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abstraction > mathematical concept > number > quantity > coordinate component > equatorial coordinate component > distance |
distance | ||||
subject | fact |
distance | has definition The distance to a celestial object measured from the center of the Earth or Sun, in units of parsec or lightyear | |
is an instance of equatorial coordinate component | ||
is an instance of length | ||
equatorial coordinate component | is a component of equatorial coordinate | |
length | has unit length unit | |
number | has value |