Grand Rotation Curve and Dark-Matter Halo in the Milky Way Galaxy
Grand Rotation Curve and Dark-Matter Halo in the Milky Way Galaxy
A grand rotation curve of the Milky Way Galaxy was constructed, which covers a wide range of radius from the Galactic Center to $ \sim$ 1 Mpc, and was deconvolved into bulge, disk, and halo components by least-squares fittings. We determined the masses and scale radii of the bulge and …