| Primary satellite | Secondary satellite |
| Name | Cosmos 2221 Rocket | CZ-6A DEB |
| Spacetrack catalog number | 22237 | 61477 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2026 Jan 16 13:36 | 2026 Jan 16 04:36 |
| Time of closest approach (UTC) | 2025 Dec 12 21:28:02.437 |
| Minimum distance | 107.500 km |
| Height difference | -5.547 km |
| Relative speed | 15.069 km/s |
| Angle between velocity vectors | 171° |
| Geographic position | 27.6°N, 71.3°E |
| Height | 638 km |
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