| Primary satellite | Secondary satellite |
| Name | HEATHSAT | deb Kosmos-1275 |
| Spacetrack catalog number | 22827 | 17621 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:16 | 2024 Dec 20 14:16 |
| Time of closest approach (UTC) | 2024 Dec 24 16:25:40.511 |
| Minimum distance | 3.956 km |
| Height difference | -0.033 km |
| Relative speed | 12.117 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 80.2°S, 164.8°W |
| Height | 813 km |
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