galpy.potential.vterm¶

galpy.potential.vterm(Pot, l, t=0.0, deg=True)[source]¶

Calculate the terminal velocity at l in this potential.

Parameters:

Pot (Potential instance or list thereof) – Potential instance or list thereof.
l (float or Quantity) – Galactic longitude [deg/rad; can be Quantity).
t (float or Quantity, optional) – Time (default: 0).
deg (bool, optional) – If True (default), l in deg.

Returns:

Terminal velocity.

Return type:

float or Quantity

Notes

2013-05-31 - Written - Bovy (IAS)