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Table 3

Comparison of o Pup with φ Per-type binaries.

Star Sp. type V v sin i Orbital period K 1 K 2 Eccentricity Range Reference
mag km s-1 d km s-1 km s-1 km s-1

φ Per B2pe 4.09 450 126.673 9.97 81.3  ±  120 Gies et al. (1993, 1998)
FY CMa B0.5 IVe: 5.56 340 37.253 17.4 (14.4) 128.2  ±  185: Peters et al. (2008)
59 Cyg B1-1.5Ve 4.74 450 28.192 24.77 120.1 0.11  ±  200 Maintz et al. (2005)

o Pup B1 IVne 4.50 435 28.9 10:  ±  135 Chauville et al. (2001) (rot. vel.)

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