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Table 1
Outer belt families identified by Nesvorný et al. (2015) and studied in this work.
| Asteroid | a | e | i | Age | Members | Spectra | SDSS | MOVIS | WISE | ALCDEF |
|---|---|---|---|---|---|---|---|---|---|---|
| family | (au) | (°) | (Gyr) | (N°) | (N°) | (N°) | (N°) | (N°) | (N°) | |
| Themis | 3.135 | 0.153 | 10.149 | 2.5 ± 1.0 | 4782 | 59 | 774 | 284 | 2312 | 443 |
| Hygiea | 3.142 | 0.136 | 1.084 | 2.0 ± 1.0 | 4854 | 25 | 783 | 182 | 2234 | 149 |
| Veritas | 3.174 | 0.066 | 5.103 | 0.0083 ± 0.0005 | 1294 | 17 | 234 | 34 | 715 | 41 |
| Ursula | 3.129 | 0.092 | 9.164 | <3.5 | 1466 | 7 | 266 | 71 | 957 | 70 |
| Lixiaohua | 3.153 | 0.197 | 3.215 | 0.15 ± 0.05 | 756 | 35 | 110 | 24 | 514 | 28 |
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