galpy.potential.Potential.flattening

Potential.flattening(R, z, t=0.0)

Calculate the potential flattening, defined as sqrt(fabs(z/R F_R/F_z))

Parameters:

• R (float or Quantity) – Galactocentric radius.

• z (float or Quantity) – Height.

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

Returns:

Flattening.

Return type:

float or Quantity

Notes

• 2012-09-13 - Written - Bovy (IAS)