| Primary satellite | Secondary satellite |
| Name | ISS | COSMOS 2543 |
| Spacetrack catalog number | 25544 | 44835 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2023 Mar 27 04:50 | 2023 Mar 27 05:28 |
| Time of closest approach (UTC) | 2023 Jan 31 09:39:29.308 |
| Minimum distance | 2852.022 km |
| Height difference | -14.146 km |
| Relative speed | 15.080 km/s |
| Angle between velocity vectors | 159° |
| Geographic position | 21.9°N, 171.9°E |
| Height | 436 km |
|