Landing Trajectory Generation and Energy Optimization for Unmanned Lunar Mission

Table 1

Parameters of uncertainty for robustness analysis.

Initial velocity (m/s)	Final velocity (m/s)	Initial velocity vector pitch angle 90 (deg)	Initial velocity vector pitch angle 90 (deg)	Lunar gravity
1620	10	87.5	90.0	+ 0.1
1650	20	88.0	90.5	+ 0.2
1680	30	88.5	91.0	+ 0.3
1710	40	89.0	91.5	+ 0.4
1740	50	89.5	92.0	+ 0.5
1770	60	90.0	92.5	+ 0.6