| Primary satellite | Secondary satellite |
| Name | Envisat | Cosmos 1954 Rocket |
| Spacetrack catalog number | 27386 | 19257 |
| Radar cross section | large | large |
| Epoch of two-line elements (UTC) | 2023 Jan 28 22:24 | 2023 Jan 28 19:14 |
| Time of closest approach (UTC) | 2022 Dec 09 01:48:10.990 |
| Minimum distance | 7.519 km |
| Height difference | -0.454 km |
| Relative speed | 14.908 km/s |
| Angle between velocity vectors | 172° |
| Geographic position | 8.9°N, 150.0°W |
| Height | 767 km |
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