| Primary satellite | Secondary satellite |
| Name | CZ-4C DEB | COSMOS 2515 |
| Spacetrack catalog number | 43266 | 41394 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Dec 23 14:51 | 2024 Dec 23 13:43 |
| Time of closest approach (UTC) | 2024 Dec 27 03:21:54.414 |
| Minimum distance | 5.749 km |
| Height difference | 3.778 km |
| Relative speed | 14.569 km/s |
| Angle between velocity vectors | 148° |
| Geographic position | 59.7°S, 7.1°E |
| Height | 568 km |
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