| Primary satellite | Secondary satellite |
| Name | Cosmos 1500 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 14373 | 32087 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Apr 16 20:13 | 2021 Apr 12 17:31 |
| Time of closest approach (UTC) | 2021 Mar 06 16:47:31.442 |
| Minimum distance | 10.228 km |
| Height difference | 2.565 km |
| Relative speed | 15.122 km/s |
| Angle between velocity vectors | 179° |
| Geographic position | 23.9°N, 1.6°E |
| Height | 610 km |
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