| Primary satellite | Secondary satellite |
| Name | Cosmos 2173 Rocket | deb Kosmos-2237 |
| Spacetrack catalog number | 21797 | 22608 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2025 Nov 17 20:37 | 2025 Nov 17 11:55 |
| Time of closest approach (UTC) | 2025 Oct 15 04:10:06.919 |
| Minimum distance | 12.889 km |
| Height difference | -2.619 km |
| Relative speed | 3.755 km/s |
| Angle between velocity vectors | 30° |
| Geographic position | 62.7°N, 110.2°W |
| Height | 1004 km |
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