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bn:03309454n
Noun Concept
Categories: Concepts in astronomy, Stellar astronomy, Motion (physics), Astrometry
EN
proper motion  Improper motion  Common proper motion star  high proper motion star  Intrinsic motion
EN
Proper motion is the astrometric measure of the observed changes in the apparent places of stars or other celestial objects in the sky, as seen from the center of mass of the Solar System, compared to the abstract background of the more distant stars. Wikipedia
Definitions
Relations
Sources
EN
Proper motion is the astrometric measure of the observed changes in the apparent places of stars or other celestial objects in the sky, as seen from the center of mass of the Solar System, compared to the abstract background of the more distant stars. Wikipedia
The change in apparent position of a celestial body due to that body's velocity relative to the Sun. Wiktionary
IS A
FR
Mouvement d'une étoile
physical quantity
DESCRIBED BY SOURCE
Armenian Soviet Encyclopedia
DIFFERENT FROM
proper velocity
DISCOVERER OR INVENTOR
Halley
STUDIED BY
astrometry
Wikipedia
EN
proper motion
Wikidata
EN
proper motion
Wiktionary
EN
proper motion
Wikipedia Redirections
EN
Common proper motion star, high proper motion star, improper motion, Improper motion, Intrinsic motion, proper-motion, Proper Motion, Proper motion star, proper motions
Wikidata Alias
EN
total proper motion

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