| Primary satellite | Secondary satellite |
| Name | Explorer 7 | FENGYUN 1C DEB |
| Spacetrack catalog number | 22 | 32112 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2021 Jan 22 12:11 | 2020 Dec 13 11:25 |
| Time of closest approach (UTC) | 2020 Dec 02 08:38:01.707 |
| Minimum distance | 65.232 km |
| Height difference | 3.417 km |
| Relative speed | 14.487 km/s |
| Angle between velocity vectors | 143° |
| Geographic position | 29.2°S, 40.6°E |
| Height | 514 km |
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