| Primary satellite | Secondary satellite |
| Name | ARIANE 1 DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 39107 | 13466 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 21 20:48 | 2024 Dec 22 15:02 |
| Time of closest approach (UTC) | 2024 Dec 25 04:17:24.965 |
| Minimum distance | 1.046 km |
| Height difference | 0.448 km |
| Relative speed | 14.723 km/s |
| Angle between velocity vectors | 176° |
| Geographic position | 59.2°S, 38.1°E |
| Height | 970 km |
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