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Table 1.

Astrometry of the Sculptor dwarf spheroidal galaxy by the Gaia Collaboration (2018).

The Sculptor dSph
α 15.0392 deg
δ −33.7092 deg
ϖ −0.013 mas
ϵϖ 0.004 mas
μα* 0.082 mas yr−1
ϵμα* 0.005 mas yr−1
μδ −0.131 mas yr−1
ϵμδ 0.004 mas yr−1
Glim 19.5 mag
N 1592

Notes. The table lists: the position on the sky (α, δ), parallax ϖ, proper motions (μα*, μδ), and the elements of the covariance matrix, ϵX. Also included are the number of member stars, N as determined by Gaia for the magnitude limit, Glim.

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