| Primary satellite | Secondary satellite |
| Name | Vanguard 2 Rocket | CZ-6A DEB |
| Spacetrack catalog number | 12 | 60716 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2025 Jun 19 00:56 | 2025 Jun 19 16:03 |
| Time of closest approach (UTC) | 2025 May 18 20:06:47.109 |
| Minimum distance | 54.554 km |
| Height difference | 4.712 km |
| Relative speed | 13.100 km/s |
| Angle between velocity vectors | 116° |
| Geographic position | 19.6°N, 142.6°E |
| Height | 743 km |
|