| Primary satellite | Secondary satellite |
| Name | LEMUR 1 | COSMOS 1408 DEB |
| Spacetrack catalog number | 40044 | 50665 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2022 May 28 12:54 | 2022 May 28 09:18 |
| Time of closest approach (UTC) | 2022 Jan 31 22:08:01.528 |
| Minimum distance | 377.080 km |
| Height difference | 28.257 km |
| Relative speed | 15.040 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 49.6°N, 46.2°W |
| Height | 669 km |
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