| Primary satellite | Secondary satellite |
| Name | Vanguard 1 | BREEZE-KM R/B |
| Spacetrack catalog number | 5 | 43438 |
| Radar cross section | small | large |
| Epoch of two-line elements (UTC) | 2024 Oct 13 09:50 | 2024 Oct 13 12:59 |
| Time of closest approach (UTC) | 2024 Sep 09 14:06:45.809 |
| Minimum distance | 539.093 km |
| Height difference | -13.931 km |
| Relative speed | 13.302 km/s |
| Angle between velocity vectors | 116° |
| Geographic position | 29.6°N, 70.1°E |
| Height | 669 km |
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