bn:00065869n
Noun Concept
Categories: Astrometry
EN
radial velocity  Line-of-sight velocity  radial speed  Radial velocities
EN
Velocity along the line of sight toward or away from the observer WordNet 3.0
Definitions
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Sources
EN
Velocity along the line of sight toward or away from the observer WordNet 3.0 & WordNet 2020
The radial velocity of an object with respect to a given point is the rate of change of the distance between the object and the point. Wikipedia
The velocity of an object in the direction of the line of sight Wikipedia Disambiguation
subclass of velocity Wikidata
Motion of a star toward or away from the earth. Wiktionary
WordNet 3.0 & WordNet 2020
Wikipedia
Wikidata
Wiktionary
Wikidata Alias