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Table 1.
GMM analysis for each subsample (field stars, position, and PM selection) applied to PM in RA.
| μ1 | σ1 | μ2 | σ2 | D | |
|---|---|---|---|---|---|
| [mas yr−1] | [mas yr−1] | [mas yr−1] | [mas yr−1] | ||
| Field stars | −2.11 ± 0.11 | 4.41 ± 1.98 | −1.26 ± 0.52 | 13.99 ± 1.98 | 0.08 ± 0.05 |
| Position sel. | −1.96 ± 0.58 | 4.08 ± 2.8 | −2.54 ± 0.55 | 10.71 ± 3.16 | 0.07 ± 0.06 |
| PM selection | −3.35 ± 0.13 | 1.42 ± 0.05 | −0.73 ± 0.14 | 0.53 ± 0.08 | 2.46 ± 0.09 |
Notes. The subscripts 1 and 2 indicate the first and second mode of the Gaussian distribution.
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