| Primary satellite | Secondary satellite |
| Name | Cosmos 2112 | COSMOS 2251 DEB |
| Spacetrack catalog number | 21014 | 34969 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:35 | 2024 Dec 18 14:57 |
| Time of closest approach (UTC) | 2024 Dec 25 15:52:50.843 |
| Minimum distance | 4.800 km |
| Height difference | 1.217 km |
| Relative speed | 10.649 km/s |
| Angle between velocity vectors | 91° |
| Geographic position | 66.9°S, 164.8°W |
| Height | 811 km |
|