| Primary satellite | Secondary satellite |
| Name | Cosmos 1812 | MINOTAUR-C DEB |
| Spacetrack catalog number | 17295 | 42993 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Apr 15 20:27 | 2021 Apr 15 12:59 |
| Time of closest approach (UTC) | 2021 Mar 04 02:19:38.810 |
| Minimum distance | 196.343 km |
| Height difference | 2.888 km |
| Relative speed | 9.707 km/s |
| Angle between velocity vectors | 79° |
| Geographic position | 79.1°N, 170.2°W |
| Height | 530 km |
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