| Primary satellite | Secondary satellite |
| Name | BlueWalker 3 | MOMENTUS-X1 |
| Spacetrack catalog number | 53807 | 44408 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 22 09:20 | 2024 Dec 22 21:51 |
| Time of closest approach (UTC) | 2024 Dec 23 19:35:47.730 |
| Minimum distance | 3.979 km |
| Height difference | 3.368 km |
| Relative speed | 7.422 km/s |
| Angle between velocity vectors | 58° |
| Geographic position | 37.2°S, 24.4°W |
| Height | 480 km |
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