| Primary satellite | Secondary satellite |
| Name | Cosmos 1833 Rocket | deb r/b Ablestar |
| Spacetrack catalog number | 17590 | 5786 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 20 02:06 | 2021 Jan 19 07:23 |
| Time of closest approach (UTC) | 2020 Nov 30 20:41:28.132 |
| Minimum distance | 35.458 km |
| Height difference | -6.076 km |
| Relative speed | 13.116 km/s |
| Angle between velocity vectors | 123° |
| Geographic position | 40.9°S, 172.3°W |
| Height | 850 km |
|