Table 1
Stellar parameters of CD Cet.
| Parameters | Value | Ref. |
|---|---|---|
| Name | CD Cet | |
| GJ | GJ 1057 | GJ91 |
| Karmn | J03133+047 | Cab16 |
| α (J2000) | 03:13:22.92 | Gaia DR2 |
| δ (J2000) | +04:46:29.3 | Gaia DR2 |
| G (mag) | 12.1232 ± 0.0011 | Gaia DR2 |
| J (mag) | 8.775 ± 0.020 | 2MASS |
| Spectral type | M5.0 V | PMSU |
| d (pc) | 8.609 ± 0.007 | Gaia DR2 |
| μα cosδ (mas a−1) | + 1741.86 ± 0.17 | Gaia DR2 |
| μα (mas a−1) | + 86.02 ± 0.15 | Gaia DR2 |
| γ (km s−1) | + 28.16 ± 0.02 | Laf20 |
| U (km s−1) | − 60.32 ± 0.05 | This work |
| V (km s−1) | − 43.01 ± 0.06 | This work |
| W (km s−1) | + 19.27 ± 0.07 | This work |
| Teff (K) | 3130 ± 51 | Pass19 |
| logg (cgs) | 4.93 ± 0.04 | Pass19 |
| [Fe∕H] (dex) | 0.13 ± 0.16 | Pass19 |
| L (10−5 L⊙) | 293.4 ± 5.3 | Schw19 |
| M (M⊙) | 0.161 ± 0.010 | Schw19 |
| R (R⊙) | 0.175 ± 0.006 | Schw19 |
| v sin i (km s−1) | ≤2.0 | Rein18 |
| Prot (d) | 126.2 | New16 |
 |
− 5.16 | Boro18 |
| Age (Ga) | 1–5 | This work |
References. GJ91: Gliese & Jahreiß (1991); 2MASS: Skrutskie et al. (2006); AF15: Alonso-Floriano et al. (2015a); Boro18: Boro Saikia et al. (2018); Cab16: Caballero et al. (2016a); Laf20: Lafarga et al. (2020); Gaia DR2: Gaia Collaboration (2018); New16: Newton et al. (2016); Pass19: Passegger et al. (2019)); PMSU: Hawley et al. (1996); Rein18: Reiners et al. (2018); Schw19: Schweitzer et al. (2019).
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