| Primary satellite | Secondary satellite |
| Name | MetOp-A | deb S5M |
| Spacetrack catalog number | 29499 | 25187 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Jan 25 12:29 | 2021 Jan 25 11:36 |
| Time of closest approach (UTC) | 2020 Dec 03 01:06:42.963 |
| Minimum distance | 2.594 km |
| Height difference | -2.571 km |
| Relative speed | 14.871 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 33.7°S, 104.2°E |
| Height | 832 km |
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