| Primary satellite | Secondary satellite |
| Name | Cosmos 1707 Rocket | PSLV DEB |
| Spacetrack catalog number | 16327 | 28432 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 11 07:32 | 2021 Apr 09 20:36 |
| Time of closest approach (UTC) | 2021 Mar 02 12:44:53.941 |
| Minimum distance | 1.271 km |
| Height difference | 0.464 km |
| Relative speed | 15.108 km/s |
| Angle between velocity vectors | 177° |
| Geographic position | 81.7°N, 31.5°E |
| Height | 637 km |
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