| Primary satellite | Secondary satellite |
| Name | Cosmos 2123 Rocket | deb r/b Ablestar |
| Spacetrack catalog number | 21090 | 5715 |
| Radar cross section | large | small |
| Epoch of two-line elements (UTC) | 2024 Sep 08 14:17 | 2024 Sep 08 05:28 |
| Time of closest approach (UTC) | 2024 Aug 14 06:07:22.309 |
| Minimum distance | 137.791 km |
| Height difference | -4.220 km |
| Relative speed | 13.712 km/s |
| Angle between velocity vectors | 137° |
| Geographic position | 45.0°N, 151.2°W |
| Height | 995 km |
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