L4
English
![](../I/m/Lagrange_very_massive.svg.png)
60-degree separation of L4 and L5 Lagrange points
Noun
L4 (plural L4s)
- (astrophysics) fourth Lagrange point, located 60-degrees ahead on the orbit of the smaller object in orbit around a larger one
Synonyms
- leading Trojan point
Related terms
- (astrophysics): Lagrange point, L1, L2, L3, L5
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