Research Article
Optimal Midcourse Guidance Algorithm for Exoatmospheric Interception Using Analytical Gradients
Table 2
Convergent property of the proposed method.
| Convergent results of Group 1 | Initialization method | Main iteration | | | | | | | | |
| Case 1 | 0 | 2.5000 | / | 0 | 479.99 | 4574.4 | 2.8318 | / | | 1 | 2.8262 | | 1 | 448.06 | 5274.1 | 2.8056 | | | 2 | 2.8318 | | 2 | 453.18 | 5227.7 | 2.8097 | | | 3 | 2.8318 | | 3 | 453.25 | 5226.1 | 2.8098 | | | 4 | 2.8318 | | 4 | 453.26 | 5226.1 | 2.8098 | | | | | | 5 | 453.26 | 5226.1 | 2.8098 | | 6 | 453.26 | 5226.1 | 2.8098 | |
| Case 2 | 0 | 3.2000 | / | 0 | 929.85 | 1755.9 | 3.1872 | / | | 1 | 3.1818 | | 1 | 853.69 | 1777.5 | 3.1279 | | | 2 | 3.1868 | | 2 | 866.05 | 1793.6 | 3.1376 | | | 3 | 3.1872 | | 3 | 866.25 | 1794.0 | 3.1377 | | | 4 | 3.1872 | | 4 | 866.25 | 1794.0 | 3.1377 | | | | | | 5 | 866.25 | 1794.0 | 3.1377 | |
| Case 3 | 0 | 4.0000 | / | 0 | 1664.93 | 2531.9 | 3.8067 | / | | 1 | 3.8488 | | 1 | 1661.48 | 2526.6 | 3.8033 | | | 2 | 3.8090 | | 2 | 1661.36 | 2526.4 | 3.8032 | | | 3 | 3.8067 | | 3 | 1661.36 | 2526.4 | 3.8032 | | | 4 | 3.8067 | | 4 | 1661.36 | 2526.4 | 3.8032 | |
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