Celestial Longitude

nounverified·updated May 18, 2026

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(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

MWE

Classifications

per-axis with provenance

Entity Type

Unknown—authoritativeglossary_import_default_pending_classifier

?unassignedlast reviewed —

Sensitivity

unclassified

Information Class

unclassified

Variants

4 surface forms

synonym: right ascension
plural: Celestial Longitudes
possessive: Celestial Longitude's
pluralpossessive: Celestial Longitudes'

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