| Primary satellite | Secondary satellite |
| Name | Envisat | Altair 2 |
| Spacetrack catalog number | 27386 | 1739 |
| Radar cross section | large | medium |
| Epoch of two-line elements (UTC) | 2022 Jul 03 22:29 | 2022 Jul 03 20:41 |
| Time of closest approach (UTC) | 2022 May 27 08:41:47.588 |
| Minimum distance | 6.517 km |
| Height difference | 3.287 km |
| Relative speed | 14.635 km/s |
| Angle between velocity vectors | 158° |
| Geographic position | 3.9°N, 113.6°E |
| Height | 768 km |
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