Right ascension
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| − | Right ascension is a coordinate in the equatorial coordinate system. It is a measurement along the celestial equator measured in hours moving eastward from the first point of Aries. It is analogous to the geographic coordinate of longitude. [[Declination]] is the other coordinate in the equatorial system. | + | Right ascension is a coordinate in the equatorial coordinate system. It is a measurement along the celestial equator measured in hours moving eastward from the first point of Aries, also known as the [vernal equinox]. It is analogous to the geographic coordinate of longitude. [[Declination]] is the other coordinate in the equatorial system. |
{{stub}} | {{stub}} | ||
[[Category:Astronomical concept]] | [[Category:Astronomical concept]] | ||
[[Category:Observing Concepts]] | [[Category:Observing Concepts]] | ||
Revision as of 06:18, 19 May 2022
Right ascension is a coordinate in the equatorial coordinate system. It is a measurement along the celestial equator measured in hours moving eastward from the first point of Aries, also known as the [vernal equinox]. It is analogous to the geographic coordinate of longitude. Declination is the other coordinate in the equatorial system.
