! Started logfile: 2147+077_X.log on Tue Feb 24 13:14:22 1998
observe 2147+077_X.edt
! Reading UV FITS file: 2147+077_X.edt
! AN table 1: 20 integrations on 37 of 45 possible baselines.
! Apparent sampling: 0.698649 visibilities/baseline/integration-bin.
! Found source: 2147+077
! 
! 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 724 lines of history.
! 
! Reading 2068 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
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.
mapsi 1024,0.1
! Map grid = 1024x1024 pixels with 0.100x0.100 milli-arcsec cellsize.
mapp
! Inverting map and beam 
! Estimated beam: bmin=1.633 mas, bmaj=3.237 mas, bpa=-5.782 degrees
! Estimated noise=4.01099 mJy/beam.
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1
! Added new window around map position (0, 0).
clean 100
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.131124 Jy
! Component: 100  -  total flux cleaned = 0.159258 Jy
! Total flux subtracted in 100 components = 0.159258 Jy
! Clean residual min=-0.013150 max=0.031770 Jy/beam
! Clean residual mean=-0.000044 rms=0.005153 Jy/beam
! Combined flux in latest and established models = 0.159258 Jy
selfcal false,false,0.6
! Performing phase self-cal over 0.6 minute time intervals
! Adding 36 model components to the UV plane model.
! The established model now contains 36 components and 0.159258 Jy
! 
! Correcting IF 1.
!  A total of 104 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 116 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 92 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 116 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.083535Jy  sigma=0.413925
! Fit after  self-cal, rms=0.083386Jy  sigma=0.413273
mapp
! Inverting map and beam 
! Estimated beam: bmin=1.635 mas, bmaj=3.236 mas, bpa=-5.779 degrees
! Estimated noise=4.01121 mJy/beam.
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1
! Added new window around map position (2.9, 9.9).
mapp
! 
! Move the cursor into the plot window and press 'H' for help
clean 100
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.0335766 Jy
! Component: 100  -  total flux cleaned = 0.0483758 Jy
! Total flux subtracted in 100 components = 0.0483758 Jy
! Clean residual min=-0.008875 max=0.011725 Jy/beam
! Clean residual mean=-0.000035 rms=0.002724 Jy/beam
! Combined flux in latest and established models = 0.207633 Jy
selfcal false,false,0.6
! Performing phase self-cal over 0.6 minute time intervals
! Adding 21 model components to the UV plane model.
! The established model now contains 55 components and 0.207633 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.075201Jy  sigma=0.372575
! Fit after  self-cal, rms=0.074628Jy  sigma=0.369712
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.0114838 Jy
! Component: 100  -  total flux cleaned = 0.0184922 Jy
! Total flux subtracted in 100 components = 0.0184922 Jy
! Clean residual min=-0.007035 max=0.008324 Jy/beam
! Clean residual mean=-0.000017 rms=0.002064 Jy/beam
! Combined flux in latest and established models = 0.226125 Jy
selfcal false,false,0.6
! Performing phase self-cal over 0.6 minute time intervals
! Adding 18 model components to the UV plane model.
! The established model now contains 64 components and 0.226125 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.073642Jy  sigma=0.364804
! Fit after  self-cal, rms=0.073588Jy  sigma=0.364531
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.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.09     FD        0.98     GN        0.96     HN        1.00*    
!   KP        0.98     LA        0.96     MK        1.00*    NL        1.09     
!   OV        0.96     PT        0.94     
! 
! 
! Correcting IF 2.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.05     FD        1.03     GN        1.00*    HN        1.00*    
!   KP        0.91     LA        0.96     MK        1.00*    NL        1.03     
!   OV        1.02     PT        0.94     
! 
! 
! Correcting IF 3.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.13     FD        1.05     GN        0.77     HN        1.13     
!   KP        0.99     LA        1.02     MK        1.00*    NL        1.09     
!   OV        1.12     PT        0.90     
! 
! 
! Correcting IF 4.
!  Telescope amplitude corrections in sub-array 1:
!   BR        1.02     FD        0.99     GN        1.00*    HN        1.00*    
!   KP        1.04     LA        0.96     MK        1.00*    NL        1.13     
!   OV        0.94     PT        0.94     
! 
! 
! Fit before self-cal, rms=0.073588Jy  sigma=0.364531
! Fit after  self-cal, rms=0.072962Jy  sigma=0.357133
radp
! Using default options string "m1"
! Move the cursor into the plot window and press 'H' for help
clean 100
! Inverting map and beam 
! Estimated beam: bmin=1.645 mas, bmaj=3.309 mas, bpa=-5.764 degrees
! Estimated noise=4.01058 mJy/beam.
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.00229364 Jy
! Component: 100  -  total flux cleaned = 0.00268952 Jy
! Total flux subtracted in 100 components = 0.00268952 Jy
! Clean residual min=-0.005357 max=0.005008 Jy/beam
! Clean residual mean=0.000002 rms=0.001452 Jy/beam
! Combined flux in latest and established models = 0.228815 Jy
selfcal false,false,0.6
! Performing phase self-cal over 0.6 minute time intervals
! Adding 17 model components to the UV plane model.
! The established model now contains 77 components and 0.228815 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.072797Jy  sigma=0.356298
! Fit after  self-cal, rms=0.072818Jy  sigma=0.356206
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
selfcal true,true,0.6
! Performing amp+phase self-cal over 0.6 minute time intervals
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.072818Jy  sigma=0.356206
! Fit after  self-cal, rms=0.072803Jy  sigma=0.348771
clean 100
! Inverting map and beam 
! Estimated beam: bmin=1.64 mas, bmaj=3.326 mas, bpa=-5.89 degrees
! Estimated noise=4.03229 mJy/beam.
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 0.00153369 Jy
! Component: 100  -  total flux cleaned = 0.00176621 Jy
! Total flux subtracted in 100 components = 0.00176621 Jy
! Clean residual min=-0.005297 max=0.004696 Jy/beam
! Clean residual mean=0.000003 rms=0.001414 Jy/beam
! Combined flux in latest and established models = 0.230581 Jy
selfcal false,false,0.6
! Performing phase self-cal over 0.6 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 82 components and 0.230581 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.072741Jy  sigma=0.348388
! Fit after  self-cal, rms=0.072749Jy  sigma=0.348384
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
save 2147+077_X
! Writing UV FITS file: 2147+077_X.uvf
! Writing 82 model components to file: 2147+077_X.mod
! wwins: Wrote 2 windows to 2147+077_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.64 x 3.326 at -5.89 degrees (North through East)
! Clean map  min=-0.0052766  max=0.13883 Jy/beam
! Writing clean map to FITS file: 2147+077_X.fits
! Writing difmap environment to: 2147+077_X.par
device 2147+077_Xuv.ps/vps,1,2
! Attempting to open device: '2147+077_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
im.ps/vps
! Syntax error in line:
! im.ps/vps
!  ^
! Function imstat() can not be called as a command.
! 
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=1.64 mas, bmaj=3.326 mas, bpa=-5.89 degrees
! Estimated noise=4.03229 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.64 x 3.326 at -5.89 degrees (North through East)
! Clean map  min=-0.0052766  max=0.13883 Jy/beam
device 2147+077_Xim_un.ps/vps
! Attempting to open device: '2147+077_Xim_un.ps/vps'
device 2147+077_Xim.ps/vps
! Attempting to open device: '2147+077_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=1.64 mas, bmaj=3.326 mas, bpa=-5.89 degrees
! Estimated noise=4.03229 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 1.64 x 3.326 at -5.89 degrees (North through East)
! Clean map  min=-0.0052766  max=0.13883 Jy/beam
quit
! Quitting program
! Log file 2147+077_X.log closed on Tue Feb 24 13:19:01 1998