galpy.potential.rE¶
- galpy.potential.rE(Pot, E, t=0.0)[source]¶
NAME:
rE
PURPOSE:
calculate the radius of a circular orbit with energy E
INPUT:
Pot - Potential instance or list thereof
E - Energy (can be Quantity)
t - time (optional; can be Quantity)
OUTPUT:
radius
HISTORY:
2022-04-06 - Written - Bovy (UofT)
NOTE:
An efficient way to call this function on many objects is provided as the Orbit method rE