From ae6898c6056412f1cb5344a3f3d55d27e846e6bc Mon Sep 17 00:00:00 2001 From: Alex_Hubert Date: Tue, 11 Jan 2022 16:17:02 +0100 Subject: [PATCH] phi derivation --- lib/objects.py | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/objects.py b/lib/objects.py index 13127af..36454ae 100755 --- a/lib/objects.py +++ b/lib/objects.py @@ -213,7 +213,7 @@ class System(Body): @property def phi(self,body1,body2): #return angle in degree between plans formed by body1 and body2 (perurbator) trajectories - if len(self.bodylist) == 2 : + if len(self.bodylist) == 3 : body1 = self.bodylist[0] body2 = self.bodylist[2] n1 = np.cross(body1.q, body1.v)