| Primary satellite | Secondary satellite |
| Name | Sich 1 Rocket | RESURS 01 DEB |
| Spacetrack catalog number | 23659 | 46891 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 20 11:19 | 2021 Jan 20 02:03 |
| Time of closest approach (UTC) | 2020 Dec 06 22:01:59.016 |
| Minimum distance | 6.415 km |
| Height difference | -0.175 km |
| Relative speed | 15.069 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 35.5°S, 156.2°E |
| Height | 645 km |
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