| Primary satellite | Secondary satellite |
| Name | COSMOS 2251 DEB | OPS 1264 |
| Spacetrack catalog number | 34729 | 2980 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 09:04 | 2024 Dec 22 23:29 |
| Time of closest approach (UTC) | 2024 Dec 28 20:12:12.039 |
| Minimum distance | 65.780 km |
| Height difference | 3.335 km |
| Relative speed | 6.383 km/s |
| Angle between velocity vectors | 50° |
| Geographic position | 59.2°S, 130.9°E |
| Height | 673 km |
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