=0.018480 Jy/beam
! Clean residual mean=-0.000110 rms=0.003599 Jy/beam
! Combined flux in latest and established models = 0.295782 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 92 model components to the UV plane model.
! The established model now contains 92 components and 0.295782 Jy
! Inverting map and beam 
! Estimated beam: bmin=4.463 mas, bmaj=18.23 mas, bpa=1.528 degrees
! Estimated noise=0.956919 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 = 0.0392478 Jy
! Component: 100  -  total flux cleaned = 0.0628891 Jy
! Component: 150  -  total flux cleaned = 0.0782486 Jy
! Component: 200  -  total flux cleaned = 0.0885273 Jy
! Total flux subtracted in 200 components = 0.0885273 Jy
! Clean residual min=-0.004455 max=0.006433 Jy/beam
! Clean residual mean=-0.000132 rms=0.001566 Jy/beam
! Combined flux in latest and established models = 0.384309 Jy
! Adding 123 model components to the UV plane model.
! The established model now contains 203 components and 0.384309 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=7.88 mas, bmaj=24.38 mas, bpa=-2.788 degrees
! Estimated noise=1.05007 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00962064 Jy
! Component: 100  -  total flux cleaned = 0.0159002 Jy
! Component: 150  -  total flux cleaned = 0.0208952 Jy
! Component: 200  -  total flux cleaned = 0.0250259 Jy
! Total flux subtracted in 200 components = 0.0250259 Jy
! Clean residual min=-0.003028 max=0.003686 Jy/beam
! Clean residual mean=-0.000110 rms=0.001078 Jy/beam
! Combined flux in latest and established models = 0.409335 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 = 0.00343618 Jy
! Component: 100  -  total flux cleaned = 0.00600417 Jy
! Component: 150  -  total flux cleaned = 0.00781852 Jy
! Component: 200  -  total flux cleaned = 0.00932932 Jy
! Total flux subtracted in 200 components = 0.00932932 Jy
! Clean residual min=-0.002564 max=0.003057 Jy/beam
! Clean residual mean=-0.000074 rms=0.000840 Jy/beam
! Combined flux in latest and established models = 0.418664 Jy
! Adding 114 model components to the UV plane model.
! The established model now contains 305 components and 0.418664 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=4.463 mas, bmaj=18.23 mas, bpa=1.528 degrees
! Estimated noise=0.956919 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000883577 Jy
! Component: 100  -  total flux cleaned = 0.00168412 Jy
! Component: 150  -  total flux cleaned = 0.00212822 Jy
! Component: 200  -  total flux cleaned = 0.00245584 Jy
! Total flux subtracted in 200 components = 0.00245584 Jy
! Clean residual min=-0.002786 max=0.002842 Jy/beam
! Clean residual mean=-0.000035 rms=0.000745 Jy/beam
! Combined flux in latest and established models = 0.42112 Jy
selfcal
! Performing phase self-cal
! Adding 35 model components to the UV plane model.
! The established model now contains 340 components and 0.42112 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Not correcting unselected IF 4.
! 
! Fit before self-cal, rms=0.168104Jy  sigma=0.778489
! Fit after  self-cal, rms=0.167710Jy  sigma=0.777511
wmodel J1656-3302_S_map.mod
! Writing 340 model components to file: J1656-3302_S_map.mod
wobs   J1656-3302_S_uvs.fits
! Writing UV FITS file: J1656-3302_S_uvs.fits
wwins  J1656-3302_S_map.win
! wwins: Wrote 6 windows to J1656-3302_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 = -8.53411e-05 Jy
! Component: 100  -  total flux cleaned = -0.00050179 Jy
! Component: 150  -  total flux cleaned = -0.00085166 Jy
! Component: 200  -  total flux cleaned = -0.00110245 Jy
! Component: 250  -  total flux cleaned = -0.00138365 Jy
! Component: 300  -  total flux cleaned = -0.00185009 Jy
! Component: 350  -  total flux cleaned = -0.00218948 Jy
! Component: 400  -  total flux cleaned = -0.00229943 Jy
! Component: 450  -  total flux cleaned = -0.00244228 Jy
! Component: 500  -  total flux cleaned = -0.00254689 Jy
! Component: 550  -  total flux cleaned = -0.00264961 Jy
! Component: 600  -  total flux cleaned = -0.00275035 Jy
! Component: 650  -  total flux cleaned = -0.0027833 Jy
! Component: 700  -  total flux cleaned = -0.00294603 Jy
! Component: 750  -  total flux cleaned = -0.00320064 Jy
! Component: 800  -  total flux cleaned = -0.00326301 Jy
! Component: 850  -  total flux cleaned = -0.00338689 Jy
! Component: 900  -  total flux cleaned = -0.00350889 Jy
! Component: 950  -  total flux cleaned = -0.00362862 Jy
! Component: 1000  -  total flux cleaned = -0.00359974 Jy
! Component: 1050  -  total flux cleaned = -0.00368713 Jy
! Component: 1100  -  total flux cleaned = -0.00362947 Jy
! Component: 1150  -  total flux cleaned = -0.0036295 Jy
! Component: 1200  -  total flux cleaned = -0.00357385 Jy
! Component: 1250  -  total flux cleaned = -0.00354627 Jy
! Component: 1300  -  total flux cleaned = -0.00360098 Jy
! Component: 1350  -  total flux cleaned = -0.00357399 Jy
! Component: 1400  -  total flux cleaned = -0.00368086 Jy
! Component: 1450  -  total flux cleaned = -0.00370741 Jy
! Component: 1500  -  total flux cleaned = -0.0036551 Jy
! Component: 1550  -  total flux cleaned = -0.00368101 Jy
! Component: 1600  -  total flux cleaned = -0.0037321 Jy
! Component: 1650  -  total flux cleaned = -0.00368154 Jy
! Component: 1700  -  total flux cleaned = -0.00363184 Jy
! Component: 1750  -  total flux cleaned = -0.00370667 Jy
! Component: 1800  -  total flux cleaned = -0.00368229 Jy
! Component: 1850  -  total flux cleaned = -0.00375531 Jy
! Component: 1900  -  total flux cleaned = -0.00370657 Jy
! Component: 1950  -  total flux cleaned = -0.00363504 Jy
! Component: 2000  -  total flux cleaned = -0.00368208 Jy
! Component: 2050  -  total flux cleaned = -0.0036352 Jy
! Component: 2100  -  total flux cleaned = -0.00361172 Jy
! Component: 2150  -  total flux cleaned = -0.00351981 Jy
! Component: 2200  -  total flux cleaned = -0.00354242 Jy
! Component: 2250  -  total flux cleaned = -0.00345219 Jy
! Component: 2300  -  total flux cleaned = -0.00354179 Jy
! Component: 2350  -  total flux cleaned = -0.0033862 Jy
! Component: 2400  -  total flux cleaned = -0.0034303 Jy
! Component: 2450  -  total flux cleaned = -0.00343024 Jy
! Component: 2500  -  total flux cleaned = -0.00340833 Jy
! Component: 2550  -  total flux cleaned = -0.00340833 Jy
! Component: 2600  -  total flux cleaned = -0.00349389 Jy
! Component: 2650  -  total flux cleaned = -0.00345132 Jy
! Component: 2700  -  total flux cleaned = -0.00347247 Jy
! Component: 2750  -  total flux cleaned = -0.00355617 Jy
! Component: 2800  -  total flux cleaned = -0.00351483 Jy
! Component: 2850  -  total flux cleaned = -0.0035768 Jy
! Component: 2900  -  total flux cleaned = -0.00361779 Jy
! Component: 2950  -  total flux cleaned = -0.00357706 Jy
! Component: 3000  -  total flux cleaned = -0.00371866 Jy
! Component: 3050  -  total flux cleaned = -0.00367864 Jy
! Component: 3100  -  total flux cleaned = -0.00369887 Jy
! Component: 3150  -  total flux cleaned = -0.00379815 Jy
! Component: 3200  -  total flux cleaned = -0.00385712 Jy
! Component: 3250  -  total flux cleaned = -0.00387644 Jy
! Component: 3300  -  total flux cleaned = -0.00377911 Jy
! Component: 3350  -  total flux cleaned = -0.00383715 Jy
! Component: 3400  -  total flux cleaned = -0.0037989 Jy
! Component: 3450  -  total flux cleaned = -0.00383703 Jy
! Component: 3500  -  total flux cleaned = -0.00383703 Jy
! Component: 3550  -  total flux cleaned = -0.0037994 Jy
! Component: 3600  -  total flux cleaned = -0.0038181 Jy
! Component: 3650  -  total flux cleaned = -0.00374388 Jy
! Component: 3700  -  total flux cleaned = -0.00370706 Jy
! Component: 3750  -  total flux cleaned = -0.00370697 Jy
! Component: 3800  -  total flux cleaned = -0.00372531 Jy
! Component: 3850  -  total flux cleaned = -0.00367076 Jy
! Component: 3900  -  total flux cleaned = -0.00368885 Jy
! Component: 3950  -  total flux cleaned = -0.00367082 Jy
! Component: 4000  -  total flux cleaned = -0.00365288 Jy
! Component: 4050  -  total flux cleaned = -0.00370606 Jy
! Total flux subtracted in 4096 components = -0.0036882 Jy
! Clean residual min=-0.001050 max=0.001004 Jy/beam
! Clean residual mean=-0.000003 rms=0.000364 Jy/beam
! Combined flux in latest and established models = 0.417432 Jy
keep
! Adding 312 model components to the UV plane model.
! The established model now contains 652 components and 0.417432 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   J1656-3302_S_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.463 x 18.23 at 1.528 degrees (North through East)
! Clean map  min=-0.0032399  max=0.17389 Jy/beam
! Writing clean map to FITS file: J1656-3302_S_map.fits
wmodel J1656-3302_S_map.mod
! Writing 652 model components to file: J1656-3302_S_map.mod
wobs   J1656-3302_S_uvs.fits
! Writing UV FITS file: J1656-3302_S_uvs.fits
wwins  J1656-3302_S_map.win
! wwins: Wrote 7 windows to J1656-3302_S_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.173889 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000360087 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.621237 0.621237 1.24247 2.48495 4.96989 9.93979 19.8796 39.7591 79.5183
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.001 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.173 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  482.907 
quit
! Quitting program
! Log file J1656-3302_S_dfm.log closed on Fri Feb 15 19:56:42 2019