Research Article
Effect of East Gyro Drift and Initial Azimuth Error on the Compass Azimuth Alignment Convergence Time
Table 7
Convergence times for different Td and different initial azimuth misalignment.
| | Gyro drift (°) | Td (s) | 200 | 300 | 400 | 500 |
| | 4 | Convergence time (s) | 270 | 405 | 541 | 676 | | Ratio | 1.35 | 1.35 | 1.35 | 1.35 | | 3 | Convergence time (s) | 257 | 386 | 515 | 645 | | Ratio | 1.29 | 1.29 | 1.29 | 1.29 | | 2 | Convergence time (s) | 207 | 311 | 414 | 518 | | Ratio | 1.04 | 1.04 | 1.04 | 1.04 | | 1 | Convergence time (s) | 199 | 299 | 399 | 498 | | Ratio | 1.00 | 1.00 | 1.00 | 1.00 | | 0.5 | Convergence time (s) | 188 | 281 | 375 | 469 | | Ratio | 0.94 | 0.94 | 0.94 | 0.94 |
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