| Primary satellite | Secondary satellite |
| Name | Meteor 2-11 Rocket | NIMBUS 2 DEB |
| Spacetrack catalog number | 15100 | 28618 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 17 13:01 | 2021 Jan 16 05:13 |
| Time of closest approach (UTC) | 2020 Nov 25 23:33:16.584 |
| Minimum distance | 132.010 km |
| Height difference | 6.957 km |
| Relative speed | 10.258 km/s |
| Angle between velocity vectors | 88° |
| Geographic position | 77.7°S, 19.4°E |
| Height | 983 km |
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