| Primary satellite | Secondary satellite |
| Name | METEOR 2-5 DEB | Cosmos 1666 Rocket |
| Spacetrack catalog number | 35254 | 15890 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 09:29 | 2024 Dec 23 02:26 |
| Time of closest approach (UTC) | 2024 Dec 24 07:35:57.346 |
| Minimum distance | 4.553 km |
| Height difference | 4.119 km |
| Relative speed | 14.930 km/s |
| Angle between velocity vectors | 163° |
| Geographic position | 11.8°N, 2.7°E |
| Height | 623 km |
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