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Table 2
Properties of the host star.
| Parameter | Value | Source |
|---|---|---|
| Designations | ||
| TIC | 198 485 881.01 | |
| 2MASS | J12585767+7739416 | |
| Gaia DR2 | 1 716 345 832 872 291 968 | |
| UCAC 4 | 839-012174 | |
| Photometric magnitudes | ||
| TESS | 12.9672 ± 0.0074 | [1] |
| B | 16.648 ± 0.098 | [1]/[2] |
| V | 15.211 ± 0.034 | [1]/[2] |
| g′ | 15.990 ± 0.242 | [2] |
| r′ | 14.599 ± 0.057 | [2] |
| i′ | 13.345 ± 0.177 | [2] |
| Gaia | 14.1615 ± 0.000437 | [3] |
| J | 11.47 ± 0.018 | [1]/[4] |
| H | 10.89 ± 0.015 | [1]/[4] |
| K | 10.673 ± 0.016 | [1]/[4] |
| WISE 3.4 μm | 10.514 ± 0.023 | [5] |
| WISE 4.6 μm | 10.355 ± 0.02 | [5] |
| WISE 12 μm | 9.972 ± 0.039 | [5] |
| WISE 22 μm | 8.601 ± 0.244 | [5] |
| Stellar properties | ||
| RA (J2000) | 12:58:57.51 | [1] |
| Dec (J2000) | +77:39:42.18 | [1] |
| pm (RA) mas yr−1 | − 36.035 ± 0.021 | [6] |
| pm (Dec) mas yr−1 | 31.408 ± 0.018 | [6] |
| Parallax mas | 17.283 ± 0.015 | [6] |
| Distance pc |  |
[7] |
| Spectral type | M3 | [8] |
| Teff∕ K | 3430 ± 130 | [8] |
| [Fe/H] | −0.27 ± 0.37 | [8] |
| M*∕M⊙ | 0.33 ± 0.02 | [8] |
| R*∕R⊙ | 0.311 ± 0.015 | [8] |
| log g / dex | 4.971 ± 0.050 | [8] |
| ρ* ∕g cm−3 | 15.8 ± 2.5 | [8] |
| Fbol ∕erg s−1 cm−2 | (1.171 ± 0.055) × 10−10 | SED |
References. 1: TIC (Stassun et al. 2018b), 2: APASS-dr9 (Henden et al. 2015), 3: Gaia DR2 (Gaia Collaboration 2018), 4: Catalog of Cool Dwarf Targets (Muirhead et al. 2018), 5: WISE (Cutri et al. 2021), 6: Gaia DR3 (Gaia Collaboration 2021), 7: Bailer-Jones et al. (2018), 8: see Sect. 3.3.
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