Cluster

${\alpha }_c$

[˚]

${\delta }_c$

[˚]

${\mu }_{\alpha }\cos \delta$

[mas/yr]

${\mu }_{\delta }$

[mas/yr]

N

D

[']

vdB92

105.97281 ± 0.13113

−11.57814 ± 0.10575

−3.46 ± 0.19

1.27 ± 0.19

60

34

vdB146

325.78423 ± 0.15297

66.13575 ± 0.02907

−2.71 ± 0.25

−3.32 ± 0.25

5

9

vdB150

332.22519 ± 0.06074

73.40232 ± 0.07789

3.07 ± 0.90

4.65 ± 0.90

7

15