| Primary satellite | Secondary satellite |
| Name | BRO-15 | OBJECT T |
| Spacetrack catalog number | 60553 | 61752 |
| Radar cross section | medium | small |
| Epoch of two-line elements (UTC) | 2024 Dec 23 04:06 | 2024 Dec 23 08:39 |
| Time of closest approach (UTC) | 2024 Dec 25 21:28:44.339 |
| Minimum distance | 2.415 km |
| Height difference | 2.128 km |
| Relative speed | 14.389 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 64.3°S, 179.0°W |
| Height | 615 km |
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