| Primary satellite | Secondary satellite |
| Name | Spot 2 | FENGYUN 1C DEB |
| Spacetrack catalog number | 20436 | 30485 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 10 12:13 | 2021 Apr 10 02:42 |
| Time of closest approach (UTC) | 2021 Mar 04 03:42:28.548 |
| Minimum distance | 2.278 km |
| Height difference | -2.245 km |
| Relative speed | 14.697 km/s |
| Angle between velocity vectors | 161° |
| Geographic position | 18.6°N, 37.0°E |
| Height | 770 km |
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