Open Access
Table 1
Description of the properties of the three systems HIP 78530, HIP 77900, and USco 1610-1913.
| Primary | Companion | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Source | d (a) (pc) | Av (b) (mag) | Teff (K) | SpT | Teff (K) | SpT | Mass (MJup) | Separation (AU) | Ref. |
| USco 1610-1913 B | 143.9 ± 8.0 | 0.13 | 4140 ± 150 | K7 | 2400 ± 150 | M 9 ± 0.5 | 20 ± 5 | 779 ± 9 | (c) |
| HIP 77900 B | 150.8 ± 3.0 | 0.07 | 13 700 ± 1500 | B6 ± 1 | 2400 ± 150 | M 9 ± 0.5 | 20 ± 7 | 3200 ± 300 | (c) |
| HIP 78530 B | 137.2 ± 1.5 | 0.075 | ≃10500 | B9V | 2700 ± 100 | M 7 ± 0.5 | 23 ± 2 | 623 ± 8 | (d) |
References. (a) Galli et al. (2018); (b) Lallement et al. (2019); (c) Aller et al. (2013); (d) Lachapelle et al. (2015).
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