| 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 06 22:54 | 2024 Sep 06 20:54 |
| Time of closest approach (UTC) | 2024 Aug 15 21:25:58.150 |
| Minimum distance | 2.674 km |
| Height difference | 2.582 km |
| Relative speed | 15.222 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 73.1°S, 4.7°W |
| Height | 495 km |
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