| Primary satellite | Secondary satellite |
| Name | Altair | COSMOS 2451 |
| Spacetrack catalog number | 50 | 35498 |
| Radar cross section | medium | medium |
| Epoch of two-line elements (UTC) | 2023 Mar 22 03:10 | 2023 Mar 21 20:42 |
| Time of closest approach (UTC) | 2023 Feb 10 17:23:59.333 |
| Minimum distance | 1.713 km |
| Height difference | 0.286 km |
| Relative speed | 12.023 km/s |
| Angle between velocity vectors | 115° |
| Geographic position | 34.9°S, 85.4°W |
| Height | 1519 km |
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