! Started logfile: /image_prod/ug002_uva//J1826+1831_X_dfm.log on Thu Mar  5 03:44:30 2020
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     /image_prod/ug002_uva//J1826+1831_X_uva.fits
! Reading UV FITS file: /image_prod/ug002_uva//J1826+1831_X_uva.fits
! AN table 1: 90 integrations on 36 of 36 possible baselines.
! Apparent sampling: 0.850309 visibilities/baseline/integration-bin.
! Found source: J1826+1831
! 
! 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 121 lines of history.
! 
! Reading 33060 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 J1826+1831_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 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 5.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 6.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 7.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 8.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 9.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 10.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 11.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 12.
!  A total of 61 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.004013Jy  sigma=9.442157
! Fit after  self-cal, rms=0.933488Jy  sigma=8.678038
! 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=0.7358 mas, bmaj=1.557 mas, bpa=-0.268 degrees
! Estimated noise=1.00348 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 = 0.0439036 Jy
! Component: 100  -  total flux cleaned = 0.0671573 Jy
! Total flux subtracted in 100 components = 0.0671573 Jy
! Clean residual min=-0.007032 max=0.015327 Jy/beam
! Clean residual mean=0.000010 rms=0.001998 Jy/beam
! Combined flux in latest and established models = 0.0671573 Jy
! Performing phase self-cal
! Adding 16 model components to the UV plane model.
! The established model now contains 16 components and 0.0671573 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=0.073007Jy  sigma=0.687543
! Fit after  self-cal, rms=0.071929Jy  sigma=0.679796
! Inverting map 
! Added new window around map position (1, 0).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0171482 Jy
! Component: 100  -  total flux cleaned = 0.0295453 Jy
! Total flux subtracted in 100 components = 0.0295453 Jy
! Clean residual min=-0.005437 max=0.008672 Jy/beam
! Clean residual mean=0.000010 rms=0.001437 Jy/beam
! Combined flux in latest and established models = 0.0967026 Jy
! Performing phase self-cal
! Adding 40 model components to the UV plane model.
! The established model now contains 46 components and 0.0967026 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=0.063538Jy  sigma=0.581538
! Fit after  self-cal, rms=0.063420Jy  sigma=0.580527
! Inverting map 
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.010486 Jy
! Component: 100  -  total flux cleaned = 0.0185978 Jy
! Total flux subtracted in 100 components = 0.0185978 Jy
! Clean residual min=-0.004516 max=0.006815 Jy/beam
! Clean residual mean=0.000009 rms=0.001170 Jy/beam
! Combined flux in latest and established models = 0.1153 Jy
! Performing phase self-cal
! Adding 23 model components to the UV plane model.
! The established model now contains 55 components and 0.1153 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=0.059689Jy  sigma=0.536340
! Fit after  self-cal, rms=0.059641Jy  sigma=0.535625
! 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=0.9345 mas, bmaj=1.871 mas, bpa=0.3137 degrees
! Estimated noise=0.422114 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 = 0.0142399 Jy
! Component: 100  -  total flux cleaned = 0.0237458 Jy
! Component: 150  -  total flux cleaned = 0.0303299 Jy
! Component: 200  -  total flux cleaned = 0.0349355 Jy
! Total flux subtracted in 200 components = 0.0349355 Jy
! Clean residual min=-0.005447 max=0.006168 Jy/beam
! Clean residual mean=0.000025 rms=0.001415 Jy/beam
! Combined flux in latest and established models = 0.150236 Jy
! Performing phase self-cal
! Adding 47 model components to the UV plane model.
! The established model now contains 78 components and 0.150236 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=0.055843Jy  sigma=0.491722
! Fit after  self-cal, rms=0.055705Jy  sigma=0.489949
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9345 x 1.871 at 0.3137 degrees (North through East)
! Clean map  min=-0.0050801  max=0.061967 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.14     FD        0.98     HN        1.05     KP        1.02     
!   LA        0.95     MK        1.16     OV        0.93     PT        0.84     
!   SC        1.18     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.12     FD        0.97     HN        1.10     KP        1.03     
!   LA        0.93     MK        1.11     OV        0.92     PT        0.87     
!   SC        1.12     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.18     FD        0.95     HN        1.04     KP        1.02     
!   LA        0.95     MK        1.18     OV        0.93     PT        0.88     
!   SC        1.32     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.14     FD        0.97     HN        1.04     KP        1.02     
!   LA        0.94     MK        1.18     OV        0.92     PT        0.85     
!   SC        1.32     
! 
! 
! Correcting IF 5.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.16     FD        0.98     HN        1.07     KP        1.04     
!   LA        0.94     MK        1.21     OV        0.94     PT        0.88     
!   SC        1.31     
! 
! 
! Correcting IF 6.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.15     FD        0.95     HN        1.08     KP        1.04     
!   LA        0.92     MK        1.05     OV        0.93     PT        0.87     
!   SC        1.44     
! 
! 
! Correcting IF 7.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.09     FD        0.97     HN        1.07     KP        1.05     
!   LA        0.98     MK        1.11     OV        0.93     PT        0.89     
!   SC        1.23     
! 
! 
! Correcting IF 8.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.09     FD        0.97     HN        1.01     KP        1.10     
!   LA        0.95     MK        1.08     OV        0.96     PT        0.84     
!   SC        1.34     
! 
! 
! Correcting IF 9.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        0.96     HN        0.97     KP        1.05     
!   LA        0.95     MK        1.06     OV        0.96     PT        0.85     
!   SC        1.32     
! 
! 
! Correcting IF 10.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.08     FD        0.97     HN        0.95     KP        1.07     
!   LA        0.97     MK        1.02     OV        0.96     PT        0.89     
!   SC        1.25     
! 
! 
! Correcting IF 11.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.07     FD        0.95     HN        1.00     KP        1.11     
!   LA        0.94     MK        0.99     OV        0.97     PT        0.88     
!   SC        1.31     
! 
! 
! Correcting IF 12.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     FD        0.98     HN        1.00     KP        1.12     
!   LA        0.97     MK        0.84     OV        0.97     PT        0.85     
!   SC        1.23     
! 
! 
! Fit before self-cal, rms=0.055705Jy  sigma=0.489949
! Fit after  self-cal, rms=0.060510Jy  sigma=0.479911
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.981 mas, bmaj=1.954 mas, bpa=-1.872 degrees
! Estimated noise=0.43945 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 (41.2, 9.4).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00570749 Jy
! Component: 100  -  total flux cleaned = 0.00730828 Jy
! Component: 150  -  total flux cleaned = 0.00747024 Jy
! Component: 200  -  total flux cleaned = 0.00740165 Jy
! Total flux subtracted in 200 components = 0.00740165 Jy
! Clean residual min=-0.003767 max=0.004986 Jy/beam
! Clean residual mean=0.000019 rms=0.001134 Jy/beam
! Combined flux in latest and established models = 0.157638 Jy
! Performing phase self-cal
! Adding 34 model components to the UV plane model.
! The established model now contains 112 components and 0.157638 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=0.060002Jy  sigma=0.473412
! Fit after  self-cal, rms=0.059992Jy  sigma=0.472140
! 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=0.059992Jy  sigma=0.472140
! Fit after  self-cal, rms=0.060098Jy  sigma=0.466036
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=0.9508 mas, bmaj=1.903 mas, bpa=0.769 degrees
! Estimated noise=0.426856 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00219093 Jy
! Component: 100  -  total flux cleaned = 0.00236239 Jy
! Component: 150  -  total flux cleaned = 0.00215442 Jy
! Component: 200  -  total flux cleaned = 0.00192893 Jy
! Total flux subtracted in 200 components = 0.00192893 Jy
! Clean residual min=-0.002877 max=0.003789 Jy/beam
! Clean residual mean=0.000013 rms=0.000917 Jy/beam
! Combined flux in latest and established models = 0.159567 Jy
selfcal
! Performing phase self-cal
! Adding 31 model components to the UV plane model.
! The established model now contains 131 components and 0.159566 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=0.059995Jy  sigma=0.464714
! Fit after  self-cal, rms=0.060024Jy  sigma=0.464341
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 = 0.000353708 Jy
! Component: 100  -  total flux cleaned = 0.000201478 Jy
! Component: 150  -  total flux cleaned = 2.91018e-05 Jy
! Component: 200  -  total flux cleaned = -3.39507e-05 Jy
! Total flux subtracted in 200 components = -3.39507e-05 Jy
! Clean residual min=-0.002832 max=0.003769 Jy/beam
! Clean residual mean=0.000013 rms=0.000904 Jy/beam
! Combined flux in latest and established models = 0.159533 Jy
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 139 components and 0.159533 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=0.059980Jy  sigma=0.463857
! Fit after  self-cal, rms=0.059967Jy  sigma=0.463806
! 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=0.059967Jy  sigma=0.463806
! Fit after  self-cal, rms=0.059915Jy  sigma=0.463522
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=0.9479 mas, bmaj=1.907 mas, bpa=1.211 degrees
! Estimated noise=0.425471 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000425037 Jy
! Component: 100  -  total flux cleaned = 0.000208415 Jy
! Component: 150  -  total flux cleaned = 4.6438e-05 Jy
! Component: 200  -  total flux cleaned = -0.00010161 Jy
! Total flux subtracted in 200 components = -0.00010161 Jy
! Clean residual min=-0.002833 max=0.003731 Jy/beam
! Clean residual mean=0.000013 rms=0.000884 Jy/beam
! Combined flux in latest and established models = 0.159431 Jy
selfcal
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 144 components and 0.159431 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=0.059875Jy  sigma=0.463086
! Fit after  self-cal, rms=0.059867Jy  sigma=0.463033
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 (49.2, 36.4).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00382684 Jy
! Component: 100  -  total flux cleaned = 0.0061599 Jy
! Component: 150  -  total flux cleaned = 0.00776931 Jy
! Component: 200  -  total flux cleaned = 0.00879824 Jy
! Total flux subtracted in 200 components = 0.00879824 Jy
! Clean residual min=-0.002834 max=0.003144 Jy/beam
! Clean residual mean=0.000011 rms=0.000769 Jy/beam
! Combined flux in latest and established models = 0.168229 Jy
! Performing phase self-cal
! Adding 46 model components to the UV plane model.
! The established model now contains 187 components and 0.168229 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=0.059616Jy  sigma=0.459603
! Fit after  self-cal, rms=0.059574Jy  sigma=0.459262
! 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=0.059574Jy  sigma=0.459262
! Fit after  self-cal, rms=0.059449Jy  sigma=0.458839
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=2.335 mas, bmaj=3.027 mas, bpa=14.68 degrees
! Estimated noise=0.503695 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00286374 Jy
! Component: 100  -  total flux cleaned = 0.0044377 Jy
! Component: 150  -  total flux cleaned = 0.00515339 Jy
! Component: 200  -  total flux cleaned = 0.00572153 Jy
! Total flux subtracted in 200 components = 0.00572153 Jy
! Clean residual min=-0.004731 max=0.005393 Jy/beam
! Clean residual mean=0.000024 rms=0.001280 Jy/beam
! Combined flux in latest and established models = 0.173951 Jy
selfcal
! Performing phase self-cal
! Adding 38 model components to the UV plane model.
! The established model now contains 212 components and 0.173951 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=0.059396Jy  sigma=0.458092
! Fit after  self-cal, rms=0.059384Jy  sigma=0.457886
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 = 0.00115345 Jy
! Component: 100  -  total flux cleaned = 0.00139429 Jy
! Component: 150  -  total flux cleaned = 0.00151422 Jy
! Component: 200  -  total flux cleaned = 0.00156988 Jy
! Total flux subtracted in 200 components = 0.00156988 Jy
! Clean residual min=-0.004710 max=0.005318 Jy/beam
! Clean residual mean=0.000025 rms=0.001258 Jy/beam
! Combined flux in latest and established models = 0.17552 Jy
! Performing phase self-cal
! Adding 32 model components to the UV plane model.
! The established model now contains 225 components and 0.17552 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=0.059375Jy  sigma=0.457769
! Fit after  self-cal, rms=0.059366Jy  sigma=0.457720
! 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=0.9473 mas, bmaj=1.913 mas, bpa=1.311 degrees
! Estimated noise=0.423137 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9473 x 1.913 at 1.311 degrees (North through East)
! Clean map  min=-0.0026989  max=0.060051 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=0.7441 mas, bmaj=1.573 mas, bpa=0.7204 degrees
! Estimated noise=1.02123 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0451409 Jy
! Component: 100  -  total flux cleaned = 0.0704066 Jy
! Component: 150  -  total flux cleaned = 0.0869454 Jy
! Component: 200  -  total flux cleaned = 0.0987432 Jy
! Total flux subtracted in 200 components = 0.0987432 Jy
! Clean residual min=-0.004383 max=0.007043 Jy/beam
! Clean residual mean=0.000005 rms=0.001230 Jy/beam
! Combined flux in latest and established models = 0.0987431 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 37 model components to the UV plane model.
! The established model now contains 37 components and 0.0987431 Jy
! Inverting map and beam 
! Estimated beam: bmin=0.9473 mas, bmaj=1.913 mas, bpa=1.311 degrees
! Estimated noise=0.423137 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 = 0.0174446 Jy
! Component: 100  -  total flux cleaned = 0.0288114 Jy
! Component: 150  -  total flux cleaned = 0.0369471 Jy
! Component: 200  -  total flux cleaned = 0.0429912 Jy
! Total flux subtracted in 200 components = 0.0429912 Jy
! Clean residual min=-0.003902 max=0.004832 Jy/beam
! Clean residual mean=0.000014 rms=0.001126 Jy/beam
! Combined flux in latest and established models = 0.141734 Jy
! Adding 58 model components to the UV plane model.
! The established model now contains 80 components and 0.141734 Jy
! Inverting map 
! Added new window around map position (27.6, 3.8).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00526165 Jy
! Component: 100  -  total flux cleaned = 0.0094988 Jy
! Component: 150  -  total flux cleaned = 0.0130907 Jy
! Component: 200  -  total flux cleaned = 0.0156737 Jy
! Total flux subtracted in 200 components = 0.0156737 Jy
! Clean residual min=-0.003115 max=0.003884 Jy/beam
! Clean residual mean=0.000014 rms=0.000886 Jy/beam
! Combined flux in latest and established models = 0.157408 Jy
! Adding 40 model components to the UV plane model.
! The established model now contains 109 components and 0.157408 Jy
! Inverting map 
! Added new window around map position (5.8, 3.8).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00375854 Jy
! Component: 100  -  total flux cleaned = 0.00576026 Jy
! Component: 150  -  total flux cleaned = 0.00751724 Jy
! Component: 200  -  total flux cleaned = 0.00909016 Jy
! Total flux subtracted in 200 components = 0.00909016 Jy
! Clean residual min=-0.002751 max=0.003050 Jy/beam
! Clean residual mean=0.000011 rms=0.000740 Jy/beam
! Combined flux in latest and established models = 0.166498 Jy
! Adding 40 model components to the UV plane model.
! The established model now contains 135 components and 0.166498 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=2.335 mas, bmaj=3.027 mas, bpa=14.68 degrees
! Estimated noise=0.503695 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00373016 Jy
! Component: 100  -  total flux cleaned = 0.00658513 Jy
! Component: 150  -  total flux cleaned = 0.00845513 Jy
! Component: 200  -  total flux cleaned = 0.00995397 Jy
! Total flux subtracted in 200 components = 0.00995397 Jy
! Clean residual min=-0.003839 max=0.003661 Jy/beam
! Clean residual mean=0.000019 rms=0.001134 Jy/beam
! Combined flux in latest and established models = 0.176452 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 = 0.00103008 Jy
! Component: 100  -  total flux cleaned = 0.00187936 Jy
! Component: 150  -  total flux cleaned = 0.00221146 Jy
! Component: 200  -  total flux cleaned = 0.00241777 Jy
! Total flux subtracted in 200 components = 0.00241777 Jy
! Clean residual min=-0.003598 max=0.003519 Jy/beam
! Clean residual mean=0.000017 rms=0.001073 Jy/beam
! Combined flux in latest and established models = 0.17887 Jy
! Adding 61 model components to the UV plane model.
! The established model now contains 181 components and 0.17887 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=0.9473 mas, bmaj=1.913 mas, bpa=1.311 degrees
! Estimated noise=0.423137 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000900508 Jy
! Component: 100  -  total flux cleaned = -0.00110421 Jy
! Component: 150  -  total flux cleaned = -0.00137304 Jy
! Component: 200  -  total flux cleaned = -0.00153927 Jy
! Total flux subtracted in 200 components = -0.00153927 Jy
! Clean residual min=-0.002242 max=0.002510 Jy/beam
! Clean residual mean=0.000009 rms=0.000622 Jy/beam
! Combined flux in latest and established models = 0.177331 Jy
selfcal
! Performing phase self-cal
! Adding 29 model components to the UV plane model.
! The established model now contains 202 components and 0.177331 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=0.059306Jy  sigma=0.456205
! Fit after  self-cal, rms=0.059177Jy  sigma=0.454957
wmodel J1826+1831_X_map.mod
! Writing 202 model components to file: J1826+1831_X_map.mod
wobs   J1826+1831_X_uvs.fits
! Writing UV FITS file: J1826+1831_X_uvs.fits
wwins  J1826+1831_X_map.win
! wwins: Wrote 6 windows to J1826+1831_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 = 0.000395569 Jy
! Component: 100  -  total flux cleaned = 0.000677283 Jy
! Component: 150  -  total flux cleaned = 0.000753626 Jy
! Component: 200  -  total flux cleaned = 0.000826272 Jy
! Component: 250  -  total flux cleaned = 0.000757887 Jy
! Component: 300  -  total flux cleaned = 0.000657947 Jy
! Component: 350  -  total flux cleaned = 0.000593176 Jy
! Component: 400  -  total flux cleaned = 0.000529368 Jy
! Component: 450  -  total flux cleaned = 0.000405926 Jy
! Component: 500  -  total flux cleaned = 0.000345811 Jy
! Component: 550  -  total flux cleaned = 0.000345671 Jy
! Component: 600  -  total flux cleaned = 0.00034512 Jy
! Component: 650  -  total flux cleaned = 0.000317032 Jy
! Component: 700  -  total flux cleaned = 0.000316851 Jy
! Component: 750  -  total flux cleaned = 0.000263802 Jy
! Component: 800  -  total flux cleaned = 0.000185861 Jy
! Component: 850  -  total flux cleaned = 0.000160433 Jy
! Component: 900  -  total flux cleaned = 0.000136329 Jy
! Component: 950  -  total flux cleaned = 0.000233204 Jy
! Component: 1000  -  total flux cleaned = 0.000161941 Jy
! Component: 1050  -  total flux cleaned = 0.000208222 Jy
! Component: 1100  -  total flux cleaned = 0.000162873 Jy
! Component: 1150  -  total flux cleaned = 0.000229953 Jy
! Component: 1200  -  total flux cleaned = 0.000229629 Jy
! Component: 1250  -  total flux cleaned = 0.000229548 Jy
! Component: 1300  -  total flux cleaned = 0.000271539 Jy
! Component: 1350  -  total flux cleaned = 0.000333272 Jy
! Component: 1400  -  total flux cleaned = 0.000333866 Jy
! Component: 1450  -  total flux cleaned = 0.000453482 Jy
! Component: 1500  -  total flux cleaned = 0.000531569 Jy
! Component: 1550  -  total flux cleaned = 0.000627979 Jy
! Component: 1600  -  total flux cleaned = 0.000684698 Jy
! Component: 1650  -  total flux cleaned = 0.000796604 Jy
! Component: 1700  -  total flux cleaned = 0.00086981 Jy
! Component: 1750  -  total flux cleaned = 0.000924086 Jy
! Component: 1800  -  total flux cleaned = 0.00101263 Jy
! Component: 1850  -  total flux cleaned = 0.00108232 Jy
! Component: 1900  -  total flux cleaned = 0.00115093 Jy
! Component: 1950  -  total flux cleaned = 0.00121856 Jy
! Component: 2000  -  total flux cleaned = 0.00128527 Jy
! Component: 2050  -  total flux cleaned = 0.0013345 Jy
! Component: 2100  -  total flux cleaned = 0.00141547 Jy
! Component: 2150  -  total flux cleaned = 0.00143152 Jy
! Component: 2200  -  total flux cleaned = 0.0014787 Jy
! Component: 2250  -  total flux cleaned = 0.00146318 Jy
! Component: 2300  -  total flux cleaned = 0.00147849 Jy
! Component: 2350  -  total flux cleaned = 0.00153894 Jy
! Component: 2400  -  total flux cleaned = 0.00153885 Jy
! Component: 2450  -  total flux cleaned = 0.00158308 Jy
! Component: 2500  -  total flux cleaned = 0.00158316 Jy
! Component: 2550  -  total flux cleaned = 0.00166893 Jy
! Component: 2600  -  total flux cleaned = 0.00165475 Jy
! Component: 2650  -  total flux cleaned = 0.0017107 Jy
! Component: 2700  -  total flux cleaned = 0.00168292 Jy
! Component: 2750  -  total flux cleaned = 0.00169648 Jy
! Component: 2800  -  total flux cleaned = 0.00175032 Jy
! Component: 2850  -  total flux cleaned = 0.001804 Jy
! Component: 2900  -  total flux cleaned = 0.00179098 Jy
! Component: 2950  -  total flux cleaned = 0.00186912 Jy
! Component: 3000  -  total flux cleaned = 0.00186918 Jy
! Component: 3050  -  total flux cleaned = 0.00191999 Jy
! Component: 3100  -  total flux cleaned = 0.00194513 Jy
! Component: 3150  -  total flux cleaned = 0.0019948 Jy
! Component: 3200  -  total flux cleaned = 0.00204399 Jy
! Component: 3250  -  total flux cleaned = 0.00210494 Jy
! Component: 3300  -  total flux cleaned = 0.00214119 Jy
! Component: 3350  -  total flux cleaned = 0.00216498 Jy
! Component: 3400  -  total flux cleaned = 0.00217658 Jy
! Component: 3450  -  total flux cleaned = 0.0022115 Jy
! Component: 3500  -  total flux cleaned = 0.00224618 Jy
! Component: 3550  -  total flux cleaned = 0.00229209 Jy
! Component: 3600  -  total flux cleaned = 0.00232612 Jy
! Component: 3650  -  total flux cleaned = 0.00233722 Jy
! Component: 3700  -  total flux cleaned = 0.0023151 Jy
! Component: 3750  -  total flux cleaned = 0.00235926 Jy
! Component: 3800  -  total flux cleaned = 0.0024029 Jy
! Component: 3850  -  total flux cleaned = 0.00242447 Jy
! Component: 3900  -  total flux cleaned = 0.00238172 Jy
! Component: 3950  -  total flux cleaned = 0.00249871 Jy
! Component: 4000  -  total flux cleaned = 0.00251979 Jy
! Component: 4050  -  total flux cleaned = 0.00248848 Jy
! Total flux subtracted in 4096 components = 0.00255064 Jy
! Clean residual min=-0.000577 max=0.000587 Jy/beam
! Clean residual mean=0.000002 rms=0.000189 Jy/beam
! Combined flux in latest and established models = 0.179881 Jy
keep
! Adding 374 model components to the UV plane model.
! The established model now contains 575 components and 0.179881 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   /image_prod/ug002_uva//J1826+1831_X_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9473 x 1.913 at 1.311 degrees (North through East)
! Clean map  min=-0.0018832  max=0.061615 Jy/beam
! Writing clean map to FITS file: /image_prod/ug002_uva//J1826+1831_X_map.fits
wmodel /image_prod/ug002_uva//J1826+1831_X_map.mod
! Writing 575 model components to file: /image_prod/ug002_uva//J1826+1831_X_map.mod
wobs   /image_prod/ug002_uva//J1826+1831_X_uvs.fits
! Writing UV FITS file: /image_prod/ug002_uva//J1826+1831_X_uvs.fits
wwins  /image_prod/ug002_uva//J1826+1831_X_map.win
! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1826+1831_X_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.0616151 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000186945 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.910225 0.910225 1.82045 3.6409 7.2818 14.5636 29.1272 58.2544
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0005 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.061 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  329.588 
quit
! Quitting program
! Log file /image_prod/ug002_uva//J1826+1831_X_dfm.log closed on Thu Mar  5 03:44:36 2020