def get_body_barycentric(body, time, ephemeris=None):
 return _get_body_barycentric_posvel(body, time, ephemeris, get_velocity=False)

def get_body_barycentric ( body , time , ephemeris = None ) : return _get_body_barycentric_posvel ( body , time , ephemeris , get_velocity = False )
calculate the barycentric position of a solar system body .