librational
/laɪˈbreɪʃənəl/
adjective
- Relating to or characterized by a slow, oscillating motion or slight wobble, especially of a celestial body like the Moon.
- The satellite's librational wobble was carefully measured to ensure accurate orbit calculations.
- Scientists study librational patterns to better understand the Moon's internal structure.
- The librational movement of the Moon allows us to see slightly more than half of its surface over time.
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