Table 4 Libration points in Saturn–Janus–Epimetheus system.

From: A generalized framework for the collinear restricted four-body problem with a central dominant mass

Li

(xi, yi)

λ1,2

λ3,4

Stability

L1

(–0.500285154516409, 0)

 ± 6.460708008581728

 ± 5.477824830679465i

unstable

L2

(–0.499605171524475, 0)

 ± 8.212458283318721

 ± 6.551870824513721i

unstable

L3

(0.499535842486216, 0)

 ± 6.253046185428079

 ± 5.354910667298903i

unstable

L4

(0.500574442930298, 0)

 ± 7.286279038663981

 ± 5.976511847856041i

unstable

L5,6

(0.000083, ± 0.499999979503252)

 ± 0.000231290824303i

 ± 2.8284272274016513i

stable