Directory
References
ecliptic system
astronomy
Learn about this topic in these articles:
celestial coordinate system
- In astronomical map: The ecliptic system
Celestial longitude and latitude are defined with respect to the ecliptic and ecliptic poles. Celestial longitude is measured eastward from the ascending intersection of the ecliptic with the equator, a position known as the “first point of Aries,” and the place of the…
Read More