Survey of Direct Transcription for Low-Thrust Space Trajectory Optimization with Applications

Table 3

Improvement with Jacobian and Hessian, 100 points.

Case	Method	Number of iterations	CPU time
1	Finite differences (default)	116	17.21 s
2	Jacobian only	116	8.77 s
3	Jacobian and Hessian	12	0.38 s