! Started logfile: /scr/pima/rdv96_uvs/J0840+4439_S_uvs.log on Sat Dec 21 00:23:03 2013
obs /scr/pima/rdv96_uvs/J0840+4439_S_uva.fits
! Reading UV FITS file: /scr/pima/rdv96_uvs/J0840+4439_S_uva.fits
! AN table 1: 44 integrations on 45 of 45 possible baselines.
! Apparent sampling: 1 visibilities/baseline/integration-bin.
! Found source: J0840+4439
! 
! 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  2.23299e+09        8e+06          1        8e+06
!  02        2  2.26299e+09        8e+06          1        8e+06
!  03        3  2.35299e+09        8e+06          1        8e+06
!  04        4  2.37299e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 0 lines of history.
! 
! Reading 7920 visibilities.
select RR
! 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 = 0.4 
print "taper_size =",taper_size
! taper_size = 20 
![@/home/lpetrov/bin/rdv_muppet /scr/pima/rdv96_uvs/J0840+4439_S]
integer clean_niter
clean_niter = 100
float clean_gain
clean_gain = 0.03
float dynam
dynam = 6.0
float soltime1
soltime1 = 800000
float soltime2
soltime2 = 15
float soltime3
soltime3 = 1
float thresh
thresh = 0.5
float win_mult
win_mult = 1.8
float old_peak
float new_peak
float flux_cutoff
selfant "",false
! 1:BR       self-cal  status=correctable  weight=1
! 1:FD       self-cal  status=correctable  weight=1
! 1:HN       self-cal  status=correctable  weight=1
! 1:KP       self-cal  status=correctable  weight=1
! 1:LA       self-cal  status=correctable  weight=1
! 1:MK       self-cal  status=correctable  weight=1
! 1:NL       self-cal  status=correctable  weight=1
! 1:OV       self-cal  status=correctable  weight=1
! 1:PT       self-cal  status=correctable  weight=1
! 1:SC       self-cal  status=correctable  weight=1
system "rm /tmp/ff.ff"
mapsize field_size, field_cell
! Map grid = 1024x1024 pixels with 0.400x0.400 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.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=1.010442Jy  sigma=2.656529
! Fit after  self-cal, rms=0.831411Jy  sigma=2.172886
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
print "=== Flag out IVS stations"
! === Flag out IVS stations 
integer lun
string  cfg_file
lun = outfile ( "/tmp/ff.ff" ) 
do i=1,nsub
  do j=1,ntel(i)
    fprintf lun, "%s\n", telname(j,i)
    end do
  end do
close ( lun )
system "/home/lpetrov/bin/dimap_flag_process.csh /tmp/ff.ff"
![@/tmp/ff.ff \]
![Exited script file: /tmp/ff.ff]
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=3.567 mas, bmaj=4.294 mas, bpa=-4.235 degrees
! Estimated noise=5.96306 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 = 0.131891 Jy
! Component: 100  -  total flux cleaned = 0.162326 Jy
! Total flux subtracted in 100 components = 0.162326 Jy
! Clean residual min=-0.005638 max=0.010596 Jy/beam
! Clean residual mean=-0.000016 rms=0.001366 Jy/beam
! Combined flux in latest and established models = 0.162326 Jy
! Performing phase self-cal
! Adding 7 model components to the UV plane model.
! The established model now contains 7 components and 0.162326 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.057289Jy  sigma=0.143048
! Fit after  self-cal, rms=0.057297Jy  sigma=0.143030
! Inverting map 
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0105216 Jy
! Component: 100  -  total flux cleaned = 0.0154576 Jy
! Total flux subtracted in 100 components = 0.0154576 Jy
! Clean residual min=-0.004615 max=0.004715 Jy/beam
! Clean residual mean=-0.000002 rms=0.001079 Jy/beam
! Combined flux in latest and established models = 0.177784 Jy
! Performing phase self-cal
! Adding 13 model components to the UV plane model.
! The established model now contains 19 components and 0.177784 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.055557Jy  sigma=0.136941
! Fit after  self-cal, rms=0.055573Jy  sigma=0.136934
! 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=4.552 mas, bmaj=5.406 mas, bpa=1.854 degrees
! Estimated noise=3.0993 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 = 0.00275036 Jy
! Component: 100  -  total flux cleaned = 0.00434177 Jy
! Component: 150  -  total flux cleaned = 0.00531443 Jy
! Component: 200  -  total flux cleaned = 0.00593402 Jy
! Total flux subtracted in 200 components = 0.00593402 Jy
! Clean residual min=-0.003254 max=0.003297 Jy/beam
! Clean residual mean=0.000019 rms=0.000800 Jy/beam
! Combined flux in latest and established models = 0.183718 Jy
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 36 components and 0.183718 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.055452Jy  sigma=0.136476
! Fit after  self-cal, rms=0.055456Jy  sigma=0.136472
! Inverting map 
print "=== Finished natural weighting clean for VLBI sites ==="
! === Finished natural weighting clean for VLBI sites === 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        0.98     HN        0.99     KP        1.00     
!   LA        1.16     MK        0.90     NL        0.98     OV        0.98     
!   PT        1.04     SC        0.93     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.05     HN        1.03     KP        1.02     
!   LA        1.04     MK        1.05     NL        1.03     OV        1.01     
!   PT        1.02     SC        1.03     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.07     HN        1.03     KP        0.90     
!   LA        0.98     MK        1.04     NL        1.10     OV        1.06     
!   PT        1.09     SC        0.94     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.10     HN        0.91     KP        0.83     
!   LA        0.83     MK        1.20     NL        1.04     OV        0.89     
!   PT        0.94     SC        1.04     
! 
! 
! Fit before self-cal, rms=0.055456Jy  sigma=0.136472
! Fit after  self-cal, rms=0.052303Jy  sigma=0.125055
dynam = dynam - 0.5
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=4.566 mas, bmaj=5.423 mas, bpa=3.149 degrees
! Estimated noise=3.10256 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 = 0.000130873 Jy
! Component: 100  -  total flux cleaned = 0.00011331 Jy
! Component: 150  -  total flux cleaned = 0.000112704 Jy
! Component: 200  -  total flux cleaned = 0.000112358 Jy
! Total flux subtracted in 200 components = 0.000112358 Jy
! Clean residual min=-0.001491 max=0.001755 Jy/beam
! Clean residual mean=0.000005 rms=0.000411 Jy/beam
! Combined flux in latest and established models = 0.18383 Jy
! Performing phase self-cal
! Adding 9 model components to the UV plane model.
! The established model now contains 42 components and 0.18383 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052291Jy  sigma=0.125027
! Fit after  self-cal, rms=0.052333Jy  sigma=0.124990
! Inverting map 
selfcal true, true, soltime1
! Performing amp+phase self-cal over 800000 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052333Jy  sigma=0.124990
! Fit after  self-cal, rms=0.052357Jy  sigma=0.124989
dynam = dynam - 0.75
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=4.567 mas, bmaj=5.424 mas, bpa=3.198 degrees
! Estimated noise=3.10259 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 3.75224e-05 Jy
! Component: 100  -  total flux cleaned = 4.9615e-05 Jy
! Component: 150  -  total flux cleaned = 3.77611e-05 Jy
! Component: 200  -  total flux cleaned = 4.95882e-05 Jy
! Total flux subtracted in 200 components = 4.95882e-05 Jy
! Clean residual min=-0.001473 max=0.001730 Jy/beam
! Clean residual mean=0.000005 rms=0.000410 Jy/beam
! Combined flux in latest and established models = 0.183879 Jy
selfcal
! Performing phase self-cal
! Adding 10 model components to the UV plane model.
! The established model now contains 43 components and 0.183879 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052349Jy  sigma=0.124976
! Fit after  self-cal, rms=0.052349Jy  sigma=0.124974
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 = 1.12012e-05 Jy
! Component: 100  -  total flux cleaned = -1.17678e-05 Jy
! Component: 150  -  total flux cleaned = -1.16845e-05 Jy
! Component: 200  -  total flux cleaned = -1.14266e-05 Jy
! Total flux subtracted in 200 components = -1.14266e-05 Jy
! Clean residual min=-0.001463 max=0.001714 Jy/beam
! Clean residual mean=0.000005 rms=0.000409 Jy/beam
! Combined flux in latest and established models = 0.183868 Jy
! Performing phase self-cal
! Adding 11 model components to the UV plane model.
! The established model now contains 45 components and 0.183868 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052343Jy  sigma=0.124965
! Fit after  self-cal, rms=0.052343Jy  sigma=0.124963
! Inverting map 
selfcal true, true, soltime2
! Performing amp+phase self-cal over 15 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052343Jy  sigma=0.124963
! Fit after  self-cal, rms=0.052220Jy  sigma=0.124635
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=4.561 mas, bmaj=5.418 mas, bpa=2.348 degrees
! Estimated noise=3.101 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 1.83574e-05 Jy
! Component: 100  -  total flux cleaned = -2.04125e-07 Jy
! Component: 150  -  total flux cleaned = -1.33387e-05 Jy
! Component: 200  -  total flux cleaned = -2.48424e-06 Jy
! Total flux subtracted in 200 components = -2.48424e-06 Jy
! Clean residual min=-0.001492 max=0.001727 Jy/beam
! Clean residual mean=0.000006 rms=0.000381 Jy/beam
! Combined flux in latest and established models = 0.183866 Jy
selfcal
! Performing phase self-cal
! Adding 11 model components to the UV plane model.
! The established model now contains 51 components and 0.183866 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052210Jy  sigma=0.124616
! Fit after  self-cal, rms=0.052212Jy  sigma=0.124614
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 (-27.6, -51.2).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0011855 Jy
! Component: 100  -  total flux cleaned = 0.00107556 Jy
! Component: 150  -  total flux cleaned = 0.00104945 Jy
! Component: 200  -  total flux cleaned = 0.00102592 Jy
! Total flux subtracted in 200 components = 0.00102592 Jy
! Clean residual min=-0.001436 max=0.001558 Jy/beam
! Clean residual mean=0.000005 rms=0.000359 Jy/beam
! Combined flux in latest and established models = 0.184892 Jy
! Performing phase self-cal
! Adding 21 model components to the UV plane model.
! The established model now contains 72 components and 0.184891 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052153Jy  sigma=0.124475
! Fit after  self-cal, rms=0.052153Jy  sigma=0.124470
! Inverting map 
! Added new window around map position (89.6, -16.8).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00079045 Jy
! Component: 100  -  total flux cleaned = 0.00082538 Jy
! Component: 150  -  total flux cleaned = 0.000856276 Jy
! Component: 200  -  total flux cleaned = 0.000807566 Jy
! Total flux subtracted in 200 components = 0.000807566 Jy
! Clean residual min=-0.001365 max=0.001535 Jy/beam
! Clean residual mean=0.000004 rms=0.000341 Jy/beam
! Combined flux in latest and established models = 0.185699 Jy
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 88 components and 0.185699 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052104Jy  sigma=0.124346
! Fit after  self-cal, rms=0.052103Jy  sigma=0.124341
! Inverting map 
! Added new window around map position (14.8, 17.2).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00136905 Jy
! Component: 100  -  total flux cleaned = 0.00190812 Jy
! Component: 150  -  total flux cleaned = 0.00208047 Jy
! Component: 200  -  total flux cleaned = 0.00219458 Jy
! Total flux subtracted in 200 components = 0.00219458 Jy
! Clean residual min=-0.001342 max=0.001497 Jy/beam
! Clean residual mean=0.000007 rms=0.000319 Jy/beam
! Combined flux in latest and established models = 0.187894 Jy
! Performing phase self-cal
! Adding 24 model components to the UV plane model.
! The established model now contains 103 components and 0.187894 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052057Jy  sigma=0.124231
! Fit after  self-cal, rms=0.052056Jy  sigma=0.124228
! Inverting map 
! Added new window around map position (54.8, 24.8).
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00122618 Jy
! Component: 100  -  total flux cleaned = 0.00181933 Jy
! Component: 150  -  total flux cleaned = 0.0022247 Jy
! Component: 200  -  total flux cleaned = 0.0024754 Jy
! Total flux subtracted in 200 components = 0.0024754 Jy
! Clean residual min=-0.001239 max=0.001235 Jy/beam
! Clean residual mean=0.000005 rms=0.000297 Jy/beam
! Combined flux in latest and established models = 0.190369 Jy
! Performing phase self-cal
! Adding 38 model components to the UV plane model.
! The established model now contains 123 components and 0.190369 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052021Jy  sigma=0.124130
! Fit after  self-cal, rms=0.052022Jy  sigma=0.124126
! 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 15 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.052022Jy  sigma=0.124126
! Fit after  self-cal, rms=0.051981Jy  sigma=0.124111
clean clean_niter,clean_gain
! Inverting map and beam 
! Estimated beam: bmin=8.308 mas, bmaj=9.059 mas, bpa=13.1 degrees
! Estimated noise=3.42581 mJy/beam.
! clean: niter=200  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.000592968 Jy
! Component: 100  -  total flux cleaned = 0.000944703 Jy
! Component: 150  -  total flux cleaned = 0.00127277 Jy
! Component: 200  -  total flux cleaned = 0.00159328 Jy
! Total flux subtracted in 200 components = 0.00159328 Jy
! Clean residual min=-0.001246 max=0.001137 Jy/beam
! Clean residual mean=0.000006 rms=0.000309 Jy/beam
! Combined flux in latest and established models = 0.191962 Jy
selfcal
! Performing phase self-cal
! Adding 25 model components to the UV plane model.
! The established model now contains 144 components and 0.191962 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051978Jy  sigma=0.124089
! Fit after  self-cal, rms=0.051978Jy  sigma=0.124088
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 = 0.000242891 Jy
! Component: 100  -  total flux cleaned = 0.00044911 Jy
! Component: 150  -  total flux cleaned = 0.000583345 Jy
! Component: 200  -  total flux cleaned = 0.000708781 Jy
! Total flux subtracted in 200 components = 0.000708781 Jy
! Clean residual min=-0.001203 max=0.001148 Jy/beam
! Clean residual mean=0.000005 rms=0.000302 Jy/beam
! Combined flux in latest and established models = 0.192671 Jy
! Performing phase self-cal
! Adding 34 model components to the UV plane model.
! The established model now contains 162 components and 0.192671 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.051976Jy  sigma=0.124077
! Fit after  self-cal, rms=0.051976Jy  sigma=0.124077
! Inverting map 
uvtaper 0,0
! No UV-taper is currently set.
win_mult = win_mult / 1.2
print "=== Finished amplitude self-cal for VLBA stations ==="
! === Finished amplitude self-cal for VLBA stations === 
unflag *
! Unflagging all baselines in the currently selected channels.
uncalib false, false, true
! uncal: All telescope correction flags have been un-done.
integer lun
lun = outfile ( "/tmp/ff.ff" )
do i=1,nsub
  do j=1,ntel(i)
    fprintf lun, "%s\n", telname(j,i)
    end do
  end do
close ( lun )
system "/home/lpetrov/bin/dimap_selfant_process.csh /tmp/ff.ff"
![@/tmp/ff.ff]
1:BR
! Syntax error in line:
! 1:BR
! ^
! Found constant: 1.000 
! Where a command or assignment expression was expected.
![Exited script file: /tmp/ff.ff]
![Exited script file: /home/lpetrov/bin/rdv_muppet]
! 
wmap "/scr/pima/rdv96_uvs/J0840+4439_S\_map.fits"
! Inverting map and beam 
! Estimated beam: bmin=4.561 mas, bmaj=5.418 mas, bpa=2.256 degrees
! Estimated noise=3.09772 mJy/beam.
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 4.561 x 5.418 at 2.256 degrees (North through East)
! Clean map  min=-0.0011748  max=0.17142 Jy/beam
! Writing clean map to FITS file: /scr/pima/rdv96_uvs/J0840+4439_S_map.fits
float peak_flux
peak_flux = peak(flux,max)
invert
! Inverting map 
float image_peak
image_peak = int(10000*peak_flux)/10000
float image_rms
image_rms  = int(100000*imstat(rms))/100000
print "========================================="
! ========================================= 
print "The image peak= ", image_peak, " rms= ", image_rms, " Jy"
! The image peak=  0.1714  rms=  0.00028  Jy 
quit
! Quitting program
! Log file /scr/pima/rdv96_uvs/J0840+4439_S_uvs.log closed on Sat Dec 21 00:23:06 2013