| Primary satellite | Secondary satellite |
| Name | Meteor 1-23 Rocket | Meteor 2-10 |
| Spacetrack catalog number | 8520 | 14452 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2021 Jan 17 20:04 | 2021 Jan 17 21:02 |
| Time of closest approach (UTC) | 2020 Dec 07 05:39:41.691 |
| Minimum distance | 14.475 km |
| Height difference | -0.984 km |
| Relative speed | 13.978 km/s |
| Angle between velocity vectors | 142° |
| Geographic position | 62.3°N, 123.5°W |
| Height | 880 km |
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