! Started logfile: 2234+282_S.log on Mon Jun 23 11:55:00 2008
observe 2234+282_S.edt
! Reading UV FITS file: 2234+282_S.edt
! AN table 1: 80 integrations on 190 of 190 possible baselines.
! Apparent sampling: 0.185526 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2234+282
! 
! 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  2.22497e+09        8e+06          1        8e+06
!  02        2  2.24497e+09        8e+06          1        8e+06
!  03        3  2.33497e+09        8e+06          1        8e+06
!  04        4  2.36497e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 1901 lines of history.
! 
! Reading 11280 visibilities.
![@gonzo7-0.4 2234+282_S]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.4
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 7.0
float win_mult
win_mult = 1.8
float solint
solint = 3.6/6.0
logical doflt
doflt = true
logical doamp
float new_peak
float flux_cutoff
mapsize field_size,field_cell
! Map grid = 1024x1024 pixels with 0.400x0.400 milli-arcsec cellsize.
select
! 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
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 1265 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 1259 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 1259 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 1259 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.477908Jy  sigma=5.083414
! Fit after  self-cal, rms=0.475967Jy  sigma=5.085597
! clrmod: Cleared the established, tentative and continuum models.
! Redundant starting model cleared.
uvweight 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.
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=1.903 mas, bmaj=3.932 mas, bpa=1.783 degrees
! Estimated noise=1.09647 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (0, 0).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.972489 Jy
! Total flux subtracted in 50 components = 0.972489 Jy
! Clean residual min=-0.042811 max=0.271259 Jy/beam
! Clean residual mean=-0.000289 rms=0.014331 Jy/beam
! Combined flux in latest and established models = 0.972489 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 1 model components to the UV plane model.
! The established model now contains 1 components and 0.972489 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.494852Jy  sigma=5.388488
! Fit after  self-cal, rms=0.494852Jy  sigma=5.388487
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.234954 Jy
! Total flux subtracted in 50 components = 0.234954 Jy
! Clean residual min=-0.039574 max=0.093885 Jy/beam
! Clean residual mean=-0.000137 rms=0.008548 Jy/beam
! Combined flux in latest and established models = 1.20744 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 5 model components to the UV plane model.
! The established model now contains 5 components and 1.20744 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.370366Jy  sigma=3.358380
! Fit after  self-cal, rms=0.370345Jy  sigma=3.358281
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0982006 Jy
! Total flux subtracted in 50 components = 0.0982006 Jy
! Clean residual min=-0.032429 max=0.042678 Jy/beam
! Clean residual mean=-0.000075 rms=0.007184 Jy/beam
! Combined flux in latest and established models = 1.30564 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 4 model components to the UV plane model.
! The established model now contains 6 components and 1.30564 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.343703Jy  sigma=2.982462
! Fit after  self-cal, rms=0.343619Jy  sigma=2.980852
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Uniform Weighting CLEAN ***"
! *** Finished Uniform Weighting CLEAN *** 
print "****************************************"
! **************************************** 
uvweight 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
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.255 mas, bmaj=4.23 mas, bpa=-1.621 degrees
! Estimated noise=0.752978 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0424251 Jy
! Component: 100  -  total flux cleaned = 0.0519992 Jy
! Total flux subtracted in 100 components = 0.0519992 Jy
! Clean residual min=-0.040547 max=0.032467 Jy/beam
! Clean residual mean=-0.000152 rms=0.007221 Jy/beam
! Combined flux in latest and established models = 1.35764 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 7 model components to the UV plane model.
! The established model now contains 9 components and 1.35764 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.334905Jy  sigma=2.959183
! Fit after  self-cal, rms=0.334854Jy  sigma=2.958577
! Inverting map 
print "****************************************"
! **************************************** 
print "*** Finished Natural Weighting CLEAN ***"
! *** Finished Natural Weighting CLEAN *** 
print "****************************************"
! **************************************** 
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  A total of 27 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.91     FD        1.05     GC        1.03     HH        1.00*    
!   HN        0.92     KK        0.86     KP        1.07     LA        0.83     
!   MA        1.00*    MC        1.00*    MK        0.82     NL        1.09     
!   NY        0.61     ON        1.00*    OV        1.09     PT        0.98     
!   SC        1.01     TS        1.08     WF        1.03     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        0.97     GC        0.95     HH        1.00*    
!   HN        1.03     KK        0.82     KP        1.08     LA        1.00     
!   MA        1.00*    MC        1.00*    MK        1.04     NL        1.03     
!   NY        1.10     ON        1.00*    OV        1.09     PT        0.92     
!   SC        0.98     TS        1.00     WF        1.10     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.92     FD        1.08     GC        1.05     HH        1.00*    
!   HN        1.06     KK        0.67     KP        1.19     LA        1.00     
!   MA        1.00*    MC        1.00*    MK        1.10     NL        0.91     
!   NY        1.15     ON        1.00*    OV        1.00     PT        1.04     
!   SC        1.04     TS        1.02     WF        1.09     WZ        1.00*    
! 
! 
! Correcting IF 4.
!  A total of 33 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.93     FD        0.91     GC        1.01     HH        1.00*    
!   HN        1.08     KK        0.58     KP        1.02     LA        1.13     
!   MA        1.00*    MC        1.00*    MK        1.11     NL        0.99     
!   NY        1.18     ON        1.00*    OV        0.94     PT        1.03     
!   SC        1.05     TS        1.05     WF        1.08     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.334854Jy  sigma=2.958577
! Fit after  self-cal, rms=0.159506Jy  sigma=1.397684
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=2.272 mas, bmaj=4.231 mas, bpa=-2.636 degrees
! Estimated noise=0.746161 mJy/beam.
repeat
  if (peak(flux) > flux_cutoff) peakwin win_mult
  clean clean_niter,clean_gain
  flux_cutoff = imstat(rms) * dynam
  selfcal doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! Added new window around map position (-2, -1.6).
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.012292 Jy
! Component: 100  -  total flux cleaned = 0.0133377 Jy
! Total flux subtracted in 100 components = 0.0133377 Jy
! Clean residual min=-0.007956 max=0.009067 Jy/beam
! Clean residual mean=0.000538 rms=0.001906 Jy/beam
! Combined flux in latest and established models = 1.37098 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 15 components and 1.37098 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.156050Jy  sigma=1.355297
! Fit after  self-cal, rms=0.155892Jy  sigma=1.352386
! Inverting map 
dynam = dynam - 1.0
doamp = true
solint = solint * (6.0/3.6)
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 doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00134014 Jy
! Component: 100  -  total flux cleaned = 0.00253094 Jy
! Total flux subtracted in 100 components = 0.00253094 Jy
! Clean residual min=-0.006991 max=0.008373 Jy/beam
! Clean residual mean=0.000532 rms=0.001811 Jy/beam
! Combined flux in latest and established models = 1.37351 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 11 model components to the UV plane model.
! The established model now contains 21 components and 1.37351 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154910Jy  sigma=1.345151
! Fit after  self-cal, rms=0.149058Jy  sigma=1.240118
! Inverting map and beam 
! Estimated beam: bmin=2.271 mas, bmaj=4.224 mas, bpa=-2.875 degrees
! Estimated noise=0.745277 mJy/beam.
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00428547 Jy
! Component: 100  -  total flux cleaned = 0.00517867 Jy
! Total flux subtracted in 100 components = 0.00517867 Jy
! Clean residual min=-0.005831 max=0.006403 Jy/beam
! Clean residual mean=0.000398 rms=0.001335 Jy/beam
! Combined flux in latest and established models = 1.37869 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 25 components and 1.37869 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.148090Jy  sigma=1.228032
! Fit after  self-cal, rms=0.147653Jy  sigma=1.219244
! Inverting map and beam 
! Estimated beam: bmin=2.272 mas, bmaj=4.221 mas, bpa=-3.01 degrees
! Estimated noise=0.745607 mJy/beam.
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00254153 Jy
! Component: 100  -  total flux cleaned = 0.00303999 Jy
! Total flux subtracted in 100 components = 0.00303999 Jy
! Clean residual min=-0.005528 max=0.005816 Jy/beam
! Clean residual mean=0.000352 rms=0.001192 Jy/beam
! Combined flux in latest and established models = 1.38173 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 27 components and 1.38173 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.147004Jy  sigma=1.212006
! Fit after  self-cal, rms=0.146933Jy  sigma=1.208558
! Inverting map and beam 
! Estimated beam: bmin=2.274 mas, bmaj=4.218 mas, bpa=-3.131 degrees
! Estimated noise=0.745783 mJy/beam.
doamp = false
solint = solint / (6.0/3.6)
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 doamp, doflt, solint
  new_peak = peak(flux)
  until(new_peak<=flux_cutoff)
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00118446 Jy
! Component: 100  -  total flux cleaned = 0.00181951 Jy
! Total flux subtracted in 100 components = 0.00181951 Jy
! Clean residual min=-0.005266 max=0.005402 Jy/beam
! Clean residual mean=0.000318 rms=0.001103 Jy/beam
! Combined flux in latest and established models = 1.38355 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 29 components and 1.38355 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.146465Jy  sigma=1.203775
! Fit after  self-cal, rms=0.146438Jy  sigma=1.203218
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 2234+282_S
! Writing UV FITS file: 2234+282_S.uvf
! Writing 29 model components to file: 2234+282_S.mod
! wwins: Wrote 2 windows to 2234+282_S.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.274 x 4.218 at -3.131 degrees (North through East)
! Clean map  min=-0.0048968  max=1.2589 Jy/beam
! Writing clean map to FITS file: 2234+282_S.fits
! Writing difmap environment to: 2234+282_S.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 2234+282_S]
device 2234+282_Suv.ps/vps,1,2
! Attempting to open device: '2234+282_Suv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 2234+282_Sim.ps/vps
! Attempting to open device: '2234+282_Sim.ps/vps'
uvweight 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.
loglevs -1,2048,2
! The new contour levels are:
!  -1 1 2 4 8 16 32 64 128 256 512 1024 2048
cmul = imstat(rms)*3
! Inverting map and beam 
! Estimated beam: bmin=2.274 mas, bmaj=4.218 mas, bpa=-3.131 degrees
! Estimated noise=0.745783 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 2.274 x 4.218 at -3.131 degrees (North through East)
! Clean map  min=-0.0048968  max=1.2589 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo7-0.4]
quit
! Quitting program
! Log file 2234+282_S.log closed on Mon Jun 23 11:55:12 2008