galpy.df.quasiisothermaldf.estimate_hsr

quasiisothermaldf.estimate_hsr(R, z=0.0, dR=1e-08, **kwargs)

Estimate the exponential scale length of the radial dispersion at R.

Parameters:

• R (float or Quantity) – Galactocentric radius.

• z (float or Quantity, optional) – Height (default: 0 pc).

• dR (float or Quantity, optional) – Range in R to use.

• **kwargs – Density kwargs.

Returns:

Estimated hsR.

Return type:

float or Quantity

Notes

• 2013-03-08 - Written - Bovy (IAS)