! Started logfile: /vlbi/bp222/maps//J0121+0422_S_dfm.log on Thu Sep 27 10:37:01 2018
float field_size
field_size =  1024
float field_cell
field_cell =   0.5000
float taper_size
taper_size =   20.0
float freq
freq       =    2.22000
obs     /vlbi/bp222/maps//J0121+0422_S_uvm.fits
! Reading UV FITS file: /vlbi/bp222/maps//J0121+0422_S_uvm.fits
! AN table 1: 16 integrations on 28 of 28 possible baselines.
! AN table 2: 16 integrations on 21 of 21 possible baselines.
! AN table 3: 16 integrations on 28 of 28 possible baselines.
! Apparent sampling: 0.967532 visibilities/baseline/integration-bin.
! Found source: J0121+0422
! 
! There are 4 IFs, and a total of 4 channels:
! 
!  IF  Channel    Frequency  Freq offset  Number of   Overall IF
!       origin    at origin  per channel   channels    bandwidth
!  ------------------------------------------------------------- (Hz)
!  01        1     2.22e+09      3.2e+07          1      3.2e+07
!  02        2    2.252e+09      3.2e+07          1      3.2e+07
!  03        3    2.284e+09      3.2e+07          1      3.2e+07
!  04        4    2.348e+09      3.2e+07          1      3.2e+07
! 
! Polarization(s): RR
! 
! Read 54 lines of history.
! 
! Reading 4768 visibilities.
select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 
! Restricting channel ranges to the available 4 channels.
! Selecting polarization: RR,  channels: 1..4
! Reading IF 1 channels: 1..1
! Reading IF 2 channels: 2..2
! Reading IF 3 channels: 3..3
! Reading IF 4 channels: 4..4
print "field_size =", field_size
! field_size = 1024 
print "field_cell =", field_cell
! field_cell = 0.5 
print "taper_size =", taper_size
! taper_size = 20 
![@/opt64/bin/pima_mupet_01.dfm J0121+0422_S]
float lim_self
lim_self = 120.0
float lim_val
lim_va   = 1.2
integer clean_niter
clean_niter = 100
float clean_gain
clean_gain = 0.03
float dynam
dynam = 6.0
float soltime1
soltime1 = 120
float soltime2
soltime2 = 20
float thresh
thresh = 0.5
float win_mult
win_mult = 1.8
float time_av
time_av = 16
float old_peak
float new_peak
float flux_cutoff
print "==============================================================="
! =============================================================== 
! 
print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === "
! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 ===  
! 
mapsize field_size, field_cell
! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize.
startmod
! Applying default point source starting model.
! Performing phase self-cal
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 1 Jy
! 
! Correcting IF 1.
!  A total of 10 telescope corrections were flagged in sub-array 1.
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  A total of 10 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 2.
!  A total of 10 telescope corrections were flagged in sub-array 1.
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  A total of 10 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 3.
!  A total of 10 telescope corrections were flagged in sub-array 1.
!  A total of 9 telescope corrections were flagged in sub-array 2.
!  A total of 10 telescope corrections were flagged in sub-array 3.
! 
! Correcting IF 4.
!  A total of 128 telescope corrections were flagged in sub-array 1.
!  A total of 67 telescope corrections were flagged in sub-array 2.
!  A total of 128 telescope corrections were flagged in sub-array 3.
! 
! Fit before self-cal, rms=1.228471Jy  sigma=17.499233
! Fit after  self-cal, rms=0.354342Jy  sigma=5.251828
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
uvw 2,-1
! Uniform weighting binwidth: 2 (pixels).
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=3.235 mas, bmaj=11.21 mas, bpa=-17.98 degrees
! Estimated noise=1.31842 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 = 0.504358 Jy
! Component: 100  -  total flux cleaned = 0.643356 Jy
! Total flux subtracted in 100 components = 0.643356 Jy
! Clean residual min=-0.031750 max=0.056013 Jy/beam
! Clean residual mean=-0.000023 rms=0.009895 Jy/beam
! Combined flux in latest and established models = 0.643356 Jy
! Performing phase self-cal
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.643356 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.160566Jy  sigma=2.033241
! Fit after  self-cal, rms=0.160541Jy  sigma=2.032945
! Inverting map 
print "============== Finished uniform weighting clean ==============="
! ============== Finished uniform weighting clean =============== 
! 
uvw 0,-1
! Uniform weighting is not currently selected.
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
win_mult = win_mult * 1.6
clean_niter = clean_niter * 2
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.233 mas, bmaj=12.36 mas, bpa=-19.46 degrees
! Estimated noise=0.868378 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 = 0.0535783 Jy
! Component: 100  -  total flux cleaned = 0.0650012 Jy
! Component: 150  -  total flux cleaned = 0.0640092 Jy
! Component: 200  -  total flux cleaned = 0.0643713 Jy
! Total flux subtracted in 200 components = 0.0643713 Jy
! Clean residual min=-0.019764 max=0.018302 Jy/beam
! Clean residual mean=0.000342 rms=0.005502 Jy/beam
! Combined flux in latest and established models = 0.707727 Jy
! Performing phase self-cal
! Adding 17 model components to the UV plane model.
! The established model now contains 22 components and 0.707727 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.141321Jy  sigma=1.791855
! Fit after  self-cal, rms=0.141295Jy  sigma=1.791600
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.233 x 12.36 at -19.46 degrees (North through East)
! Clean map  min=-0.019155  max=0.66869 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.91     FD        1.02     KP        0.97     LA        0.97     
!   MK        0.94     NL        0.82     OV        0.97     PT        0.96     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.03     KP        0.97     LA        0.97     MK        0.99     
!   NL        1.07     OV        0.99     PT        0.98     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.95     FD        0.98     HN        1.05     LA        0.96     
!   MK        1.01     NL        1.07     OV        1.00     PT        0.99     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.90     FD        1.04     KP        0.96     LA        0.97     
!   MK        0.94     NL        0.88     OV        0.97     PT        0.97     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.02     KP        0.98     LA        0.99     MK        0.99     
!   NL        1.26     OV        1.01     PT        0.98     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.73     FD        0.99     HN        1.05     LA        0.95     
!   MK        1.00     NL        1.09     OV        1.00     PT        0.96     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.13     FD        1.02     KP        0.96     LA        1.02     
!   MK        0.95     NL        1.22     OV        0.96     PT        0.96     
! 
!  Telescope amplitude corrections in sub-array 2:
!   FD        1.02     KP        0.98     LA        0.93     MK        1.01     
!   NL        1.53     OV        0.99     PT        0.98     
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.90     FD        0.99     HN        1.04     LA        0.96     
!   MK        1.08     NL        1.01     OV        1.00     PT        0.96     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.00*    FD        0.00*    KP        0.00*    LA        0.00*    
!   MK        0.00*    NL        0.00*    OV        0.00*    PT        0.00*    
! 
!  A total of 45 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   FD        0.00*    KP        0.00*    LA        0.00*    MK        0.00*    
!   NL        0.00*    OV        0.00*    PT        0.00*    
! 
!  Telescope amplitude corrections in sub-array 3:
!   BR        0.00*    FD        0.00*    HN        0.00*    LA        0.00*    
!   MK        0.00*    NL        0.00*    OV        0.00*    PT        0.00*    
! 
! 
! Fit before self-cal, rms=0.141295Jy  sigma=1.791600
! Fit after  self-cal, rms=0.073617Jy  sigma=0.956729
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.261 mas, bmaj=12.16 mas, bpa=-19.49 degrees
! Estimated noise=0.858719 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 (-36.5, 39.5).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00872452 Jy
! Component: 100  -  total flux cleaned = 0.00853159 Jy
! Component: 150  -  total flux cleaned = 0.00814786 Jy
! Component: 200  -  total flux cleaned = 0.0077913 Jy
! Total flux subtracted in 200 components = 0.0077913 Jy
! Clean residual min=-0.005163 max=0.007474 Jy/beam
! Clean residual mean=0.000048 rms=0.001472 Jy/beam
! Combined flux in latest and established models = 0.715518 Jy
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 44 components and 0.715519 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.072026Jy  sigma=0.927208
! Fit after  self-cal, rms=0.072034Jy  sigma=0.926255
! Inverting map 
! Added new window around map position (-4, 60.5).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00397018 Jy
! Component: 100  -  total flux cleaned = 0.00330579 Jy
! Component: 150  -  total flux cleaned = 0.00257452 Jy
! Component: 200  -  total flux cleaned = 0.00190405 Jy
! Total flux subtracted in 200 components = 0.00190405 Jy
! Clean residual min=-0.004289 max=0.006500 Jy/beam
! Clean residual mean=0.000056 rms=0.001233 Jy/beam
! Combined flux in latest and established models = 0.717423 Jy
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 62 components and 0.717423 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.071223Jy  sigma=0.912924
! Fit after  self-cal, rms=0.071190Jy  sigma=0.912388
! 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.
! 
! Fit before self-cal, rms=0.071190Jy  sigma=0.912388
! Fit after  self-cal, rms=0.070922Jy  sigma=0.909505
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=4.259 mas, bmaj=12.12 mas, bpa=-19.45 degrees
! Estimated noise=0.859963 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0035174 Jy
! Component: 100  -  total flux cleaned = 0.00388677 Jy
! Component: 150  -  total flux cleaned = 0.00345123 Jy
! Component: 200  -  total flux cleaned = 0.00304593 Jy
! Total flux subtracted in 200 components = 0.00304593 Jy
! Clean residual min=-0.003283 max=0.004848 Jy/beam
! Clean residual mean=0.000032 rms=0.001027 Jy/beam
! Combined flux in latest and established models = 0.720469 Jy
selfcal
! Performing phase self-cal
! Adding 31 model components to the UV plane model.
! The established model now contains 80 components and 0.720469 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.070545Jy  sigma=0.902852
! Fit after  self-cal, rms=0.070538Jy  sigma=0.902758
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 (4.5, -60.5).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00234777 Jy
! Component: 100  -  total flux cleaned = 0.00156071 Jy
! Component: 150  -  total flux cleaned = 0.000853746 Jy
! Component: 200  -  total flux cleaned = -4.96054e-05 Jy
! Total flux subtracted in 200 components = -4.96054e-05 Jy
! Clean residual min=-0.002963 max=0.003883 Jy/beam
! Clean residual mean=0.000039 rms=0.000920 Jy/beam
! Combined flux in latest and established models = 0.720419 Jy
! Performing phase self-cal
! Adding 29 model components to the UV plane model.
! The established model now contains 97 components and 0.720419 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.070169Jy  sigma=0.898381
! Fit after  self-cal, rms=0.070159Jy  sigma=0.898171
! 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.
! 
! Fit before self-cal, rms=0.070159Jy  sigma=0.898171
! Fit after  self-cal, rms=0.070051Jy  sigma=0.897411
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=4.258 mas, bmaj=12.1 mas, bpa=-19.44 degrees
! Estimated noise=0.860735 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00131978 Jy
! Component: 100  -  total flux cleaned = 0.00189783 Jy
! Component: 150  -  total flux cleaned = 0.00205599 Jy
! Component: 200  -  total flux cleaned = 0.00219787 Jy
! Total flux subtracted in 200 components = 0.00219787 Jy
! Clean residual min=-0.002841 max=0.003415 Jy/beam
! Clean residual mean=0.000030 rms=0.000829 Jy/beam
! Combined flux in latest and established models = 0.722617 Jy
selfcal
! Performing phase self-cal
! Adding 31 model components to the UV plane model.
! The established model now contains 115 components and 0.722617 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069862Jy  sigma=0.894970
! Fit after  self-cal, rms=0.069855Jy  sigma=0.894921
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 = -0.00013272 Jy
! Component: 100  -  total flux cleaned = -6.91176e-05 Jy
! Component: 150  -  total flux cleaned = -8.70091e-06 Jy
! Component: 200  -  total flux cleaned = 4.83891e-05 Jy
! Total flux subtracted in 200 components = 4.83891e-05 Jy
! Clean residual min=-0.002724 max=0.003376 Jy/beam
! Clean residual mean=0.000032 rms=0.000794 Jy/beam
! Combined flux in latest and established models = 0.722665 Jy
! Performing phase self-cal
! Adding 32 model components to the UV plane model.
! The established model now contains 121 components and 0.722665 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069749Jy  sigma=0.893527
! Fit after  self-cal, rms=0.069747Jy  sigma=0.893508
! Inverting map 
! Added new window around map position (-79.5, 111).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00171488 Jy
! Component: 100  -  total flux cleaned = 0.00171612 Jy
! Component: 150  -  total flux cleaned = 0.00131994 Jy
! Component: 200  -  total flux cleaned = 0.00120084 Jy
! Total flux subtracted in 200 components = 0.00120084 Jy
! Clean residual min=-0.002570 max=0.002897 Jy/beam
! Clean residual mean=0.000018 rms=0.000702 Jy/beam
! Combined flux in latest and established models = 0.723866 Jy
! Performing phase self-cal
! Adding 27 model components to the UV plane model.
! The established model now contains 146 components and 0.723866 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069551Jy  sigma=0.890766
! Fit after  self-cal, rms=0.069535Jy  sigma=0.890674
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
win_mult = win_mult * 1.2
selfcal true, true, soltime2
! Performing amp+phase self-cal over 20 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069535Jy  sigma=0.890674
! Fit after  self-cal, rms=0.069448Jy  sigma=0.890451
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=9.533 mas, bmaj=13.41 mas, bpa=-6.991 degrees
! Estimated noise=0.992739 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000281402 Jy
! Component: 100  -  total flux cleaned = 0.000133914 Jy
! Component: 150  -  total flux cleaned = -8.44692e-05 Jy
! Component: 200  -  total flux cleaned = -0.000164109 Jy
! Total flux subtracted in 200 components = -0.000164109 Jy
! Clean residual min=-0.002112 max=0.002450 Jy/beam
! Clean residual mean=0.000012 rms=0.000621 Jy/beam
! Combined flux in latest and established models = 0.723702 Jy
selfcal
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 168 components and 0.723702 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069391Jy  sigma=0.889793
! Fit after  self-cal, rms=0.069384Jy  sigma=0.889769
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 = -4.02447e-06 Jy
! Component: 100  -  total flux cleaned = -3.9607e-05 Jy
! Component: 150  -  total flux cleaned = -3.87863e-05 Jy
! Component: 200  -  total flux cleaned = -0.000103807 Jy
! Total flux subtracted in 200 components = -0.000103807 Jy
! Clean residual min=-0.002049 max=0.002405 Jy/beam
! Clean residual mean=0.000015 rms=0.000597 Jy/beam
! Combined flux in latest and established models = 0.723598 Jy
! Performing phase self-cal
! Adding 29 model components to the UV plane model.
! The established model now contains 179 components and 0.723598 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069347Jy  sigma=0.889406
! Fit after  self-cal, rms=0.069343Jy  sigma=0.889395
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
win_mult = win_mult / 1.2
print "============== Finished amplitude self-cal =============="
! ============== Finished amplitude self-cal ============== 
restore
! Inverting map and beam 
! Estimated beam: bmin=4.257 mas, bmaj=12.1 mas, bpa=-19.44 degrees
! Estimated noise=0.86058 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.257 x 12.1 at -19.44 degrees (North through East)
! Clean map  min=-0.0044472  max=0.66979 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
! Performing amp+phase self-cal
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.069343Jy  sigma=0.889395
! Fit after  self-cal, rms=0.063117Jy  sigma=0.799156
! Inverting map and beam 
! Estimated beam: bmin=4.259 mas, bmaj=12.09 mas, bpa=-19.44 degrees
! Estimated noise=0.861005 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000187459 Jy
! Component: 100  -  total flux cleaned = -9.1999e-05 Jy
! Component: 150  -  total flux cleaned = -0.000299236 Jy
! Component: 200  -  total flux cleaned = -0.000441807 Jy
! Total flux subtracted in 200 components = -0.000441807 Jy
! Clean residual min=-0.002316 max=0.002467 Jy/beam
! Clean residual mean=0.000013 rms=0.000598 Jy/beam
! Combined flux in latest and established models = 0.723157 Jy
! Performing phase self-cal
! Adding 32 model components to the UV plane model.
! The established model now contains 197 components and 0.723157 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063026Jy  sigma=0.797912
! Fit after  self-cal, rms=0.063024Jy  sigma=0.797902
! Inverting map 
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -9.1229e-05 Jy
! Component: 100  -  total flux cleaned = 8.06635e-05 Jy
! Component: 150  -  total flux cleaned = 0.000120646 Jy
! Component: 200  -  total flux cleaned = 0.000282093 Jy
! Total flux subtracted in 200 components = 0.000282093 Jy
! Clean residual min=-0.002256 max=0.002433 Jy/beam
! Clean residual mean=0.000015 rms=0.000577 Jy/beam
! Combined flux in latest and established models = 0.723439 Jy
! Performing phase self-cal
! Adding 46 model components to the UV plane model.
! The established model now contains 213 components and 0.723439 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.062968Jy  sigma=0.797170
! Fit after  self-cal, rms=0.062965Jy  sigma=0.797166
! Inverting map 
! Performing amp+phase self-cal
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.062965Jy  sigma=0.797166
! Fit after  self-cal, rms=0.062952Jy  sigma=0.797082
print "============== Clearing model and starting over =========="
! ============== Clearing model and starting over ========== 
clrmod true
! clrmod: Cleared the established and tentative models.
uvw 2,-1
! Uniform weighting binwidth: 2 (pixels).
! Gridding weights will be scaled by errors raised to the power -1.
! Radial weighting is not currently selected.
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=3.298 mas, bmaj=10.98 mas, bpa=-17.86 degrees
! Estimated noise=1.30513 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.502902 Jy
! Component: 100  -  total flux cleaned = 0.637118 Jy
! Component: 150  -  total flux cleaned = 0.692995 Jy
! Component: 200  -  total flux cleaned = 0.719039 Jy
! Total flux subtracted in 200 components = 0.719039 Jy
! Clean residual min=-0.009541 max=0.012157 Jy/beam
! Clean residual mean=-0.000021 rms=0.002920 Jy/beam
! Combined flux in latest and established models = 0.719039 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 0.719039 Jy
! Inverting map and beam 
! Estimated beam: bmin=4.258 mas, bmaj=12.08 mas, bpa=-19.44 degrees
! Estimated noise=0.861346 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 = 0.00957119 Jy
! Component: 100  -  total flux cleaned = 0.0131199 Jy
! Component: 150  -  total flux cleaned = 0.0153363 Jy
! Component: 200  -  total flux cleaned = 0.0170399 Jy
! Total flux subtracted in 200 components = 0.0170399 Jy
! Clean residual min=-0.004338 max=0.004143 Jy/beam
! Clean residual mean=0.000012 rms=0.001072 Jy/beam
! Combined flux in latest and established models = 0.736079 Jy
! Adding 20 model components to the UV plane model.
! The established model now contains 31 components and 0.736079 Jy
! Inverting map 
uvtaper 0.3,taper_size
! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths.
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=9.533 mas, bmaj=13.4 mas, bpa=-6.959 degrees
! Estimated noise=0.9937 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000250617 Jy
! Component: 100  -  total flux cleaned = -0.00105157 Jy
! Component: 150  -  total flux cleaned = -0.00171338 Jy
! Component: 200  -  total flux cleaned = -0.00238623 Jy
! Total flux subtracted in 200 components = -0.00238623 Jy
! Clean residual min=-0.002552 max=0.002947 Jy/beam
! Clean residual mean=0.000007 rms=0.000777 Jy/beam
! Combined flux in latest and established models = 0.733693 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 = -0.000565427 Jy
! Component: 100  -  total flux cleaned = -0.00103741 Jy
! Component: 150  -  total flux cleaned = -0.00143094 Jy
! Component: 200  -  total flux cleaned = -0.00180552 Jy
! Total flux subtracted in 200 components = -0.00180552 Jy
! Clean residual min=-0.002307 max=0.002747 Jy/beam
! Clean residual mean=0.000010 rms=0.000712 Jy/beam
! Combined flux in latest and established models = 0.731887 Jy
! Adding 47 model components to the UV plane model.
! The established model now contains 77 components and 0.731887 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=4.258 mas, bmaj=12.08 mas, bpa=-19.44 degrees
! Estimated noise=0.861346 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00117408 Jy
! Component: 100  -  total flux cleaned = 0.000640889 Jy
! Component: 150  -  total flux cleaned = 0.000138064 Jy
! Component: 200  -  total flux cleaned = -0.000339078 Jy
! Total flux subtracted in 200 components = -0.000339078 Jy
! Clean residual min=-0.003673 max=0.003471 Jy/beam
! Clean residual mean=0.000009 rms=0.000858 Jy/beam
! Combined flux in latest and established models = 0.731548 Jy
selfcal
! Performing phase self-cal
! Adding 33 model components to the UV plane model.
! The established model now contains 102 components and 0.731548 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.063923Jy  sigma=0.813543
! Fit after  self-cal, rms=0.063894Jy  sigma=0.813178
wmodel J0121+0422_S_map.mod
! Writing 102 model components to file: J0121+0422_S_map.mod
wobs   J0121+0422_S_uvs.fits
! Writing UV FITS file: J0121+0422_S_uvs.fits
wwins  J0121+0422_S_map.win
! wwins: Wrote 5 windows to J0121+0422_S_map.win
x = (field_size-8) * field_cell / 4
addwin -x,x,-x,x
clean (field_size*4),0.01
! Inverting map 
! clean: niter=4096  gain=0.01  cutoff=0
! Component: 050  -  total flux cleaned = 0.000646091 Jy
! Component: 100  -  total flux cleaned = 0.00148144 Jy
! Component: 150  -  total flux cleaned = 0.00192737 Jy
! Component: 200  -  total flux cleaned = 0.00224309 Jy
! Component: 250  -  total flux cleaned = 0.0025419 Jy
! Component: 300  -  total flux cleaned = 0.00282749 Jy
! Component: 350  -  total flux cleaned = 0.00314864 Jy
! Component: 400  -  total flux cleaned = 0.00336996 Jy
! Component: 450  -  total flux cleaned = 0.00362671 Jy
! Component: 500  -  total flux cleaned = 0.00391667 Jy
! Component: 550  -  total flux cleaned = 0.00407674 Jy
! Component: 600  -  total flux cleaned = 0.0043885 Jy
! Component: 650  -  total flux cleaned = 0.00461666 Jy
! Component: 700  -  total flux cleaned = 0.00487667 Jy
! Component: 750  -  total flux cleaned = 0.00505845 Jy
! Component: 800  -  total flux cleaned = 0.00530694 Jy
! Component: 850  -  total flux cleaned = 0.00548042 Jy
! Component: 900  -  total flux cleaned = 0.00568534 Jy
! Component: 950  -  total flux cleaned = 0.0059858 Jy
! Component: 1000  -  total flux cleaned = 0.00614968 Jy
! Component: 1050  -  total flux cleaned = 0.00643895 Jy
! Component: 1100  -  total flux cleaned = 0.00656573 Jy
! Component: 1150  -  total flux cleaned = 0.00681541 Jy
! Component: 1200  -  total flux cleaned = 0.00699928 Jy
! Component: 1250  -  total flux cleaned = 0.00718076 Jy
! Component: 1300  -  total flux cleaned = 0.00732981 Jy
! Component: 1350  -  total flux cleaned = 0.00765333 Jy
! Component: 1400  -  total flux cleaned = 0.00779791 Jy
! Component: 1450  -  total flux cleaned = 0.00796888 Jy
! Component: 1500  -  total flux cleaned = 0.00810978 Jy
! Component: 1550  -  total flux cleaned = 0.00830467 Jy
! Component: 1600  -  total flux cleaned = 0.0084968 Jy
! Component: 1650  -  total flux cleaned = 0.00863202 Jy
! Component: 1700  -  total flux cleaned = 0.00881882 Jy
! Component: 1750  -  total flux cleaned = 0.00889781 Jy
! Component: 1800  -  total flux cleaned = 0.00913205 Jy
! Component: 1850  -  total flux cleaned = 0.00926063 Jy
! Component: 1900  -  total flux cleaned = 0.00943814 Jy
! Component: 1950  -  total flux cleaned = 0.00958849 Jy
! Component: 2000  -  total flux cleaned = 0.00973711 Jy
! Component: 2050  -  total flux cleaned = 0.0099568 Jy
! Component: 2100  -  total flux cleaned = 0.0101253 Jy
! Component: 2150  -  total flux cleaned = 0.010244 Jy
! Component: 2200  -  total flux cleaned = 0.0103379 Jy
! Component: 2250  -  total flux cleaned = 0.0105003 Jy
! Component: 2300  -  total flux cleaned = 0.0105691 Jy
! Component: 2350  -  total flux cleaned = 0.0106143 Jy
! Component: 2400  -  total flux cleaned = 0.0107265 Jy
! Component: 2450  -  total flux cleaned = 0.010815 Jy
! Component: 2500  -  total flux cleaned = 0.0108808 Jy
! Component: 2550  -  total flux cleaned = 0.0109887 Jy
! Component: 2600  -  total flux cleaned = 0.011053 Jy
! Component: 2650  -  total flux cleaned = 0.0111587 Jy
! Component: 2700  -  total flux cleaned = 0.0112215 Jy
! Component: 2750  -  total flux cleaned = 0.0114078 Jy
! Component: 2800  -  total flux cleaned = 0.0114895 Jy
! Component: 2850  -  total flux cleaned = 0.0116112 Jy
! Component: 2900  -  total flux cleaned = 0.0117315 Jy
! Component: 2950  -  total flux cleaned = 0.0118506 Jy
! Component: 3000  -  total flux cleaned = 0.0119688 Jy
! Component: 3050  -  total flux cleaned = 0.0120272 Jy
! Component: 3100  -  total flux cleaned = 0.0121434 Jy
! Component: 3150  -  total flux cleaned = 0.012354 Jy
! Component: 3200  -  total flux cleaned = 0.0124674 Jy
! Component: 3250  -  total flux cleaned = 0.0125047 Jy
! Component: 3300  -  total flux cleaned = 0.0126165 Jy
! Component: 3350  -  total flux cleaned = 0.012727 Jy
! Component: 3400  -  total flux cleaned = 0.0127818 Jy
! Component: 3450  -  total flux cleaned = 0.0129086 Jy
! Component: 3500  -  total flux cleaned = 0.0129983 Jy
! Component: 3550  -  total flux cleaned = 0.0130695 Jy
! Component: 3600  -  total flux cleaned = 0.0132455 Jy
! Component: 3650  -  total flux cleaned = 0.0132455 Jy
! Component: 3700  -  total flux cleaned = 0.0133494 Jy
! Component: 3750  -  total flux cleaned = 0.0134352 Jy
! Component: 3800  -  total flux cleaned = 0.0135372 Jy
! Component: 3850  -  total flux cleaned = 0.0135707 Jy
! Component: 3900  -  total flux cleaned = 0.0136878 Jy
! Component: 3950  -  total flux cleaned = 0.0137541 Jy
! Component: 4000  -  total flux cleaned = 0.013787 Jy
! Component: 4050  -  total flux cleaned = 0.013885 Jy
! Total flux subtracted in 4096 components = 0.0139337 Jy
! Clean residual min=-0.000836 max=0.000949 Jy/beam
! Clean residual mean=-0.000003 rms=0.000306 Jy/beam
! Combined flux in latest and established models = 0.745482 Jy
keep
! Adding 218 model components to the UV plane model.
! The established model now contains 318 components and 0.745482 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   /vlbi/bp222/maps//J0121+0422_S_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.258 x 12.08 at -19.44 degrees (North through East)
! Clean map  min=-0.0034506  max=0.66885 Jy/beam
! Writing clean map to FITS file: /vlbi/bp222/maps//J0121+0422_S_map.fits
wmodel /vlbi/bp222/maps//J0121+0422_S_map.mod
! Writing 318 model components to file: /vlbi/bp222/maps//J0121+0422_S_map.mod
wobs   /vlbi/bp222/maps//J0121+0422_S_uvs.fits
! Writing UV FITS file: /vlbi/bp222/maps//J0121+0422_S_uvs.fits
wwins  /vlbi/bp222/maps//J0121+0422_S_map.win
! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0121+0422_S_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.668852 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000310016 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.139051 0.139051 0.278102 0.556205 1.11241 2.22482 4.44964 8.89927 17.7985 35.5971 71.1942
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0009 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.668 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  2157.48 
quit
! Quitting program
! Log file /vlbi/bp222/maps//J0121+0422_S_dfm.log closed on Thu Sep 27 10:37:05 2018