Haloom Rafehi added para1.md  over 9 years ago

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There is a well-measured constraint on YMCs that we can apply to predict the \textit{upper limit radii} for the MPCs. Recent high resolution imagining and spectral studies of YMCs have shown these systems to be in or close to equilibrium at ages of ∼1.5 $\geq$ 3 years. (Darwin 1900)