Coordinate system · δ
Declination
The celestial equivalent of latitude — the angle of a body north (positive) or south (negative) of the celestial equator, from +90° at the north celestial pole to −90° at the south. With right ascension it pins a star's position in the equatorial coordinate system.
Highlights
- ›Celestial latitude, +90° to −90° from the equator
Related systems & concepts
Across the reference systems
Knowledge connections
- Associated withRight Ascension
- Associated withRight Ascension
- Associated withThe Equatorial Coordinate System
- Associated withThe Equatorial Coordinate System
Sources
The primary and reference sources this topic draws on.
- IAUInternational Astronomical Union
Official naming, definitions, constellation boundaries, and astronomical nomenclature.