! Started logfile: /vlbi/uf001/uva//J1931+4743_X_dfm.log on Mon Jan 14 05:07:32 2019
float field_size
field_size =  1024
float field_cell
field_cell =   0.2000
float taper_size
taper_size =   70.0
float freq
freq       =    8.42800
obs     /vlbi/uf001/uva//J1931+4743_X_uva.fits
! Reading UV FITS file: /vlbi/uf001/uva//J1931+4743_X_uva.fits
! AN table 1: 72 integrations on 36 of 36 possible baselines.
! Apparent sampling: 0.915509 visibilities/baseline/integration-bin.
! Found source: J1931+4743
! 
! There are 12 IFs, and a total of 12 channels:
! 
!  IF  Channel    Frequency  Freq offset  Number of   Overall IF
!       origin    at origin  per channel   channels    bandwidth
!  ------------------------------------------------------------- (Hz)
!  01        1    8.428e+09      3.2e+07          1      3.2e+07
!  02        2     8.46e+09      3.2e+07          1      3.2e+07
!  03        3    8.492e+09      3.2e+07          1      3.2e+07
!  04        4    8.524e+09      3.2e+07          1      3.2e+07
!  05        5    8.588e+09      3.2e+07          1      3.2e+07
!  06        6     8.62e+09      3.2e+07          1      3.2e+07
!  07        7    8.684e+09      3.2e+07          1      3.2e+07
!  08        8    8.716e+09      3.2e+07          1      3.2e+07
!  09        9     8.78e+09      3.2e+07          1      3.2e+07
!  10       10    8.812e+09      3.2e+07          1      3.2e+07
!  11       11    8.844e+09      3.2e+07          1      3.2e+07
!  12       12    8.876e+09      3.2e+07          1      3.2e+07
! 
! Polarization(s): RR
! 
! Read 134 lines of history.
! 
! Reading 28476 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 12 channels.
! Selecting polarization: RR,  channels: 1..12
! Reading IF 1 channels: 1..1
! Reading IF 2 channels: 2..2
! Reading IF 3 channels: 3..3
! Reading IF 4 channels: 4..4
! Reading IF 5 channels: 5..5
! Reading IF 6 channels: 6..6
! Reading IF 7 channels: 7..7
! Reading IF 8 channels: 8..8
! Reading IF 9 channels: 9..9
! Reading IF 10 channels: 10..10
! Reading IF 11 channels: 11..11
! Reading IF 12 channels: 12..12
print "field_size =", field_size
! field_size = 1024 
print "field_cell =", field_cell
! field_cell = 0.2 
print "taper_size =", taper_size
! taper_size = 70 
![@/opt64/bin/pima_mupet_01.dfm J1931+4743_X]
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 0.200x0.200 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 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 5.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 6.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 7.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 8.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 9.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 10.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 11.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 12.
!  A total of 25 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.012691Jy  sigma=22.670491
! Fit after  self-cal, rms=0.874408Jy  sigma=19.532122
! 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=0.7627 mas, bmaj=0.9794 mas, bpa=-7.77 degrees
! Estimated noise=0.3863 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 = 0.0951879 Jy
! Component: 100  -  total flux cleaned = 0.124742 Jy
! Total flux subtracted in 100 components = 0.124742 Jy
! Clean residual min=-0.005748 max=0.012047 Jy/beam
! Clean residual mean=0.000048 rms=0.001336 Jy/beam
! Combined flux in latest and established models = 0.124742 Jy
! Performing phase self-cal
! Adding 5 model components to the UV plane model.
! The established model now contains 5 components and 0.124742 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.064903Jy  sigma=1.357389
! Fit after  self-cal, rms=0.064799Jy  sigma=1.355155
! Inverting map 
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.01263 Jy
! Component: 100  -  total flux cleaned = 0.0182433 Jy
! Total flux subtracted in 100 components = 0.0182433 Jy
! Clean residual min=-0.005492 max=0.006599 Jy/beam
! Clean residual mean=0.000035 rms=0.001044 Jy/beam
! Combined flux in latest and established models = 0.142985 Jy
! Performing phase self-cal
! Adding 6 model components to the UV plane model.
! The established model now contains 9 components and 0.142985 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.062460Jy  sigma=1.292351
! Fit after  self-cal, rms=0.062438Jy  sigma=1.291906
! Inverting map 
! Added new window around map position (1.2, 1.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00633418 Jy
! Component: 100  -  total flux cleaned = 0.0100372 Jy
! Total flux subtracted in 100 components = 0.0100372 Jy
! Clean residual min=-0.005041 max=0.005124 Jy/beam
! Clean residual mean=0.000027 rms=0.000950 Jy/beam
! Combined flux in latest and established models = 0.153023 Jy
! Performing phase self-cal
! Adding 12 model components to the UV plane model.
! The established model now contains 18 components and 0.153023 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061557Jy  sigma=1.267033
! Fit after  self-cal, rms=0.061471Jy  sigma=1.265391
! 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=0.9409 mas, bmaj=1.286 mas, bpa=-2.332 degrees
! Estimated noise=0.190722 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 = 0.0053014 Jy
! Component: 100  -  total flux cleaned = 0.00817691 Jy
! Component: 150  -  total flux cleaned = 0.0101514 Jy
! Component: 200  -  total flux cleaned = 0.0116193 Jy
! Total flux subtracted in 200 components = 0.0116193 Jy
! Clean residual min=-0.004428 max=0.004723 Jy/beam
! Clean residual mean=0.000044 rms=0.001030 Jy/beam
! Combined flux in latest and established models = 0.164642 Jy
! Performing phase self-cal
! Adding 18 model components to the UV plane model.
! The established model now contains 27 components and 0.164642 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061049Jy  sigma=1.252750
! Fit after  self-cal, rms=0.060992Jy  sigma=1.251534
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9409 x 1.286 at -2.332 degrees (North through East)
! Clean map  min=-0.0042385  max=0.12452 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     HN        0.97     KP        1.08     LA        1.00     
!   MK        0.99     NL        1.10     OV        0.91     PT        0.91     
!   SC        1.00     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     HN        0.97     KP        1.07     LA        1.00     
!   MK        0.99     NL        1.12     OV        0.90     PT        0.92     
!   SC        0.97     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.07     HN        0.94     KP        1.04     LA        0.98     
!   MK        0.98     NL        1.11     OV        0.90     PT        0.91     
!   SC        0.98     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.04     HN        0.95     KP        1.07     LA        1.00     
!   MK        0.97     NL        1.15     OV        0.89     PT        0.94     
!   SC        0.99     
! 
! 
! Correcting IF 5.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     HN        0.94     KP        1.08     LA        1.01     
!   MK        1.01     NL        1.11     OV        0.90     PT        0.90     
!   SC        1.02     
! 
! 
! Correcting IF 6.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     HN        0.98     KP        1.12     LA        0.97     
!   MK        0.98     NL        1.11     OV        0.91     PT        0.90     
!   SC        0.98     
! 
! 
! Correcting IF 7.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.04     HN        0.94     KP        1.08     LA        1.02     
!   MK        1.00     NL        1.15     OV        0.90     PT        0.90     
!   SC        0.99     
! 
! 
! Correcting IF 8.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.09     HN        0.96     KP        1.08     LA        1.00     
!   MK        0.96     NL        1.13     OV        0.89     PT        0.90     
!   SC        1.01     
! 
! 
! Correcting IF 9.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     HN        0.99     KP        1.10     LA        0.97     
!   MK        0.99     NL        1.12     OV        0.91     PT        0.94     
!   SC        0.98     
! 
! 
! Correcting IF 10.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     HN        1.00     KP        1.08     LA        1.01     
!   MK        0.99     NL        1.13     OV        0.90     PT        0.93     
!   SC        0.98     
! 
! 
! Correcting IF 11.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     HN        0.96     KP        1.10     LA        0.97     
!   MK        1.03     NL        1.09     OV        0.91     PT        0.93     
!   SC        0.99     
! 
! 
! Correcting IF 12.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.07     HN        0.97     KP        1.08     LA        0.99     
!   MK        0.96     NL        1.13     OV        0.89     PT        0.89     
!   SC        1.02     
! 
! 
! Fit before self-cal, rms=0.060992Jy  sigma=1.251534
! Fit after  self-cal, rms=0.059634Jy  sigma=1.215102
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9366 mas, bmaj=1.286 mas, bpa=-2.335 degrees
! Estimated noise=0.189397 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 (0.2, -8.4).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00325607 Jy
! Component: 100  -  total flux cleaned = 0.00346036 Jy
! Component: 150  -  total flux cleaned = 0.00352871 Jy
! Component: 200  -  total flux cleaned = 0.00358912 Jy
! Total flux subtracted in 200 components = 0.00358912 Jy
! Clean residual min=-0.002815 max=0.003501 Jy/beam
! Clean residual mean=0.000019 rms=0.000638 Jy/beam
! Combined flux in latest and established models = 0.168231 Jy
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 49 components and 0.168231 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.059308Jy  sigma=1.209299
! Fit after  self-cal, rms=0.059357Jy  sigma=1.208241
! 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.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.059357Jy  sigma=1.208241
! Fit after  self-cal, rms=0.061075Jy  sigma=1.184589
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=0.9454 mas, bmaj=1.278 mas, bpa=-2.13 degrees
! Estimated noise=0.191073 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000858865 Jy
! Component: 100  -  total flux cleaned = -0.00151631 Jy
! Component: 150  -  total flux cleaned = -0.00197668 Jy
! Component: 200  -  total flux cleaned = -0.00214516 Jy
! Total flux subtracted in 200 components = -0.00214516 Jy
! Clean residual min=-0.001286 max=0.001433 Jy/beam
! Clean residual mean=0.000006 rms=0.000288 Jy/beam
! Combined flux in latest and established models = 0.166086 Jy
selfcal
! Performing phase self-cal
! Adding 23 model components to the UV plane model.
! The established model now contains 66 components and 0.166086 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061025Jy  sigma=1.183531
! Fit after  self-cal, rms=0.061078Jy  sigma=1.183295
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 (2.4, 2.6).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00119429 Jy
! Component: 100  -  total flux cleaned = 0.00126109 Jy
! Component: 150  -  total flux cleaned = 0.00120421 Jy
! Component: 200  -  total flux cleaned = 0.00112744 Jy
! Total flux subtracted in 200 components = 0.00112744 Jy
! Clean residual min=-0.001240 max=0.001158 Jy/beam
! Clean residual mean=0.000005 rms=0.000268 Jy/beam
! Combined flux in latest and established models = 0.167213 Jy
! Performing phase self-cal
! Adding 27 model components to the UV plane model.
! The established model now contains 84 components and 0.167213 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061037Jy  sigma=1.182435
! Fit after  self-cal, rms=0.061035Jy  sigma=1.182377
! 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.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061035Jy  sigma=1.182377
! Fit after  self-cal, rms=0.061254Jy  sigma=1.182178
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=0.9473 mas, bmaj=1.279 mas, bpa=-1.921 degrees
! Estimated noise=0.190994 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000526548 Jy
! Component: 100  -  total flux cleaned = -0.000642108 Jy
! Component: 150  -  total flux cleaned = -0.000715114 Jy
! Component: 200  -  total flux cleaned = -0.000802987 Jy
! Total flux subtracted in 200 components = -0.000802987 Jy
! Clean residual min=-0.001163 max=0.001107 Jy/beam
! Clean residual mean=0.000003 rms=0.000252 Jy/beam
! Combined flux in latest and established models = 0.16641 Jy
selfcal
! Performing phase self-cal
! Adding 28 model components to the UV plane model.
! The established model now contains 89 components and 0.16641 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061231Jy  sigma=1.181683
! Fit after  self-cal, rms=0.061234Jy  sigma=1.181659
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 = -6.32554e-07 Jy
! Component: 100  -  total flux cleaned = -6.00005e-05 Jy
! Component: 150  -  total flux cleaned = -9.72477e-05 Jy
! Component: 200  -  total flux cleaned = -0.000148888 Jy
! Total flux subtracted in 200 components = -0.000148888 Jy
! Clean residual min=-0.001137 max=0.001079 Jy/beam
! Clean residual mean=0.000003 rms=0.000248 Jy/beam
! Combined flux in latest and established models = 0.166261 Jy
! Performing phase self-cal
! Adding 27 model components to the UV plane model.
! The established model now contains 91 components and 0.166261 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061222Jy  sigma=1.181426
! Fit after  self-cal, rms=0.061221Jy  sigma=1.181419
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 70 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.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061221Jy  sigma=1.181419
! Fit after  self-cal, rms=0.061341Jy  sigma=1.181325
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=2.085 mas, bmaj=2.355 mas, bpa=13.9 degrees
! Estimated noise=0.246092 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000122817 Jy
! Component: 100  -  total flux cleaned = -0.000206054 Jy
! Component: 150  -  total flux cleaned = -0.000239159 Jy
! Component: 200  -  total flux cleaned = -0.000265779 Jy
! Total flux subtracted in 200 components = -0.000265779 Jy
! Clean residual min=-0.001153 max=0.001265 Jy/beam
! Clean residual mean=0.000005 rms=0.000327 Jy/beam
! Combined flux in latest and established models = 0.165996 Jy
selfcal
! Performing phase self-cal
! Adding 23 model components to the UV plane model.
! The established model now contains 108 components and 0.165996 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061335Jy  sigma=1.181211
! Fit after  self-cal, rms=0.061336Jy  sigma=1.181194
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 = -7.77724e-06 Jy
! Component: 100  -  total flux cleaned = -2.86135e-05 Jy
! Component: 150  -  total flux cleaned = -4.70161e-05 Jy
! Component: 200  -  total flux cleaned = -6.39613e-05 Jy
! Total flux subtracted in 200 components = -6.39613e-05 Jy
! Clean residual min=-0.001110 max=0.001265 Jy/beam
! Clean residual mean=0.000006 rms=0.000323 Jy/beam
! Combined flux in latest and established models = 0.165932 Jy
! Performing phase self-cal
! Adding 17 model components to the UV plane model.
! The established model now contains 117 components and 0.165932 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061336Jy  sigma=1.181222
! Fit after  self-cal, rms=0.061336Jy  sigma=1.181219
! 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=0.9493 mas, bmaj=1.279 mas, bpa=-1.737 degrees
! Estimated noise=0.190999 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9493 x 1.279 at -1.737 degrees (North through East)
! Clean map  min=-0.00097361  max=0.12414 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=0.7687 mas, bmaj=0.9713 mas, bpa=-6.926 degrees
! Estimated noise=0.387423 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0952831 Jy
! Component: 100  -  total flux cleaned = 0.125233 Jy
! Component: 150  -  total flux cleaned = 0.137353 Jy
! Component: 200  -  total flux cleaned = 0.143815 Jy
! Total flux subtracted in 200 components = 0.143815 Jy
! Clean residual min=-0.002546 max=0.003430 Jy/beam
! Clean residual mean=0.000019 rms=0.000575 Jy/beam
! Combined flux in latest and established models = 0.143815 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 12 model components to the UV plane model.
! The established model now contains 12 components and 0.143815 Jy
! Inverting map and beam 
! Estimated beam: bmin=0.9493 mas, bmaj=1.279 mas, bpa=-1.737 degrees
! Estimated noise=0.190999 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 = 0.00637015 Jy
! Component: 100  -  total flux cleaned = 0.0101967 Jy
! Component: 150  -  total flux cleaned = 0.0128323 Jy
! Component: 200  -  total flux cleaned = 0.0147504 Jy
! Total flux subtracted in 200 components = 0.0147504 Jy
! Clean residual min=-0.001196 max=0.001295 Jy/beam
! Clean residual mean=0.000017 rms=0.000297 Jy/beam
! Combined flux in latest and established models = 0.158566 Jy
! Adding 32 model components to the UV plane model.
! The established model now contains 36 components and 0.158566 Jy
! Inverting map 
! Added new window around map position (-4.6, 8.6).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00150641 Jy
! Component: 100  -  total flux cleaned = 0.00267221 Jy
! Component: 150  -  total flux cleaned = 0.00361054 Jy
! Component: 200  -  total flux cleaned = 0.0043805 Jy
! Total flux subtracted in 200 components = 0.0043805 Jy
! Clean residual min=-0.001085 max=0.001027 Jy/beam
! Clean residual mean=0.000008 rms=0.000251 Jy/beam
! Combined flux in latest and established models = 0.162946 Jy
! Adding 31 model components to the UV plane model.
! The established model now contains 56 components and 0.162946 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths.
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=2.085 mas, bmaj=2.355 mas, bpa=13.9 degrees
! Estimated noise=0.246092 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00108219 Jy
! Component: 100  -  total flux cleaned = 0.00176588 Jy
! Component: 150  -  total flux cleaned = 0.00206941 Jy
! Component: 200  -  total flux cleaned = 0.00216812 Jy
! Total flux subtracted in 200 components = 0.00216812 Jy
! Clean residual min=-0.001159 max=0.001161 Jy/beam
! Clean residual mean=0.000011 rms=0.000323 Jy/beam
! Combined flux in latest and established models = 0.165114 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 = 7.17212e-05 Jy
! Component: 100  -  total flux cleaned = 0.000149743 Jy
! Component: 150  -  total flux cleaned = 0.00019738 Jy
! Component: 200  -  total flux cleaned = 0.000230679 Jy
! Total flux subtracted in 200 components = 0.000230679 Jy
! Clean residual min=-0.001137 max=0.001203 Jy/beam
! Clean residual mean=0.000010 rms=0.000316 Jy/beam
! Combined flux in latest and established models = 0.165345 Jy
! Adding 34 model components to the UV plane model.
! The established model now contains 79 components and 0.165345 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=0.9493 mas, bmaj=1.279 mas, bpa=-1.737 degrees
! Estimated noise=0.190999 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000526587 Jy
! Component: 100  -  total flux cleaned = -0.000618309 Jy
! Component: 150  -  total flux cleaned = -0.000618915 Jy
! Component: 200  -  total flux cleaned = -0.000619565 Jy
! Total flux subtracted in 200 components = -0.000619565 Jy
! Clean residual min=-0.001034 max=0.000989 Jy/beam
! Clean residual mean=0.000005 rms=0.000235 Jy/beam
! Combined flux in latest and established models = 0.164726 Jy
selfcal
! Performing phase self-cal
! Adding 29 model components to the UV plane model.
! The established model now contains 99 components and 0.164726 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Correcting IF 9.
! 
! Correcting IF 10.
! 
! Correcting IF 11.
! 
! Correcting IF 12.
! 
! Fit before self-cal, rms=0.061314Jy  sigma=1.180868
! Fit after  self-cal, rms=0.061301Jy  sigma=1.180707
wmodel J1931+4743_X_map.mod
! Writing 99 model components to file: J1931+4743_X_map.mod
wobs   J1931+4743_X_uvs.fits
! Writing UV FITS file: J1931+4743_X_uvs.fits
wwins  J1931+4743_X_map.win
! wwins: Wrote 5 windows to J1931+4743_X_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 = -9.96659e-05 Jy
! Component: 100  -  total flux cleaned = 1.98412e-06 Jy
! Component: 150  -  total flux cleaned = 6.69106e-05 Jy
! Component: 200  -  total flux cleaned = 0.000114029 Jy
! Component: 250  -  total flux cleaned = 0.000174925 Jy
! Component: 300  -  total flux cleaned = 0.000190003 Jy
! Component: 350  -  total flux cleaned = 0.000277681 Jy
! Component: 400  -  total flux cleaned = 0.000306232 Jy
! Component: 450  -  total flux cleaned = 0.000348669 Jy
! Component: 500  -  total flux cleaned = 0.000417583 Jy
! Component: 550  -  total flux cleaned = 0.00041758 Jy
! Component: 600  -  total flux cleaned = 0.000431032 Jy
! Component: 650  -  total flux cleaned = 0.00051046 Jy
! Component: 700  -  total flux cleaned = 0.000549335 Jy
! Component: 750  -  total flux cleaned = 0.000575115 Jy
! Component: 800  -  total flux cleaned = 0.00054999 Jy
! Component: 850  -  total flux cleaned = 0.000637571 Jy
! Component: 900  -  total flux cleaned = 0.00066207 Jy
! Component: 950  -  total flux cleaned = 0.000698722 Jy
! Component: 1000  -  total flux cleaned = 0.000759024 Jy
! Component: 1050  -  total flux cleaned = 0.000794929 Jy
! Component: 1100  -  total flux cleaned = 0.000842324 Jy
! Component: 1150  -  total flux cleaned = 0.000865945 Jy
! Component: 1200  -  total flux cleaned = 0.000970132 Jy
! Component: 1250  -  total flux cleaned = 0.00102759 Jy
! Component: 1300  -  total flux cleaned = 0.00109558 Jy
! Component: 1350  -  total flux cleaned = 0.00114051 Jy
! Component: 1400  -  total flux cleaned = 0.00119603 Jy
! Component: 1450  -  total flux cleaned = 0.00125115 Jy
! Component: 1500  -  total flux cleaned = 0.00128382 Jy
! Component: 1550  -  total flux cleaned = 0.00132693 Jy
! Component: 1600  -  total flux cleaned = 0.00136974 Jy
! Component: 1650  -  total flux cleaned = 0.00143322 Jy
! Component: 1700  -  total flux cleaned = 0.00146469 Jy
! Component: 1750  -  total flux cleaned = 0.001496 Jy
! Component: 1800  -  total flux cleaned = 0.00152684 Jy
! Component: 1850  -  total flux cleaned = 0.00160864 Jy
! Component: 1900  -  total flux cleaned = 0.00162901 Jy
! Component: 1950  -  total flux cleaned = 0.00164918 Jy
! Component: 2000  -  total flux cleaned = 0.00172902 Jy
! Component: 2050  -  total flux cleaned = 0.0017587 Jy
! Component: 2100  -  total flux cleaned = 0.00178806 Jy
! Component: 2150  -  total flux cleaned = 0.00180751 Jy
! Component: 2200  -  total flux cleaned = 0.00184613 Jy
! Component: 2250  -  total flux cleaned = 0.00186535 Jy
! Component: 2300  -  total flux cleaned = 0.0019319 Jy
! Component: 2350  -  total flux cleaned = 0.00196963 Jy
! Component: 2400  -  total flux cleaned = 0.00196958 Jy
! Component: 2450  -  total flux cleaned = 0.00202525 Jy
! Component: 2500  -  total flux cleaned = 0.00204366 Jy
! Component: 2550  -  total flux cleaned = 0.00209857 Jy
! Component: 2600  -  total flux cleaned = 0.00208951 Jy
! Component: 2650  -  total flux cleaned = 0.00213454 Jy
! Component: 2700  -  total flux cleaned = 0.0021792 Jy
! Component: 2750  -  total flux cleaned = 0.00223262 Jy
! Component: 2800  -  total flux cleaned = 0.00218841 Jy
! Component: 2850  -  total flux cleaned = 0.00224114 Jy
! Component: 2900  -  total flux cleaned = 0.00224988 Jy
! Component: 2950  -  total flux cleaned = 0.002293 Jy
! Component: 3000  -  total flux cleaned = 0.00229303 Jy
! Component: 3050  -  total flux cleaned = 0.00231865 Jy
! Component: 3100  -  total flux cleaned = 0.00236117 Jy
! Component: 3150  -  total flux cleaned = 0.00240331 Jy
! Component: 3200  -  total flux cleaned = 0.0024453 Jy
! Component: 3250  -  total flux cleaned = 0.00244522 Jy
! Component: 3300  -  total flux cleaned = 0.00247855 Jy
! Component: 3350  -  total flux cleaned = 0.00253634 Jy
! Component: 3400  -  total flux cleaned = 0.00259363 Jy
! Component: 3450  -  total flux cleaned = 0.00258556 Jy
! Component: 3500  -  total flux cleaned = 0.0025532 Jy
! Component: 3550  -  total flux cleaned = 0.00260146 Jy
! Component: 3600  -  total flux cleaned = 0.00265744 Jy
! Component: 3650  -  total flux cleaned = 0.0026574 Jy
! Component: 3700  -  total flux cleaned = 0.00272864 Jy
! Component: 3750  -  total flux cleaned = 0.00276008 Jy
! Component: 3800  -  total flux cleaned = 0.00277582 Jy
! Component: 3850  -  total flux cleaned = 0.00283042 Jy
! Component: 3900  -  total flux cleaned = 0.00281494 Jy
! Component: 3950  -  total flux cleaned = 0.00283038 Jy
! Component: 4000  -  total flux cleaned = 0.00289934 Jy
! Component: 4050  -  total flux cleaned = 0.00289173 Jy
! Total flux subtracted in 4096 components = 0.0029297 Jy
! Clean residual min=-0.000486 max=0.000448 Jy/beam
! Clean residual mean=0.000001 rms=0.000129 Jy/beam
! Combined flux in latest and established models = 0.167655 Jy
keep
! Adding 317 model components to the UV plane model.
! The established model now contains 416 components and 0.167655 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   /vlbi/uf001/uva//J1931+4743_X_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9493 x 1.279 at -1.737 degrees (North through East)
! Clean map  min=-0.00067789  max=0.12475 Jy/beam
! Writing clean map to FITS file: /vlbi/uf001/uva//J1931+4743_X_map.fits
wmodel /vlbi/uf001/uva//J1931+4743_X_map.mod
! Writing 416 model components to file: /vlbi/uf001/uva//J1931+4743_X_map.mod
wobs   /vlbi/uf001/uva//J1931+4743_X_uvs.fits
! Writing UV FITS file: /vlbi/uf001/uva//J1931+4743_X_uvs.fits
wwins  /vlbi/uf001/uva//J1931+4743_X_map.win
! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1931+4743_X_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.124749 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000128375 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.308719 0.308719 0.617438 1.23488 2.46975 4.93951 9.87902 19.758 39.5161 79.0321
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0003 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.124 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  971.756 
quit
! Quitting program
! Log file /vlbi/uf001/uva//J1931+4743_X_dfm.log closed on Mon Jan 14 05:07:38 2019