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Table 4
Parameters of the best orbital solution for T Tau N–S.
| Orbital element | Value | |
|
|
||
| Date of periastron T0 (Epoch) | 1967 |
|
| Period P (years) | 4200 |
|
| Semi-major axis a (arcsec) | 2.9 |
|
| Semi-major axis a (AU) | 430 |
|
| Eccentricity e | 0.7 |
|
| Argument of periastron ω (°) | 12 |
|
| PA of ascending node Ω (°) | 156 |
|
| Inclination i (°) | 52 |
|
| System mass (mas3/ year2) | 1468 |
|
| Mass error from distance error (M⊙) | ±0.057 | |
| System mass (M⊙) | 4.6 |
|
| Reduced χ2 | 3.7 | |
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