| Primary satellite | Secondary satellite |
| Name | Cosmos 1812 | CZ-4B R/B |
| Spacetrack catalog number | 17295 | 33410 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Sep 06 22:54 | 2024 Sep 07 02:43 |
| Time of closest approach (UTC) | 2024 Aug 12 05:10:19.495 |
| Minimum distance | 9.675 km |
| Height difference | -1.071 km |
| Relative speed | 15.313 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 56.3°N, 150.2°W |
| Height | 472 km |
|