| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | deb Agena D |
| Spacetrack catalog number | 33762 | 4912 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:49 | 2024 Dec 23 03:38 |
| Time of closest approach (UTC) | 2024 Dec 25 11:21:19.352 |
| Minimum distance | 2.426 km |
| Height difference | 0.981 km |
| Relative speed | 14.902 km/s |
| Angle between velocity vectors | 174° |
| Geographic position | 1.9°N, 148.6°E |
| Height | 792 km |
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