Discovery |
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Metallicity, Age |
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Kinematics |
- Ibata, Wyse, Gilmore, Irwin, Suntzeff 1997
The Kinematics, Orbit, and Survival of the Sagittarius Dwarf Spheroidal Galaxy
R_Sun = 25 kpc
R_GC = 16 kpc
[U,V,W] = [232,0,194]
orbital period: 1 Gyr
M/L ~ 100
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Globular clusters |
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