| Primary satellite | Secondary satellite |
| Name | Cosmos 1315 Rocket | FENGYUN 1C DEB |
| Spacetrack catalog number | 12904 | 30318 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2021 Mar 07 13:39 | 2021 Mar 07 11:47 |
| Time of closest approach (UTC) | 2021 Jan 22 00:42:53.359 |
| Minimum distance | 9.097 km |
| Height difference | 9.016 km |
| Relative speed | 15.108 km/s |
| Angle between velocity vectors | 180° |
| Geographic position | 57.2°S, 85.4°W |
| Height | 589 km |
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