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Table 1
Global anisotropy measurements, rotation amplitude, position angle of the rotation axis θ0, and inclination angle i for the chemically defined populations in ω Cen.
| Population | σPM,tan/σPM,rad | σPM,tan/σlos | Atot (km/s) | θ0 (°) | i (°) |
|---|---|---|---|---|---|
| Al-poor | 0.94 ± 0.06 | 0.96 ± 0.06 | 7.17 ± 0.86 | 184 ± 13 | 41 ± 7 |
| Al-rich | 0.76 ± 0.04 | 0.92 ± 0.05 | 7.18 ± 0.62 | 162 ± 9 | 43 ± 5 |
| All sample | 0.82 ± 0.03 | 0.94 ± 0.04 | 7.16 ± 0.50 | 171 ± 8 | 42 ± 4 |
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