| Primary satellite | Secondary satellite |
| Name | Helios 1A Rocket | OBJECT L |
| Spacetrack catalog number | 23608 | 62387 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2025 May 16 12:14 | 2025 May 16 10:51 |
| Time of closest approach (UTC) | 2025 Apr 28 15:22:17.642 |
| Minimum distance | 44.332 km |
| Height difference | -0.767 km |
| Relative speed | 12.387 km/s |
| Angle between velocity vectors | 109° |
| Geographic position | 45.0°S, 161.0°W |
| Height | 499 km |
|