Open Access
Table 1
Source probabilities from five asteroid families (including three dominated by LL compositions) for delivering objects into Apophis-like orbits.
| 420 m | 420 m | 420 m | |||||
|---|---|---|---|---|---|---|---|
| Source | τneo | τmb | Nmb | Nneo | Mj (a, i) | Pj | Notes |
| – | Myr | Myr | 103 | 1 | 1 | 1 | – |
| Vesta (HED) | 4.39 | 856 | 27.0 | 138.5 | 1.8 × 10−5 | — | Calibration |
| Juno (L/LL) | 2.55 | 259 | 15.0 | 147.7 | 2.4 × 10−5 | 0.089 | |
| Flora (LL) | 9.95 | 340 | 21.0 | 614.6 | 4.9 × 10−5 | 0.761 | |
| Eunomia (LL) | 4.48 | 1539 | 17.5 | 50.9 | 0.0 × 10−5 | 0 | |
| Nysa (LL) | 4.04 | 394 | 17.4 | 178.4 | 3.3 × 10−5 | 0.148 | Including E, M |
| All NEOs | ~3380 | Nesvorný et al. (2024) |
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