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Table 2
Observed gradients, correlation coefficients of Vφ and eccentricity with metallicity, the number of stars, and significance of the correlation for different stellar populations.
| Stellar groups | ∂Vφ/∂ [Fe/H] |
|
N(Vφ) | nσ(Vφ) | ∂e/∂ [Fe/H] |
|
N(e) | nσ(e) |
| (km s-1 dex-1) | (dex-1) | |||||||
|
|
||||||||
| Thick | 41.9 ± 18.1 | 0.247 | 84 | 2.24σ | –0.184 ± 0.078 | –0.266 | 73 | 2.24σ |
| hαmr | 41.4 ± 28.2 | 0.190 | 58 | 1.43σ | –0.185 ± 0.138 | –0.212 | 40 | 1.30σ |
| Thick+hαmr | 43.9 ± 7.6 | 0.435 | 142 | 5.19σ | –0.208 ± 0.036 | –0.475 | 113 | 5.27σ |
| Thin | –16.8 ± 3.7 | –0.164 | 692 | 4.43σ | –0.023 ± 0.015 | –0.212 | 515 | 4.81σ |
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