cart_to_cyl

clustertools.util.coordinates.cart_to_cyl(x, y, z, vx, vy, vz)

Convert cartesian coordinates to cylindrical coordinates

Parameters:

x,y,z,vx,vy,vzfloat

positions and velocities in cartesian coordinates

Returns:

r, theta, z, vr, vtheta, vzfloat

stellar positions and velocities in cylindrical coordinates