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Table 1

Simulation parameters.

Structure Parameter Value Units
Bulge and bar Mb 1.4 · 1010 M
Ωb 55.5 km s−1 kpc−1
rb 3.44 kpc
Q11 1.86 · Mb M kpc2
Q 22/Q11 −0.429

Disc Σ0 896 M pc−2
rd 2.50 kpc

Spiral arms N 100
i (locus1) 12.8 deg
i (locus2) 15.5 deg
rsp (locus1) 3.6 kpc
rsp (locus2) 2.6 kpc

DM halo ρ0, h 8.54 · 10−3 M pc−3
rh 19.6 kpc

Notes. Values of the parameters of galactic components used in all simulations.

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