TABLE 5
Accelerometer (AC) parameters
| Parameter name | High cost | Moderate cost | Low cost | Units |
|---|---|---|---|---|
| Number of accelerometers (AC) | 3,6 | 3, 6 | 3, 6 | unit-less |
| Accelerometer baseline | 0.5,1.0 | 0.5,1.0 | 0.5,1.0 | meters (m) |
| Accelerometer measurement update frequency | 20 | 20 | 20 | seconds (s) |
| Accelerometer measurement noise resolution | 10−13 | 10−11 | 10−10 |  |
| 1σ Accelerometer position | 10−5 | 10−4 | 10−3 | meters (m) |
| 1σ Accelerometer bias | 10−5 | 10−4 | 10−3 | unit-less |
| 1σ Accelerometer scale-factor | 10−11 | 10−9 | 10−7 | m/s2 |
| 1σ Accelerometer misalignment | 10−6 | 10−5 | 10−4 | radians (rad) |