| Primary satellite | Secondary satellite |
| Name | Meteor 1-4 Rocket | M6P |
| Spacetrack catalog number | 4394 | 44109 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 16 21:52 | 2021 Apr 17 04:26 |
| Time of closest approach (UTC) | 2021 Mar 03 19:13:59.582 |
| Minimum distance | 411.065 km |
| Height difference | 6.185 km |
| Relative speed | 10.017 km/s |
| Angle between velocity vectors | 82° |
| Geographic position | 79.1°N, 103.0°W |
| Height | 479 km |
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