| 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 15 01:19 | 2021 Jan 15 10:36 |
| Time of closest approach (UTC) | 2020 Nov 27 12:31:53.927 |
| Minimum distance | 452.499 km |
| Height difference | 1.137 km |
| Relative speed | 2.183 km/s |
| Angle between velocity vectors | 17° |
| Geographic position | 19.9°N, 27.5°W |
| Height | 528 km |
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