| Primary satellite | Secondary satellite |
| Name | MetOp-A | DMSP 5D-2 F13 DEB |
| Spacetrack catalog number | 29499 | 42259 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 16 12:15 | 2021 Jan 15 18:45 |
| Time of closest approach (UTC) | 2020 Dec 07 06:44:52.612 |
| Minimum distance | 87.067 km |
| Height difference | 5.427 km |
| Relative speed | 3.720 km/s |
| Angle between velocity vectors | 29° |
| Geographic position | 81.0°S, 84.9°W |
| Height | 848 km |
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