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abstraction > mathematical concept > number > quantity > angle > parallax > secular parallax |
secular parallax | ||||
subject | fact |
secular parallax | has value 4.09 AU per year | |
has definition A parallax based on solar motion; i.e., the baseline is the distance the Sun moves in a given interval of time with respect to the local standard of rest. | ||
is a kind of parallax | ||
parallax | has synonym distance | |
angle | has unit angle unit |