| Primary satellite | Secondary satellite |
| Name | Cosmos 1666 Rocket | RESURS O1 DEB |
| Spacetrack catalog number | 15890 | 48512 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2022 Jul 01 13:01 | 2022 Jul 01 02:10 |
| Time of closest approach (UTC) | 2022 May 29 07:30:14.592 |
| Minimum distance | 378.914 km |
| Height difference | -2.304 km |
| Relative speed | 15.036 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 69.3°N, 169.7°E |
| Height | 629 km |
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