| Primary satellite | Secondary satellite |
| Name | Cosmos 2154 Rocket | Nimbus 4 Rocket CD |
| Spacetrack catalog number | 21667 | 4719 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Dec 06 13:45 | 2023 Dec 06 12:01 |
| Time of closest approach (UTC) | 2023 Oct 07 18:12:43.491 |
| Minimum distance | 93.306 km |
| Height difference | -1.880 km |
| Relative speed | 14.068 km/s |
| Angle between velocity vectors | 147° |
| Geographic position | 80.7°N, 146.6°W |
| Height | 1006 km |
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