! Started logfile: 0745+241_X.log on Wed May 14 11:43:14 2008
observe 0745+241_X.edt
! Reading UV FITS file: 0745+241_X.edt
! AN table 1: 51 integrations on 153 of 153 possible baselines.
! Apparent sampling: 0.114699 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 0745+241
! 
! 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  8.40997e+09        8e+06          1        8e+06
!  02        2  8.47997e+09        8e+06          1        8e+06
!  03        3  8.79497e+09        8e+06          1        8e+06
!  04        4  8.89997e+09        8e+06          1        8e+06
! 
! Polarization(s): RR
! 
! Read 938 lines of history.
! 
! Reading 3580 visibilities.
![@gonzo8-0.1 0745+241_X]
print "***********************************"
! *********************************** 
print "*** Using gonzo instruction set ***"
! *** Using gonzo instruction set *** 
print "***********************************"
! *********************************** 
float field_size
field_size = 1024
float field_cell
field_cell = 0.1
integer clean_niter
clean_niter = 50
float clean_gain
clean_gain = 0.03
float dynam
dynam = 8.0
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 0.100x0.100 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 728 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 725 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 737 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 708 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.416858Jy  sigma=0.005483
! Fit after  self-cal, rms=0.416776Jy  sigma=0.005505
! 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=0.7917 mas, bmaj=1.301 mas, bpa=7.754 degrees
! Estimated noise=1531.12 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 = 0.460438 Jy
! Total flux subtracted in 50 components = 0.460438 Jy
! Clean residual min=-0.024707 max=0.128413 Jy/beam
! Clean residual mean=-0.000358 rms=0.009182 Jy/beam
! Combined flux in latest and established models = 0.460438 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 0.460438 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.191726Jy  sigma=0.002900
! Fit after  self-cal, rms=0.191728Jy  sigma=0.002900
! Inverting map 
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.109159 Jy
! Total flux subtracted in 50 components = 0.109159 Jy
! Clean residual min=-0.018133 max=0.056773 Jy/beam
! Clean residual mean=-0.000263 rms=0.005500 Jy/beam
! Combined flux in latest and established models = 0.569597 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.569597 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.129874Jy  sigma=0.001914
! Fit after  self-cal, rms=0.129864Jy  sigma=0.001913
! Inverting map 
! Added new window around map position (-3.1, 1.8).
! clean: niter=50  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0564865 Jy
! Total flux subtracted in 50 components = 0.0564865 Jy
! Clean residual min=-0.014996 max=0.027621 Jy/beam
! Clean residual mean=-0.000206 rms=0.004054 Jy/beam
! Combined flux in latest and established models = 0.626084 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 12 components and 0.626084 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.110361Jy  sigma=0.001561
! Fit after  self-cal, rms=0.109707Jy  sigma=0.001555
! 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=0.9436 mas, bmaj=1.393 mas, bpa=7.279 degrees
! Estimated noise=1071.34 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 = 0.0443574 Jy
! Component: 100  -  total flux cleaned = 0.0696494 Jy
! Total flux subtracted in 100 components = 0.0696494 Jy
! Clean residual min=-0.010699 max=0.014157 Jy/beam
! Clean residual mean=-0.000217 rms=0.003102 Jy/beam
! Combined flux in latest and established models = 0.695733 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 26 model components to the UV plane model.
! The established model now contains 29 components and 0.695733 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.096860Jy  sigma=0.001255
! Fit after  self-cal, rms=0.096409Jy  sigma=0.001250
! 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 60 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.14     GC        0.99     HH        1.00*    
!   HN        0.98     KK        1.00     KP        0.95     LA        0.95     
!   MC        1.00*    MK        1.01     NL        1.00     NY        1.00*    
!   ON        1.00*    OV        1.00     PT        0.93     SC        1.08     
!   WF        1.10     WZ        1.00*    
! 
! 
! Correcting IF 2.
!  A total of 63 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.99     FD        1.20     GC        0.99     HH        1.00*    
!   HN        0.97     KK        1.05     KP        0.97     LA        0.95     
!   MC        1.00*    MK        0.99     NL        0.97     NY        1.00*    
!   ON        1.00*    OV        0.97     PT        0.97     SC        1.09     
!   WF        1.13     WZ        1.00*    
! 
! 
! Correcting IF 3.
!  A total of 57 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        0.97     FD        1.22     GC        1.02     HH        1.00*    
!   HN        0.97     KK        1.01     KP        0.98     LA        0.96     
!   MC        1.00*    MK        0.99     NL        0.98     NY        1.00*    
!   ON        1.00*    OV        0.99     PT        0.94     SC        1.10     
!   WF        1.00*    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        0.96     FD        1.18     GC        1.06     HH        1.00*    
!   HN        0.96     KK        1.01     KP        0.96     LA        0.95     
!   MC        1.00*    MK        0.97     NL        0.99     NY        1.05     
!   ON        1.00*    OV        0.98     PT        0.98     SC        1.13     
!   WF        1.27     WZ        1.00*    
! 
! 
! Fit before self-cal, rms=0.096409Jy  sigma=0.001250
! Fit after  self-cal, rms=0.086227Jy  sigma=0.001104
dynam = dynam - 0.5
doamp = false
flux_cutoff = imstat(rms) * dynam
! Inverting map and beam 
! Estimated beam: bmin=0.9358 mas, bmaj=1.52 mas, bpa=4.075 degrees
! Estimated noise=1078.77 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 = 0.0121174 Jy
! Component: 100  -  total flux cleaned = 0.0129297 Jy
! Total flux subtracted in 100 components = 0.0129297 Jy
! Clean residual min=-0.006237 max=0.006066 Jy/beam
! Clean residual mean=-0.000038 rms=0.001633 Jy/beam
! Combined flux in latest and established models = 0.708663 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 20 model components to the UV plane model.
! The established model now contains 48 components and 0.708663 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085053Jy  sigma=0.001071
! Fit after  self-cal, rms=0.084914Jy  sigma=0.001070
! 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 = 0.00264705 Jy
! Component: 100  -  total flux cleaned = 0.00364856 Jy
! Total flux subtracted in 100 components = 0.00364856 Jy
! Clean residual min=-0.005755 max=0.005811 Jy/beam
! Clean residual mean=-0.000031 rms=0.001539 Jy/beam
! Combined flux in latest and established models = 0.712311 Jy
! Performing amp+phase self-cal over 1 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 61 components and 0.712312 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.084604Jy  sigma=0.001062
! Fit after  self-cal, rms=0.082460Jy  sigma=0.001029
! Inverting map and beam 
! Estimated beam: bmin=0.9337 mas, bmaj=1.517 mas, bpa=4.383 degrees
! Estimated noise=1079.82 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 = 0.00517091 Jy
! Component: 100  -  total flux cleaned = 0.00708571 Jy
! Total flux subtracted in 100 components = 0.00708571 Jy
! Clean residual min=-0.005253 max=0.005260 Jy/beam
! Clean residual mean=-0.000022 rms=0.001316 Jy/beam
! Combined flux in latest and established models = 0.719397 Jy
! Performing phase self-cal over 0.6 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 72 components and 0.719397 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.082241Jy  sigma=0.001023
! Fit after  self-cal, rms=0.082202Jy  sigma=0.001022
! Inverting map 
print "***********************************"
! *********************************** 
print "*** Finished Amplitude Self-Cal ***"
! *** Finished Amplitude Self-Cal *** 
print "***********************************"
! *********************************** 
save 0745+241_X
! Writing UV FITS file: 0745+241_X.uvf
! Writing 72 model components to file: 0745+241_X.mod
! wwins: Wrote 2 windows to 0745+241_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9337 x 1.517 at 4.383 degrees (North through East)
! Clean map  min=-0.0050779  max=0.59311 Jy/beam
! Writing clean map to FITS file: 0745+241_X.fits
! Writing difmap environment to: 0745+241_X.par
print "****************************"
! **************************** 
print "*** Now, make some plots ***"
! *** Now, make some plots *** 
print "****************************"
! **************************** 
![@gonzo_plot 0745+241_X]
device 0745+241_Xuv.ps/vps,1,2
! Attempting to open device: '0745+241_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
! Using default options string ""
device 0745+241_Xim.ps/vps
! Attempting to open device: '0745+241_Xim.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=0.9337 mas, bmaj=1.517 mas, bpa=4.383 degrees
! Estimated noise=1079.82 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9337 x 1.517 at 4.383 degrees (North through East)
! Clean map  min=-0.0050779  max=0.59311 Jy/beam
![Exited script file: gonzo_plot]
![Exited script file: gonzo8-0.1]
quit
! Quitting program
! Log file 0745+241_X.log closed on Wed May 14 11:43:22 2008