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Table 4
Orbital parameters of LY Aur.
| Period [days] | 4.0024932(5) |
| Time of the periastron | 2 439 061.4646(16) |
| Eccentricity (assumed) | 0 |
| Semi-amplitude K1 [km s-1] | 161.9(1.6) |
| Semi-amplitude K2 [km s-1] | 294.3(2.1) |
| Systemic velocity Vγ1 [km s-1] | 7 |
| Systemic velocity Vγ2 [km s-1] | −3 |
| Semimajor axis [R⊙] | 36.1 |
Notes. Only the spectra taken at phases closer than 0.11 to a quadrature were used.
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