| Primary satellite | Secondary satellite |
| Name | Cosmos 1782 Rocket | deb Kosmos-886 |
| Spacetrack catalog number | 16987 | 9724 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 23 21:48 | 2021 Jan 23 20:45 |
| Time of closest approach (UTC) | 2020 Dec 03 18:49:36.650 |
| Minimum distance | 157.303 km |
| Height difference | 2.651 km |
| Relative speed | 14.558 km/s |
| Angle between velocity vectors | 143° |
| Geographic position | 31.8°S, 34.2°E |
| Height | 643 km |
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