| Primary satellite | Secondary satellite |
| Name | Sich 1 Rocket | RESURS O1 DEB |
| Spacetrack catalog number | 23659 | 47198 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 20 11:19 | 2021 Jan 20 03:02 |
| Time of closest approach (UTC) | 2020 Dec 06 18:52:04.982 |
| Minimum distance | 2.045 km |
| Height difference | 0.458 km |
| Relative speed | 15.086 km/s |
| Angle between velocity vectors | 180° |
| Geographic position | 17.1°S, 153.1°W |
| Height | 633 km |
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