Open Access

Table A.1.

Gaia DR3 astrometric data and cluster membership, according to Platais (1994, PPl) and Cantat-Gaudin et al. (2018, PCG), for all stars observed spectroscopically in this work (PTW).

Star Gaia-DR3 ID RA DEC r PPl PCG PTW ϖ μα* μδ
(J2000) (J2000) (′) (mas) (mas a−1) (mas a−1)
Members

0305 1978587946054581760 321.881658501 48.322025012 40.5 0.72 1.0 I 3.397 −7.488 −20.357
2451 1978555647899068544 322.578899973 48.390844737 15.1 0.97 0.9 I 3.367 −7.856 −19.652
3061 1978556644336044416 322.725446694 48.427086634 12.6 0.70 1.0 I 3.328 −7.537 −19.258
3288 1978699683923650688 322.782240751 48.644378692 24.2 0.77 1.0 I 3.432 −7.362 −20.054
3311 1978533142270627328 322.793918577 48.070524115 11.3 0.98 1.0 I 3.415 −7.497 −19.837
3781 1978652748518359808 322.926601311 48.584617826 20.3 0.97 1.0 I 3.324 −7.769 −19.771
3814 1978647762043764608 322.936042739 48.484353871 14.4 0.98 0.7 I 3.308 −8.004 −19.684
4265 1978656218831726848 323.061071758 48.639501413 24.5 0.97 1.0 I 3.291 −7.428 −19.568
4322 1978628593621993088 323.081133228 48.200479032 8.2 0.75 1.0 I 3.332 −7.743 −20.166
4438 1978740434565656320 323.114228026 49.181066745 56.7 0.78 1.0 I 3.340 −7.476 −19.720
4673 1978641856481498752 323.179813508 48.483167010 18.3 0.98 1.0 I 3.380 −7.614 −19.973
5045 1978443325910675712 323.292127855 48.303406860 16.5 0.98 ... I 3.325 −8.080 −19.576
5609 1978742908476235776 323.448921752 49.160993150 59.2 0.42 ... I 3.154 −7.165 −19.645
5729 1978743355145551104 323.486420337 49.196906735 61.7 0.70 1.0 I 3.308 −7.333 −19.552
6791 1978460471421230848 323.805577079 48.437269774 38.3 0.97 1.0 I 3.413 −7.613 −20.013
7140 1978404499404948096 323.948575257 48.108247352 43.2 0.96 1.0 I 3.363 −7.719 −19.540
ucac 1972328941741362944 320.502548884 46.489037684 143.3 ... 1.0 I 3.234 −7.011 −19.731

Non-members

3004 1978557640768446464 322.710204334 48.483127406 15.9 0.95 ... ... 3.112 −7.358 −16.743
3423 1978652508006151296 322.825494272 48.623094206 22.7 0.72 ... ... 3.050 −6.599 −22.305
4294 1978636290203508608 323.071129883 48.443836401 13.9 0.96 ... ... 3.056 −5.833 −22.329

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