| Primary satellite | Secondary satellite |
| Name | Cosmos 1782 Rocket | RESURS 01 DEB |
| Spacetrack catalog number | 16987 | 46894 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 21 21:11 | 2021 Jan 21 02:09 |
| Time of closest approach (UTC) | 2020 Dec 03 07:37:39.413 |
| Minimum distance | 3.420 km |
| Height difference | -2.832 km |
| Relative speed | 15.054 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 61.3°S, 147.7°W |
| Height | 655 km |
|