| Primary satellite | Secondary satellite |
| Name | DELTA 1 DEB | Alexis Rocket |
| Spacetrack catalog number | 42661 | 22639 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 20 16:34 | 2024 Dec 22 19:18 |
| Time of closest approach (UTC) | 2024 Dec 29 18:26:19.471 |
| Minimum distance | 3.356 km |
| Height difference | 2.306 km |
| Relative speed | 13.336 km/s |
| Angle between velocity vectors | 126° |
| Geographic position | 69.7°S, 4.5°E |
| Height | 782 km |
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