! Started logfile: difmap.log on Wed Nov 27 12:04:40 1996
observe 2155-152_U.edt
! Reading UV FITS file: 2155-152_U.edt
! AN table 1: 11 integrations on 36 of 36 possible baselines.
! Apparent sampling: 0.939394 visibilities/baseline/integration-bin.
! Found source: 2155-152
! 
! Number of spectral-line channels: 1
! 
! IF    Freq (Hz)  Chan BW (Hz)  Full BW (Hz)  Sideband
! 01  1.49105e+10         8e+06         8e+06       USB
! 02  1.49205e+10         8e+06         8e+06       USB
! 03  1.49505e+10         8e+06         8e+06       USB
! 04  1.50105e+10         8e+06         8e+06       USB
! 05  1.51205e+10         8e+06         8e+06       USB
! 06  1.52005e+10         8e+06         8e+06       USB
! 07  1.52505e+10         8e+06         8e+06       USB
! 08  1.52705e+10         8e+06         8e+06       USB
! 
! Polarization(s): RR
! 
! Read 569 lines of history.
! 
! Reading 2976 visibilities.
! Selecting polarization: RR,  channels: 1..1
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.
mapsize 1024,0.1
! Map grid = 1024x1024 pixels with 0.100x0.100 milli-arcsec cellsize.
mapp
! Inverting map and beam 
! Estimated beam: bmin=0.387 mas, bmaj=1.081 mas, bpa=-10.36 degrees
! Estimated noise=2.81005 mJy/beam.
! 
! Move the cursor into the plot window and press 'H' for help
peakwin 1.1
! Added new window around map position (0, 0).
mapp
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.37832 Jy
! Component: 100  -  total flux cleaned = 0.487498 Jy
! Total flux subtracted in 100 components = 0.487498 Jy
! Clean residual min=-0.192920 max=0.249044 Jy/beam
! Clean residual mean=0.000299 rms=0.045010 Jy/beam
! Combined flux in latest and established models = 0.487498 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 8 components and 0.487498 Jy
! 
! Correcting IF 1.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 2.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 3.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 4.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 5.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 6.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 7.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Correcting IF 8.
!  A total of 22 telescope corrections were flagged in sub-array 1.
! 
! Fit before self-cal, rms=0.401867Jy  sigma=2.366460
! Fit after  self-cal, rms=0.394842Jy  sigma=2.326321
! 
! Reinstating the default IF.
mapp
! Inverting map and beam 
! Estimated beam: bmin=0.387 mas, bmaj=1.081 mas, bpa=-10.36 degrees
! Estimated noise=2.81005 mJy/beam.
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0565917 Jy
! Component: 100  -  total flux cleaned = 0.0684542 Jy
! Total flux subtracted in 100 components = 0.0684542 Jy
! Clean residual min=-0.179355 max=0.243567 Jy/beam
! Clean residual mean=0.000265 rms=0.043221 Jy/beam
! Combined flux in latest and established models = 0.555953 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 9 components and 0.555953 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.387122Jy  sigma=2.280866
! Fit after  self-cal, rms=0.386903Jy  sigma=2.279586
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
peakwin 1.2
! Added new window around map position (-0.5, -0.5).
mapp
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.213502 Jy
! Component: 100  -  total flux cleaned = 0.319936 Jy
! Total flux subtracted in 100 components = 0.319936 Jy
! Clean residual min=-0.121819 max=0.120056 Jy/beam
! Clean residual mean=0.000154 rms=0.026163 Jy/beam
! Combined flux in latest and established models = 0.875889 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 13 model components to the UV plane model.
! The established model now contains 21 components and 0.875889 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.264686Jy  sigma=1.552522
! Fit after  self-cal, rms=0.242215Jy  sigma=1.421444
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.106466 Jy
! Component: 100  -  total flux cleaned = 0.16314 Jy
! Total flux subtracted in 100 components = 0.16314 Jy
! Clean residual min=-0.076777 max=0.073759 Jy/beam
! Clean residual mean=0.000108 rms=0.016492 Jy/beam
! Combined flux in latest and established models = 1.03903 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 14 model components to the UV plane model.
! The established model now contains 27 components and 1.03903 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.195264Jy  sigma=1.142152
! Fit after  self-cal, rms=0.186221Jy  sigma=1.090029
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.0528292 Jy
! Component: 100  -  total flux cleaned = 0.0655145 Jy
! Total flux subtracted in 100 components = 0.0655145 Jy
! Clean residual min=-0.056186 max=0.050936 Jy/beam
! Clean residual mean=0.000080 rms=0.012294 Jy/beam
! Combined flux in latest and established models = 1.10454 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 10 model components to the UV plane model.
! The established model now contains 29 components and 1.10454 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.167529Jy  sigma=0.978661
! Fit after  self-cal, rms=0.164663Jy  sigma=0.962567
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.020489 Jy
! Component: 100  -  total flux cleaned = 0.0297457 Jy
! Total flux subtracted in 100 components = 0.0297457 Jy
! Clean residual min=-0.048232 max=0.042611 Jy/beam
! Clean residual mean=0.000062 rms=0.010515 Jy/beam
! Combined flux in latest and established models = 1.13429 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 32 components and 1.13429 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.156723Jy  sigma=0.915289
! Fit after  self-cal, rms=0.155928Jy  sigma=0.911122
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00984946 Jy
! Component: 100  -  total flux cleaned = 0.0177621 Jy
! Total flux subtracted in 100 components = 0.0177621 Jy
! Clean residual min=-0.042908 max=0.040087 Jy/beam
! Clean residual mean=0.000051 rms=0.009685 Jy/beam
! Combined flux in latest and established models = 1.15205 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 8 model components to the UV plane model.
! The established model now contains 33 components and 1.15205 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.151756Jy  sigma=0.886241
! Fit after  self-cal, rms=0.151431Jy  sigma=0.884664
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = 0.00551767 Jy
! Component: 100  -  total flux cleaned = 0.00993897 Jy
! Total flux subtracted in 100 components = 0.00993897 Jy
! Clean residual min=-0.039400 max=0.038194 Jy/beam
! Clean residual mean=0.000044 rms=0.009202 Jy/beam
! Combined flux in latest and established models = 1.16199 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 9 model components to the UV plane model.
! The established model now contains 33 components and 1.16199 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.148860Jy  sigma=0.869344
! Fit after  self-cal, rms=0.148668Jy  sigma=0.868433
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
clean 100,0.03
! clean: niter=100  gain=0.03  cutoff=0
! Component: 050  -  total flux cleaned = -0.000868213 Jy
! Component: 100  -  total flux cleaned = 0.000758899 Jy
! Total flux subtracted in 100 components = 0.000758899 Jy
! Clean residual min=-0.037819 max=0.037251 Jy/beam
! Clean residual mean=0.000042 rms=0.008879 Jy/beam
! Combined flux in latest and established models = 1.16275 Jy
selfcal false,false,4/6
! Performing phase self-cal over 0.666667 minute time intervals
! Adding 6 model components to the UV plane model.
! The established model now contains 33 components and 1.16275 Jy
! 
! Correcting IF 1.
! 
! Correcting IF 2.
! 
! Correcting IF 3.
! 
! Correcting IF 4.
! 
! Correcting IF 5.
! 
! Correcting IF 6.
! 
! Correcting IF 7.
! 
! Correcting IF 8.
! 
! Fit before self-cal, rms=0.146814Jy  sigma=0.857485
! Fit after  self-cal, rms=0.146687Jy  sigma=0.856869
! 
! Reinstating the default IF.
mapp
! Inverting map 
! 
! Move the cursor into the plot window and press 'H' for help
save 2155-152_U
! Writing UV FITS file: 2155-152_U.uvf
! Writing 33 model components to file: 2155-152_U.mod
! wwins: Wrote 2 windows to 2155-152_U.win
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.387 x 1.081 at -10.36 degrees (North through East)
! Clean map  min=-0.035017  max=0.52777 Jy/beam
! Writing clean map to FITS file: 2155-152_U.fits
! Writing difmap environment to: 2155-152_U.par
device 2155-152_Uuv.ps/vps,1,2
! Attempting to open device: '2155-152_Uuv.ps/vps'
radp
! Using default options string "m1"
uvp
device 2155-152_Uim.ps/vps
! Attempting to open device: '2155-152_Uim.ps/vps'
cmul = 1.0
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 (imstat(rms)*3),20000,2
! Inverting map and beam 
! Estimated beam: bmin=0.387 mas, bmaj=1.081 mas, bpa=-10.36 degrees
! Estimated noise=2.81005 mJy/beam.
! The new contour levels are:
!  -0.026626 0.026626 0.0532521 0.106504 0.213008 0.426017 0.852033 1.70407 3.40813 6.81627 13.6325 27.2651 54.5301 109.06 218.121 436.241 872.482 1744.96 3489.93 6979.86 13959.7
mappl cln
! restore: Substituting estimate of restoring beam from last 'invert'.
! Restoring with beam: 0.387 x 1.081 at -10.36 degrees (North through East)
! Clean map  min=-0.035017  max=0.52777 Jy/beam
quit
! Quitting program
! Log file difmap.log closed on Wed Nov 27 12:07:51 1996