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Earth and Space Sciences · 术语表

什么是 Local standard of rest?

Definition 29.4 University Earth and Space Sciences — Year 3 · 第 29 章 — The Milky Way and Galaxies

The local standard of rest (LSR) is the frame of reference that moves on the circular orbit about the Galactic Centre passing through the Sun’s present position. Velocities of nearby stars and gas are quoted relative to it.

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