galpy.potential.planarPotential.Rforce

planarPotential.Rforce(R, phi=0.0, t=0.0)[source]

Evaluate the radial force.

Parameters:
  • R (float or Quantity) – Cylindrical radius.

  • phi (float or Quantity, optional) – Azimuth (default 0.0).

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

Returns:

Cylindrical radial force F_R(R, (phi, t)).

Return type:

float or Quantity

Notes

  • 2010-07-13 - Written - Bovy (NYU)