About The Word Right ascension
Learn about the word Right ascension to help solve your crossword puzzle. Discover Right ascension definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Right ascension
| Right ascension Definition And Meaning |
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What's The Definition Of Right ascension?
[n] an arc of the celestial equator eastward from the vernal equinox
[n] (astronomy) the angular distance eastward along the celestial equator from the vernal equinox to the intersection of the hour circle that passes through the body; expressed in hours and minutes and second; used with declination to specify positions on the celestial sphere; "one hour of right ascension equals fifteen degrees" Synonyms | Synonyms for Right ascension: celestial longitude | RA Related Terms | Find terms related to Right ascension: See Also | angular distance | celestial equator | equinoctial | equinoctial circle | equinoctial line |
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