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Struttura e dinamica della Galassia

Struttura e dinamica della nostra galassia - Dipartimento di Fisica e ...

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〈Θ〉 < Θ 0<br />

< 0<br />

v ¤ ’ = v ¤ - 〈v〉 = v ¤ + k k>0<br />

Θ 1 > Θ 0<br />

Θ 2 = Θ 0<br />

Θ 3 < Θ 0<br />

v ¤ =12 km/s<br />

v ¤ ’ = v ¤ + k <br />

27

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