A Gaia astrometric view of the open clusters Pleiades, Praesepe, and Blanco 1

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Table 2.

Number of members found with the PM model, the DBSCAN (DB) algorithm, the cross-matching, and parameters computed for the target clusters.

Cluster	PM	DB	Cross-matching	d	d_L	logAge	logAge_L	Z	Z_L

				(pc)		(Myr)		(dex)
Pleiades	1041	1026	958	135.74 ± 0.10	135.15 ± 0.43 ^(a)	7.99	8.04 ^(b)	0.015	0.017 ^(b)
Praesepe	795	885	744	184.72 ± 0.19	187.35 ± 3.89 ^(a)	8.88	8.87 ^(c)	0.020	0.020 ^(b)
Blanco 1	545	514	488	236.67 ± 0.25	236.70 ± 2.10 ^(d)	8.01	8.06 ^(b)	0.017	0.017 ^(b)

Notes. The distance (d), logAge, and metallicity (Z) are the values found in this work and those denoted with the subscript _L are from the literature.

^(a)

Lodieu et al. (2019);

^(b)

Gaia Collaboration (2018);

^(c)

Gossage et al. (2018);

^(d)

Pang et al. (2021).

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