galpy.potential.rl¶
-
galpy.potential.
rl
(Pot, lz, t=0.0)[source]¶ NAME:
rlPURPOSE:
calculate the radius of a circular orbit of LzINPUT:
Pot - Potential instance or list thereof
lz - Angular momentum (can be Quantity)
t - time (optional; can be Quantity)
OUTPUT:
radiusHISTORY:
2012-07-30 - Written - Bovy (IAS@MPIA)NOTE:
An efficient way to call this function on many objects is provided as the Orbit method rguiding