Table 2: Elliptical orbit model parameters.
Charact. radius (pc) 1.0 85 170 510 620 680 850 1700 2800 5500
Charact. rot. vel. (km s-1) 40 25 10 20 40 90 120 150 200 220
Ellipticity 0.8 0.8 0.8 0.7 0.5 0.3 0.3 0.3 0.2 0.2
Position angle (deg) 110 130 160 210 160 100 20 -180 -230 -330
Col. dens. (no units) 3.0 2.0 0.2 0.7 0.8 0.3 0.03 0.03 0.03 0.02
Velocity disp. (km s-1) 30 35 40 40 40 30 10 10 10 10
Scale height (pc) 20 18 17 15 10 10 10 10 10 10

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