| Primary satellite | Secondary satellite |
| Name | Cosmos 676 Rocket | DMSP F15 DEB |
| Spacetrack catalog number | 7434 | 25992 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Dec 22 20:48 | 2024 Dec 22 15:24 |
| Time of closest approach (UTC) | 2024 Dec 25 02:53:30.206 |
| Minimum distance | 3.847 km |
| Height difference | -3.786 km |
| Relative speed | 14.911 km/s |
| Angle between velocity vectors | 170° |
| Geographic position | 38.0°N, 124.9°W |
| Height | 757 km |
|