| Primary satellite | Secondary satellite |
| Name | Cosmos 407 Rocket | CZ-4C R/B |
| Spacetrack catalog number | 5175 | 37215 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Feb 24 18:47 | 2021 Feb 24 17:05 |
| Time of closest approach (UTC) | 2021 Jan 19 12:24:50.517 |
| Minimum distance | 7.499 km |
| Height difference | -4.382 km |
| Relative speed | 14.600 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 68.8°S, 124.0°W |
| Height | 779 km |
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