| Primary satellite | Secondary satellite |
| Name | Cosmos 836 | FENGYUN 1C DEB |
| Spacetrack catalog number | 8923 | 30464 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:14 | 2024 Dec 22 17:49 |
| Time of closest approach (UTC) | 2024 Dec 28 17:10:01.224 |
| Minimum distance | 4.049 km |
| Height difference | 3.700 km |
| Relative speed | 14.924 km/s |
| Angle between velocity vectors | 173° |
| Geographic position | 7.2°S, 123.2°W |
| Height | 787 km |
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