| Primary satellite | Secondary satellite |
| Name | Cosmos 1782 Rocket | RESURS 01 DEB |
| Spacetrack catalog number | 16987 | 46508 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 21 21:11 | 2021 Jan 22 01:53 |
| Time of closest approach (UTC) | 2020 Dec 04 19:25:26.494 |
| Minimum distance | 3.713 km |
| Height difference | -1.520 km |
| Relative speed | 15.055 km/s |
| Angle between velocity vectors | 178° |
| Geographic position | 77.4°S, 163.1°E |
| Height | 654 km |
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