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Table 3.
Positional and kinematics data of the Hyades cluster.
Selection | N | bc(pc) | vc(km s−1) | Distance | Velocity | ||||
---|---|---|---|---|---|---|---|---|---|
bx | by | bz | vx | vy | vz | pc | km s−1 | ||
Pre | 154 | −44.49 ± 0.16 | 0.18 ± 0.10 | −17.10 ± 0.08 | −42.23 ± 0.09 | −19.23 ± 0.03 | −1.18 ± 0.05 | 47.66 ± 0.18 | 46.42 ± 0.10 |
r < 10 pc | 122 | −43.83 ± 0.18 | 0.42 ± 0.11 | −17.05 ± 0.09 | −42.14 ± 0.11 | −19.26 ± 0.04 | −1.12 ± 0.05 | 47.03 ± 0.20 | 46.34 ± 0.12 |
r < 20 pc | 168 | −44.45 ± 0.15 | 0.26 ± 0.10 | −17.16 ± 0.08 | −42.19 ± 0.10 | −19.25 ± 0.03 | −1.14 ± 0.05 | 47.65 ± 0.17 | 46.39 ± 0.11 |
Notes. First row shows the data obtained with the preliminary list of 154 Hyades members. Second (third) row display the results after recalculating cluster centre and velocity with objects from the final list closer than 10 pc (20 pc) to the cluster centre.
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