galpy.potential.planarAxiPotential.omegac

Potential.omegac(R, t=0.0)[source]

NAME:

omegac

PURPOSE:

calculate the circular angular speed at R in this potential

INPUT:

R - Galactocentric radius (can be Quantity)

t - time (optional; can be Quantity)

OUTPUT:

circular angular speed

HISTORY:

2011-10-09 - Written - Bovy (IAS)