| Primary satellite | Secondary satellite |
| Name | Cosmos 2278 Rocket | METEOR 2-8 DEB |
| Spacetrack catalog number | 23088 | 36858 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 Jun 20 12:21 | 2025 Jun 20 06:42 |
| Time of closest approach (UTC) | 2025 May 17 00:40:42.818 |
| Minimum distance | 36.508 km |
| Height difference | 5.111 km |
| Relative speed | 13.353 km/s |
| Angle between velocity vectors | 128° |
| Geographic position | 58.3°N, 122.3°E |
| Height | 850 km |
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