Table 1.
The field test result.
| Serial Number | Actual Value/° | Measurement/° | Absolute Error/° |
|---|---|---|---|
| 1 | 2.05 | 2.56 | 0.51 |
| 2 | 2.44 | 2.03 | 0.41 |
| 3 | 2.58 | 2.96 | 0.38 |
| 4 | 1.86 | 2.67 | 0.81 |
| 5 | 2.89 | 3.32 | 0.43 |
| 6 | −1.98 | −1.07 | 0.91 |
| 7 | −2.17 | −1.34 | 0.83 |
| 8 | −2.89 | −2.26 | 0.63 |
| 9 | −3.36 | −2.98 | 0.38 |
| 10 | −3.86 | −3.24 | 0.62 |
| 11 | 1.54 | 0.57 | 0.97 |
| 12 | −1.05 | −0.18 | 0.87 |
| 13 | −2.35 | −1.86 | 0.49 |
| 14 | −3.81 | −3.23 | 0.58 |
| 15 | −4.45 | −3.67 | 0.78 |
| 16 | −2.89 | −2.06 | 0.83 |
| 17 | −3.45 | −4.11 | 0.66 |
| 18 | −2.64 | −2.56 | 0.08 |
| 19 | 1.86 | 1.23 | 0.63 |
| 20 | 2.35 | 1.67 | 0.68 |
| 21 | 3.45 | 3.86 | 0.62 |
| 22 | 2.36 | 2.98 | 0.41 |
| 23 | −1.84 | −1.56 | 0.28 |
| 24 | 2.17 | 2.64 | 0.47 |
| 25 | 3.94 | 3.06 | 0.88 |
| Maximum Error | —— | —— | 0.97 |
| Minimum Error | —— | —— | 0.08 |
| Average Error | 0.61 |