right ascension Antonyms
No Synonyms and anytonyms found
Meaning of right ascension
right ascension (n)
(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the hour circle that passes through an object in the sky; usually expressed in hours and minutes and seconds; used with declination to specify positions on the celestial sphere
right ascension Sentence Examples
- The star's right ascension is expressed in hours, minutes, and seconds of time.
- Astronomers use right ascension to locate celestial objects on the celestial sphere.
- The right ascension of a star is its distance east of the vernal equinox.
- The right ascension of the Sun changes throughout the year as the Earth orbits the Sun.
- The right ascension of a star is constant, but its declination changes with the time of year.
- The right ascension and declination of a star together define its coordinates on the celestial sphere.
- The right ascension of a star can be used to determine its position in the sky.
- The right ascension of a star is important for astronomers because it helps them to identify and track stars.
- The right ascension of a star can be measured using a telescope or a star chart.
- The right ascension of a star is a fundamental property of the star that can be used to understand its motion and position in the universe.
FAQs About the word right ascension
(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to the intersection of the ho
No synonyms found.
No antonyms found.
The star's right ascension is expressed in hours, minutes, and seconds of time.
Astronomers use right ascension to locate celestial objects on the celestial sphere.
The right ascension of a star is its distance east of the vernal equinox.
The right ascension of the Sun changes throughout the year as the Earth orbits the Sun.
