| Primary satellite | Secondary satellite |
| Name | Cosmos 1812 | CZ-2D DEB |
| Spacetrack catalog number | 17295 | 31409 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Sep 16 11:17 | 2024 Sep 14 21:11 |
| Time of closest approach (UTC) | 2024 Aug 15 23:02:37.203 |
| Minimum distance | 5.821 km |
| Height difference | 2.647 km |
| Relative speed | 15.222 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 76.7°S, 20.9°W |
| Height | 496 km |
|