Unveiling the binary nature of NGC 2323 | Astronomy & Astrophysics (A&A)

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Fig. 2

Proper motion ( $μ_{α}^{*}$ $\mu _\alpha ^*$ , µ_δ) distributions of the clustering results by using HDBSCAN with different min_cluster_size (m_{clS iɀe}) parameters. The gray dots represent the outliers or field stars, and other color-coded dots are the cluster members identified by HDBSCAN.

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