| Primary satellite | Secondary satellite |
| Name | Cosmos 1655 Rocket | deb NNS O-10 |
| Spacetrack catalog number | 15752 | 2580 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:56 | 2024 Dec 22 23:35 |
| Time of closest approach (UTC) | 2024 Dec 24 14:57:32.951 |
| Minimum distance | 3.772 km |
| Height difference | 0.054 km |
| Relative speed | 11.544 km/s |
| Angle between velocity vectors | 104° |
| Geographic position | 82.5°S, 10.9°E |
| Height | 1031 km |
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