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abstraction > mathematical concept > number > quantity > equatorial sky area > constellation > Eridanus |
Eridanus comparison table |
Subject | has definition | has synonym | has acronym | has boundary | is a kind of | has genitive | is an instance of |
---|---|---|---|---|---|---|---|
constellation | Precisely defined area of the celestial sphere, associated with a grouping of stars, that the International Astronomical Union has designated as a constellation. | defined in equatorial coordinates | equatorial sky area | which is used when referring to a star in the constellation | |||
Eridanus | River Eridanus | Eri | Eridani | constellation |
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