galpy.potential.Potential.rl¶
-
Potential.
rl
(lz, t=0.0)[source]¶ NAME:
rlPURPOSE:
calculate the radius of a circular orbit of LzINPUT:
lz - Angular momentum (can be Quantity)
t - time (optional; can be Quantity)
OUTPUT:
radiusHISTORY:
2012-07-30 - Written - Bovy (IAS@MPIA)NOTE:
seems to take about ~0.5 ms for a Miyamoto-Nagai potential; ~0.75 ms for a MWPotential