| Primary satellite | Secondary satellite |
| Name | Cosmos 1707 | FLOCK 4V 16 |
| Spacetrack catalog number | 16326 | 46527 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2021 Jan 22 09:20 | 2021 Jan 22 18:34 |
| Time of closest approach (UTC) | 2020 Nov 27 13:19:04.276 |
| Minimum distance | 1384.465 km |
| Height difference | -3.337 km |
| Relative speed | 2.612 km/s |
| Angle between velocity vectors | 20° |
| Geographic position | 15.6°S, 141.2°E |
| Height | 527 km |
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