! Started logfile: /image_prod/ug002_uva//J1309+5557_X_dfm.log on Thu Mar  5 01:04:26 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//J1309+5557_X_uva.fits
! Reading UV FITS file: /image_prod/ug002_uva//J1309+5557_X_uva.fits
! AN table 1: 60 integrations on 36 of 36 possible baselines.
! Apparent sampling: 0.962037 visibilities/baseline/integration-bin.
! Found source: J1309+5557
! 
! 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 24936 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 J1309+5557_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 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 5.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 6.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 7.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 8.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 9.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 10.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 11.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 12.
!  A total of 12 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=1.020504Jy  sigma=9.478201
! Fit after  self-cal, rms=0.820591Jy  sigma=7.633478
! 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=0.8457 mas, bmaj=1.257 mas, bpa=-25.81 degrees
! Estimated noise=0.881837 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 = 0.130377 Jy
! Component: 100  -  total flux cleaned = 0.168922 Jy
! Total flux subtracted in 100 components = 0.168922 Jy
! Clean residual min=-0.006741 max=0.016145 Jy/beam
! Clean residual mean=0.000011 rms=0.001512 Jy/beam
! Combined flux in latest and established models = 0.168922 Jy
! Performing phase self-cal
! Adding 7 model components to the UV plane model.
! The established model now contains 7 components and 0.168922 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=0.070870Jy  sigma=0.616109
! Fit after  self-cal, rms=0.070794Jy  sigma=0.615528
! Inverting map 
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0169485 Jy
! Component: 100  -  total flux cleaned = 0.02478 Jy
! Total flux subtracted in 100 components = 0.02478 Jy
! Clean residual min=-0.005452 max=0.012110 Jy/beam
! Clean residual mean=0.000007 rms=0.001213 Jy/beam
! Combined flux in latest and established models = 0.193702 Jy
! Performing phase self-cal
! Adding 8 model components to the UV plane model.
! The established model now contains 12 components and 0.193702 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=0.064831Jy  sigma=0.557642
! Fit after  self-cal, rms=0.064786Jy  sigma=0.557282
! Inverting map 
! Added new window around map position (-0.6, -2.4).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.010714 Jy
! Component: 100  -  total flux cleaned = 0.0164746 Jy
! Total flux subtracted in 100 components = 0.0164746 Jy
! Clean residual min=-0.005201 max=0.005007 Jy/beam
! Clean residual mean=0.000003 rms=0.001049 Jy/beam
! Combined flux in latest and established models = 0.210177 Jy
! Performing phase self-cal
! Adding 16 model components to the UV plane model.
! The established model now contains 27 components and 0.210177 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=0.062284Jy  sigma=0.531697
! Fit after  self-cal, rms=0.062035Jy  sigma=0.529294
! 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=1.126 mas, bmaj=1.536 mas, bpa=-26.58 degrees
! Estimated noise=0.489041 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 = 0.00777947 Jy
! Component: 100  -  total flux cleaned = 0.0124728 Jy
! Component: 150  -  total flux cleaned = 0.0155958 Jy
! Component: 200  -  total flux cleaned = 0.017732 Jy
! Total flux subtracted in 200 components = 0.017732 Jy
! Clean residual min=-0.004709 max=0.005218 Jy/beam
! Clean residual mean=-0.000007 rms=0.001047 Jy/beam
! Combined flux in latest and established models = 0.227909 Jy
! Performing phase self-cal
! Adding 32 model components to the UV plane model.
! The established model now contains 48 components and 0.227909 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=0.060940Jy  sigma=0.518795
! Fit after  self-cal, rms=0.060879Jy  sigma=0.518201
! Inverting map 
print "============== Finished natural weighting clean =============="
! ============== Finished natural weighting clean ============== 
! 
restore
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.126 x 1.536 at -26.58 degrees (North through East)
! Clean map  min=-0.0044524  max=0.17413 Jy/beam
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00     HN        0.98     KP        1.07     
!   LA        1.00     MK        1.02     NL        1.15     OV        0.91     
!   PT        0.90     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        0.97     KP        1.07     
!   LA        1.01     MK        1.01     NL        1.15     OV        0.92     
!   PT        0.90     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        0.97     KP        1.07     
!   LA        1.00     MK        1.01     NL        1.15     OV        0.91     
!   PT        0.91     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        0.98     KP        1.07     
!   LA        1.00     MK        1.01     NL        1.14     OV        0.91     
!   PT        0.91     
! 
! 
! Correcting IF 5.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.00     HN        0.99     KP        1.07     
!   LA        1.01     MK        1.02     NL        1.14     OV        0.91     
!   PT        0.90     
! 
! 
! Correcting IF 6.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.01     HN        0.97     KP        1.08     
!   LA        1.00     MK        1.01     NL        1.15     OV        0.91     
!   PT        0.90     
! 
! 
! Correcting IF 7.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.00     HN        0.98     KP        1.08     
!   LA        1.00     MK        1.01     NL        1.15     OV        0.92     
!   PT        0.90     
! 
! 
! Correcting IF 8.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.01     HN        0.98     KP        1.07     
!   LA        1.00     MK        1.01     NL        1.14     OV        0.92     
!   PT        0.91     
! 
! 
! Correcting IF 9.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        0.97     KP        1.08     
!   LA        1.00     MK        1.03     NL        1.15     OV        0.91     
!   PT        0.90     
! 
! 
! Correcting IF 10.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        0.99     KP        1.07     
!   LA        1.00     MK        1.01     NL        1.14     OV        0.91     
!   PT        0.91     
! 
! 
! Correcting IF 11.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.98     FD        1.00     HN        0.98     KP        1.07     
!   LA        1.01     MK        1.00     NL        1.15     OV        0.91     
!   PT        0.90     
! 
! 
! Correcting IF 12.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.00     HN        0.98     KP        1.07     
!   LA        1.00     MK        1.00     NL        1.15     OV        0.92     
!   PT        0.90     
! 
! 
! Fit before self-cal, rms=0.060879Jy  sigma=0.518201
! Fit after  self-cal, rms=0.057294Jy  sigma=0.491522
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.133 mas, bmaj=1.542 mas, bpa=-26.43 degrees
! Estimated noise=0.488675 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 = -0.000950745 Jy
! Component: 100  -  total flux cleaned = -0.00115992 Jy
! Component: 150  -  total flux cleaned = -0.00108044 Jy
! Component: 200  -  total flux cleaned = -0.00101255 Jy
! Total flux subtracted in 200 components = -0.00101255 Jy
! Clean residual min=-0.002588 max=0.002161 Jy/beam
! Clean residual mean=-0.000006 rms=0.000536 Jy/beam
! Combined flux in latest and established models = 0.226896 Jy
! Performing phase self-cal
! Adding 14 model components to the UV plane model.
! The established model now contains 60 components and 0.226896 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=0.057134Jy  sigma=0.489964
! Fit after  self-cal, rms=0.057135Jy  sigma=0.489732
! 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=0.057135Jy  sigma=0.489732
! Fit after  self-cal, rms=0.056958Jy  sigma=0.479211
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=1.135 mas, bmaj=1.545 mas, bpa=-26.08 degrees
! Estimated noise=0.488301 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000484207 Jy
! Component: 100  -  total flux cleaned = 0.000329822 Jy
! Component: 150  -  total flux cleaned = 0.000181041 Jy
! Component: 200  -  total flux cleaned = 5.83179e-05 Jy
! Total flux subtracted in 200 components = 5.83179e-05 Jy
! Clean residual min=-0.001033 max=0.001022 Jy/beam
! Clean residual mean=-0.000000 rms=0.000259 Jy/beam
! Combined flux in latest and established models = 0.226955 Jy
selfcal
! Performing phase self-cal
! Adding 11 model components to the UV plane model.
! The established model now contains 67 components and 0.226955 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=0.056923Jy  sigma=0.478875
! Fit after  self-cal, rms=0.056948Jy  sigma=0.478769
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 = 4.19012e-05 Jy
! Component: 100  -  total flux cleaned = -7.37455e-05 Jy
! Component: 150  -  total flux cleaned = -0.000187083 Jy
! Component: 200  -  total flux cleaned = -0.000271496 Jy
! Total flux subtracted in 200 components = -0.000271496 Jy
! Clean residual min=-0.000973 max=0.000982 Jy/beam
! Clean residual mean=-0.000000 rms=0.000253 Jy/beam
! Combined flux in latest and established models = 0.226683 Jy
! Performing phase self-cal
! Adding 12 model components to the UV plane model.
! The established model now contains 70 components and 0.226683 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=0.056936Jy  sigma=0.478658
! Fit after  self-cal, rms=0.056932Jy  sigma=0.478638
! 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=0.056932Jy  sigma=0.478638
! Fit after  self-cal, rms=0.056881Jy  sigma=0.478580
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=1.136 mas, bmaj=1.546 mas, bpa=-26.04 degrees
! Estimated noise=0.488257 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000191007 Jy
! Component: 100  -  total flux cleaned = 9.67006e-05 Jy
! Component: 150  -  total flux cleaned = 1.06846e-06 Jy
! Component: 200  -  total flux cleaned = -7.05984e-05 Jy
! Total flux subtracted in 200 components = -7.05984e-05 Jy
! Clean residual min=-0.000945 max=0.000943 Jy/beam
! Clean residual mean=-0.000000 rms=0.000247 Jy/beam
! Combined flux in latest and established models = 0.226613 Jy
selfcal
! Performing phase self-cal
! Adding 14 model components to the UV plane model.
! The established model now contains 71 components and 0.226613 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=0.056872Jy  sigma=0.478490
! Fit after  self-cal, rms=0.056869Jy  sigma=0.478475
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 = 1.77874e-05 Jy
! Component: 100  -  total flux cleaned = -2.92315e-05 Jy
! Component: 150  -  total flux cleaned = -7.03907e-05 Jy
! Component: 200  -  total flux cleaned = -0.000107342 Jy
! Total flux subtracted in 200 components = -0.000107342 Jy
! Clean residual min=-0.000940 max=0.000937 Jy/beam
! Clean residual mean=-0.000000 rms=0.000245 Jy/beam
! Combined flux in latest and established models = 0.226505 Jy
! Performing phase self-cal
! Adding 16 model components to the UV plane model.
! The established model now contains 74 components and 0.226505 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=0.056864Jy  sigma=0.478430
! Fit after  self-cal, rms=0.056862Jy  sigma=0.478420
! 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=0.056862Jy  sigma=0.478420
! Fit after  self-cal, rms=0.056835Jy  sigma=0.478408
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=2.471 mas, bmaj=2.524 mas, bpa=36.6 degrees
! Estimated noise=0.588475 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000199563 Jy
! Component: 100  -  total flux cleaned = -0.000235491 Jy
! Component: 150  -  total flux cleaned = -0.000242777 Jy
! Component: 200  -  total flux cleaned = -0.000254955 Jy
! Total flux subtracted in 200 components = -0.000254955 Jy
! Clean residual min=-0.001081 max=0.001017 Jy/beam
! Clean residual mean=0.000000 rms=0.000277 Jy/beam
! Combined flux in latest and established models = 0.22625 Jy
selfcal
! Performing phase self-cal
! Adding 9 model components to the UV plane model.
! The established model now contains 80 components and 0.22625 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=0.056834Jy  sigma=0.478390
! Fit after  self-cal, rms=0.056832Jy  sigma=0.478386
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 = -1.47293e-05 Jy
! Component: 100  -  total flux cleaned = -2.15497e-05 Jy
! Component: 150  -  total flux cleaned = -3.80265e-05 Jy
! Component: 200  -  total flux cleaned = -4.80586e-05 Jy
! Total flux subtracted in 200 components = -4.80586e-05 Jy
! Clean residual min=-0.001066 max=0.001014 Jy/beam
! Clean residual mean=0.000000 rms=0.000276 Jy/beam
! Combined flux in latest and established models = 0.226202 Jy
! Performing phase self-cal
! Adding 12 model components to the UV plane model.
! The established model now contains 83 components and 0.226202 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=0.056832Jy  sigma=0.478379
! Fit after  self-cal, rms=0.056831Jy  sigma=0.478376
! 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=1.137 mas, bmaj=1.546 mas, bpa=-26.06 degrees
! Estimated noise=0.488139 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.137 x 1.546 at -26.06 degrees (North through East)
! Clean map  min=-0.00087845  max=0.17356 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=0.8512 mas, bmaj=1.265 mas, bpa=-25.35 degrees
! Estimated noise=0.891315 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.13147 Jy
! Component: 100  -  total flux cleaned = 0.170495 Jy
! Component: 150  -  total flux cleaned = 0.1894 Jy
! Component: 200  -  total flux cleaned = 0.200579 Jy
! Total flux subtracted in 200 components = 0.200579 Jy
! Clean residual min=-0.002765 max=0.005713 Jy/beam
! Clean residual mean=0.000005 rms=0.000643 Jy/beam
! Combined flux in latest and established models = 0.200579 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 13 model components to the UV plane model.
! The established model now contains 13 components and 0.200579 Jy
! Inverting map and beam 
! Estimated beam: bmin=1.137 mas, bmaj=1.546 mas, bpa=-26.06 degrees
! Estimated noise=0.488139 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 = 0.0101026 Jy
! Component: 100  -  total flux cleaned = 0.015657 Jy
! Component: 150  -  total flux cleaned = 0.0190906 Jy
! Component: 200  -  total flux cleaned = 0.0213356 Jy
! Total flux subtracted in 200 components = 0.0213356 Jy
! Clean residual min=-0.001186 max=0.001236 Jy/beam
! Clean residual mean=0.000001 rms=0.000274 Jy/beam
! Combined flux in latest and established models = 0.221915 Jy
! Adding 38 model components to the UV plane model.
! The established model now contains 45 components and 0.221915 Jy
! Inverting map 
! Added new window around map position (0.6, 1.2).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00151567 Jy
! Component: 100  -  total flux cleaned = 0.00257991 Jy
! Component: 150  -  total flux cleaned = 0.0033646 Jy
! Component: 200  -  total flux cleaned = 0.00394933 Jy
! Total flux subtracted in 200 components = 0.00394933 Jy
! Clean residual min=-0.001016 max=0.001006 Jy/beam
! Clean residual mean=0.000000 rms=0.000242 Jy/beam
! Combined flux in latest and established models = 0.225864 Jy
! Adding 18 model components to the UV plane model.
! The established model now contains 54 components and 0.225864 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=2.471 mas, bmaj=2.524 mas, bpa=36.6 degrees
! Estimated noise=0.588475 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00030761 Jy
! Component: 100  -  total flux cleaned = 0.000419082 Jy
! Component: 150  -  total flux cleaned = 0.0004481 Jy
! Component: 200  -  total flux cleaned = 0.000464564 Jy
! Total flux subtracted in 200 components = 0.000464564 Jy
! Clean residual min=-0.001050 max=0.001022 Jy/beam
! Clean residual mean=-0.000000 rms=0.000271 Jy/beam
! Combined flux in latest and established models = 0.226329 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 = 6.86521e-06 Jy
! Component: 100  -  total flux cleaned = 7.02064e-06 Jy
! Component: 150  -  total flux cleaned = 7.1488e-06 Jy
! Component: 200  -  total flux cleaned = 7.06253e-06 Jy
! Total flux subtracted in 200 components = 7.06253e-06 Jy
! Clean residual min=-0.001029 max=0.001018 Jy/beam
! Clean residual mean=-0.000000 rms=0.000270 Jy/beam
! Combined flux in latest and established models = 0.226336 Jy
! Adding 26 model components to the UV plane model.
! The established model now contains 75 components and 0.226336 Jy
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
clean
! Inverting map and beam 
! Estimated beam: bmin=1.137 mas, bmaj=1.546 mas, bpa=-26.06 degrees
! Estimated noise=0.488139 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000165431 Jy
! Component: 100  -  total flux cleaned = 0.000181371 Jy
! Component: 150  -  total flux cleaned = 0.00020849 Jy
! Component: 200  -  total flux cleaned = 0.00023369 Jy
! Total flux subtracted in 200 components = 0.00023369 Jy
! Clean residual min=-0.000957 max=0.000986 Jy/beam
! Clean residual mean=-0.000000 rms=0.000238 Jy/beam
! Combined flux in latest and established models = 0.22657 Jy
selfcal
! Performing phase self-cal
! Adding 19 model components to the UV plane model.
! The established model now contains 90 components and 0.22657 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=0.056831Jy  sigma=0.478341
! Fit after  self-cal, rms=0.056823Jy  sigma=0.478299
wmodel J1309+5557_X_map.mod
! Writing 90 model components to file: J1309+5557_X_map.mod
wobs   J1309+5557_X_uvs.fits
! Writing UV FITS file: J1309+5557_X_uvs.fits
wwins  J1309+5557_X_map.win
! wwins: Wrote 3 windows to J1309+5557_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 = 4.15104e-05 Jy
! Component: 100  -  total flux cleaned = -2.66755e-05 Jy
! Component: 150  -  total flux cleaned = -0.000142255 Jy
! Component: 200  -  total flux cleaned = -0.000270698 Jy
! Component: 250  -  total flux cleaned = -0.000333278 Jy
! Component: 300  -  total flux cleaned = -0.000410003 Jy
! Component: 350  -  total flux cleaned = -0.000455456 Jy
! Component: 400  -  total flux cleaned = -0.000514927 Jy
! Component: 450  -  total flux cleaned = -0.000529435 Jy
! Component: 500  -  total flux cleaned = -0.000558302 Jy
! Component: 550  -  total flux cleaned = -0.000614894 Jy
! Component: 600  -  total flux cleaned = -0.000656836 Jy
! Component: 650  -  total flux cleaned = -0.000739214 Jy
! Component: 700  -  total flux cleaned = -0.00075286 Jy
! Component: 750  -  total flux cleaned = -0.000833397 Jy
! Component: 800  -  total flux cleaned = -0.000899683 Jy
! Component: 850  -  total flux cleaned = -0.000912793 Jy
! Component: 900  -  total flux cleaned = -0.000964628 Jy
! Component: 950  -  total flux cleaned = -0.000990383 Jy
! Component: 1000  -  total flux cleaned = -0.0010284 Jy
! Component: 1050  -  total flux cleaned = -0.00107866 Jy
! Component: 1100  -  total flux cleaned = -0.00112829 Jy
! Component: 1150  -  total flux cleaned = -0.00112831 Jy
! Component: 1200  -  total flux cleaned = -0.00115264 Jy
! Component: 1250  -  total flux cleaned = -0.001177 Jy
! Component: 1300  -  total flux cleaned = -0.00122488 Jy
! Component: 1350  -  total flux cleaned = -0.00121289 Jy
! Component: 1400  -  total flux cleaned = -0.00124827 Jy
! Component: 1450  -  total flux cleaned = -0.00127179 Jy
! Component: 1500  -  total flux cleaned = -0.00131799 Jy
! Component: 1550  -  total flux cleaned = -0.00132955 Jy
! Component: 1600  -  total flux cleaned = -0.00138626 Jy
! Component: 1650  -  total flux cleaned = -0.00140861 Jy
! Component: 1700  -  total flux cleaned = -0.00143091 Jy
! Component: 1750  -  total flux cleaned = -0.00146421 Jy
! Component: 1800  -  total flux cleaned = -0.00150801 Jy
! Component: 1850  -  total flux cleaned = -0.00155162 Jy
! Component: 1900  -  total flux cleaned = -0.00155159 Jy
! Component: 1950  -  total flux cleaned = -0.00160515 Jy
! Component: 2000  -  total flux cleaned = -0.00161566 Jy
! Component: 2050  -  total flux cleaned = -0.00164736 Jy
! Component: 2100  -  total flux cleaned = -0.00166822 Jy
! Component: 2150  -  total flux cleaned = -0.00172019 Jy
! Component: 2200  -  total flux cleaned = -0.00173051 Jy
! Component: 2250  -  total flux cleaned = -0.0017408 Jy
! Component: 2300  -  total flux cleaned = -0.00178156 Jy
! Component: 2350  -  total flux cleaned = -0.00180182 Jy
! Component: 2400  -  total flux cleaned = -0.00183199 Jy
! Component: 2450  -  total flux cleaned = -0.0018519 Jy
! Component: 2500  -  total flux cleaned = -0.00188162 Jy
! Component: 2550  -  total flux cleaned = -0.00189153 Jy
! Component: 2600  -  total flux cleaned = -0.00193057 Jy
! Component: 2650  -  total flux cleaned = -0.00194998 Jy
! Component: 2700  -  total flux cleaned = -0.00195009 Jy
! Component: 2750  -  total flux cleaned = -0.00197885 Jy
! Component: 2800  -  total flux cleaned = -0.00198849 Jy
! Component: 2850  -  total flux cleaned = -0.00203595 Jy
! Component: 2900  -  total flux cleaned = -0.00203603 Jy
! Component: 2950  -  total flux cleaned = -0.00197974 Jy
! Component: 3000  -  total flux cleaned = -0.00201707 Jy
! Component: 3050  -  total flux cleaned = -0.00198924 Jy
! Component: 3100  -  total flux cleaned = -0.00196151 Jy
! Component: 3150  -  total flux cleaned = -0.00199832 Jy
! Component: 3200  -  total flux cleaned = -0.00199832 Jy
! Component: 3250  -  total flux cleaned = -0.00199832 Jy
! Component: 3300  -  total flux cleaned = -0.00194406 Jy
! Component: 3350  -  total flux cleaned = -0.00199807 Jy
! Component: 3400  -  total flux cleaned = -0.00200695 Jy
! Component: 3450  -  total flux cleaned = -0.00199801 Jy
! Component: 3500  -  total flux cleaned = -0.00199809 Jy
! Component: 3550  -  total flux cleaned = -0.00198044 Jy
! Component: 3600  -  total flux cleaned = -0.00196296 Jy
! Component: 3650  -  total flux cleaned = -0.00198041 Jy
! Component: 3700  -  total flux cleaned = -0.00192823 Jy
! Component: 3750  -  total flux cleaned = -0.00193691 Jy
! Component: 3800  -  total flux cleaned = -0.00194554 Jy
! Component: 3850  -  total flux cleaned = -0.00191988 Jy
! Component: 3900  -  total flux cleaned = -0.00192838 Jy
! Component: 3950  -  total flux cleaned = -0.00196228 Jy
! Component: 4000  -  total flux cleaned = -0.0019538 Jy
! Component: 4050  -  total flux cleaned = -0.00196217 Jy
! Total flux subtracted in 4096 components = -0.00193709 Jy
! Clean residual min=-0.000516 max=0.000537 Jy/beam
! Clean residual mean=0.000000 rms=0.000146 Jy/beam
! Combined flux in latest and established models = 0.224633 Jy
keep
! Adding 322 model components to the UV plane model.
! The established model now contains 412 components and 0.224633 Jy
![Exited script file: /opt64/bin/pima_mupet_01.dfm]
wmap   /image_prod/ug002_uva//J1309+5557_X_map.fits
! Inverting map 
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.137 x 1.546 at -26.06 degrees (North through East)
! Clean map  min=-0.00067662  max=0.17358 Jy/beam
! Writing clean map to FITS file: /image_prod/ug002_uva//J1309+5557_X_map.fits
wmodel /image_prod/ug002_uva//J1309+5557_X_map.mod
! Writing 412 model components to file: /image_prod/ug002_uva//J1309+5557_X_map.mod
wobs   /image_prod/ug002_uva//J1309+5557_X_uvs.fits
! Writing UV FITS file: /image_prod/ug002_uva//J1309+5557_X_uvs.fits
wwins  /image_prod/ug002_uva//J1309+5557_X_map.win
! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1309+5557_X_map.win
float peak_flux
peak_flux = peak(flux,max)
print "The peak flux is", peak_flux
! The peak flux is 0.17358 
invert
! Inverting map 
float image_rms
image_rms = imstat(rms)
print "The final image rms is",image_rms
! The final image rms is 0.000145439 
loglevs 100*3*image_rms/peak_flux
! The new contour levels are:
!  -0.251363 0.251363 0.502726 1.00545 2.01091 4.02181 8.04362 16.0872 32.1745 64.349
print "clev=      ", int(3*image_rms*10000)/10000
! clev=       0.0004 
print "peak=      ", int(1000*peak_flux)/1000
! peak=       0.173 
print "dyn_range= ", int(1000*peak_flux/image_rms)/1000
! dyn_range=  1193.49 
quit
! Quitting program
! Log file /image_prod/ug002_uva//J1309+5557_X_dfm.log closed on Thu Mar  5 01:04:30 2020