| 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 21:06 | 2022 Jul 01 02:10 |
| Time of closest approach (UTC) | 2022 May 29 09:07:17.695 |
| Minimum distance | 378.036 km |
| Height difference | -2.344 km |
| Relative speed | 15.034 km/s |
| Angle between velocity vectors | 169° |
| Geographic position | 69.5°N, 145.1°E |
| Height | 629 km |
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