| Primary satellite | Secondary satellite |
| Name | Cosmos 1844 Rocket | THEOS |
| Spacetrack catalog number | 17974 | 33396 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2022 May 22 21:32 | 2022 May 23 01:47 |
| Time of closest approach (UTC) | 2022 Jan 27 14:46:30.007 |
| Minimum distance | 1016.327 km |
| Height difference | -6.407 km |
| Relative speed | 13.922 km/s |
| Angle between velocity vectors | 139° |
| Geographic position | 70.9°S, 129.3°W |
| Height | 859 km |
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