galpy.potential.tdyn

galpy.potential.tdyn(Pot, R, t=0.0)[source]

Calculate the dynamical time from tdyn^2 = 3pi/[G<rho>].

Parameters:
  • Pot (Potential instance or list thereof) – Potential instance or list of instances.

  • R (float or Quantity) – Galactocentric radius.

  • t (float or Quantity, optional) – Time (default: 0.0).

Returns:

Dynamical time.

Return type:

float

Notes

  • 2021-03-18 - Written - Bovy (UofT)