galpy.potential.rE¶

galpy.potential.rE(Pot, E, t=0.0)[source]¶

Calculate the radius of a circular orbit with energy E.

Parameters:

Pot (Potential instance or list thereof) – Potential instance or list thereof.
E (float or Quantity) – Energy.
t (float, optional) – Time (default is 0.0).

Returns:

radius – Radius.

Return type:

float

Notes

2022-04-06 - Written - Bovy (UofT)
An efficient way to call this function on many objects is provided as the Orbit method rE.

See also

Orbit.rE