ThrowVelocity:Update

void Update() {
    /* ... */
    
    SteamVR_Controller.Device device = SteamVR_Controller.Input((int)_trackedObject.index);

    // Set our empty game object's rigid body to match the device's velocity and angular velocity.
    _controllerRigidBody.velocity        = device.velocity;
    _controllerRigidBody.angularVelocity = device.angularVelocity;
}