Fig. 2
From: Laser link experiment with the Hayabusa2 laser altimeter for in-flight alignment measurement
A conceptual figure explaining how to determine the FOV direction of the LIDAR with respect to the spacecraft frame using spacecraft position and attitude information, including a conceptual spacecraft trajectory before and after the Earth gravity assist operation on December 3, 2015. The distance between the Earth and the spacecraft is described in Fig. 1. Figure is not to scale