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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