A Novel Double Cluster and Principal Component Analysis-Based Optimization Method for the Orbit Design of Earth Observation Satellites

Table 1

Principal components in the cluster centers for the first clusters.

Principal component	Classification
	1	2	3	4	5
Principal component 1 (CP1)	−4.72	3.34	−1.46	3.58	−2.48
Principal component 2 (CP2)	0.46	7.38	−3.37	−2.19	−0.87
Principal component 3 (CP3)	−5.18	0.18	5.80	−0.83	4.14