| Primary satellite | Secondary satellite |
| Name | SL-14 DEB | deb Kosmos-1275 |
| Spacetrack catalog number | 39976 | 12652 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 20 10:00 | 2024 Dec 23 05:38 |
| Time of closest approach (UTC) | 2024 Dec 28 05:26:23.279 |
| Minimum distance | 1.898 km |
| Height difference | -1.320 km |
| Relative speed | 14.688 km/s |
| Angle between velocity vectors | 164° |
| Geographic position | 21.4°N, 123.8°W |
| Height | 888 km |
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