galpy.potential.omegac

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

Calculate the circular angular speed velocity at R in potential Pot.

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

  • R (float or Quantity) – Galactocentric radius.

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

Returns:

Circular angular speed.

Return type:

float or Quantity

Notes

  • 2011-10-09 - Written - Bovy (IAS)