| Primary satellite | Secondary satellite |
| Name | MOZHAYETS 4 | PAYLOAD A DEB |
| Spacetrack catalog number | 27939 | 39357 |
| Radar cross section | medium | large |
| Epoch of two-line elements (UTC) | 2021 Feb 28 01:02 | 2021 Feb 27 22:34 |
| Time of closest approach (UTC) | 2021 Jan 20 19:09:56.068 |
| Minimum distance | 11.325 km |
| Height difference | 0.121 km |
| Relative speed | 13.754 km/s |
| Angle between velocity vectors | 132° |
| Geographic position | 69.9°N, 45.9°W |
| Height | 682 km |
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