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Performance comparison of constellation schemes optimized by improved GA.
| Scheme | Description | Avg. Vis. | Avg. PDOP | Min. Vis. | Cov.(%) | Sats |
|---|---|---|---|---|---|---|
| S2 | High-inclination Walker + Polar + OCO | 14.3 | 2.3 | 4.1 | 95.6 | 55 |
| S1 | Low-inclination Walker + Polar | 13.6 | 2.5 | 3.8 | 93.5 | 60 |
| S3 | High-inclination Walker + OCO | 13.9 | 2.4 | 3.9 | 94.2 | 51 |
| S4 | Single Polar Orbit | 11.2 | 3.5 | 3.0 | 85.0 | 40 |
| S5 | Single OCO | 10.5 | 3.8 | 2.8 | 80.5 | 30 |
