! Started logfile: .//J2042-1531_C_dfm.log on Mon Jan 20 19:07:07 2020
float field_size
field_size =  1024
float field_cell
field_cell =   0.3000
float taper_size
taper_size =   40.0
float freq
freq       =    4.12800
obs     .//J2042-1531_C_uva.fits
! Reading UV FITS file: .//J2042-1531_C_uva.fits
! AN table 1: 17 integrations on 45 of 45 possible baselines.
! Apparent sampling: 0.913725 visibilities/baseline/integration-bin.
! Found source: J2042-1531
! 
! There are 8 IFs, and a total of 8 channels:
! 
!  IF  Channel    Frequency  Freq offset  Number of   Overall IF
!       origin    at origin  per channel   channels    bandwidth
!  ------------------------------------------------------------- (Hz)
!  01        1    4.128e+09      3.2e+07          1      3.2e+07
!  02        2     4.16e+09      3.2e+07          1      3.2e+07
!  03        3    4.192e+09      3.2e+07          1      3.2e+07
!  04        4    4.224e+09      3.2e+07          1      3.2e+07
!  05        5    4.416e+09      3.2e+07          1      3.2e+07
!  06        6    4.512e+09      3.2e+07          1      3.2e+07
!  07        7    4.544e+09      3.2e+07          1      3.2e+07
!  08        8    4.576e+09      3.2e+07          1      3.2e+07
! 
! Polarization(s): RR
! 
! Read 94 lines of history.
! 
! Reading 5592 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 8 channels.
! Selecting polarization: RR,  channels: 1..8
! 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
print "field_size =", field_size
! field_size = 1024 
print "field_cell =", field_cell
! field_cell = 0.3 
print "taper_size =", taper_size
! taper_size = 40 
![@/opt64/bin/pima_mupet_01.dfm J2042-1531_C]
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 0.300x0.300 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 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 5.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 6.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 7.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 8.
!  A total of 10 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.002015Jy  sigma=20.027020
! Fit after  self-cal, rms=0.973073Jy  sigma=19.444460
! 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=1.339 mas, bmaj=3.509 mas, bpa=-4.679 degrees
! Estimated noise=0.742466 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 = 0.02033 Jy
! Component: 100  -  total flux cleaned = 0.0263705 Jy
! Total flux subtracted in 100 components = 0.0263705 Jy
! Clean residual min=-0.004523 max=0.006507 Jy/beam
! Clean residual mean=0.000005 rms=0.001099 Jy/beam
! Combined flux in latest and established models = 0.0263705 Jy
! Performing phase self-cal
! Adding 6 model components to the UV plane model.
! The established model now contains 6 components and 0.0263705 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.
! 
! Fit before self-cal, rms=0.052938Jy  sigma=0.877375
! Fit after  self-cal, rms=0.050999Jy  sigma=0.832650
! Inverting map 
! Added new window around map position (-8.1, -11.1).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00830952 Jy
! Component: 100  -  total flux cleaned = 0.0129223 Jy
! Total flux subtracted in 100 components = 0.0129223 Jy
! Clean residual min=-0.004102 max=0.004857 Jy/beam
! Clean residual mean=0.000002 rms=0.000920 Jy/beam
! Combined flux in latest and established models = 0.0392928 Jy
! Performing phase self-cal
! Adding 11 model components to the UV plane model.
! The established model now contains 14 components and 0.0392928 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.
! 
! Fit before self-cal, rms=0.049503Jy  sigma=0.794260
! Fit after  self-cal, rms=0.049319Jy  sigma=0.790371
! 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=1.635 mas, bmaj=4.075 mas, bpa=-4.81 degrees
! Estimated noise=0.489548 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 = 0.00514939 Jy
! Component: 100  -  total flux cleaned = 0.0081281 Jy
! Component: 150  -  total flux cleaned = 0.010192 Jy
! Component: 200  -  total flux cleaned = 0.0116945 Jy
! Total flux subtracted in 200 components = 0.0116945 Jy
! Clean residual min=-0.004234 max=0.003293 Jy/beam
! Clean residual mean=-0.000001 rms=0.000727 Jy/beam
! Combined flux in latest and established models = 0.0509872 Jy
! Performing phase self-cal
! Adding 27 model components to the UV plane model.
! The established model now contains 35 components and 0.0509872 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.
! 
! Fit before self-cal, rms=0.048750Jy  sigma=0.774723
! Fit after  self-cal, rms=0.048664Jy  sigma=0.772946
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.635 x 4.075 at -4.81 degrees (North through East)
! Clean map  min=-0.0042301  max=0.029725 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.09     FD        1.02     HN        1.27     KP        1.05     
!   LA        1.17     MK        0.90     NL        0.65     OV        0.80     
!   PT        0.93     SC        1.00     
! 
! 
! Correcting IF 2.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.36     FD        0.96     HN        1.12     KP        1.11     
!   LA        0.98     MK        1.24     NL        0.66     OV        0.79     
!   PT        0.87     SC        0.96     
! 
! 
! Correcting IF 3.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.18     FD        1.16     HN        1.16     KP        0.88     
!   LA        1.22     MK        0.90     NL        0.75     OV        1.03     
!   PT        0.95     SC        1.01     
! 
! 
! Correcting IF 4.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.07     FD        0.99     HN        1.39     KP        0.88     
!   LA        1.28     MK        1.09     NL        0.76     OV        0.97     
!   PT        1.02     SC        0.95     
! 
! 
! Correcting IF 5.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.85     FD        0.94     HN        1.11     KP        0.95     
!   LA        1.23     MK        1.03     NL        0.80     OV        1.20     
!   PT        0.91     SC        0.94     
! 
! 
! Correcting IF 6.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.04     FD        0.93     HN        1.31     KP        1.10     
!   LA        1.11     MK        1.17     NL        0.74     OV        0.92     
!   PT        1.04     SC        1.01     
! 
! 
! Correcting IF 7.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.10     FD        0.97     HN        1.58     KP        0.97     
!   LA        1.11     MK        1.16     NL        0.65     OV        1.15     
!   PT        1.06     SC        1.10     
! 
! 
! Correcting IF 8.
!  A total of 3 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.06     FD        0.94     HN        1.15     KP        1.17     
!   LA        1.17     MK        0.91     NL        0.72     OV        0.94     
!   PT        1.08     SC        1.06     
! 
! 
! Fit before self-cal, rms=0.048664Jy  sigma=0.772946
! Fit after  self-cal, rms=0.049100Jy  sigma=0.755576
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.665 mas, bmaj=4.098 mas, bpa=-4.836 degrees
! Estimated noise=0.480722 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 = 0.000985667 Jy
! Component: 100  -  total flux cleaned = 0.00127981 Jy
! Component: 150  -  total flux cleaned = 0.00141784 Jy
! Component: 200  -  total flux cleaned = 0.00155396 Jy
! Total flux subtracted in 200 components = 0.00155396 Jy
! Clean residual min=-0.002005 max=0.002312 Jy/beam
! Clean residual mean=-0.000002 rms=0.000509 Jy/beam
! Combined flux in latest and established models = 0.0525412 Jy
! Performing phase self-cal
! Adding 24 model components to the UV plane model.
! The established model now contains 56 components and 0.0525412 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.
! 
! Fit before self-cal, rms=0.049042Jy  sigma=0.754848
! Fit after  self-cal, rms=0.049564Jy  sigma=0.752155
! 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.
! 
! Fit before self-cal, rms=0.049564Jy  sigma=0.752155
! Fit after  self-cal, rms=0.051418Jy  sigma=0.751780
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=1.674 mas, bmaj=4.117 mas, bpa=-4.878 degrees
! Estimated noise=0.48475 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000209119 Jy
! Component: 100  -  total flux cleaned = 0.000541733 Jy
! Component: 150  -  total flux cleaned = 0.000732181 Jy
! Component: 200  -  total flux cleaned = 0.000834847 Jy
! Total flux subtracted in 200 components = 0.000834847 Jy
! Clean residual min=-0.002102 max=0.002165 Jy/beam
! Clean residual mean=-0.000002 rms=0.000510 Jy/beam
! Combined flux in latest and established models = 0.0533761 Jy
selfcal
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 65 components and 0.0533761 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.
! 
! Fit before self-cal, rms=0.051377Jy  sigma=0.751555
! Fit after  self-cal, rms=0.051497Jy  sigma=0.751249
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 (-5.1, -8.7).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00218978 Jy
! Component: 100  -  total flux cleaned = 0.002842 Jy
! Component: 150  -  total flux cleaned = 0.00291392 Jy
! Component: 200  -  total flux cleaned = 0.00294145 Jy
! Total flux subtracted in 200 components = 0.00294145 Jy
! Clean residual min=-0.001992 max=0.001723 Jy/beam
! Clean residual mean=0.000000 rms=0.000462 Jy/beam
! Combined flux in latest and established models = 0.0563175 Jy
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 86 components and 0.0563175 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.
! 
! Fit before self-cal, rms=0.051382Jy  sigma=0.748540
! Fit after  self-cal, rms=0.051261Jy  sigma=0.748022
! 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.
! 
! Fit before self-cal, rms=0.051261Jy  sigma=0.748022
! Fit after  self-cal, rms=0.052753Jy  sigma=0.748105
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=1.676 mas, bmaj=4.116 mas, bpa=-4.883 degrees
! Estimated noise=0.497612 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0016099 Jy
! Component: 100  -  total flux cleaned = 0.00251155 Jy
! Component: 150  -  total flux cleaned = 0.00278314 Jy
! Component: 200  -  total flux cleaned = 0.00291852 Jy
! Total flux subtracted in 200 components = 0.00291852 Jy
! Clean residual min=-0.001933 max=0.001570 Jy/beam
! Clean residual mean=0.000000 rms=0.000445 Jy/beam
! Combined flux in latest and established models = 0.059236 Jy
selfcal
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 97 components and 0.059236 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.
! 
! Fit before self-cal, rms=0.052674Jy  sigma=0.746834
! Fit after  self-cal, rms=0.052666Jy  sigma=0.746526
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 = 0.000394272 Jy
! Component: 100  -  total flux cleaned = 0.000479991 Jy
! Component: 150  -  total flux cleaned = 0.000590891 Jy
! Component: 200  -  total flux cleaned = 0.000688027 Jy
! Total flux subtracted in 200 components = 0.000688027 Jy
! Clean residual min=-0.001865 max=0.001564 Jy/beam
! Clean residual mean=0.000001 rms=0.000440 Jy/beam
! Combined flux in latest and established models = 0.0599241 Jy
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 105 components and 0.0599241 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.
! 
! Fit before self-cal, rms=0.052641Jy  sigma=0.746147
! Fit after  self-cal, rms=0.052608Jy  sigma=0.746057
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 40 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.
! 
! Fit before self-cal, rms=0.052608Jy  sigma=0.746057
! Fit after  self-cal, rms=0.053043Jy  sigma=0.745842
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.571 mas, bmaj=7.45 mas, bpa=-6.334 degrees
! Estimated noise=0.635935 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.001482 Jy
! Component: 100  -  total flux cleaned = 0.00233138 Jy
! Component: 150  -  total flux cleaned = 0.00259561 Jy
! Component: 200  -  total flux cleaned = 0.00265289 Jy
! Total flux subtracted in 200 components = 0.00265289 Jy
! Clean residual min=-0.002141 max=0.001907 Jy/beam
! Clean residual mean=0.000001 rms=0.000591 Jy/beam
! Combined flux in latest and established models = 0.0625769 Jy
selfcal
! Performing phase self-cal
! Adding 27 model components to the UV plane model.
! The established model now contains 130 components and 0.0625769 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.
! 
! Fit before self-cal, rms=0.053014Jy  sigma=0.745334
! Fit after  self-cal, rms=0.053013Jy  sigma=0.745158
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 = 0.000151454 Jy
! Component: 100  -  total flux cleaned = 0.000151629 Jy
! Component: 150  -  total flux cleaned = 0.000184645 Jy
! Component: 200  -  total flux cleaned = 0.000185348 Jy
! Total flux subtracted in 200 components = 0.000185348 Jy
! Clean residual min=-0.002091 max=0.001877 Jy/beam
! Clean residual mean=0.000002 rms=0.000584 Jy/beam
! Combined flux in latest and established models = 0.0627623 Jy
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 139 components and 0.0627623 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.
! 
! Fit before self-cal, rms=0.053014Jy  sigma=0.745051
! Fit after  self-cal, rms=0.052992Jy  sigma=0.744986
! 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=1.675 mas, bmaj=4.116 mas, bpa=-5.082 degrees
! Estimated noise=0.507378 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.675 x 4.116 at -5.082 degrees (North through East)
! Clean map  min=-0.0016951  max=0.029513 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=1.38 mas, bmaj=3.531 mas, bpa=-4.828 degrees
! Estimated noise=0.768309 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0242793 Jy
! Component: 100  -  total flux cleaned = 0.0342725 Jy
! Component: 150  -  total flux cleaned = 0.0402856 Jy
! Component: 200  -  total flux cleaned = 0.0445261 Jy
! Total flux subtracted in 200 components = 0.0445261 Jy
! Clean residual min=-0.003343 max=0.003326 Jy/beam
! Clean residual mean=-0.000001 rms=0.000738 Jy/beam
! Combined flux in latest and established models = 0.0445261 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 17 model components to the UV plane model.
! The established model now contains 17 components and 0.0445261 Jy
! Inverting map and beam 
! Estimated beam: bmin=1.675 mas, bmaj=4.116 mas, bpa=-5.082 degrees
! Estimated noise=0.507378 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 = 0.00471254 Jy
! Component: 100  -  total flux cleaned = 0.00791249 Jy
! Component: 150  -  total flux cleaned = 0.0102526 Jy
! Component: 200  -  total flux cleaned = 0.0120464 Jy
! Total flux subtracted in 200 components = 0.0120464 Jy
! Clean residual min=-0.002125 max=0.001857 Jy/beam
! Clean residual mean=-0.000001 rms=0.000483 Jy/beam
! Combined flux in latest and established models = 0.0565725 Jy
! Adding 39 model components to the UV plane model.
! The established model now contains 51 components and 0.0565725 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths.
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.571 mas, bmaj=7.45 mas, bpa=-6.334 degrees
! Estimated noise=0.635935 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0022054 Jy
! Component: 100  -  total flux cleaned = 0.00361368 Jy
! Component: 150  -  total flux cleaned = 0.00418278 Jy
! Component: 200  -  total flux cleaned = 0.0045056 Jy
! Total flux subtracted in 200 components = 0.0045056 Jy
! Clean residual min=-0.002109 max=0.001884 Jy/beam
! Clean residual mean=0.000002 rms=0.000595 Jy/beam
! Combined flux in latest and established models = 0.0610782 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 = 0.00027155 Jy
! Component: 100  -  total flux cleaned = 0.00048136 Jy
! Component: 150  -  total flux cleaned = 0.000679934 Jy
! Component: 200  -  total flux cleaned = 0.000816966 Jy
! Total flux subtracted in 200 components = 0.000816966 Jy
! Clean residual min=-0.002038 max=0.001870 Jy/beam
! Clean residual mean=0.000002 rms=0.000578 Jy/beam
! Combined flux in latest and established models = 0.0618951 Jy
! Adding 52 model components to the UV plane model.
! The established model now contains 99 components and 0.0618951 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=1.675 mas, bmaj=4.116 mas, bpa=-5.082 degrees
! Estimated noise=0.507378 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000219908 Jy
! Component: 100  -  total flux cleaned = -0.000254488 Jy
! Component: 150  -  total flux cleaned = -0.000253857 Jy
! Component: 200  -  total flux cleaned = -0.000179577 Jy
! Total flux subtracted in 200 components = -0.000179577 Jy
! Clean residual min=-0.001775 max=0.001549 Jy/beam
! Clean residual mean=0.000001 rms=0.000429 Jy/beam
! Combined flux in latest and established models = 0.0617156 Jy
selfcal
! Performing phase self-cal
! Adding 14 model components to the UV plane model.
! The established model now contains 107 components and 0.0617156 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.
! 
! Fit before self-cal, rms=0.053027Jy  sigma=0.745613
! Fit after  self-cal, rms=0.052978Jy  sigma=0.745270
wmodel J2042-1531_C_map.mod
! Writing 107 model components to file: J2042-1531_C_map.mod
wobs   J2042-1531_C_uvs.fits
! Writing UV FITS file: J2042-1531_C_uvs.fits
wwins  J2042-1531_C_map.win
! wwins: Wrote 3 windows to J2042-1531_C_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 = -0.00023141 Jy
! Component: 100  -  total flux cleaned = -0.000176487 Jy
! Component: 150  -  total flux cleaned = -0.00017711 Jy
! Component: 200  -  total flux cleaned = -0.000226106 Jy
! Component: 250  -  total flux cleaned = -0.000226348 Jy
! Component: 300  -  total flux cleaned = -0.000295236 Jy
! Component: 350  -  total flux cleaned = -0.000361686 Jy
! Component: 400  -  total flux cleaned = -0.000361752 Jy
! Component: 450  -  total flux cleaned = -0.000382344 Jy
! Component: 500  -  total flux cleaned = -0.000361892 Jy
! Component: 550  -  total flux cleaned = -0.000341623 Jy
! Component: 600  -  total flux cleaned = -0.000361376 Jy
! Component: 650  -  total flux cleaned = -0.000361501 Jy
! Component: 700  -  total flux cleaned = -0.000399557 Jy
! Component: 750  -  total flux cleaned = -0.000399493 Jy
! Component: 800  -  total flux cleaned = -0.00049121 Jy
! Component: 850  -  total flux cleaned = -0.000472724 Jy
! Component: 900  -  total flux cleaned = -0.000472508 Jy
! Component: 950  -  total flux cleaned = -0.000507149 Jy
! Component: 1000  -  total flux cleaned = -0.000575738 Jy
! Component: 1050  -  total flux cleaned = -0.00060919 Jy
! Component: 1100  -  total flux cleaned = -0.000658633 Jy
! Component: 1150  -  total flux cleaned = -0.000740297 Jy
! Component: 1200  -  total flux cleaned = -0.000804027 Jy
! Component: 1250  -  total flux cleaned = -0.000803647 Jy
! Component: 1300  -  total flux cleaned = -0.00085014 Jy
! Component: 1350  -  total flux cleaned = -0.000803972 Jy
! Component: 1400  -  total flux cleaned = -0.000849644 Jy
! Component: 1450  -  total flux cleaned = -0.000849619 Jy
! Component: 1500  -  total flux cleaned = -0.000805309 Jy
! Component: 1550  -  total flux cleaned = -0.000820086 Jy
! Component: 1600  -  total flux cleaned = -0.0007916 Jy
! Component: 1650  -  total flux cleaned = -0.00076304 Jy
! Component: 1700  -  total flux cleaned = -0.000777227 Jy
! Component: 1750  -  total flux cleaned = -0.000749221 Jy
! Component: 1800  -  total flux cleaned = -0.000666847 Jy
! Component: 1850  -  total flux cleaned = -0.000694134 Jy
! Component: 1900  -  total flux cleaned = -0.000626765 Jy
! Component: 1950  -  total flux cleaned = -0.000626725 Jy
! Component: 2000  -  total flux cleaned = -0.000560858 Jy
! Component: 2050  -  total flux cleaned = -0.000534801 Jy
! Component: 2100  -  total flux cleaned = -0.000522025 Jy
! Component: 2150  -  total flux cleaned = -0.000483705 Jy
! Component: 2200  -  total flux cleaned = -0.000433153 Jy
! Component: 2250  -  total flux cleaned = -0.000433226 Jy
! Component: 2300  -  total flux cleaned = -0.000396179 Jy
! Component: 2350  -  total flux cleaned = -0.000322348 Jy
! Component: 2400  -  total flux cleaned = -0.000322513 Jy
! Component: 2450  -  total flux cleaned = -0.00027423 Jy
! Component: 2500  -  total flux cleaned = -0.000238343 Jy
! Component: 2550  -  total flux cleaned = -0.000202802 Jy
! Component: 2600  -  total flux cleaned = -0.00021453 Jy
! Component: 2650  -  total flux cleaned = -0.000214509 Jy
! Component: 2700  -  total flux cleaned = -0.000133614 Jy
! Component: 2750  -  total flux cleaned = -8.7872e-05 Jy
! Component: 2800  -  total flux cleaned = -6.50448e-05 Jy
! Component: 2850  -  total flux cleaned = -3.12521e-05 Jy
! Component: 2900  -  total flux cleaned = 2.28922e-06 Jy
! Component: 2950  -  total flux cleaned = 6.87784e-05 Jy
! Component: 3000  -  total flux cleaned = 6.86934e-05 Jy
! Component: 3050  -  total flux cleaned = 0.000123293 Jy
! Component: 3100  -  total flux cleaned = 0.000112397 Jy
! Component: 3150  -  total flux cleaned = 0.00014479 Jy
! Component: 3200  -  total flux cleaned = 0.00017678 Jy
! Component: 3250  -  total flux cleaned = 0.000145086 Jy
! Component: 3300  -  total flux cleaned = 0.000250288 Jy
! Component: 3350  -  total flux cleaned = 0.000239739 Jy
! Component: 3400  -  total flux cleaned = 0.000270778 Jy
! Component: 3450  -  total flux cleaned = 0.00028109 Jy
! Component: 3500  -  total flux cleaned = 0.000250426 Jy
! Component: 3550  -  total flux cleaned = 0.000311539 Jy
! Component: 3600  -  total flux cleaned = 0.000331706 Jy
! Component: 3650  -  total flux cleaned = 0.000351883 Jy
! Component: 3700  -  total flux cleaned = 0.000401679 Jy
! Component: 3750  -  total flux cleaned = 0.000411604 Jy
! Component: 3800  -  total flux cleaned = 0.000421416 Jy
! Component: 3850  -  total flux cleaned = 0.000470339 Jy
! Component: 3900  -  total flux cleaned = 0.000518913 Jy
! Component: 3950  -  total flux cleaned = 0.000547885 Jy
! Component: 4000  -  total flux cleaned = 0.000557432 Jy
! Component: 4050  -  total flux cleaned = 0.000528804 Jy
! Total flux subtracted in 4096 components = 0.000557245 Jy
! Clean residual min=-0.000547 max=0.000489 Jy/beam
! Clean residual mean=0.000001 rms=0.000171 Jy/beam
! Combined flux in latest and established models = 0.0622728 Jy
keep
! Adding 292 model components to the UV plane model.
! The established model now contains 399 components and 0.0622728 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   .//J2042-1531_C_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.675 x 4.116 at -5.082 degrees (North through East)
! Clean map  min=-0.0011759  max=0.029488 Jy/beam
! Writing clean map to FITS file: .//J2042-1531_C_map.fits
wmodel .//J2042-1531_C_map.mod
! Writing 399 model components to file: .//J2042-1531_C_map.mod
wobs   .//J2042-1531_C_uvs.fits
! Writing UV FITS file: .//J2042-1531_C_uvs.fits
wwins  .//J2042-1531_C_map.win
! wwins: Wrote 4 windows to .//J2042-1531_C_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.029488 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.00016711 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -1.70011 1.70011 3.40023 6.80046 13.6009 27.2018 54.4037
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0005 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.029 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  176.458 
quit
! Quitting program
! Log file .//J2042-1531_C_dfm.log closed on Mon Jan 20 19:07:11 2020