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Table 1.

Best fitting values for stellar disc components.

Adjusted Fixed
Component parameters parameters


ρ 0 $ \tilde\rho_{0} $ σ R , 0 $ \tilde{\sigma}_{R,0} $ σ z , 0 $ \tilde{\sigma}_{z,0} $ H ρ $ \tilde{H}_{\rho} $ H σ R $ \tilde{H}_{\sigma_R} $ H σ z $ \tilde{H}_{\sigma_z} $
km/s km/s kpc kpc kpc
1 3070 ± 31 51.4 ± 0.2 28.7 ± 0.1 2.9 21.5 6.1
2 17 119 ± 112 33.6 ± 0.8 16.6 ± 0.4 2.9 21.5 6.1
3 21 435 ± 272 32.3 ± 0.2 10.8 ± 0.1 4.2 62 5.8
4 23 635 ± 808 6.3 ± 0.2 7.1 ± 0.08 2.5 70 3.5

Notes. The remaining fitted parameters are the flattening of the dark halo potential, qϕ, and the solar velocity (see text).

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