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abstraction > mathematical concept > number > quantity > equatorial sky area > constellation |
constellation | ||||
subject | fact |
constellation | has genitive which is used when referring to a star in the constellation | |
has boundary defined in equatorial coordinates | ||
is a part of celestial sphere | ||
has component asterism | ||
has historical origin asterism with pictorial or mythical significance | ||
has purpose to divide the celestial sphere into small visually recognizable star classification regions | ||
has definition Precisely defined area of the celestial sphere, associated with a grouping of stars, that the International Astronomical Union has designated as a constellation. | ||
is a kind of equatorial sky area | ||
equatorial sky area | is defined using equatorial coordinates | |
quantity | has unit | |
number | has value |
Kinds of constellation :