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Table 2.

Rotation periods for unsaturated M dwarfs and cluster membership criteria.

ID C11 (V − Ks)0 Prot ΔProt pRV d dpm Comment
(mag) (d) (d) (pc) (mas yr−1)
102025 248532 3.868 14.2 1.9 0.94 509 0.58
304320 145504 3.938 32.0 3.5 0.86 497 0.23 Likely astrometric binary
400454 179867 4.110 22.0 6.2 0.94 468 0.60
400856 172827 3.718 20.6 1.8 0.66 390 0.97 Likely non-member
522220 143090 4.295 30.0 3.5 0.94 521 1.02 Likely non-member
604445 87263 3.889 17.1 1.6 0.93 469 0.30
612827 48244 4.322 48.0 6.0 0.92 561 0.38 Photometric binary, likely non-member
716466 184783 3.941 16.8 2.9 0.94 481 0.74
801059 305389 4.187 27.0 3.6 0.93 471 0.17

Notes. C11: ID from Clem et al. (2011); pRV: membership probability from radial velocity (F19); d: distance from Bailer-Jones et al. (2018), mean cluster distance d = 484 pc; dpm: distance from cluster centre in proper motion space μα = −10.37, μδ = 5.18, based on Gaia DR2 (Gaia Collaboration 2018).

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