Table 1
Stellar parameters of AF Lep with references, including the HIP-EDR3 proper motion anomaly (PMa) and the corresponding tangential velocity anomaly (dVt) with its position angle (dVt PA).
| Parameter | Value | Ref. |
|---|---|---|
| Sp. type | F8 V | 1 |
| Teff (K) | 6100 | 2 |
| log g | 4.4 | 2 |
| B-V | 0.55 | 2, 3 |
| v sin i (km s−1) | 54.7 ± 0.5 | 4 |
| Mass (M⊙) | 1.20 ± 0.06 | 5 |
| Radius (R⊙) | 1.25 ± 0.06 | 6 |
| Period (days) | 0.966 ± 0.002 | 7 |
| RV(km s−1) | 21.10 ± 0.37 | 8 |
| Parallax (mas) | 37.253 ± 0.019 | 8 |
| Proper motion (mas yr−1) | μα = 16.915 ± 0.018 | 8 |
| μδ = −49.318 ± 0.016 | ||
| PMa (mas yr−1) | Δμα = −0.206 ± 0.021 | 9 |
| Δμδ = −0.152 ± 0.019 | ||
| dVt (m s−1) | 32.60 ± 3.63 | 9 |
| dVt PA (°) | 233.50 ± 4.38 | |
| Gaia photometry: | G: 6.209 ± 0.002 | 8 |
| BP: 6.488 ± 0.004 | ||
| RP: 5.752 ± 0.005 | ||
| UBVRI photometry | B: 6.832 ± 0.015 | 10 |
| V: 6.295 ± 0010 | ||
| 2MASS photometry | J: 5.268 ± 0.027 | 11 |
| H: 5.087 ± 0.026 | ||
| K: 4.926 ± 0.021 | ||
References. (1) Eggen (1986); (2) Tagliaferri et al. (1994); (3) Cutispoto et al. (1996); (4) Marsden et al. (2014); (5) Kim & Demarque (1996); (6) Blackwell & Lynas-Gray (1994); (7) Järvinen et al. (2015); (8) Gaia Collaboration (2023); (9) Kervella et al. (2022); (10) Høg et al. (2000); (11) Cutri et al. (2003).
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