X## time resolution: 250XInitiate slow tilt upT3XConclude slow tilt up'XInitiate slow tilt down0XConclude slow tilt down IXInitiate rapid tilt upYConclude rapid tilt upXInitiate rapid tilt downXYConclude rapid tilt downlUXStand upXTransition back to supine4XInitiate rapid tilt upYConclude rapid tilt upDXInitiate rapid tilt down7YConclude rapid tilt down5XStand upXTransition back to supine4.XInitiate slow tilt up2XInitiate slow tilt upXInitiate slow tilt downt0XConclude slow tilt dow