| Primary satellite | Secondary satellite |
| Name | STRAND 1 | COSMOS 1818 DEB |
| Spacetrack catalog number | 39090 | 36935 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2023 Feb 08 13:04 | 2023 Feb 07 06:27 |
| Time of closest approach (UTC) | 2022 Dec 14 21:09:35.220 |
| Minimum distance | 39.480 km |
| Height difference | 6.794 km |
| Relative speed | 4.371 km/s |
| Angle between velocity vectors | 34° |
| Geographic position | 11.4°N, 37.0°W |
| Height | 774 km |
|