| Primary satellite | Secondary satellite |
| Name | Cosmos 836 | Cosmos 1354 |
| Spacetrack catalog number | 8923 | 13148 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 03:14 | 2024 Dec 22 12:23 |
| Time of closest approach (UTC) | 2024 Dec 25 16:04:56.753 |
| Minimum distance | 4.603 km |
| Height difference | -1.503 km |
| Relative speed | 12.959 km/s |
| Angle between velocity vectors | 121° |
| Geographic position | 56.5°N, 58.3°E |
| Height | 797 km |
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