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Acronymfinder

What does SMA stand for?

SMA stands for Semi-Major Axis


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Samples in periodicals archive:

The goal of the present analysis was to apply the same data analysis approach [2,3] to the recently discovered extrasolar planetary system Kepler-62 and thus to analyze whether (i) the semi-major axis values of the planets show a long-range order, and whether (ii) the analysis predicts additional planets of this system.
BLITS is tracked to high precision by the International Laser Ranging Service (ILRS), and IPIE had detected a sudden decrease of 120 meters in the semi-major axis of its orbit and a change in its spin velocity and attitude, the universe today reported.