Open Access
Table 1
Stellar properties of HD 207897.
| Other identifiers | ||
| TIC 264678534 | ||
| HD 207897 | ||
| BD +83 617 | ||
| HIP 107038 | ||
| Gaia DR2 2300641567596591488 | ||
| 2MASS J21404490+8420005 | ||
| Parameter | HD 207897 | References |
| Astrometric properties | ||
| Parallax (mas) | 35.3446 ± 0.0468 | Gaia DR2(*) |
| 35.3581 ± 0.0159 | Gaia EDR3 | |
| Distance | 28.25 ± 0.03 | Gaia DR2 |
| α(h m s) | 21 : 40 : 44.78 | Gaia DR2 |
| δ(d m s) | + 84 : 20 : 00.56 | Gaia DR2 |
| Photometric properties | ||
| B−V | 0.86 ± 0.02 | HIP |
| V(mag) | 8.37 ± 0.0015 | HIP |
| Gaia(mag) | 8.1304 ± 0.0004 | Gaia DR2 |
| GaiaBP(mag) | 8.6051 ± 0.0025 | Gaia DR2 |
| GaiaRP(mag) | 7.5402 ± 0.0014 | Gaia DR2 |
| TESS(mag) | 7.58 ± 0.006 | TESS |
| J(mag) | 6.830 ± 0.023 | 2MASS |
| H(mag) | 6.391 ± 0.034 | 2MASS |
| Ks(mag) | 6.312 ± 0.026 | 2MASS |
| W1(mag) | 6.262 ± 0.088 | WISE |
| W2(mag) | 6.219 ± 0.025 | WISE |
| W3(mag) | 6.275 ± 0.015 | WISE |
| W4(mag) | 6.233 ± 0.045 | WISE |
| Spectroscopic properties | ||
| Spectral type | K0V | HIP |
| ξt (km s−1) | 0.53 ± 0.10 | Sect. 3.1 |
 |
− 4.83 ± 0.10 | Sect. 3.3.2 |
| v sin i (km s−1) | < 2 | Sect. 3.3.2 |
| [Fe∕H] dex | − 0.21 ± 0.02 | Sect. 3.1 |
| [C∕H] dex | − 0.23 ± 0.07 | Sect. 3.3.2 |
| [O∕H] dex | − 0.11 ± 0.08 | Sect. 3.3.2 |
| [Mg∕H] dex | − 0.17 ± 0.06 | Sect. 3.3.2 |
| [Si∕H] dex | − 0.19 ± 0.05 | Sect. 3.3.2 |
| Bulk properties | ||
| Mass (Msun) |  |
Sect. 3.4 |
| 0.84 ± 0.05 | Sect. 3.1 | |
| Radius(Rsun) |  |
Sect. 3.4 |
| 0.785 ± 0.014 | Sect. 3.1 | |
| log g(cgs) |  |
Sect. 3.4 |
| Ls (Lsun) |  |
Sect. 3.4 |
| Teff (K) |  |
Sect. 3.4 |
| Prot (days) | 37 ± 7 | Sect. 3.3.2 |
Notes. (*) We applied the offset correction as prescribed in Lindegren et al. (2018).
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