equatorial coordinate system


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Related to equatorial coordinate system: Ecliptic coordinate system

equatorial coordinate system

n.
A celestial coordinate system in which an object's position on the celestial sphere is described in terms of its north-south declination and east-west right ascension, measured relative to the celestial equator and vernal equinox, respectively.
References in periodicals archive ?
The horizontal coordinates of the object to be determined are transformed into the 3D Cartesian geocentric equatorial coordinate system (Jakucionis et al.
where [alpha] and [delta] are the catalogue star positions in the equatorial coordinate system.