| Primary satellite | Secondary satellite |
| Name | BRO-15 | SJ-11-03 DEB |
| Spacetrack catalog number | 60553 | 37735 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:06 | 2024 Dec 22 14:25 |
| Time of closest approach (UTC) | 2024 Dec 27 09:33:35.736 |
| Minimum distance | 2.462 km |
| Height difference | -0.465 km |
| Relative speed | 14.835 km/s |
| Angle between velocity vectors | 156° |
| Geographic position | 47.3°N, 172.3°W |
| Height | 586 km |
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