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Table 3

Estimates for atmospheric parameters of the binary stars.

Star Teff (K) log g (cm s-2) vt (km s-1)
Si 4686 4541 1 2

027 20 500 3.10 18 14
045 29 000 28 000 29 000 3.25 11 15
291 13 500 2.35 6
420 26 500 24 000 26 000 3.00 15 30
423 20 500 2.50 14 15
430* 24 500 25 000 24 000 2.65 11 11
450 27 000 27 000 3.00 0
525 27 000 25 000 27 000 3.00 9 18
541 25 000 23 500 25 000 2.90 13 15
576 20 000 2.50 14 14
652 21 000 2.50 9 6
675 22 500 21 500 2.75 11 12
687 20 000 2.65 16 18
733 22 000 28 500 29 500 2.90 5 2
764 27 500 23 500 27 000 3.00 10 18
779 23 500 23 500 3.20 10 10
827 21 000 3.10 9 9
829 20 500 2.90 17 13

Notes. The format is the same as for Table 2 but with an additional effective temperature estimate from a He ii line (4541 Å).

(*)

Atmospheric parameter estimates found from extrapolation.

(†)

Teff constrained by absence of Si ii and Si iv spectra.

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