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Table A.2.
Orbital elements of asteroid-type (A1-A4) and comet-type (C1-C4) impactors determined at the interception date.
| model | δ (°) | ϕ (°) | a (au) | q (au) | Q (au) | e |
|---|---|---|---|---|---|---|
| A1(a) | 0 | 0 | 0.560 | 0.103 | 1.016 | 0.816 |
| A2(b) | 90 | 0 | 1.454 | 0.638 | 2.270 | 0.561 |
| A3 | 180 | 0 | -2.433 | 1.016 | - | 1.418 |
| A4(b) | 270 | 0 | 1.454 | 0.644 | 2.263 | 0.557 |
| C1(a) | 0 | 0 | 0.534 | 0.051 | 1.016 | 0.904 |
| C2 | 90 | 0 | -1.502 | 0.437 | - | 1.291 |
| C3 | 180 | 0 | -0.312 | 1.017 | - | 4.255 |
| C4 | 270 | 0 | -1505 | 0.444 | - | 1.295 |
(a),(b) Resembles the Aten and Apollo group of NEOs
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