| Primary satellite | Secondary satellite |
| Name | CZ-4B DEB | Cosmos 1980 |
| Spacetrack catalog number | 27433 | 19649 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2024 Dec 22 17:01 | 2024 Dec 22 15:23 |
| Time of closest approach (UTC) | 2024 Dec 24 21:29:52.469 |
| Minimum distance | 4.233 km |
| Height difference | -3.171 km |
| Relative speed | 4.489 km/s |
| Angle between velocity vectors | 35° |
| Geographic position | 36.9°S, 13.4°W |
| Height | 860 km |
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