Table 1
Stellar parameters of BD+00 444.
| Parameter | Unit | Value | Source |
|---|---|---|---|
| Identifiers | |||
| TOI | … | 2443 | TOI catalog |
| TIC | … | 318 753 380 | TIC |
| HIP | … | 12 493 | HIP |
| GJ | … | 105.5 | GJ |
| Tycho-2 | … | 0047-00611-1 | Tycho-2 |
| 2MASS | … | J02404288+0111554 | 2MASS |
| Gaia | … | 2501948402746099456 | Gaia DR3 |
| Astrometric properties | |||
| α (J2016.0) | h | 02:40:43.18 | Gaia DR3 |
| δ (J2016.0) | deg | +01:11:58.95 | Gaia DR3 |
| π | mas | 41.822 ± 0.021 | Gaia DR3 |
| µα cos δ | mas yr−1 | 283.915 ± 0.024 | Gaia DR3 |
| µδ | masyr−1 | 231.74 ± 0.02 | Gaia DR3 |
| d | pc | 23.911 ± 0.011 | This work |
| Photometric properties | |||
| BT | mag | 11.024 ± 0.045 | Tycho-2 |
| VT | mag | 9.674 ± 0.023 | Tycho-2 |
| BP | mag | 9.7283 ± 0.0011 | Gaia DR3 |
| G | mag | 9.0378 ± 0.0003 | Gaia DR3 |
| RP | mag | 8.2339 ± 0.0006 | Gaia DR3 |
| J | mag | 7.260 ± 0.021 | 2MASS |
| H | mag | 6.692 ± 0.046 | 2MASS |
| KS | mag | 6.500 ± 0.018 | 2MASS |
| W1 | mag | 6.443 ± 0.072 | AllWISE |
| W2 | mag | 6.422 ± 0.026 | AllWISE |
| W3 | mag | 6.453 ± 0.016 | AllWISE |
| W4 | mag | 6.378 ± 0.051 | AllWISE |
| AV | mag | <0.091 | This work |
| Stellar parameters | |||
| Spectral type | K5 V | Stephenson (1986) | |
| L⋆ | L⊙ | 0.1365 ± 0.0056 | This work |
| M⋆ | M⊙ | 0.642 ± 0.026 | This work |
| R⋆ | R⊙ | 0.631 ± 0.014 | This work |
| Teff | K | 4375 ± 65 | This work |
| v sin i | km s−1 | 1.7 ± 0.8 | This work |
| log g⋆ | cgs | 4.42 ± 0.20 | This work |
| ξ | km s−1 | 0.35 ± 0.35 | This work |
| [Fe/H] | dex | −0.29 ± 0.12 | This work |
| ρ⋆ | g cm−3 | 3.61 ± 0.24 | This work |
| log R′HK | dex | −5.004 ± 0.006 | This work |
| Age | Gyr |  |
This work |
| U (a) | km s−1 | 77.6 | This work |
| V (a) | km s−1 | 6.1 | This work |
| W (a) | km s−1 | -31.4 | This work |
Notes. TESS Primary Mission TOI catalog (Guerrero et al. 2021); TIC (Stassun et al. 2018; Stassun et al. 2019); HIP (Perryman et al. 1997); GJ (Gliese & Jahreiß 1991); Tycho-2 (Høg et al. 2000); 2MASS (Skrutskie et al. 2006); Gaia DR3 (Gaia Collaboration 2023); AllWISE (Cutri et al. 2021). (a)Galactic velocity components, where U is positive towards the Galactic anticenter, V in the direction of the Galactic rotation, and W towards the Galactic north pole.
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