| Primary satellite | Secondary satellite |
| Name | deb Agena D | COSMOS 1275 DEB |
| Spacetrack catalog number | 17720 | 42111 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 00:55 | 2024 Dec 22 10:51 |
| Time of closest approach (UTC) | 2024 Dec 24 06:13:48.249 |
| Minimum distance | 2.105 km |
| Height difference | -2.083 km |
| Relative speed | 14.694 km/s |
| Angle between velocity vectors | 162° |
| Geographic position | 78.5°S, 134.2°E |
| Height | 835 km |
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