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Table 2
Critical semi-major axis acrit for planets in close stellar binaries, calculated according to Holman & Wiegert (1999).
| Host star | Mhost | Mcomp | μbin | ebin | abin | acrit | epl | apl |
|
References |
| [M⊙] | [M⊙] | [AU] | [AU] | [AU] | [AU] | |||||
|
|
||||||||||
| γ Cep A | 1.40 | 0.41 | 0.23 | 0.41 | 20.2 | 3.86 | 0.05 | 2.05 | 2.15 | Neuhäuser et al. (2007) |
| HD 41004 A | 0.70 | 0.42 | 0.38 | 0.40 | 20.0 | 3.38 | 0.39 | 1.60 | 2.28 | Chauvin et al. (2011) |
| HD 196885 A | 1.33 | 0.45 | 0.25 | 0.42 | 21.0 | 3.84 | 0.48 | 2.60 | 3.85 | Chauvin et al. (2011) |
| HD 126614 A | 1.15 | 0.32 | 0.22 | ≤0.6 | 36.2 | ≥4.24 | 0.41 | 2.35 | 3.13 | Howard et al. (2010) |
| HD 19994 A | 1.34 | 0.90a | 0.40 | 0.0b | ~100b | ~31 | 0.30 | 1.42 | 1.85 | Roell et al. (2011); Mayor et al. (2004) |
Notes.
(a)
HD 19994 B itself is a close stellar binary with a total mass of MBC = 0.9 M⊙ (Roell et al. 2011).
(b)
Values for eccentricity and semi-major axis of HD 19994 are taken from Eggenberger et al. (2004).
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