! Started logfile: 1739+522_X.log on Thu Nov 19 11:13:34 1998
observe 1739+522_X.edt
! Reading UV FITS file: 1739+522_X.edt
! AN table 1: 140 integrations on 105 of 105 possible baselines.
! AN table 2: 114 integrations on 115 of 136 possible baselines.
! AN table 3: 64 integrations on 105 of 105 possible baselines.
! AN table 4: 31 integrations on 5 of 10 possible baselines.
! Apparent sampling: 0.154447 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 1739+522
! 
! 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 748 lines of history.
! 
! Reading 21428 visibilities.
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
uvweigh 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.
mapsi 1024,0.1
! Map grid = 1024x1024 pixels with 0.100x0.100 milli-arcsec cellsize.
mapp
! Inverting map and beam 
! Estimated beam: bmin=0.7465 mas, bmaj=0.8822 mas, bpa=-47.1 degrees
! Estimated noise=1.15683 mJy/beam.
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1.5
! Added new window around map position (0, 0).
clean
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 1.81673 Jy
! Component: 100  -  total flux cleaned = 2.03152 Jy
! Total flux subtracted in 100 components = 2.03152 Jy
! Clean residual min=-0.014845 max=0.042257 Jy/beam
! Clean residual mean=0.000194 rms=0.005027 Jy/beam
! Combined flux in latest and established models = 2.03152 Jy
selfcal
! Performing phase self-cal
! Adding 22 model components to the UV plane model.
! The established model now contains 22 components and 2.03152 Jy
! 
! Correcting IF 1.
!  A total of 1783 telescope corrections were flagged in sub-array 1.
!  A total of 1599 telescope corrections were flagged in sub-array 2.
!  A total of 730 telescope corrections were flagged in sub-array 3.
!  A total of 155 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 2.
!  A total of 1783 telescope corrections were flagged in sub-array 1.
!  A total of 1599 telescope corrections were flagged in sub-array 2.
!  A total of 730 telescope corrections were flagged in sub-array 3.
!  A total of 155 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 3.
!  A total of 1783 telescope corrections were flagged in sub-array 1.
!  A total of 1599 telescope corrections were flagged in sub-array 2.
!  A total of 680 telescope corrections were flagged in sub-array 3.
!  A total of 155 telescope corrections were flagged in sub-array 4.
! 
! Correcting IF 4.
!  A total of 1783 telescope corrections were flagged in sub-array 1.
!  A total of 1599 telescope corrections were flagged in sub-array 2.
!  A total of 680 telescope corrections were flagged in sub-array 3.
!  A total of 155 telescope corrections were flagged in sub-array 4.
! 
! Fit before self-cal, rms=0.158829Jy  sigma=0.779686
! Fit after  self-cal, rms=0.158186Jy  sigma=0.776792
mapp
! Inverting map and beam 
! Estimated beam: bmin=0.7456 mas, bmaj=0.8819 mas, bpa=-47.11 degrees
! Estimated noise=1.15874 mJy/beam.
! 
! Move the cursor into the plot window and press 'H' for help
clean
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.0674427 Jy
! Component: 100  -  total flux cleaned = 0.0881704 Jy
! Total flux subtracted in 100 components = 0.0881704 Jy
! Clean residual min=-0.015404 max=0.024832 Jy/beam
! Clean residual mean=0.000078 rms=0.003642 Jy/beam
! Combined flux in latest and established models = 2.11969 Jy
selfcal
! Performing phase self-cal
! Adding 26 model components to the UV plane model.
! The established model now contains 40 components and 2.11969 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.143490Jy  sigma=0.705161
! Fit after  self-cal, rms=0.143466Jy  sigma=0.705034
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.00513988 Jy
! Component: 100  -  total flux cleaned = 0.00685561 Jy
! Total flux subtracted in 100 components = 0.00685561 Jy
! Clean residual min=-0.015554 max=0.024419 Jy/beam
! Clean residual mean=0.000070 rms=0.003601 Jy/beam
! Combined flux in latest and established models = 2.12655 Jy
selfcal
! Performing phase self-cal
! Adding 13 model components to the UV plane model.
! The established model now contains 41 components and 2.12655 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.142059Jy  sigma=0.698101
! Fit after  self-cal, rms=0.142048Jy  sigma=0.698046
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
radp
! Using default options string "m1"
! Move the cursor into the plot window and press 'H' for help
gscale true
! Performing overall amplitude self-cal
! 
! Correcting IF 1.
!  A total of 36 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        0.99     GC        1.00     GN        1.00     
!   HN        0.98     KP        0.99     LA        0.97     MC        1.10     
!   MK        0.99     NL        1.00     ON        1.03     OV        0.99     
!   PT        1.00     SC        0.93     WF        1.02     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.00     GC        0.97     GN        0.97     
!   HN        0.98     KK        1.00*    KP        1.01     LA        1.00     
!   MC        1.01     MK        1.03     NL        1.00     NY        1.02     
!   ON        1.00*    OV        1.01     PT        1.01     SC        0.92     
!   WF        1.00     
! 
!  A total of 60 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.36     FD        0.97     GC        1.00*    HN        1.01     
!   KK        0.96     KP        0.99     LA        1.00     MC        1.14     
!   MK        1.00     NL        1.01     ON        1.00*    OV        0.99     
!   PT        1.00     SC        0.98     WF        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   GC        0.00*    KK        0.00*    MK        0.00*    ON        0.00*    
!   WF        0.00*    
! 
! 
! Correcting IF 2.
!  A total of 36 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.00     GC        0.98     GN        1.02     
!   HN        0.97     KP        0.98     LA        0.97     MC        1.08     
!   MK        0.98     NL        1.00     ON        1.02     OV        0.99     
!   PT        1.00     SC        0.97     WF        1.04     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        1.01     GC        0.94     GN        0.97     
!   HN        0.97     KK        1.00*    KP        1.01     LA        1.00     
!   MC        0.99     MK        1.03     NL        1.00     NY        1.02     
!   ON        1.00*    OV        1.02     PT        1.01     SC        0.95     
!   WF        1.02     
! 
!  A total of 60 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.42     FD        0.99     GC        1.00*    HN        1.01     
!   KK        0.96     KP        0.98     LA        1.00     MC        1.13     
!   MK        1.00     NL        1.01     ON        1.00*    OV        0.99     
!   PT        0.99     SC        1.02     WF        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   GC        0.00*    KK        0.00*    MK        0.00*    ON        0.00*    
!   WF        0.00*    
! 
! 
! Correcting IF 3.
!  A total of 36 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        1.00     GC        1.02     GN        1.03     
!   HN        0.96     KP        0.99     LA        0.98     MC        1.09     
!   MK        0.98     NL        1.01     ON        0.98     OV        1.00     
!   PT        1.02     SC        0.96     WF        1.06     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.02     GC        0.95     GN        0.97     
!   HN        0.97     KK        1.00*    KP        1.02     LA        1.00     
!   MC        0.99     MK        1.03     NL        1.01     NY        1.01     
!   ON        1.00*    OV        1.02     PT        1.03     SC        0.94     
!   WF        1.01     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        0.99     GC        1.02     HN        1.00     
!   KK        0.94     KP        0.99     LA        1.01     MC        1.12     
!   MK        0.99     NL        1.02     ON        1.00*    OV        1.00     
!   PT        1.00     SC        1.02     WF        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   GC        0.00*    KK        0.00*    MK        0.00*    ON        0.00*    
!   WF        0.00*    
! 
! 
! Correcting IF 4.
!  A total of 36 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.01     FD        1.00     GC        1.04     GN        1.04     
!   HN        0.96     KP        0.99     LA        0.97     MC        1.10     
!   MK        0.99     NL        1.00     ON        0.96     OV        1.00     
!   PT        1.02     SC        0.96     WF        1.06     
! 
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        1.02     GC        0.99     GN        0.98     
!   HN        0.97     KK        1.00*    KP        1.02     LA        1.00     
!   MC        0.99     MK        1.04     NL        1.00     NY        1.02     
!   ON        1.00*    OV        1.01     PT        1.03     SC        0.94     
!   WF        1.02     
! 
!  A total of 12 telescope corrections were flagged in sub-array 3.
!  Telescope amplitude corrections in sub-array 3:
!   BR        1.01     FD        0.98     GC        1.05     HN        1.00     
!   KK        0.95     KP        0.99     LA        1.01     MC        1.16     
!   MK        0.99     NL        1.00     ON        1.00*    OV        1.00     
!   PT        1.00     SC        1.02     WF        1.00*    
! 
!  Telescope amplitude corrections in sub-array 4:
!   GC        0.00*    KK        0.00*    MK        0.00*    ON        0.00*    
!   WF        0.00*    
! 
! 
! Fit before self-cal, rms=0.142048Jy  sigma=0.698046
! Fit after  self-cal, rms=0.102740Jy  sigma=0.497318
radp
! Using default options string "m1"
! Move the cursor into the plot window and press 'H' for help
clean
! Inverting map and beam 
! Estimated beam: bmin=0.7463 mas, bmaj=0.8879 mas, bpa=-45.57 degrees
! Estimated noise=1.17451 mJy/beam.
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.0044312 Jy
! Component: 100  -  total flux cleaned = 0.00446367 Jy
! Total flux subtracted in 100 components = 0.00446367 Jy
! Clean residual min=-0.007848 max=0.011841 Jy/beam
! Clean residual mean=0.000103 rms=0.001652 Jy/beam
! Combined flux in latest and established models = 2.13101 Jy
selfcal
! Performing phase self-cal
! Adding 15 model components to the UV plane model.
! The established model now contains 53 components and 2.13101 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100930Jy  sigma=0.488279
! Fit after  self-cal, rms=0.100935Jy  sigma=0.488196
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
peakw 2
! Added new window around map position (1.2, 2.2).
mapp
! 
! Move the cursor into the plot window and press 'H' for help
selfcal true,true
! Performing amp+phase self-cal
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.100935Jy  sigma=0.488196
! Fit after  self-cal, rms=0.087317Jy  sigma=0.421509
clean
! Inverting map and beam 
! Estimated beam: bmin=0.7487 mas, bmaj=0.8848 mas, bpa=-44.88 degrees
! Estimated noise=1.17553 mJy/beam.
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.00242324 Jy
! Component: 100  -  total flux cleaned = 0.00181033 Jy
! Total flux subtracted in 100 components = 0.00181033 Jy
! Clean residual min=-0.004432 max=0.009029 Jy/beam
! Clean residual mean=0.000065 rms=0.001150 Jy/beam
! Combined flux in latest and established models = 2.13282 Jy
selfcal
! Performing phase self-cal
! Adding 9 model components to the UV plane model.
! The established model now contains 61 components and 2.13282 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.086536Jy  sigma=0.417686
! Fit after  self-cal, rms=0.086531Jy  sigma=0.417660
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1.5
! Added new window around map position (-0.3, 2.1).
mapp
! 
! Move the cursor into the plot window and press 'H' for help
clean
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.00817999 Jy
! Component: 100  -  total flux cleaned = 0.00866335 Jy
! Total flux subtracted in 100 components = 0.00866335 Jy
! Clean residual min=-0.004837 max=0.005971 Jy/beam
! Clean residual mean=0.000055 rms=0.001034 Jy/beam
! Combined flux in latest and established models = 2.14149 Jy
selfcal
! Performing phase self-cal
! Adding 14 model components to the UV plane model.
! The established model now contains 69 components and 2.14149 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085787Jy  sigma=0.413927
! Fit after  self-cal, rms=0.085765Jy  sigma=0.413825
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.000659735 Jy
! Component: 100  -  total flux cleaned = 0.000830505 Jy
! Total flux subtracted in 100 components = 0.000830505 Jy
! Clean residual min=-0.004822 max=0.005804 Jy/beam
! Clean residual mean=0.000054 rms=0.001018 Jy/beam
! Combined flux in latest and established models = 2.14232 Jy
selfcal
! Performing phase self-cal
! Adding 15 model components to the UV plane model.
! The established model now contains 72 components and 2.14232 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.085569Jy  sigma=0.412840
! Fit after  self-cal, rms=0.085568Jy  sigma=0.412831
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
save 1739+522_X
! Writing UV FITS file: 1739+522_X.uvf
! Writing 72 model components to file: 1739+522_X.mod
! wwins: Wrote 2 windows to 1739+522_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7487 x 0.8848 at -44.88 degrees (North through East)
! Clean map  min=-0.0039974  max=1.9543 Jy/beam
! Writing clean map to FITS file: 1739+522_X.fits
! Writing difmap environment to: 1739+522_X.par
device 1739+522_Xuv.ps/vps,1,2
! Attempting to open device: '1739+522_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
device 1739+522_Xim.ps/vps
! Attempting to open device: '1739+522_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=0.7487 mas, bmaj=0.8848 mas, bpa=-44.88 degrees
! Estimated noise=1.17553 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.7487 x 0.8848 at -44.88 degrees (North through East)
! Clean map  min=-0.0039974  max=1.9543 Jy/beam
quit
! Quitting program
! Log file 1739+522_X.log closed on Thu Nov 19 11:18:27 1998