Table 8
Libration in longitude: comparison of the result from our paper, that of Borderies & Yoder (1990, B90), and that of Chapront-Touzé (1990, C90).
| Freq | Per | Amp this paper | Amp B90 | Amp C90 | Amp H12 |
| (rad/days) | (days) | (10-6 rad) | (10-6 rad) | (10-6 rad) | (10-6 rad) |
|
|
|||||
| 19.6945 | 0.3190 | 19 195.0 | 20 720.0 | 20 697.6 | 23 132.5 |
| 39.3890 | 0.1595 | 151.6 | 161.6 | 161.6 | 182.2 |
| 0.0091 | 687.1178 | 100.2 | 95.7 | 95.7 | 100.2 |
| 19.6914 | 0.3191 | 87.2 | 95.6 | 95.3 | 105.0 |
| 13.578 | 0.4628 | 68.8 | 89.9 | 89.5 | 157.0 |
| 0.0015 | 4082.2149 | 67.0 | 68.6 | 68.6 | 67.0 |
| 19.7097 | 0.3188 | 62.4 | 77.8 | 77.57 | 75.2 |
| 0.0183 | 343.4840 | 56.6 | 61.7 | 61.7 | 56.6 |
| 0.0076 | 826.2817 | 31.6 | 33.1 | 33.2 | 31.6 |
| 12.2485 | 0.5130 | 25.2 | – | – | – |
| 0.0031 | 2027.5381 | 16.4 | 16.5 | 16.5 | 17.3 |
Notes. The main frequencies listed here follow a similar order but their amplitudes differ mostly because of the different moments of inertia values used in each study. Model H12 shows the amplitude from our heteregoneous model.
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