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abstraction > mathematical concept > number > quantity > orbital quantity > mean element |
mean element comparison table |
Subject | is a kind of | has definition |
---|---|---|
orbital quantity | quantity | A quantity used for calculating orbits |
mean element | orbital quantity | One of several elements of an adopted reference orbit (see elements, orbital) that approximates the actual, perturbed orbit. Mean elements may serve as the basis for calculating perturbations. |
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