Table 2
RVs determined from molecular data, and the parameters (taken from references quoted in Table 1) used for spectral simulations.
| RV (kms−1) from | GJ 411 Lalande 21185 | GJ 1002 | GJ 49 | GJ 406 CN Leo | GJ 388 AD Leo | GJ 873 EV Lac | GJ 412B WX UMa |
|---|---|---|---|---|---|---|---|
| CrH A-X (0.86 µm) | −39.31(2) | +19.25(1) | +12.58(1) | +1.18(1) | +70.81(2) | ||
| FeH E-A (1.6 µm) | −84.89(1) | +12.24(1) | −0.08(1) | ||||
| FeH E-X (1.3 µm) | −84.92(2) | +12.22(1) | −0.08(3) | ||||
| FeH (vis) | −40.01(3) | −6.4(1) | +19.45(3) | + 69.1(2) | |||
| NiH (vis) | −39.7(1) | (no CCF) | +19.8(1) | (no CCF) | +70.0(1) | ||
| Reference RV (km s)(α) | −85.02(2) | −40.12(2) | −6.30(2) | +19.28(2) | +12.29(2) | +0.35(3) | +69.16(2) |
| Parameters for simulations | |||||||
| T (K) | 3601(51)(a) | 2980(33)(b) | 3805 | 2899(31)(b) | 3467(31)(b) | 3341(31)(b) | 3000 |
| v sin i (kms−1) | 1.5 [<2](a) | <0.1 (b),(d) | 1(e) | 2(1)(b) | 3(1)(b) | 3(1))(b) | 5(c) |
| Limb-darkening ϵ | 0.3 | 0.5 | 0.5 | 0.5 | 0.3 | 0.3 | 0.5 |
| Micro-turbulence ξ (km s−1) | 0.85 | 0.85 | 0.85 | 0.85 | 0.85 | 0.85 | |
| Macro-turbulence ζ (kms−1) | 1.35 | 1.35 | 1.35 | 1.35 | 2.3 | 2.3 | 1.35 |
| Instrument resolving power | 70000 | 65000 | 65000 | 65000 | 70000 | 70000 | 65000 |
| <B> (tesla) | <0.02(ɡ) | 0.08(f) | 0.08(2)(f) | 0.345(20)(b) | 0.303(6)(b) | 0.453(7)(b) | 0.73(3)(f) |
References. (a)Lafarga et al. (2020), (b)Cristofari et al. (2022, 2023), (c)Morin et al. (2010), (d)Fouqué et al. (2023), (e)Donati et al. (2008), (f)Kochukhov (2021), (ɡ)Reiners et al. (2022), Table B.1.
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