! Started logfile: 2255-282_X.log on Fri Nov 20 11:22:53 1998
observe 2255-282_X.edt
! Reading UV FITS file: 2255-282_X.edt
! AN table 1: 15 integrations on 21 of 21 possible baselines.
! AN table 2: 20 integrations on 55 of 55 possible baselines.
! Apparent sampling: 0.361837 visibilities/baseline/integration-bin.
! *** This seems a bit low - see "help observe" on the binwid argument.
! Found source: 2255-282
! 
! 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  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 744 lines of history.
! 
! Reading 2048 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.
rmod 2255-282_X.mod
! A total of 34 model components were read from file 2255-282_X.mod
radp
! Adding 34 model components to the UV plane model.
! The established model now contains 34 components and 4.20615 Jy
! 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 70 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.15     KK        0.92     KP        1.17     LA        1.22     
!   MK        0.89     OV        1.05     PT        1.15     
! 
!  A total of 116 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.95     GN        0.97     HN        1.03     
!   KP        0.98     LA        0.95     NL        0.98     OV        0.99     
!   PT        0.99     SC        0.86     WF        1.10     
! 
! 
! Correcting IF 2.
!  A total of 70 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.16     KK        0.91     KP        1.16     LA        1.23     
!   MK        0.87     OV        1.05     PT        1.16     
! 
!  A total of 116 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.01     FD        0.96     GN        0.97     HN        1.03     
!   KP        0.98     LA        0.95     NL        0.98     OV        1.00     
!   PT        0.99     SC        0.89     WF        1.10     
! 
! 
! Correcting IF 3.
!  A total of 70 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.13     KK        0.90     KP        1.15     LA        1.20     
!   MK        0.86     OV        1.03     PT        1.15     
! 
!  A total of 116 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        1.00     FD        0.95     GN        0.96     HN        1.01     
!   KP        0.97     LA        0.94     NL        0.98     OV        0.99     
!   PT        0.99     SC        0.87     WF        1.12     
! 
! 
! Correcting IF 4.
!  A total of 70 telescope corrections were flagged in sub-array 1.
!  Telescope amplitude corrections in sub-array 1:
!   FD        1.11     KK        0.89     KP        1.13     LA        1.19     
!   MK        0.85     OV        1.01     PT        1.14     
! 
!  A total of 116 telescope corrections were flagged in sub-array 2.
!  Telescope amplitude corrections in sub-array 2:
!   BR        0.99     FD        0.94     GN        0.97     HN        1.01     
!   KP        0.97     LA        0.93     NL        0.96     OV        0.98     
!   PT        0.99     SC        0.87     WF        1.11     
! 
! 
! Fit before self-cal, rms=0.479764Jy  sigma=2.173716
! Fit after  self-cal, rms=0.116208Jy  sigma=0.535367
radp
! Using default options string "m1"
! Move the cursor into the plot window and press 'H' for help
clrmod true,true
! clrmod: Cleared the established and tentative models.
radp
! Using default options string "m1"
! 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
mapp
! Inverting map and beam 
! Estimated beam: bmin=0.9737 mas, bmaj=3.674 mas, bpa=2.772 degrees
! Estimated noise=3.42992 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
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = 3.73447 Jy
! Component: 100  -  total flux cleaned = 4.04132 Jy
! Total flux subtracted in 100 components = 4.04132 Jy
! Clean residual min=-0.021252 max=0.075795 Jy/beam
! Clean residual mean=0.003313 rms=0.009654 Jy/beam
! Combined flux in latest and established models = 4.04132 Jy
selfcal
! Performing phase self-cal
! Adding 5 model components to the UV plane model.
! The established model now contains 5 components and 4.04132 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.154425Jy  sigma=0.717111
! Fit after  self-cal, rms=0.154496Jy  sigma=0.716688
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1
! Added new window around map position (-3, -2.8).
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 = 0.0944581 Jy
! Component: 100  -  total flux cleaned = 0.13274 Jy
! Total flux subtracted in 100 components = 0.13274 Jy
! Clean residual min=-0.012122 max=0.031370 Jy/beam
! Clean residual mean=0.001200 rms=0.004503 Jy/beam
! Combined flux in latest and established models = 4.17406 Jy
selfcal
! Performing phase self-cal
! Adding 17 model components to the UV plane model.
! The established model now contains 21 components and 4.17406 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.120222Jy  sigma=0.557527
! Fit after  self-cal, rms=0.119651Jy  sigma=0.554969
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1
! Added new window around map position (-1.1, -1.4).
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 = 0.0339659 Jy
! Component: 100  -  total flux cleaned = 0.0409279 Jy
! Total flux subtracted in 100 components = 0.0409279 Jy
! Clean residual min=-0.009967 max=0.014772 Jy/beam
! Clean residual mean=0.000530 rms=0.003282 Jy/beam
! Combined flux in latest and established models = 4.21498 Jy
selfcal
! Performing phase self-cal
! Adding 20 model components to the UV plane model.
! The established model now contains 40 components and 4.21498 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.114601Jy  sigma=0.527317
! Fit after  self-cal, rms=0.114371Jy  sigma=0.526140
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 = 0.00294834 Jy
! Component: 100  -  total flux cleaned = 0.00330431 Jy
! Total flux subtracted in 100 components = 0.00330431 Jy
! Clean residual min=-0.009872 max=0.013265 Jy/beam
! Clean residual mean=0.000473 rms=0.003045 Jy/beam
! Combined flux in latest and established models = 4.21829 Jy
selfcal
! Performing phase self-cal
! Adding 12 model components to the UV plane model.
! The established model now contains 44 components and 4.21829 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.113818Jy  sigma=0.522901
! Fit after  self-cal, rms=0.113781Jy  sigma=0.522765
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
peakw 1
! Added new window around map position (-1.4, -6.8).
mapp
! 
! 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
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=0.113781Jy  sigma=0.522765
! Fit after  self-cal, rms=0.097136Jy  sigma=0.436514
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=0.9744 mas, bmaj=3.67 mas, bpa=2.777 degrees
! Estimated noise=3.43021 mJy/beam.
! clean: niter=100  gain=0.05  cutoff=0
! Component: 050  -  total flux cleaned = -0.000406229 Jy
! Component: 100  -  total flux cleaned = 0.000647345 Jy
! Total flux subtracted in 100 components = 0.000647345 Jy
! Clean residual min=-0.008236 max=0.013152 Jy/beam
! Clean residual mean=0.000632 rms=0.002469 Jy/beam
! Combined flux in latest and established models = 4.21894 Jy
selfcal
! Performing phase self-cal
! Adding 9 model components to the UV plane model.
! The established model now contains 50 components and 4.21894 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.096647Jy  sigma=0.433848
! Fit after  self-cal, rms=0.096608Jy  sigma=0.433731
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 = 0.00132012 Jy
! Component: 100  -  total flux cleaned = 0.00222238 Jy
! Total flux subtracted in 100 components = 0.00222238 Jy
! Clean residual min=-0.007843 max=0.012349 Jy/beam
! Clean residual mean=0.000597 rms=0.002366 Jy/beam
! Combined flux in latest and established models = 4.22116 Jy
selfcal
! Performing phase self-cal
! Adding 6 model components to the UV plane model.
! The established model now contains 51 components and 4.22116 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Fit before self-cal, rms=0.096333Jy  sigma=0.432204
! Fit after  self-cal, rms=0.096320Jy  sigma=0.432166
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
save 2255-282_X
! Writing UV FITS file: 2255-282_X.uvf
! Writing 51 model components to file: 2255-282_X.mod
! wwins: Wrote 3 windows to 2255-282_X.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9744 x 3.67 at 2.777 degrees (North through East)
! Clean map  min=-0.0077135  max=4.0489 Jy/beam
! Writing clean map to FITS file: 2255-282_X.fits
! Writing difmap environment to: 2255-282_X.par
device uv.ps/vps,1,2
! Attempting to open device: 'uv.ps/vps'
radplot
! Using default options string "m1"
uvplot
device im.ps/vps
! Attempting to open device: 'im.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=0.9744 mas, bmaj=3.67 mas, bpa=2.777 degrees
! Estimated noise=3.43021 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9744 x 3.67 at 2.777 degrees (North through East)
! Clean map  min=-0.0077135  max=4.0489 Jy/beam
device 2255-282_Xuv.ps/vps,1,2
! Attempting to open device: '2255-282_Xuv.ps/vps'
radplot
! Using default options string "m1"
uvplot
device 2255-282_Xim.ps/vps
! Attempting to open device: '2255-282_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=0.9744 mas, bmaj=3.67 mas, bpa=2.777 degrees
! Estimated noise=3.43021 mJy/beam.
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.9744 x 3.67 at 2.777 degrees (North through East)
! Clean map  min=-0.0077135  max=4.0489 Jy/beam
quit
! Quitting program
! Log file 2255-282_X.log closed on Fri Nov 20 11:27:33 1998