| Primary satellite | Secondary satellite |
| Name | Cosmos 1271 Rocket | GUARDIAN |
| Spacetrack catalog number | 12465 | 52775 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Oct 11 11:59 | 2024 Oct 11 12:40 |
| Time of closest approach (UTC) | 2024 Sep 20 17:51:11.952 |
| Minimum distance | 113.185 km |
| Height difference | -0.993 km |
| Relative speed | 15.275 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 61.0°N, 46.8°W |
| Height | 474 km |
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