| Primary satellite | Secondary satellite |
| Name | CZ-4 DEB | deb Kosmos-1624 |
| Spacetrack catalog number | 35319 | 15491 |
| Radar cross section | small | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 01:36 | 2024 Dec 22 20:35 |
| Time of closest approach (UTC) | 2024 Dec 24 11:11:02.643 |
| Minimum distance | 4.879 km |
| Height difference | 4.142 km |
| Relative speed | 14.771 km/s |
| Angle between velocity vectors | 157° |
| Geographic position | 67.7°N, 163.6°E |
| Height | 728 km |
|