| Primary satellite | Secondary satellite |
| Name | deb Delta 139 | deb Kosmos-970 |
| Spacetrack catalog number | 12212 | 10578 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2025 Jan 18 20:45 | 2025 Jan 18 18:32 |
| Time of closest approach (UTC) | 2024 Dec 05 20:55:17.965 |
| Minimum distance | 41.698 km |
| Height difference | 2.984 km |
| Relative speed | 13.293 km/s |
| Angle between velocity vectors | 128° |
| Geographic position | 65.1°S, 156.8°E |
| Height | 931 km |
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