| Primary satellite | Secondary satellite |
| Name | OBJECT D | BRO-15 |
| Spacetrack catalog number | 61738 | 60553 |
| Radar cross section | small | medium |
| Epoch of two-line elements (UTC) | 2024 Dec 23 08:41 | 2024 Dec 23 04:06 |
| Time of closest approach (UTC) | 2024 Dec 23 18:51:28.252 |
| Minimum distance | 4.644 km |
| Height difference | -4.641 km |
| Relative speed | 14.443 km/s |
| Angle between velocity vectors | 145° |
| Geographic position | 64.2°N, 40.4°E |
| Height | 594 km |
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